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1use formats;
2use super::super::*;
3use io::byteio::*;
4use std::io::SeekFrom;
5use std::mem;
6
7struct IviDeltaCB {
8 quad_radix: u8,
9 data: &'static [i8],
10}
11
12#[derive(Clone, Copy)]
13struct MV {
14 x: i8,
15 y: i8
16}
17
18struct Buffers {
19 width: usize,
20 height: usize,
21 buf1: Vec<u8>,
22 buf2: Vec<u8>,
23 fbuf: bool,
24}
25
26const DEFAULT_PIXEL: u8 = 0x40;
27
28impl Buffers {
29 fn new() -> Self { Buffers { width: 0, height: 0, buf1: Vec::new(), buf2: Vec::new(), fbuf: true } }
30 fn reset(&mut self) {
31 self.width = 0;
32 self.height = 0;
33 self.buf1.truncate(0);
34 self.buf2.truncate(0);
35 }
36 fn alloc(&mut self, w: usize, h: usize) {
37 self.width = w;
38 self.height = h;
39 self.buf1.resize(w * h + (w >> 2) * (h >> 2) * 2, DEFAULT_PIXEL);
40 self.buf2.resize(w * h + (w >> 2) * (h >> 2) * 2, DEFAULT_PIXEL);
41 }
42 fn flip(&mut self) { self.fbuf = !self.fbuf; }
43 fn get_stride(&mut self, planeno: usize) -> usize {
44 if planeno == 0 { self.width } else { self.width >> 2 }
45 }
46 fn get_offset(&mut self, planeno: usize) -> usize {
47 match planeno {
48 1 => self.width * self.height,
49 2 => self.width * self.height + (self.width >> 2) * (self.height >> 2),
50 _ => 0,
51 }
52 }
53 fn fill_framebuf(&mut self, fbuf: &mut NAVideoBuffer<u8>) {
54 for planeno in 0..3 {
55 let mut soff = self.get_offset(planeno);
56 let mut doff = fbuf.get_offset(planeno);
57 let sstride = self.get_stride(planeno);
58 let dstride = fbuf.get_stride(planeno);
59 let width = if planeno == 0 { self.width } else { self.width >> 2 };
60 let height = if planeno == 0 { self.height } else { self.height >> 2 };
61 let src = if self.fbuf { &self.buf1[0..] } else { &self.buf2[0..] };
62 let mut dst = fbuf.get_data_mut();
63 for _ in 0..height {
64 for x in 0..width {
65 dst[doff + x] = src[soff + x] * 2;
66 }
67 soff += sstride;
68 doff += dstride;
69 }
70 }
71 }
72 fn copy_block(&mut self, doff: usize, soff: usize, stride: usize, w: usize, h: usize) {
73 let mut sidx = soff;
74 let mut didx = doff;
75 if self.fbuf {
76 for _ in 0..h {
77 for i in 0..w { self.buf1[didx + i] = self.buf2[sidx + i]; }
78 sidx += stride;
79 didx += stride;
80 }
81 } else {
82 for _ in 0..h {
83 for i in 0..w { self.buf2[didx + i] = self.buf1[sidx + i]; }
84 sidx += stride;
85 didx += stride;
86 }
87 }
88 }
89 fn fill_block(&mut self, doff: usize, stride: usize, w: usize, h: usize, topline: bool) {
90 let mut didx = doff;
91 let mut buf: [u8; 8] = [0; 8];
92 if topline {
93 if self.fbuf {
94 for _ in 0..h {
95 for i in 0..w { self.buf1[didx + i] = DEFAULT_PIXEL; }
96 didx += stride;
97 }
98 } else {
99 for _ in 0..h {
100 for i in 0..w { self.buf2[didx + i] = DEFAULT_PIXEL; }
101 didx += stride;
102 }
103 }
104 } else {
105 if self.fbuf {
106 for i in 0..w { buf[i] = self.buf1[didx - stride + i]; }
107 for _ in 0..h {
108 for i in 0..w { self.buf1[didx + i] = buf[i]; }
109 didx += stride;
110 }
111 } else {
112 for i in 0..w { buf[i] = self.buf2[didx - stride + i]; }
113 for _ in 0..h {
114 for i in 0..w { self.buf2[didx + i] = buf[i]; }
115 didx += stride;
116 }
117 }
118 }
119 }
120}
121
122#[allow(unused_variables)]
123fn apply_delta4x4(bufs: &mut Buffers, off: usize, stride: usize,
124 deltas: &[u8], topline: bool, first_line: bool) {
125 let mut dst = if bufs.fbuf { &mut bufs.buf1[off..(off + 4)] }
126 else { &mut bufs.buf2[off..(off + 4)] };
127 for i in 0..4 { dst[i] = dst[i].wrapping_add(deltas[i]) & 0x7F; }
128}
129
130#[allow(unused_variables)]
131fn apply_delta4x8(bufs: &mut Buffers, off: usize, stride: usize,
132 deltas: &[u8], topline: bool, first_line: bool) {
133 let mut dst = if bufs.fbuf { &mut bufs.buf1[off..(off + 4 + stride)] }
134 else { &mut bufs.buf2[off..(off + 4 + stride)] };
135 for i in 0..4 { dst[i + stride] = dst[i].wrapping_add(deltas[i]) & 0x7F; }
136 if !topline {
137 for i in 0..4 { dst[i] = (dst[i + stride] + dst[i]) >> 1; }
138 } else {
139 for i in 0..4 { dst[i] = dst[i + stride]; }
140 }
141}
142
143#[allow(unused_variables)]
144fn apply_delta4x8m11(bufs: &mut Buffers, off: usize, stride: usize,
145 deltas: &[u8], topline: bool, first_line: bool) {
146 let mut dst = if bufs.fbuf { &mut bufs.buf1[off..(off + 4 + stride)] }
147 else { &mut bufs.buf2[off..(off + 4 + stride)] };
148 for i in 0..4 { dst[i] = dst[i] .wrapping_add(deltas[i]) & 0x7F; }
149 for i in 0..4 { dst[i + stride] = dst[i + stride].wrapping_add(deltas[i]) & 0x7F; }
150}
151
152#[allow(unused_variables)]
153fn apply_delta8x8p(bufs: &mut Buffers, off: usize, stride: usize,
154 deltas: &[u8], topline: bool, first_line: bool) {
155 let mut dst = if bufs.fbuf { &mut bufs.buf1[off..(off + 8 + stride)] }
156 else { &mut bufs.buf2[off..(off + 8 + stride)] };
157 for i in 0..8 { dst[i] = dst[i] .wrapping_add(deltas[i >> 1]) & 0x7F; }
158 for i in 0..8 { dst[i + stride] = dst[i + stride].wrapping_add(deltas[i >> 1]) & 0x7F; }
159}
160
161fn apply_delta8x8i(bufs: &mut Buffers, off: usize, stride: usize,
162 deltas: &[u8], topline: bool, firstline: bool) {
163 let mut dst = if bufs.fbuf { &mut bufs.buf1[off..(off + 8 + stride)] }
164 else { &mut bufs.buf2[off..(off + 8 + stride)] };
165 if !firstline {
166 for i in 0..8 { dst[i + stride] = dst[i ].wrapping_add(deltas[i >> 1]) & 0x7F; }
167 } else {
168 for i in 0..8 { dst[i + stride] = dst[i & !1].wrapping_add(deltas[i >> 1]) & 0x7F; }
169 }
170 if !topline {
171 for i in 0..8 { dst[i] = (dst[i + stride] + dst[i]) >> 1; }
172 } else {
173 for i in 0..8 { dst[i] = dst[i + stride]; }
174 }
175}
176
177fn copy_line_top(bufs: &mut Buffers, off: usize, stride: usize, bw: usize, topline: bool) {
178 let mut buf: [u8; 8] = [0; 8];
179 if !topline {
180 let src = if bufs.fbuf { &bufs.buf1[(off - stride)..(off - stride + bw)] }
181 else { &bufs.buf2[(off - stride)..(off - stride + bw)] };
182 for i in 0..bw { buf[i] = src[i]; }
183 } else {
184 for i in 0..bw { buf[i] = DEFAULT_PIXEL; }
185 }
186 let mut dst = if bufs.fbuf { &mut bufs.buf1[off..(off + bw)] }
187 else { &mut bufs.buf2[off..(off + bw)] };
188 for i in 0..bw { dst[i] = buf[i]; }
189}
190
191fn copy_line_top4x4(bufs: &mut Buffers, off: usize, stride: usize, topline: bool) {
192 copy_line_top(bufs, off, stride, 4, topline);
