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5641dccf KS |
1 | use nihav_core::formats::YUV420_FORMAT; |
2 | use nihav_core::frame::*; | |
01613464 | 3 | use nihav_core::codecs::{NADecoder, NADecoderSupport, MV, ZERO_MV, DecoderError, DecoderResult, IPBShuffler}; |
5641dccf KS |
4 | use nihav_core::io::byteio::{MemoryReader,ByteReader}; |
5 | use nihav_core::io::bitreader::{BitReader,BitReaderMode}; | |
6 | use nihav_core::io::intcode::*; | |
52aad9fe KS |
7 | |
8 | use super::rv60codes::*; | |
9 | use super::rv60dsp::*; | |
10 | ||
11 | struct UniqueList<A> { | |
12 | list: [A; 4], | |
13 | fill: usize, | |
14 | max_size: usize, | |
15 | } | |
16 | ||
17 | impl<A:Copy+Default+PartialEq> UniqueList<A> { | |
18 | fn new(max_size: usize) -> Self { | |
19 | Self { list: [A::default(); 4], fill: 0, max_size } | |
20 | } | |
21 | fn add(&mut self, cand: A) { | |
22 | if self.fill == self.max_size { return; } | |
23 | let mut unique = true; | |
61d3e294 | 24 | for el in self.list.iter().take(self.fill) { |
52aad9fe KS |
25 | if *el == cand { |
26 | unique = false; | |
27 | break; | |
28 | } | |
29 | } | |
30 | if unique { | |
31 | self.list[self.fill] = cand; | |
32 | self.fill += 1; | |
33 | } | |
34 | } | |
35 | } | |
36 | ||
37 | const RV60_FRAME_TYPES: [FrameType; 4] = [ FrameType::I, FrameType::P, FrameType::B, FrameType::Other ]; | |
38 | const MAX_IMODE: u8 = 34; | |
39 | ||
40 | #[derive(Clone,Copy,Debug)] | |
41 | struct FrameHeader { | |
42 | profile: u8, | |
43 | ftype: FrameType, | |
44 | qp: u8, | |
45 | osvquant: u8, | |
46 | ts: u32, | |
47 | width: usize, | |
48 | height: usize, | |
49 | two_f_refs: bool, | |
50 | qp_off_type: u8, | |
51 | deblock: bool, | |
52 | deblock_chroma: bool, | |
53 | } | |
54 | ||
55 | const RV60_CUSTOM_MSG_LENS: [u32; 4] = [ 2, 4, 16, 32 ]; | |
56 | impl FrameHeader { | |
57 | fn read(br: &mut BitReader) -> DecoderResult<Self> { | |
58 | let marker = br.read(2)?; | |
59 | validate!(marker == 3); | |
60 | let profile = br.read(2)? as u8; | |
61 | validate!(profile == 0); | |
62 | let _someval = br.read(4)?; | |
63 | let ftypeid = br.read(2)? as usize; | |
64 | let ftype = RV60_FRAME_TYPES[ftypeid]; | |
65 | let qp = br.read(6)? as u8; | |
66 | let marker = br.read(1)?; | |
67 | validate!(marker == 0); | |
68 | let toolset = br.read(2)?; | |
69 | validate!(toolset == 0); | |
70 | let osvquant = br.read(2)? as u8; | |
71 | let _some_flag = br.read_bool()?; | |
72 | let _some_val = br.read(2)?; | |
73 | let ts = br.read(24)?; | |
74 | let width = ((br.read(11)? as usize) + 1) * 4; | |
75 | let height = ((br.read(11)? as usize) + 0) * 4; | |
76 | validate!(height > 0); | |
77 | let _some_flag = br.read_bool()?; | |
78 | let two_f_refs; | |
79 | if ftype == FrameType::I { | |
80 | //byte17 = 0 | |
81 | two_f_refs = false; | |
82 | } else { | |
83 | let flag = br.read_bool()?; | |
84 | if flag { // untested | |
85 | br.skip(1)?; | |
86 | br.skip(1)?; | |
87 | br.skip(1)?; | |
88 | } | |
89 | //byte17 = flag? | |
90 | two_f_refs = br.read_bool()?; | |
91 | } | |
92 | // if byte17 { dw40 = 2; dw3C = 2; } else { dw40 = 1; dw3C = 1; } | |
93 | let _some_val = br.read_code(UintCodeType::Unary012)?; // luma_qp_diff? | |
94 | let chroma_qp_diff = br.read(1)?; | |
95 | validate!(chroma_qp_diff == 0); | |
96 | let qp_off_type = br.read_code(UintCodeType::Unary012)? as u8; | |
97 | let deblock = br.read_bool()?; | |
98 | let deblock_chroma = deblock && !br.read_bool()?; | |
99 | if br.read_bool()? { | |
100 | let custom_msg_hdr_len = br.read(2)? as usize; | |
101 | if custom_msg_hdr_len != 0 { | |
102 | for i in 0..custom_msg_hdr_len { | |
103 | br.skip(RV60_CUSTOM_MSG_LENS[i] * 8)?; | |
104 | } | |
105 | } | |
106 | } | |
107 | ||
108 | Ok(FrameHeader { | |
109 | profile, ftype, qp, osvquant, ts, width, height, two_f_refs, qp_off_type, | |
110 | deblock, deblock_chroma, | |
111 | }) | |
112 | } | |
113 | fn parse_slice_sizes(&self, br: &mut BitReader, sizes: &mut Vec<usize>) -> DecoderResult<()> { | |
114 | let nslices = self.get_height_cu(); | |
115 | let nbits = (br.read(5)? as u8) + 1; | |
116 | validate!(nbits < 32); | |
117 | let mut signs: Vec<bool> = Vec::with_capacity(nslices); | |
118 | for _ in 0..nslices { | |
119 | let sign = br.read_bool()?; | |
120 | signs.push(sign); | |
121 | } | |
122 | validate!(signs[0]); | |
123 | sizes.truncate(0); | |
124 | let mut sum = 0; | |
125 | let first_size = br.read(nbits)? as usize; | |
126 | validate!(first_size > 0); | |
127 | sum += first_size; | |
128 | let mut lastsize = first_size; | |
129 | sizes.push(first_size); | |
130 | for i in 1..nslices { | |
131 | let diff = br.read(nbits)? as isize; | |
132 | let size; | |
133 | if signs[i] { | |
134 | let sum = (lastsize as isize).checked_add(diff); | |
135 | validate!(sum.is_some()); | |
136 | size = sum.unwrap() as usize; | |
137 | } else { | |
138 | let sum = (lastsize as isize).checked_sub(diff); | |
139 | validate!(sum.is_some()); | |
140 | size = sum.unwrap() as usize; | |
141 | } | |
142 | sizes.push(size); | |
143 | sum += size; | |
144 | lastsize = size; | |
145 | } | |
146 | br.align(); | |
147 | if ((br.left() >> 3) as usize) != sum { | |
148 | println!(" left {} / {}", br.left() >> 3, sum); | |
149 | } | |
150 | validate!((br.left() >> 3) >= (sum as isize)); | |
151 | Ok(()) | |
152 | } | |
153 | fn read_line_qp_offset(&self, br: &mut BitReader) -> DecoderResult<i8> { | |
154 | match self.qp_off_type { | |
155 | 0 => Ok(0), | |
156 | 1 => { | |
157 | let val = br.read_code(UintCodeType::Unary012)?; | |
158 | if val != 2 { | |
159 | Ok(val as i8) | |
160 | } else { | |
161 | Ok(-1) | |
162 | } | |
163 | }, | |
164 | _ => { | |
165 | if br.read(1)? == 0 { | |
166 | Ok(0) | |
167 | } else { | |
