From 6543b6f8dcd96f91ded6e82f60c9ea3c3ddbe7e3 Mon Sep 17 00:00:00 2001 From: Kostya Shishkov Date: Thu, 23 May 2019 12:13:55 +0200 Subject: [PATCH] vp3: rename in preparation for VP30 decoding --- nihav-duck/src/codecs/vp3.rs | 342 ++++++++++++++++++----------------- 1 file changed, 173 insertions(+), 169 deletions(-) diff --git a/nihav-duck/src/codecs/vp3.rs b/nihav-duck/src/codecs/vp3.rs index 1d85a79..8bf4b6c 100644 --- a/nihav-duck/src/codecs/vp3.rs +++ b/nihav-duck/src/codecs/vp3.rs @@ -14,7 +14,11 @@ enum SBState { Uncoded, } -struct VP3Codes { +fn map_idx(idx: usize) -> u8 { + idx as u8 +} + +struct VP31Codes { dc_cb: [Codebook; 16], ac0_cb: [Codebook; 16], ac1_cb: [Codebook; 16], @@ -22,11 +26,7 @@ struct VP3Codes { ac3_cb: [Codebook; 16], } -fn map_idx(idx: usize) -> u8 { - idx as u8 -} - -impl VP3Codes { +impl VP31Codes { fn new() -> Self { let mut dc_cb: [Codebook; 16]; let mut ac0_cb: [Codebook; 16]; @@ -40,20 +40,20 @@ impl VP3Codes { ac2_cb = mem::uninitialized(); ac3_cb = mem::uninitialized(); for i in 0..16 { - let mut cr = TableCodebookDescReader::new(&VP3_DC_CODES[i], &VP3_DC_BITS[i], map_idx); + let mut cr = TableCodebookDescReader::new(&VP31_DC_CODES[i], &VP31_DC_BITS[i], map_idx); let cb = Codebook::new(&mut cr, CodebookMode::MSB).unwrap(); ptr::write(&mut dc_cb[i], cb); - let mut cr = TableCodebookDescReader::new(&VP3_AC_CAT0_CODES[i], &VP3_AC_CAT0_BITS[i], map_idx); + let mut cr = TableCodebookDescReader::new(&VP31_AC_CAT0_CODES[i], &VP31_AC_CAT0_BITS[i], map_idx); let cb = Codebook::new(&mut cr, CodebookMode::MSB).unwrap(); ptr::write(&mut ac0_cb[i], cb); - let mut cr = TableCodebookDescReader::new(&VP3_AC_CAT1_CODES[i], &VP3_AC_CAT1_BITS[i], map_idx); + let mut cr = TableCodebookDescReader::new(&VP31_AC_CAT1_CODES[i], &VP31_AC_CAT1_BITS[i], map_idx); let cb = Codebook::new(&mut cr, CodebookMode::MSB).unwrap(); ptr::write(&mut ac1_cb[i], cb); - let mut cr = TableCodebookDescReader::new(&VP3_AC_CAT2_CODES[i], &VP3_AC_CAT2_BITS[i], map_idx); + let mut cr = TableCodebookDescReader::new(&VP31_AC_CAT2_CODES[i], &VP31_AC_CAT2_BITS[i], map_idx); let cb = Codebook::new(&mut cr, CodebookMode::MSB).unwrap(); ptr::write(&mut ac2_cb[i], cb); - let mut cr = TableCodebookDescReader::new(&VP3_AC_CAT3_CODES[i], &VP3_AC_CAT3_BITS[i], map_idx); + let mut cr = TableCodebookDescReader::new(&VP31_AC_CAT3_CODES[i], &VP31_AC_CAT3_BITS[i], map_idx); let cb = Codebook::new(&mut cr, CodebookMode::MSB).unwrap(); ptr::write(&mut ac3_cb[i], cb); } @@ -87,19 +87,19 @@ impl Block { type ReadRunFunc = fn (&mut BitReader) -> DecoderResult; -const VP3_LONG_RUN_BASE: [usize; 7] = [ 1, 2, 4, 6, 10, 18, 34 ]; -const VP3_LONG_RUN_BITS: [u8; 7] = [ 0, 1, 1, 2, 3, 4, 12 ]; +const VP31_LONG_RUN_BASE: [usize; 7] = [ 1, 2, 4, 6, 10, 18, 34 ]; +const VP31_LONG_RUN_BITS: [u8; 7] = [ 0, 1, 1, 2, 3, 4, 12 ]; fn read_long_run(br: &mut BitReader) -> DecoderResult { let pfx = br.read_code(UintCodeType::LimitedUnary(6, 0))? as usize; if pfx == 0 { return Ok(1); } - Ok(VP3_LONG_RUN_BASE[pfx] + (br.read(VP3_LONG_RUN_BITS[pfx])? as usize)) + Ok(VP31_LONG_RUN_BASE[pfx] + (br.read(VP31_LONG_RUN_BITS[pfx])? as usize)) } -const VP3_SHORT_RUN_BASE: [usize; 6] = [ 1, 3, 5, 7, 11, 15 ]; -const VP3_SHORT_RUN_BITS: [u8; 6] = [ 1, 1, 1, 2, 2, 4 ]; +const VP31_SHORT_RUN_BASE: [usize; 6] = [ 1, 3, 5, 7, 11, 15 ]; +const VP31_SHORT_RUN_BITS: [u8; 6] = [ 1, 1, 1, 2, 2, 4 ]; fn read_short_run(br: &mut BitReader) -> DecoderResult { let pfx = br.read_code(UintCodeType::LimitedUnary(5, 0))? as usize; - Ok(VP3_SHORT_RUN_BASE[pfx] + (br.read(VP3_SHORT_RUN_BITS[pfx])? as usize)) + Ok(VP31_SHORT_RUN_BASE[pfx] + (br.read(VP31_SHORT_RUN_BITS[pfx])? as usize)) } struct BitRunDecoder { @@ -133,7 +133,7 @@ struct VP34Decoder { is_intra: bool, quant: usize, shuf: VPShuffler, - codes: VP3Codes, + codes: VP31Codes, loop_str: i16, blocks: Vec, @@ -214,6 +214,113 @@ fn rescale_qmat(dst_qmat: &mut [i16; 64], base_qmat: &[i16; 64], dc_quant: i16, dst_qmat[0] = (base_qmat[0] * dc_quant / 100).max(4) << 2; } +fn expand_token(blk: &mut Block, br: &mut BitReader, eob_run: &mut usize, coef_no: usize, token: u8) -> DecoderResult<()> { + match token { + // EOBs + 0 | 1 | 2 => { *eob_run = (token as usize) + 1; }, + 3 | 4 | 5 => { + let bits = token - 1; + *eob_run = (br.read(bits)? as usize) + (1 << bits); + }, + 6 => { *eob_run = br.read(12)? as usize; }, + // zero runs + 7 | 8 => { + let bits = if token == 7 { 3 } else { 6 }; + let run = (br.read(bits)? as usize) + 1; + blk.idx += run; + validate!(blk.idx <= 64); + }, + // single coefficients + 9 | 10 | 11 | 12 => { + let val = (i16::from(token) - 7) >> 1; + if (token & 1) == 1 { + blk.coeffs[ZIGZAG[blk.idx]] = val; + } else { + blk.coeffs[ZIGZAG[blk.idx]] = -val; + } + blk.idx += 1; + }, + 13 | 14 | 15 | 16 => { + let val = i16::from(token) - 10; + if !br.read_bool()? { + blk.coeffs[ZIGZAG[blk.idx]] = val; + } else { + blk.coeffs[ZIGZAG[blk.idx]] = -val; + } + blk.idx += 1; + }, + 17 | 18 | 19 | 20 | 21 | 22 => { + let add_bits = if token == 22 { 9 } else { token - 16 }; + let sign = br.read_bool()?; + let val = (br.read(add_bits)? as i16) + VP3_LITERAL_BASE[(token - 17) as usize]; + if !sign { + blk.coeffs[ZIGZAG[blk.idx]] = val; + } else { + blk.coeffs[ZIGZAG[blk.idx]] = -val; + } + blk.idx += 1; + } + // zero run plus coefficient + 23 | 24 | 25 | 26 | 27 => { + blk.idx += (token - 22) as usize; + validate!