193}
194
195fn copy_line_top4x8(bufs: &mut Buffers, off: usize, stride: usize, topline: bool) {
196 copy_line_top(bufs, off, stride, 4, topline);
197 copy_line_top(bufs, off + stride, stride, 4, false);
198}
199
200fn copy_line_top8x8(bufs: &mut Buffers, off: usize, stride: usize, topline: bool) {
201 let mut buf: [u8; 8] = [0; 8];
202 if !topline {
203 let src = if bufs.fbuf { &bufs.buf1[(off - stride)..(off - stride + 8)] }
204 else { &bufs.buf2[(off - stride)..(off - stride + 8)] };
205 for i in 0..8 { buf[i] = src[i & !1]; }
206 } else {
207 for i in 0..8 { buf[i] = DEFAULT_PIXEL; }
208 }
209 let mut dst = if bufs.fbuf { &mut bufs.buf1[off..(off + 8)] }
210 else { &mut bufs.buf2[off..(off + 8)] };
211 for i in 0..8 {dst[i] = buf[i]; }
212}
213
214fn fill_block8x8(bufs: &mut Buffers, doff: usize, stride: usize, h: usize, topline: bool, firstline: bool) {
215 let mut didx = doff;
216 let mut buf: [u8; 8] = [0; 8];
217 if firstline {
218 for i in 0..8 { buf[i] = DEFAULT_PIXEL; }
219 } else if bufs.fbuf {
220 for i in 0..8 { buf[i] = bufs.buf1[doff - stride + i]; }
221 } else {
222 for i in 0..8 { buf[i] = bufs.buf1[doff - stride + i]; }
223 }
224 if topline && !firstline {
225 for i in 0..4 { buf[i * 2 + 1] = buf[i * 2]; }
226 if bufs.fbuf {
227 for i in 0..8 { bufs.buf1[doff + i] = (bufs.buf1[doff - stride + i] + buf[i]) >> 1; }
228 } else {
229 for i in 0..8 { bufs.buf2[doff + i] = (bufs.buf2[doff - stride + i] + buf[i]) >> 1; }
230 }
231 }
232
233 let start = if !topline { 0 } else { 1 };
234 if bufs.fbuf {
235 for _ in start..h {
236 for i in 0..8 { bufs.buf1[didx + i] = buf[i]; }
237 didx += stride;
238 }
239 } else {
240 for _ in start..h {
241 for i in 0..8 { bufs.buf2[didx + i] = buf[i]; }
242 didx += stride;
243 }
244 }
245}
246
247struct Indeo3Decoder {
248 info: Rc<NACodecInfo>,
249 bpos: u8,
250 bbuf: u8,
251 width: u16,
252 height: u16,
253 mvs: Vec<MV>,
254 altquant: [u8; 16],
255 vq_offset: u8,
256 bufs: Buffers,
257}
258
259#[derive(Clone,Copy)]
260struct IV3Cell {
261 x: u16,
262 y: u16,
263 w: u16,
264 h: u16,
265 d: u8,
266 vqt: bool,
267 mv: Option<MV>,
268}
269
270impl IV3Cell {
271 fn new(w: u16, h: u16) -> Self {
272 IV3Cell { x: 0, y: 0, w: w, h: h, d: 20, vqt: false, mv: None }
273 }
274 fn split_h(&self) -> (Self, Self) {
275 let h1 = if self.h > 2 { ((self.h + 2) >> 2) << 1 } else { 1 };
276 let h2 = self.h - h1;
277 let mut cell1 = *self;
278 cell1.h = h1;
279 cell1.d -= 1;
280 let mut cell2 = *self;
281 cell2.y += h1;
282 cell2.h = h2;
283 cell2.d -= 1;
284 (cell1, cell2)
285 }
286 fn split_w(&self, stripw: u16) -> (Self, Self) {
287 let w1 = if self.w > stripw {
288 if self.w > stripw * 2 { stripw * 2 } else { stripw }
289 } else {
290 if self.w > 2 { ((self.w + 2) >> 2) << 1 } else { 1 }
291 };
292 let w2 = self.w - w1;
293 let mut cell1 = *self;
294 cell1.w = w1;
295 cell1.d -= 1;
296 let mut cell2 = *self;
297 cell2.x += w1;
298 cell2.w = w2;
299 cell2.d -= 1;
300 (cell1, cell2)
301 }
302 fn no_mv(&self) -> bool { match self.mv { None => true, Some(_) => false } }
303}
304
305struct CellDecParams {
306 tab: [usize; 2],
307 bw: u16,
308 bh: u16,
309 swap_q: [bool; 2],
310 hq: bool,
311 apply_delta: fn (&mut Buffers, usize, usize, &[u8], bool, bool),
312 copy_line_top: fn (&mut Buffers, usize, usize, bool),
313}
314
315const FRMH_TAG: u32 = ((b'F' as u32) << 24) | ((b'R' as u32) << 16)
316 | ((b'M' as u32) << 8) | (b'H' as u32);
317
318const H_SPLIT: u8 = 0;
319const V_SPLIT: u8 = 1;
320const SKIP_OR_TREE: u8 = 2;
321
322impl Indeo3Decoder {
323 fn new() -> Self {
324 let dummy_info = Rc::new(DUMMY_CODEC_INFO);
325 Indeo3Decoder { info: dummy_info, bpos: 0, bbuf: 0, width: 0, height: 0,
326 mvs: Vec::new(), altquant: [0; 16],
327 vq_offset: 0, bufs: Buffers::new() }
328 }
329
330 fn br_reset(&mut self) {
331 self.bpos = 0;
332 self.bbuf = 0;
333 }
334
335 fn get_2bits(&mut self, br: &mut ByteReader) -> DecoderResult<u8> {
336 if self.bpos == 0 {
337 self.bbuf = br.read_byte()?;
338 self.bpos = 8;
339 }
340 self.bpos -= 2;
341 Ok((self.bbuf >> self.bpos) & 0x3)
342 }
343
344 fn decode_cell_data(&mut self, br: &mut ByteReader, cell: IV3Cell,
345 off: usize, stride: usize, params: CellDecParams) -> DecoderResult<()> {
346 let blk_w = cell.w * 4 / params.bw;
347 let blk_h = cell.h * 4 / params.bh;
348 let scale: usize = if params.bh == 4 { 1 } else { 2 };
349
350 validate!((((cell.w * 4) % params.bw) == 0) && (((cell.h * 4) % params.bh) == 0));
351
352 let mut run_blocks = 0;
353 let mut run_skip = false;
354
355 let mut didx: usize = ((cell.x*4) as usize) + ((cell.y * 4) as usize) * stride + off;
356 let mut sidx: usize;
357 if cell.no_mv() {
358 sidx = 0;
359 } else {
360 let mv = cell.mv.unwrap();
361 let mx = mv.x as i16;
362 let my = mv.y as i16;
363 let l = (cell.x as i16) * 4 + mx;
364 let t = (cell.y as i16) * 4 + my;
365 let r = ((cell.x + cell.w) as i16) * 4 + mx;
366 let b = ((cell.y + cell.h) as i16) * 4 + my;
367 validate!(l >= 0);
368 validate!(t >= 0);
369 validate!(r <= (self.width as i16));
370 validate!(b <= (self.height as i16));
371 sidx = (l as usize) + (t as usize) * stride + off;
372 }
373 for y in 0..blk_h {
374 let mut xoff: usize = 0;
375 for _ in 0..blk_w {
376 if run_blocks > 0 {
377 if !run_skip || !cell.no_mv() {
378 if !(params.bw == 8 && cell.no_mv()) {
379 if !cell.no_mv() {
380 self.bufs.copy_block(didx + xoff, sidx + xoff, stride,
381 params.bw as usize, params.bh as usize);
382 } else {
383 self.bufs.fill_block(didx + xoff, stride,
384 params.bw as usize, params.bh as usize,
385 (cell.y == 0) && (y == 0));
386 }
387 } else {
388 fill_block8x8(&mut self.bufs,
389 didx + xoff, stride, 8,
390 (y == 0), (cell.y == 0) && (y == 0));
391 }
392 }
393 run_blocks -= 1;
394 } else {
395 let mut line: usize = 0;
396 while line < 4 {
397 let c = br.read_byte()?;
398 if c < 0xF8 {
399 let delta_tab = if params.hq {
400 IVI3_DELTA_CBS[params.tab[line & 1]]
401 } else {
402 IVI3_DELTA_CBS[params.tab[1]]
403 };
404 let mut idx1;
405 let mut idx2;
406 if (c as usize) < delta_tab.data.len()/2 {
407 idx1 = br.read_byte()? as usize;
408 validate!(idx1 < delta_tab.data.len());
409 idx2 = c as usize;
410 } else {
411 let tmp = (c as usize) - delta_tab.data.len()/2;