168 | let val = br.read(2)? as i8; | |
169 | if (val & 2) == 0 { | |
170 | Ok(val + 1) | |
171 | } else { | |
172 | Ok(-((val & 1) + 1)) | |
173 | } | |
174 | } | |
175 | }, | |
176 | } | |
177 | } | |
178 | fn get_width_cu(&self) -> usize { | |
179 | (self.width + 63) >> 6 | |
180 | } | |
181 | fn get_height_cu(&self) -> usize { | |
182 | (self.height + 63) >> 6 | |
183 | } | |
184 | fn has_top_block(&self, xpos: usize, ypos: usize, dx: usize, dy: usize, size: usize) -> bool { | |
185 | if (ypos + dy) == 0 { return false; } | |
186 | let xpos2 = xpos + dx; | |
187 | if (xpos2 + size) > self.width { return false; } | |
188 | true | |
189 | } | |
190 | fn has_top_right_block(&self, xpos: usize, ypos: usize, dx: usize, dy: usize, size: usize) -> bool { | |
191 | if (ypos + dy) == 0 { return false; } | |
192 | let xpos2 = xpos + dx; | |
193 | if (xpos2 + size * 2) > self.width { return false; } | |
194 | let cxpos = ((xpos + dx) & 63) >> RV60_BLOCK_LOG2[size]; | |
195 | let cypos = ((ypos + dy) & 63) >> RV60_BLOCK_LOG2[size]; | |
196 | ((cypos as u8) & RV60_AVAIL_MASK[cxpos]) == 0 | |
197 | } | |
198 | fn has_left_block(&self, xpos: usize, ypos: usize, dx: usize, dy: usize, size: usize) -> bool { | |
199 | if (xpos + dx) == 0 { return false; } | |
200 | let ypos2 = ypos + dy; | |
201 | if (ypos2 + size) > self.height { return false; } | |
202 | true | |
203 | } | |
204 | fn has_left_down_block(&self, xpos: usize, ypos: usize, dx: usize, dy: usize, size: usize) -> bool { | |
205 | if (xpos + dx) == 0 { return false; } | |
206 | let ypos2 = ypos + dy; | |
207 | if (ypos2 + size * 2) > self.height { return false; } | |
208 | let cxpos = (!(xpos + dx) & 63) >> RV60_BLOCK_LOG2[size]; | |
209 | let cypos = (!(ypos + dy) & 63) >> RV60_BLOCK_LOG2[size]; | |
210 | ((cypos as u8) & RV60_AVAIL_MASK[cxpos]) >= 1 | |
211 | } | |
212 | } | |
213 | ||
214 | const RV60_BLOCK_LOG2: [u8; 65] = [ | |
215 | 0, | |
216 | 0, 1, 0, 2, 0, 0, 0, 3, 0, 0, 0, 0, 0, 0, 0, 4, | |
217 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 5, | |
218 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
219 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 6 | |
220 | ]; | |
221 | const RV60_AVAIL_MASK: [u8; 64] = [ | |
222 | 0, 1, 0, 3, 0, 1, 0, 7, 0, 1, 0, 3, 0, 1, 0, 0, | |
223 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
224 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
225 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 | |
226 | ]; | |
227 | ||
228 | #[derive(Clone,Copy,PartialEq,Debug)] | |
229 | enum CUType { | |
230 | Intra, | |
231 | InterMV, | |
232 | Skip, | |
233 | InterNoMV, | |
234 | } | |
235 | ||
236 | impl Default for CUType { | |
237 | fn default() -> Self { CUType::Intra } | |
238 | } | |
239 | ||
240 | const RV60_CU_TYPES: [CUType; 4] = [ CUType::Intra, CUType::InterMV, CUType::Skip, CUType::InterNoMV ]; | |
241 | ||
242 | #[derive(Clone,Copy,PartialEq,Debug)] | |
243 | enum PUType { | |
244 | Full, | |
245 | N2Hor, | |
246 | N2Ver, | |
247 | Quarters, | |
248 | N4Hor, | |
249 | N34Hor, | |
250 | N4Ver, | |
251 | N34Ver, | |
252 | } | |
253 | ||
254 | const RV60_PU_TYPES: [PUType; 8] = [ | |
255 | PUType::Full, PUType::N2Hor, PUType::N2Ver, PUType::Quarters, | |
256 | PUType::N4Hor, PUType::N34Hor, PUType::N4Ver, PUType::N34Ver, | |
257 | ]; | |
258 | ||
259 | impl PUType { | |
e07387c7 KS |
260 | fn get_num_mvs(self) -> usize { |
261 | match self { | |
52aad9fe KS |
262 | PUType::Full => 1, |
263 | PUType::Quarters => 4, | |
264 | _ => 2, | |
265 | } | |
266 | } | |
e07387c7 | 267 | fn get_mv_size(self, part_no: usize, size: usize) -> (usize, usize) { |
52aad9fe | 268 | let mv_size = size >> 2; |
e07387c7 | 269 | match self { |
52aad9fe KS |
270 | PUType::Full => (mv_size, mv_size), |
271 | PUType::N2Hor => (mv_size, mv_size >> 1), | |
272 | PUType::N2Ver => (mv_size >> 1, mv_size), | |
273 | PUType::Quarters => (mv_size >> 1, mv_size >> 1), | |
274 | PUType::N4Hor => { | |
275 | if part_no == 0 { | |
e07387c7 | 276 | (mv_size, mv_size >> 2) |
52aad9fe | 277 | } else { |
e07387c7 | 278 | (mv_size, (3 * mv_size) >> 2) |
52aad9fe KS |
279 | } |
280 | }, | |
281 | PUType::N34Hor => { | |
282 | if part_no == 0 { | |
e07387c7 | 283 | (mv_size, (3 * mv_size) >> 2) |
52aad9fe | 284 | } else { |
e07387c7 | 285 | (mv_size, mv_size >> 2) |
52aad9fe KS |
286 | } |
287 | }, | |
288 | PUType::N4Ver => { | |
289 | if part_no == 0 { | |
e07387c7 | 290 | ( mv_size >> 2, mv_size) |
52aad9fe | 291 | } else { |
e07387c7 | 292 | ((3 * mv_size) >> 2, mv_size) |
52aad9fe KS |
293 | } |
294 | }, | |
295 | PUType::N34Ver => { | |
296 | if part_no == 0 { | |
e07387c7 | 297 | ((3 * mv_size) >> 2, mv_size) |
52aad9fe | 298 | } else { |
e07387c7 | 299 | ( mv_size >> 2, mv_size) |
52aad9fe KS |
300 | } |
301 | }, | |
302 | } | |
303 | } | |
e07387c7 KS |
304 | fn has_hor_split(self) -> bool { |
305 | match self { | |
52aad9fe KS |
306 | PUType::N2Hor | PUType::N4Hor | PUType::N34Hor | PUType::Quarters => true, |
307 | _ => false, | |
308 | } | |
309 | } | |
e07387c7 KS |
310 | fn has_ver_split(self) -> bool { |
311 | match self { | |
52aad9fe KS |
312 | PUType::N2Ver | PUType::N4Ver | PUType::N34Ver | PUType::Quarters => true, |
313 | _ => false, | |
314 | } | |
315 | } | |
316 | } | |
317 | ||
318 | impl Default for PUType { | |
319 | fn default() -> Self { PUType::Full } | |
320 | } | |
321 | ||
322 | #[derive(Clone,Copy,Debug)] | |
323 | enum IntraMode { | |
324 | Index(u8), | |
325 | Mode(u8), | |
326 | DC64, | |
327 | Plane64, | |
328 | } | |
329 | ||
330 | #[derive(Clone,Copy,PartialEq,Debug)] | |
331 | enum TransformType { | |
332 | None, | |
333 | T4X4, | |
334 | T8X8, | |
335 | T16X16, | |
336 | } | |
337 | ||
338 | impl Default for TransformType { | |