(blk.idx < 64); + if !br.read_bool()? { + blk.coeffs[ZIGZAG[blk.idx]] = 1; + } else { + blk.coeffs[ZIGZAG[blk.idx]] = -1; + } + blk.idx += 1; + }, + 28 | 29 => { + let run_bits = token - 26; + if token == 28 { + blk.idx += 6; + } else { + blk.idx += 10; + } + let sign = br.read_bool()?; + blk.idx += br.read(run_bits)? as usize; + validate!(blk.idx < 64); + if !sign { + blk.coeffs[ZIGZAG[blk.idx]] = 1; + } else { + blk.coeffs[ZIGZAG[blk.idx]] = -1; + } + blk.idx += 1; + }, + 30 => { + blk.idx += 1; + validate!(blk.idx < 64); + let sign = br.read_bool()?; + let val = (br.read(1)? as i16) + 2; + if !sign { + blk.coeffs[ZIGZAG[blk.idx]] = val; + } else { + blk.coeffs[ZIGZAG[blk.idx]] = -val; + } + blk.idx += 1; + }, + _ => { + let sign = br.read_bool()?; + let val = (br.read(1)? as i16) + 2; + blk.idx += (br.read(1)? as usize) + 2; + validate!(blk.idx < 64); + if !sign { + blk.coeffs[ZIGZAG[blk.idx]] = val; + } else { + blk.coeffs[ZIGZAG[blk.idx]] = -val; + } + blk.idx += 1; + }, + }; + if *eob_run > 0 { + blk.idx = 64; + *eob_run -= 1; + } else if coef_no > 0 { + blk.has_ac = true; + } + Ok(()) +} macro_rules! fill_dc_pred { ($self: expr, $ref_id: expr, $pred: expr, $pp: expr, $bit: expr, $idx: expr) => { if $self.blocks[$idx].coded && $self.blocks[$idx].btype.get_ref_id() == $ref_id { @@ -272,7 +379,7 @@ fn vp3_interp11(dst: &mut [u8], dstride: usize, src: &[u8], sstride: usize, bw: } } -fn vp3_loop_filter(data: &mut [u8], mut off: usize, step: usize, stride: usize, loop_str: i16) { +fn vp31_loop_filter(data: &mut [u8], mut off: usize, step: usize, stride: usize, loop_str: i16) { for _ in 0..8 { let a = data[off - step * 2] as i16; let b = data[off - step] as i16; @@ -297,14 +404,14 @@ fn vp3_loop_filter(data: &mut [u8], mut off: usize, step: usize, stride: usize, } } -fn vp3_loop_filter_v(frm: &mut NASimpleVideoFrame, x: usize, y: usize, plane: usize, loop_str: i16) { +fn vp31_loop_filter_v(frm: &mut NASimpleVideoFrame, x: usize, y: usize, plane: usize, loop_str: i16) { let off = frm.offset[plane] + x + y * frm.stride[plane]; - vp3_loop_filter(frm.data, off, 1, frm.stride[plane], loop_str); + vp31_loop_filter(frm.data, off, 1, frm.stride[plane], loop_str); } -fn vp3_loop_filter_h(frm: &mut NASimpleVideoFrame, x: usize, y: usize, plane: usize, loop_str: i16) { +fn vp31_loop_filter_h(frm: &mut NASimpleVideoFrame, x: usize, y: usize, plane: usize, loop_str: i16) { let off = frm.offset[plane] + x + y * frm.stride[plane]; - vp3_loop_filter(frm.data, off, frm.stride[plane], 1, loop_str); + vp31_loop_filter(frm.data, off, frm.stride[plane], 1, loop_str); } pub const VP3_INTERP_FUNCS: &[blockdsp::BlkInterpFunc] = &[ vp3_interp00, vp3_interp01, vp3_interp10, vp3_interp11 ]; @@ -321,7 +428,7 @@ impl VP34Decoder { is_intra: true, quant: 0, shuf: VPShuffler::new(), - codes: VP3Codes::new(), + codes: VP31Codes::new(), loop_str: 0, blocks: Vec::new(), @@ -344,7 +451,7 @@ impl VP34Decoder { self.is_intra = !br.read_bool()?; br.skip(1)?; self.quant = br.read(6)? as usize; - self.loop_str = VP3_LOOP_STRENGTH[self.quant]; + self.loop_str = VP31_LOOP_STRENGTH[self.quant]; println!("quant = {}", self.quant); if self.is_intra { if br.peek(8) != 0 { @@ -359,7 +466,7 @@ println!("intra, ver {} (self {})", version, self.version); } Ok(()) } - fn unpack_sb_info(&mut self, br: &mut BitReader) -> DecoderResult<()> { + fn vp31_unpack_sb_info(&mut self, br: &mut BitReader) -> DecoderResult<()> { let mut has_uncoded = false; let mut has_partial = false; { @@ -413,16 +520,16 @@ println!("intra, ver {} (self {})", version, self.version); } Ok(()) } - fn unpack_mb_info(&mut self, br: &mut BitReader) -> DecoderResult<()> { + fn vp31_unpack_mb_info(&mut self, br: &mut BitReader) -> DecoderResult<()> { let mut modes = [VPMBType::InterNoMV; 8]; let alphabet = br.read(3)? as usize; let raw_modes = alphabet >= 7; if alphabet == 0 { - for mode in VP3_DEFAULT_MB_MODES.iter() { + for mode in VP31_DEFAULT_MB_MODES.iter() { modes[br.read(3)? as usize] = *mode; } } else if alphabet < 7 { - modes.copy_from_slice(&VP3_MB_MODES[alphabet - 1]); + modes.copy_from_slice(&VP31_MB_MODES[alphabet - 1]); } let mut cur_blk = 0; @@ -450,7 +557,7 @@ println!("intra, ver {} (self {})", version, self.version); let code = br.read_code(UintCodeType::LimitedUnary(7, 0))?; modes[code as usize] } else { - VP3_DEFAULT_MB_MODES[br.read(3)? as usize] + VP31_DEFAULT_MB_MODES[br.read(3)? as usize] }; for _ in 0..4 { self.blocks[self.blk_addr[cur_blk] >> 2].btype = mode; @@ -475,7 +582,7 @@ println!("intra, ver {} (self {})", version, self.version); } Ok(()) } - fn unpack_mv_info(&mut self, br: &mut BitReader) -> DecoderResult<()> { + fn vp31_unpack_mv_info(&mut self, br: &mut BitReader) -> DecoderResult<()> { let mut last_mv = ZERO_MV; let mut last2_mv = ZERO_MV; let read_mv = if br.read_bool()? { read_mv_raw } else { read_mv_packed }; @@ -522,7 +629,7 @@ println!("intra, ver {} (self {})", version, self.version); } Ok(()) } - fn unpack_coeffs(&mut self, br: &mut BitReader, coef_no: usize, table_y: usize, table_c: usize) -> DecoderResult<()> { + fn vp31_unpack_coeffs(&mut self, br: &mut BitReader, coef_no: usize, table_y: usize, table_c: usize) -> DecoderResult<()> { let cbs = if coef_no == 0 { [&self.codes.dc_cb[table_y], &self.codes.dc_cb[table_c]] } else if coef_no < 6 { @@ -544,114 +651,11 @@ println!