412 idx1 = tmp / (delta_tab.quad_radix as usize);
413 idx2 = tmp % (delta_tab.quad_radix as usize);
414 if params.swap_q[line & 1] {
415 mem::swap(&mut idx1, &mut idx2);
416 }
417 }
418 let deltas: [u8; 4] = [delta_tab.data[idx1 * 2] as u8,
419 delta_tab.data[idx1 * 2 + 1] as u8,
420 delta_tab.data[idx2 * 2 + 0] as u8,
421 delta_tab.data[idx2 * 2 + 1] as u8];
422 let topline = (cell.y == 0) && (y == 0) && (line == 0);
423 let first_line = (y == 0) && (line == 0);
424 if cell.no_mv() {
425 (params.copy_line_top)(&mut self.bufs,
426 didx + xoff + line * scale * stride,
427 stride, topline);
428 } else {
429 self.bufs.copy_block(didx + xoff + line * scale * stride,
430 sidx + xoff + line * scale * stride,
431 stride, params.bw as usize, scale);
432 }
433 (params.apply_delta)(&mut self.bufs,
434 didx + xoff + line * scale * stride,
435 stride, &deltas, topline, first_line);
436 line += 1;
437 } else {
438 let mut tocopy: usize = 0;
439 let mut do_copy = true;
440 if c == 0xF8 { return Err(DecoderError::InvalidData); }
441 if c == 0xF9 {
442 run_blocks = 1;
443 run_skip = true;
444 validate!(line == 0);
445 tocopy = 4;
446 do_copy = !cell.no_mv();
447 }
448 if c == 0xFA {
449 validate!(line == 0);
450 tocopy = 4;
451 do_copy = !cell.no_mv();
452 }
453 if c == 0xFB {
454 let c = br.read_byte()?;
455 validate!((c < 64) && ((c & 0x1F) != 0));
456 run_blocks = (c & 0x1F) - 1;
457 run_skip = (c & 0x20) != 0;
458 tocopy = 4 - line;
459 if params.bw == 4 && cell.no_mv() && run_skip {
460 do_copy = false;
461 }
462 }
463 if c == 0xFC {
464 run_skip = false;
465 run_blocks = 1;
466 tocopy = 4 - line;
467 }
468 if c >= 0xFD {
469 let nl = 257 - (c as i16) - (line as i16);
470 validate!(nl > 0);
471 tocopy = nl as usize;
472 }
473 if do_copy {
474 if !(params.bw == 8 && cell.no_mv()) {
475 if !cell.no_mv() {
476 self.bufs.copy_block(didx + xoff + line * scale * stride,
477 sidx + xoff + line * scale * stride,
478 stride, params.bw as usize,
479 tocopy * scale);
480 } else {
481 self.bufs.fill_block(didx + xoff + line * scale * stride,
482 stride, params.bw as usize,
483 tocopy * scale,
484 (cell.y == 0) && (y == 0) && (line == 0));
485 }
486 } else {
487 fill_block8x8(&mut self.bufs,
488 didx + xoff + line * 2 * stride,
489 stride, tocopy * 2,
490 (y == 0) && (line == 0),
491 (cell.y == 0) && (y == 0) && (line == 0));
492 }
493 }
494 line += tocopy;
495 }
496 }
497 }
498 xoff += params.bw as usize;
499 }
500 didx += stride * (params.bh as usize);
501 sidx += stride * (params.bh as usize);
502 }
503 Ok(())
504 }
505
506 fn copy_cell(&mut self, cell: IV3Cell, off: usize, stride: usize) -> DecoderResult<()> {
507 if cell.no_mv() { return Err(DecoderError::InvalidData); }
508 let mv = cell.mv.unwrap();
509 let mx = mv.x as i16;
510 let my = mv.y as i16;
511 let l = (cell.x as i16) * 4 + mx;
512 let t = (cell.y as i16) * 4 + my;
513 let r = ((cell.x + cell.w) as i16) * 4 + mx;
514 let b = ((cell.y + cell.h) as i16) * 4 + my;
515 validate!(l >= 0);
516 validate!(t >= 0);
517 validate!(r <= (self.width as i16));
518 validate!(b <= (self.height as i16));
519 let sidx: usize = off + (l as usize) + (t as usize) * stride;
520 let didx: usize = off + ((cell.x * 4) as usize) + ((cell.y * 4) as usize) * stride;
521 self.bufs.copy_block(didx, sidx, stride, (cell.w * 4) as usize, (cell.h * 4) as usize);
522 Ok(())
523 }
524
525 fn decode_cell(&mut self, br: &mut ByteReader, cell: IV3Cell, off: usize,
526 stride: usize, intra: bool) -> DecoderResult<()> {
527 let code = br.read_byte()?;
528 let mode = code >> 4;
529 let vq_idx = code & 0xF;
530
531 let mut idx1: usize = vq_idx as usize;
532 let mut idx2: usize = vq_idx as usize;
533 if (mode == 1) || (mode == 4) {
534 let c = self.altquant[vq_idx as usize];
535 idx1 = (c >> 4) as usize;
536 idx2 = (c & 0xF) as usize;
537 }
538
539 idx1 += self.vq_offset as usize;
540 idx2 += self.vq_offset as usize;
541 validate!((idx1 < 24) && (idx2 < 24));
542
543 let mut cp = CellDecParams {
544 tab: [idx2, idx1],
545 bw: 0, bh: 0,
546 swap_q: [idx2 >= 16, idx1 >= 16],
547 hq: false,
548 apply_delta: apply_delta4x4,
549 copy_line_top: copy_line_top4x4,
550 };
551 if (mode == 0) || (mode == 1) {
552 cp.bw = 4;
553 cp.bh = 4;
554 cp.hq = true;
555 } else if (mode == 3) || (mode == 4) {
556 if !cell.no_mv() { return Err(DecoderError::InvalidData); }
557 cp.bw = 4;
558 cp.bh = 8;
559 cp.hq = true;
560 cp.apply_delta = apply_delta4x8;
561 cp.copy_line_top = copy_line_top4x8;
562 } else if mode == 10 {
563 if !cell.no_mv() {
564 validate!(!intra);
565 cp.apply_delta = apply_delta8x8p;
566 } else {
567 cp.apply_delta = apply_delta8x8i;
568 }
569 cp.bw = 8;
570 cp.bh = 8;
571 cp.copy_line_top = copy_line_top8x8;
572 } else if mode == 11 {
573 if cell.no_mv() { return Err(DecoderError::InvalidData); }
574 validate!(!intra);
575 cp.bw = 4;
576 cp.bh = 8;
577 cp.apply_delta = apply_delta4x8m11;
578 cp.copy_line_top = copy_line_top4x8;
579 } else {
580 return Err(DecoderError::InvalidData);
581 }
582 self.decode_cell_data(br, cell, off, stride, cp)
583 }
584
585 fn parse_tree(&mut self, br: &mut ByteReader, cell: IV3Cell, off: usize,
586 stride: usize, stripw: u16, intra: bool) -> DecoderResult<()> {
587 let op = self.get_2bits(br)?;
588 if op == H_SPLIT {
589 validate!(cell.h > 1);
590 validate!(cell.d > 0);
591 let (cell1, cell2) = cell.split_h();
592 self.parse_tree(br, cell1, off, stride, stripw, intra)?;
593 self.parse_tree(br, cell2, off, stride, stripw, intra)?;
594 Ok(())
595 } else if op == V_SPLIT {
596 validate!(cell.w > 1);
597 validate!(cell.d > 0);
598 let (cell1, cell2) = cell.split_w(stripw);
599 self.parse_tree(br, cell1, off, stride, stripw, intra)?;
600 self.parse_tree(br, cell2, off, stride, stripw, intra)?;
601 Ok(())
602 } else if op == SKIP_OR_TREE {
603 if !cell.vqt {
604 let mut newcell = cell;
605 newcell.vqt = true;
606 newcell.d -= 1;
607 self.parse_tree(br, newcell, off, stride, stripw, intra)
608 } else {
609 validate!(!intra);
610 let code = self.get_2bits(br)?;
611 validate!(code < 2);
612 if code == 1 { return Err(DecoderError::NotImplemented); }
613 self.copy_cell(cell, off, stride)
614 }
615 } else {
616 if !cell.vqt {
617 let mut newcell = cell;
618 newcell.vqt = true;
619 newcell.d -= 1;