339 | fn default() -> Self { TransformType::None } | |
340 | } | |
341 | ||
342 | #[derive(Clone,Copy,PartialEq,Debug)] | |
343 | enum MVRef { | |
344 | None, | |
345 | Ref0, | |
346 | Ref1, | |
347 | BRef, | |
348 | Ref0AndBRef, | |
349 | Skip0, | |
350 | Skip1, | |
351 | Skip2, | |
352 | Skip3, | |
353 | } | |
354 | ||
355 | const SKIP_MV_REF: [MVRef; 4] = [ MVRef::Skip0, MVRef::Skip1, MVRef::Skip2, MVRef::Skip3 ]; | |
356 | ||
357 | impl MVRef { | |
e07387c7 KS |
358 | fn get_skip_mv_num(self) -> usize { |
359 | match self { | |
52aad9fe KS |
360 | MVRef::Skip1 => 1, |
361 | MVRef::Skip2 => 2, | |
362 | MVRef::Skip3 => 3, | |
363 | _ => 0, | |
364 | } | |
365 | } | |
e07387c7 KS |
366 | fn is_ref0(self) -> bool { |
367 | match self { | |
52aad9fe KS |
368 | MVRef::Ref0 | MVRef::Ref0AndBRef => true, |
369 | _ => false, | |
370 | } | |
371 | } | |
e07387c7 KS |
372 | fn is_fwd(self) -> bool { |
373 | match self { | |
52aad9fe KS |
374 | MVRef::Ref0 | MVRef::Ref1 | MVRef::Ref0AndBRef => true, |
375 | _ => false, | |
376 | } | |
377 | } | |
e07387c7 KS |
378 | fn is_bwd(self) -> bool { |
379 | match self { | |
52aad9fe KS |
380 | MVRef::BRef | MVRef::Ref0AndBRef => true, |
381 | _ => false, | |
382 | } | |
383 | } | |
384 | } | |
385 | ||
386 | #[derive(Clone,Copy,PartialEq,Debug)] | |
387 | struct MVInfo { | |
388 | f_mv: MV, | |
389 | b_mv: MV, | |
390 | mvref: MVRef, | |
391 | } | |
392 | ||
393 | impl MVInfo { | |
394 | fn is_some(&self) -> bool { self.mvref != MVRef::None } | |
395 | fn matches_fwd(&self, mvref: MVRef) -> bool { | |
396 | (self.mvref == mvref) || (self.mvref.is_ref0() && mvref.is_ref0()) | |
397 | } | |
398 | fn matches_bwd(&self, mvref: MVRef) -> bool { | |
399 | self.mvref.is_bwd() && mvref.is_bwd() | |
400 | } | |
401 | fn is_deblock_cand(&self, other: &MVInfo) -> bool { | |
402 | if self.mvref != other.mvref { return true; } | |
403 | let mut mvdiff = 0; | |
404 | if self.mvref.is_fwd() { | |
405 | let diff = self.f_mv - other.f_mv; | |
406 | mvdiff += diff.x.abs() + diff.y.abs(); | |
407 | } | |
408 | if self.mvref.is_bwd() { | |
409 | let diff = self.b_mv - other.b_mv; | |
410 | mvdiff += diff.x.abs() + diff.y.abs(); | |
411 | } | |
412 | mvdiff > 4 | |
413 | } | |
414 | } | |
415 | ||
416 | impl Default for MVInfo { | |
417 | fn default() -> Self { Self { f_mv: ZERO_MV, b_mv: ZERO_MV, mvref: MVRef::None } } | |
418 | } | |
419 | ||
420 | #[derive(Clone,Copy,Debug)] | |
421 | struct CBHeader { | |
422 | cu_type: CUType, | |
423 | pu_type: PUType, | |
424 | ttype: TransformType, | |
425 | imode: [IntraMode; 4], | |
426 | mv: [MVInfo; 4], | |
427 | } | |
428 | ||
429 | impl CBHeader { | |
430 | fn read(br: &mut BitReader, ftype: FrameType, two_f_refs: bool, size: usize) -> DecoderResult<Self> { | |
431 | let cu_type; | |
432 | let pu_type; | |
433 | let mut imode: [IntraMode; 4] = [IntraMode::Index(0); 4]; | |
434 | let mut mv: [MVInfo; 4] = [MVInfo::default(); 4]; | |
435 | if ftype == FrameType::I { | |
436 | cu_type = CUType::Intra; | |
437 | } else { | |
438 | cu_type = RV60_CU_TYPES[br.read(2)? as usize]; | |
439 | } | |
440 | match cu_type { | |
441 | CUType::Intra => { | |
442 | if (size == 8) && br.read_bool()? { | |
443 | pu_type = PUType::Quarters; | |
444 | } else { | |
445 | pu_type = PUType::Full; | |
446 | } | |
447 | if pu_type == PUType::Quarters { | |
448 | for i in 0..4 { | |
449 | imode[i] = CBHeader::read_intra_mode(br)?; | |
450 | } | |
451 | } else if size <= 32 { | |
452 | imode[0] = CBHeader::read_intra_mode(br)?; | |
453 | } else { | |
454 | if !br.read_bool()? { | |
455 | imode[0] = IntraMode::DC64; | |
456 | } else { | |
457 | imode[0] = IntraMode::Plane64; | |
458 | } | |
459 | } | |
460 | }, | |
461 | CUType::InterMV => { | |
462 | let bits = if size == 8 { 2 } else { 3 }; | |
463 | pu_type = RV60_PU_TYPES[br.read(bits)? as usize]; | |
464 | CBHeader::read_mv_data(br, ftype, two_f_refs, size, pu_type, &mut mv)?; | |
465 | }, | |
466 | _ => { | |
467 | pu_type = PUType::Full; | |
468 | let skip_mv_no = br.read_code(UintCodeType::LimitedUnary(3, 0))?; | |
469 | mv[0].mvref = SKIP_MV_REF[skip_mv_no as usize]; | |
470 | }, | |
471 | }; | |
472 | let ttype; | |
473 | if cu_type == CUType::Skip { | |
474 | ttype = TransformType::None; | |
475 | } else if size >= 32 { | |
476 | ttype = TransformType::T16X16; | |
477 | } else if size == 16 { | |
478 | if (cu_type == CUType::Intra) || (pu_type == PUType::Full) { | |
479 | ttype = TransformType::T16X16; | |
480 | } else { | |
481 | ttype = TransformType::T4X4; | |
482 | } | |
483 | } else { | |
484 | if pu_type == PUType::Full { | |
485 | ttype = TransformType::T8X8; | |
486 | } else { | |
487 | ttype = TransformType::T4X4; | |
488 | } | |
489 | } | |
490 | Ok(Self { | |
491 | cu_type, pu_type, ttype, imode, mv, | |
492 | }) | |
493 | } | |
494 | fn read_intra_mode(br: &mut BitReader) -> DecoderResult<IntraMode> { | |
495 | if br.read_bool()? { | |
496 | let idx = br.read_code(UintCodeType::Unary012)? as u8; | |
497 | Ok(IntraMode::Index(idx)) | |
498 | } else { | |
499 | let mode = br.read(5)? as u8; | |
500 | Ok(IntraMode::Mode(mode)) | |
501 | } | |
502 | } | |
503 | fn read_mv_data(br: &mut BitReader, ftype: FrameType, two_f_refs: bool, size: usize, pu_type: PUType, mv: &mut [MVInfo; 4]) -> DecoderResult<()> { | |
504 | let mv_count = pu_type.get_num_mvs(); | |
505 | for i in 0..mv_count { | |
506 | mv[i] = CBHeader::read_mv_info(br, ftype, two_f_refs, size, pu_type)?; | |
507 | } | |
508 | Ok(()) | |
509 | } | |
510 | fn read_mv_info(br: &mut BitReader, ftype: FrameType, two_f_refs: bool, size: usize, pu_type: PUType) -> DecoderResult<MVInfo> { | |
511 | let mut f_mv = ZERO_MV; | |
512 | let mut b_mv = ZERO_MV; | |
