3 use nihav_core::codecs::*;
4 use nihav_core::codecs::blockdsp::*;
5 use nihav_core::io::bitreader::*;
6 use nihav_core::io::codebook::*;
7 use nihav_core::io::intcode::*;
8 use super::vpcommon::*;
10 #[derive(Clone,Copy,Debug,PartialEq)]
17 fn map_idx(idx: usize) -> u8 {
22 dc_cb: [Codebook<u8>; 5],
23 ac_i_cb: [Codebook<u8>; 5],
24 ac_p_cb: [Codebook<u8>; 5],
25 mbtype_cb: Codebook<VPMBType>,
28 fn map_mbt(idx: usize) -> VPMBType {
34 let mut dc_cb: [Codebook<u8>; 5];
35 let mut ac_i_cb: [Codebook<u8>; 5];
36 let mut ac_p_cb: [Codebook<u8>; 5];
37 let mut cr = TableCodebookDescReader::new(&VP30_MBTYPE_CODES, &VP30_MBTYPE_BITS, map_mbt);
38 let mbtype_cb = Codebook::new(&mut cr, CodebookMode::MSB).unwrap();
40 dc_cb = mem::uninitialized();
41 ac_i_cb = mem::uninitialized();
42 ac_p_cb = mem::uninitialized();
44 let mut cr = TableCodebookDescReader::new(&VP30_DC_CODES[i], &VP30_DC_BITS[i], map_idx);
45 let cb = Codebook::new(&mut cr, CodebookMode::MSB).unwrap();
46 ptr::write(&mut dc_cb[i], cb);
47 let mut cr = TableCodebookDescReader::new(&VP30_AC_INTRA_CODES[i], &VP30_AC_INTRA_BITS[i], map_idx);
48 let cb = Codebook::new(&mut cr, CodebookMode::MSB).unwrap();
49 ptr::write(&mut ac_i_cb[i], cb);
50 let mut cr = TableCodebookDescReader::new(&VP30_AC_INTER_CODES[i], &VP30_AC_INTER_BITS[i], map_idx);
51 let cb = Codebook::new(&mut cr, CodebookMode::MSB).unwrap();
52 ptr::write(&mut ac_p_cb[i], cb);
55 Self { dc_cb, ac_i_cb, ac_p_cb, mbtype_cb }
60 dc_cb: [Codebook<u8>; 16],
61 ac0_cb: [Codebook<u8>; 16],
62 ac1_cb: [Codebook<u8>; 16],
63 ac2_cb: [Codebook<u8>; 16],
64 ac3_cb: [Codebook<u8>; 16],
69 let mut dc_cb: [Codebook<u8>; 16];
70 let mut ac0_cb: [Codebook<u8>; 16];
71 let mut ac1_cb: [Codebook<u8>; 16];
72 let mut ac2_cb: [Codebook<u8>; 16];
73 let mut ac3_cb: [Codebook<u8>; 16];
75 dc_cb = mem::uninitialized();
76 ac0_cb = mem::uninitialized();
77 ac1_cb = mem::uninitialized();
78 ac2_cb = mem::uninitialized();
79 ac3_cb = mem::uninitialized();
81 let mut cr = TableCodebookDescReader::new(&VP31_DC_CODES[i], &VP31_DC_BITS[i], map_idx);
82 let cb = Codebook::new(&mut cr, CodebookMode::MSB).unwrap();
83 ptr::write(&mut dc_cb[i], cb);
85 let mut cr = TableCodebookDescReader::new(&VP31_AC_CAT0_CODES[i], &VP31_AC_CAT0_BITS[i], map_idx);
86 let cb = Codebook::new(&mut cr, CodebookMode::MSB).unwrap();
87 ptr::write(&mut ac0_cb[i], cb);
88 let mut cr = TableCodebookDescReader::new(&VP31_AC_CAT1_CODES[i], &VP31_AC_CAT1_BITS[i], map_idx);
89 let cb = Codebook::new(&mut cr, CodebookMode::MSB).unwrap();
90 ptr::write(&mut ac1_cb[i], cb);
91 let mut cr = TableCodebookDescReader::new(&VP31_AC_CAT2_CODES[i], &VP31_AC_CAT2_BITS[i], map_idx);
92 let cb = Codebook::new(&mut cr, CodebookMode::MSB).unwrap();
93 ptr::write(&mut ac2_cb[i], cb);
94 let mut cr = TableCodebookDescReader::new(&VP31_AC_CAT3_CODES[i], &VP31_AC_CAT3_BITS[i], map_idx);
95 let cb = Codebook::new(&mut cr, CodebookMode::MSB).unwrap();
96 ptr::write(&mut ac3_cb[i], cb);
99 Self { dc_cb, ac0_cb, ac1_cb, ac2_cb, ac3_cb }
101 fn new_vp4() -> VP31Codes {
102 let mut dc_cb: [Codebook<u8>; 16];
103 let mut ac0_cb: [Codebook<u8>; 16];
104 let mut ac1_cb: [Codebook<u8>; 16];
105 let mut ac2_cb: [Codebook<u8>; 16];
106 let mut ac3_cb: [Codebook<u8>; 16];
108 dc_cb = mem::uninitialized();
109 ac0_cb = mem::uninitialized();
110 ac1_cb = mem::uninitialized();
111 ac2_cb = mem::uninitialized();
112 ac3_cb = mem::uninitialized();
114 let mut cr = TableCodebookDescReader::new(&VP40_DC_CODES[i], &VP40_DC_BITS[i], map_idx);
115 let cb = Codebook::new(&mut cr, CodebookMode::MSB).unwrap();
116 ptr::write(&mut dc_cb[i], cb);
118 let mut cr = TableCodebookDescReader::new(&VP40_AC_CAT0_CODES[i], &VP40_AC_CAT0_BITS[i], map_idx);
119 let cb = Codebook::new(&mut cr, CodebookMode::MSB).unwrap();
120 ptr::write(&mut ac0_cb[i], cb);
121 let mut cr = TableCodebookDescReader::new(&VP40_AC_CAT1_CODES[i], &VP40_AC_CAT1_BITS[i], map_idx);
122 let cb = Codebook::new(&mut cr, CodebookMode::MSB).unwrap();
123 ptr::write(&mut ac1_cb[i], cb);
124 let mut cr = TableCodebookDescReader::new(&VP40_AC_CAT2_CODES[i], &VP40_AC_CAT2_BITS[i], map_idx);
125 let cb = Codebook::new(&mut cr, CodebookMode::MSB).unwrap();
126 ptr::write(&mut ac2_cb[i], cb);
127 let mut cr = TableCodebookDescReader::new(&VP40_AC_CAT3_CODES[i], &VP40_AC_CAT3_BITS[i], map_idx);
128 let cb = Codebook::new(&mut cr, CodebookMode::MSB).unwrap();
129 ptr::write(&mut ac3_cb[i], cb);
132 VP31Codes { dc_cb, ac0_cb, ac1_cb, ac2_cb, ac3_cb }
136 struct VP40AuxCodes {
137 mv_x_cb: [Codebook<i8>; 7],
138 mv_y_cb: [Codebook<i8>; 7],
139 mbpat_cb: [Codebook<u8>; 2],
142 fn map_mv(idx: usize) -> i8 {
148 let mut mv_x_cb: [Codebook<i8>; 7];
149 let mut mv_y_cb: [Codebook<i8>; 7];
151 mv_x_cb = mem::uninitialized();
152 mv_y_cb = mem::uninitialized();
154 let mut cr = TableCodebookDescReader::new(&VP40_MV_X_CODES[i], &VP40_MV_X_BITS[i], map_mv);
155 let cb = Codebook::new(&mut cr, CodebookMode::MSB).unwrap();
156 ptr::write(&mut mv_x_cb[i], cb);
157 let mut cr = TableCodebookDescReader::new(&VP40_MV_Y_CODES[i], &VP40_MV_Y_BITS[i], map_mv);
158 let cb = Codebook::new(&mut cr, CodebookMode::MSB).unwrap();
159 ptr::write(&mut mv_y_cb[i], cb);
162 let mut cr0 = TableCodebookDescReader::new(&VP40_MBPAT_CODES[0], &VP40_MBPAT_BITS[0], map_idx);
163 let mut cr1 = TableCodebookDescReader::new(&VP40_MBPAT_CODES[1], &VP40_MBPAT_BITS[1], map_idx);
164 let mbpat_cb = [Codebook::new(&mut cr0, CodebookMode::MSB).unwrap(),
165 Codebook::new(&mut cr1, CodebookMode::MSB).unwrap()];
166 Self { mv_x_cb, mv_y_cb, mbpat_cb }
189 btype: VPMBType::Intra,
199 type ReadRunFunc = fn (&mut BitReader) -> DecoderResult<usize>;
201 const VP31_LONG_RUN_BASE: [usize; 7] = [ 1, 2, 4, 6, 10, 18, 34 ];
202 const VP31_LONG_RUN_BITS: [u8; 7] = [ 0, 1, 1, 2, 3, 4, 12 ];
203 fn read_long_run(br: &mut BitReader) -> DecoderResult<usize> {
204 let pfx = br.read_code(UintCodeType::LimitedUnary(6, 0))? as usize;
205 if pfx == 0 { return Ok(1); }
206 Ok(VP31_LONG_RUN_BASE[pfx] + (br.read(VP31_LONG_RUN_BITS[pfx])? as usize))
209 const VP31_SHORT_RUN_BASE: [usize; 6] = [ 1, 3, 5, 7, 11, 15 ];
210 const VP31_SHORT_RUN_BITS: [u8; 6] = [ 1, 1, 1, 2, 2, 4 ];
211 fn read_short_run(br: &mut BitReader) -> DecoderResult<usize> {
212 let pfx = br.read_code(UintCodeType::LimitedUnary(5, 0))? as usize;
213 Ok(VP31_SHORT_RUN_BASE[pfx] + (br.read(VP31_SHORT_RUN_BITS[pfx])? as usize))
216 fn read_mb_run(br: &mut BitReader) -> DecoderResult<usize> {
217 let pfx = br.read_code(UintCodeType::LimitedUnary(10, 0))? as usize;
218 if pfx == 10 { unimplemented!(); }
222 let base = (1 << (pfx - 1)) + 1;
223 let bits = (pfx - 1) as u8;
224 let add_bits = br.read(bits)? as usize;
229 struct BitRunDecoder {
232 read_run: ReadRunFunc,
236 fn new(br: &mut BitReader, read_run: ReadRunFunc) -> DecoderResult<Self> {
237 let value = !br.read_bool()?; // it will be flipped before run decoding
238 Ok(Self { value, run: 0, read_run })
240 fn get_val(&mut self, br: &mut BitReader) -> DecoderResult<bool> {
242 self.value = !self.value;
243 self.run = (self.read_run)(br)?;
250 const VP30_NE0_BITS: [u8; 5] = [ 2, 2, 3, 4, 8 ];
251 const VP30_NE0_BASE: [usize; 5] = [ 1, 5, 9, 17, 33 ];
252 fn vp30_read_ne_run0(br: &mut BitReader) -> DecoderResult<usize> {
253 let len = br.read_code(UintCodeType::LimitedUnary(4, 0))? as usize;
254 Ok(VP30_NE0_BASE[len] + (br.read(VP30_NE0_BITS[len])? as usize))
256 fn vp30_read_ne_run1(br: &mut BitReader) -> DecoderResult<usize> {
257 let len = br.read_code(UintCodeType::LimitedUnary(6, 0))? as usize;
259 Ok((br.read(1)? as usize) + 1)
263 Ok((br.read(8)? as usize) + 8)
266 fn vp30_read_coded_run0(br: &mut BitReader) -> DecoderResult<usize> {
267 let len = br.read_code(UintCodeType::LimitedUnary(5, 0))? as usize;
277 10010 - 7 + get_bits(3)
278 101100 - 15 + get_bits(5)
279 1011010 - 47 + get_bits(8)
280 1011011 - 303 + get_bits(16)
282 const VP30_CRUN1_LUT: [u8; 32] = [
283 0x11, 0x11, 0x11, 0x11, 0x11, 0x11, 0x11, 0x11,
284 0x11, 0x11, 0x11, 0x11, 0x11, 0x11, 0x11, 0x11,
285 0x34, 0x34, 0x75, 0x55, 0x44, 0x44, 0x85, 0x65,
286 0x22, 0x22, 0x22, 0x22, 0x22, 0x22, 0x22, 0x22
288 fn vp30_read_coded_run1(br: &mut BitReader) -> DecoderResult<usize> {
289 let idx = br.peek(5) as usize;
290 let sym = (VP30_CRUN1_LUT[idx] >> 4) as usize;
291 let bits = VP30_CRUN1_LUT[idx] & 0xF;
292 br.skip(bits as u32)?;
296 Ok(7 + (br.read(3)? as usize))
298 let len = br.read_code(UintCodeType::Unary012)?;
300 0 => Ok(15 + (br.read(5)? as usize)),
301 1 => Ok(47 + (br.read(8)? as usize)),
302 _ => Ok(303 + (br.read(16)? as usize)),
308 info: NACodecInfoRef,
319 aux_codes: Option<VP40AuxCodes>,
321 mc_buf: NAVideoBufferRef<u8>,
325 mb_partial: Vec<bool>,
336 blk_addr: Vec<usize>,
338 sb_info: Vec<SBState>,
344 fn vp30_read_mv_comp(br: &mut BitReader) -> DecoderResult<i16> {
345 let mode = br.read(2)?;
346 if mode == 0 { return Ok(0); }
347 let sign = br.read_bool()?;
348 let val = match mode - 1 {
350 1 => 2 + (br.read(2)? as i16),
351 _ => br.read(5)? as i16,
360 fn vp30_read_mv(br: &mut BitReader) -> DecoderResult<MV> {
361 let x = vp30_read_mv_comp(br)?;
362 let y = vp30_read_mv_comp(br)?;
366 fn read_mv_comp_packed(br: &mut BitReader) -> DecoderResult<i16> {
367 let code = br.read(3)?;
372 3 => if br.read_bool()? { Ok(-2) } else { Ok(2) },
373 4 => if br.read_bool()? { Ok(-3) } else { Ok(3) },
375 let val = (br.read(2)? as i16) + 4;
383 let val = (br.read(3)? as i16) + 8;
391 let val = (br.read(4)? as i16) + 16;
401 fn read_mv_packed(br: &mut BitReader) -> DecoderResult<MV> {
402 let x = read_mv_comp_packed(br)?;
403 let y = read_mv_comp_packed(br)?;
407 fn read_mv_comp_raw(br: &mut BitReader) -> DecoderResult<i16> {
408 let val = br.read(5)? as i16;
416 fn read_mv_raw(br: &mut BitReader) -> DecoderResult<MV> {
417 let x = read_mv_comp_raw(br)?;
418 let y = read_mv_comp_raw(br)?;
422 fn rescale_qmat(dst_qmat: &mut [i16; 64], base_qmat: &[i16; 64], dc_quant: i16, ac_quant: i16, minval: i16) {
423 for (dst, src) in dst_qmat.iter_mut().zip(base_qmat.iter()) {
424 *dst = (src.wrapping_mul(ac_quant) / 100).max(minval) << 2;
426 dst_qmat[0] = (base_qmat[0] * dc_quant / 100).max(minval * 2) << 2;
429 fn rescale_qmat_vp4(dst_qmat: &mut [i16; 64], base_qmat: &[i16; 64], dc_quant: i16, ac_quant: i16, is_intra: bool) {
430 let (bias, minval) = if is_intra { (3, 4) } else { (6, 8) };
431 for (dst, src) in dst_qmat.iter_mut().zip(base_qmat.iter()) {
432 *dst = ((src - bias).wrapping_mul(ac_quant) / 100 + bias) << 2;
434 dst_qmat[0] = (base_qmat[0] * dc_quant / 100).max(minval) << 2;
437 fn expand_token(blk: &mut Block, br: &mut BitReader, eob_run: &mut usize, token: u8) -> DecoderResult<()> {
440 0 | 1 | 2 => { *eob_run = (token as usize) + 1; },
442 let bits = token - 1;
443 *eob_run = (br.read(bits)? as usize) + (1 << bits);
445 6 => { *eob_run = br.read(12)? as usize; },
448 let bits = if token == 7 { 3 } else { 6 };
449 let run = (br.read(bits)? as usize) + 1;
451 validate!(blk.idx <= 64);
453 // single coefficients
454 9 | 10 | 11 | 12 => {
455 let val = (i16::from(token) - 7) >> 1;
456 if (token & 1) == 1 {
457 blk.coeffs[ZIGZAG[blk.idx]] = val;
459 blk.coeffs[ZIGZAG[blk.idx]] = -val;
463 13 | 14 | 15 | 16 => {
464 let val = i16::from(token) - 10;
465 if !br.read_bool()? {
466 blk.coeffs[ZIGZAG[blk.idx]] = val;
468 blk.coeffs[ZIGZAG[blk.idx]] = -val;
472 17 | 18 | 19 | 20 | 21 | 22 => {
473 let add_bits = if token == 22 { 9 } else { token - 16 };
474 let sign = br.read_bool()?;
475 let val = (br.read(add_bits)? as i16) + VP3_LITERAL_BASE[(token - 17) as usize];
477 blk.coeffs[ZIGZAG[blk.idx]] = val;
479 blk.coeffs[ZIGZAG[blk.idx]] = -val;
483 // zero run plus coefficient
484 23 | 24 | 25 | 26 | 27 => {
485 blk.idx += (token - 22) as usize;
486 validate!(blk.idx < 64);
487 if !br.read_bool()? {
488 blk.coeffs[ZIGZAG[blk.idx]] = 1;
490 blk.coeffs[ZIGZAG[blk.idx]] = -1;
495 let run_bits = token - 26;
501 let sign = br.read_bool()?;
502 blk.idx += br.read(run_bits)? as usize;
503 validate!(blk.idx < 64);
505 blk.coeffs[ZIGZAG[blk.idx]] = 1;
507 blk.coeffs[ZIGZAG[blk.idx]] = -1;
513 validate!(blk.idx < 64);
514 let sign = br.read_bool()?;
515 let val = (br.read(1)? as i16) + 2;
517 blk.coeffs[ZIGZAG[blk.idx]] = val;
519 blk.coeffs[ZIGZAG[blk.idx]] = -val;
524 let sign = br.read_bool()?;
525 let val = (br.read(1)? as i16) + 2;
526 blk.idx += (br.read(1)? as usize) + 2;
527 validate!(blk.idx < 64);
529 blk.coeffs[ZIGZAG[blk.idx]] = val;
531 blk.coeffs[ZIGZAG[blk.idx]] = -val;
539 } else if (token > 8) && (blk.idx > 1) {
545 macro_rules! fill_dc_pred {
546 ($self: expr, $ref_id: expr, $pred: expr, $pp: expr, $bit: expr, $idx: expr) => {
547 if $self.blocks[$idx].coded && $self.blocks[$idx].btype.get_ref_id() == $ref_id {
548 $pred[$bit] = $self.blocks[$idx].coeffs[0] as i32;
554 fn vp31_loop_filter_v(frm: &mut NASimpleVideoFrame<u8>, x: usize, y: usize, plane: usize, loop_str: i16) {
555 let off = frm.offset[plane] + x + y * frm.stride[plane];
556 vp31_loop_filter(frm.data, off, 1, frm.stride[plane], 8, loop_str);
559 fn vp31_loop_filter_h(frm: &mut NASimpleVideoFrame<u8>, x: usize, y: usize, plane: usize, loop_str: i16) {
560 let off = frm.offset[plane] + x + y * frm.stride[plane];
561 vp31_loop_filter(frm.data, off, frm.stride[plane], 1, 8, loop_str);
564 fn vp3_mv_mode(mvx: i16, mvy: i16) -> usize {
565 let mode = ((mvx & 1) + (mvy & 1) * 2) as usize;
566 if (mode == 3) && (mvx ^ mvy < 0) {
574 fn new(version: u8) -> Self {
575 let vt = alloc_video_buffer(NAVideoInfo::new(24, 24, false, YUV420_FORMAT), 4).unwrap();
576 let mc_buf = vt.get_vbuf().unwrap();
578 info: NACodecInfoRef::default(),
587 shuf: VPShuffler::new(),
594 mb_coded: Vec::new(),
595 mb_partial: Vec::new(),
607 blk_addr: Vec::new(),
610 sb_blocks: Vec::new(),
612 mb_blocks: Vec::new(),
615 fn parse_header(&mut self, br: &mut BitReader) -> DecoderResult<()> {
616 self.is_intra = !br.read_bool()?;
618 self.quant = br.read(6)? as usize;
621 validate!(self.version == 3 || self.version == 30);
622 let mb_w = br.read(8)? as usize;
623 let mb_h = br.read(8)? as usize;
624 validate!(mb_w == self.mb_w && mb_h == self.mb_h);
625 if self.version == 3 {
627 self.codes = Codes::VP30(VP30Codes::new());
630 let version = br.read(13)?;
631 let coding_type = br.read(1)?;
632 validate!(coding_type == 0);
635 validate!(self.version == 3 || self.version == 31);
636 if self.version == 3 {
638 self.codes = Codes::VP31(VP31Codes::new());
640 } else if version == 3 {
641 validate!(self.version == 4);
642 let mb_h = br.read(8)? as usize;
643 let mb_w = br.read(8)? as usize;
644 validate!(mb_w == self.mb_w && mb_h == self.mb_h);
645 let fact1 = br.read(5)?;
646 let fact2 = br.read(3)?;
647 validate!(fact1 == 1 && fact2 == 1);
648 let fact1 = br.read(5)?;
649 let fact2 = br.read(3)?;
650 validate!(fact1 == 1 && fact2 == 1);
653 return Err(DecoderError::InvalidData);
657 self.loop_str = if self.version != 4 {
658 VP31_LOOP_STRENGTH[self.quant]
660 VP40_LOOP_STRENGTH[self.quant]
664 fn vp30_unpack_sb_info(&mut self, br: &mut BitReader) -> DecoderResult<()> {
665 let mut has_nonempty = false;
667 let mut bit = !br.read_bool()?;
669 for sb in self.sb_info.iter_mut() {
672 run = if bit { vp30_read_ne_run1(br)? } else { vp30_read_ne_run0(br)? };
674 *sb = if bit { has_nonempty = true; SBState::Partial } else { SBState::Uncoded };
680 for el in self.mb_coded.iter_mut() { *el = false; }
681 let mut bit = !br.read_bool()?;
683 let mut mbiter = self.mb_coded.iter_mut();
684 for (sb, nmb) in self.sb_info.iter_mut().zip(self.sb_mbs.iter()) {
685 let nmbs = *nmb as usize;
686 if *sb == SBState::Partial {
690 run = if bit { vp30_read_coded_run1(br)? } else { vp30_read_coded_run0(br)? };
693 *mbiter.next().unwrap() = bit;
697 mbiter.next().unwrap();
702 let mut bit = !br.read_bool()?;
705 for (coded, nblk) in self.mb_coded.iter().zip(self.mb_blocks.iter()) {
706 let nblks = *nblk as usize;
708 let mut cb = [false; 4];
712 run = if bit { vp30_read_coded_run1(br)? } else { vp30_read_coded_run0(br)? };
718 let addr = self.blk_addr[cur_blk + j] >> 2;
719 self.blocks[addr].coded = cb[j];
728 fn vp30_unpack_mb_info(&mut self, br: &mut BitReader) -> DecoderResult<()> {
730 if let Codes::VP30(ref codes) = self.codes {
731 for (sb, nblk) in self.sb_info.iter_mut().zip(self.sb_blocks.iter()).take(self.y_sbs) {
732 let nblks = *nblk as usize;
733 if *sb == SBState::Uncoded {
735 self.blocks[self.blk_addr[cur_blk] >> 2].btype = VPMBType::InterNoMV;
739 for _ in 0..nblks/4 {
740 let mut coded = *sb == SBState::Coded;
743 if self.blocks[self.blk_addr[cur_blk + blk] >> 2].coded {
749 let mode = if !coded {
752 br.read_cb(&codes.mbtype_cb)?