620 let mv_idx = br.read_byte()? as usize;
621 validate!(mv_idx < self.mvs.len());
622 newcell.mv = Some(self.mvs[mv_idx]);
623 self.parse_tree(br, newcell, off, stride, stripw, intra)
624 } else {
625 self.decode_cell(br, cell, off, stride, intra)
626 }
627 }
628 }
629
630 fn decode_plane_intra(&mut self, br: &mut ByteReader, planeno: usize,
631 start: u64, end: u64) -> DecoderResult<()> {
632 let offs = self.bufs.get_offset(planeno);
633 let stride = self.bufs.get_stride(planeno);
634 br.seek(SeekFrom::Start(start))?;
635
636 let nvec = br.read_u32le()?;
637 validate!(nvec == 0); // for intra there should be no mc_vecs
638 self.mvs.truncate(0);
639 for _ in 0..nvec {
640 let x = br.read_byte()? as i8;
641 let y = br.read_byte()? as i8;
642 self.mvs.push(MV{ x: x, y: y });
643 }
644
645 let shift = if planeno == 0 { 2 } else { 4 };
646 let cell = IV3Cell::new((self.bufs.width >> shift) as u16,
647 (self.bufs.height >> shift) as u16);
648 self.br_reset();
649 self.parse_tree(br, cell, offs, stride, if planeno > 0 { 10 } else { 40 }, true)?;
650 validate!(br.tell() <= end);
651 Ok(())
652 }
653
654 fn decode_plane_inter(&mut self, br: &mut ByteReader, planeno: usize,
655 start: u64, end: u64) -> DecoderResult<()> {
656 let offs = self.bufs.get_offset(planeno);
657 let stride = self.bufs.get_stride(planeno);
658 br.seek(SeekFrom::Start(start))?;
659
660 let nvec = br.read_u32le()?;
661 validate!(nvec <= 256); // for intra there should be no mc_vecs
662 self.mvs.truncate(0);
663 for _ in 0..nvec {
664 let y = br.read_byte()? as i8;
665 let x = br.read_byte()? as i8;
666 self.mvs.push(MV{ x: x, y: y });
667 }
668
669 let shift = if planeno == 0 { 2 } else { 4 };
670 let cell = IV3Cell::new((self.bufs.width >> shift) as u16,
671 (self.bufs.height >> shift) as u16);
672 self.br_reset();
673 self.parse_tree(br, cell, offs, stride, if planeno > 0 { 10 } else { 40 }, false)?;
674 validate!(br.tell() <= end);
675 Ok(())
676 }
677}
678
679const FLAG_KEYFRAME: u16 = 1 << 2;
680const FLAG_NONREF: u16 = 1 << 8;
681
682impl NADecoder for Indeo3Decoder {
683 fn init(&mut self, info: Rc<NACodecInfo>) -> DecoderResult<()> {
684 if let NACodecTypeInfo::Video(vinfo) = info.get_properties() {
685 let w = vinfo.get_width();
686 let h = vinfo.get_height();
687 let fmt = formats::YUV410_FORMAT;
688 let myinfo = NACodecTypeInfo::Video(NAVideoInfo::new(w, h, false, fmt));
689 self.info = Rc::new(NACodecInfo::new_ref(info.get_name(), myinfo, info.get_extradata()));
690 self.bufs.reset();
691 Ok(())
692 } else {
693 Err(DecoderError::InvalidData)
694 }
695 }
696 fn decode(&mut self, pkt: &NAPacket) -> DecoderResult<NAFrameRef> {
697 let src = pkt.get_buffer();
698 let mut mr = MemoryReader::new_read(&src);
699 let mut br = ByteReader::new(&mut mr);
700 let frameno = br.read_u32le()?;
701 let hdr_2 = br.read_u32le()?;
702 let check = br.read_u32le()?;
703 let size = br.read_u32le()?;
704
705 let data_start = br.tell();
706
707 if (frameno ^ hdr_2 ^ size ^ FRMH_TAG) != check {
708 return Err(DecoderError::InvalidData);
709 }
710 if (size as i64) > br.left() { return Err(DecoderError::InvalidData); }
711 let ver = br.read_u16le()?;
712 if ver != 32 { return Err(DecoderError::NotImplemented); }
713 let flags = br.read_u16le()?;
714 let size2 = br.read_u32le()?;
715 validate!(((size2 + 7) >> 3) <= size);
716 let cb = br.read_byte()?;
717 self.vq_offset = cb;
718 br.read_skip(3)?;
719 let height = br.read_u16le()?;
720 let width = br.read_u16le()?;
721 validate!((width >= 16) && (width <= 640));
722 validate!((height >= 16) && (height <= 640));
723 validate!(((width & 3) == 0) && ((height & 3) == 0));
724 if (self.bufs.width != (width as usize)) || (self.bufs.height != (height as usize)) {
725 self.bufs.alloc(width as usize, height as usize);
726 }
727 self.width = width;
728 self.height = height;
729
730 let yoff = br.read_u32le()?;
731 let uoff = br.read_u32le()?;
732 let voff = br.read_u32le()?;
733 if yoff > size { return Err(DecoderError::InvalidData); }
734 if uoff > size { return Err(DecoderError::InvalidData); }
735 if voff > size { return Err(DecoderError::InvalidData); }
736
737 br.read_skip(4)?;
738 br.read_buf(&mut self.altquant)?;
739
740 let mut yend = src.len() as u32;//size;
741 if (uoff < yend) && (uoff > yoff) { yend = uoff; }
742 if (voff < yend) && (voff > yoff) { yend = voff; }
743 let mut uend = size;
744 if (yoff < uend) && (yoff > uoff) { uend = yoff; }
745 if (voff < uend) && (voff > uoff) { uend = voff; }
746 let mut vend = size;
747 if (yoff < vend) && (yoff > voff) { vend = yoff; }
748 if (uoff < vend) && (uoff > voff) { vend = uoff; }
749
750 let intraframe = (flags & FLAG_KEYFRAME) != 0;
751 let vinfo = self.info.get_properties().get_video_info().unwrap();
752 let bufret = alloc_video_buffer(vinfo, 2);
753 if let Err(_) = bufret { return Err(DecoderError::InvalidData); }
754 let mut bufinfo = bufret.unwrap();
755 let mut buf = bufinfo.get_vbuf().unwrap();
756 let ystart = data_start + (yoff as u64);
757 let ustart = data_start + (uoff as u64);
758 let vstart = data_start + (voff as u64);
759 let yendpos = data_start + (yend as u64);
760 let uendpos = data_start + (uend as u64);
761 let vendpos = data_start + (vend as u64);
762 if intraframe {
763 self.decode_plane_intra(&mut br, 0, ystart, yendpos)?;
764 self.decode_plane_intra(&mut br, 1, ustart, uendpos)?;
765 self.decode_plane_intra(&mut br, 2, vstart, vendpos)?;
766 } else {
767 self.decode_plane_inter(&mut br, 0, ystart, yendpos)?;
768 self.decode_plane_inter(&mut br, 1, ustart, uendpos)?;
769 self.decode_plane_inter(&mut br, 2, vstart, vendpos)?;
770 }
771 self.bufs.fill_framebuf(&mut buf);
772 if (flags & FLAG_NONREF) == 0 { self.bufs.flip(); }
773 let mut frm = NAFrame::new_from_pkt(pkt, self.info.clone(), bufinfo);
774 frm.set_keyframe(intraframe);
775 frm.set_frame_type(if intraframe { FrameType::I } else { FrameType::P });
776 Ok(Rc::new(RefCell::new(frm)))
777 }
778}
779
780pub fn get_decoder() -> Box<NADecoder> {
781 Box::new(Indeo3Decoder::new())
782}
783
784#[cfg(test)]
785mod test {
786 use test::dec_video::test_file_decoding;
787 #[test]
788 fn test_indeo3() {
789 test_file_decoding("avi", "assets/iv32_example.avi", Some(10), true, false, None);
790 }
791}
792