("intra, ver {} (self {})", version, self.version); } let cb = if (blkaddr & 3) == 0 { cbs[0] } else { cbs[1] }; let token = br.read_cb(cb)?; - match token { - // EOBs - 0 | 1 | 2 => { self.eob_run = (token as usize) + 1; }, - 3 | 4 | 5 => { - let bits = token - 1; - self.eob_run = (br.read(bits)? as usize) + (1 << bits); - }, - 6 => { self.eob_run = br.read(12)? as usize; }, - // zero runs - 7 | 8 => { - let bits = if token == 7 { 3 } else { 6 }; - let run = (br.read(bits)? as usize) + 1; - blk.idx += run; - validate!(blk.idx <= 64); - }, - // single coefficients - 9 | 10 | 11 | 12 => { - let val = (i16::from(token) - 7) >> 1; - if (token & 1) == 1 { - blk.coeffs[ZIGZAG[blk.idx]] = val; - } else { - blk.coeffs[ZIGZAG[blk.idx]] = -val; - } - blk.idx += 1; - }, - 13 | 14 | 15 | 16 => { - let val = i16::from(token) - 10; - if !br.read_bool()? { - blk.coeffs[ZIGZAG[blk.idx]] = val; - } else { - blk.coeffs[ZIGZAG[blk.idx]] = -val; - } - blk.idx += 1; - }, - 17 | 18 | 19 | 20 | 21 | 22 => { - let add_bits = if token == 22 { 9 } else { token - 16 }; - let sign = br.read_bool()?; - let val = (br.read(add_bits)? as i16) + VP3_LITERAL_BASE[(token - 17) as usize]; - if !sign { - blk.coeffs[ZIGZAG[blk.idx]] = val; - } else { - blk.coeffs[ZIGZAG[blk.idx]] = -val; - } - blk.idx += 1; - } - // zero run plus coefficient - 23 | 24 | 25 | 26 | 27 => { - blk.idx += (token - 22) as usize; - validate!(blk.idx < 64); - if !br.read_bool()? { - blk.coeffs[ZIGZAG[blk.idx]] = 1; - } else { - blk.coeffs[ZIGZAG[blk.idx]] = -1; - } - blk.idx += 1; - }, - 28 | 29 => { - let run_bits = token - 26; - if token == 28 { - blk.idx += 6; - } else { - blk.idx += 10; - } - let sign = br.read_bool()?; - blk.idx += br.read(run_bits)? as usize; - validate!(blk.idx < 64); - if !sign { - blk.coeffs[ZIGZAG[blk.idx]] = 1; - } else { - blk.coeffs[ZIGZAG[blk.idx]] = -1; - } - blk.idx += 1; - }, - 30 => { - blk.idx += 1; - validate!(blk.idx < 64); - let sign = br.read_bool()?; - let val = (br.read(1)? as i16) + 2; - if !sign { - blk.coeffs[ZIGZAG[blk.idx]] = val; - } else { - blk.coeffs[ZIGZAG[blk.idx]] = -val; - } - blk.idx += 1; - }, - _ => { - let sign = br.read_bool()?; - let val = (br.read(1)? as i16) + 2; - blk.idx += (br.read(1)? as usize) + 2; - validate!(blk.idx < 64); - if !sign { - blk.coeffs[ZIGZAG[blk.idx]] = val; - } else { - blk.coeffs[ZIGZAG[blk.idx]] = -val; - } - blk.idx += 1; - }, - }; - if self.eob_run > 0 { - blk.idx = 64; - self.eob_run -= 1; - } else if coef_no > 0 { - blk.has_ac = true; - } + expand_token(blk, br, &mut self.eob_run, coef_no, token)?; } Ok(()) } - fn decode_vp3(&mut self, br: &mut BitReader, frm: &mut NASimpleVideoFrame) -> DecoderResult<()> { + fn decode_vp31(&mut self, br: &mut BitReader, frm: &mut NASimpleVideoFrame) -> DecoderResult<()> { for blk in self.blocks.iter_mut() { blk.coeffs = [0; 64]; blk.idx = 0; @@ -668,12 +672,12 @@ println!