755 self.blocks[self.blk_addr[cur_blk] >> 2].btype = mode;
762 return Err(DecoderError::Bug);
764 // replicate types for chroma
766 let mut off_u = self.y_blocks;
767 let mut off_v = off_u + self.mb_w * self.mb_h;
768 for _blk_y in 0..self.mb_h {
769 for blk_x in 0..self.mb_w {
770 let btype = self.blocks[off_y + blk_x * 2].btype;
771 self.blocks[off_u + blk_x].btype = btype;
772 self.blocks[off_v + blk_x].btype = btype;
774 off_y += self.mb_w * 2 * 2;
780 fn vp30_unpack_mv_info(&mut self, br: &mut BitReader) -> DecoderResult<()> {
781 let mut last_mv = ZERO_MV;
784 for _ in 0..self.y_blocks/4 {
785 let baddr = self.blk_addr[cur_blk] >> 2;
786 if self.blocks[baddr].btype == VPMBType::InterFourMV {
787 let saddr = baddr.min(self.blk_addr[cur_blk + 1] >> 2).min(self.blk_addr[cur_blk + 2] >> 2).min(self.blk_addr[cur_blk + 3] >> 2);
789 let blk = &mut self.blocks[saddr + (i & 1) + (i & 2) * self.mb_w];
791 blk.mv = vp30_read_mv(br)?;
797 match self.blocks[baddr].btype {
798 VPMBType::Intra | VPMBType::InterNoMV | VPMBType::GoldenNoMV => {
801 VPMBType::InterMV => {
802 cur_mv = vp30_read_mv(br)?;
805 VPMBType::InterNearest => {
809 cur_mv = vp30_read_mv(br)?;
813 self.blocks[self.blk_addr[cur_blk] >> 2].mv = cur_mv;
820 fn vp30_unpack_coeffs(&mut self, br: &mut BitReader, coef_no: usize, table: usize) -> DecoderResult<()> {
821 if let Codes::VP30(ref codes) = self.codes {
822 for blkaddr in self.blk_addr.iter() {
823 let blk: &mut Block = &mut self.blocks[blkaddr >> 2];
824 if !blk.coded || blk.idx != coef_no { continue; }
825 if self.eob_run > 0 {
830 let cb = if coef_no == 0 {
832 } else if blk.btype.is_intra() {
833 &codes.ac_i_cb[table]
835 &codes.ac_p_cb[table]
837 let token = br.read_cb(cb)?;
838 expand_token(blk, br, &mut self.eob_run, token)?;
842 Err(DecoderError::Bug)
845 fn vp31_unpack_sb_info(&mut self, br: &mut BitReader) -> DecoderResult<()> {
846 let mut has_uncoded = false;
847 let mut has_partial = false;
849 let mut brun = BitRunDecoder::new(br, read_long_run)?;
850 for sb in self.sb_info.iter_mut() {
851 if brun.get_val(br)? {
852 *sb = SBState::Partial;
855 *sb = SBState::Uncoded;
861 let mut brun = BitRunDecoder::new(br, read_long_run)?;
863 for (sb, nblk) in self.sb_info.iter_mut().zip(self.sb_blocks.iter()) {
864 let nblks = *nblk as usize;
865 if *sb != SBState::Partial && brun.get_val(br)? {
866 *sb = SBState::Coded;
868 let blk_idx = self.blk_addr[cur_blk] >> 2;
869 self.blocks[blk_idx].coded = true;
874 let blk_idx = self.blk_addr[cur_blk] >> 2;
875 self.blocks[blk_idx].coded = false;
882 let mut brun = BitRunDecoder::new(br, read_short_run)?;
884 for (sb, nblk) in self.sb_info.iter_mut().zip(self.sb_blocks.iter()) {
885 let nblks = *nblk as usize;
886 if *sb == SBState::Partial {
888 let blk_idx = self.blk_addr[cur_blk] >> 2;
889 self.blocks[blk_idx].coded = brun.get_val(br)?;
899 fn vp31_unpack_mb_info(&mut self, br: &mut BitReader) -> DecoderResult<()> {
900 let mut modes = [VPMBType::InterNoMV; 8];
901 let alphabet = br.read(3)? as usize;
902 let raw_modes = alphabet >= 7;
904 for mode in VP31_DEFAULT_MB_MODES.iter() {
905 modes[br.read(3)? as usize] = *mode;
907 } else if alphabet < 7 {
908 modes.copy_from_slice(&VP31_MB_MODES[alphabet - 1]);
912 for (sb, nblk) in self.sb_info.iter_mut().zip(self.sb_blocks.iter()).take(self.y_sbs) {
913 let nblks = *nblk as usize;
914 if *sb == SBState::Uncoded {
916 self.blocks[self.blk_addr[cur_blk] >> 2].btype = VPMBType::InterNoMV;
920 for _ in 0..nblks/4 {
921 let mut coded = *sb == SBState::Coded;
924 if self.blocks[self.blk_addr[cur_blk + blk] >> 2].coded {
930 let mode = if !coded {
932 } else if !raw_modes {
933 let code = br.read_code(UintCodeType::LimitedUnary(7, 0))?;
936 VP31_DEFAULT_MB_MODES[br.read(3)? as usize]
939 self.blocks[self.blk_addr[cur_blk] >> 2].btype = mode;
945 // replicate types for chroma
947 let mut off_u = self.y_blocks;
948 let mut off_v = off_u + self.mb_w * self.mb_h;
949 for _blk_y in 0..self.mb_h {
950 for blk_x in 0..self.mb_w {
951 let btype = self.blocks[off_y + blk_x * 2].btype;
952 self.blocks[off_u + blk_x].btype = btype;
953 self.blocks[off_v + blk_x].btype = btype;
955 off_y += self.mb_w * 2 * 2;
961 fn vp31_unpack_mv_info(&mut self, br: &mut BitReader) -> DecoderResult<()> {
962 let mut last_mv = ZERO_MV;
963 let mut last2_mv = ZERO_MV;
964 let read_mv = if br.read_bool()? { read_mv_raw } else { read_mv_packed };
967 for _ in 0..self.y_blocks/4 {
968 if self.blocks[self.blk_addr[cur_blk] >> 2].btype == VPMBType::InterFourMV {
969 let a0 = self.blk_addr[cur_blk + 0] >> 2;
970 let a1 = self.blk_addr[cur_blk + 1] >> 2;
971 let a2 = self.blk_addr[cur_blk + 2] >> 2;
972 let a3 = self.blk_addr[cur_blk + 3] >> 2;
973 let first = a0.min(a1).min(a2).min(a3);
974 let last = a0.max(a1).max(a2).max(a3);
975 self.blocks[first + 0].mv = (read_mv)(br)?;
976 self.blocks[first + 1].mv = (read_mv)(br)?;
977 self.blocks[last - 1].mv = (read_mv)(br)?;
978 self.blocks[last + 0].mv = (read_mv)(br)?;
980 last_mv = self.blocks[last].mv;
984 match self.blocks[self.blk_addr[cur_blk] >> 2].btype {
985 VPMBType::Intra | VPMBType::InterNoMV | VPMBType::GoldenNoMV => {
988 VPMBType::InterMV => {
989 cur_mv = (read_mv)(br)?;
993 VPMBType::InterNearest => {
996 VPMBType::InterNear => {
998 std::mem::swap(&mut last_mv, &mut last2_mv);
1001 cur_mv = (read_mv)(br)?;
1005 self.blocks[self.blk_addr[cur_blk] >> 2].mv = cur_mv;
1012 fn vp31_unpack_coeffs(&mut self, br: &mut BitReader, coef_no: usize, table_y: usize, table_c: usize) -> DecoderResult<()> {
1013 if let Codes::VP31(ref codes) = self.codes {
1014 let cbs = if coef_no == 0 {
1015 [&codes.dc_cb[table_y], &codes.dc_cb[table_c]]
1016 } else if coef_no < 6 {
1017 [&codes.ac0_cb[table_y], &codes.ac0_cb[table_c]]
1018 } else if coef_no < 15 {
1019 [&codes.ac1_cb[table_y], &codes.ac1_cb[table_c]]
1020 } else if coef_no < 28 {
1021 [&codes.ac2_cb[table_y], &codes.ac2_cb[table_c]]
1023 [&codes.ac3_cb[table_y], &codes.ac3_cb[table_c]]
1025 for blkaddr in self.blk_addr.iter() {
1026 let blk: &mut Block = &mut self.blocks[blkaddr >> 2];
1027 if !blk.coded || blk.idx != coef_no { continue; }
1028 if self.eob_run > 0 {
1033 let cb = if (blkaddr & 3) == 0 { cbs[0] } else { cbs[1] };
1034 let token = br.read_cb(cb)?;
1035 expand_token(blk, br, &mut self.eob_run, token)?;
1039 Err(DecoderError::Bug)
1042 fn vp40_unpack_sb_info(&mut self, br: &mut BitReader) -> DecoderResult<()> {
1043 let mut has_uncoded = false;
1045 if let Some(ref aux_codes) = self.aux_codes {
1046 for el in self.sb_info.iter_mut() {
1047 *el = SBState::Partial;
1050 let mut mbiter = self.mb_coded.iter_mut();
1051 let mut brun = BitRunDecoder::new(br, read_mb_run)?;
1052 for nmb in self.sb_mbs.iter() {
1053 let nmbs = *nmb as usize;
1055 let coded = brun.get_val(br)?;
1056 *mbiter.next().unwrap() = coded;
1057 has_uncoded |= !coded;
1062 let mut mbiter = self.mb_coded.iter().zip(self.mb_partial.iter_mut());
1063 let mut brun = BitRunDecoder::new(br, read_mb_run)?;
1064 for nmb in self.sb_mbs.iter() {
1065 let nmbs = *nmb as usize;
1067 let (coded, partial) = mbiter.next().unwrap();
1071 *partial = brun.get_val(br)?;
1077 let mut cur_blk = 0;
1078 for ((coded, partial), nblk) in self.mb_coded.iter().zip(self.mb_partial.iter()).zip(self.mb_blocks.iter()) {
1079 let nblks = *nblk as usize;
1082 let addr = self.blk_addr[cur_blk] >> 2;
1083 self.blocks[addr].coded = true;
1086 } else if !*partial {
1088 let addr = self.blk_addr[cur_blk] >> 2;
1089 self.blocks[addr].coded = false;
1093 let mut pat = br.read_cb(&aux_codes.mbpat_cb[bpmode])? + 1;
1094 bpmode = VP40_BP_PREDICTOR[pat as usize] as usize;
1096 let mut addrs = [0; 4];
1098 addrs[i] = self.blk_addr[cur_blk + i] >> 2;
1099 for j in (0..i).rev() {
1100 if addrs[j] > addrs[j + 1] {
1101 addrs.swap(j, j + 1);
1106 self.blocks[addrs[i]].coded = (pat & 8) != 0;
1115 Err(DecoderError::Bug)
1118 fn vp40_unpack_mv_info(&mut self, br: &mut BitReader) -> DecoderResult<()> {
1119 let mut last_mv = ZERO_MV;
1120 let mut last2_mv = ZERO_MV;
1121 let mut last_mv_g = ZERO_MV;
1123 let mut cur_blk = 0;
1124 if let Some(ref codes) = self.aux_codes {
1125 for _ in 0..self.y_blocks/4 {
1126 if self.blocks[self.blk_addr[cur_blk] >> 2].btype == VPMBType::InterFourMV {
1127 let x_cb = &codes.mv_x_cb[VP40_MV_LUT_INDEX[last_mv.x.abs() as usize]];
1128 let y_cb = &codes.mv_y_cb[VP40_MV_LUT_INDEX[last_mv.y.abs() as usize]];
1129 let x_sign = last_mv.x < 0;
1130 let y_sign = last_mv.y < 0;
1132 let saddr = (self.blk_addr[cur_blk] >> 2).min(self.blk_addr[cur_blk + 1] >> 2).min(self.blk_addr[cur_blk + 2] >> 2).min(self.blk_addr[cur_blk + 3] >> 2);
1134 let blk = &mut self.blocks[saddr + (i & 1) + (i >> 1) * self.mb_w];
1135 blk.mv.x = br.read_cb(x_cb)? as i16;
1137 blk.mv.x = -blk.mv.x;
1139 blk.mv.y = br.read_cb(y_cb)? as i16;
1141 blk.mv.y = -blk.mv.y;
1148 match self.blocks[self.blk_addr[cur_blk] >> 2].btype {
1149 VPMBType::Intra | VPMBType::InterNoMV | VPMBType::GoldenNoMV => {
1152 VPMBType::InterMV => {
1153 let x_cb = &codes.mv_x_cb[VP40_MV_LUT_INDEX[last_mv.x.abs() as usize]];
1154 let y_cb = &codes.mv_y_cb[VP40_MV_LUT_INDEX[last_mv.y.abs() as usize]];
1155 let x_sign = last_mv.x < 0;
1156 let y_sign = last_mv.y < 0;
1157 let x = br.read_cb(x_cb)? as i16;
1158 let y = br.read_cb(y_cb)? as i16;
1159 cur_mv = MV { x: if !x_sign { x } else { -x }, y: if !y_sign { y } else { -y } };
1163 VPMBType::InterNearest => {
1166 VPMBType::InterNear => {
1168 std::mem::swap(&mut last_mv, &mut last2_mv);
1171 let x_cb = &codes.mv_x_cb[VP40_MV_LUT_INDEX[last_mv_g.x.abs() as usize]];
1172 let y_cb = &codes.mv_y_cb[VP40_MV_LUT_INDEX[last_mv_g.y.abs() as usize]];
1173 let x_sign = last_mv_g.x < 0;
1174 let y_sign = last_mv_g.y < 0;
1175 let x = br.read_cb(x_cb)? as i16;
1176 let y = br.read_cb(y_cb)? as i16;
1177 cur_mv = MV { x: if !x_sign { x } else { -x }, y: if !y_sign { y } else { -y } };
1182 self.blocks[self.blk_addr[cur_blk] >> 2].mv = cur_mv;
1189 Err(DecoderError::Bug)
1192 fn vp40_unpack_coeffs(&mut self, br: &mut BitReader, dc_table_y: usize, dc_table_c: usize, ac_table_y: usize, ac_table_c: usize) -> DecoderResult<()> {
1193 const VP40_PRED_MASKS: [usize; 16] = [ // top, bottom, left, right
1194 0b1010, 0b1010, 0b1000, 0b1011,
1195 0b1010, 0b1010, 0b0010, 0b1111,
1196 0b0010, 0b1010, 0b0010, 0b0110,
1197 0b0100, 0b0111, 0b1110, 0b1110
1199 self.last_dc = [0; 3];
1200 if let Codes::VP31(ref codes) = self.codes {
1201 let mut coef_eob: [usize; 64] = [0; 64];
1202 for (blkaddr, bsub) in self.blk_addr.iter().zip(self.blk_sub.iter()) {
1203 let blk: &mut Block = &mut self.blocks[blkaddr >> 2];
1204 if !blk.coded { continue; }
1205 let mut idx = blkaddr >> 2;
1206 let (bx, by) = if (blkaddr & 3) == 0 {
1207 (idx % (self.mb_w * 2), idx / (self.mb_w * 2))
1209 idx -= self.mb_w * self.mb_h * 4;
1210 if idx >= self.mb_w * self.mb_h {
1211 idx -= self.mb_w * self.mb_h;
1213 (idx % self.mb_w, idx / self.mb_w)
1215 while blk.idx < 64 {
1216 if coef_eob[blk.idx] > 0 {
1217 coef_eob[blk.idx] -= 1;
1221 let cbs = if blk.idx == 0 {
1222 [&codes.dc_cb[dc_table_y], &codes.dc_cb[dc_table_c]]
1223 } else if blk.idx < 6 {
1224 [&codes.ac0_cb[ac_table_y], &codes.ac0_cb[ac_table_c]]
1225 } else if blk.idx < 15 {
1226 [&codes.ac1_cb[ac_table_y], &codes.ac1_cb[ac_table_c]]
1227 } else if blk.idx < 28 {
1228 [&codes.ac2_cb[ac_table_y], &codes.ac2_cb[ac_table_c]]
1230 [&codes.ac3_cb[ac_table_y], &codes.ac3_cb[ac_table_c]]
1232 let cb = if (blkaddr & 3) == 0 { cbs[0] } else { cbs[1] };
1233 let token = br.read_cb(cb)?;
1234 expand_token(blk, br, &mut coef_eob[blk.idx], token)?;
1235 if blk.idx == 64 { break; }
1237 let idx = blkaddr >> 2;
1238 let mask = VP40_PRED_MASKS[*bsub as usize];
1239 if (blkaddr & 3) == 0 {
1240 let pred_dc = self.vp40_predict_dc(bx, by, self.mb_w * 2, self.mb_h * 2, idx, mask, true);
1241 let blk: &mut Block = &mut self.blocks[blkaddr >> 2];
1242 blk.coeffs[0] += pred_dc;
1243 self.last_dc[blk.btype.get_ref_id() as usize] = blk.coeffs[0];
1245 let pred_dc = self.vp40_predict_dc(bx, by, self.mb_w, self.mb_h, idx, mask, false);
1246 let blk: &mut Block = &mut self.blocks[blkaddr >> 2];
1247 blk.coeffs[0] += pred_dc;
1248 self.last_dc[blk.btype.get_ref_id() as usize] = blk.coeffs[0];
1253 Err(DecoderError::Bug)
1256 fn decode_vp30(&mut self, br: &mut BitReader, frm: &mut NASimpleVideoFrame<u8>) -> DecoderResult<()> {
1257 for blk in self.blocks.iter_mut() {
1258 blk.coeffs = [0; 64];
1264 for sb in self.sb_info.iter_mut() { *sb = SBState::Coded; }
1265 for blk in self.blocks.iter_mut() {
1266 blk.btype = VPMBType::Intra;
1270 if self.shuf.get_last().is_none() || self.shuf.get_golden().is_none() {
1271 return Err(DecoderError::MissingReference);
1273 self.vp30_unpack_sb_info(br)?;
1274 self.vp30_unpack_mb_info(br)?;
1275 self.vp30_unpack_mv_info(br)?;
1277 let dc_quant = VP30_DC_SCALES[self.quant] * 10;
1278 let ac_quant = VP30_AC_SCALES[self.quant];
1280 self.update_gf = ac_quant <= 50;
1282 rescale_qmat(&mut self.qmat_y, VP3_QMAT_Y, dc_quant, ac_quant, 2);
1283 rescale_qmat(&mut self.qmat_c, VP3_QMAT_C, dc_quant, ac_quant, 2);
1284 rescale_qmat(&mut self.qmat_y_p, VP3_QMAT_INTER, dc_quant, ac_quant, 4);
1285 if self.quant == 10 {
1286 self.qmat_y[29] = 980;
1287 self.qmat_y[58] = 1636;
1288 self.qmat_y[59] = 1964;
1289 } else if self.quant == 31 {
1290 self.qmat_y[58] = 456;
1291 } else if self.quant == 44 {
1292 self.qmat_y[58] = 224;
1294 self.qmat_c_p.copy_from_slice(&self.qmat_y_p);
1296 let table = if ac_quant <= 50 {
1298 } else if ac_quant <= 150 {
1300 } else if ac_quant <= 300 {
1302 } else if ac_quant <= 600 {
1309 self.vp30_unpack_coeffs(br, 0, table)?;
1310 let mut last_dc_i = 0;
1311 let mut last_dc_p = 0;
1312 for blkaddr in self.blk_addr.iter() {
1313 let blk: &mut Block = &mut self.blocks[blkaddr >> 2];
1314 if !blk.coded { continue; }
1315 if blk.btype.is_intra() {
1316 blk.coeffs[0] += last_dc_i;
1317 last_dc_i = blk.coeffs[0];
1319 blk.coeffs[0] += last_dc_p;
1320 last_dc_p = blk.coeffs[0];
1324 for coef_no in 1..64 {
1325 self.vp30_unpack_coeffs(br, coef_no, table)?;
1329 self.output_blocks_intra(frm);
1331 self.output_blocks_inter(frm);
1336 fn decode_vp31(&mut self, br: &mut BitReader, frm: &mut NASimpleVideoFrame<u8>) -> DecoderResult<()> {
1337 for blk in self.blocks.iter_mut() {
1338 blk.coeffs = [0; 64];
1344 for sb in self.sb_info.iter_mut() { *sb = SBState::Coded; }
1345 for blk in self.blocks.iter_mut() {
1346 blk.btype = VPMBType::Intra;
1350 if self.shuf.get_last().is_none() || self.shuf.get_golden().is_none() {
1351 return Err(DecoderError::MissingReference);
1353 self.vp31_unpack_sb_info(br)?;
1354 self.vp31_unpack_mb_info(br)?;
1355 self.vp31_unpack_mv_info(br)?;
1357 let dc_quant = VP31_DC_SCALES[self.quant];
1358 let ac_quant = VP31_AC_SCALES[self.quant];
1359 rescale_qmat(&mut self.qmat_y, VP3_QMAT_Y, dc_quant, ac_quant, 2);
1360 rescale_qmat(&mut self.qmat_c, VP3_QMAT_C, dc_quant, ac_quant, 2);
1361 rescale_qmat(&mut self.qmat_y_p, VP3_QMAT_INTER, dc_quant, ac_quant, 4);
1362 rescale_qmat(&mut self.qmat_c_p, VP3_QMAT_INTER, dc_quant, ac_quant, 4);
1365 let dc_table_y = br.read(4)? as usize;
1366 let dc_table_c = br.read(4)? as usize;
1367 self.vp31_unpack_coeffs(br, 0, dc_table_y, dc_table_c)?;
1370 let ac_table_y = br.read(4)? as usize;
1371 let ac_table_c = br.read(4)? as usize;
1372 for coef_no in 1..64 {
1373 self.vp31_unpack_coeffs(br, coef_no, ac_table_y, ac_table_c)?;
1377 self.output_blocks_intra(frm);
1379 self.output_blocks_inter(frm);
1381 if self.loop_str > 0 {
1382 self.vp31_loop_filter(frm);
1387 fn decode_vp4(&mut self, br: &mut BitReader, frm: &mut NASimpleVideoFrame<u8>) -> DecoderResult<()> {
1388 for blk in self.blocks.iter_mut() {
1389 blk.coeffs = [0; 64];
1395 for sb in self.sb_info.iter_mut() { *sb = SBState::Coded; }
1396 for blk in self.blocks.iter_mut() {
1397 blk.btype = VPMBType::Intra;
1401 if self.shuf.get_last().is_none() || self.shuf.get_golden().is_none() {
1402 return Err(DecoderError::MissingReference);
1404 self.vp40_unpack_sb_info(br)?;
1405 self.vp31_unpack_mb_info(br)?;
1406 self.vp40_unpack_mv_info(br)?;
1408 let dc_y_quant = VP40_DC_Y_SCALES[self.quant];
1409 let dc_c_quant = VP40_DC_C_SCALES[self.quant];
1410 let ac_quant = VP40_AC_SCALES[self.quant];
1411 rescale_qmat_vp4(&mut self.qmat_y, VP40_QMAT, dc_y_quant, ac_quant, true);
1412 rescale_qmat_vp4(&mut self.qmat_y_p, VP40_QMAT, dc_c_quant, ac_quant, false);
1413 self.qmat_c.copy_from_slice(&self.qmat_y);
1414 self.qmat_c_p.copy_from_slice(&self.qmat_y_p);
1417 let dc_table_y = br.read(4)? as usize;
1418 let dc_table_c = br.read(4)? as usize;
1419 let ac_table_y = br.read(4)? as usize;
1420 let ac_table_c = br.read(4)? as usize;
1421 self.vp40_unpack_coeffs(br, dc_table_y, dc_table_c, ac_table_y, ac_table_c)?;
1424 self.output_blocks_intra(frm);
1426 self.output_blocks_inter(frm);
1431 fn vp31_predict_dc(&self, bx: usize, by: usize, bw: usize, blk_idx: usize) -> i16 {
1432 let mut preds = [0i32; 4];