793const DT_1_1: IviDeltaCB = IviDeltaCB{ quad_radix: 7, data: &[
794 0, 0, 2, 2, -2, -2, -1, 3,
795 1, -3, 3, -1, -3, 1, 4, 4,
796 -4, -4, 1, 5, -1, -5, 5, 1,
797 -5, -1, -4, 4, 4, -4, -2, 6,
798 2, -6, 6, -2, -6, 2, 4, 9,
799 -4, -9, 9, 4, -9, -4, 9, 9,
800 -9, -9, 1, 10, -1, -10, 10, 1,
801 -10, -1, -5, 8, 5, -8, 8, -5,
802 -8, 5, 9, 15, -9, -15, 15, 9,
803 -15, -9, -3, 12, 3, -12, 12, -3,
804 -12, 3, 4, 16, -4, -16, 16, 4,
805 -16, -4, 16, 16, -16, -16, 0, 18,
806 0, -18, 18, 0, -18, 0, -12, 12,
807 12, -12, -9, 16, 9, -16, 16, -9,
808 -16, 9, 11, 27, -11, -27, 27, 11,
809 -27, -11, 19, 28, -19, -28, 28, 19,
810 -28, -19, -6, 22, 6, -22, 22, -6,
811 -22, 6, 4, 29, -4, -29, 29, 4,
812 -29, -4, 30, 30, -30, -30, -2, 33,
813 2, -33, 33, -2, -33, 2, -18, 23,
814 18, -23, 23, -18, -23, 18, -15, 30,
815 15, -30, 30, -15, -30, 15, 22, 46,
816 -22, -46, 46, 22, -46, -22, 13, 47,
817 -13, -47, 47, 13, -47, -13, 35, 49,
818 -35, -49, 49, 35, -49, -35, -11, 41,
819 11, -41, 41, -11, -41, 11, 4, 51,
820 -4, -51, 51, 4, -51, -4, 54, 54,
821 -54, -54, -34, 34, 34, -34, -29, 42,
822 29, -42, 42, -29, -42, 29, -6, 60,
823 6, -60, 60, -6, -60, 6, 27, 76,
824 -27, -76, 76, 27, -76, -27, 43, 77,
825 -43, -77, 77, 43, -77, -43, -24, 55,
826 24, -55, 55, -24, -55, 24, 14, 79,
827 -14, -79, 79, 14, -79, -14, 63, 83,
828 -63, -83, 83, 63, -83, -63, -20, 74,
829 20, -74, 74, -20, -74, 20, 2, 88,
830 -2, -88, 88, 2, -88, -2, 93, 93,
831 -93, -93, -52, 61, 52, -61, 61, -52,
832 -61, 52, 52, 120, -52, -120, 120, 52,
833 -120, -52, -45, 75, 45, -75, 75, -45,
834 -75, 45, 75, 125, -75, -125, 125, 75,
835 -125, -75, 33, 122, -33, -122, 122, 33,
836 -122, -33, -13, 103, 13, -103, 103, -13,
837 -103, 13, -40, 96, 40, -96, 96, -40,
838 -96, 40, -34, 127, 34, -127, 127, -34,
839 -127, 34, -89, 89, 89, -89, -78, 105,
840 78, -105, 105, -78, -105, 78, 12, 12,
841 -12, -12, 23, 23, -23, -23, 42, 42,
842 -42, -42, 73, 73, -73, -73,
843]};
844
845const DT_1_2: IviDeltaCB = IviDeltaCB{ quad_radix: 9, data: &[
846 0, 0, 3, 3, -3, -3, -1, 4,
847 1, -4, 4, -1, -4, 1, 7, 7,
848 -7, -7, 2, 8, -2, -8, 8, 2,
849 -8, -2, -2, 9, 2, -9, 9, -2,
850 -9, 2, -6, 6, 6, -6, 6, 13,
851 -6, -13, 13, 6, -13, -6, 13, 13,
852 -13, -13, 1, 14, -1, -14, 14, 1,
853 -14, -1, -8, 12, 8, -12, 12, -8,
854 -12, 8, 14, 23, -14, -23, 23, 14,
855 -23, -14, -5, 18, 5, -18, 18, -5,
856 -18, 5, 6, 24, -6, -24, 24, 6,
857 -24, -6, 24, 24, -24, -24, -1, 27,
858 1, -27, 27, -1, -27, 1, -17, 17,
859 17, -17, -13, 23, 13, -23, 23, -13,
860 -23, 13, 16, 40, -16, -40, 40, 16,
861 -40, -16, 28, 41, -28, -41, 41, 28,
862 -41, -28, -9, 33, 9, -33, 33, -9,
863 -33, 9, 6, 43, -6, -43, 43, 6,
864 -43, -6, 46, 46, -46, -46, -4, 50,
865 4, -50, 50, -4, -50, 4, -27, 34,
866 27, -34, 34, -27, -34, 27, -22, 45,
867 22, -45, 45, -22, -45, 22, 34, 69,
868 -34, -69, 69, 34, -69, -34, 19, 70,
869 -19, -70, 70, 19, -70, -19, 53, 73,
870 -53, -73, 73, 53, -73, -53, -17, 62,
871 17, -62, 62, -17, -62, 17, 5, 77,
872 -5, -77, 77, 5, -77, -5, 82, 82,
873 -82, -82, -51, 51, 51, -51, -43, 64,
874 43, -64, 64, -43, -64, 43, -10, 90,
875 10, -90, 90, -10, -90, 10, 41, 114,
876 -41, -114, 114, 41, -114, -41, 64, 116,
877 -64, -116, 116, 64, -116, -64, -37, 82,
878 37, -82, 82, -37, -82, 37, 22, 119,
879 -22, -119, 119, 22, -119, -22, 95, 124,
880 -95, -124, 124, 95, -124, -95, -30, 111,
881 30, -111, 111, -30, -111, 30, -78, 92,
882 78, -92, 92, -78, -92, 78, -68, 113,
883 68, -113, 113, -68, -113, 68, 18, 18,
884 -18, -18, 34, 34, -34, -34, 63, 63,
885 -63, -63, 109, 109, -109, -109,
886]};
887
888const DT_1_3: IviDeltaCB = IviDeltaCB{ quad_radix: 10, data: &[
889 0, 0, 4, 4, -4, -4, -1, 5,
890 1, -5, 5, -1, -5, 1, 3, 10,
891 -3, -10, 10, 3, -10, -3, 9, 9,
892 -9, -9, -7, 7, 7, -7, -3, 12,
893 3, -12, 12, -3, -12, 3, 8, 17,
894 -8, -17, 17, 8, -17, -8, 17, 17,
895 -17, -17, 1, 19, -1, -19, 19, 1,
896 -19, -1, -11, 16, 11, -16, 16, -11,
897 -16, 11, -6, 23, 6, -23, 23, -6,
898 -23, 6, 18, 31, -18, -31, 31, 18,
899 -31, -18, 8, 32, -8, -32, 32, 8,
900 -32, -8, 33, 33, -33, -33, -1, 36,
901 1, -36, 36, -1, -36, 1, -23, 23,
902 23, -23, -17, 31, 17, -31, 31, -17,
903 -31, 17, 21, 54, -21, -54, 54, 21,
904 -54, -21, 37, 55, -37, -55, 55, 37,
905 -55, -37, -12, 44, 12, -44, 44, -12,
906 -44, 12, 8, 57, -8, -57, 57, 8,
907 -57, -8, 61, 61, -61, -61, -5, 66,
908 5, -66, 66, -5, -66, 5, -36, 45,
909 36, -45, 45, -36, -45, 36, -29, 60,
910 29, -60, 60, -29, -60, 29, 45, 92,
911 -45, -92, 92, 45, -92, -45, 25, 93,
912 -25, -93, 93, 25, -93, -25, 71, 97,
913 -71, -97, 97, 71, -97, -71, -22, 83,
914 22, -83, 83, -22, -83, 22, 7, 102,
915 -7, -102, 102, 7, -102, -7, 109, 109,
916 -109, -109, -68, 68, 68, -68, -57, 85,
917 57, -85, 85, -57, -85, 57, -13, 120,
918 13, -120, 120, -13, -120, 13, -49, 110,
919 49, -110, 110, -49, -110, 49, -104, 123,
920 104, -123, 123, -104, -123, 104, 24, 24,
921 -24, -24, 46, 46, -46, -46, 84, 84,
922 -84, -84,
923]};
924
925const DT_1_4: IviDeltaCB = IviDeltaCB{ quad_radix: 11, data: &[
926 0, 0, 5, 5, -5, -5, -2, 7,
927 2, -7, 7, -2, -7, 2, 11, 11,
928 -11, -11, 3, 13, -3, -13, 13, 3,
929 -13, -3, -9, 9, 9, -9, -4, 15,
930 4, -15, 15, -4, -15, 4, 11, 22,
931 -11, -22, 22, 11, -22, -11, 21, 21,
932 -21, -21, 2, 24, -2, -24, 24, 2,
933 -24, -2, -14, 20, 14, -20, 20, -14,
934 -20, 14, 23, 38, -23, -38, 38, 23,
935 -38, -23, -8, 29, 8, -29, 29, -8,
936 -29, 8, 11, 39, -11, -39, 39, 11,
937 -39, -11, 41, 41, -41, -41, -1, 45,
938 1, -45, 45, -1, -45, 1, -29, 29,
939 29, -29, -22, 39, 22, -39, 39, -22,
940 -39, 22, 27, 67, -27, -67, 67, 27,
941 -67, -27, 47, 69, -47, -69, 69, 47,
942 -69, -47, -15, 56, 15, -56, 56, -15,
943 -56, 15, 11, 71, -11, -71, 71, 11,
944 -71, -11, 76, 76, -76, -76, -6, 83,
945 6, -83, 83, -6, -83, 6, -45, 57,
946 45, -57, 57, -45, -57, 45, -36, 75,
947 36, -75, 75, -36, -75, 36, 56, 115,
948 -56, -115, 115, 56, -115, -56, 31, 117,
949 -31, -117, 117, 31, -117, -31, 88, 122,
950 -88, -122, 122, 88, -122, -88, -28, 104,
951 28, -104, 104, -28, -104, 28, -85, 85,
952 85, -85, -72, 106, 72, -106, 106, -72,
953 -106, 72, 30, 30, -30, -30, 58, 58,
954 -58, -58, 105, 105, -105, -105,
955]};
956
957const DT_1_5: IviDeltaCB = IviDeltaCB{ quad_radix: 12, data: &[
958 0, 0, 6, 6, -6, -6, -2, 8,
959 2, -8, 8, -2, -8, 2, 13, 13,