("intra, ver {} (self {})", version, self.version); if self.shuf.get_last().is_none() || self.shuf.get_golden().is_none() { return Err(DecoderError::MissingReference); } - self.unpack_sb_info(br)?; - self.unpack_mb_info(br)?; - self.unpack_mv_info(br)?; + self.vp31_unpack_sb_info(br)?; + self.vp31_unpack_mb_info(br)?; + self.vp31_unpack_mv_info(br)?; } - let dc_quant = VP3_DC_SCALES[self.quant]; - let ac_quant = VP3_AC_SCALES[self.quant]; + let dc_quant = VP31_DC_SCALES[self.quant]; + let ac_quant = VP31_AC_SCALES[self.quant]; rescale_qmat(&mut self.qmat_y, VP3_QMAT_Y, dc_quant, ac_quant); rescale_qmat(&mut self.qmat_c, VP3_QMAT_C, dc_quant, ac_quant); rescale_qmat(&mut self.qmat_inter, VP3_QMAT_INTER, dc_quant, ac_quant); @@ -681,13 +685,13 @@ println!("intra, ver {} (self {})", version, self.version); self.eob_run = 0; let dc_table_y = br.read(4)? as usize; let dc_table_c = br.read(4)? as usize; - self.unpack_coeffs(br, 0, dc_table_y, dc_table_c)?; + self.vp31_unpack_coeffs(br, 0, dc_table_y, dc_table_c)?; self.restore_dcs(); let ac_table_y = br.read(4)? as usize; let ac_table_c = br.read(4)? as usize; for coef_no in 1..64 { - self.unpack_coeffs(br, coef_no, ac_table_y, ac_table_c)?; + self.vp31_unpack_coeffs(br, coef_no, ac_table_y, ac_table_c)?; } if self.is_intra { @@ -696,7 +700,7 @@ println!("intra, ver {} (self {})", version, self.version); self.output_blocks_inter(frm); } if self.loop_str > 0 { - self.loop_filter(frm); + self.vp31_loop_filter(frm); } Ok(()) @@ -725,10 +729,10 @@ unimplemented!(); let mut pred = 0i32; for i in 0..4 { if (pp & (1 << i)) != 0 { - pred += (preds[i] as i32) * (VP3_DC_WEIGHTS[pp][i] as i32); + pred += (preds[i] as i32) * (VP31_DC_WEIGHTS[pp][i] as i32); } } - pred /= VP3_DC_WEIGHTS[pp][4] as i32; + pred /= VP31_DC_WEIGHTS[pp][4] as i32; if (pp & 7) == 7 { if (pred - preds[2]).abs() > 128 { return preds[2] as i16; } if (pred - preds[0]).abs() > 128 { return preds[0] as i16; } @@ -898,23 +902,23 @@ unimplemented!(); } } } - fn loop_filter(&mut self, frm: &mut NASimpleVideoFrame) { + fn vp31_loop_filter(&mut self, frm: &mut NASimpleVideoFrame) { let mut blk_idx = 0; let blk_w = self.mb_w * 2; for by in 0..self.mb_h*2 { for bx in 0..blk_w { let blk = &self.blocks[blk_idx + bx]; if (bx > 0) && blk.coded { - vp3_loop_filter_v(frm, bx * 8, by * 8, 0, self.loop_str); + vp31_loop_filter_v(frm, bx * 8, by * 8, 0, self.loop_str); } if (by > 0) && blk.coded { - vp3_loop_filter_h(frm, bx * 8, by * 8, 0, self.loop_str); + vp31_loop_filter_h(frm, bx * 8, by * 8, 0, self.loop_str); } if (bx < blk_w - 1) && !self.blocks[blk_idx + bx + 1].coded { - vp3_loop_filter_v(frm, bx * 8 + 8, by * 8, 0, self.loop_str); + vp31_loop_filter_v(frm, bx * 8 + 8, by * 8, 0, self.loop_str); } if (by < self.mb_h * 2 - 1) && !self.blocks[blk_idx + bx + blk_w].coded { - vp3_loop_filter_h(frm, bx * 8, by * 8 + 8, 0, self.loop_str); + vp31_loop_filter_h(frm, bx * 8, by * 8 + 8, 0, self.loop_str); } } blk_idx += blk_w; @@ -1007,7 +1011,7 @@ impl NADecoder for VP34Decoder { let mut buf = ret.unwrap(); let mut dframe = NASimpleVideoFrame::from_video_buf(&mut buf).unwrap(); if self.version == 3 { - self.decode_vp3(&mut br, &mut dframe)?; + self.decode_vp31(&mut br, &mut dframe)?; } else { self.decode_vp4()?; } @@ -1074,7 +1078,7 @@ const HILBERT_ORDER: [[usize; 2]; 16] = [ [ 3, 1 ], [ 2, 1 ], [ 2, 0 ], [ 3, 0 ] ]; -const VP3_LOOP_STRENGTH: [i16; 64] = [ +const VP31_LOOP_STRENGTH: [i16; 64] = [ 30, 25, 20, 20, 15, 15, 14, 14, 13, 13, 12, 12, 11, 11, 10, 10, 9, 9, 8, 8, 7, 7, 7, 7, @@ -1085,12 +1089,12 @@ const VP3_LOOP_STRENGTH: [i16; 64] = [ 0, 0, 0, 0, 0, 0, 0, 0 ]; -const VP3_DEFAULT_MB_MODES: [VPMBType; 8] = [ +const VP31_DEFAULT_MB_MODES: [VPMBType; 8] = [ VPMBType::InterNoMV, VPMBType::Intra, VPMBType::InterMV, VPMBType::InterNearest, VPMBType::InterNear, VPMBType::GoldenNoMV, VPMBType::GoldenMV, VPMBType::InterFourMV ]; -const VP3_MB_MODES: [[VPMBType; 8]; 6] = [ +const VP31_MB_MODES: [[VPMBType; 8]; 6] = [ [ VPMBType::InterNearest, VPMBType::InterNear, VPMBType::InterMV, VPMBType::InterNoMV, VPMBType::Intra, VPMBType::GoldenNoMV, VPMBType::GoldenMV, VPMBType::InterFourMV @@ -1114,7 +1118,7 @@ const VP3_MB_MODES: [[VPMBType; 8]; 6] = [ const VP3_LITERAL_BASE: [i16; 6] = [ 7, 9, 13, 21, 37, 69 ]; -const VP3_AC_SCALES: [i16; 64] = [ +const VP31_AC_SCALES: [i16; 64] = [ 500, 450, 400, 370, 340, 310, 285, 265, 245, 225, 210, 195, 185, 180, 170, 160, 150, 145, 135, 130, 125, 115, 110, 107, @@ -1125,7 +1129,7 @@ const VP3_AC_SCALES: [i16; 64] = [ 21, 19, 18, 17, 15, 13, 12, 10 ]; -const VP3_DC_SCALES: [i16; 64] = [ +const VP31_DC_SCALES: [i16; 64] = [ 220, 200, 190, 180, 170, 170, 160, 160, 150, 150, 140, 140, 130, 130, 120, 120, 110, 110, 100, 100, 90, 90, 90, 80, @@ -1180,7 +1184,7 @@ const ZIGZAG: [usize; 64] = [ 53, 60, 61, 54, 47, 55, 62, 63 ]; -const VP3_DC_CODES: [[u16; 32]; 16] = [ +const VP31_DC_CODES: [[u16; 32]; 16] = [ [ 0x002D, 0x0026, 0x0166, 0x004E, 0x02CE, 0x059E, 0x027D, 0x0008, 0x04F9, 0x000F, 0x000E, 0x001B, 0x0006, 0x0008, 0x0005, 0x001A, @@ -1264,7 +1268,7 @@ const