1433 let mut pp: usize = 0;
1434 let ref_id = self.blocks[blk_idx].btype.get_ref_id();
1435 let is_right = bx == bw - 1;
1437 fill_dc_pred!(self, ref_id, preds, pp, 0, blk_idx - 1);
1439 fill_dc_pred!(self, ref_id, preds, pp, 1, blk_idx - 1 - bw);
1443 fill_dc_pred!(self, ref_id, preds, pp, 2, blk_idx - bw);
1445 fill_dc_pred!(self, ref_id, preds, pp, 3, blk_idx + 1 - bw);
1448 if pp == 0 { return self.last_dc[ref_id as usize]; }
1449 let mut pred = 0i32;
1451 if (pp & (1 << i)) != 0 {
1452 pred += (preds[i] as i32) * (VP31_DC_WEIGHTS[pp][i] as i32);
1455 pred /= VP31_DC_WEIGHTS[pp][4] as i32;
1457 if (pred - preds[2]).abs() > 128 { return preds[2] as i16; }
1458 if (pred - preds[0]).abs() > 128 { return preds[0] as i16; }
1459 if (pred - preds[1]).abs() > 128 { return preds[1] as i16; }
1463 fn vp40_predict_dc(&self, bx: usize, by: usize, bw: usize, bh: usize, blk_idx: usize, mask: usize, is_luma: bool) -> i16 {
1464 let mut preds = [0i32; 4];
1465 let mut pp: usize = 0;
1466 let ref_id = self.blocks[blk_idx].btype.get_ref_id();
1467 if (by > 0) && (((mask >> 3) & 1) == 1) { //top
1468 fill_dc_pred!(self, ref_id, preds, pp, 0, blk_idx - bw);
1470 if (by < bh - 1) && (((mask >> 2) & 1) == 1) { //bottom
1471 fill_dc_pred!(self, ref_id, preds, pp, 1, blk_idx + bw);
1473 if (bx > 0) && (((mask >> 1) & 1) == 1) { //left
1474 fill_dc_pred!(self, ref_id, preds, pp, 2, blk_idx - 1);
1476 if (is_luma && bx == 0 && (by >= 4)) && (((mask >> 1) & 1) == 1) { //left wrap
1477 fill_dc_pred!(self, ref_id, preds, pp, 2, blk_idx - 1 - 3 * bw);
1479 if (bx < bw - 1) && (((mask >> 0) & 1) == 1) { //right
1480 fill_dc_pred!(self, ref_id, preds, pp, 3, blk_idx + 1);
1482 if pp == 0 { return self.last_dc[ref_id as usize]; }
1483 let mut pred = 0i32;
1486 if (pp & (1 << i)) != 0 {
1487 pred += preds[i] as i32;
1490 return (pred / 2) as i16;
1494 self.last_dc[ref_id as usize]
1496 fn restore_dcs(&mut self) {
1497 let blk_stride = self.mb_w * 2;
1498 let mut blk_idx = 0;
1499 self.last_dc = [0; 3];
1500 for by in 0..self.mb_h*2 {
1501 for bx in 0..self.mb_w*2 {
1502 if !self.blocks[blk_idx + bx].coded { continue; }
1503 let dc = self.vp31_predict_dc(bx, by, self.mb_w*2, blk_idx + bx);
1504 self.blocks[blk_idx + bx].coeffs[0] += dc;
1505 self.last_dc[self.blocks[blk_idx + bx].btype.get_ref_id() as usize] = self.blocks[blk_idx + bx].coeffs[0];
1507 blk_idx += blk_stride;
1509 let blk_stride = self.mb_w;
1510 for _plane in 1..3 {
1511 self.last_dc = [0; 3];
1512 for by in 0..self.mb_h {
1513 for bx in 0..self.mb_w {
1514 if !self.blocks[blk_idx + bx].coded { continue; }
1515 let dc = self.vp31_predict_dc(bx, by, self.mb_w, blk_idx + bx);
1516 self.blocks[blk_idx + bx].coeffs[0] += dc;
1517 self.last_dc[self.blocks[blk_idx + bx].btype.get_ref_id() as usize] = self.blocks[blk_idx + bx].coeffs[0];
1519 blk_idx += blk_stride;
1523 fn output_blocks_intra(&mut self, frm: &mut NASimpleVideoFrame<u8>) {
1524 let mut biter = self.blocks.iter_mut();
1525 for by in 0..self.mb_h*2 {
1526 for bx in 0..self.mb_w*2 {
1527 let mut blk = biter.next().unwrap();
1528 let qmat = &self.qmat_y;
1529 blk.coeffs[0] *= qmat[0];
1531 unquant(&mut blk.coeffs, qmat);
1532 vp_put_block(&mut blk.coeffs, bx, by, 0, frm);
1534 vp_put_block_dc(&mut blk.coeffs, bx, by, 0, frm);
1539 for by in 0..self.mb_h {
1540 for bx in 0..self.mb_w {
1541 let mut blk = biter.next().unwrap();
1542 let qmat = &self.qmat_c;
1543 blk.coeffs[0] *= qmat[0];
1545 unquant(&mut blk.coeffs, qmat);
1546 vp_put_block(&mut blk.coeffs, bx, by, plane, frm);
1548 vp_put_block_dc(&mut blk.coeffs, bx, by, plane, frm);
1554 fn output_blocks_inter(&mut self, frm: &mut NASimpleVideoFrame<u8>) {
1555 let mut blk_idx = 0;
1556 let bstride = self.mb_w * 2;
1557 for by in (0..self.mb_h*2).step_by(2) {
1558 for bx in (0..self.mb_w*2).step_by(2) {
1559 if self.blocks[blk_idx + bx].btype != VPMBType::InterFourMV {
1562 let mvs = [ self.blocks[blk_idx + bx].mv,
1563 self.blocks[blk_idx + bx + 1].mv,
1564 self.blocks[blk_idx + bx + bstride].mv,
1565 self.blocks[blk_idx + bx + 1 + bstride].mv ];
1566 let mut mv_sum = mvs[0] + mvs[1] + mvs[2] + mvs[3];
1567 mv_sum.x = (mv_sum.x + 2) >> 2;
1568 mv_sum.y = (mv_sum.y + 2) >> 2;
1570 let src = self.shuf.get_last().unwrap();
1572 let xoff = (i & 1) * 8;
1573 let yoff = (i >> 1) * 8;
1575 let mode = vp3_mv_mode(mvs[i].x, mvs[i].y);
1576 if self.version != 4 {
1577 copy_block(frm, src.clone(), 0, bx * 8 + xoff, by * 8 + yoff,
1578 mvs[i].x >> 1, mvs[i].y >> 1, 8, 8, 0, 1, mode, VP3_INTERP_FUNCS);
1580 vp_copy_block(frm, src.clone(), 0, bx * 8 + xoff, by * 8 + yoff,
1581 mvs[i].x >> 1, mvs[i].y >> 1, 0, 1, self.loop_str,
1582 mode, VP3_INTERP_FUNCS, self.mc_buf.clone());
1586 let mx = (mv_sum.x >> 1) | (mv_sum.x & 1);
1587 let my = (mv_sum.y >> 1) | (mv_sum.y & 1);
1588 let mode = vp3_mv_mode(mx, my);
1589 copy_block(frm, src.clone(), 1, bx * 4, by * 4, mx >> 1, my >> 1, 8, 8, 0, 1, mode, VP3_INTERP_FUNCS);
1590 copy_block(frm, src.clone(), 2, bx * 4, by * 4, mx >> 1, my >> 1, 8, 8, 0, 1, mode, VP3_INTERP_FUNCS);
1592 blk_idx += bstride * 2;
1595 let mut biter = self.blocks.iter_mut();
1596 for by in 0..self.mb_h*2 {
1597 for bx in 0..self.mb_w*2 {
1598 let mut blk = biter.next().unwrap();
1599 // do MC for whole macroblock
1600 if !blk.btype.is_intra() && (((bx | by) & 1) == 0) && (blk.btype != VPMBType::InterFourMV) {
1601 let src = if blk.btype.get_ref_id() == 1 {
1602 self.shuf.get_last().unwrap()
1604 self.shuf.get_golden().unwrap()
1606 let mode = vp3_mv_mode(blk.mv.x, blk.mv.y);
1607 if self.version != 4 {
1608 copy_block(frm, src.clone(), 0, bx * 8, by * 8,
1609 blk.mv.x >> 1, blk.mv.y >> 1, 16, 16, 0, 1, mode, VP3_INTERP_FUNCS);
1611 vp_copy_block(frm, src.clone(), 0, bx * 8, by * 8,
1612 blk.mv.x >> 1, blk.mv.y >> 1, 0, 1, self.loop_str,
1613 mode, VP3_INTERP_FUNCS, self.mc_buf.clone());
1614 vp_copy_block(frm, src.clone(), 0, bx * 8 + 8, by * 8,
1615 blk.mv.x >> 1, blk.mv.y >> 1, 0, 1, self.loop_str,
1616 mode, VP3_INTERP_FUNCS, self.mc_buf.clone());
1617 vp_copy_block(frm, src.clone(), 0, bx * 8, by * 8 + 8,
1618 blk.mv.x >> 1, blk.mv.y >> 1, 0, 1, self.loop_str,
1619 mode, VP3_INTERP_FUNCS, self.mc_buf.clone());
1620 vp_copy_block(frm, src.clone(), 0, bx * 8 + 8, by * 8 + 8,
1621 blk.mv.x >> 1, blk.mv.y >> 1, 0, 1, self.loop_str,
1622 mode, VP3_INTERP_FUNCS, self.mc_buf.clone());
1624 let mx = (blk.mv.x >> 1) | (blk.mv.x & 1);
1625 let my = (blk.mv.y >> 1) | (blk.mv.y & 1);
1626 let mode = vp3_mv_mode(mx, my);
1627 if self.version != 4 {
1628 copy_block(frm, src.clone(), 1, bx * 4, by * 4,
1629 mx >> 1, my >> 1, 8, 8, 0, 1, mode, VP3_INTERP_FUNCS);
1630 copy_block(frm, src.clone(), 2, bx * 4, by * 4,
1631 mx >> 1, my >> 1, 8, 8, 0, 1, mode, VP3_INTERP_FUNCS);
1633 vp_copy_block(frm, src.clone(), 1, bx * 4, by * 4,
1634 mx >> 1, my >> 1, 0, 1, self.loop_str,
1635 mode, VP3_INTERP_FUNCS, self.mc_buf.clone());
1636 vp_copy_block(frm, src.clone(), 2, bx * 4, by * 4,
1637 mx >> 1, my >> 1, 0, 1, self.loop_str,
1638 mode, VP3_INTERP_FUNCS, self.mc_buf.clone());
1641 let qmat = if blk.btype.is_intra() { &self.qmat_y } else { &self.qmat_y_p };
1642 blk.coeffs[0] *= qmat[0];
1644 unquant(&mut blk.coeffs, qmat);
1647 copy_block(frm, self.shuf.get_last().unwrap(), 0, bx * 8, by * 8, 0, 0, 8, 8, 0, 1, 0, VP3_INTERP_FUNCS);
1648 } else if blk.btype.is_intra() {
1650 vp_put_block(&mut blk.coeffs, bx, by, 0, frm);
1652 vp_put_block_dc(&mut blk.coeffs, bx, by, 0, frm);
1656 vp_add_block(&mut blk.coeffs, bx, by, 0, frm);
1658 vp_add_block_dc(&mut blk.coeffs, bx, by, 0, frm);
1664 for by in 0..self.mb_h {
1665 for bx in 0..self.mb_w {
1666 let mut blk = biter.next().unwrap();
1667 let qmat = if blk.btype.is_intra() { &self.qmat_c } else { &self.qmat_c_p };
1668 blk.coeffs[0] *= qmat[0];
1670 unquant(&mut blk.coeffs, qmat);
1673 copy_block(frm, self.shuf.get_last().unwrap(), plane, bx * 8, by * 8, 0, 0, 8, 8, 0, 1, 0, VP3_INTERP_FUNCS);
1674 } else if blk.btype.is_intra() {
1676 vp_put_block(&mut blk.coeffs, bx, by, plane, frm);
1678 vp_put_block_dc(&mut blk.coeffs, bx, by, plane, frm);
1682 vp_add_block(&mut blk.coeffs, bx, by, plane, frm);
1684 vp_add_block_dc(&mut blk.coeffs, bx, by, plane, frm);
1691 fn vp31_loop_filter(&mut self, frm: &mut NASimpleVideoFrame<u8>) {
1692 let mut blk_idx = 0;
1693 let blk_w = self.mb_w * 2;
1694 for by in 0..self.mb_h*2 {
1695 for bx in 0..blk_w {
1696 let blk = &self.blocks[blk_idx + bx];
1697 if (bx > 0) && blk.coded {
1698 vp31_loop_filter_v(frm, bx * 8, by * 8, 0, self.loop_str);
1700 if (by > 0) && blk.coded {
1701 vp31_loop_filter_h(frm, bx * 8, by * 8, 0, self.loop_str);
1703 if (bx < blk_w - 1) && !self.blocks[blk_idx + bx + 1].coded {
1704 vp31_loop_filter_v(frm, bx * 8 + 8, by * 8, 0, self.loop_str);
1706 if (by < self.mb_h * 2 - 1) && !self.blocks[blk_idx + bx + blk_w].coded {
1707 vp31_loop_filter_h(frm, bx * 8, by * 8 + 8, 0, self.loop_str);
1712 let blk_w = self.mb_w;
1714 for by in 0..self.mb_h {
1715 for bx in 0..self.mb_w {
1716 let blk = &self.blocks[blk_idx + bx];
1717 if (bx > 0) && blk.coded {
1718 vp31_loop_filter_v(frm, bx * 8, by * 8, plane, self.loop_str);
1720 if (by > 0) && blk.coded {
1721 vp31_loop_filter_h(frm, bx * 8, by * 8, plane, self.loop_str);
1723 if (bx < blk_w - 1) && !self.blocks[blk_idx + bx + 1].coded {
1724 vp31_loop_filter_v(frm, bx * 8 + 8, by * 8, plane, self.loop_str);
1726 if (by < self.mb_h - 1) && !self.blocks[blk_idx + bx + blk_w].coded {
1727 vp31_loop_filter_h(frm, bx * 8, by * 8 + 8, plane, self.loop_str);
1734 fn generate_block_addr(&mut self) {
1735 let sb_w_y = (self.width + 31) >> 5;
1736 let sb_h_y = (self.height + 31) >> 5;
1737 let sb_w_c = ((self.width >> 1) + 31) >> 5;
1738 let sb_h_c = ((self.height >> 1) + 31) >> 5;
1739 self.y_sbs = sb_w_y * sb_h_y;
1740 let tot_sb = sb_w_y * sb_h_y + 2 * sb_w_c * sb_h_c;
1741 let tot_mb = self.mb_w * self.mb_h * 2 + ((self.mb_w + 1) & !1) * ((self.mb_h + 1) & !1) * 2;
1742 let bw = self.width >> 3;
1743 let bh = self.height >> 3;
1744 let tot_blk = bw * bh * 3 / 2;
1745 self.sb_info.resize(tot_sb, SBState::Uncoded);
1746 self.sb_blocks = Vec::with_capacity(tot_sb);
1747 self.mb_blocks = Vec::with_capacity(tot_mb);
1748 self.sb_mbs = Vec::with_capacity(tot_sb);
1749 self.blk_addr = Vec::with_capacity(tot_blk);
1750 self.blk_sub = Vec::with_capacity(tot_blk);
1751 self.y_blocks = bw * bh;
1752 let mut base_idx = 0;
1754 let w = if plane > 0 { self.width >> 1 } else { self.width };
1755 let h = if plane > 0 { self.height >> 1 } else { self.height };
1756 let sb_w = (w + 31) >> 5;
1757 let sb_h = (h + 31) >> 5;
1764 let bx = x * 4 + HILBERT_ORDER[mb_no * 4][0];
1765 let by = y * 4 + HILBERT_ORDER[mb_no * 4][1];
1766 if (bx >= blk_w) || (by >= blk_h) { continue; }
1767 let mut nblocks = 0;
1768 for blk_no in 0..4 {
1769 let bx = x * 4 + HILBERT_ORDER[mb_no * 4 + blk_no][0];
1770 let by = y * 4 + HILBERT_ORDER[mb_no * 4 + blk_no][1];
1771 if (bx >= blk_w) || (by >= blk_h) { continue; }
1774 self.mb_blocks.push(nblocks);
1777 self.sb_mbs.push(nmbs);
1779 let mut nblocks = 0;
1780 for blk_no in 0..16 {
1781 let bx = x * 4 + HILBERT_ORDER[blk_no][0];
1782 let by = y * 4 + HILBERT_ORDER[blk_no][1];
1783 if (bx >= blk_w) || (by >= blk_h) { continue; }
1784 let idx = base_idx + bx + by * blk_w;
1785 self.blk_addr.push(idx * 4 + plane);
1786 self.blk_sub.push(blk_no as u8);
1789 self.sb_blocks.push(nblocks);
1792 base_idx += blk_w * blk_h;
1794 self.blocks.resize(tot_blk, Block::new());
1795 self.mb_coded.resize(tot_mb, false);
1796 self.mb_partial.resize(tot_mb, false);
1800 impl NADecoder for VP34Decoder {
1801 fn init(&mut self, supp: &mut NADecoderSupport, info: NACodecInfoRef) -> DecoderResult<()> {
1802 if let NACodecTypeInfo::Video(vinfo) = info.get_properties() {
1803 let fmt = YUV420_FORMAT;
1804 self.width = vinfo.get_width();
1805 self.height = vinfo.get_height();
1806 validate!(((self.width | self.height) & 15) == 0);
1807 self.mb_w = self.width >> 4;
1808 self.mb_h = self.height >> 4;
1809 let myinfo = NACodecTypeInfo::Video(NAVideoInfo::new(vinfo.get_width(), vinfo.get_height(), true, fmt));
1810 self.info = NACodecInfo::new_ref(info.get_name(), myinfo, info.get_extradata()).into_ref();
1811 supp.pool_u8.set_dec_bufs(3);
1812 supp.pool_u8.prealloc_video(NAVideoInfo::new(vinfo.get_width(), vinfo.get_height(), true, fmt), 4)?;
1814 self.generate_block_addr();
1815 if self.version == 4 {
1816 self.codes = Codes::VP31(VP31Codes::new_vp4());
1817 self.aux_codes = Some(VP40AuxCodes::new());
1821 Err(DecoderError::InvalidData)
1824 fn decode(&mut self, supp: &mut NADecoderSupport, pkt: &NAPacket) -> DecoderResult<NAFrameRef> {
1825 let src = pkt.get_buffer();
1826 validate!(src.len() > 0);
1827 let mut br = BitReader::new(&src, src.len(), BitReaderMode::BE);
1829 self.parse_header(&mut br)?;
1833 if !self.shuf.has_refs() {
1834 return Err(DecoderError::MissingReference);
1838 let ret = supp.pool_u8.get_free();
1840 return Err(DecoderError::AllocError);
1842 let mut buf = ret.unwrap();
1843 let mut dframe = NASimpleVideoFrame::from_video_buf(&mut buf).unwrap();
1844 match self.version {
1845 30 => self.decode_vp30(&mut br, &mut dframe)?,
1846 31 => self.decode_vp31(&mut br, &mut dframe)?,
1847 4 => self.decode_vp4(&mut br, &mut dframe)?,
1848 _ => return Err(DecoderError::Bug),
1851 if self.is_intra || self.update_gf {
1852 self.shuf.add_golden_frame(buf.clone());
1854 self.shuf.add_frame(buf.clone());
1856 let mut frm = NAFrame::new_from_pkt(pkt, self.info.clone(), NABufferType::Video(buf));
1857 frm.set_keyframe(self.is_intra);
1858 frm.set_frame_type(if self.is_intra { FrameType::I } else { FrameType::P });
1861 fn flush(&mut self) {
1866 pub fn get_decoder_vp3() -> Box<NADecoder + Send> {
1867 Box::new(VP34Decoder::new(3))
1870 pub fn get_decoder_vp4() -> Box<NADecoder + Send> {
1871 Box::new(VP34Decoder::new(4))
1876 use nihav_core::codecs::RegisteredDecoders;
1877 use nihav_core::demuxers::RegisteredDemuxers;
1878 use nihav_core::test::dec_video::*;
1879 use crate::codecs::duck_register_all_codecs;
1880 use nihav_commonfmt::demuxers::generic_register_all_demuxers;
1884 let mut dmx_reg = RegisteredDemuxers::new();
1885 generic_register_all_demuxers(&mut dmx_reg);
1886 let mut dec_reg = RegisteredDecoders::new();
1887 duck_register_all_codecs(&mut dec_reg);
1889 test_decoding("avi", "vp3", "assets/Duck/vp30-logo.avi", Some(23), &dmx_reg, &dec_reg,
1890 ExpectedTestResult::MD5([0x51aba7df, 0x6e42534d, 0xef6c5b13, 0x26c38d1f]));
1895 let mut dmx_reg = RegisteredDemuxers::new();
1896 generic_register_all_demuxers(&mut dmx_reg);
1897 let mut dec_reg = RegisteredDecoders::new();
1898 duck_register_all_codecs(&mut dec_reg);
1900 // let file = "assets/Duck/vp31.avi";
1901 // let file = "assets/Duck/vp31_crash.avi";
1902 // let file = "assets/Duck/01-vp31-0500.avi";
1903 // test_file_decoding("avi", file, Some(3), true, false, None/*Some("vp31")*/, &dmx_reg, &dec_reg);
1905 test_decoding("avi", "vp3", "assets/Duck/01-vp31-0500.avi", Some(16), &dmx_reg, &dec_reg,
1906 ExpectedTestResult::MD5([0x65112f7e, 0x2914f29b, 0x2908ed2f, 0xce5fc8c5]));
1911 let mut dmx_reg = RegisteredDemuxers::new();
1912 generic_register_all_demuxers(&mut dmx_reg);
1913 let mut dec_reg = RegisteredDecoders::new();
1914 duck_register_all_codecs(&mut dec_reg);
1916 let file = "assets/Duck/ot171_vp40.avi";
1917 test_file_decoding("avi", file, Some(16), true, false, None/*Some("vp4")*/, &dmx_reg, &dec_reg);
1922 const HILBERT_ORDER: [[usize; 2]; 16] = [
1923 [ 0, 0 ], [ 1, 0 ], [ 1, 1 ], [ 0, 1 ],
1924 [ 0, 2 ], [ 0, 3 ], [ 1, 3 ], [ 1, 2 ],
1925 [ 2, 2 ], [ 2, 3 ], [ 3, 3 ], [ 3, 2 ],
1926 [ 3, 1 ], [ 2, 1 ], [ 2, 0 ], [ 3, 0 ]
1929 const VP31_LOOP_STRENGTH: [i16; 64] = [
1930 30, 25, 20, 20, 15, 15, 14, 14,
1931 13, 13, 12, 12, 11, 11, 10, 10,
1932 9, 9, 8, 8, 7, 7, 7, 7,
1933 6, 6, 6, 6, 5, 5, 5, 5,
1934 4, 4, 4, 4, 3, 3, 3, 3,
1935 2, 2, 2, 2, 2, 2, 2, 2,
1936 0, 0, 0, 0, 0, 0, 0, 0,
1937 0, 0, 0, 0, 0, 0, 0, 0
1940 const VP31_DEFAULT_MB_MODES: [VPMBType; 8] = [
1941 VPMBType::InterNoMV, VPMBType::Intra, VPMBType::InterMV, VPMBType::InterNearest,
1942 VPMBType::InterNear, VPMBType::GoldenNoMV, VPMBType::GoldenMV, VPMBType::InterFourMV
1945 const VP31_MB_MODES: [[VPMBType; 8]; 6] = [
1947 VPMBType::InterNearest, VPMBType::InterNear, VPMBType::InterMV, VPMBType::InterNoMV,
1948 VPMBType::Intra, VPMBType::GoldenNoMV, VPMBType::GoldenMV, VPMBType::InterFourMV
1950 VPMBType::InterNearest, VPMBType::InterNear, VPMBType::InterNoMV, VPMBType::InterMV,
1951 VPMBType::Intra, VPMBType::GoldenNoMV, VPMBType::GoldenMV, VPMBType::InterFourMV
1953 VPMBType::InterNearest, VPMBType::InterMV, VPMBType::InterNear, VPMBType::InterNoMV,
1954 VPMBType::Intra, VPMBType::GoldenNoMV, VPMBType::GoldenMV, VPMBType::InterFourMV
1956 VPMBType::InterNearest, VPMBType::InterMV, VPMBType::InterNoMV, VPMBType::InterNear,
1957 VPMBType::Intra, VPMBType::GoldenNoMV, VPMBType::GoldenMV, VPMBType::InterFourMV
1959 VPMBType::InterNoMV, VPMBType::InterNearest, VPMBType::InterNear, VPMBType::InterMV,