960 -13, -13, 4, 15, -4, -15, 15, 4,
961 -15, -4, -11, 11, 11, -11, -5, 18,
962 5, -18, 18, -5, -18, 5, 13, 26,
963 -13, -26, 26, 13, -26, -13, 26, 26,
964 -26, -26, 2, 29, -2, -29, 29, 2,
965 -29, -2, -16, 24, 16, -24, 24, -16,
966 -24, 16, 28, 46, -28, -46, 46, 28,
967 -46, -28, -9, 35, 9, -35, 35, -9,
968 -35, 9, 13, 47, -13, -47, 47, 13,
969 -47, -13, 49, 49, -49, -49, -1, 54,
970 1, -54, 54, -1, -54, 1, -35, 35,
971 35, -35, -26, 47, 26, -47, 47, -26,
972 -47, 26, 32, 81, -32, -81, 81, 32,
973 -81, -32, 56, 83, -56, -83, 83, 56,
974 -83, -56, -18, 67, 18, -67, 67, -18,
975 -67, 18, 13, 86, -13, -86, 86, 13,
976 -86, -13, 91, 91, -91, -91, -7, 99,
977 7, -99, 99, -7, -99, 7, -54, 68,
978 54, -68, 68, -54, -68, 54, -44, 90,
979 44, -90, 90, -44, -90, 44, -33, 124,
980 33, -124, 124, -33, -124, 33, -103, 103,
981 103, -103, -86, 127, 86, -127, 127, -86,
982 -127, 86, 37, 37, -37, -37, 69, 69,
983 -69, -69,
984]};
985
986const DT_1_6: IviDeltaCB = IviDeltaCB{ quad_radix: 12, data: &[
987 0, 0, 7, 7, -7, -7, -3, 10,
988 3, -10, 10, -3, -10, 3, 16, 16,
989 -16, -16, 5, 18, -5, -18, 18, 5,
990 -18, -5, -13, 13, 13, -13, -6, 21,
991 6, -21, 21, -6, -21, 6, 15, 30,
992 -15, -30, 30, 15, -30, -15, 30, 30,
993 -30, -30, 2, 34, -2, -34, 34, 2,
994 -34, -2, -19, 28, 19, -28, 28, -19,
995 -28, 19, 32, 54, -32, -54, 54, 32,
996 -54, -32, -11, 41, 11, -41, 41, -11,
997 -41, 11, 15, 55, -15, -55, 55, 15,
998 -55, -15, 57, 57, -57, -57, -1, 63,
999 1, -63, 63, -1, -63, 1, -40, 40,
1000 40, -40, -30, 55, 30, -55, 55, -30,
1001 -55, 30, 37, 94, -37, -94, 94, 37,
1002 -94, -37, 65, 96, -65, -96, 96, 65,
1003 -96, -65, -21, 78, 21, -78, 78, -21,
1004 -78, 21, 15, 100, -15, -100, 100, 15,
1005 -100, -15, 106, 106, -106, -106, -8, 116,
1006 8, -116, 116, -8, -116, 8, -63, 79,
1007 63, -79, 79, -63, -79, 63, -51, 105,
1008 51, -105, 105, -51, -105, 51, -120, 120,
1009 120, -120, 43, 43, -43, -43, 80, 80,
1010 -80, -80,
1011]};
1012
1013const DT_1_7: IviDeltaCB = IviDeltaCB{ quad_radix: 12, data: &[
1014 0, 0, 8, 8, -8, -8, -3, 11,
1015 3, -11, 11, -3, -11, 3, 18, 18,
1016 -18, -18, 5, 20, -5, -20, 20, 5,
1017 -20, -5, -15, 15, 15, -15, -7, 24,
1018 7, -24, 24, -7, -24, 7, 17, 35,
1019 -17, -35, 35, 17, -35, -17, 34, 34,
1020 -34, -34, 3, 38, -3, -38, 38, 3,
1021 -38, -3, -22, 32, 22, -32, 32, -22,
1022 -32, 22, 37, 61, -37, -61, 61, 37,
1023 -61, -37, -13, 47, 13, -47, 47, -13,
1024 -47, 13, 17, 63, -17, -63, 63, 17,
1025 -63, -17, 65, 65, -65, -65, -1, 72,
1026 1, -72, 72, -1, -72, 1, -46, 46,
1027 46, -46, -35, 63, 35, -63, 63, -35,
1028 -63, 35, 43, 107, -43, -107, 107, 43,
1029 -107, -43, 75, 110, -75, -110, 110, 75,
1030 -110, -75, -24, 89, 24, -89, 89, -24,
1031 -89, 24, 17, 114, -17, -114, 114, 17,
1032 -114, -17, 121, 121, -121, -121, -72, 91,
1033 72, -91, 91, -72, -91, 72, -58, 120,
1034 58, -120, 120, -58, -120, 58, 49, 49,
1035 -49, -49, 92, 92, -92, -92,
1036]};
1037
1038const DT_1_8: IviDeltaCB = IviDeltaCB{ quad_radix: 13, data: &[
1039 0, 0, 9, 9, -9, -9, -3, 12,
1040 3, -12, 12, -3, -12, 3, 20, 20,
1041 -20, -20, 6, 23, -6, -23, 23, 6,
1042 -23, -6, -17, 17, 17, -17, -7, 27,
1043 7, -27, 27, -7, -27, 7, 19, 39,
1044 -19, -39, 39, 19, -39, -19, 39, 39,
1045 -39, -39, 3, 43, -3, -43, 43, 3,
1046 -43, -3, -24, 36, 24, -36, 36, -24,
1047 -36, 24, 42, 69, -42, -69, 69, 42,
1048 -69, -42, -14, 53, 14, -53, 53, -14,
1049 -53, 14, 19, 71, -19, -71, 71, 19,
1050 -71, -19, 73, 73, -73, -73, -2, 80,
1051 2, -80, 80, -2, -80, 2, -52, 52,
1052 52, -52, -39, 70, 39, -70, 70, -39,
1053 -70, 39, 48, 121, -48, -121, 121, 48,
1054 -121, -48, 84, 124, -84, -124, 124, 84,
1055 -124, -84, -27, 100, 27, -100, 100, -27,
1056 -100, 27, -81, 102, 81, -102, 102, -81,
1057 -102, 81, 55, 55, -55, -55, 104, 104,
1058 -104, -104,
1059]};
1060
1061const DT_2_1: IviDeltaCB = IviDeltaCB{ quad_radix: 7, data: &[
1062 0, 0, 2, 2, -2, -2, 0, 2,
1063 0, -2, 2, 0, -2, 0, 4, 4,
1064 -4, -4, 0, 4, 0, -4, 4, 0,
1065 -4, 0, -4, 4, 4, -4, -2, 6,
1066 2, -6, 6, -2, -6, 2, 4, 8,
1067 -4, -8, 8, 4, -8, -4, 8, 8,
1068 -8, -8, 0, 10, 0, -10, 10, 0,
1069 -10, 0, -4, 8, 4, -8, 8, -4,
1070 -8, 4, 8, 14, -8, -14, 14, 8,
1071 -14, -8, -2, 12, 2, -12, 12, -2,
1072 -12, 2, 4, 16, -4, -16, 16, 4,
1073 -16, -4, 16, 16, -16, -16, 0, 18,
1074 0, -18, 18, 0, -18, 0, -12, 12,
1075 12, -12, -8, 16, 8, -16, 16, -8,
1076 -16, 8, 10, 26, -10, -26, 26, 10,
1077 -26, -10, 18, 28, -18, -28, 28, 18,
1078 -28, -18, -6, 22, 6, -22, 22, -6,
1079 -22, 6, 4, 28, -4, -28, 28, 4,
1080 -28, -4, 30, 30, -30, -30, -2, 32,
1081 2, -32, 32, -2, -32, 2, -18, 22,
1082 18, -22, 22, -18, -22, 18, -14, 30,
1083 14, -30, 30, -14, -30, 14, 22, 46,
1084 -22, -46, 46, 22, -46, -22, 12, 46,
1085 -12, -46, 46, 12, -46, -12, 34, 48,
1086 -34, -48, 48, 34, -48, -34, -10, 40,
1087 10, -40, 40, -10, -40, 10, 4, 50,
1088 -4, -50, 50, 4, -50, -4, 54, 54,
1089 -54, -54, -34, 34, 34, -34, -28, 42,
1090 28, -42, 42, -28, -42, 28, -6, 60,
1091 6, -60, 60, -6, -60, 6, 26, 76,
1092 -26, -76, 76, 26, -76, -26, 42, 76,
1093 -42, -76, 76, 42, -76, -42, -24, 54,
1094 24, -54, 54, -24, -54, 24, 14, 78,
1095 -14, -78, 78, 14, -78, -14, 62, 82,
1096 -62, -82, 82, 62, -82, -62, -20, 74,
1097 20, -74, 74, -20, -74, 20, 2, 88,
1098 -2, -88, 88, 2, -88, -2, 92, 92,
1099 -92, -92, -52, 60, 52, -60, 60, -52,
1100 -60, 52, 52, 118, -52, -118, 118, 52,
1101 -118, -52, -44, 74, 44, -74, 74, -44,
1102 -74, 44, 74, 118, -74, -118, 118, 74,
1103 -118, -74, 32, 118, -32, -118, 118, 32,
1104 -118, -32, -12, 102, 12, -102, 102, -12,
1105 -102, 12, -40, 96, 40, -96, 96, -40,
1106 -96, 40, -34, 118, 34, -118, 118, -34,
1107 -118, 34, -88, 88, 88, -88, -78, 104,
1108 78, -104, 104, -78, -104, 78, 12, 12,
1109 -12, -12, 22, 22, -22, -22, 42, 42,
1110 -42, -42, 72, 72, -72, -72,
1111]};
1112
1113const DT_2_2: IviDeltaCB = IviDeltaCB{ quad_radix: 9, data: &[
1114 0, 0, 3, 3, -3, -3, 0, 3,
1115 0, -3, 3, 0, -3, 0, 6, 6,
1116 -6, -6, 3, 9, -3, -9, 9, 3,
1117 -9, -3, -3, 9, 3, -9, 9, -3,
1118 -9, 3, -6, 6, 6, -6, 6, 12,
1119 -6, -12, 12, 6, -12, -6, 12, 12,
1120 -12, -12, 0, 15, 0, -15, 15, 0,
1121 -15, 0, -9, 12, 9, -12, 12, -9,
1122 -12, 9, 15, 24, -15, -24, 24, 15,
1123 -24, -15, -6, 18, 6, -18, 18, -6,
1124 -18, 6, 6, 24, -6, -24, 24, 6,