VP3_DC_CODES: [[u16; 32]; 16] = [ ] ]; -const VP3_DC_BITS: [[u8; 32]; 16] = [ +const VP31_DC_BITS: [[u8; 32]; 16] = [ [ 6, 7, 9, 8, 10, 11, 11, 5, 12, 4, 4, 5, 4, 4, 4, 5, 5, 4, 4, 3, 3, 4, 5, 6, 6, 8, 12, 11, 9, 10, 6, 7, @@ -1316,7 +1320,7 @@ const VP3_DC_BITS: [[u8; 32]; 16] = [ ] ]; -const VP3_AC_CAT0_CODES: [[u16; 32]; 16] = [ +const VP31_AC_CAT0_CODES: [[u16; 32]; 16] = [ [ 0x0008, 0x0025, 0x017A, 0x02F7, 0x0BDB, 0x17B4, 0x2F6B, 0x001D, 0x2F6A, 0x0008, 0x0007, 0x0001, 0x0002, 0x000A, 0x0006, 0x0000, @@ -1400,7 +1404,7 @@ const VP3_AC_CAT0_CODES: [[u16; 32]; 16] = [ ] ]; -const VP3_AC_CAT0_BITS: [[u8; 32]; 16] = [ +const VP31_AC_CAT0_BITS: [[u8; 32]; 16] = [ [ 5, 7, 9, 10, 12, 13, 14, 5, 14, 4, 4, 4, 4, 4, 4, 4, 5, 4, 4, 4, 4, 4, 5, 5, 6, 7, 7, 8, 7, 11, 5, 7, @@ -1452,7 +1456,7 @@ const VP3_AC_CAT0_BITS: [[u8; 32]; 16] = [ ] ]; -const VP3_AC_CAT1_CODES: [[u16; 32]; 16] = [ +const VP31_AC_CAT1_CODES: [[u16; 32]; 16] = [ [ 0x000B, 0x002B, 0x0054, 0x01B7, 0x06D9, 0x0DB1, 0x0DB0, 0x0002, 0x00AB, 0x0009, 0x000A, 0x0007, 0x0008, 0x000F, 0x000C, 0x0003, @@ -1536,7 +1540,7 @@ const VP3_AC_CAT1_CODES: [[u16; 32]; 16] = [ ] ]; -const VP3_AC_CAT1_BITS: [[u8; 32]; 16] = [ +const VP31_AC_CAT1_BITS: [[u8; 32]; 16] = [ [ 5, 7, 8, 9, 11, 12, 12, 4, 9, 4, 4, 4, 4, 4, 4, 4, 5, 4, 4, 4, 5, 6, 9, 4, 5, 6, 7, 8, 6, 10, 5, 6, @@ -1588,7 +1592,7 @@ const VP3_AC_CAT1_BITS: [[u8; 32]; 16] = [ ] ]; -const VP3_AC_CAT2_CODES: [[u16; 32]; 16] = [ +const VP31_AC_CAT2_CODES: [[u16; 32]; 16] = [ [ 0x0003, 0x0009, 0x00D0, 0x01A3, 0x0344, 0x0D14, 0x1A2B, 0x0004, 0x0015, 0x0000, 0x000F, 0x000B, 0x000C, 0x000E, 0x0009, 0x001B, @@ -1672,7 +1676,7 @@ const VP3_AC_CAT2_CODES: [[u16; 32]; 16] = [ ] ]; -const VP3_AC_CAT2_BITS: [[u8; 32]; 16] = [ +const VP31_AC_CAT2_BITS: [[u8; 32]; 16] = [ [ 4, 6, 8, 9, 10, 12, 13, 4, 7, 3, 4, 4, 4, 4, 4, 5, 5, 5, 5, 6, 7, 11, 13, 4, 5, 6, 6, 7, 6, 6, 4, 5, @@ -1724,7 +1728,7 @@ const VP3_AC_CAT2_BITS: [[u8; 32]; 16] = [ ] ]; -const VP3_AC_CAT3_CODES: [[u16; 32]; 16] = [ +const VP31_AC_CAT3_CODES: [[u16; 32]; 16] = [ [ 0x0000, 0x0010, 0x0072, 0x0071, 0x0154, 0x0AAB, 0x0AA8, 0x0014, 0x0070, 0x0002, 0x0003, 0x000C, 0x000B, 0x0003, 0x0011, 0x0073, @@ -1808,7 +1812,7 @@ const VP3_AC_CAT3_CODES: [[u16; 32]; 16] = [ ] ]; -const VP3_AC_CAT3_BITS: [[u8; 32]; 16] = [ +const VP31_AC_CAT3_BITS: [[u8; 32]; 16] = [ [ 3, 5, 7, 7, 9, 12, 12, 5, 7, 3, 3, 4, 4, 4, 5, 7, 7, 8, 10, 13, 13, 13, 13, 4, 5, 5, 6, 6, 4, 6, 5, 5, @@ -1860,7 +1864,7 @@ const VP3_AC_CAT3_BITS: [[u8; 32]; 16] = [ ] ]; -const VP3_DC_WEIGHTS: [[i16; 5]; 16] = [ +const VP31_DC_WEIGHTS: [[i16; 5]; 16] = [ [ 0, 0, 0, 0, 0 ], [ 1, 0, 0, 0, 1 ], [ 0, 1, 0, 0, 1 ], -- 2.39.5