1960 VPMBType::Intra, VPMBType::GoldenNoMV, VPMBType::GoldenMV, VPMBType::InterFourMV
1962 VPMBType::InterNoMV, VPMBType::GoldenNoMV, VPMBType::InterNearest, VPMBType::InterNear,
1963 VPMBType::InterMV, VPMBType::Intra, VPMBType::GoldenMV, VPMBType::InterFourMV
1967 const VP3_LITERAL_BASE: [i16; 6] = [ 7, 9, 13, 21, 37, 69 ];
1969 const VP31_AC_SCALES: [i16; 64] = [
1970 500, 450, 400, 370, 340, 310, 285, 265,
1971 245, 225, 210, 195, 185, 180, 170, 160,
1972 150, 145, 135, 130, 125, 115, 110, 107,
1973 100, 96, 93, 89, 85, 82, 75, 74,
1974 70, 68, 64, 60, 57, 56, 52, 50,
1975 49, 45, 44, 43, 40, 38, 37, 35,
1976 33, 32, 30, 29, 28, 25, 24, 22,
1977 21, 19, 18, 17, 15, 13, 12, 10
1980 const VP31_DC_SCALES: [i16; 64] = [
1981 220, 200, 190, 180, 170, 170, 160, 160,
1982 150, 150, 140, 140, 130, 130, 120, 120,
1983 110, 110, 100, 100, 90, 90, 90, 80,
1984 80, 80, 70, 70, 70, 60, 60, 60,
1985 60, 50, 50, 50, 50, 40, 40, 40,
1986 40, 40, 30, 30, 30, 30, 30, 30,
1987 30, 20, 20, 20, 20, 20, 20, 20,
1988 20, 10, 10, 10, 10, 10, 10, 10
1991 const VP3_QMAT_Y: &[i16; 64] = &[
1992 16, 11, 10, 16, 24, 40, 51, 61,
1993 12, 12, 14, 19, 26, 58, 60, 55,
1994 14, 13, 16, 24, 40, 57, 69, 56,
1995 14, 17, 22, 29, 51, 87, 80, 62,
1996 18, 22, 37, 58, 68, 109, 103, 77,
1997 24, 35, 55, 64, 81, 104, 113, 92,
1998 49, 64, 78, 87, 103, 121, 120, 101,
1999 72, 92, 95, 98, 112, 100, 103, 99
2002 const VP3_QMAT_C: &[i16; 64] = &[
2003 17, 18, 24, 47, 99, 99, 99, 99,
2004 18, 21, 26, 66, 99, 99, 99, 99,
2005 24, 26, 56, 99, 99, 99, 99, 99,
2006 47, 66, 99, 99, 99, 99, 99, 99,
2007 99, 99, 99, 99, 99, 99, 99, 99,
2008 99, 99, 99, 99, 99, 99, 99, 99,
2009 99, 99, 99, 99, 99, 99, 99, 99,
2010 99, 99, 99, 99, 99, 99, 99, 99
2013 const VP3_QMAT_INTER: &[i16; 64] = &[
2014 16, 16, 16, 20, 24, 28, 32, 40,
2015 16, 16, 20, 24, 28, 32, 40, 48,
2016 16, 20, 24, 28, 32, 40, 48, 64,
2017 20, 24, 28, 32, 40, 48, 64, 64,
2018 24, 28, 32, 40, 48, 64, 64, 64,
2019 28, 32, 40, 48, 64, 64, 64, 96,
2020 32, 40, 48, 64, 64, 64, 96, 128,
2021 40, 48, 64, 64, 64, 96, 128, 128
2024 const VP31_DC_CODES: [[u16; 32]; 16] = [
2026 0x002D, 0x0026, 0x0166, 0x004E, 0x02CE, 0x059E, 0x027D, 0x0008,
2027 0x04F9, 0x000F, 0x000E, 0x001B, 0x0006, 0x0008, 0x0005, 0x001A,
2028 0x0015, 0x0007, 0x000C, 0x0001, 0x0000, 0x0009, 0x0017, 0x0029,
2029 0x0028, 0x00B2, 0x04F8, 0x059F, 0x009E, 0x013F, 0x0012, 0x0058,
2031 0x0010, 0x0047, 0x01FF, 0x008C, 0x03FC, 0x046A, 0x0469, 0x0022,
2032 0x11A1, 0x000E, 0x000D, 0x0004, 0x0005, 0x0009, 0x0006, 0x001E,
2033 0x0016, 0x0007, 0x000C, 0x0001, 0x0000, 0x000A, 0x0017, 0x007D,
2034 0x007E, 0x011B, 0x08D1, 0x03FD, 0x046B, 0x11A0, 0x007C, 0x00FE,
2036 0x0016, 0x0020, 0x0086, 0x0087, 0x0367, 0x06CC, 0x06CB, 0x006E,
2037 0x366D, 0x000F, 0x000E, 0x0004, 0x0005, 0x000A, 0x0006, 0x001A,
2038 0x0011, 0x0007, 0x000C, 0x0001, 0x0000, 0x0009, 0x0017, 0x006F,
2039 0x006D, 0x0364, 0x0D9A, 0x06CA, 0x1B37, 0x366C, 0x0042, 0x00D8,
2041 0x0000, 0x002D, 0x00F7, 0x0058, 0x0167, 0x02CB, 0x02CA, 0x000E,
2042 0x1661, 0x0003, 0x0002, 0x0008, 0x0009, 0x000D, 0x0002, 0x001F,
2043 0x0017, 0x0001, 0x000C, 0x000E, 0x000A, 0x0006, 0x0078, 0x000F,
2044 0x007A, 0x0164, 0x0599, 0x02CD, 0x0B31, 0x1660, 0x0079, 0x00F6,
2046 0x0003, 0x003C, 0x000F, 0x007A, 0x001D, 0x0020, 0x0072, 0x0006,
2047 0x0399, 0x0004, 0x0005, 0x0005, 0x0006, 0x000E, 0x0004, 0x0000,
2048 0x0019, 0x0002, 0x000D, 0x0007, 0x001F, 0x0030, 0x0011, 0x0031,
2049 0x0005, 0x0021, 0x00E7, 0x0038, 0x01CD, 0x0398, 0x007B, 0x0009,
2051 0x0009, 0x0002, 0x0074, 0x0007, 0x00EC, 0x00D1, 0x01A6, 0x0006,
2052 0x0D21, 0x0005, 0x0006, 0x0008, 0x0007, 0x000F, 0x0004, 0x0000,
2053 0x001C, 0x0002, 0x0005, 0x0003, 0x000C, 0x0035, 0x01A7, 0x001B,
2054 0x0077, 0x01A5, 0x0349, 0x00D0, 0x0691, 0x0D20, 0x0075, 0x00ED,
2056 0x000A, 0x000C, 0x0012, 0x001B, 0x00B7, 0x016C, 0x0099, 0x005A,
2057 0x16D8, 0x0007, 0x0006, 0x0009, 0x0008, 0x0000, 0x0005, 0x0017,
2058 0x000E, 0x0002, 0x0003, 0x000F, 0x001A, 0x004D, 0x2DB3, 0x002C,
2059 0x0011, 0x02DA, 0x05B7, 0x0098, 0x0B6D, 0x2DB2, 0x0010, 0x0027,
2061 0x000D, 0x000F, 0x001D, 0x0008, 0x0051, 0x0056, 0x00AF, 0x002A,
2062 0x148A, 0x0007, 0x0000, 0x0008, 0x0009, 0x000C, 0x0006, 0x0017,
2063 0x000B, 0x0016, 0x0015, 0x0009, 0x0050, 0x00AE, 0x2917, 0x001C,
2064 0x0014, 0x0290, 0x0523, 0x0149, 0x0A44, 0x2916, 0x0053, 0x00A5,
2066 0x0001, 0x001D, 0x00F5, 0x00F4, 0x024D, 0x0499, 0x0498, 0x0001,
2067 0x0021, 0x0006, 0x0005, 0x0006, 0x0005, 0x0002, 0x0007, 0x0025,
2068 0x007B, 0x001C, 0x0020, 0x000D, 0x0048, 0x0092, 0x0127, 0x000E,
2069 0x0004, 0x0011, 0x000C, 0x003C, 0x000F, 0x0000, 0x001F, 0x0013,
2071 0x0005, 0x003C, 0x0040, 0x000D, 0x0031, 0x0061, 0x0060, 0x0002,
2072 0x00F5, 0x0006, 0x0005, 0x0007, 0x0006, 0x0002, 0x0009, 0x0025,
2073 0x0007, 0x0021, 0x0024, 0x0010, 0x0041, 0x00F4, 0x0019, 0x000E,
2074 0x0003, 0x0011, 0x0011, 0x003F, 0x003E, 0x007B, 0x0000, 0x0013,
2076 0x000A, 0x0007, 0x0001, 0x0009, 0x0131, 0x0261, 0x0260, 0x0015,
2077 0x0001, 0x0007, 0x0006, 0x0008, 0x0007, 0x0006, 0x0012, 0x002F,
2078 0x0014, 0x0027, 0x002D, 0x0016, 0x004D, 0x0099, 0x0000, 0x0004,
2079 0x0001, 0x0005, 0x0017, 0x002E, 0x002C, 0x0008, 0x0006, 0x0001,
2081 0x0000, 0x000E, 0x0017, 0x002A, 0x0010, 0x00F9, 0x00F8, 0x001E,
2082 0x003F, 0x0007, 0x0006, 0x0009, 0x0008, 0x0006, 0x000F, 0x0005,
2083 0x0016, 0x0029, 0x002B, 0x0015, 0x0050, 0x0011, 0x007D, 0x0004,
2084 0x0017, 0x0006, 0x0014, 0x002C, 0x002D, 0x000E, 0x0009, 0x0051,
2086 0x0002, 0x0018, 0x002F, 0x000D, 0x0053, 0x0295, 0x0294, 0x00A4,
2087 0x007C, 0x0000, 0x0007, 0x0009, 0x0008, 0x001B, 0x000C, 0x0028,
2088 0x006A, 0x001E, 0x001D, 0x0069, 0x00D7, 0x007D, 0x014B, 0x0019,
2089 0x0016, 0x002E, 0x001C, 0x002B, 0x002A, 0x0068, 0x003F, 0x00D6,
2091 0x0002, 0x001B, 0x000C, 0x0018, 0x0029, 0x007F, 0x02F0, 0x0198,
2092 0x0179, 0x0000, 0x0007, 0x0009, 0x0008, 0x001A, 0x000D, 0x002A,
2093 0x0064, 0x001E, 0x0067, 0x005F, 0x00CD, 0x007E, 0x02F1, 0x0016,
2094 0x000E, 0x002E, 0x0065, 0x002B, 0x0028, 0x003E, 0x00BD, 0x0199,
2096 0x0002, 0x0007, 0x0016, 0x0006, 0x0036, 0x005C, 0x015D, 0x015C,
2097 0x02BF, 0x0000, 0x0007, 0x0009, 0x0008, 0x0018, 0x0034, 0x002A,
2098 0x005E, 0x006A, 0x0064, 0x005D, 0x00CB, 0x00AD, 0x02BE, 0x0014,
2099 0x0033, 0x006E, 0x005F, 0x006F, 0x006B, 0x00CA, 0x00AC, 0x015E,
2101 0x000F, 0x001D, 0x0018, 0x000B, 0x0019, 0x0029, 0x00D6, 0x0551,
2102 0x0AA1, 0x0001, 0x0000, 0x0009, 0x0008, 0x001B, 0x0038, 0x0028,
2103 0x0057, 0x006A, 0x0068, 0x0056, 0x00E5, 0x0155, 0x0AA0, 0x0073,
2104 0x0069, 0x00D7, 0x00AB, 0x00E4, 0x00A9, 0x0151, 0x0150, 0x02A9,
2108 const VP31_DC_BITS: [[u8; 32]; 16] = [
2110 6, 7, 9, 8, 10, 11, 11, 5, 12, 4, 4, 5, 4, 4, 4, 5,
2111 5, 4, 4, 3, 3, 4, 5, 6, 6, 8, 12, 11, 9, 10, 6, 7,
2113 5, 7, 9, 8, 10, 11, 11, 6, 13, 4, 4, 4, 4, 4, 4, 5,
2114 5, 4, 4, 3, 3, 4, 5, 7, 7, 9, 12, 10, 11, 13, 7, 8,
2116 5, 6, 8, 8, 10, 11, 11, 7, 14, 4, 4, 4, 4, 4, 4, 5,
2117 5, 4, 4, 3, 3, 4, 5, 7, 7, 10, 12, 11, 13, 14, 7, 8,
2119 4, 6, 8, 7, 9, 10, 10, 6, 13, 3, 3, 4, 4, 4, 4, 5,
2120 5, 4, 4, 4, 4, 5, 7, 6, 7, 9, 11, 10, 12, 13, 7, 8,
2122 4, 6, 7, 7, 8, 9, 10, 6, 13, 3, 3, 4, 4, 4, 4, 4,
2123 5, 4, 4, 4, 5, 6, 8, 6, 6, 9, 11, 9, 12, 13, 7, 7,
2125 4, 5, 7, 6, 8, 9, 10, 6, 13, 3, 3, 4, 4, 4, 4, 4,
2126 5, 4, 4, 4, 5, 7, 10, 6, 7, 10, 11, 9, 12, 13, 7, 8,
2128 4, 5, 6, 6, 8, 9, 9, 7, 13, 3, 3, 4, 4, 3, 4, 5,
2129 5, 4, 4, 5, 6, 8, 14, 6, 6, 10, 11, 9, 12, 14, 6, 7,
2131 4, 5, 6, 5, 7, 8, 9, 7, 13, 3, 2, 4, 4, 4, 4, 5,
2132 5, 5, 5, 5, 7, 9, 14, 6, 6, 10, 11, 9, 12, 14, 7, 8,
2134 4, 6, 8, 8, 10, 11, 11, 5, 6, 3, 3, 4, 4, 4, 5, 6,
2135 7, 6, 6, 6, 7, 8, 9, 4, 4, 5, 6, 6, 5, 5, 5, 5,
2137 4, 6, 7, 7, 9, 10, 10, 5, 8, 3, 3, 4, 4, 4, 5, 6,
2138 6, 6, 6, 6, 7, 8, 8, 4, 4, 5, 6, 6, 6, 7, 4, 5,
2140 4, 5, 6, 6, 9, 10, 10, 6, 7, 3, 3, 4, 4, 4, 5, 6,
2141 6, 6, 6, 6, 7, 8, 7, 4, 4, 5, 6, 6, 6, 6, 5, 5,
2143 3, 5, 6, 6, 7, 10, 10, 7, 8, 3, 3, 4, 4, 4, 5, 5,
2144 6, 6, 6, 6, 7, 7, 9, 4, 5, 5, 6, 6, 6, 6, 6, 7,
2146 3, 5, 6, 5, 7, 10, 10, 8, 8, 2, 3, 4, 4, 5, 5, 6,
2147 7, 6, 6, 7, 8, 8, 9, 5, 5, 6, 6, 6, 6, 7, 7, 8,
2149 3, 5, 5, 5, 6, 8, 10, 9, 9, 2, 3, 4, 4, 5, 5, 6,
2150 7, 6, 7, 7, 8, 8, 10, 5, 5, 6, 7, 6, 6, 7, 8, 9,
2152 3, 4, 5, 4, 6, 7, 9, 9, 10, 2, 3, 4, 4, 5, 6, 6,
2153 7, 7, 7, 7, 8, 8, 10, 5, 6, 7, 7, 7, 7, 8, 8, 9,
2155 4, 5, 5, 4, 5, 6, 8, 11, 12, 2, 2, 4, 4, 5, 6, 6,
2156 7, 7, 7, 7, 8, 9, 12, 7, 7, 8, 8, 8, 8, 9, 9, 10,
2160 const VP31_AC_CAT0_CODES: [[u16; 32]; 16] = [
2162 0x0008, 0x0025, 0x017A, 0x02F7, 0x0BDB, 0x17B4, 0x2F6B, 0x001D,
2163 0x2F6A, 0x0008, 0x0007, 0x0001, 0x0002, 0x000A, 0x0006, 0x0000,
2164 0x001C, 0x0009, 0x000D, 0x000F, 0x000C, 0x0003, 0x000A, 0x0016,
2165 0x0013, 0x005D, 0x0024, 0x00BC, 0x005C, 0x05EC, 0x000B, 0x005F,
2167 0x000F, 0x0010, 0x004B, 0x00C6, 0x031D, 0x0C71, 0x0C70, 0x0001,
2168 0x0C73, 0x0008, 0x0009, 0x0002, 0x0003, 0x000B, 0x0006, 0x0000,
2169 0x001C, 0x0005, 0x000D, 0x000F, 0x000A, 0x0019, 0x0013, 0x001D,
2170 0x0030, 0x0062, 0x0024, 0x004A, 0x018F, 0x0C72, 0x000E, 0x0011,
2172 0x001B, 0x0003, 0x008D, 0x0040, 0x0239, 0x0471, 0x08E0, 0x0003,
2173 0x11C3, 0x000A, 0x0009, 0x0004, 0x0005, 0x000E, 0x0007, 0x0001,
2174 0x001E, 0x0006, 0x000C, 0x000B, 0x0002, 0x0000, 0x0041, 0x001F,
2175 0x0022, 0x0002, 0x008F, 0x008C, 0x011D, 0x11C2, 0x001A, 0x0021,
2177 0x001F, 0x0003, 0x0003, 0x0043, 0x000B, 0x0015, 0x0051, 0x0003,
2178 0x0050, 0x000D, 0x000C, 0x0004, 0x0006, 0x000E, 0x000A, 0x0001,
2179 0x001E, 0x0005, 0x0009, 0x0007, 0x0011, 0x0002, 0x0004, 0x0002,
2180 0x002D, 0x0020, 0x0042, 0x0001, 0x0000, 0x0029, 0x0017, 0x002C,
2182 0x0003, 0x001F, 0x003A, 0x005D, 0x0173, 0x02E4, 0x172D, 0x0004,
2183 0x172C, 0x000F, 0x000E, 0x0009, 0x0008, 0x000C, 0x000A, 0x0001,
2184 0x0016, 0x0002, 0x0005, 0x001A, 0x002F, 0x0038, 0x05CA, 0x0006,
2185 0x0037, 0x001E, 0x003B, 0x0039, 0x00B8, 0x0B97, 0x0000, 0x0036,
2187 0x0006, 0x0037, 0x005D, 0x000C, 0x00B9, 0x02E3, 0x05C4, 0x0004,
2188 0x1715, 0x0000, 0x000F, 0x0008, 0x0007, 0x000C, 0x0009, 0x001D,
2189 0x0016, 0x001C, 0x001A, 0x000B, 0x005E, 0x0170, 0x1714, 0x000A,
2190 0x000A, 0x0036, 0x005F, 0x001B, 0x001A, 0x0B8B, 0x0002, 0x0007,
2192 0x000C, 0x000B, 0x0079, 0x0022, 0x00F0, 0x0119, 0x0230, 0x001D,
2193 0x08C4, 0x0001, 0x0000, 0x000A, 0x0009, 0x000B, 0x0007, 0x001C,
2194 0x003D, 0x000D, 0x0008, 0x0015, 0x008D, 0x118B, 0x118A, 0x000D,
2195 0x0010, 0x0009, 0x0014, 0x0047, 0x00F1, 0x0463, 0x001F, 0x000C,
2197 0x0000, 0x001A, 0x0033, 0x000C, 0x0046, 0x01E3, 0x03C5, 0x0017,
2198 0x1E21, 0x0002, 0x0001, 0x0009, 0x000A, 0x0007, 0x001B, 0x003D,
2199 0x001B, 0x0022, 0x0079, 0x00F0, 0x1E20, 0x1E23, 0x1E22, 0x000E,
2200 0x0016, 0x0018, 0x0032, 0x001A, 0x0047, 0x0789, 0x001F, 0x0010,
2202 0x001D, 0x0061, 0x004E, 0x009E, 0x027C, 0x09F5, 0x09F4, 0x0003,
2203 0x0060, 0x0000, 0x000F, 0x000B, 0x000A, 0x0009, 0x0005, 0x000D,
2204 0x0031, 0x0008, 0x0038, 0x0012, 0x0026, 0x013F, 0x04FB, 0x000D,
2205 0x0002, 0x000C, 0x0039, 0x001C, 0x000F, 0x001D, 0x0008, 0x0019,
2207 0x0007, 0x0019, 0x00AB, 0x00AA, 0x0119, 0x0461, 0x0460, 0x001B,
2208 0x0047, 0x0001, 0x0000, 0x000C, 0x000B, 0x0009, 0x0005, 0x000D,
2209 0x0035, 0x003D, 0x003C, 0x0018, 0x0022, 0x008D, 0x0231, 0x000E,
2210 0x001F, 0x0009, 0x002B, 0x0010, 0x0034, 0x0054, 0x0008, 0x0014,
2212 0x000C, 0x0005, 0x0008, 0x005B, 0x004D, 0x0131, 0x0261, 0x001A,
2213 0x0012, 0x0000, 0x000F, 0x000A, 0x0009, 0x0006, 0x001B, 0x0006,
2214 0x001C, 0x002C, 0x0015, 0x005A, 0x0027, 0x0099, 0x0260, 0x000E,
2215 0x0004, 0x000F, 0x0007, 0x001D, 0x000B, 0x0014, 0x0008, 0x0017,
2217 0x000F, 0x0013, 0x0075, 0x0024, 0x0095, 0x0251, 0x04A0, 0x0010,
2218 0x00C8, 0x0002, 0x0001, 0x0001, 0x0000, 0x001A, 0x0011, 0x002C,
2219 0x0065, 0x0074, 0x004B, 0x00C9, 0x0129, 0x0943, 0x0942, 0x0003,
2220 0x000A, 0x001C, 0x0018, 0x0033, 0x0017, 0x002D, 0x001B, 0x003B,
2222 0x0003, 0x001A, 0x002D, 0x0038, 0x0028, 0x0395, 0x0E51, 0x0037,
2223 0x00E4, 0x0001, 0x0000, 0x001F, 0x001E, 0x0017, 0x003A, 0x0073,
2224 0x002A, 0x002B, 0x0029, 0x01CB, 0x0729, 0x1CA1, 0x1CA0, 0x0004,
2225 0x000A, 0x0004, 0x0018, 0x0036, 0x000B, 0x002C, 0x0019, 0x003B,
2227 0x0004, 0x0004, 0x003F, 0x0017, 0x0075, 0x01F5, 0x07D1, 0x0017,
2228 0x01F6, 0x0001, 0x0000, 0x001B, 0x001A, 0x000A, 0x0032, 0x0074,
2229 0x00F8, 0x00F9, 0x01F7, 0x03E9, 0x0FA0, 0x1F43, 0x1F42, 0x0003,
2230 0x000A, 0x001E, 0x001C, 0x003B, 0x0018, 0x0016, 0x0016, 0x0033,
2232 0x0004, 0x0007, 0x0018, 0x001E, 0x0036, 0x0031, 0x0177, 0x0077,
2233 0x0176, 0x0001, 0x0000, 0x001A, 0x0019, 0x003A, 0x0019, 0x005C,
2234 0x00BA, 0x0061, 0x00C1, 0x0180, 0x0302, 0x0607, 0x0606, 0x0002,
2235 0x000A, 0x001F, 0x001C, 0x0037, 0x0016, 0x0076, 0x000D, 0x002F,
2237 0x0000, 0x000A, 0x001A, 0x000C, 0x001D, 0x0039, 0x0078, 0x005E,
2238 0x0393, 0x0002, 0x0001, 0x0016, 0x000F, 0x002E, 0x005F, 0x0073,
2239 0x00E5, 0x01C8, 0x0E4A, 0x1C97, 0x1C96, 0x0E49, 0x0E48, 0x0004,
2240 0x0006, 0x001F, 0x001B, 0x001D, 0x0038, 0x0038, 0x003D, 0x0079,
2244 const VP31_AC_CAT0_BITS: [[u8; 32]; 16] = [
2246 5, 7, 9, 10, 12, 13, 14, 5, 14, 4, 4, 4, 4, 4, 4, 4,
2247 5, 4, 4, 4, 4, 4, 5, 5, 6, 7, 7, 8, 7, 11, 5, 7,
2249 5, 6, 8, 8, 10, 12, 12, 4, 12, 4, 4, 4, 4, 4, 4, 4,
2250 5, 4, 4, 4, 4, 5, 6, 5, 6, 7, 7, 8, 9, 12, 5, 6,
2252 5, 6, 8, 7, 10, 11, 12, 4, 13, 4, 4, 4, 4, 4, 4, 4,
2253 5, 4, 4, 4, 4, 5, 7, 5, 6, 6, 8, 8, 9, 13, 5, 6,
2255 5, 6, 7, 7, 9, 10, 12, 4, 12, 4, 4, 4, 4, 4, 4, 4,
2256 5, 4, 4, 4, 5, 6, 8, 4, 6, 6, 7, 7, 7, 11, 5, 6,
2258 4, 6, 7, 7, 9, 10, 13, 4, 13, 4, 4, 4, 4, 4, 4, 4,
2259 5, 4, 4, 5, 6, 7, 11, 4, 6, 6, 7, 7, 8, 12, 4, 6,
2261 4, 6, 7, 6, 8, 10, 11, 4, 13, 3, 4, 4, 4, 4, 4, 5,
2262 5, 5, 5, 5, 7, 9, 13, 4, 5, 6, 7, 7, 7, 12, 4, 5,
2264 4, 5, 7, 6, 8, 9, 10, 5, 12, 3, 3, 4, 4, 4, 4, 5,
2265 6, 5, 5, 6, 8, 13, 13, 4, 5, 5, 6, 7, 8, 11, 5, 5,
2267 3, 5, 6, 5, 7, 9, 10, 5, 13, 3, 3, 4, 4, 4, 5, 6,
2268 6, 6, 7, 8, 13, 13, 13, 4, 5, 5, 6, 6, 7, 11, 5, 5,
2270 5, 7, 8, 9, 11, 13, 13, 4, 7, 3, 4, 4, 4, 4, 4, 5,
2271 6, 5, 6, 6, 7, 10, 12, 4, 4, 5, 6, 6, 5, 6, 4, 5,
2273 4, 6, 8, 8, 10, 12, 12, 5, 8, 3, 3, 4, 4, 4, 4, 5,
2274 6, 6, 6, 6, 7, 9, 11, 4, 5, 5, 6, 6, 6, 7, 4, 5,
2276 4, 5, 6, 7, 9, 11, 12, 5, 7, 3, 4, 4, 4, 4, 5, 5,
2277 6, 6, 6, 7, 8, 10, 12, 4, 4, 5, 5, 6, 5, 6, 4, 5,
2279 4, 5, 7, 6, 8, 10, 11, 5, 8, 3, 3, 4, 4, 5, 5, 6,
2280 7, 7, 7, 8, 9, 12, 12, 3, 4, 5, 5, 6, 5, 6, 5, 6,
2282 3, 5, 6, 6, 7, 10, 12, 6, 8, 3, 3, 5, 5, 5, 6, 7,
2283 7, 7, 7, 9, 11, 13, 13, 3, 4, 4, 5, 6, 5, 6, 5, 6,
2285 3, 4, 6, 5, 7, 9, 11, 6, 9, 3, 3, 5, 5, 5, 6, 7,
2286 8, 8, 9, 10, 12, 13, 13, 3, 4, 5, 5, 6, 5, 6, 5, 6,
2288 3, 4, 5, 5, 6, 7, 9, 7, 9, 3, 3, 5, 5, 6, 6, 7,
2289 8, 8, 9, 10, 11, 12, 12, 3, 4, 5, 5, 6, 5, 7, 5, 6,
2291 3, 4, 5, 4, 5, 6, 7, 7, 11, 3, 3, 5, 5, 6, 7, 8,
2292 9, 10, 13, 14, 14, 13, 13, 3, 4, 5, 5, 6, 6, 7, 6, 7,
2296 const VP31_AC_CAT1_CODES: [[u16; 32]; 16] = [
2298 0x000B, 0x002B, 0x0054, 0x01B7, 0x06D9, 0x0DB1, 0x0DB0, 0x0002,
2299 0x00AB, 0x0009, 0x000A, 0x0007, 0x0008, 0x000F, 0x000C, 0x0003,
2300 0x001D, 0x0004, 0x000B, 0x0006, 0x001A, 0x0003, 0x00AA, 0x0001,
2301 0x0000, 0x0014, 0x006C, 0x00DA, 0x0002, 0x036D, 0x001C, 0x0037,
2303 0x001D, 0x0004, 0x00B6, 0x006A, 0x05B9, 0x16E1, 0x16E0, 0x0007,
2304 0x016F, 0x000C, 0x000D, 0x0009, 0x0008, 0x000F, 0x000A, 0x0003,
2305 0x0017, 0x0002, 0x0004, 0x001C, 0x002C, 0x006B, 0x0B71, 0x0005,
2306 0x0003, 0x001B, 0x005A, 0x0034, 0x0005, 0x02DD, 0x0000, 0x000C,
2308 0x0003, 0x007F, 0x00A1, 0x00A0, 0x020C, 0x0834, 0x106B, 0x0007,
2309 0x0082, 0x000E, 0x000D, 0x000B, 0x000C, 0x0000, 0x0009, 0x0002,
2310 0x0011, 0x001E, 0x0015, 0x003E, 0x0040, 0x041B, 0x106A, 0x0006,
2311 0x000A, 0x0029, 0x007E, 0x0051, 0x0021, 0x0107, 0x0004, 0x000B,
2313 0x0007, 0x001B, 0x00F6, 0x00E9, 0x03A1, 0x0740, 0x0E82, 0x001F,
2314 0x01EF, 0x0001, 0x0002, 0x000B, 0x000C, 0x000D, 0x0008, 0x001C,
2315 0x0003, 0x0012, 0x0002, 0x0075, 0x01D1, 0x1D07, 0x1D06, 0x000A,
2316 0x0013, 0x003B, 0x001A, 0x007A, 0x003C, 0x01EE, 0x0000, 0x000C,
2318 0x000D, 0x003D, 0x0042, 0x0037, 0x00D9, 0x0362, 0x06C6, 0x001F,
2319 0x0086, 0x0001, 0x0002, 0x000C, 0x000B, 0x000A, 0x0001, 0x000F,
2320 0x0025, 0x003C, 0x001A, 0x0087, 0x01B0, 0x0D8F, 0x0D8E, 0x000E,
2321 0x0013, 0x000C, 0x0024, 0x0020, 0x0011, 0x006D, 0x0000, 0x000E,
2323 0x0000, 0x0012, 0x0076, 0x0077, 0x014D, 0x0533, 0x14C9, 0x0013,
2324 0x00A5, 0x0002, 0x0003, 0x000B, 0x000C, 0x0008, 0x001A, 0x002B,
2325 0x0075, 0x0074, 0x00A7, 0x0298, 0x14C8, 0x14CB, 0x14CA, 0x000F,
2326 0x001C, 0x0007, 0x002A, 0x0028, 0x001B, 0x00A4, 0x0002, 0x0006,
2328 0x0002, 0x001A, 0x002B, 0x003A, 0x00ED, 0x0283, 0x0A0A, 0x0004,
2329 0x00A1, 0x0004, 0x0003, 0x000B, 0x000C, 0x001F, 0x0006, 0x0077,
2330 0x00A3, 0x00A2, 0x0140, 0x1417, 0x1416, 0x0A09, 0x0A08, 0x0000,
2331 0x001E, 0x0007, 0x002A, 0x0029, 0x001C, 0x00EC, 0x001B, 0x0005,
2333 0x0002, 0x0002, 0x0018, 0x001D, 0x0035, 0x00E4, 0x01CF, 0x001D,
2334 0x0072, 0x0004, 0x0005, 0x0006, 0x0007, 0x0006, 0x0073, 0x0038,
2335 0x01CE, 0x039B, 0x0398, 0x0733, 0x0732, 0x0735, 0x0734, 0x0000,
2336 0x001F, 0x001B, 0x0034, 0x000F, 0x001E, 0x00E5, 0x0019, 0x0038,
2338 0x0016, 0x0050, 0x0172, 0x02E7, 0x1732, 0x2E67, 0x2E66, 0x0006,