513 | let mvref; | |
514 | if ftype != FrameType::B { | |
515 | if two_f_refs && br.read_bool()? { | |
516 | mvref = MVRef::Ref1; | |
517 | } else { | |
518 | mvref = MVRef::Ref0; | |
519 | } | |
520 | f_mv = CBHeader::read_mv(br)?; | |
521 | Ok(MVInfo { f_mv, b_mv: ZERO_MV, mvref }) | |
522 | } else { | |
523 | if ((size <= 8) && ((size != 8) || (pu_type != PUType::Full))) || br.read_bool()? { | |
524 | if !br.read_bool()? { | |
525 | mvref = MVRef::Ref0; | |
526 | f_mv = CBHeader::read_mv(br)?; | |
527 | } else { | |
528 | mvref = MVRef::BRef; | |
529 | b_mv = CBHeader::read_mv(br)?; | |
530 | } | |
531 | } else { | |
532 | mvref = MVRef::Ref0AndBRef; | |
533 | f_mv = CBHeader::read_mv(br)?; | |
534 | b_mv = CBHeader::read_mv(br)?; | |
535 | } | |
536 | Ok(MVInfo { f_mv, b_mv, mvref }) | |
537 | } | |
538 | } | |
539 | fn read_mv(br: &mut BitReader) -> DecoderResult<MV> { | |
540 | let x = br.read_code_signed(IntCodeType::Gamma)? as i16; | |
541 | let y = br.read_code_signed(IntCodeType::Gamma)? as i16; | |
542 | Ok(MV { x, y }) | |
543 | } | |
544 | } | |
545 | ||
546 | #[derive(Clone,Copy,Default)] | |
547 | struct PUInfo { | |
548 | cu_type: CUType, | |
549 | ttype: TransformType, | |
550 | } | |
551 | ||
552 | impl PUInfo { | |
e07387c7 | 553 | fn is_intra(self) -> bool { self.cu_type == CUType::Intra } |
52aad9fe KS |
554 | } |
555 | ||
556 | const RV60_CANDIDATE_INTRA_ANGLES: [u8; 6] = [ 0, 1, 10, 26, 18, 2 ]; | |
557 | ||
558 | #[derive(Clone,Copy,Default)] | |
559 | struct BlockInfo { | |
560 | mv: MVInfo, | |
561 | imode: u8, | |
562 | } | |
563 | ||
564 | struct DeblockInfo { | |
565 | left_str: Vec<u8>, | |
566 | top_str: Vec<u8>, | |
567 | stride: usize, | |
568 | } | |
569 | ||
570 | impl DeblockInfo { | |
571 | fn new() -> Self { | |
572 | Self { left_str: Vec::new(), top_str: Vec::new(), stride: 0 } | |
573 | } | |
574 | fn reinit(&mut self, w: usize, h: usize) { | |
575 | self.left_str.clear(); | |
576 | self.top_str.clear(); | |
577 | self.stride = w >> 2; | |
578 | let size = self.stride * (h >> 2); | |
579 | self.left_str.resize(size, 0); | |
580 | self.top_str.resize(size, 0); | |
581 | } | |
582 | fn set_strength(&mut self, xpos: usize, ypos: usize, size: usize, q: u8, strength: u8) { | |
583 | let pos = self.get_pos(xpos, ypos); | |
584 | let dsize = size >> 2; | |
585 | let dval = (q << 2) | strength; | |
586 | for x in 0..dsize { | |
587 | self.top_str[pos + x] = dval; | |
588 | } | |
589 | for y in 0..dsize { | |
590 | self.left_str[pos + y * self.stride] = dval; | |
591 | } | |
592 | } | |
593 | fn get_pos(&self, xpos: usize, ypos: usize) -> usize { | |
594 | (xpos >> 2) + (ypos >> 2) * self.stride | |
595 | } | |
596 | fn get_top_strength(&self, pos: usize) -> u8 { | |
597 | self.top_str[pos] & 3 | |
598 | } | |
599 | fn get_left_strength(&self, pos: usize) -> u8 { | |
600 | self.left_str[pos] & 3 | |
601 | } | |
602 | fn set_top_strength(&mut self, pos: usize, str: u8) { | |
603 | self.top_str[pos] |= str; | |
604 | } | |
605 | fn set_left_strength(&mut self, pos: usize, str: u8) { | |
606 | self.left_str[pos] |= str; | |
607 | } | |
608 | } | |
609 | ||
610 | struct RealVideo60Decoder { | |
2422d969 | 611 | info: NACodecInfoRef, |
52aad9fe KS |
612 | cbs: RV60Codebooks, |
613 | ipbs: IPBShuffler, | |
614 | dsp: RV60DSP, | |
615 | ipred: IntraPredContext, | |
616 | ||
3fc28ece | 617 | avg_buf: NAVideoBufferRef<u8>, |
52aad9fe KS |
618 | |
619 | y_coeffs: [i16; 16 * 16], | |
620 | u_coeffs: [i16; 8 * 8], | |
621 | v_coeffs: [i16; 8 * 8], | |
622 | qp: u8, | |
623 | sel_qp: u8, | |
624 | ||
625 | cu_splits: Vec<bool>, | |
626 | coded_blk: [bool; 64], | |
627 | dblk: DeblockInfo, | |
628 | ||
629 | pu_info: Vec<PUInfo>, | |
630 | pu_stride: usize, | |
631 | pu_pos: usize, | |
632 | ||
633 | blk_info: Vec<BlockInfo>, | |
634 | blk_stride: usize, | |
635 | blk_pos: usize, | |
636 | ||
637 | xpos: usize, | |
638 | ypos: usize, | |
639 | } | |
640 | ||
641 | impl RealVideo60Decoder { | |
642 | fn new() -> Self { | |
643 | let tmp_vinfo = NAVideoInfo::new(64, 64, false, YUV420_FORMAT); | |
b70cc006 | 644 | let vt = alloc_video_buffer(tmp_vinfo, 4).unwrap(); |
52aad9fe KS |
645 | let vb = vt.get_vbuf(); |
646 | let avg_buf = vb.unwrap(); | |
647 | RealVideo60Decoder{ | |
2422d969 | 648 | info: NACodecInfoRef::default(), |
52aad9fe KS |
649 | cbs: RV60Codebooks::init(), |
650 | ipbs: IPBShuffler::new(), | |
651 | ipred: IntraPredContext::new(), | |
652 | dsp: RV60DSP::new(), | |
e07387c7 | 653 | avg_buf, |
52aad9fe KS |
654 | y_coeffs: [0; 16 * 16], |
655 | u_coeffs: [0; 8 * 8], | |
656 | v_coeffs: [0; 8 * 8], | |
657 | qp: 0, | |
658 | sel_qp: 0, | |
659 | cu_splits: Vec::with_capacity(24), | |
660 | coded_blk: [false; 64], | |
661 | dblk: DeblockInfo::new(), | |
662 | pu_info: Vec::new(), | |
663 | pu_stride: 0, | |
664 | pu_pos: 0, | |
665 | blk_info: Vec::new(), | |
666 | blk_stride: 0, | |
667 | blk_pos: 0, | |
668 | xpos: 0, | |
669 | ypos: 0, | |
670 | } | |
671 | } | |
cd830591 | 672 | fn decode_cu_line(&mut self, buf: &mut NASimpleVideoFrame<u8>, hdr: &FrameHeader, src: &[u8], cu_y: usize) -> DecoderResult<()> { |
52aad9fe KS |
673 | let mut br = BitReader::new(src, src.len(), BitReaderMode::BE); |
674 | let cu_w = hdr.get_width_cu(); | |
675 | let dqp = hdr.read_line_qp_offset(&mut br)?; | |
676 | let qps = (hdr.qp as i8) + dqp; | |
677 | validate!((qps >= 0) && (qps < 32)); | |
678 | let qp = qps as u8; | |
679 | self.qp = qp; | |
680 | self.sel_qp = match hdr.osvquant { | |
681 | 0 => qp, | |
682 | 1 => { | |
683 | if qp <= 25 { | |
684 | qp + 5 | |
685 | } else { | |
686 | qp | |
687 | } | |
688 | }, | |
689 | _ => { | |
690 | if qp <= 18 { | |
691 | qp + 10 | |
692 | } else if qp <= 25 { | |