1125 -24, -6, 24, 24, -24, -24, 0, 27,
1126 0, -27, 27, 0, -27, 0, -18, 18,
1127 18, -18, -12, 24, 12, -24, 24, -12,
1128 -24, 12, 15, 39, -15, -39, 39, 15,
1129 -39, -15, 27, 42, -27, -42, 42, 27,
1130 -42, -27, -9, 33, 9, -33, 33, -9,
1131 -33, 9, 6, 42, -6, -42, 42, 6,
1132 -42, -6, 45, 45, -45, -45, -3, 51,
1133 3, -51, 51, -3, -51, 3, -27, 33,
1134 27, -33, 33, -27, -33, 27, -21, 45,
1135 21, -45, 45, -21, -45, 21, 33, 69,
1136 -33, -69, 69, 33, -69, -33, 18, 69,
1137 -18, -69, 69, 18, -69, -18, 54, 72,
1138 -54, -72, 72, 54, -72, -54, -18, 63,
1139 18, -63, 63, -18, -63, 18, 6, 78,
1140 -6, -78, 78, 6, -78, -6, 81, 81,
1141 -81, -81, -51, 51, 51, -51, -42, 63,
1142 42, -63, 63, -42, -63, 42, -9, 90,
1143 9, -90, 90, -9, -90, 9, 42, 114,
1144 -42, -114, 114, 42, -114, -42, 63, 117,
1145 -63, -117, 117, 63, -117, -63, -36, 81,
1146 36, -81, 81, -36, -81, 36, 21, 120,
1147 -21, -120, 120, 21, -120, -21, 96, 123,
1148 -96, -123, 123, 96, -123, -96, -30, 111,
1149 30, -111, 111, -30, -111, 30, -78, 93,
1150 78, -93, 93, -78, -93, 78, -69, 114,
1151 69, -114, 114, -69, -114, 69, 18, 18,
1152 -18, -18, 33, 33, -33, -33, 63, 63,
1153 -63, -63, 108, 108, -108, -108,
1154]};
1155
1156const DT_2_3: IviDeltaCB = IviDeltaCB{ quad_radix: 10, data: &[
1157 0, 0, 4, 4, -4, -4, 0, 4,
1158 0, -4, 4, 0, -4, 0, 4, 8,
1159 -4, -8, 8, 4, -8, -4, 8, 8,
1160 -8, -8, -8, 8, 8, -8, -4, 12,
1161 4, -12, 12, -4, -12, 4, 8, 16,
1162 -8, -16, 16, 8, -16, -8, 16, 16,
1163 -16, -16, 0, 20, 0, -20, 20, 0,
1164 -20, 0, -12, 16, 12, -16, 16, -12,
1165 -16, 12, -4, 24, 4, -24, 24, -4,
1166 -24, 4, 16, 32, -16, -32, 32, 16,
1167 -32, -16, 8, 32, -8, -32, 32, 8,
1168 -32, -8, 32, 32, -32, -32, 0, 36,
1169 0, -36, 36, 0, -36, 0, -24, 24,
1170 24, -24, -16, 32, 16, -32, 32, -16,
1171 -32, 16, 20, 52, -20, -52, 52, 20,
1172 -52, -20, 36, 56, -36, -56, 56, 36,
1173 -56, -36, -12, 44, 12, -44, 44, -12,
1174 -44, 12, 8, 56, -8, -56, 56, 8,
1175 -56, -8, 60, 60, -60, -60, -4, 64,
1176 4, -64, 64, -4, -64, 4, -36, 44,
1177 36, -44, 44, -36, -44, 36, -28, 60,
1178 28, -60, 60, -28, -60, 28, 44, 92,
1179 -44, -92, 92, 44, -92, -44, 24, 92,
1180 -24, -92, 92, 24, -92, -24, 72, 96,
1181 -72, -96, 96, 72, -96, -72, -20, 84,
1182 20, -84, 84, -20, -84, 20, 8, 100,
1183 -8, -100, 100, 8, -100, -8, 108, 108,
1184 -108, -108, -68, 68, 68, -68, -56, 84,
1185 56, -84, 84, -56, -84, 56, -12, 120,
1186 12, -120, 120, -12, -120, 12, -48, 108,
1187 48, -108, 108, -48, -108, 48, -104, 124,
1188 104, -124, 124, -104, -124, 104, 24, 24,
1189 -24, -24, 44, 44, -44, -44, 84, 84,
1190 -84, -84,
1191]};
1192
1193const DT_2_4: IviDeltaCB = IviDeltaCB{ quad_radix: 11, data: &[
1194 0, 0, 5, 5, -5, -5, 0, 5,
1195 0, -5, 5, 0, -5, 0, 10, 10,
1196 -10, -10, 5, 15, -5, -15, 15, 5,
1197 -15, -5, -10, 10, 10, -10, -5, 15,
1198 5, -15, 15, -5, -15, 5, 10, 20,
1199 -10, -20, 20, 10, -20, -10, 20, 20,
1200 -20, -20, 0, 25, 0, -25, 25, 0,
1201 -25, 0, -15, 20, 15, -20, 20, -15,
1202 -20, 15, 25, 40, -25, -40, 40, 25,
1203 -40, -25, -10, 30, 10, -30, 30, -10,
1204 -30, 10, 10, 40, -10, -40, 40, 10,
1205 -40, -10, 40, 40, -40, -40, 0, 45,
1206 0, -45, 45, 0, -45, 0, -30, 30,
1207 30, -30, -20, 40, 20, -40, 40, -20,
1208 -40, 20, 25, 65, -25, -65, 65, 25,
1209 -65, -25, 45, 70, -45, -70, 70, 45,
1210 -70, -45, -15, 55, 15, -55, 55, -15,
1211 -55, 15, 10, 70, -10, -70, 70, 10,
1212 -70, -10, 75, 75, -75, -75, -5, 85,
1213 5, -85, 85, -5, -85, 5, -45, 55,
1214 45, -55, 55, -45, -55, 45, -35, 75,
1215 35, -75, 75, -35, -75, 35, 55, 115,
1216 -55, -115, 115, 55, -115, -55, 30, 115,
1217 -30, -115, 115, 30, -115, -30, 90, 120,
1218 -90, -120, 120, 90, -120, -90, -30, 105,
1219 30, -105, 105, -30, -105, 30, -85, 85,
1220 85, -85, -70, 105, 70, -105, 105, -70,
1221 -105, 70, 30, 30, -30, -30, 60, 60,
1222 -60, -60, 105, 105, -105, -105,
1223]};
1224
1225const DT_2_5: IviDeltaCB = IviDeltaCB{ quad_radix: 12, data: &[
1226 0, 0, 6, 6, -6, -6, 0, 6,
1227 0, -6, 6, 0, -6, 0, 12, 12,
1228 -12, -12, 6, 12, -6, -12, 12, 6,
1229 -12, -6, -12, 12, 12, -12, -6, 18,
1230 6, -18, 18, -6, -18, 6, 12, 24,
1231 -12, -24, 24, 12, -24, -12, 24, 24,
1232 -24, -24, 0, 30, 0, -30, 30, 0,
1233 -30, 0, -18, 24, 18, -24, 24, -18,
1234 -24, 18, 30, 48, -30, -48, 48, 30,
1235 -48, -30, -6, 36, 6, -36, 36, -6,
1236 -36, 6, 12, 48, -12, -48, 48, 12,
1237 -48, -12, 48, 48, -48, -48, 0, 54,
1238 0, -54, 54, 0, -54, 0, -36, 36,
1239 36, -36, -24, 48, 24, -48, 48, -24,
1240 -48, 24, 30, 78, -30, -78, 78, 30,
1241 -78, -30, 54, 84, -54, -84, 84, 54,
1242 -84, -54, -18, 66, 18, -66, 66, -18,
1243 -66, 18, 12, 84, -12, -84, 84, 12,
1244 -84, -12, 90, 90, -90, -90, -6, 96,
1245 6, -96, 96, -6, -96, 6, -54, 66,
1246 54, -66, 66, -54, -66, 54, -42, 90,
1247 42, -90, 90, -42, -90, 42, -30, 126,
1248 30, -126, 126, -30, -126, 30, -102, 102,
1249 102, -102, -84, 126, 84, -126, 126, -84,
1250 -126, 84, 36, 36, -36, -36, 66, 66,
1251 -66, -66,
1252]};
1253
1254const DT_2_6: IviDeltaCB = IviDeltaCB{ quad_radix: 12, data: &[
1255 0, 0, 7, 7, -7, -7, 0, 7,
1256 0, -7, 7, 0, -7, 0, 14, 14,
1257 -14, -14, 7, 21, -7, -21, 21, 7,
1258 -21, -7, -14, 14, 14, -14, -7, 21,
1259 7, -21, 21, -7, -21, 7, 14, 28,
1260 -14, -28, 28, 14, -28, -14, 28, 28,
1261 -28, -28, 0, 35, 0, -35, 35, 0,
1262 -35, 0, -21, 28, 21, -28, 28, -21,
1263 -28, 21, 35, 56, -35, -56, 56, 35,
1264 -56, -35, -14, 42, 14, -42, 42, -14,
1265 -42, 14, 14, 56, -14, -56, 56, 14,
1266 -56, -14, 56, 56, -56, -56, 0, 63,
1267 0, -63, 63, 0, -63, 0, -42, 42,
1268 42, -42, -28, 56, 28, -56, 56, -28,
1269 -56, 28, 35, 91, -35, -91, 91, 35,
1270 -91, -35, 63, 98, -63, -98, 98, 63,
1271 -98, -63, -21, 77, 21, -77, 77, -21,
1272 -77, 21, 14, 98, -14, -98, 98, 14,
1273 -98, -14, 105, 105, -105, -105, -7, 119,
1274 7, -119, 119, -7, -119, 7, -63, 77,
1275 63, -77, 77, -63, -77, 63, -49, 105,
1276 49, -105, 105, -49, -105, 49, -119, 119,
1277 119, -119, 42, 42, -42, -42, 77, 77,
1278 -77, -77,
1279]};
1280
1281const DT_2_7: IviDeltaCB = IviDeltaCB{ quad_radix: 12, data: &[
1282 0, 0, 8, 8, -8, -8, 0, 8,
1283 0, -8, 8, 0, -8, 0, 16, 16,
1284 -16, -16, 8, 16, -8, -16, 16, 8,
1285 -16, -8, -16, 16, 16, -16, -8, 24,
1286 8, -24, 24, -8, -24, 8, 16, 32,
1287 -16, -32, 32, 16, -32, -16, 32, 32,
1288 -32, -32, 0, 40, 0, -40, 40, 0,