2339 0x0051, 0x0001, 0x0000, 0x000D, 0x000C, 0x0009, 0x001C, 0x0009,
2340 0x001C, 0x001D, 0x005D, 0x00B8, 0x05CD, 0x1731, 0x1730, 0x000F,
2341 0x0005, 0x000F, 0x0008, 0x0029, 0x001D, 0x002F, 0x0008, 0x0015,
2343 0x0009, 0x0021, 0x0040, 0x00AD, 0x02B0, 0x1589, 0x1588, 0x001C,
2344 0x005F, 0x0000, 0x000F, 0x000D, 0x000C, 0x0006, 0x0011, 0x002A,
2345 0x0057, 0x005E, 0x0041, 0x0159, 0x0563, 0x158B, 0x158A, 0x0001,
2346 0x0005, 0x0014, 0x003B, 0x002E, 0x0004, 0x003A, 0x0007, 0x0016,
2348 0x000E, 0x0007, 0x0046, 0x0045, 0x0064, 0x032A, 0x0657, 0x0018,
2349 0x000D, 0x0000, 0x000F, 0x000A, 0x000B, 0x001A, 0x0036, 0x0047,
2350 0x0044, 0x0018, 0x0033, 0x00CB, 0x0656, 0x0329, 0x0328, 0x0002,
2351 0x0006, 0x0019, 0x000E, 0x0037, 0x0009, 0x000F, 0x0002, 0x0010,
2353 0x0003, 0x0018, 0x0023, 0x0077, 0x0194, 0x1956, 0x32AF, 0x003A,
2354 0x0076, 0x0002, 0x0001, 0x001F, 0x001E, 0x0014, 0x0022, 0x0064,
2355 0x0197, 0x0196, 0x032B, 0x0654, 0x32AE, 0x1955, 0x1954, 0x0000,
2356 0x0009, 0x001C, 0x0015, 0x0010, 0x000D, 0x0017, 0x0016, 0x0033,
2358 0x0005, 0x0006, 0x003E, 0x0010, 0x0048, 0x093F, 0x24FA, 0x0032,
2359 0x0067, 0x0002, 0x0001, 0x001B, 0x001E, 0x0034, 0x0066, 0x0092,
2360 0x0126, 0x024E, 0x049E, 0x49F7, 0x49F6, 0x24F9, 0x24F8, 0x0000,
2361 0x0007, 0x0018, 0x0011, 0x003F, 0x000E, 0x0013, 0x0035, 0x0025,
2363 0x0005, 0x0008, 0x0012, 0x001C, 0x001C, 0x00EA, 0x1D75, 0x001E,
2364 0x0066, 0x0001, 0x0002, 0x001B, 0x001A, 0x001F, 0x003B, 0x0074,
2365 0x01D6, 0x03AF, 0x1D74, 0x1D77, 0x1D76, 0x0EB9, 0x0EB8, 0x000F,
2366 0x0006, 0x0013, 0x003B, 0x003A, 0x0000, 0x0018, 0x0032, 0x0067,
2368 0x0004, 0x000A, 0x001B, 0x000C, 0x000D, 0x00E6, 0x0684, 0x0072,
2369 0x00E7, 0x0002, 0x0001, 0x0017, 0x0016, 0x0018, 0x00D1, 0x01A0,
2370 0x0686, 0x0D0F, 0x0D0A, 0x1A17, 0x1A16, 0x1A1D, 0x1A1C, 0x000F,
2371 0x001D, 0x000E, 0x0035, 0x0038, 0x0000, 0x000F, 0x0019, 0x0069,
2373 0x0003, 0x000C, 0x001B, 0x0000, 0x0003, 0x002E, 0x0051, 0x00BC,
2374 0x0053, 0x0004, 0x0002, 0x0016, 0x0015, 0x0015, 0x0050, 0x00A4,
2375 0x0294, 0x052B, 0x052A, 0x052D, 0x052C, 0x052F, 0x052E, 0x000E,
2376 0x001A, 0x0004, 0x0028, 0x0029, 0x000F, 0x000B, 0x005F, 0x00BD,
2380 const VP31_AC_CAT1_BITS: [[u8; 32]; 16] = [
2382 5, 7, 8, 9, 11, 12, 12, 4, 9, 4, 4, 4, 4, 4, 4, 4,
2383 5, 4, 4, 4, 5, 6, 9, 4, 5, 6, 7, 8, 6, 10, 5, 6,
2385 5, 6, 8, 8, 11, 13, 13, 4, 9, 4, 4, 4, 4, 4, 4, 4,
2386 5, 4, 4, 5, 6, 8, 12, 4, 5, 6, 7, 7, 6, 10, 4, 5,
2388 4, 7, 8, 8, 10, 12, 13, 4, 8, 4, 4, 4, 4, 3, 4, 4,
2389 5, 5, 5, 6, 7, 11, 13, 4, 5, 6, 7, 7, 6, 9, 4, 5,
2391 4, 6, 8, 8, 10, 11, 12, 5, 9, 3, 3, 4, 4, 4, 4, 5,
2392 5, 5, 5, 7, 9, 13, 13, 4, 5, 6, 6, 7, 6, 9, 4, 5,
2394 4, 6, 7, 7, 9, 11, 12, 5, 8, 3, 3, 4, 4, 4, 4, 5,
2395 6, 6, 6, 8, 10, 13, 13, 4, 5, 5, 6, 6, 5, 8, 4, 5,
2397 3, 5, 7, 7, 9, 11, 13, 5, 8, 3, 3, 4, 4, 4, 5, 6,
2398 7, 7, 8, 10, 13, 13, 13, 4, 5, 5, 6, 6, 5, 8, 4, 5,
2400 3, 5, 6, 6, 8, 10, 12, 5, 8, 3, 3, 4, 4, 5, 5, 7,
2401 8, 8, 9, 13, 13, 12, 12, 3, 5, 5, 6, 6, 5, 8, 5, 5,
2403 3, 4, 5, 5, 6, 8, 11, 7, 9, 3, 3, 4, 4, 5, 7, 8,
2404 11, 12, 12, 13, 13, 13, 13, 3, 5, 5, 6, 6, 5, 8, 5, 6,
2406 5, 7, 9, 10, 13, 14, 14, 4, 7, 3, 3, 4, 4, 4, 5, 5,
2407 6, 6, 7, 8, 11, 13, 13, 4, 4, 5, 5, 6, 5, 6, 4, 5,
2409 4, 6, 7, 8, 10, 13, 13, 5, 7, 3, 4, 4, 4, 4, 5, 6,
2410 7, 7, 7, 9, 11, 13, 13, 3, 4, 5, 6, 6, 4, 6, 4, 5,
2412 4, 5, 7, 7, 9, 12, 13, 5, 6, 3, 4, 4, 4, 5, 6, 7,
2413 7, 7, 8, 10, 13, 12, 12, 3, 4, 5, 5, 6, 4, 5, 4, 5,
2415 3, 5, 6, 7, 9, 13, 14, 6, 7, 3, 3, 5, 5, 5, 6, 7,
2416 9, 9, 10, 11, 14, 13, 13, 3, 4, 5, 5, 5, 4, 5, 5, 6,
2418 3, 4, 6, 5, 7, 12, 14, 6, 7, 3, 3, 5, 5, 6, 7, 8,
2419 9, 10, 11, 15, 15, 14, 14, 3, 4, 5, 5, 6, 4, 5, 6, 6,
2421 3, 4, 5, 5, 6, 9, 14, 6, 7, 3, 3, 5, 5, 6, 7, 8,
2422 10, 11, 14, 14, 14, 13, 13, 4, 4, 5, 6, 6, 3, 5, 6, 7,
2424 3, 4, 5, 4, 5, 8, 11, 7, 8, 3, 3, 5, 5, 6, 8, 9,
2425 11, 12, 12, 13, 13, 13, 13, 4, 5, 5, 6, 6, 3, 5, 6, 7,
2427 3, 4, 5, 3, 4, 6, 9, 8, 9, 3, 3, 5, 5, 7, 9, 10,
2428 12, 13, 13, 13, 13, 13, 13, 4, 5, 5, 6, 6, 4, 6, 7, 8,
2432 const VP31_AC_CAT2_CODES: [[u16; 32]; 16] = [
2434 0x0003, 0x0009, 0x00D0, 0x01A3, 0x0344, 0x0D14, 0x1A2B, 0x0004,
2435 0x0015, 0x0000, 0x000F, 0x000B, 0x000C, 0x000E, 0x0009, 0x001B,
2436 0x000A, 0x0014, 0x000D, 0x002A, 0x0014, 0x068B, 0x1A2A, 0x0008,
2437 0x000B, 0x002B, 0x000B, 0x0069, 0x0035, 0x0008, 0x0007, 0x000C,
2439 0x000A, 0x003C, 0x0032, 0x0030, 0x00C5, 0x0621, 0x0620, 0x001F,
2440 0x0033, 0x0001, 0x0000, 0x000E, 0x000D, 0x000C, 0x0004, 0x000D,
2441 0x0026, 0x0027, 0x0014, 0x0063, 0x0189, 0x0623, 0x0622, 0x000B,
2442 0x0012, 0x003D, 0x0022, 0x0015, 0x000B, 0x0023, 0x0007, 0x0010,
2444 0x000F, 0x000C, 0x0043, 0x0010, 0x0044, 0x0114, 0x0455, 0x0018,
2445 0x0023, 0x0001, 0x0000, 0x000E, 0x000D, 0x0009, 0x0019, 0x0009,
2446 0x0017, 0x0016, 0x0042, 0x008B, 0x0454, 0x0457, 0x0456, 0x000B,
2447 0x0015, 0x000A, 0x0029, 0x0020, 0x000D, 0x0028, 0x0007, 0x0011,
2449 0x0001, 0x001A, 0x0029, 0x002A, 0x00A0, 0x0285, 0x1425, 0x0002,
2450 0x0000, 0x0002, 0x0003, 0x000C, 0x000B, 0x0008, 0x0012, 0x0001,
2451 0x0051, 0x0001, 0x0143, 0x0508, 0x1424, 0x1427, 0x1426, 0x000F,
2452 0x001C, 0x0003, 0x0037, 0x002B, 0x0013, 0x0036, 0x001D, 0x0001,
2454 0x0004, 0x001F, 0x003D, 0x0006, 0x0016, 0x0053, 0x014A, 0x0034,
2455 0x002A, 0x0002, 0x0003, 0x000B, 0x000C, 0x001C, 0x0037, 0x0017,
2456 0x002B, 0x0028, 0x00A4, 0x052D, 0x052C, 0x052F, 0x052E, 0x0000,
2457 0x001D, 0x0007, 0x0004, 0x0035, 0x0014, 0x0036, 0x0015, 0x003C,
2459 0x0004, 0x000A, 0x0007, 0x001D, 0x0009, 0x01F3, 0x07C7, 0x0008,
2460 0x01F0, 0x0003, 0x0002, 0x000D, 0x000C, 0x0017, 0x007D, 0x01F2,
2461 0x07C6, 0x07C5, 0x1F12, 0x3E27, 0x3E26, 0x1F11, 0x1F10, 0x0000,
2462 0x001E, 0x0006, 0x0039, 0x0038, 0x003F, 0x002C, 0x0005, 0x002D,
2464 0x0002, 0x0007, 0x0018, 0x0003, 0x0005, 0x0035, 0x004F, 0x0012,
2465 0x04E5, 0x0005, 0x0004, 0x000D, 0x000E, 0x0033, 0x0026, 0x009D,
2466 0x04E4, 0x04E7, 0x04E6, 0x04E1, 0x04E0, 0x04E3, 0x04E2, 0x0000,
2467 0x001F, 0x000C, 0x003D, 0x003C, 0x0032, 0x0034, 0x001B, 0x0008,
2469 0x0000, 0x0004, 0x001C, 0x000F, 0x0002, 0x0007, 0x0075, 0x00E8,
2470 0x1D2A, 0x0005, 0x0004, 0x000D, 0x000C, 0x0077, 0x0E96, 0x3A57,
2471 0x3A56, 0x3A5D, 0x3A5C, 0x3A5F, 0x3A5E, 0x1D29, 0x1D28, 0x0003,
2472 0x0006, 0x000A, 0x002C, 0x0017, 0x0076, 0x01D3, 0x03A4, 0x002D,
2474 0x000A, 0x0024, 0x00BF, 0x0085, 0x0211, 0x0842, 0x1087, 0x0018,
2475 0x0020, 0x0001, 0x0002, 0x000E, 0x000D, 0x0007, 0x0013, 0x0025,
2476 0x005E, 0x0043, 0x00BE, 0x0109, 0x1086, 0x0841, 0x0840, 0x000F,
2477 0x0001, 0x0011, 0x0000, 0x002E, 0x0019, 0x0001, 0x0006, 0x0016,
2479 0x0002, 0x000F, 0x006F, 0x0061, 0x0374, 0x1BA8, 0x3753, 0x0012,
2480 0x0036, 0x0000, 0x0001, 0x000A, 0x000B, 0x001A, 0x0031, 0x0060,
2481 0x00DC, 0x01BB, 0x06EB, 0x1BAB, 0x3752, 0x3755, 0x3754, 0x000E,
2482 0x0006, 0x0013, 0x000E, 0x003E, 0x0008, 0x001E, 0x0019, 0x003F,
2484 0x0003, 0x001C, 0x0025, 0x0024, 0x01DA, 0x1DBD, 0x3B7C, 0x003C,
2485 0x003D, 0x0000, 0x0001, 0x000B, 0x000A, 0x000B, 0x0077, 0x00EC,
2486 0x03B6, 0x076E, 0x1DBF, 0x76FB, 0x76FA, 0x3B79, 0x3B78, 0x000D,
2487 0x001F, 0x0013, 0x000A, 0x0008, 0x000C, 0x0008, 0x0009, 0x003A,
2489 0x0005, 0x0003, 0x0004, 0x0010, 0x008F, 0x0475, 0x11D1, 0x0079,
2490 0x0027, 0x0002, 0x0003, 0x0001, 0x0000, 0x0026, 0x0046, 0x011C,
2491 0x0477, 0x08ED, 0x11D0, 0x11D3, 0x11D2, 0x11D9, 0x11D8, 0x000D,
2492 0x001F, 0x0012, 0x0005, 0x003D, 0x000C, 0x000E, 0x0022, 0x0078,
2494 0x0005, 0x000C, 0x001B, 0x0000, 0x0006, 0x03E2, 0x3E3D, 0x000F,
2495 0x0034, 0x0003, 0x0002, 0x001E, 0x001D, 0x007D, 0x01F0, 0x07C6,
2496 0x3E3C, 0x3E3F, 0x3E3E, 0x3E39, 0x3E38, 0x3E3B, 0x3E3A, 0x0008,
2497 0x001C, 0x0002, 0x003F, 0x0035, 0x0009, 0x0001, 0x000E, 0x00F9,
2499 0x0004, 0x000B, 0x0001, 0x000A, 0x001E, 0x00E0, 0x0E1E, 0x0071,
2500 0x0039, 0x0007, 0x0006, 0x000D, 0x000C, 0x0020, 0x01C2, 0x1C3F,
2501 0x1C3E, 0x0E19, 0x0E18, 0x0E1B, 0x0E1A, 0x0E1D, 0x0E1C, 0x0000,
2502 0x0009, 0x001D, 0x001F, 0x0011, 0x0005, 0x0001, 0x0043, 0x0042,
2504 0x0004, 0x000D, 0x0007, 0x0002, 0x0014, 0x016C, 0x16D1, 0x02DF,
2505 0x016E, 0x0000, 0x0007, 0x002C, 0x002B, 0x02DE, 0x16D0, 0x16D3,
2506 0x16D2, 0x2DB5, 0x2DB4, 0x2DB7, 0x2DB6, 0x16D9, 0x16D8, 0x000C,
2507 0x002A, 0x005A, 0x001B, 0x001A, 0x0017, 0x000C, 0x05B7, 0x05B5,
2509 0x0002, 0x000F, 0x001C, 0x000C, 0x003B, 0x01AC, 0x1AD8, 0x35B3,
2510 0x35B2, 0x0001, 0x0000, 0x0069, 0x0068, 0x35BD, 0x35BC, 0x35BF,
2511 0x35BE, 0x35B9, 0x35B8, 0x35BB, 0x35BA, 0x35B5, 0x35B4, 0x01A9,
2512 0x01A8, 0x035A, 0x00D7, 0x00D5, 0x003A, 0x001B, 0x35B7, 0x35B6,
2516 const VP31_AC_CAT2_BITS: [[u8; 32]; 16] = [
2518 4, 6, 8, 9, 10, 12, 13, 4, 7, 3, 4, 4, 4, 4, 4, 5,
2519 5, 5, 5, 6, 7, 11, 13, 4, 5, 6, 6, 7, 6, 6, 4, 5,
2521 4, 6, 7, 7, 9, 12, 12, 5, 7, 3, 3, 4, 4, 4, 4, 5,
2522 6, 6, 6, 8, 10, 12, 12, 4, 5, 6, 6, 6, 5, 6, 4, 5,
2524 4, 5, 7, 6, 8, 10, 12, 5, 7, 3, 3, 4, 4, 4, 5, 5,
2525 6, 6, 7, 9, 12, 12, 12, 4, 5, 5, 6, 6, 5, 6, 4, 5,
2527 3, 5, 6, 6, 8, 10, 13, 5, 7, 3, 3, 4, 4, 4, 5, 6,
2528 7, 7, 9, 11, 13, 13, 13, 4, 5, 5, 6, 6, 5, 6, 5, 5,
2530 3, 5, 6, 5, 7, 9, 11, 6, 8, 3, 3, 4, 4, 5, 6, 7,
2531 8, 8, 10, 13, 13, 13, 13, 3, 5, 5, 5, 6, 5, 6, 5, 6,
2533 3, 4, 5, 5, 6, 9, 11, 6, 9, 3, 3, 4, 4, 5, 7, 9,
2534 11, 11, 13, 14, 14, 13, 13, 3, 5, 5, 6, 6, 6, 6, 5, 6,
2536 3, 4, 5, 4, 5, 7, 9, 7, 13, 3, 3, 4, 4, 6, 8, 10,
2537 13, 13, 13, 13, 13, 13, 13, 3, 5, 5, 6, 6, 6, 7, 6, 6,
2539 3, 4, 5, 4, 4, 5, 7, 8, 13, 3, 3, 4, 4, 7, 12, 14,
2540 14, 14, 14, 14, 14, 13, 13, 3, 5, 5, 7, 6, 7, 9, 10, 7,
2542 4, 6, 8, 8, 10, 12, 13, 5, 6, 3, 3, 4, 4, 4, 5, 6,
2543 7, 7, 8, 9, 13, 12, 12, 4, 4, 5, 5, 6, 5, 5, 4, 5,
2545 3, 5, 7, 7, 10, 13, 14, 5, 6, 3, 3, 4, 4, 5, 6, 7,
2546 8, 9, 11, 13, 14, 14, 14, 4, 4, 5, 5, 6, 4, 5, 5, 6,
2548 3, 5, 6, 6, 9, 13, 14, 6, 6, 3, 3, 4, 4, 5, 7, 8,
2549 10, 11, 13, 15, 15, 14, 14, 4, 5, 5, 5, 5, 4, 4, 5, 6,
2551 3, 4, 5, 5, 8, 11, 13, 7, 6, 3, 3, 4, 4, 6, 7, 9,
2552 11, 12, 13, 13, 13, 13, 13, 4, 5, 5, 5, 6, 4, 4, 6, 7,
2554 3, 4, 5, 4, 6, 10, 14, 7, 6, 3, 3, 5, 5, 7, 9, 11,
2555 14, 14, 14, 14, 14, 14, 14, 4, 5, 5, 6, 6, 4, 3, 7, 8,
2557 3, 4, 4, 4, 6, 9, 13, 8, 7, 3, 3, 5, 5, 7, 10, 14,
2558 14, 13, 13, 13, 13, 13, 13, 4, 5, 6, 6, 6, 4, 3, 8, 8,
2560 3, 4, 4, 3, 5, 9, 13, 10, 9, 2, 3, 6, 6, 10, 13, 13,
2561 13, 14, 14, 14, 14, 13, 13, 5, 6, 7, 6, 6, 5, 4, 11, 11,
2563 2, 4, 5, 4, 6, 9, 13, 14, 14, 2, 2, 7, 7, 14, 14, 14,
2564 14, 14, 14, 14, 14, 14, 14, 9, 9, 10, 8, 8, 6, 5, 14, 14,
2568 const VP31_AC_CAT3_CODES: [[u16; 32]; 16] = [
2570 0x0000, 0x0010, 0x0072, 0x0071, 0x0154, 0x0AAB, 0x0AA8, 0x0014,
2571 0x0070, 0x0002, 0x0003, 0x000C, 0x000B, 0x0003, 0x0011, 0x0073,
2572 0x0054, 0x00AB, 0x02AB, 0x1553, 0x1552, 0x1555, 0x1554, 0x000D,
2573 0x001E, 0x0012, 0x003E, 0x002B, 0x0002, 0x003F, 0x001D, 0x0013,
2575 0x0003, 0x001F, 0x0029, 0x003D, 0x000C, 0x0069, 0x0345, 0x0002,
2576 0x0028, 0x0002, 0x0001, 0x000E, 0x000C, 0x0015, 0x0007, 0x001B,
2577 0x006B, 0x006A, 0x0344, 0x0347, 0x0346, 0x01A1, 0x01A0, 0x000B,
2578 0x001A, 0x0012, 0x0000, 0x003C, 0x0008, 0x001B, 0x0013, 0x0001,
2580 0x0004, 0x0004, 0x003F, 0x0014, 0x0056, 0x015C, 0x15D5, 0x003C,
2581 0x002A, 0x0000, 0x0001, 0x000E, 0x000D, 0x000C, 0x00AF, 0x02BB,
2582 0x15D4, 0x15D7, 0x15D6, 0x15D1, 0x15D0, 0x15D3, 0x15D2, 0x000B,
2583 0x0019, 0x000D, 0x003E, 0x0031, 0x0007, 0x0005, 0x003D, 0x0030,
2585 0x0005, 0x0008, 0x001A, 0x0000, 0x0036, 0x0011, 0x0106, 0x000A,
2586 0x006E, 0x0002, 0x0003, 0x0003, 0x0002, 0x006F, 0x0021, 0x020F,
2587 0x020E, 0x0101, 0x0100, 0x0103, 0x0102, 0x0105, 0x0104, 0x000C,
2588 0x001E, 0x0003, 0x003E, 0x003F, 0x0009, 0x000E, 0x000B, 0x0009,
2590 0x0002, 0x000E, 0x001E, 0x000C, 0x001F, 0x006E, 0x00AD, 0x00AF,
2591 0x0014, 0x0004, 0x0003, 0x001A, 0x0017, 0x002A, 0x0576, 0x0AEF,
2592 0x0AEE, 0x0571, 0x0570, 0x0573, 0x0572, 0x0575, 0x0574, 0x0003,
2593 0x0016, 0x0004, 0x0036, 0x000B, 0x000A, 0x0000, 0x006F, 0x00AC,
2595 0x0004, 0x0005, 0x0003, 0x0001, 0x0004, 0x002F, 0x0526, 0x1495,
2596 0x00A6, 0x0007, 0x0006, 0x002D, 0x002C, 0x1494, 0x1497, 0x1496,
2597 0x1491, 0x1490, 0x1493, 0x1492, 0x293D, 0x293C, 0x293F, 0x0000,
2598 0x0028, 0x00A5, 0x0148, 0x00A7, 0x002E, 0x0015, 0x0A4E, 0x293E,
2600 0x0004, 0x0005, 0x0003, 0x0001, 0x0004, 0x002F, 0x0526, 0x1495,
2601 0x00A6, 0x0007, 0x0006, 0x002D, 0x002C, 0x1494, 0x1497, 0x1496,
2602 0x1491, 0x1490, 0x1493, 0x1492, 0x293D, 0x293C, 0x293F, 0x0000,
2603 0x0028, 0x00A5, 0x0148, 0x00A7, 0x002E, 0x0015, 0x0A4E, 0x293E,
2605 0x0004, 0x0005, 0x0003, 0x0001, 0x0004, 0x002F, 0x0526, 0x1495,
2606 0x00A6, 0x0007, 0x0006, 0x002D, 0x002C, 0x1494, 0x1497, 0x1496,
2607 0x1491, 0x1490, 0x1493, 0x1492, 0x293D, 0x293C, 0x293F, 0x0000,
2608 0x0028, 0x00A5, 0x0148, 0x00A7, 0x002E, 0x0015, 0x0A4E, 0x293E,
2610 0x0003, 0x0011, 0x0020, 0x0074, 0x010D, 0x0863, 0x0860, 0x000A,
2611 0x0075, 0x0001, 0x0000, 0x000B, 0x000A, 0x0018, 0x0038, 0x0042,
2612 0x010F, 0x010E, 0x0219, 0x10C3, 0x10C2, 0x10C5, 0x10C4, 0x000F,
2613 0x0004, 0x0019, 0x000B, 0x0039, 0x0009, 0x001B, 0x001A, 0x003B,
2615 0x0005, 0x0001, 0x003E, 0x0001, 0x00E2, 0x1C6F, 0x38D9, 0x0039,
2616 0x001F, 0x0002, 0x0001, 0x0009, 0x0008, 0x0000, 0x0070, 0x01C7,
2617 0x038C, 0x071A, 0x38D8, 0x38DB, 0x38DA, 0x38DD, 0x38DC, 0x000D,
2618 0x001D, 0x000E, 0x003F, 0x003C, 0x000C, 0x0006, 0x003D, 0x001E,
2620 0x0006, 0x000B, 0x0011, 0x001E, 0x0074, 0x03AA, 0x1D5C, 0x0001,
2621 0x0021, 0x0001, 0x0002, 0x0007, 0x0006, 0x003E, 0x00EB, 0x01D4,
2622 0x0EAF, 0x3ABB, 0x3ABA, 0x1D59, 0x1D58, 0x1D5B, 0x1D5A, 0x000A,
2623 0x001C, 0x0001, 0x003F, 0x003B, 0x0001, 0x0009, 0x0020, 0x0000,
2625 0x0004, 0x000A, 0x0017, 0x0004, 0x0016, 0x016A, 0x16B1, 0x0017,
2626 0x005B, 0x0006, 0x0007, 0x0001, 0x0000, 0x000A, 0x02D7, 0x0B5A,
2627 0x16B0, 0x16B3, 0x16B2, 0x2D6D, 0x2D6C, 0x2D6F, 0x2D6E, 0x0006,
2628 0x000A, 0x0004, 0x002C, 0x0017, 0x0003, 0x0007, 0x0016, 0x00B4,
2630 0x0005, 0x000D, 0x0005, 0x0009, 0x0033, 0x0193, 0x192C, 0x0061,
2631 0x0031, 0x0000, 0x0007, 0x0010, 0x0011, 0x00C8, 0x192F, 0x325B,
2632 0x325A, 0x1929, 0x1928, 0x192B, 0x192A, 0x325D, 0x325C, 0x0018,
2633 0x001A, 0x001B, 0x0065, 0x0019, 0x0004, 0x0007, 0x0060, 0x0324,
2635 0x0006, 0x0000, 0x0002, 0x000F, 0x0039, 0x01D9, 0x1D82, 0x0761,
2636 0x03BE, 0x0001, 0x0002, 0x000F, 0x000E, 0x0762, 0x3B07, 0x3B06,
2637 0x3B1D, 0x3B1C, 0x3B1F, 0x3B1E, 0x3B19, 0x3B18, 0x3B1B, 0x0038,
2638 0x01DE, 0x00ED, 0x03BF, 0x00EE, 0x003A, 0x0006, 0x0EC0, 0x3B1A,
2640 0x0000, 0x0002, 0x000F, 0x0006, 0x001C, 0x01D0, 0x0E8C, 0x1D1B,
2641 0x1D1A, 0x0003, 0x0002, 0x00EA, 0x00E9, 0x0E89, 0x0E88, 0x0E8B,
2642 0x0E8A, 0x1D65, 0x1D64, 0x1D67, 0x1D66, 0x1D61, 0x1D60, 0x03AD,
2643 0x1D63, 0x1D62, 0x1D1D, 0x1D1C, 0x003B, 0x01D7, 0x1D1F, 0x1D1E,
2645 0x0002, 0x000F, 0x001C, 0x000C, 0x003B, 0x01AC, 0x1AD8, 0x35B3,
2646 0x35B2, 0x0001, 0x0000, 0x0069, 0x0068, 0x35BD, 0x35BC, 0x35BF,
2647 0x35BE, 0x35B9, 0x35B8, 0x35BB, 0x35BA, 0x35B5, 0x35B4, 0x01A9,
2648 0x01A8, 0x035A, 0x00D7, 0x00D5, 0x003A, 0x001B, 0x35B7, 0x35B6,
2652 const VP31_AC_CAT3_BITS: [[u8; 32]; 16] = [
2654 3, 5, 7, 7, 9, 12, 12, 5, 7, 3, 3, 4, 4, 4, 5, 7,
2655 7, 8, 10, 13, 13, 13, 13, 4, 5, 5, 6, 6, 4, 6, 5, 5,
2657 3, 5, 6, 6, 7, 10, 13, 5, 6, 3, 3, 4, 4, 5, 6, 8,
2658 10, 10, 13, 13, 13, 12, 12, 4, 5, 5, 5, 6, 4, 5, 5, 5,
2660 3, 4, 6, 5, 7, 9, 13, 6, 6, 3, 3, 4, 4, 5, 8, 10,
2661 13, 13, 13, 13, 13, 13, 13, 4, 5, 5, 6, 6, 4, 4, 6, 6,
2663 3, 4, 5, 4, 6, 8, 12, 7, 7, 3, 3, 4, 4, 7, 9, 13,
2664 13, 12, 12, 12, 12, 12, 12, 4, 5, 5, 6, 6, 4, 4, 7, 7,
2666 3, 4, 5, 4, 5, 7, 10, 10, 7, 3, 3, 5, 5, 8, 13, 14,
2667 14, 13, 13, 13, 13, 13, 13, 4, 5, 5, 6, 6, 4, 3, 7, 10,
2669 3, 4, 3, 3, 4, 6, 11, 13, 8, 3, 3, 6, 6, 13, 13, 13,
2670 13, 13, 13, 13, 14, 14, 14, 3, 6, 8, 9, 8, 6, 5, 12, 14,
2672 3, 4, 3, 3, 4, 6, 11, 13, 8, 3, 3, 6, 6, 13, 13, 13,
2673 13, 13, 13, 13, 14, 14, 14, 3, 6, 8, 9, 8, 6, 5, 12, 14,
2675 3, 4, 3, 3, 4, 6, 11, 13, 8, 3, 3, 6, 6, 13, 13, 13,
2676 13, 13, 13, 13, 14, 14, 14, 3, 6, 8, 9, 8, 6, 5, 12, 14,
2678 3, 5, 6, 7, 9, 12, 12, 5, 7, 3, 3, 4, 4, 5, 6, 7,
2679 9, 9, 10, 13, 13, 13, 13, 4, 4, 5, 5, 6, 4, 5, 5, 6,
2681 3, 4, 6, 5, 8, 13, 14, 6, 6, 3, 3, 4, 4, 5, 7, 9,
2682 10, 11, 14, 14, 14, 14, 14, 4, 5, 5, 6, 6, 4, 4, 6, 6,
2684 3, 4, 5, 5, 7, 10, 13, 6, 6, 3, 3, 4, 4, 6, 8, 9,
2685 12, 14, 14, 13, 13, 13, 13, 4, 5, 5, 6, 6, 4, 4, 6, 6,
2687 3, 4, 5, 4, 6, 9, 13, 7, 7, 3, 3, 4, 4, 6, 10, 12,
2688 13, 13, 13, 14, 14, 14, 14, 4, 5, 5, 6, 6, 4, 4, 7, 8,
2690 3, 4, 4, 4, 6, 9, 13, 8, 7, 2, 3, 5, 5, 8, 13, 14,
2691 14, 13, 13, 13, 13, 14, 14, 5, 6, 6, 7, 6, 4, 4, 8, 10,
2693 3, 3, 4, 4, 6, 9, 13, 11, 10, 2, 2, 6, 6, 11, 14, 14,
2694 14, 14, 14, 14, 14, 14, 14, 6, 9, 8, 10, 8, 6, 5, 12, 14,
2696 2, 3, 5, 4, 6, 10, 13, 14, 14, 2, 2, 9, 9, 13, 13, 13,
2697 13, 14, 14, 14, 14, 14, 14, 11, 14, 14, 14, 14, 7, 10, 14, 14,
2699 2, 4, 5, 4, 6, 9, 13, 14, 14, 2, 2, 7, 7, 14, 14, 14,
2700 14, 14, 14, 14, 14, 14, 14, 9, 9, 10, 8, 8, 6, 5, 14, 14,
2704 const VP31_DC_WEIGHTS: [[i16; 5]; 16] = [
2713 [ 29, -26, 29, 0, 32 ],
2716 [ 75, 0, 0, 53, 128 ],
2718 [ 75, 0, 0, 53, 128 ],
2721 [ 75, 0, 0, 53, 128 ],
2722 [ 0, 3, 10, 3, 16 ],