693 | qp + 5 | |
694 | } else { | |
695 | qp | |
696 | } | |
697 | }, | |
698 | }; | |
699 | ||
700 | for cu_x in 0..cu_w { | |
701 | self.cu_splits.clear(); | |
702 | self.coded_blk = [false; 64]; | |
703 | self.decode_cb_tree(buf, hdr, &mut br, cu_x << 6, cu_y << 6, 6)?; | |
704 | if hdr.deblock { | |
705 | self.cu_splits.reverse(); | |
706 | self.deblock_cb_tree(buf, hdr, cu_x << 6, cu_y << 6, 6); | |
707 | } | |
708 | } | |
709 | if br.left() >= 8 { | |
710 | println!(" left {} bits", br.left()); | |
711 | } | |
712 | Ok(()) | |
713 | } | |
cd830591 | 714 | fn decode_cb_tree(&mut self, buf: &mut NASimpleVideoFrame<u8>, hdr: &FrameHeader, br: &mut BitReader, xpos: usize, ypos: usize, log_size: u8) -> DecoderResult<()> { |
52aad9fe KS |
715 | if (xpos >= hdr.width) || (ypos >= hdr.height) { return Ok(()); } |
716 | ||
717 | let size = 1 << log_size; | |
718 | let split = (xpos + size > hdr.width) || (ypos + size > hdr.height) || (size > 8 && br.read_bool()?); | |
719 | self.cu_splits.push(split); | |
720 | if split { | |
721 | let hsize = size >> 1; | |
722 | self.decode_cb_tree(buf, hdr, br, xpos, ypos, log_size - 1)?; | |
723 | self.decode_cb_tree(buf, hdr, br, xpos + hsize, ypos, log_size - 1)?; | |
724 | self.decode_cb_tree(buf, hdr, br, xpos, ypos + hsize, log_size - 1)?; | |
725 | self.decode_cb_tree(buf, hdr, br, xpos + hsize, ypos + hsize, log_size - 1)?; | |
726 | } else { | |
727 | let cbh = CBHeader::read(br, hdr.ftype, hdr.two_f_refs, size)?; | |
728 | self.pu_pos = (xpos >> 3) + (ypos >> 3) * self.pu_stride; | |
729 | self.blk_pos = (xpos >> 2) + (ypos >> 2) * self.blk_stride; | |
730 | self.xpos = xpos; | |
731 | self.ypos = ypos; | |
732 | self.reconstruct_info(hdr, &cbh, size)?; | |
733 | ||
734 | let split_i4x4 = (cbh.cu_type == CUType::Intra) && (size == 8) && (cbh.pu_type == PUType::Quarters); | |
735 | match cbh.cu_type { | |
736 | CUType::Intra => { | |
737 | let itype = self.blk_info[self.blk_pos].imode; | |
738 | if !split_i4x4 { | |
cd830591 | 739 | let dstride = buf.stride[0]; |
52aad9fe | 740 | let off = xpos + ypos * dstride; |
cd830591 | 741 | let dst = &mut buf.data; |
52aad9fe KS |
742 | self.populate_ipred(hdr, dst, 0, dstride, 0, 0, size, true); |
743 | self.ipred.pred_angle(dst, off, dstride, size, itype as usize, true); | |
744 | } | |
745 | for comp in 1..3 { | |
cd830591 KS |
746 | let dstride = buf.stride[comp]; |
747 | let soff = buf.offset[comp]; | |
52aad9fe | 748 | let off = soff + (xpos >> 1) + (ypos >> 1) * dstride; |
cd830591 | 749 | let mut dst = &mut buf.data; |
52aad9fe KS |
750 | self.populate_ipred(hdr, dst, soff, dstride, 0, 0, size >> 1, false); |
751 | self.ipred.pred_angle(&mut dst, off, dstride, size >> 1, itype as usize, false); | |
752 | } | |
753 | }, | |
754 | _ => { | |
755 | let mut mv_x = xpos >> 2; | |
756 | let mut mv_y = ypos >> 2; | |
757 | let mut mv_pos = mv_x + mv_y * self.blk_stride; | |
758 | for part_no in 0..cbh.pu_type.get_num_mvs() { | |
759 | let (mv_w, mv_h) = cbh.pu_type.get_mv_size(part_no, size); | |
760 | let mv = self.blk_info[mv_pos].mv; | |
761 | let bw = mv_w << 2; | |
762 | let bh = mv_h << 2; | |
763 | let bx = mv_x << 2; | |
764 | let by = mv_y << 2; | |
765 | match mv.mvref { | |
766 | MVRef::Ref0 => { | |
767 | if hdr.ftype != FrameType::B { | |
768 | if let Some(ref prevbuf) = self.ipbs.get_lastref() { | |
769 | self.dsp.do_mc(buf, prevbuf, bx, by, bw, bh, mv.f_mv, false); | |
770 | } | |
771 | } else { | |
772 | if let Some(ref prevbuf) = self.ipbs.get_b_fwdref() { | |
773 | self.dsp.do_mc(buf, prevbuf, bx, by, bw, bh, mv.f_mv, false); | |
774 | } | |
775 | } | |
776 | }, | |
777 | MVRef::Ref1 => { | |
778 | if let Some(ref prevbuf) = self.ipbs.get_nextref() { | |
779 | self.dsp.do_mc(buf, prevbuf, bx, by, bw, bh, mv.f_mv, false); | |
780 | } | |
781 | }, | |
782 | MVRef::BRef => { | |
783 | validate!(hdr.ftype == FrameType::B); | |
784 | if let Some(ref prevbuf) = self.ipbs.get_b_bwdref() { | |
785 | self.dsp.do_mc(buf, prevbuf, bx, by, bw, bh, mv.b_mv, false); | |
786 | } | |
787 | }, | |
788 | MVRef::Ref0AndBRef => { | |
789 | validate!(hdr.ftype == FrameType::B); | |
790 | if let (Some(ref prevbuf), Some(ref nextbuf)) = (self.ipbs.get_b_fwdref(), self.ipbs.get_b_bwdref()) { | |
791 | self.dsp.do_mc(buf, prevbuf, bx, by, bw, bh, mv.f_mv, false); | |
cd830591 KS |
792 | { |
793 | let mut avg_buf = NASimpleVideoFrame::from_video_buf(&mut self.avg_buf).unwrap(); | |
794 | self.dsp.do_mc(&mut avg_buf, nextbuf, bx, by, bw, bh, mv.b_mv, true); | |
795 | } | |
52aad9fe KS |
796 | self.dsp.do_avg(buf, &self.avg_buf, bx, by, bw, bh); |
797 | } | |
798 | }, | |
799 | _ => unreachable!(), | |
800 | }; | |
801 | if cbh.pu_type == PUType::Quarters { | |
802 | if part_no != 1 { | |
803 | mv_pos += mv_w; | |
804 | mv_x += mv_w; | |
805 | } else { | |
806 | mv_pos += mv_h * self.blk_stride - mv_w; | |
807 | mv_x -= mv_w; | |
808 | mv_y += mv_h; | |
809 | } | |
810 | } else if cbh.pu_type.has_hor_split() { | |
811 | mv_pos += mv_h * self.blk_stride; | |
812 | mv_y += mv_h; | |
813 | } else if cbh.pu_type.has_ver_split() { | |
814 | mv_pos += mv_w; | |
815 | mv_x += mv_w; | |
816 | } | |
817 | } | |
818 | }, | |
819 | }; | |
820 | if cbh.ttype != TransformType::None { | |
821 | self.y_coeffs = [0; 16 * 16]; | |
822 | self.u_coeffs = [0; 8 * 8]; | |
823 | self.v_coeffs = [0; 8 * 8]; | |
824 | } | |
825 | let is_intra = cbh.cu_type == CUType::Intra; | |
826 | let cb_pos = ((xpos & 63) >> 3) + ((ypos & 63) >> 3) * 8; | |
827 | match cbh.ttype { | |
828 | TransformType::T4X4 => { | |
829 | let subset = if is_intra { 0 } else { 2 }; | |
830 | if size == 16 { | |
831 | let cbp16; | |
832 | if br.read_bool()? { | |
833 | cbp16 = rv6_decode_cbp16(br, &self.cbs, subset, self.sel_qp)?; | |