1289 -40, 0, -24, 32, 24, -32, 32, -24,
1290 -32, 24, 40, 64, -40, -64, 64, 40,
1291 -64, -40, -16, 48, 16, -48, 48, -16,
1292 -48, 16, 16, 64, -16, -64, 64, 16,
1293 -64, -16, 64, 64, -64, -64, 0, 72,
1294 0, -72, 72, 0, -72, 0, -48, 48,
1295 48, -48, -32, 64, 32, -64, 64, -32,
1296 -64, 32, 40, 104, -40, -104, 104, 40,
1297 -104, -40, 72, 112, -72, -112, 112, 72,
1298 -112, -72, -24, 88, 24, -88, 88, -24,
1299 -88, 24, 16, 112, -16, -112, 112, 16,
1300 -112, -16, 120, 120, -120, -120, -72, 88,
1301 72, -88, 88, -72, -88, 72, -56, 120,
1302 56, -120, 120, -56, -120, 56, 48, 48,
1303 -48, -48, 88, 88, -88, -88,
1304]};
1305
1306const DT_2_8: IviDeltaCB = IviDeltaCB{ quad_radix: 13, data: &[
1307 0, 0, 9, 9, -9, -9, 0, 9,
1308 0, -9, 9, 0, -9, 0, 18, 18,
1309 -18, -18, 9, 27, -9, -27, 27, 9,
1310 -27, -9, -18, 18, 18, -18, -9, 27,
1311 9, -27, 27, -9, -27, 9, 18, 36,
1312 -18, -36, 36, 18, -36, -18, 36, 36,
1313 -36, -36, 0, 45, 0, -45, 45, 0,
1314 -45, 0, -27, 36, 27, -36, 36, -27,
1315 -36, 27, 45, 72, -45, -72, 72, 45,
1316 -72, -45, -18, 54, 18, -54, 54, -18,
1317 -54, 18, 18, 72, -18, -72, 72, 18,
1318 -72, -18, 72, 72, -72, -72, 0, 81,
1319 0, -81, 81, 0, -81, 0, -54, 54,
1320 54, -54, -36, 72, 36, -72, 72, -36,
1321 -72, 36, 45, 117, -45, -117, 117, 45,
1322 -117, -45, 81, 126, -81, -126, 126, 81,
1323 -126, -81, -27, 99, 27, -99, 99, -27,
1324 -99, 27, -81, 99, 81, -99, 99, -81,
1325 -99, 81, 54, 54, -54, -54, 108, 108,
1326 -108, -108,
1327]};
1328
1329const DT_3_1: IviDeltaCB = IviDeltaCB{ quad_radix: 11, data: &[
1330 0, 0, 2, 2, -2, -2, 0, 3,
1331 0, -3, 3, 0, -3, 0, 6, 6,
1332 -6, -6, 0, 7, 0, -7, 7, 0,
1333 -7, 0, -5, 5, 5, -5, 5, -5,
1334 -5, 5, 6, 11, -6, -11, 11, 6,
1335 -11, -6, 0, 8, 0, -8, 8, 0,
1336 -8, 0, 11, 11, -11, -11, 0, 12,
1337 0, -12, 12, 0, -12, 0, 12, 17,
1338 -12, -17, 17, 12, -17, -12, 17, 17,
1339 -17, -17, 6, 18, -6, -18, 18, 6,
1340 -18, -6, -8, 11, 8, -11, 11, -8,
1341 -11, 8, 0, 15, 0, -15, 15, 0,
1342 -15, 0, 0, 20, 0, -20, 20, 0,
1343 -20, 0, 18, 25, -18, -25, 25, 18,
1344 -25, -18, 11, 25, -11, -25, 25, 11,
1345 -25, -11, 25, 25, -25, -25, -14, 14,
1346 14, -14, 14, -14, -14, 14, 0, 26,
1347 0, -26, 26, 0, -26, 0, -11, 18,
1348 11, -18, 18, -11, -18, 11, -7, 22,
1349 7, -22, 22, -7, -22, 7, 26, 34,
1350 -26, -34, 34, 26, -34, -26, 18, 34,
1351 -18, -34, 34, 18, -34, -18, 34, 34,
1352 -34, -34, 11, 35, -11, -35, 35, 11,
1353 -35, -11, 0, 29, 0, -29, 29, 0,
1354 -29, 0, -19, 22, 19, -22, 22, -19,
1355 -22, 19, -15, 26, 15, -26, 26, -15,
1356 -26, 15, 0, 37, 0, -37, 37, 0,
1357 -37, 0, 27, 44, -27, -44, 44, 27,
1358 -44, -27, 36, 44, -36, -44, 44, 36,
1359 -44, -36, 18, 44, -18, -44, 44, 18,
1360 -44, -18, -10, 33, 10, -33, 33, -10,
1361 -33, 10, 45, 45, -45, -45, 0, 0,
1362]};
1363
1364const DT_3_2: IviDeltaCB = IviDeltaCB{ quad_radix: 13, data: &[
1365 0, 0, 0, 2, 0, -2, 2, 0,
1366 -2, 0, 2, 2, -2, -2, 6, 6,
1367 -6, -6, 0, 6, 0, -6, 6, 0,
1368 -6, 0, -4, 4, 4, -4, 10, -6,
1369 -10, 6, 0, -12, 0, 12, -6, -12,
1370 6, -12, -6, 12, 6, 12, -14, 0,
1371 14, 0, 12, 12, -12, -12, 0, -18,
1372 0, 18, 14, -12, -14, 12, -18, -6,
1373 18, -6, -18, 6, 18, 6, -10, -18,
1374 10, -18, -10, 18, 10, 18, -22, 0,
1375 22, 0, 0, -24, 0, 24, -22, -12,
1376 22, -12, -22, 12, 22, 12, -8, -24,
1377 8, -24, -8, 24, 8, 24, -26, -6,
1378 26, -6, -26, 6, 26, 6, -28, 0,
1379 28, 0, 20, 20, -20, -20, -14, -26,
1380 14, 26, -30, -12, 30, 12, -10, -32,
1381 10, 32, -18, -32, 18, 32, -26, -26,
1382 26, 26, -34, -20, 34, 20, -38, -12,
1383 38, 12, -32, -32, 32, 32, 32, 32,
1384 -22, -40, -34, -34, 34, 34,
1385]};
1386
1387const DT_3_3: IviDeltaCB = IviDeltaCB{ quad_radix: 13, data: &[
1388 0, 0, 0, 2, 0, -2, 2, 0,
1389 -2, 0, 4, 4, -4, -4, 10, 10,
1390 -10, -10, 0, 10, 0, -10, 10, 0,
1391 -10, 0, -6, 6, 6, -6, 14, -8,
1392 -14, 8, -18, 0, 18, 0, 10, -16,
1393 -10, 16, 0, -24, 0, 24, -24, -8,
1394 24, -8, -24, 8, 24, 8, 18, 18,
1395 -18, -18, 20, -16, -20, 16, -14, -26,
1396 14, -26, -14, 26, 14, 26, -30, 0,
1397 30, 0, 0, -34, 0, 34, -34, -8,
1398 34, -8, -34, 8, 34, 8, -30, -18,
1399 30, -18, -30, 18, 30, 18, -10, -34,
1400 10, -34, -10, 34, 10, 34, -20, -34,
1401 20, 34, -40, 0, 40, 0, 30, 30,
1402 -30, -30, -40, -18, 40, 18, 0, -44,
1403 0, 44, -16, -44, 16, 44, -36, -36,
1404 -36, -36, 36, 36, -26, -44, 26, 44,
1405 -46, -26, 46, 26, -52, -18, 52, 18,
1406 -20, -54, -44, -44, 44, 44, -32, -54,
1407 -46, -46, -46, -46, 46, 46,
1408]};
1409
1410const DT_3_4: IviDeltaCB = IviDeltaCB{ quad_radix: 13, data: &[
1411 0, 0, 0, 4, 0, -4, 4, 0,
1412 -4, 0, 4, 4, -4, -4, 12, 12,
1413 -12, -12, 0, 12, 0, -12, 12, 0,
1414 -12, 0, -8, 8, 8, -8, 8, -16,
1415 -8, 16, 0, -24, 0, 24, -24, -8,
1416 24, -8, -24, 8, 24, 8, 20, -16,
1417 -20, 16, -28, 0, 28, 0, -16, -24,
1418 16, -24, -16, 24, 16, 24, 0, -32,
1419 0, 32, -28, -16, 28, -16, -28, 16,
1420 28, 16, -8, -32, 8, -32, -32, -8,
1421 32, -8, -32, 8, 32, 8, -8, 32,
1422 8, 32, 24, 24, -24, -24, 24, -24,
1423 -24, 24, -20, -32, 20, 32, -40, 0,
1424 40, 0, -40, -16, 40, 16, 0, -44,
1425 0, -44, -44, 0, 44, 0, 0, 44,
1426 0, 44, -32, -32, 32, 32, -16, -44,
1427 16, 44, -24, -44, -44, -24, 44, 24,
1428 24, 44, -48, -16, 48, 16, -36, -36,
1429 -36, -36, 36, 36, 36, 36, -20, -52,
1430 40, 40, -40, -40, -32, -52,
1431]};
1432
1433const DT_3_5: IviDeltaCB = IviDeltaCB{ quad_radix: 13, data: &[
1434 0, 0, 2, 2, -2, -2, 6, 6,
1435 -6, -6, 12, 12, -12, -12, 20, 20,
1436 -20, -20, 32, 32, -32, -32, 46, 46,
1437 -46, -46, 0, 0, 0, 0, 0, 0,
1438 0, 0, 0, 0, 0, 0, 0, 0,
1439 0, 0, 0, 0, 0, 0, 0, 0,
1440 0, 0, 0, 0, 0, 0, 0, 0,
1441 0, 0, 0, 0, 0, 0, 0, 0,
1442 0, 0, 0, 0, 0, 0, 0, 0,
1443 0, 0, 0, 0, 0, 0, 0, 0,
1444 0, 0, 0, 0, 0, 0, 0, 0,
1445 0, 0, 0, 0, 0, 0, 0, 0,
1446 0, 0, 0, 0, 0, 0, 0, 0,
1447 0, 0, 0, 0, 0, 0, 0, 0,
1448 0, 0, 0, 0, 0, 0, 0, 0,
1449 0, 0, 0, 0, 0, 0, 0, 0,
1450 0, 0, 0, 0, 0, 0, 0, 0,
1451 0, 0, 0, 0, 0, 0, 0, 0,
1452 0, 0, 0, 0, 0, 0, 0, 0,
1453 0, 0, 0, 0, 0, 0,
1454]};
1455
1456const IVI3_DELTA_CBS: [&IviDeltaCB; 24] = [
1457 &DT_1_1, &DT_1_2, &DT_1_3, &DT_1_4, &DT_1_5, &DT_1_6, &DT_1_7, &DT_1_8,
1458 &DT_2_1, &DT_2_2, &DT_2_3, &DT_2_4, &DT_2_5, &DT_2_6, &DT_2_7, &DT_2_8,
1459 &DT_3_1, &DT_3_2, &DT_3_3, &DT_3_4, &DT_3_5, &DT_3_5, &DT_3_5, &DT_3_5
1460];