2723 [ 29, -26, 29, 0, 32 ],
2726 const VP30_DC_SCALES: [i16; 64] = [
2727 24, 20, 20, 20, 20, 20, 20, 20,
2728 19, 19, 19, 19, 18, 18, 18, 18,
2729 17, 17, 17, 17, 16, 16, 15, 15,
2730 14, 14, 13, 13, 12, 12, 11, 11,
2731 10, 10, 9, 9, 8, 8, 7, 7,
2732 6, 6, 6, 6, 5, 5, 5, 5,
2733 4, 4, 4, 4, 3, 3, 3, 3,
2734 2, 2, 2, 2, 1, 1, 1, 1
2737 const VP30_AC_SCALES: [i16; 64] = [
2738 3000, 2500, 2000, 1500, 1200, 1000, 900, 800,
2739 750, 700, 650, 630, 600, 550, 500, 450,
2740 410, 380, 350, 320, 290, 260, 240, 220,
2741 200, 180, 165, 150, 140, 130, 120, 115,
2742 110, 100, 95, 90, 85, 80, 75, 70,
2743 67, 65, 63, 61, 57, 55, 53, 50,
2744 49, 46, 44, 42, 39, 36, 33, 30,
2745 27, 24, 21, 19, 17, 15, 12, 10
2748 const VP30_DC_CODES: [[u16; 32]; 5] = [
2750 0x0005, 0x002D, 0x0004, 0x0009, 0x0088, 0x0225, 0x0224, 0x0005,
2751 0x0011, 0x0007, 0x0006, 0x0009, 0x000A, 0x0007, 0x0017, 0x000C,
2752 0x002C, 0x0005, 0x0008, 0x0003, 0x0012, 0x0010, 0x0113, 0x0003,
2753 0x0010, 0x0000, 0x0013, 0x001A, 0x0023, 0x0045, 0x0001, 0x001B
2755 0x000B, 0x0012, 0x0029, 0x0010, 0x000D, 0x00A2, 0x0020, 0x0009,
2756 0x0050, 0x0007, 0x0006, 0x0006, 0x0005, 0x0002, 0x0008, 0x0027,
2757 0x0005, 0x0022, 0x0023, 0x0057, 0x00A3, 0x0011, 0x0021, 0x0007,
2758 0x0000, 0x0009, 0x002A, 0x0003, 0x0007, 0x0026, 0x000C, 0x0056
2760 0x000D, 0x0018, 0x0009, 0x0017, 0x0033, 0x0056, 0x00F7, 0x00F1,
2761 0x007A, 0x0000, 0x0007, 0x0009, 0x0008, 0x0005, 0x000D, 0x002D,
2762 0x0010, 0x001D, 0x001C, 0x0057, 0x00CB, 0x00F6, 0x00F0, 0x0014,
2763 0x000C, 0x002C, 0x0011, 0x001F, 0x002A, 0x0064, 0x00CA, 0x0079
2765 0x000F, 0x001A, 0x0013, 0x001B, 0x003B, 0x0072, 0x01D3, 0x0707,
2766 0x0E0D, 0x0001, 0x0000, 0x000C, 0x000B, 0x0008, 0x0012, 0x002A,
2767 0x0073, 0x0028, 0x0075, 0x0056, 0x0052, 0x01C0, 0x0E0C, 0x0071,
2768 0x0057, 0x00E1, 0x00A6, 0x00E8, 0x00A7, 0x03A5, 0x03A4, 0x0382
2770 0x000F, 0x001B, 0x0014, 0x001D, 0x0010, 0x0073, 0x00E2, 0x023C,
2771 0x11C9, 0x0001, 0x0000, 0x000C, 0x000B, 0x0009, 0x0015, 0x0035,
2772 0x0072, 0x0034, 0x0022, 0x0070, 0x0046, 0x011D, 0x11C8, 0x01C7,
2773 0x01C6, 0x0238, 0x047E, 0x023E, 0x0473, 0x08E5, 0x023D, 0x047F
2776 const VP30_DC_BITS: [[u8; 32]; 5] = [
2778 4, 6, 6, 6, 8, 10, 10, 6, 7, 3, 3, 4, 4, 4, 5, 5,
2779 6, 5, 5, 5, 6, 7, 9, 4, 5, 5, 6, 6, 6, 7, 5, 6
2781 4, 5, 6, 5, 6, 8, 9, 7, 7, 3, 3, 4, 4, 4, 5, 6,
2782 6, 6, 6, 7, 8, 8, 9, 4, 4, 5, 6, 5, 5, 6, 6, 7
2784 4, 5, 5, 5, 6, 7, 9, 9, 8, 2, 3, 4, 4, 4, 5, 6,
2785 6, 6, 6, 7, 8, 9, 9, 5, 5, 6, 6, 6, 6, 7, 8, 8
2787 4, 5, 5, 5, 6, 7, 9, 11, 12, 2, 2, 4, 4, 4, 5, 6,
2788 7, 6, 7, 7, 7, 9, 12, 7, 7, 8, 8, 8, 8, 10, 10, 10
2790 4, 5, 5, 5, 5, 7, 8, 10, 13, 2, 2, 4, 4, 4, 5, 6,
2791 7, 6, 6, 7, 7, 9, 13, 9, 9, 10, 11, 10, 11, 12, 10, 11
2794 const VP30_AC_INTRA_CODES: [[u16; 32]; 5] = [
2796 0x0008, 0x0033, 0x0008, 0x004B, 0x0089, 0x0221, 0x0220, 0x001F,
2797 0x0045, 0x0000, 0x000E, 0x000B, 0x000A, 0x000D, 0x0006, 0x001E,
2798 0x000A, 0x0018, 0x0013, 0x0005, 0x0009, 0x0046, 0x0111, 0x0007,
2799 0x000B, 0x0032, 0x0010, 0x004A, 0x0024, 0x0047, 0x0003, 0x0009
2801 0x000E, 0x000E, 0x007B, 0x001E, 0x007E, 0x03EF, 0x07DD, 0x0018,
2802 0x00FA, 0x0002, 0x0000, 0x000A, 0x0008, 0x000B, 0x0003, 0x0012,
2803 0x0033, 0x000C, 0x003C, 0x001A, 0x007F, 0x01F6, 0x07DC, 0x000D,
2804 0x0013, 0x0004, 0x001B, 0x007A, 0x0032, 0x007C, 0x001F, 0x0005
2806 0x0000, 0x0018, 0x0034, 0x000C, 0x006A, 0x01F9, 0x07EA, 0x0016,
2807 0x0FD7, 0x0002, 0x0001, 0x000A, 0x0009, 0x0007, 0x001B, 0x003E,
2808 0x0020, 0x0021, 0x006B, 0x01FB, 0x03F4, 0x1FAD, 0x1FAC, 0x000E,
2809 0x0019, 0x0011, 0x002F, 0x007F, 0x002E, 0x01F8, 0x001E, 0x000D
2811 0x000E, 0x0016, 0x002E, 0x0003, 0x006E, 0x008B, 0x0113, 0x0018,
2812 0x0221, 0x0001, 0x0002, 0x000A, 0x0009, 0x0007, 0x001A, 0x0002,
2813 0x001B, 0x0023, 0x006F, 0x008A, 0x0111, 0x0441, 0x0440, 0x000F,
2814 0x0019, 0x0010, 0x0036, 0x001A, 0x002F, 0x0112, 0x0000, 0x000C
2816 0x000E, 0x000F, 0x001B, 0x0033, 0x005A, 0x00B6, 0x0008, 0x001A,
2817 0x004D, 0x0001, 0x0002, 0x000A, 0x0009, 0x0008, 0x001B, 0x0003,
2818 0x002C, 0x002E, 0x0005, 0x00B7, 0x0027, 0x0099, 0x0098, 0x000F,
2819 0x0018, 0x000E, 0x002F, 0x001A, 0x0032, 0x0012, 0x0000, 0x000C
2822 const VP30_AC_INTRA_BITS: [[u8; 32]; 5] = [
2824 4, 6, 6, 7, 9, 11, 11, 5, 8, 3, 4, 4, 4, 4, 4, 5,
2825 5, 5, 5, 5, 6, 8, 10, 4, 5, 6, 6, 7, 6, 8, 4, 5
2827 4, 5, 7, 6, 8, 11, 12, 5, 9, 3, 3, 4, 4, 4, 4, 5,
2828 6, 5, 6, 6, 8, 10, 12, 4, 5, 5, 6, 7, 6, 8, 5, 5
2830 3, 5, 6, 5, 7, 9, 11, 5, 12, 3, 3, 4, 4, 4, 5, 6,
2831 6, 6, 7, 9, 10, 13, 13, 4, 5, 5, 6, 7, 6, 9, 5, 5
2833 4, 5, 6, 5, 7, 8, 9, 5, 10, 3, 3, 4, 4, 4, 5, 5,
2834 6, 6, 7, 8, 9, 11, 11, 4, 5, 5, 6, 6, 6, 9, 4, 5
2836 4, 5, 6, 6, 7, 8, 7, 5, 10, 3, 3, 4, 4, 4, 5, 5,
2837 6, 6, 6, 8, 9, 11, 11, 4, 5, 5, 6, 6, 6, 8, 4, 5
2840 const VP30_AC_INTER_CODES: [[u16; 32]; 5] = [
2842 0x000D, 0x0038, 0x0061, 0x0060, 0x0393, 0x1C95, 0x1C94, 0x0014,
2843 0x0073, 0x0001, 0x0000, 0x000B, 0x0009, 0x001D, 0x000E, 0x0022,
2844 0x0046, 0x0047, 0x00E5, 0x01C8, 0x0724, 0x1C97, 0x1C96, 0x000F,
2845 0x0006, 0x0019, 0x000F, 0x0031, 0x0004, 0x0010, 0x0005, 0x0015
2847 0x0004, 0x001B, 0x0030, 0x0034, 0x00D5, 0x06B3, 0x3595, 0x0031,
2848 0x001A, 0x0002, 0x0001, 0x001F, 0x001E, 0x000C, 0x001B, 0x00D7,
2849 0x00D4, 0x01AD, 0x0358, 0x0D64, 0x3594, 0x3597, 0x3596, 0x0000,
2850 0x000A, 0x001D, 0x0017, 0x0039, 0x0007, 0x0019, 0x0016, 0x0038
2852 0x0005, 0x0009, 0x001A, 0x001E, 0x001F, 0x00E2, 0x038E, 0x0070,
2853 0x003B, 0x0001, 0x0000, 0x0019, 0x0018, 0x001E, 0x003A, 0x01C6,
2854 0x071E, 0x0E3E, 0x1C7E, 0x71FD, 0x71FC, 0x71FF, 0x71FE, 0x0002,
2855 0x0008, 0x001D, 0x001B, 0x0039, 0x001F, 0x000D, 0x000C, 0x001C
2857 0x0003, 0x000B, 0x001C, 0x000D, 0x0004, 0x000A, 0x0076, 0x00E8,
2858 0x01DC, 0x0001, 0x0000, 0x0033, 0x0032, 0x00E9, 0x03BB, 0x0774,
2859 0x1DD5, 0x3BAD, 0x3BAC, 0x3BAF, 0x3BAE, 0x3BA9, 0x3BA8, 0x0004,
2860 0x000A, 0x001F, 0x001E, 0x0030, 0x000B, 0x0075, 0x0031, 0x00EF
2862 0x0009, 0x001E, 0x000F, 0x000E, 0x000C, 0x0008, 0x0001, 0x00E3,
2863 0x00E2, 0x0002, 0x0000, 0x003A, 0x0039, 0x0070, 0x01DC, 0x0776,
2864 0x0775, 0x0EEF, 0x0EE8, 0x1DD3, 0x1DD2, 0x1DDD, 0x1DDC, 0x0005,
2865 0x001F, 0x001B, 0x0006, 0x006A, 0x0034, 0x0076, 0x006B, 0x00EF
2868 const VP30_AC_INTER_BITS: [[u8; 32]; 5] = [
2870 4, 6, 7, 7, 10, 13, 13, 5, 7, 3, 3, 4, 4, 5, 5, 6,
2871 7, 7, 8, 9, 11, 13, 13, 4, 4, 5, 5, 6, 4, 5, 4, 5
2873 3, 5, 6, 6, 8, 11, 14, 6, 6, 3, 3, 5, 5, 5, 6, 8,
2874 8, 9, 10, 12, 14, 14, 14, 3, 4, 5, 5, 6, 4, 5, 5, 6
2876 3, 4, 5, 5, 6, 8, 10, 7, 7, 3, 3, 5, 5, 6, 7, 9,
2877 11, 12, 13, 15, 15, 15, 15, 3, 4, 5, 5, 6, 5, 5, 5, 6
2879 3, 4, 5, 4, 4, 5, 7, 8, 9, 3, 3, 6, 6, 8, 10, 11,
2880 13, 14, 14, 14, 14, 14, 14, 3, 4, 5, 5, 6, 5, 7, 6, 8
2882 4, 5, 5, 4, 4, 4, 3, 9, 9, 3, 3, 7, 7, 8, 10, 12,
2883 12, 13, 13, 14, 14, 14, 14, 3, 5, 5, 4, 7, 6, 8, 7, 9
2886 const VP30_MBTYPE_CODES: [u8; 7] = [ 0x00, 0x08, 0x0A, 0x03, 0x0B, 0x13, 0x12 ];
2887 const VP30_MBTYPE_BITS: [u8; 7] = [ 1, 4, 4, 2, 4, 5, 5 ];
2888 const VP30_MBTYPE_SYMS: [VPMBType; 7] = [
2889 VPMBType::InterNoMV, VPMBType::Intra, VPMBType::InterMV, VPMBType::InterNearest,
2890 VPMBType::GoldenNoMV, VPMBType::GoldenMV, VPMBType::InterFourMV
2893 const VP40_DC_CODES: [[u32; 32]; 16] = [
2895 0x000C, 0x0070, 0x01CA, 0x01CB, 0x0391, 0x1C9B, 0x3935, 0x0071,
2896 0x3934, 0x000B, 0x000F, 0x0019, 0x0002, 0x0009, 0x0003, 0x001D,
2897 0x0018, 0x0007, 0x000D, 0x0002, 0x0000, 0x000A, 0x0008, 0x001A,
2898 0x0073, 0x006F, 0x0E4C, 0x0727, 0x0392, 0x0390, 0x0036, 0x006E
2900 0x0011, 0x007A, 0x0083, 0x0040, 0x0105, 0x0413, 0x0410, 0x007B,
2901 0x0822, 0x000E, 0x0002, 0x0002, 0x0006, 0x000A, 0x0007, 0x001F,
2902 0x0017, 0x0009, 0x000D, 0x0000, 0x000C, 0x0003, 0x003C, 0x002C,
2903 0x0021, 0x0169, 0x0412, 0x02D0, 0x02D1, 0x0823, 0x005B, 0x00B5
2905 0x0017, 0x0010, 0x00B6, 0x0022, 0x016A, 0x02D0, 0x0B48, 0x0077,
2906 0x1692, 0x0000, 0x0003, 0x0003, 0x0009, 0x000C, 0x0005, 0x0002,
2907 0x001C, 0x0008, 0x000D, 0x000F, 0x000A, 0x0009, 0x0023, 0x003A,
2908 0x002C, 0x016B, 0x05A5, 0x02D3, 0x02D1, 0x1693, 0x0076, 0x00B7
2910 0x001E, 0x0013, 0x00FB, 0x007C, 0x0046, 0x07D6, 0x0FA9, 0x0012,
2911 0x1F50, 0x0001, 0x0004, 0x0005, 0x000A, 0x000E, 0x0007, 0x0000,
2912 0x0017, 0x0006, 0x000D, 0x000C, 0x0001, 0x002C, 0x008F, 0x003F,
2913 0x002D, 0x01F4, 0x07D5, 0x008E, 0x07D7, 0x1F51, 0x0010, 0x0022
2915 0x0001, 0x002B, 0x0012, 0x0055, 0x0027, 0x03B0, 0x0762, 0x0077,
2916 0x0261, 0x0002, 0x0006, 0x0007, 0x000B, 0x000F, 0x0008, 0x0000,
2917 0x001C, 0x0003, 0x0009, 0x0006, 0x0014, 0x0054, 0x0131, 0x0005,
2918 0x003A, 0x01D9, 0x0099, 0x004D, 0x0763, 0x0260, 0x0008, 0x00ED
2920 0x0004, 0x0033, 0x0060, 0x0065, 0x00C2, 0x030D, 0x0619, 0x0064,
2921 0x1862, 0x0004, 0x0007, 0x000A, 0x000B, 0x000D, 0x0006, 0x0000,
2922 0x000F, 0x0003, 0x0005, 0x0002, 0x0002, 0x0077, 0x0C30, 0x0003,
2923 0x0031, 0x0187, 0x01D9, 0x00ED, 0x01D8, 0x1863, 0x001C, 0x003A
2925 0x0008, 0x000A, 0x006A, 0x0016, 0x001E, 0x034E, 0x069F, 0x0068,
2926 0x0D28, 0x0005, 0x0007, 0x0007, 0x000C, 0x0000, 0x0006, 0x001B,
2927 0x0012, 0x0002, 0x0004, 0x0013, 0x000E, 0x034B, 0x1A53, 0x0006,
2928 0x0017, 0x01A6, 0x069E, 0x01A4, 0x0695, 0x1A52, 0x006B, 0x001F
2930 0x000E, 0x000F, 0x0017, 0x0025, 0x009F, 0x0138, 0x024B, 0x0093,
2931 0x092A, 0x0005, 0x0000, 0x0008, 0x000D, 0x000F, 0x0006, 0x0004,
2932 0x000E, 0x0019, 0x0018, 0x000A, 0x009E, 0x0494, 0x1256, 0x0026,
2933 0x0016, 0x0124, 0x04E5, 0x0273, 0x04E4, 0x1257, 0x0048, 0x009D
2935 0x0004, 0x002C, 0x0050, 0x001E, 0x0071, 0x00E1, 0x00E0, 0x001D,
2936 0x0006, 0x0007, 0x0006, 0x0007, 0x0005, 0x0006, 0x0015, 0x0000,
2937 0x0029, 0x0002, 0x0006, 0x0001, 0x0023, 0x001F, 0x0039, 0x0009,
2938 0x0002, 0x0010, 0x0007, 0x002D, 0x002F, 0x002E, 0x0022, 0x0051
2940 0x0008, 0x002F, 0x0051, 0x0050, 0x02ED, 0x05D9, 0x05D8, 0x00BA,
2941 0x005C, 0x0007, 0x0006, 0x0009, 0x0006, 0x0007, 0x0016, 0x0005,
2942 0x002B, 0x0006, 0x000A, 0x0001, 0x000F, 0x001D, 0x0177, 0x0004,
2943 0x0001, 0x0004, 0x0001, 0x002A, 0x000B, 0x0029, 0x0000, 0x001C
2945 0x000A, 0x003C, 0x0074, 0x004E, 0x026D, 0x04D9, 0x04D8, 0x009A,
2946 0x004C, 0x0000, 0x0006, 0x0008, 0x0007, 0x0006, 0x0016, 0x0008,
2947 0x002E, 0x000A, 0x000B, 0x003D, 0x0024, 0x00EB, 0x0137, 0x001F,
2948 0x001C, 0x003B, 0x0012, 0x0025, 0x002F, 0x0013, 0x004F, 0x00EA
2950 0x000A, 0x000A, 0x0003, 0x0016, 0x0009, 0x0021, 0x0020, 0x00B3,
2951 0x0058, 0x0007, 0x0006, 0x0007, 0x0006, 0x0004, 0x0013, 0x0002,
2952 0x0025, 0x0000, 0x0003, 0x002D, 0x005D, 0x00B2, 0x0011, 0x0008,
2953 0x0002, 0x0006, 0x0017, 0x002F, 0x0007, 0x0024, 0x005C, 0x0005
2955 0x000B, 0x0013, 0x001F, 0x0031, 0x0021, 0x0295, 0x0528, 0x00A4,
2956 0x003C, 0x0000, 0x0007, 0x0006, 0x0005, 0x001B, 0x0012, 0x0032,
2957 0x001D, 0x002B, 0x0030, 0x001C, 0x003D, 0x014B, 0x0529, 0x0008,
2958 0x001A, 0x0033, 0x0011, 0x002A, 0x0009, 0x0028, 0x0053, 0x0020
2960 0x000E, 0x0015, 0x0029, 0x003F, 0x004D, 0x02F1, 0x05E0, 0x0092,
2961 0x0048, 0x0000, 0x0006, 0x0006, 0x0005, 0x0004, 0x000F, 0x002E,
2962 0x001D, 0x0028, 0x0027, 0x005F, 0x00BD, 0x0179, 0x05E1, 0x0008,
2963 0x001E, 0x002D, 0x001C, 0x002C, 0x003E, 0x0025, 0x004C, 0x0093
2965 0x000C, 0x0017, 0x0035, 0x0013, 0x0021, 0x00AD, 0x06F1, 0x01BD,
2966 0x00D9, 0x0000, 0x0007, 0x0007, 0x0006, 0x0004, 0x0011, 0x002A,
2967 0x006E, 0x0025, 0x0024, 0x0057, 0x00D8, 0x0379, 0x06F0, 0x0005,
2968 0x0016, 0x0029, 0x006D, 0x0028, 0x0034, 0x0020, 0x00DF, 0x00AC
2970 0x0000, 0x001A, 0x0006, 0x0019, 0x0030, 0x005A, 0x018A, 0x02DD,
2971 0x018B, 0x0001, 0x0007, 0x000A, 0x0009, 0x0002, 0x0010, 0x002E,
2972 0x006E, 0x002C, 0x000E, 0x005E, 0x00C4, 0x05B9, 0x05B8, 0x0011,
2973 0x0036, 0x005F, 0x001E, 0x0063, 0x006F, 0x001F, 0x00B6, 0x016F
2976 const VP40_DC_BITS: [[u8; 32]; 16] = [
2978 5, 7, 9, 9, 10, 13, 14, 7, 14, 4, 4, 5, 4, 4, 4, 5,
2979 5, 4, 4, 3, 3, 4, 4, 6, 7, 8, 12, 11, 10, 10, 7, 8
2981 5, 7, 8, 7, 9, 11, 11, 7, 12, 4, 3, 4, 4, 4, 4, 5,
2982 5, 4, 4, 3, 4, 4, 6, 6, 6, 9, 11, 10, 10, 12, 7, 8
2984 5, 6, 8, 7, 9, 10, 12, 7, 13, 3, 3, 4, 4, 4, 4, 4,
2985 5, 4, 4, 4, 4, 5, 7, 6, 6, 9, 11, 10, 10, 13, 7, 8
2987 5, 6, 8, 7, 8, 11, 12, 6, 13, 3, 3, 4, 4, 4, 4, 4,
2988 5, 4, 4, 4, 4, 6, 9, 6, 6, 9, 11, 9, 11, 13, 6, 7
2990 4, 6, 7, 7, 8, 10, 11, 7, 12, 3, 3, 4, 4, 4, 4, 4,
2991 5, 4, 4, 4, 5, 7, 11, 5, 6, 9, 10, 9, 11, 12, 6, 8
2993 4, 6, 7, 7, 8, 10, 11, 7, 13, 3, 3, 4, 4, 4, 4, 4,
2994 5, 4, 4, 4, 5, 8, 12, 5, 6, 9, 10, 9, 10, 13, 6, 7
2996 4, 5, 7, 6, 7, 10, 11, 7, 12, 3, 3, 4, 4, 3, 4, 5,
2997 5, 4, 4, 5, 6, 10, 13, 5, 6, 9, 11, 9, 11, 13, 7, 7
2999 4, 5, 6, 6, 8, 9, 10, 8, 12, 3, 2, 4, 4, 4, 4, 4,
3000 5, 5, 5, 5, 8, 11, 13, 6, 6, 9, 11, 10, 11, 13, 7, 8
3002 4, 6, 7, 7, 9, 10, 10, 7, 6, 3, 3, 4, 4, 4, 5, 5,
3003 6, 5, 5, 5, 6, 7, 8, 4, 4, 5, 6, 6, 6, 6, 6, 7
3005 4, 6, 7, 7, 10, 11, 11, 8, 7, 3, 3, 4, 4, 4, 5, 5,
3006 6, 5, 5, 5, 6, 7, 9, 4, 4, 5, 6, 6, 5, 6, 6, 7
3008 4, 6, 7, 7, 10, 11, 11, 8, 7, 2, 3, 4, 4, 4, 5, 5,
3009 6, 5, 5, 6, 6, 8, 9, 5, 5, 6, 6, 6, 6, 6, 7, 8
3011 4, 5, 6, 6, 8, 10, 10, 8, 7, 3, 3, 4, 4, 4, 5, 5,
3012 6, 5, 5, 6, 7, 8, 9, 4, 4, 5, 6, 6, 5, 6, 7, 7
3014 4, 5, 6, 6, 7, 10, 11, 8, 7, 2, 3, 4, 4, 5, 5, 6,
3015 6, 6, 6, 6, 7, 9, 11, 4, 5, 6, 6, 6, 5, 6, 7, 7
3017 4, 5, 6, 6, 7, 10, 11, 8, 7, 2, 3, 4, 4, 4, 5, 6,
3018 6, 6, 6, 7, 8, 9, 11, 4, 5, 6, 6, 6, 6, 6, 7, 8
3020 4, 5, 6, 5, 6, 8, 11, 9, 8, 2, 3, 4, 4, 4, 5, 6,
3021 7, 6, 6, 7, 8, 10, 11, 4, 5, 6, 7, 6, 6, 6, 8, 8
3023 3, 5, 5, 5, 6, 7, 9, 10, 9, 2, 3, 4, 4, 4, 5, 6,
3024 7, 6, 6, 7, 8, 11, 11, 5, 6, 7, 7, 7, 7, 7, 8, 9
3027 const VP40_AC_CAT0_CODES: [[u32; 32]; 16] = [
3029 0x0006, 0x001E, 0x01CC, 0x01CE, 0x0734, 0x1CD5, 0x1CD4, 0x0018,
3030 0x0E6B, 0x0000, 0x000F, 0x0006, 0x0007, 0x000D, 0x0008, 0x0002,
3031 0x0019, 0x0005, 0x000B, 0x000A, 0x001D, 0x0027, 0x01CF, 0x0004,
3032 0x0038, 0x000E, 0x004C, 0x001F, 0x004D, 0x039B, 0x0012, 0x0072
3034 0x0009, 0x004B, 0x0090, 0x0091, 0x0745, 0x1D11, 0x1D10, 0x0019,
3035 0x0E89, 0x0000, 0x000F, 0x0008, 0x0007, 0x000D, 0x000B, 0x0002,
3036 0x001C, 0x0003, 0x000A, 0x0005, 0x0018, 0x0010, 0x01D0, 0x0006,
3037 0x003B, 0x0011, 0x004A, 0x0049, 0x00E9, 0x03A3, 0x0013, 0x0075
3039 0x0019, 0x0074, 0x001D, 0x00EA, 0x0073, 0x01CA, 0x0396, 0x001C,
3040 0x00E4, 0x0002, 0x0001, 0x0007, 0x0008, 0x000D, 0x0009, 0x001F,
3041 0x0018, 0x0000, 0x0006, 0x001E, 0x003B, 0x00EB, 0x0397, 0x000A,
3042 0x0002, 0x002C, 0x005B, 0x005A, 0x000F, 0x0038, 0x0017, 0x0006
3044 0x001E, 0x006F, 0x00AE, 0x00AF, 0x0187, 0x061B, 0x0C35, 0x001A,
3045 0x030C, 0x0002, 0x0001, 0x0007, 0x0008, 0x000E, 0x0009, 0x001F,
3046 0x0014, 0x0000, 0x0001, 0x0019, 0x002A, 0x0060, 0x0C34, 0x000B,
3047 0x000D, 0x0036, 0x006E, 0x0056, 0x0031, 0x00C2, 0x0018, 0x0019
3049 0x0001, 0x002C, 0x0005, 0x0015, 0x0008, 0x0097, 0x012D, 0x0017,
3050 0x004A, 0x0003, 0x0002, 0x0009, 0x000A, 0x000E, 0x0008, 0x001F,
3051 0x0007, 0x001E, 0x001B, 0x0004, 0x005A, 0x0024, 0x012C, 0x000C,
3052 0x0006, 0x0000, 0x0003, 0x005B, 0x0014, 0x0013, 0x001A, 0x000B
3054 0x0004, 0x0000, 0x0017, 0x0063, 0x018B, 0x0310, 0x0C44, 0x0019,
3055 0x0623, 0x0004, 0x0003, 0x000A, 0x000B, 0x000D, 0x0003, 0x001C,
3056 0x0003, 0x000A, 0x0004, 0x0003, 0x018A, 0x188B, 0x188A, 0x000F,
3057 0x000B, 0x0002, 0x000A, 0x0002, 0x0016, 0x0189, 0x001D, 0x0030
3059 0x000D, 0x0003, 0x0077, 0x000D, 0x0082, 0x020D, 0x0830, 0x0019,
3060 0x0419, 0x0003, 0x0002, 0x000A, 0x0009, 0x000B, 0x0002, 0x0011,
3061 0x0039, 0x0002, 0x0021, 0x0040, 0x1063, 0x20C5, 0x20C4, 0x000F,
3062 0x0018, 0x0007, 0x0038, 0x000C, 0x0076, 0x0107, 0x0000, 0x003A
3064 0x000F, 0x001C, 0x0036, 0x0008, 0x0061, 0x0091, 0x0243, 0x0009,
3065 0x0120, 0x0005, 0x0003, 0x0008, 0x0005, 0x0001, 0x0013, 0x0031,
3066 0x0076, 0x0060, 0x0093, 0x0909, 0x0908, 0x090B, 0x090A, 0x0001,
3067 0x001A, 0x0019, 0x003A, 0x0025, 0x0077, 0x0092, 0x0000, 0x0037
3069 0x001F, 0x0079, 0x00F1, 0x00F0, 0x011B, 0x0469, 0x0468, 0x003B,
3070 0x0022, 0x0005, 0x0004, 0x0007, 0x0005, 0x0006, 0x001C, 0x0001,
3071 0x0035, 0x003D, 0x003A, 0x0010, 0x0047, 0x008C, 0x0235, 0x0001,
3072 0x0001, 0x0019, 0x0000, 0x0030, 0x0009, 0x0031, 0x001B, 0x0034
3074 0x0003, 0x001B, 0x00F3, 0x00FD, 0x03C9, 0x0F20, 0x1E42, 0x003D,
3075 0x00FC, 0x0006, 0x0004, 0x0002, 0x0000, 0x0001, 0x0017, 0x003E,
3076 0x001A, 0x0039, 0x002B, 0x0078, 0x01E5, 0x0791, 0x1E43, 0x0002,
3077 0x0007, 0x001D, 0x000C, 0x0038, 0x0014, 0x007F, 0x0016, 0x002A
3079 0x0007, 0x0039, 0x0051, 0x0078, 0x03CB, 0x0F29, 0x1E51, 0x003D,
3080 0x00F3, 0x0006, 0x0004, 0x0002, 0x0000, 0x0001, 0x0017, 0x003E,
3081 0x007F, 0x002B, 0x007E, 0x0050, 0x01E4, 0x0795, 0x1E50, 0x0002,
3082 0x0006, 0x001D, 0x0006, 0x0038, 0x0007, 0x0029, 0x0016, 0x002A
3084 0x0008, 0x003B, 0x001D, 0x0072, 0x01CC, 0x0734, 0x1CD5, 0x003A,
3085 0x001C, 0x0006, 0x0005, 0x0002, 0x0001, 0x0000, 0x0012, 0x003E,
3086 0x007F, 0x001E, 0x007E, 0x00E7, 0x039B, 0x0E6B, 0x1CD4, 0x0002,
3087 0x0006, 0x001E, 0x000E, 0x0038, 0x0006, 0x000F, 0x0013, 0x001F
3089 0x000D, 0x003F, 0x0073, 0x000C, 0x00E4, 0x072B, 0x0E54, 0x003A,
3090 0x001A, 0x0005, 0x0004, 0x0002, 0x0001, 0x0000, 0x0007, 0x0038,
3091 0x0076, 0x0077, 0x001B, 0x01CB, 0x0394, 0x1CAB, 0x1CAA, 0x0002,
3092 0x0006, 0x001E, 0x000E, 0x003E, 0x0019, 0x001F, 0x0018, 0x001E