834 | } else { | |
835 | cbp16 = 0; | |
836 | } | |
837 | if cbp16 != 0 { | |
838 | self.coded_blk[cb_pos + 0] = true; | |
839 | self.coded_blk[cb_pos + 1] = true; | |
840 | self.coded_blk[cb_pos + 8] = true; | |
841 | self.coded_blk[cb_pos + 9] = true; | |
842 | rv6_decode_cu_4x4in16x16(br, &self.cbs, is_intra, self.qp, self.sel_qp, &mut self.y_coeffs, &mut self.u_coeffs, &mut self.v_coeffs, cbp16)?; | |
843 | for y in 0..4 { | |
844 | for x in 0..4 { | |
845 | let i = x + y * 4; | |
846 | if ((cbp16 >> i) & 1) != 0 { | |
847 | self.dsp.transform4x4(&mut self.y_coeffs[i * 16..][..16]); | |
cd830591 | 848 | let dstride = buf.stride[0]; |
52aad9fe | 849 | let off = xpos + x * 4 + (ypos + y * 4) * dstride; |
cd830591 | 850 | let mut dst = &mut buf.data; |
52aad9fe KS |
851 | self.dsp.add_block(&mut dst, off, dstride, &self.y_coeffs[i*16..][..16], 4); |
852 | } | |
853 | } | |
854 | } | |
855 | for y in 0..2 { | |
856 | for x in 0..2 { | |
857 | let i = x + y * 2; | |
858 | let xoff = (xpos >> 1) + x * 4; | |
859 | let yoff = (ypos >> 1) + y * 4; | |
860 | if ((cbp16 >> (16 + i)) & 1) != 0 { | |
861 | self.dsp.transform4x4(&mut self.u_coeffs[i * 16..][..16]); | |
cd830591 KS |
862 | let dstride = buf.stride[1]; |
863 | let off = buf.offset[1] + xoff + yoff * dstride; | |
864 | let mut dst = &mut buf.data; | |
52aad9fe KS |
865 | self.dsp.add_block(&mut dst, off, dstride, &self.u_coeffs[i * 16..][..16], 4); |
866 | } | |
867 | if ((cbp16 >> (20 + i)) & 1) != 0 { | |
868 | self.dsp.transform4x4(&mut self.v_coeffs[i * 16..][..16]); | |
cd830591 KS |
869 | let dstride = buf.stride[2]; |
870 | let off = buf.offset[2] + xoff + yoff * dstride; | |
871 | let mut dst = &mut buf.data; | |
52aad9fe KS |
872 | self.dsp.add_block(&mut dst, off, dstride, &self.v_coeffs[i * 16..][..16], 4); |
873 | } | |
874 | } | |
875 | } | |
876 | } | |
877 | } else { | |
878 | let cbp8 = rv6_decode_cbp8(br, &self.cbs, subset, self.sel_qp)?; | |
879 | if cbp8 != 0 { | |
880 | self.coded_blk[cb_pos] = true; | |
881 | rv6_decode_cu_8x8(br, &self.cbs, is_intra, self.qp, self.sel_qp, &mut self.y_coeffs, &mut self.u_coeffs, &mut self.v_coeffs, cbp8, true)?; | |
882 | } | |
883 | for i in 0..4 { | |
884 | let xoff = (i & 1) * 4; | |
885 | let yoff = (i & 2) * 2; | |
886 | if split_i4x4 { | |
cd830591 | 887 | let dstride = buf.stride[0]; |
52aad9fe | 888 | let off = xpos + xoff + (ypos + yoff) * dstride; |
cd830591 | 889 | let mut dst = &mut buf.data; |
52aad9fe KS |
890 | self.populate_ipred(hdr, dst, 0, dstride, xoff, yoff, 4, true); |
891 | let itype = self.blk_info[self.blk_pos + (i & 1) + (i >> 1) * self.blk_stride].imode; | |
892 | self.ipred.pred_angle(&mut dst, off, dstride, 4, itype as usize, false); | |
893 | } | |
894 | if ((cbp8 >> i) & 1) != 0 { | |
895 | let blk = &mut self.y_coeffs[i * 16..][..16]; | |
896 | self.dsp.transform4x4(blk); | |
cd830591 KS |
897 | let dstride = buf.stride[0]; |
898 | let soff = buf.offset[0]; | |
52aad9fe | 899 | let off = soff + xpos + xoff + (ypos + yoff) * dstride; |
cd830591 | 900 | let mut dst = &mut buf.data; |
52aad9fe KS |
901 | self.dsp.add_block(&mut dst, off, dstride, blk, 4); |
902 | } | |
903 | } | |
904 | if ((cbp8 >> 4) & 1) != 0 { | |
905 | self.dsp.transform4x4(&mut self.u_coeffs); | |
cd830591 KS |
906 | let dstride = buf.stride[1]; |
907 | let soff = buf.offset[1]; | |
52aad9fe | 908 | let off = soff + (xpos >> 1) + (ypos >> 1) * dstride; |
cd830591 | 909 | let mut dst = &mut buf.data; |
52aad9fe KS |
910 | self.dsp.add_block(&mut dst, off, dstride, &self.u_coeffs, 4); |
911 | } | |
912 | if ((cbp8 >> 5) & 1) != 0 { | |
913 | self.dsp.transform4x4(&mut self.v_coeffs); | |
cd830591 KS |
914 | let dstride = buf.stride[2]; |
915 | let soff = buf.offset[2]; | |
52aad9fe | 916 | let off = soff + (xpos >> 1) + (ypos >> 1) * dstride; |
cd830591 | 917 | let mut dst = &mut buf.data; |
52aad9fe KS |
918 | self.dsp.add_block(&mut dst, off, dstride, &self.v_coeffs, 4); |
919 | } | |
920 | } | |
921 | }, | |
922 | TransformType::T8X8 => { | |
923 | let subset = if is_intra { 1 } else { 3 }; | |
924 | let cbp8 = rv6_decode_cbp8(br, &self.cbs, subset, self.sel_qp)?; | |
925 | if cbp8 != 0 { | |
926 | self.coded_blk[cb_pos] = true; | |
927 | rv6_decode_cu_8x8(br, &self.cbs, is_intra, self.qp, self.sel_qp, &mut self.y_coeffs, &mut self.u_coeffs, &mut self.v_coeffs, cbp8, false)?; | |
928 | if (cbp8 & 0xF) != 0 { | |
929 | self.dsp.transform8x8(&mut self.y_coeffs); | |
cd830591 | 930 | let dstride = buf.stride[0]; |
52aad9fe | 931 | let off = xpos + ypos * dstride; |
cd830591 | 932 | let mut dst = &mut buf.data; |
52aad9fe KS |
933 | self.dsp.add_block(&mut dst, off, dstride, &self.y_coeffs, 8); |
934 | } | |
935 | if ((cbp8 >> 4) & 1) != 0 { | |
936 | self.dsp.transform4x4(&mut self.u_coeffs); | |
cd830591 KS |
937 | let dstride = buf.stride[1]; |
938 | let soff = buf.offset[1]; | |
52aad9fe | 939 | let off = soff + (xpos >> 1) + (ypos >> 1) * dstride; |
cd830591 | 940 | let mut dst = &mut buf.data; |
52aad9fe KS |
941 | self.dsp.add_block(&mut dst, off, dstride, &self.u_coeffs, 4); |
942 | } | |
943 | if ((cbp8 >> 5) & 1) != 0 { | |
944 | self.dsp.transform4x4(&mut self.v_coeffs); | |
cd830591 KS |
945 | let dstride = buf.stride[2]; |
946 | let soff = buf.offset[2]; | |
52aad9fe | 947 | let off = soff + (xpos >> 1) + (ypos >> 1) * dstride; |
cd830591 | 948 | let mut dst = &mut buf.data; |
52aad9fe KS |
949 | self.dsp.add_block(&mut dst, off, dstride, &self.v_coeffs, 4); |
950 | } | |
951 | } | |
952 | }, | |
953 | TransformType::T16X16 => { | |
954 | let subset = if is_intra { 1 } else { 3 }; | |
955 | let num_clusters = size >> 4; | |
956 | let cl_cbp = br.read((num_clusters * num_clusters) as u8)?; | |
957 | for y in 0..num_clusters { | |
958 | for x in 0..num_clusters { | |
959 | if ((cl_cbp >> (x + y * num_clusters)) & 1) == 0 { continue; } | |
960 | self.coded_blk[cb_pos + x * 2 + y * 2 * 8 + 0] = true; | |
961 | self.coded_blk[cb_pos + x * 2 + y * 2 * 8 + 1] = true; | |
962 | self.coded_blk[cb_pos + x * 2 + y * 2 * 8 + 8] = true; | |
963 | self.coded_blk[cb_pos + x * 2 + y * 2 * 8 + 9] = true; | |
964 | let super_cbp = rv6_decode_cbp16(br, &self.cbs, subset, self.sel_qp)?; | |
965 | if super_cbp != 0 { | |
966 | self.y_coeffs = [0; 16 * 16]; | |
967 | self.u_coeffs = [0; 8 * 8]; | |
968 | self.v_coeffs = [0; 8 * 8]; | |
969 | rv6_decode_cu_16x16(br, &self.cbs, is_intra, self.qp, self.sel_qp, &mut self.y_coeffs, &mut self.u_coeffs, &mut self.v_coeffs, super_cbp)?; | |
970 | if (super_cbp & 0xFFFF) != 0 { | |
971 | self.dsp.transform16x16(&mut self.y_coeffs); | |
cd830591 | 972 | let dstride = buf.stride[0]; |
52aad9fe | 973 | let off = xpos + x * 16 + (ypos + y * 16) * dstride; |
cd830591 | 974 | let mut dst = &mut buf.data; |
52aad9fe KS |
975 | self.dsp.add_block(&mut dst, off, dstride, &self.y_coeffs, 16); |
976 | } | |
977 | if ((super_cbp >> 16) & 0xF) != 0 { | |
978 | self.dsp.transform8x8(&mut self.u_coeffs); | |
cd830591 KS |
979 | let dstride = buf.stride[1]; |
980 | let soff = buf.offset[1]; | |
52aad9fe | 981 | let off = soff + (xpos >> 1) + x * 8 + ((ypos >> 1) + y * 8) * dstride; |
cd830591 | 982 | let mut dst = &mut buf.data; |
52aad9fe KS |
983 | self.dsp.add_block(&mut dst, off, dstride, &self.u_coeffs, 8); |
984 | } | |
985 | if ((super_cbp >> 20) & 0xF) != 0 { | |
986 | self.dsp.transform8x8(&mut self.v_coeffs); | |
cd830591 KS |
987 | let dstride = buf.stride[2]; |
988 | let soff = buf.offset[2]; | |
52aad9fe | 989 | let off = soff + (xpos >> 1) + x * 8 + ((ypos >> 1) + y * 8) * dstride; |
cd830591 | 990 | let mut dst = &mut buf.data; |
52aad9fe KS |
991 | self.dsp.add_block(&mut dst, off, dstride, &self.v_coeffs, 8); |
992 | } | |
993 | } | |
994 | } | |
995 | } | |
996 | }, | |
997 | _ => {}, | |
998 | }; | |
999 | } | |
1000 | Ok(()) | |
1001 | } | |
1002 | fn reconstruct_info(&mut self, hdr: &FrameHeader, cbh: &CBHeader, size: usize) -> DecoderResult<()>{ | |
1003 | let mut pui = PUInfo::default(); | |
1004 | let pu_size = size >> 3; | |
1005 | pui.cu_type = cbh.cu_type; | |
1006 | pui.ttype = cbh.ttype; | |
1007 | if (cbh.cu_type == CUType::Intra) && (cbh.pu_type == PUType::Quarters) { // very special case | |
1008 | self.pu_info[self.pu_pos] = pui; | |
1009 | for y in 0..2 { | |
1010 | for x in 0..2 { | |
1011 | let imode = self.reconstruct_intra(hdr, cbh, 4, x + y * 2); | |
1012 | validate!(imode <= MAX_IMODE); | |
1013 | self.blk_info[self.blk_pos + x + y * self.blk_stride].imode = imode; | |
1014 | self.blk_info[self.blk_pos + x + y * self.blk_stride].mv = MVInfo::default(); | |
1015 | } | |
1016 | } | |
1017 | return Ok(()); | |
1018 | } | |
1019 | match cbh.cu_type { | |
1020 | CUType::Intra => { | |
1021 | self.pu_info[self.pu_pos] = pui; | |
1022 | let imode = self.reconstruct_intra(hdr, cbh, size, 0); | |
1023 | validate!(imode <= MAX_IMODE); | |
1024 | for y in 0..(size >> 2) { | |
1025 | for x in 0..(size >> 2) { | |
1026 | self.blk_info[self.blk_pos + x + y * self.blk_stride].imode = imode; | |
1027 | } | |
1028 | } | |
1029 | }, | |
1030 | CUType::InterMV => { | |
1031 | let mut mv_x = self.xpos >> 2; | |
1032 | let mut mv_y = self.ypos >> 2; | |
1033 | let mut mv_pos = self.blk_pos; | |
1034 | let pu_type = cbh.pu_type; | |
1035 | for part_no in 0..pu_type.get_num_mvs() { | |
1036 | let (mv_w, mv_h) = pu_type.get_mv_size(part_no, size); | |
1037 | let mv = self.predict_mv(hdr, mv_x, mv_y, mv_w, &cbh.mv[part_no]); | |
1038 | for y in 0..mv_h { | |
1039 | for x in 0..mv_w { | |
1040 | self.blk_info[mv_pos + x + y * self.blk_stride].mv = mv; | |
1041 | } | |
1042 | } | |
1043 | if pu_type == PUType::Quarters { | |
1044 | if part_no != 1 { | |
1045 | mv_pos += mv_w; | |
1046 | mv_x += mv_w; | |
1047 | } else { | |
1048 | mv_pos += mv_h * self.blk_stride - mv_w; | |
1049 | mv_x -= mv_w; | |
1050 | mv_y += mv_h; | |
1051 | } | |
1052 | } else if pu_type.has_hor_split() { | |
1053 | mv_pos += mv_h * self.blk_stride; | |
1054 | mv_y += mv_h; | |
1055 | } else if pu_type.has_ver_split() { | |
1056 | mv_pos += mv_w; | |
1057 | mv_x += mv_w; | |
1058 | } | |
1059 | } | |
1060 | }, | |
1061 | _ => { | |
1062 | let skip_idx = cbh.mv[0].mvref.get_skip_mv_num(); | |
1063 | let mut skip_cand: UniqueList<MVInfo> = UniqueList::new(4); | |
1064 | self.fill_skip_cand(hdr, &mut skip_cand, size); | |
1065 | let mv = skip_cand.list[skip_idx]; | |
1066 | ||
1067 | let mv_size = size >> 2; | |
1068 | for y in 0..mv_size { | |
1069 | for x in 0..mv_size { | |
1070 | self.blk_info[self.blk_pos + x + y * self.blk_stride].mv = mv; | |
1071 | } | |
1072 | } | |
1073 | }, | |
1074 | }; | |
1075 | for y in 0..pu_size { | |
1076 | for x in 0..pu_size { | |
1077 | self.pu_info[self.pu_pos + x + y * self.pu_stride] = pui; | |
1078 | } | |
1079 | } | |
1080 | Ok(()) | |
1081 | } | |
1082 | fn reconstruct_intra(&self, hdr: &FrameHeader, cbh: &CBHeader, size: usize, sub: usize) -> u8 { | |
1083 | match cbh.imode[0] { | |
1084 | IntraMode::DC64 => { return 1; }, | |
1085 | IntraMode::Plane64 => { return 0; }, | |
1086 | _ => {}, | |
1087 | }; | |
1088 | // form list of predictors | |
1089 | let blk_pos = self.blk_pos + (sub & 1) + (sub >> 1) * self.blk_stride; | |
1090 | let mut ipm_cand: UniqueList<u8> = UniqueList::new(3); | |
1091 | if hdr.has_top_block(self.xpos, self.ypos, (sub & 1) * 4, 0, size) { | |
1092 | let pu = &self.pu_info[self.pu_pos - self.pu_stride]; | |
1093 | if pu.is_intra() { | |