3094 0x000E, 0x0007, 0x000C, 0x001C, 0x00BD, 0x02F3, 0x0BC9, 0x001F,
3095 0x00BF, 0x0006, 0x0004, 0x0002, 0x0001, 0x001E, 0x0001, 0x000D,
3096 0x003A, 0x003B, 0x00BE, 0x0178, 0x05E5, 0x1791, 0x1790, 0x0002,
3097 0x0006, 0x001F, 0x0016, 0x0000, 0x0015, 0x002E, 0x0014, 0x001E
3099 0x0000, 0x001B, 0x0031, 0x003A, 0x0060, 0x006F, 0x01B9, 0x000E,
3100 0x001A, 0x0005, 0x0003, 0x0002, 0x001F, 0x001A, 0x0039, 0x000C,
3101 0x00C3, 0x00C2, 0x0036, 0x00DD, 0x0370, 0x06E3, 0x06E2, 0x0002,
3102 0x0008, 0x001E, 0x0019, 0x003B, 0x0012, 0x000F, 0x0013, 0x0038
3104 0x0002, 0x0000, 0x0003, 0x001C, 0x0032, 0x001C, 0x0199, 0x0004,
3105 0x00CD, 0x0004, 0x0003, 0x001B, 0x001A, 0x003D, 0x0067, 0x003B,
3106 0x0198, 0x0075, 0x00E9, 0x03A1, 0x03A0, 0x03A3, 0x03A2, 0x0005,
3107 0x0002, 0x001F, 0x001D, 0x003C, 0x0018, 0x000F, 0x0006, 0x0005
3110 const VP40_AC_CAT0_BITS: [[u8; 32]; 16] = [
3112 5, 7, 9, 9, 11, 13, 13, 5, 12, 3, 4, 4, 4, 4, 4, 4,
3113 5, 4, 4, 4, 5, 6, 9, 4, 6, 6, 7, 7, 7, 10, 5, 7
3115 5, 7, 8, 8, 11, 13, 13, 5, 12, 3, 4, 4, 4, 4, 4, 4,
3116 5, 4, 4, 4, 5, 6, 9, 4, 6, 6, 7, 7, 8, 10, 5, 7
3118 5, 7, 8, 8, 10, 12, 13, 5, 11, 3, 3, 4, 4, 4, 4, 5,
3119 5, 4, 4, 5, 6, 8, 13, 4, 5, 6, 7, 7, 7, 9, 5, 6
3121 5, 7, 8, 8, 10, 12, 13, 5, 11, 3, 3, 4, 4, 4, 4, 5,
3122 5, 4, 4, 5, 6, 8, 13, 4, 5, 6, 7, 7, 7, 9, 5, 6
3124 4, 6, 7, 7, 8, 12, 13, 5, 11, 3, 3, 4, 4, 4, 4, 5,
3125 5, 5, 5, 5, 7, 10, 13, 4, 5, 5, 6, 7, 7, 9, 5, 6
3127 4, 5, 7, 7, 9, 10, 12, 5, 11, 3, 3, 4, 4, 4, 4, 5,
3128 5, 5, 5, 6, 9, 13, 13, 4, 5, 5, 6, 6, 7, 9, 5, 6
3130 4, 5, 7, 6, 8, 10, 12, 5, 11, 3, 3, 4, 4, 4, 4, 5,
3131 6, 5, 6, 7, 13, 14, 14, 4, 5, 5, 6, 6, 7, 9, 4, 6
3133 4, 5, 6, 5, 7, 8, 10, 5, 9, 3, 3, 4, 4, 4, 5, 6,
3134 7, 7, 8, 12, 12, 12, 12, 3, 5, 5, 6, 6, 7, 8, 4, 6
3136 5, 7, 8, 8, 10, 12, 12, 6, 7, 3, 3, 4, 4, 4, 5, 5,
3137 6, 6, 6, 6, 8, 9, 11, 3, 4, 5, 5, 6, 5, 6, 5, 6
3139 4, 6, 8, 8, 10, 12, 13, 6, 8, 3, 3, 4, 4, 4, 5, 6,
3140 6, 6, 6, 7, 9, 11, 13, 3, 4, 5, 5, 6, 5, 7, 5, 6
3142 4, 6, 7, 7, 10, 12, 13, 6, 8, 3, 3, 4, 4, 4, 5, 6,
3143 7, 6, 7, 7, 9, 11, 13, 3, 4, 5, 5, 6, 5, 6, 5, 6
3145 4, 6, 7, 7, 9, 11, 13, 6, 7, 3, 3, 4, 4, 4, 5, 6,
3146 7, 6, 7, 8, 10, 12, 13, 3, 4, 5, 5, 6, 5, 6, 5, 6
3148 4, 6, 7, 6, 8, 11, 12, 6, 7, 3, 3, 4, 4, 4, 5, 6,
3149 7, 7, 7, 9, 10, 13, 13, 3, 4, 5, 5, 6, 5, 6, 5, 6
3151 4, 5, 6, 6, 8, 10, 12, 6, 8, 3, 3, 4, 4, 5, 5, 6,
3152 7, 7, 8, 9, 11, 13, 13, 3, 4, 5, 5, 5, 5, 6, 5, 6
3154 3, 5, 6, 6, 7, 9, 11, 6, 7, 3, 3, 4, 5, 5, 6, 6,
3155 8, 8, 8, 10, 12, 13, 13, 3, 4, 5, 5, 6, 5, 6, 5, 6
3157 3, 4, 5, 5, 6, 7, 9, 6, 8, 3, 3, 5, 5, 6, 7, 8,
3158 9, 9, 10, 12, 12, 12, 12, 3, 4, 5, 5, 6, 5, 6, 5, 6
3161 const VP40_AC_CAT1_CODES: [[u32; 32]; 16] = [
3163 0x0004, 0x00F5, 0x0182, 0x060F, 0x1839, 0x1838, 0x183B, 0x0013,
3164 0x00C0, 0x0003, 0x0002, 0x000B, 0x000A, 0x000E, 0x0008, 0x0001,
3165 0x0012, 0x001F, 0x0000, 0x0006, 0x007B, 0x0306, 0x183A, 0x000D,
3166 0x0007, 0x0031, 0x000A, 0x0061, 0x003C, 0x00F4, 0x0019, 0x000B
3168 0x000A, 0x001A, 0x01D8, 0x03B3, 0x0ECA, 0x1D96, 0x3B2F, 0x0014,
3169 0x0036, 0x0004, 0x0003, 0x000C, 0x000B, 0x0000, 0x0004, 0x001C,
3170 0x0005, 0x0015, 0x0007, 0x0017, 0x0037, 0x0764, 0x3B2E, 0x000F,
3171 0x001A, 0x003A, 0x000C, 0x0077, 0x0004, 0x00ED, 0x001B, 0x0016
3173 0x001A, 0x002D, 0x0058, 0x01F4, 0x07D4, 0x1F55, 0x1F54, 0x0014,
3174 0x0059, 0x0004, 0x0003, 0x000B, 0x000C, 0x000E, 0x0004, 0x0015,
3175 0x0005, 0x0007, 0x0004, 0x007C, 0x03EB, 0x1F57, 0x1F56, 0x0000,
3176 0x001B, 0x003F, 0x000D, 0x000C, 0x000A, 0x00FB, 0x001E, 0x0017
3178 0x0000, 0x0075, 0x004A, 0x0097, 0x025B, 0x0969, 0x0968, 0x000B,
3179 0x00E8, 0x0005, 0x0004, 0x0007, 0x000C, 0x000D, 0x0001, 0x000A,
3180 0x0039, 0x003B, 0x0018, 0x00E9, 0x012C, 0x096B, 0x096A, 0x0001,
3181 0x001F, 0x0008, 0x0019, 0x0013, 0x000D, 0x0024, 0x001E, 0x0038
3183 0x0004, 0x0014, 0x006E, 0x0057, 0x0159, 0x0562, 0x0AC7, 0x000B,
3184 0x006F, 0x0006, 0x0005, 0x0008, 0x0009, 0x0007, 0x001E, 0x0002,
3185 0x0007, 0x0006, 0x002A, 0x00AD, 0x0AC6, 0x0561, 0x0560, 0x0001,
3186 0x001F, 0x000C, 0x0039, 0x001A, 0x0000, 0x0036, 0x001D, 0x0038
3188 0x0007, 0x001B, 0x000E, 0x000D, 0x03E1, 0x1F06, 0x3E0F, 0x0002,
3189 0x00F9, 0x0005, 0x0006, 0x0008, 0x0009, 0x0004, 0x000C, 0x001A,
3190 0x000F, 0x000C, 0x01F1, 0x07C0, 0x3E0E, 0x1F05, 0x1F04, 0x0001,
3191 0x0000, 0x001C, 0x003F, 0x003D, 0x0005, 0x007D, 0x001D, 0x003C
3193 0x000F, 0x000A, 0x0071, 0x0006, 0x01C2, 0x0702, 0x1C0E, 0x0002,
3194 0x000E, 0x0005, 0x0004, 0x0006, 0x0007, 0x001D, 0x0017, 0x000F,
3195 0x01C3, 0x01C1, 0x0380, 0x381F, 0x381E, 0x1C0D, 0x1C0C, 0x0001,
3196 0x0004, 0x0018, 0x0001, 0x0000, 0x000D, 0x0016, 0x0019, 0x0039
3198 0x0002, 0x001E, 0x003B, 0x000D, 0x0061, 0x01FA, 0x1FB5, 0x0031,
3199 0x00FC, 0x0004, 0x0005, 0x0001, 0x0007, 0x003A, 0x0060, 0x03F7,
3200 0x07EC, 0x1FB7, 0x3F6C, 0x7EDB, 0x7EDA, 0x3F69, 0x3F68, 0x0001,
3201 0x0000, 0x0019, 0x003E, 0x0039, 0x000D, 0x0038, 0x000C, 0x007F
3203 0x001E, 0x0070, 0x0127, 0x0126, 0x0492, 0x124D, 0x124C, 0x0001,
3204 0x007F, 0x0006, 0x0005, 0x0005, 0x0004, 0x0001, 0x0007, 0x0025,
3205 0x0071, 0x007E, 0x0048, 0x0125, 0x0248, 0x124F, 0x124E, 0x0003,
3206 0x0008, 0x001D, 0x0006, 0x003E, 0x0002, 0x0000, 0x0013, 0x0039
3208 0x0001, 0x0001, 0x00E7, 0x0091, 0x0240, 0x120D, 0x120C, 0x003C,
3209 0x0000, 0x0006, 0x0005, 0x0005, 0x0004, 0x001F, 0x0004, 0x0025,
3210 0x0072, 0x0049, 0x00E6, 0x0121, 0x0482, 0x120F, 0x120E, 0x0003,
3211 0x0008, 0x001D, 0x0005, 0x003D, 0x0003, 0x0001, 0x0013, 0x0038
3213 0x0004, 0x000F, 0x00F4, 0x005B, 0x02D3, 0x0B4A, 0x1697, 0x003C,
3214 0x000E, 0x0006, 0x0005, 0x0002, 0x0001, 0x001D, 0x0000, 0x007B,
3215 0x002C, 0x00F5, 0x00B5, 0x0168, 0x1696, 0x0B49, 0x0B48, 0x0003,
3216 0x0009, 0x001F, 0x000A, 0x0001, 0x0008, 0x0006, 0x001C, 0x0017
3218 0x0008, 0x0039, 0x001A, 0x0003, 0x00DB, 0x06D6, 0x0DAF, 0x003C,
3219 0x000C, 0x0006, 0x0005, 0x0002, 0x0001, 0x001D, 0x003D, 0x0000,
3220 0x0002, 0x0037, 0x006C, 0x01B4, 0x0DAE, 0x06D5, 0x06D4, 0x0002,
3221 0x0007, 0x001F, 0x0007, 0x0001, 0x0009, 0x000D, 0x000C, 0x0038
3223 0x000F, 0x0004, 0x002F, 0x002E, 0x0054, 0x0555, 0x0554, 0x0016,
3224 0x000E, 0x0006, 0x0005, 0x0001, 0x0000, 0x0009, 0x000B, 0x0014,
3225 0x0057, 0x0056, 0x00AB, 0x0557, 0x0556, 0x02A9, 0x02A8, 0x0003,
3226 0x0008, 0x0013, 0x000A, 0x0008, 0x000E, 0x0012, 0x0006, 0x000F
3228 0x0001, 0x000E, 0x0006, 0x0004, 0x00DA, 0x0DBE, 0x1B7E, 0x0007,
3229 0x001A, 0x0005, 0x0004, 0x001C, 0x001B, 0x003A, 0x0037, 0x006C,
3230 0x01B6, 0x036E, 0x0DBD, 0x36FF, 0x36FE, 0x1B79, 0x1B78, 0x0002,
3231 0x000C, 0x0000, 0x000F, 0x000C, 0x000F, 0x001A, 0x003B, 0x0005
3233 0x0005, 0x001E, 0x003A, 0x003E, 0x00FC, 0x0FD7, 0x3F55, 0x0077,
3234 0x0030, 0x0003, 0x0004, 0x001A, 0x0019, 0x007F, 0x01FB, 0x03F4,
3235 0x0FD6, 0x1FA9, 0x3F54, 0x3F57, 0x3F56, 0x3F51, 0x3F50, 0x0001,
3236 0x0004, 0x001C, 0x000B, 0x000A, 0x0000, 0x001B, 0x0031, 0x0076
3238 0x0005, 0x000C, 0x001B, 0x0008, 0x0038, 0x0015, 0x00A3, 0x00E6,
3239 0x0004, 0x0001, 0x0002, 0x0012, 0x0003, 0x000B, 0x0029, 0x00A0,
3240 0x0142, 0x0287, 0x0286, 0x0289, 0x0288, 0x028B, 0x028A, 0x000F,
3241 0x001D, 0x0013, 0x0001, 0x0000, 0x0003, 0x001A, 0x0072, 0x00E7
3244 const VP40_AC_CAT1_BITS: [[u8; 32]; 16] = [
3246 5, 8, 9, 11, 13, 13, 13, 5, 8, 3, 3, 4, 4, 4, 4, 4,
3247 5, 5, 4, 5, 7, 10, 13, 4, 5, 6, 6, 7, 6, 8, 5, 6
3249 5, 7, 9, 10, 12, 13, 14, 5, 8, 3, 3, 4, 4, 3, 4, 5,
3250 5, 5, 5, 6, 8, 11, 14, 4, 5, 6, 6, 7, 5, 8, 5, 6
3252 5, 7, 8, 9, 11, 13, 13, 5, 8, 3, 3, 4, 4, 4, 4, 5,
3253 5, 5, 5, 7, 10, 13, 13, 3, 5, 6, 6, 6, 5, 8, 5, 6
3255 4, 7, 8, 9, 11, 13, 13, 5, 8, 3, 3, 4, 4, 4, 4, 5,
3256 6, 6, 6, 8, 10, 13, 13, 3, 5, 5, 6, 6, 5, 7, 5, 6
3258 4, 6, 8, 8, 10, 12, 13, 5, 8, 3, 3, 4, 4, 4, 5, 5,
3259 6, 6, 7, 9, 13, 12, 12, 3, 5, 5, 6, 6, 4, 7, 5, 6
3261 4, 6, 7, 7, 10, 13, 14, 5, 8, 3, 3, 4, 4, 4, 5, 6,
3262 7, 7, 9, 11, 14, 13, 13, 3, 4, 5, 6, 6, 4, 7, 5, 6
3264 4, 5, 7, 6, 9, 11, 13, 5, 7, 3, 3, 4, 4, 5, 6, 7,
3265 9, 9, 10, 14, 14, 13, 13, 3, 4, 5, 5, 5, 4, 6, 5, 6
3267 3, 5, 6, 5, 7, 9, 13, 6, 8, 3, 3, 4, 4, 6, 7, 10,
3268 11, 13, 14, 15, 15, 14, 14, 3, 4, 5, 6, 6, 4, 6, 5, 7
3270 5, 7, 9, 9, 11, 13, 13, 5, 7, 3, 3, 4, 4, 4, 5, 6,
3271 7, 7, 7, 9, 10, 13, 13, 3, 4, 5, 5, 6, 4, 5, 5, 6
3273 4, 6, 8, 8, 10, 13, 13, 6, 6, 3, 3, 4, 4, 5, 5, 6,
3274 7, 7, 8, 9, 11, 13, 13, 3, 4, 5, 5, 6, 4, 5, 5, 6
3276 4, 6, 8, 8, 11, 13, 14, 6, 6, 3, 3, 4, 4, 5, 5, 7,
3277 7, 8, 9, 10, 14, 13, 13, 3, 4, 5, 5, 5, 4, 5, 5, 6
3279 4, 6, 7, 7, 10, 13, 14, 6, 6, 3, 3, 4, 4, 5, 6, 6,
3280 7, 8, 9, 11, 14, 13, 13, 3, 4, 5, 5, 5, 4, 5, 5, 6
3282 4, 5, 7, 7, 9, 13, 13, 6, 6, 3, 3, 4, 4, 5, 6, 7,
3283 9, 9, 10, 13, 13, 12, 12, 3, 4, 5, 5, 5, 4, 5, 5, 6
3285 3, 5, 6, 6, 9, 13, 14, 6, 6, 3, 3, 5, 5, 6, 7, 8,
3286 10, 11, 13, 15, 15, 14, 14, 3, 4, 4, 5, 5, 4, 5, 6, 6
3288 3, 5, 6, 6, 8, 12, 14, 7, 6, 3, 3, 5, 5, 7, 9, 10,
3289 12, 13, 14, 14, 14, 14, 14, 3, 4, 5, 5, 5, 3, 5, 6, 7
3291 3, 4, 5, 4, 6, 8, 11, 8, 6, 3, 3, 5, 5, 7, 9, 11,
3292 12, 13, 13, 13, 13, 13, 13, 4, 5, 5, 5, 5, 3, 5, 7, 8
3295 const VP40_AC_CAT2_CODES: [[u32; 32]; 16] = [
3297 0x0009, 0x0015, 0x0028, 0x0052, 0x029A, 0x0537, 0x0536, 0x000A,
3298 0x0054, 0x0004, 0x0003, 0x000C, 0x000B, 0x000D, 0x0003, 0x0014,
3299 0x003A, 0x0004, 0x0038, 0x0055, 0x00A7, 0x0299, 0x0298, 0x0000,
3300 0x001E, 0x0008, 0x002B, 0x000B, 0x000B, 0x003B, 0x001F, 0x0039
3302 0x001D, 0x002F, 0x0002, 0x0007, 0x0019, 0x0035, 0x0034, 0x0009,
3303 0x002E, 0x0006, 0x0005, 0x0009, 0x0008, 0x0007, 0x001F, 0x0008,
3304 0x0018, 0x0019, 0x0001, 0x0000, 0x0018, 0x0037, 0x0036, 0x0001,
3305 0x0001, 0x000A, 0x0039, 0x0016, 0x000D, 0x0001, 0x001E, 0x0038
3307 0x0001, 0x0071, 0x00E0, 0x01C3, 0x0708, 0x1C26, 0x384F, 0x0001,
3308 0x0031, 0x0006, 0x0005, 0x0009, 0x0008, 0x0005, 0x000F, 0x0039,
3309 0x0077, 0x0076, 0x0030, 0x0385, 0x384E, 0x1C25, 0x1C24, 0x0001,
3310 0x0004, 0x000D, 0x0000, 0x0019, 0x001F, 0x000E, 0x001E, 0x003A
3312 0x0006, 0x000C, 0x00D6, 0x007B, 0x01E8, 0x07A4, 0x0F4B, 0x0036,
3313 0x006A, 0x0007, 0x0005, 0x0008, 0x0009, 0x0001, 0x0007, 0x000D,
3314 0x003C, 0x00D7, 0x00F5, 0x07A7, 0x0F4A, 0x0F4D, 0x0F4C, 0x0002,
3315 0x0002, 0x000E, 0x0037, 0x0034, 0x0000, 0x0019, 0x0018, 0x001F
3317 0x000A, 0x0027, 0x00BF, 0x00BE, 0x0224, 0x225D, 0x225C, 0x0026,
3318 0x005E, 0x0007, 0x0006, 0x0006, 0x0007, 0x0016, 0x002E, 0x0045,
3319 0x0088, 0x0113, 0x044A, 0x225F, 0x225E, 0x112D, 0x112C, 0x0002,
3320 0x0002, 0x0012, 0x0003, 0x0002, 0x0003, 0x0000, 0x0010, 0x0023
3322 0x000F, 0x0006, 0x0075, 0x0074, 0x000A, 0x00BF, 0x00B9, 0x0022,
3323 0x0003, 0x0005, 0x0006, 0x0001, 0x0002, 0x0007, 0x0000, 0x0004,
3324 0x0016, 0x005E, 0x00B8, 0x00BB, 0x00BA, 0x017D, 0x017C, 0x0002,
3325 0x0006, 0x001C, 0x0010, 0x003B, 0x0009, 0x0007, 0x0001, 0x0023
3327 0x0001, 0x001C, 0x0036, 0x003B, 0x00EA, 0x075B, 0x1D65, 0x0019,
3328 0x0074, 0x0004, 0x0005, 0x0000, 0x0001, 0x0037, 0x01D7, 0x075A,
3329 0x1D64, 0x1D67, 0x1D66, 0x1D61, 0x1D60, 0x1D63, 0x1D62, 0x0002,
3330 0x001F, 0x001A, 0x000D, 0x003D, 0x000C, 0x0007, 0x003C, 0x0018
3332 0x0002, 0x0001, 0x0014, 0x0000, 0x002F, 0x00BB, 0x02E4, 0x007D,
3333 0x00BA, 0x0003, 0x0004, 0x0016, 0x001A, 0x00B8, 0x172E, 0x2E5F,
3334 0x2E5E, 0x1729, 0x1728, 0x172B, 0x172A, 0x172D, 0x172C, 0x0001,
3335 0x001E, 0x0015, 0x001B, 0x003F, 0x000C, 0x000E, 0x007C, 0x0173
3337 0x0003, 0x007B, 0x0058, 0x01EA, 0x1EB1, 0x1EB0, 0x1EB3, 0x0013,
3338 0x0012, 0x0005, 0x0006, 0x0002, 0x0001, 0x0013, 0x003C, 0x002D,
3339 0x00F4, 0x0059, 0x03D7, 0x0F5B, 0x1EB2, 0x1EB5, 0x1EB4, 0x0003,
3340 0x000E, 0x001F, 0x0012, 0x0008, 0x0008, 0x0000, 0x000A, 0x0017
3342 0x0008, 0x003C, 0x00F5, 0x00F4, 0x1EF7, 0x3DE9, 0x3DE8, 0x001C,
3343 0x000D, 0x0005, 0x0006, 0x0001, 0x0000, 0x0007, 0x000C, 0x00F6,
3344 0x01EE, 0x03DF, 0x07BC, 0x3DEB, 0x3DEA, 0x3DED, 0x3DEC, 0x0002,
3345 0x0009, 0x001F, 0x000F, 0x0005, 0x000E, 0x0006, 0x0004, 0x001D
3347 0x0009, 0x0039, 0x0019, 0x0018, 0x0706, 0x383D, 0x383C, 0x000D,
3348 0x000F, 0x0005, 0x0006, 0x0000, 0x001D, 0x0003, 0x0071, 0x00E1,
3349 0x01C0, 0x0382, 0x1C1D, 0x383F, 0x383E, 0x3839, 0x3838, 0x0002,
3350 0x0008, 0x0002, 0x000D, 0x000C, 0x000F, 0x0007, 0x0002, 0x000E
3352 0x0000, 0x0006, 0x0035, 0x0034, 0x0777, 0x1DD4, 0x3BAB, 0x000E,
3353 0x000F, 0x0005, 0x0004, 0x001C, 0x0019, 0x003A, 0x00EF, 0x01DC,
3354 0x0776, 0x0774, 0x3BAA, 0x3BAD, 0x3BAC, 0x3BAF, 0x3BAE, 0x0002,
3355 0x0007, 0x0002, 0x0018, 0x000C, 0x000F, 0x000D, 0x001B, 0x0076
3357 0x0002, 0x0011, 0x0006, 0x004F, 0x0130, 0x1319, 0x1318, 0x004E,
3358 0x0007, 0x0006, 0x0005, 0x0010, 0x000D, 0x0005, 0x0099, 0x0262,
3359 0x098E, 0x131B, 0x131A, 0x263D, 0x263C, 0x263F, 0x263E, 0x0001,
3360 0x0007, 0x0000, 0x0012, 0x000C, 0x000E, 0x000F, 0x0004, 0x004D
3362 0x0003, 0x0000, 0x0002, 0x0037, 0x01B7, 0x0DB5, 0x36DD, 0x006C,
3363 0x0016, 0x0005, 0x0004, 0x0003, 0x000A, 0x002E, 0x036C, 0x0DB4,
3364 0x36DC, 0x36DF, 0x36DE, 0x36D9, 0x36D8, 0x36DB, 0x36DA, 0x000E,
3365 0x0004, 0x001A, 0x0019, 0x0018, 0x000F, 0x0001, 0x002F, 0x00DA
3367 0x0006, 0x0006, 0x000F, 0x0000, 0x0075, 0x03B8, 0x1DCA, 0x0074,
3368 0x0076, 0x0004, 0x0005, 0x0003, 0x0002, 0x01DE, 0x0EE6, 0x3B97,
3369 0x3B96, 0x3B9D, 0x3B9C, 0x3B9F, 0x3B9E, 0x1DC9, 0x1DC8, 0x0005,
3370 0x001C, 0x0009, 0x000E, 0x0008, 0x000F, 0x0001, 0x01DF, 0x01DD
3372 0x0004, 0x000B, 0x001D, 0x000C, 0x0014, 0x00E0, 0x3875, 0x0386,
3373 0x01C2, 0x0000, 0x0001, 0x0071, 0x0072, 0x1C3F, 0x3874, 0x3877,
3374 0x3876, 0x3871, 0x3870, 0x3873, 0x3872, 0x3879, 0x3878, 0x003C,
3375 0x0073, 0x002A, 0x003D, 0x002B, 0x001F, 0x000D, 0x1C3E, 0x1C3D
3378 const VP40_AC_CAT2_BITS: [[u8; 32]; 16] = [
3380 5, 7, 8, 9, 12, 13, 13, 5, 7, 3, 3, 4, 4, 4, 4, 5,
3381 6, 5, 6, 7, 10, 12, 12, 3, 5, 5, 6, 6, 5, 6, 5, 6
3383 5, 7, 8, 9, 11, 12, 12, 5, 7, 3, 3, 4, 4, 4, 5, 5,
3384 6, 6, 6, 7, 11, 12, 12, 3, 4, 5, 6, 6, 5, 5, 5, 6
3386 4, 7, 8, 9, 11, 13, 14, 5, 7, 3, 3, 4, 4, 4, 5, 6,
3387 7, 7, 7, 10, 14, 13, 13, 3, 4, 5, 5, 6, 5, 5, 5, 6
3389 4, 6, 8, 8, 10, 12, 13, 6, 7, 3, 3, 4, 4, 4, 5, 6,
3390 7, 8, 9, 12, 13, 13, 13, 3, 4, 5, 6, 6, 4, 5, 5, 6
3392 4, 6, 8, 8, 10, 14, 14, 6, 7, 3, 3, 4, 4, 5, 6, 7,
3393 8, 9, 11, 14, 14, 13, 13, 3, 4, 5, 5, 5, 4, 4, 5, 6
3395 4, 5, 7, 7, 9, 13, 13, 6, 7, 3, 3, 4, 4, 5, 6, 8,
3396 10, 12, 13, 13, 13, 14, 14, 3, 4, 5, 5, 6, 4, 4, 5, 6
3398 3, 5, 6, 6, 8, 11, 13, 6, 7, 3, 3, 4, 4, 6, 9, 11,
3399 13, 13, 13, 13, 13, 13, 13, 3, 5, 5, 5, 6, 4, 4, 6, 6
3401 3, 4, 5, 4, 6, 8, 10, 7, 8, 3, 3, 5, 5, 8, 13, 14,
3402 14, 13, 13, 13, 13, 13, 13, 3, 5, 5, 5, 6, 4, 4, 7, 9
3404 4, 7, 8, 9, 13, 13, 13, 6, 6, 3, 3, 4, 4, 5, 6, 7,
3405 8, 8, 10, 12, 13, 13, 13, 3, 4, 5, 5, 5, 4, 4, 5, 6
3407 4, 6, 8, 8, 13, 14, 14, 6, 6, 3, 3, 4, 4, 5, 6, 8,
3408 9, 10, 11, 14, 14, 14, 14, 3, 4, 5, 5, 5, 4, 4, 5, 6
3410 4, 6, 7, 7, 11, 14, 14, 6, 6, 3, 3, 4, 5, 5, 7, 8,
3411 9, 10, 13, 14, 14, 14, 14, 3, 4, 4, 5, 5, 4, 4, 5, 6
3413 3, 5, 7, 7, 11, 13, 14, 6, 6, 3, 3, 5, 5, 6, 8, 9,
3414 11, 11, 14, 14, 14, 14, 14, 3, 4, 4, 5, 5, 4, 4, 6, 7
3416 3, 5, 6, 7, 9, 13, 13, 7, 6, 3, 3, 5, 5, 6, 8, 10,
3417 12, 13, 13, 14, 14, 14, 14, 3, 4, 4, 5, 5, 4, 4, 6, 7
3419 3, 4, 5, 6, 9, 12, 14, 7, 6, 3, 3, 5, 5, 7, 10, 12,
3420 14, 14, 14, 14, 14, 14, 14, 4, 4, 5, 5, 5, 4, 3, 7, 8
3422 3, 4, 5, 4, 7, 10, 13, 7, 7, 3, 3, 5, 5, 9, 12, 14,
3423 14, 14, 14, 14, 14, 13, 13, 4, 5, 5, 5, 5, 4, 3, 9, 9
3425 3, 4, 5, 4, 5, 8, 14, 10, 9, 2, 2, 7, 7, 13, 14, 14,
3426 14, 14, 14, 14, 14, 14, 14, 6, 7, 6, 6, 6, 5, 4, 13, 13
3429 const VP40_AC_CAT3_CODES: [[u32; 32]; 16] = [
3431 0x0007, 0x000F, 0x00BB, 0x00BA, 0x05CF, 0x173A, 0x2E77, 0x0029,
3432 0x0172, 0x0007, 0x0006, 0x0009, 0x0008, 0x0001, 0x0005, 0x000D,
3433 0x001D, 0x001C, 0x00B8, 0x02E6, 0x2E76, 0x1739, 0x1738, 0x0002,
3434 0x0006, 0x0016, 0x0004, 0x0028, 0x0015, 0x000C, 0x0000, 0x002F
3436 0x000B, 0x0002, 0x0054, 0x002F, 0x02AC, 0x156B, 0x1568, 0x0016,
3437 0x0154, 0x0007, 0x0006, 0x0004, 0x0003, 0x0013, 0x0028, 0x002E,
3438 0x0157, 0x0155, 0x055B, 0x2AD3, 0x2AD2, 0x2AD5, 0x2AD4, 0x0003,
3439 0x0008, 0x0000, 0x000A, 0x0003, 0x0002, 0x002B, 0x0012, 0x0029
3441 0x000F, 0x0007, 0x0001, 0x0000, 0x01C4, 0x0703, 0x0E02, 0x0011,
3442 0x00E1, 0x0005, 0x0006, 0x0002, 0x0001, 0x0009, 0x0010, 0x00E3,
3443 0x01C5, 0x01C1, 0x0702, 0x1C07, 0x1C06, 0x0E01, 0x0E00, 0x0004,
3444 0x0007, 0x001D, 0x000D, 0x0001, 0x0005, 0x0006, 0x000C, 0x0039
3446 0x0001, 0x001C, 0x0011, 0x0013, 0x0042, 0x0207, 0x0815, 0x0075,
3447 0x0041, 0x0005, 0x0006, 0x0000, 0x001F, 0x003B, 0x0074, 0x0043,
3448 0x0080, 0x0206, 0x0814, 0x0817, 0x0816, 0x0409, 0x0408, 0x0003,
3449 0x0009, 0x001E, 0x0011, 0x0003, 0x0005, 0x0010, 0x0002, 0x0012
3451 0x0001, 0x001F, 0x0027, 0x0001, 0x004B, 0x0123, 0x0915, 0x0000,
3452 0x0049, 0x0005, 0x0006, 0x001D, 0x001C, 0x0013, 0x004A, 0x0090,
3453 0x0914, 0x0917, 0x0916, 0x0911, 0x0910, 0x0913, 0x0912, 0x0003,
3454 0x0005, 0x0001, 0x0012, 0x0008, 0x0008, 0x001E, 0x0026, 0x0001
3456 0x0003, 0x0001, 0x003F, 0x000B, 0x004E, 0x0132, 0x099A, 0x004F,
3457 0x0098, 0x0006, 0x0005, 0x001D, 0x001C, 0x007C, 0x0267, 0x1331,
3458 0x1330, 0x1333, 0x1332, 0x266D, 0x266C, 0x266F, 0x266E, 0x0001,
3459 0x0004, 0x001E, 0x0012, 0x000A, 0x0008, 0x0000, 0x007D, 0x004D
3461 0x0002, 0x0007, 0x0015, 0x0003, 0x0004, 0x00A7, 0x0536, 0x0028,
3462 0x029A, 0x0006, 0x0004, 0x001C, 0x0017, 0x00A4, 0x29BE, 0x537F,
3463 0x537E, 0x29B9, 0x29B8, 0x29BB, 0x29BA, 0x29BD, 0x29BC, 0x000F,
3464 0x0000, 0x0005, 0x0016, 0x001D, 0x0006, 0x0001, 0x00A5, 0x014C
3466 0x0004, 0x0007, 0x001A, 0x000C, 0x0006, 0x0029, 0x01BD, 0x1BE3,
3467 0x1BE0, 0x0000, 0x0007, 0x006E, 0x01BC, 0x37C3, 0x37C2, 0x37CD,
3468 0x37CC, 0x37CF, 0x37CE, 0x37C9, 0x37C8, 0x37CB, 0x37CA, 0x0015,
3469 0x01BF, 0x037D, 0x0036, 0x0002, 0x000B, 0x0028, 0x37C5, 0x37C4
3471 0x0001, 0x0009, 0x0003, 0x0002, 0x011F, 0x08E9, 0x08E8, 0x002D,
3472 0x0022, 0x0006, 0x0007, 0x0010, 0x0011, 0x0017, 0x002C, 0x0046,
3473 0x011E, 0x011C, 0x0477, 0x08EB, 0x08EA, 0x08ED, 0x08EC, 0x0003,
3474 0x000B, 0x0001, 0x0014, 0x000A, 0x0009, 0x0015, 0x0000, 0x0010
3476 0x0001, 0x001D, 0x0022, 0x0013, 0x011E, 0x08FC, 0x23F5, 0x0023,
3477 0x0022, 0x0005, 0x0006, 0x0010, 0x000B, 0x0010, 0x008E, 0x023E,
3478 0x08FF, 0x11FD, 0x23F4, 0x23F7, 0x23F6, 0x23F9, 0x23F8, 0x0003,
3479 0x0009, 0x0000, 0x001C, 0x000A, 0x000F, 0x0001, 0x0012, 0x0046
3481 0x0003, 0x001F, 0x003C, 0x003D, 0x0086, 0x0877, 0x10E8, 0x0041,
3482 0x0040, 0x0005, 0x0006, 0x0007, 0x0006, 0x0004, 0x010F, 0x021C,
3483 0x0875, 0x21D3, 0x21D2, 0x21D9, 0x21D8, 0x21DB, 0x21DA, 0x0002,
3484 0x0009, 0x0000, 0x0011, 0x0003, 0x000E, 0x0002, 0x0005, 0x0042
3486 0x0004, 0x0001, 0x003D, 0x0009, 0x00F3, 0x0793, 0x1E45, 0x0000,
3487 0x0002, 0x0005, 0x0006, 0x0008, 0x0001, 0x0003, 0x01E5, 0x0792,
3488 0x1E44, 0x1E47, 0x1E46, 0x1E41, 0x1E40, 0x1E43, 0x1E42, 0x0001,
3489 0x0006, 0x001F, 0x000F, 0x000E, 0x000E, 0x0005, 0x0078, 0x0001
3491 0x0004, 0x0005, 0x000E, 0x0017, 0x003E, 0x00F0, 0x0F1E, 0x007A,
3492 0x007F, 0x0006, 0x0007, 0x0005, 0x0004, 0x007B, 0x01E2, 0x1E3F,
3493 0x1E3E, 0x0F19, 0x0F18, 0x0F1B, 0x0F1A, 0x0F1D, 0x0F1C, 0x0000,
3494 0x0003, 0x0016, 0x0009, 0x0008, 0x000A, 0x0006, 0x007E, 0x0079
3496 0x0005, 0x000C, 0x001A, 0x0004, 0x001A, 0x00DE, 0x0DF4, 0x00DD,
3497 0x006D, 0x0000, 0x0007, 0x0025, 0x0024, 0x00DC, 0x0DF7, 0x1BEB,
3498 0x1BEA, 0x0DF1, 0x0DF0, 0x0DF3, 0x0DF2, 0x1BED, 0x1BEC, 0x0008,
3499 0x0013, 0x000C, 0x0037, 0x0036, 0x0005, 0x0007, 0x006C, 0x01BF
3501 0x0005, 0x000D, 0x001F, 0x000C, 0x003B, 0x0040, 0x041A, 0x0104,
3502 0x0107, 0x0001, 0x0000, 0x0024, 0x0021, 0x020B, 0x106E, 0x20DF,
3503 0x20DE, 0x1055, 0x1054, 0x1057, 0x1056, 0x106D, 0x106C, 0x0011,
3504 0x003A, 0x0025, 0x0038, 0x0039, 0x0013, 0x001E, 0x020C, 0x0414
3506 0x0000, 0x0007, 0x000D, 0x0005, 0x0009, 0x0022, 0x0CD1, 0x0CD0,
3507 0x0CD3, 0x0003, 0x0002, 0x008D, 0x00CC, 0x066B, 0x0CD2, 0x19B5,
3508 0x19B4, 0x19B7, 0x19B6, 0x19B1, 0x19B0, 0x19B3, 0x19B2, 0x0047,
3509 0x008C, 0x0337, 0x0067, 0x0018, 0x0010, 0x0032, 0x0CD5, 0x0CD4
3512 const VP40_AC_CAT3_BITS: [[u8; 32]; 16] = [
3514 4, 6, 8, 8, 11, 13, 14, 6, 9, 3, 3, 4, 4, 4, 5, 6,
3515 7, 7, 8, 10, 14, 13, 13, 3, 4, 5, 5, 6, 5, 6, 4, 6
3517 4, 5, 7, 7, 10, 13, 13, 6, 9, 3, 3, 4, 4, 5, 6, 7,
3518 9, 9, 11, 14, 14, 14, 14, 3, 4, 4, 5, 5, 4, 6, 5, 6
3520 4, 5, 6, 6, 9, 11, 12, 6, 8, 3, 3, 4, 4, 5, 6, 8,
3521 9, 9, 11, 13, 13, 12, 12, 3, 4, 5, 5, 5, 4, 5, 5, 6
3523 3, 5, 6, 6, 8, 11, 13, 7, 8, 3, 3, 4, 5, 6, 7, 8,
3524 9, 11, 13, 13, 13, 12, 12, 3, 4, 5, 5, 5, 4, 5, 5, 6
3526 3, 5, 6, 5, 8, 10, 13, 6, 8, 3, 3, 5, 5, 6, 8, 9,
3527 13, 13, 13, 13, 13, 13, 13, 3, 4, 4, 5, 5, 4, 5, 6, 6
3529 3, 4, 6, 5, 7, 9, 12, 7, 8, 3, 3, 5, 5, 7, 10, 13,
3530 13, 13, 13, 14, 14, 14, 14, 3, 4, 5, 5, 5, 4, 4, 7, 7
3532 3, 4, 5, 4, 5, 8, 11, 6, 10, 3, 3, 5, 5, 8, 14, 15,
3533 15, 14, 14, 14, 14, 14, 14, 4, 4, 5, 5, 5, 4, 4, 8, 9
3535 3, 4, 5, 4, 4, 6, 9, 13, 13, 2, 3, 7, 9, 14, 14, 14,
3536 14, 14, 14, 14, 14, 14, 14, 5, 9, 10, 6, 3, 4, 6, 14, 14
3538 3, 5, 6, 6, 10, 13, 13, 7, 7, 3, 3, 5, 5, 6, 7, 8,
3539 10, 10, 12, 13, 13, 13, 13, 3, 4, 4, 5, 5, 4, 5, 5, 6
3541 3, 5, 6, 6, 9, 12, 14, 7, 7, 3, 3, 5, 5, 6, 8, 10,
3542 12, 13, 14, 14, 14, 14, 14, 3, 4, 4, 5, 5, 4, 4, 6, 7
3544 3, 5, 6, 6, 8, 12, 13, 7, 7, 3, 3, 5, 5, 6, 9, 10,
3545 12, 14, 14, 14, 14, 14, 14, 3, 4, 4, 5, 5, 4, 4, 6, 7
3547 3, 4, 6, 5, 8, 11, 13, 7, 7, 3, 3, 5, 5, 7, 9, 11,
3548 13, 13, 13, 13, 13, 13, 13, 3, 4, 5, 5, 5, 4, 4, 7, 7
3550 3, 4, 5, 5, 7, 9, 13, 8, 8, 3, 3, 5, 5, 8, 10, 14,
3551 14, 13, 13, 13, 13, 13, 13, 3, 4, 5, 5, 5, 4, 4, 8, 8
3553 3, 4, 5, 4, 6, 9, 13, 9, 8, 2, 3, 6, 6, 9, 13, 14,
3554 14, 13, 13, 13, 13, 14, 14, 4, 5, 5, 6, 6, 4, 4, 8, 10
3556 3, 4, 5, 4, 6, 7, 11, 9, 9, 2, 2, 6, 6, 10, 13, 14,
3557 14, 13, 13, 13, 13, 13, 13, 5, 6, 6, 6, 6, 5, 5, 10, 11
3559 2, 4, 5, 4, 5, 7, 13, 13, 13, 2, 2, 9, 9, 12, 13, 14,
3560 14, 14, 14, 14, 14, 14, 14, 8, 9, 11, 8, 6, 6, 7, 13, 13
3564 const VP40_QMAT: &[i16; 64] = &[
3565 16, 17, 18, 20, 22, 24, 26, 28,
3566 17, 18, 20, 22, 24, 26, 28, 32,
3567 18, 20, 22, 24, 26, 28, 32, 36,
3568 20, 22, 24, 26, 28, 32, 36, 40,
3569 22, 24, 26, 28, 32, 36, 40, 44,
3570 24, 26, 28, 32, 36, 40, 44, 48,
3571 26, 28, 32, 36, 40, 44, 48, 52,
3572 28, 32, 36, 40, 44, 48, 52, 56
3574 const VP40_DC_Y_SCALES: [i16; 64] = [
3575 180, 180, 180, 180, 180, 180, 175, 170,
3576 165, 160, 157, 155, 152, 150, 147, 145,
3577 142, 140, 137, 135, 132, 130, 127, 125,
3578 122, 120, 117, 115, 112, 110, 107, 105,
3579 102, 100, 97, 95, 92, 90, 87, 85,
3580 82, 80, 77, 75, 72, 70, 67, 65,
3581 62, 60, 57, 55, 52, 50, 47, 45,
3582 42, 40, 37, 35, 32, 30, 27, 25
3584 const VP40_DC_C_SCALES: [i16; 64] = [
3585 150, 150, 150, 150, 150, 150, 150, 150,
3586 150, 150, 150, 150, 150, 150, 147, 145,
3587 142, 140, 137, 135, 132, 130, 127, 125,
3588 122, 120, 117, 115, 112, 110, 107, 105,
3589 102, 100, 97, 95, 92, 90, 87, 85,
3590 82, 80, 77, 75, 72, 70, 67, 65,
3591 62, 60, 57, 55, 52, 50, 47, 45,
3592 42, 40, 37, 35, 32, 30, 27, 25
3594 const VP40_AC_SCALES: [i16; 64] = [
3595 500, 475, 450, 430, 410, 390, 370, 350,
3596 330, 315, 300, 285, 270, 260, 250, 240,
3597 230, 220, 210, 200, 190, 185, 180, 170,
3598 160, 150, 143, 135, 128, 120, 113, 106,
3599 100, 94, 90, 85, 80, 75, 70, 66,
3600 62, 57, 52, 49, 45, 41, 38, 35,
3601 33, 30, 27, 24, 22, 20, 18, 16,
3602 14, 12, 10, 9, 7, 6, 4, 1
3605 const VP40_MBPAT_CODES: [[u8; 14]; 2] = [
3606 [ 0b000, 0b1111, 0b1001, 0b010, 0b1101, 0b01110, 0b1011, 0b001, 0b01111, 0b1000, 0b0110, 0b1110, 0b1100, 0b1010 ],
3607 [ 0b0111, 0b1010, 0b1001, 0b1100, 0b1000, 0b01101, 0b000, 0b1110, 0b01100, 0b1101, 0b001, 0b1011, 0b1111, 0b010 ]
3609 const VP40_MBPAT_BITS: [[u8; 14]; 2] = [
3610 [ 3, 4, 4, 3, 4, 5, 4, 3, 5, 4, 4, 4, 4, 4 ],
3611 [ 4, 4, 4, 4, 4, 5, 3, 4, 5, 4, 3, 4, 4, 3 ]
3613 const VP40_BP_PREDICTOR: [u8; 15] = [ 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 1, 0, 1, 1 ];
3614 const VP40_MV_X_CODES: [[u32; 63]; 7] = [
3616 0x06A, 0x11A, 0x18E, 0x237, 0x04A, 0x236, 0x07A, 0x0D6,
3617 0x07E, 0x1FD, 0x08C, 0x0D7, 0x087, 0x183, 0x03C, 0x061,
3618 0x047, 0x069, 0x040, 0x048, 0x049, 0x086, 0x013, 0x0D2,
3619 0x01C, 0x042, 0x025, 0x01B, 0x013, 0x005, 0x000, 0x007,
3620 0x005, 0x01B, 0x019, 0x019, 0x008, 0x045, 0x01D, 0x0C6,
3621 0x068, 0x090, 0x041, 0x04B, 0x031, 0x18F, 0x062, 0x03E,
3622 0x044, 0x068, 0x030, 0x182, 0x0C0, 0x1A7, 0x091, 0x092,
3623 0x07B, 0x0FF, 0x1A6, 0x1FC, 0x06A, 0x093, 0x06B
3625 0x039, 0x259, 0x01B, 0x1D1, 0x137, 0x1D0, 0x01A, 0x1B5,
3626 0x01D, 0x4BC, 0x06C, 0x038, 0x071, 0x02D, 0x07D, 0x075,
3627 0x019, 0x0E9, 0x037, 0x015, 0x01E, 0x0DB, 0x04C, 0x070,
3628 0x00D, 0x00C, 0x027, 0x004, 0x002, 0x000, 0x005, 0x007,
3629 0x006, 0x002, 0x008, 0x024, 0x00C, 0x03B, 0x01E, 0x09A,
3630 0x00E, 0x069, 0x04A, 0x12D, 0x035, 0x0F9, 0x018, 0x07F,
3631 0x00F, 0x0F8, 0x07E, 0x25F, 0x068, 0x02C, 0x014, 0x258,
3632 0x136, 0x4BD, 0x12E, 0x1B4, 0x017, 0x039, 0x01F
3634 0x029, 0x3CB, 0x1F5, 0x263, 0x1F4, 0x3DA, 0x050, 0x260,
3635 0x1EC, 0x3D3, 0x109, 0x3D2, 0x051, 0x792, 0x0F3, 0x09A,
3636 0x0F7, 0x132, 0x0C1, 0x1E8, 0x02A, 0x085, 0x061, 0x1F7,
3637 0x078, 0x0C7, 0x023, 0x07C, 0x012, 0x00B, 0x00E, 0x00D,
3638 0x000, 0x005, 0x003, 0x004, 0x019, 0x020, 0x03F, 0x043,
3639 0x062, 0x09F, 0x04E, 0x181, 0x02B, 0x137, 0x0F5, 0x089,
3640 0x0C6, 0x262, 0x088, 0x3C8, 0x1F6, 0x3CA, 0x09E, 0x261,
3641 0x136, 0x108, 0x133, 0x793, 0x180, 0x3DB, 0x045
3643 0x001, 0x1C7, 0x067, 0x0B5, 0x066, 0x139, 0x099, 0x0B4,
3644 0x0C3, 0x130, 0x000, 0x131, 0x09E, 0x0B7, 0x02C, 0x001,
3645 0x028, 0x138, 0x04B, 0x031, 0x060, 0x091, 0x003, 0x09D,
3646 0x017, 0x04D, 0x031, 0x070, 0x007, 0x03A, 0x007, 0x002,
3647 0x00B, 0x001, 0x00F, 0x008, 0x00D, 0x004, 0x00A, 0x00D,
3648 0x019, 0x002, 0x03B, 0x04A, 0x015, 0x0C2, 0x018, 0x032,
3649 0x072, 0x1C6, 0x029, 0x1C5, 0x049, 0x121, 0x01B, 0x030,
3650 0x01A, 0x1C4, 0x09F, 0x0B6, 0x019, 0x120, 0x073
3652 0x023, 0x1C8, 0x043, 0x110, 0x00C, 0x153, 0x022, 0x111,
3653 0x00F, 0x042, 0x023, 0x1C9, 0x02A, 0x01B, 0x073, 0x045,
3654 0x06E, 0x089, 0x06C, 0x01A, 0x06F, 0x0B6, 0x00B, 0x0E5,
3655 0x025, 0x020, 0x029, 0x04D, 0x002, 0x014, 0x01A, 0x017,
3656 0x01E, 0x027, 0x018, 0x028, 0x01F, 0x000, 0x006, 0x010,
3657 0x007, 0x00B, 0x003, 0x004, 0x01D, 0x02C, 0x019, 0x02B,
3658 0x009, 0x055, 0x038, 0x00E, 0x024, 0x0A8, 0x00A, 0x099,
3659 0x05A, 0x098, 0x06D, 0x152, 0x02B, 0x0B7, 0x001
3661 0x03D, 0x0B1, 0x0DD, 0x1F6, 0x0C5, 0x188, 0x037, 0x03F,
3662 0x01E, 0x189, 0x00F, 0x03E, 0x06A, 0x1F7, 0x061, 0x079,
3663 0x018, 0x0B0, 0x00E, 0x0B3, 0x00C, 0x0DF, 0x006, 0x0DC,
3664 0x019, 0x0DE, 0x027, 0x00E, 0x01A, 0x063, 0x00F, 0x00E,
3665 0x014, 0x07C, 0x036, 0x06B, 0x03F, 0x060, 0x008, 0x074,
3666 0x009, 0x078, 0x012, 0x00D, 0x015, 0x02D, 0x002, 0x01C,
3667 0x005, 0x03B, 0x000, 0x034, 0x019, 0x026, 0x010, 0x075,
3668 0x002, 0x036, 0x023, 0x0B2, 0x022, 0x0FA, 0x017
3670 0x015, 0x0DD, 0x03E, 0x16E, 0x04C, 0x012, 0x05D, 0x0B6,
3671 0x06F, 0x1F1, 0x069, 0x1F0, 0x01D, 0x16F, 0x002, 0x06B,
3672 0x00C, 0x0DC, 0x068, 0x09B, 0x07D, 0x09A, 0x00D, 0x013,
3673 0x008, 0x0F9, 0x02C, 0x012, 0x033, 0x04F, 0x00D, 0x005,
3674 0x012, 0x03F, 0x032, 0x013, 0x03B, 0x005, 0x02F, 0x05A,
3675 0x03F, 0x01C, 0x03A, 0x008, 0x036, 0x05C, 0x010, 0x000,
3676 0x00C, 0x04E, 0x003, 0x06A, 0x00E, 0x003, 0x014, 0x01E,
3677 0x01C, 0x00F, 0x018, 0x023, 0x01E, 0x022, 0x002
3680 const VP40_MV_X_BITS: [[u8; 63]; 7] = [
3682 7, 9, 9, 10, 8, 10, 8, 9, 8, 10, 8, 9, 8, 9, 7, 7,
3683 7, 8, 7, 8, 7, 8, 6, 8, 6, 7, 6, 6, 5, 4, 2, 3,
3684 3, 5, 5, 6, 5, 7, 6, 8, 7, 8, 7, 8, 7, 9, 7, 7,
3685 7, 8, 7, 9, 8, 9, 8, 9, 8, 9, 9, 10, 8, 9, 7
3687 7, 10, 8, 10, 9, 10, 8, 10, 8, 11, 8, 9, 8, 9, 8, 8,
3688 7, 9, 7, 8, 7, 9, 7, 8, 6, 7, 6, 6, 4, 4, 3, 3,
3689 3, 3, 4, 6, 5, 7, 6, 8, 6, 8, 7, 9, 7, 9, 7, 8,
3690 7, 9, 8, 10, 8, 9, 8, 10, 9, 11, 9, 10, 8, 9, 7
3692 7, 10, 9, 10, 9, 10, 8, 10, 9, 10, 9, 10, 8, 11, 8, 8,
3693 8, 9, 8, 9, 7, 8, 7, 9, 7, 8, 6, 7, 5, 5, 4, 4,
3694 2, 3, 3, 4, 5, 6, 6, 7, 7, 8, 7, 9, 7, 9, 8, 8,
3695 8, 10, 8, 10, 9, 10, 8, 10, 9, 9, 9, 11, 9, 10, 7
3697 6, 9, 8, 9, 8, 9, 8, 9, 8, 9, 7, 9, 8, 9, 7, 7,
3698 7, 9, 7, 8, 7, 8, 6, 8, 6, 7, 6, 7, 5, 6, 4, 4,
3699 4, 4, 4, 4, 4, 4, 4, 5, 5, 6, 6, 7, 6, 8, 6, 7,
3700 7, 9, 7, 9, 7, 9, 7, 8, 7, 9, 8, 9, 7, 9, 7
3702 6, 9, 8, 9, 7, 9, 7, 9, 7, 8, 7, 9, 7, 8, 7, 7,
3703 7, 8, 7, 8, 7, 8, 6, 8, 6, 7, 6, 7, 5, 6, 5, 5,
3704 5, 6, 5, 6, 5, 5, 4, 5, 4, 5, 4, 5, 5, 6, 5, 6,
3705 5, 7, 6, 7, 6, 8, 6, 8, 7, 8, 7, 9, 7, 8, 5
3707 6, 8, 8, 9, 8, 9, 7, 8, 7, 9, 7, 8, 7, 9, 7, 7,
3708 6, 8, 6, 8, 6, 8, 6, 8, 6, 8, 6, 7, 6, 7, 5, 5,
3709 5, 7, 6, 7, 6, 7, 5, 7, 5, 7, 5, 6, 5, 6, 4, 5,
3710 4, 6, 4, 6, 5, 6, 5, 7, 5, 7, 6, 8, 6, 8, 5
3712 5, 8, 7, 9, 7, 8, 7, 8, 7, 9, 7, 9, 7, 9, 6, 7,
3713 6, 8, 7, 8, 7, 8, 6, 8, 6, 8, 6, 7, 6, 7, 5, 5,
3714 5, 7, 6, 7, 6, 6, 6, 7, 6, 7, 6, 7, 6, 7, 5, 5,
3715 5, 7, 5, 7, 5, 6, 5, 6, 5, 6, 5, 6, 5, 6, 3
3718 const VP40_MV_Y_CODES: [[u32; 63]; 7] = [
3720 0x052, 0x14C, 0x1FA, 0x124, 0x082, 0x29E, 0x08E, 0x24B,
3721 0x09C, 0x3F7, 0x086, 0x114, 0x083, 0x3A5, 0x0FA, 0x04F,
3722 0x0FB, 0x13B, 0x0FC, 0x172, 0x044, 0x173, 0x051, 0x087,
3723 0x05F, 0x0BA, 0x026, 0x05E, 0x016, 0x015, 0x006, 0x001,
3724 0x000, 0x01C, 0x01E, 0x075, 0x03B, 0x0FF, 0x025, 0x0BB,
3725 0x07C, 0x08B, 0x048, 0x171, 0x042, 0x14E, 0x046, 0x0FE,
3726 0x040, 0x13A, 0x093, 0x115, 0x08F, 0x3F6, 0x170, 0x29F,
3727 0x1D1, 0x24A, 0x1D3, 0x3A4, 0x1D0, 0x14D, 0x050
3729 0x0DE, 0x223, 0x136, 0x7C5, 0x12F, 0x4A1, 0x3D7, 0x7AC,
3730 0x133, 0x7C4, 0x1B8, 0x222, 0x096, 0x251, 0x095, 0x1F0,
3731 0x0DA, 0x110, 0x09A, 0x360, 0x0DD, 0x12E, 0x048, 0x092,
3732 0x078, 0x098, 0x027, 0x045, 0x01A, 0x010, 0x005, 0x000,
3733 0x001, 0x00E, 0x00C, 0x023, 0x03F, 0x0F4, 0x07D, 0x089,
3734 0x07B, 0x1BE, 0x0F9, 0x3E3, 0x0F3, 0x127, 0x0DB, 0x1EA,
3735 0x0D9, 0x6E7, 0x1BF, 0x4A0, 0x1B1, 0x6E6, 0x137, 0x7AD,
3736 0x126, 0x6C2, 0x132, 0x6C3, 0x129, 0x372, 0x0F2
3738 0x016, 0x09C, 0x13C, 0x09E, 0x12B, 0x0BA, 0x181, 0x317,
3739 0x084, 0x04E, 0x026, 0x316, 0x180, 0x05C, 0x0C1, 0x02F,
3740 0x010, 0x045, 0x012, 0x189, 0x024, 0x13D, 0x066, 0x023,
3741 0x067, 0x0C6, 0x024, 0x04B, 0x011, 0x032, 0x00D, 0x000,
3742 0x007, 0x005, 0x003, 0x003, 0x005, 0x020, 0x008, 0x025,
3743 0x026, 0x04F, 0x061, 0x02B, 0x04E, 0x18A, 0x043, 0x09F,
3744 0x014, 0x254, 0x094, 0x310, 0x085, 0x311, 0x02A, 0x0BB,
3745 0x18F, 0x255, 0x09D, 0x09F, 0x18E, 0x044, 0x026
3747 0x061, 0x12A, 0x00D, 0x3BD, 0x089, 0x109, 0x18E, 0x210,
3748 0x1D3, 0x211, 0x088, 0x019, 0x085, 0x018, 0x0E8, 0x0CE,
3749 0x040, 0x119, 0x045, 0x1D2, 0x04B, 0x1DD, 0x062, 0x094,
3750 0x075, 0x00C, 0x027, 0x00D, 0x002, 0x026, 0x006, 0x01E,
3751 0x00D, 0x01F, 0x001, 0x00A, 0x002, 0x007, 0x00B, 0x000,
3752 0x01C, 0x076, 0x032, 0x007, 0x024, 0x0C0, 0x007, 0x041,
3753 0x002, 0x18F, 0x047, 0x1DC, 0x043, 0x12B, 0x0CF, 0x118,
3754 0x0C6, 0x3BC, 0x08D, 0x3BF, 0x0C1, 0x3BE, 0x066
3756 0x007, 0x14D, 0x0A0, 0x09E, 0x0CF, 0x39C, 0x0A1, 0x39D,
3757 0x0AB, 0x1C5, 0x026, 0x14C, 0x025, 0x19C, 0x03F, 0x0E1,
3758 0x066, 0x1CF, 0x03E, 0x1C4, 0x072, 0x04E, 0x006, 0x0AA,
3759 0x01C, 0x0E6, 0x032, 0x051, 0x03B, 0x005, 0x01F, 0x018,
3760 0x002, 0x03A, 0x000, 0x036, 0x005, 0x008, 0x008, 0x016,
3761 0x009, 0x00D, 0x003, 0x02F, 0x01E, 0x02E, 0x01A, 0x02B,
3762 0x00C, 0x024, 0x01E, 0x0E0, 0x004, 0x0A7, 0x054, 0x1C7,
3763 0x052, 0x19D, 0x03A, 0x09F, 0x03B, 0x1C6, 0x037
3765 0x02A, 0x039, 0x025, 0x115, 0x024, 0x1FA, 0x02F, 0x114,
3766 0x075, 0x038, 0x0FC, 0x036, 0x01E, 0x1FB, 0x07F, 0x068,
3767 0x016, 0x037, 0x01F, 0x05C, 0x013, 0x08B, 0x001, 0x0FB,
3768 0x021, 0x044, 0x02B, 0x06B, 0x03B, 0x00C, 0x01C, 0x019,
3769 0x001, 0x020, 0x016, 0x07C, 0x00C, 0x074, 0x00A, 0x01C,
3770 0x012, 0x069, 0x00F, 0x06A, 0x014, 0x011, 0x01E, 0x017,
3771 0x002, 0x031, 0x01B, 0x030, 0x00D, 0x000, 0x001, 0x01D,
3772 0x023, 0x01A, 0x01D, 0x05D, 0x010, 0x0FA, 0x013
3774 0x012, 0x026, 0x041, 0x022, 0x01A, 0x0A9, 0x04C, 0x1B2,
3775 0x05C, 0x0A8, 0x058, 0x1B3, 0x040, 0x079, 0x00C, 0x055,
3776 0x01F, 0x0D8, 0x076, 0x023, 0x05F, 0x078, 0x00B, 0x01B,
3777 0x02D, 0x010, 0x037, 0x06D, 0x032, 0x00A, 0x01A, 0x01E,
3778 0x01F, 0x02B, 0x00D, 0x077, 0x031, 0x05D, 0x038, 0x027,
3779 0x00C, 0x0E9, 0x033, 0x05E, 0x030, 0x04D, 0x00A, 0x021,
3780 0x007, 0x03D, 0x039, 0x0E8, 0x00B, 0x059, 0x014, 0x027,
3781 0x011, 0x075, 0x00E, 0x009, 0x008, 0x012, 0x000
3784 const VP40_MV_Y_BITS: [[u8; 63]; 7] = [
3786 7, 9, 9, 9, 8, 10, 8, 10, 8, 10, 8, 9, 8, 10, 8, 7,
3787 8, 9, 8, 9, 7, 9, 7, 8, 7, 8, 6, 7, 5, 5, 3, 2,
3788 2, 5, 5, 7, 6, 8, 6, 8, 7, 8, 7, 9, 7, 9, 7, 8,
3789 7, 9, 8, 9, 8, 10, 9, 10, 9, 10, 9, 10, 9, 9, 7
3791 8, 10, 9, 11, 9, 11, 10, 11, 9, 11, 9, 10, 8, 10, 8, 9,
3792 8, 9, 8, 10, 8, 9, 7, 8, 7, 8, 6, 7, 5, 5, 3, 2,
3793 2, 4, 4, 6, 6, 8, 7, 8, 7, 9, 8, 10, 8, 9, 8, 9,
3794 8, 11, 9, 11, 9, 11, 9, 11, 9, 11, 9, 11, 9, 10, 8
3796 7, 9, 9, 10, 9, 10, 9, 10, 8, 9, 8, 10, 9, 9, 8, 8,
3797 7, 9, 7, 9, 7, 9, 7, 8, 7, 8, 6, 7, 5, 6, 4, 3,
3798 3, 3, 3, 4, 4, 6, 5, 7, 6, 8, 7, 8, 7, 9, 7, 8,
3799 7, 10, 8, 10, 8, 10, 8, 10, 9, 10, 9, 10, 9, 9, 7
3801 7, 9, 8, 10, 8, 9, 9, 10, 9, 10, 8, 9, 8, 9, 8, 8,
3802 7, 9, 7, 9, 7, 9, 7, 8, 7, 7, 6, 7, 5, 6, 4, 5,
3803 4, 5, 3, 4, 3, 4, 4, 5, 5, 7, 6, 7, 6, 8, 6, 7,
3804 6, 9, 7, 9, 7, 9, 8, 9, 8, 10, 8, 10, 8, 10, 7
3806 6, 9, 8, 9, 8, 10, 8, 10, 8, 9, 7, 9, 7, 9, 7, 8,
3807 7, 9, 7, 9, 7, 8, 6, 8, 6, 8, 6, 7, 6, 6, 5, 5,
3808 4, 6, 4, 6, 4, 5, 4, 5, 4, 5, 4, 6, 5, 6, 5, 6,
3809 5, 7, 6, 8, 6, 8, 7, 9, 7, 9, 7, 9, 7, 9, 6
3811 6, 8, 7, 9, 7, 9, 7, 9, 7, 8, 8, 8, 7, 9, 7, 7,
3812 6, 8, 7, 8, 6, 8, 6, 8, 6, 7, 6, 7, 6, 6, 5, 5,
3813 4, 6, 5, 7, 5, 7, 5, 6, 5, 7, 5, 7, 5, 6, 5, 5,
3814 4, 6, 5, 6, 5, 6, 5, 7, 6, 7, 6, 8, 6, 8, 5
3816 5, 7, 7, 8, 7, 8, 7, 9, 7, 8, 7, 9, 7, 8, 6, 7,
3817 6, 8, 7, 8, 7, 8, 6, 7, 6, 7, 6, 7, 6, 6, 5, 5,
3818 5, 6, 5, 7, 6, 7, 6, 7, 5, 8, 6, 7, 6, 7, 5, 6,
3819 5, 7, 6, 8, 5, 7, 5, 6, 5, 7, 5, 6, 5, 6, 3
3823 const VP40_LOOP_STRENGTH: [i16; 64] = [
3824 30, 25, 20, 20, 15, 15, 14, 14,
3825 13, 13, 12, 12, 11, 11, 10, 10,
3826 9, 9, 8, 8, 7, 7, 7, 7,
3827 6, 6, 6, 6, 5, 5, 5, 5,
3828 4, 4, 4, 4, 3, 3, 3, 3,
3829 2, 2, 2, 2, 2, 2, 2, 2,
3830 2, 2, 2, 2, 2, 2, 2, 2,
3831 1, 1, 1, 1, 1, 1, 1, 1
3833 const VP40_MV_LUT_INDEX: [usize; 32] = [
3834 0, 1, 2, 2, 3, 3, 3, 3,
3835 4, 4, 4, 4, 4, 4, 4, 4,
3836 5, 5, 5, 5, 5, 5, 5, 5,
3837 6, 6, 6, 6, 6, 6, 6, 6