1094 | ipm_cand.add(self.blk_info[self.blk_pos + (sub & 1) - self.blk_stride].imode); | |
1095 | } | |
1096 | } | |
1097 | if hdr.has_left_block(self.xpos, self.ypos, 0, (sub & 2) * 2, size) { | |
1098 | let pu = &self.pu_info[self.pu_pos - 1]; | |
1099 | if pu.is_intra() { | |
1100 | ipm_cand.add(self.blk_info[blk_pos - 1 - (sub & 1)].imode); | |
1101 | } | |
1102 | } | |
1103 | let tl_x = if (sub & 2) == 0 { self.xpos + (sub & 1) * 4 } else { self.xpos }; | |
1104 | let tl_y = self.ypos + (sub & 2) * 4; | |
1105 | if (tl_x > 0) && (tl_y > 0) { | |
1106 | let pu = match sub { | |
1107 | 0 => &self.pu_info[self.pu_pos - self.pu_stride - 1], | |
1108 | 1 => &self.pu_info[self.pu_pos - self.pu_stride], | |
1109 | 2 => &self.pu_info[self.pu_pos - 1], | |
1110 | _ => &self.pu_info[self.pu_pos - 1], | |
1111 | }; | |
1112 | if pu.is_intra() { | |
1113 | if sub != 3 { | |
1114 | ipm_cand.add(self.blk_info[blk_pos - self.blk_stride - 1].imode); | |
1115 | } else { | |
1116 | ipm_cand.add(self.blk_info[blk_pos - self.blk_stride - 2].imode); | |
1117 | } | |
1118 | } | |
1119 | } | |
61d3e294 | 1120 | for el in RV60_CANDIDATE_INTRA_ANGLES.iter() { |
52aad9fe KS |
1121 | ipm_cand.add(*el); |
1122 | } | |
1123 | // actually decode prediction mode | |
1124 | match cbh.imode[sub] { | |
1125 | IntraMode::Index(idx) => { | |
1126 | ipm_cand.list[idx as usize] | |
1127 | }, | |
1128 | IntraMode::Mode(mode) => { | |
1129 | let mut imode = mode; | |
1130 | let mut ipm_cs: [u8; 3] = [ipm_cand.list[0], ipm_cand.list[1], ipm_cand.list[2]]; | |
1131 | ipm_cs.sort(); | |
61d3e294 | 1132 | for ic in ipm_cs.iter() { |
52aad9fe KS |
1133 | if imode >= *ic { |
1134 | imode += 1; | |
1135 | } | |
1136 | } | |
1137 | imode | |
1138 | }, | |
1139 | _ => unreachable!(), | |
1140 | } | |
1141 | } | |
1142 | fn populate_ipred(&mut self, hdr: &FrameHeader, src: &[u8], soff: usize, stride: usize, xoff: usize, yoff: usize, size: usize, is_luma: bool) { | |
1143 | let src_off = if is_luma { | |
1144 | soff + self.xpos + xoff + (self.ypos + yoff) * stride | |
1145 | } else { | |
1146 | soff + (self.xpos >> 1) + (self.ypos >> 1) * stride | |
1147 | }; | |
1148 | self.ipred = IntraPredContext::new(); | |
1149 | if (self.ypos + yoff) > 0 { | |
1150 | self.ipred.has_t = true; | |
1151 | for x in 0..size { | |
1152 | self.ipred.t[x + 1] = src[src_off - stride + x]; | |
1153 | } | |
1154 | if (is_luma && hdr.has_top_right_block(self.xpos, self.ypos, xoff, yoff, size)) || | |
1155 | (!is_luma && hdr.has_top_right_block(self.xpos, self.ypos, 0, 0, size << 1)) { | |
1156 | self.ipred.has_tr = true; | |
1157 | for x in size..size*2 { | |
1158 | self.ipred.t[x + 1] = src[src_off - stride + x]; | |
1159 | } | |
1160 | } else { | |
1161 | for i in 0..size { | |
1162 | self.ipred.t[size + i + 1] = self.ipred.t[size]; | |
1163 | } | |
1164 | } | |
1165 | if (self.xpos + xoff) > 0 { | |
1166 | self.ipred.t[0] = src[src_off - stride - 1]; | |
1167 | } | |
1168 | } | |
1169 | if (self.xpos + xoff) > 0 { | |
1170 | self.ipred.has_l = true; | |
1171 | for y in 0..size { | |
1172 | self.ipred.l[y + 1] = src[src_off - 1 + y * stride]; | |
1173 | } | |
1174 | if (is_luma && hdr.has_left_down_block(self.xpos, self.ypos, xoff, yoff, size)) || | |
1175 | (!is_luma && hdr.has_left_down_block(self.xpos, self.ypos, 0, 0, size << 1)) { | |
1176 | self.ipred.has_ld = true; | |
1177 | for y in size..size*2 { | |
1178 | self.ipred.l[y + 1] = src[src_off - 1 + y * stride]; | |
1179 | } | |
1180 | } else { | |
1181 | for i in 0..size { | |
1182 | self.ipred.l[size + i + 1] = self.ipred.l[size]; | |
1183 | } | |
1184 | } | |
1185 | if (self.ypos + yoff) > 0 { | |
1186 | self.ipred.l[0] = src[src_off - stride - 1]; | |
1187 | } | |
1188 | } | |
1189 | } | |
1190 | fn predict_mv(&self, hdr: &FrameHeader, mv_x: usize, mv_y: usize, mv_w: usize, mvi: &MVInfo) -> MVInfo { | |
1191 | let mv_pos = mv_x + mv_y * self.blk_stride; | |
1192 | let f_mv: MV; | |
1193 | let b_mv: MV; | |
1194 | if mvi.mvref.is_fwd() { | |
1195 | let mut mv_cand: [MV; 3] = [ZERO_MV; 3]; | |
1196 | let mut mv_cand_size: usize = 0; | |
1197 | if mv_x > 0 { | |
1198 | let ref_mv = &self.blk_info[mv_pos - 1].mv; | |
1199 | if ref_mv.matches_fwd(mvi.mvref) { | |
1200 | mv_cand[mv_cand_size] = ref_mv.f_mv; | |
1201 | mv_cand_size += 1; | |
1202 | } | |
1203 | } | |
1204 | if mv_y > 0 { | |
1205 | let ref_mv = &self.blk_info[mv_pos - self.blk_stride].mv; | |
1206 | if ref_mv.matches_fwd(mvi.mvref) { | |
1207 | mv_cand[mv_cand_size] = ref_mv.f_mv; | |
1208 | mv_cand_size += 1; | |
1209 | } | |
1210 | } | |
1211 | if hdr.has_top_block(mv_x << 2, mv_y << 2, mv_w << 2, 0, 4) { | |
1212 | let ref_mv = &self.blk_info[mv_pos - self.blk_stride + mv_w].mv; | |
1213 | if ref_mv.matches_fwd(mvi.mvref) { | |
1214 | mv_cand[mv_cand_size] = ref_mv.f_mv; | |
1215 | mv_cand_size += 1; | |
1216 | } | |
1217 | } | |
1218 | f_mv = match mv_cand_size { | |
1219 | 1 | 2 => { | |
1220 | let x = mv_cand[0].x + mv_cand[1].x + mv_cand[2].x; | |
1221 | let y = mv_cand[0].y + mv_cand[1].y + mv_cand[2].y; | |
1222 | if mv_cand_size == 1 { | |
1223 | MV { x, y } | |
1224 | } else { | |
1225 | MV { x: x >> 1, y: y >> 1 } | |
1226 | } | |
1227 | }, | |
1228 | 3 => MV::pred(mv_cand[0], mv_cand[1], mv_cand[2]), | |
1229 | _ => ZERO_MV, | |
1230 | }; | |
1231 | } else { | |
1232 | f_mv = ZERO_MV; | |
1233 | } | |
1234 | if mvi.mvref.is_bwd() { | |
1235 | let mut mv_cand: [MV; 3] = [ZERO_MV; 3]; | |
1236 | let mut mv_cand_size: usize = 0; | |
1237 | if mv_x > 0 { | |
1238 | let ref_mv = &self.blk_info[mv_pos - 1].mv; | |
1239 | if ref_mv.matches_bwd(mvi.mvref) { | |
1240 | mv_cand[mv_cand_size] = ref_mv.b_mv; | |
1241 | mv_cand_size += 1; | |
1242 | } | |
1243 | } | |
1244 | if mv_y > 0 { | |
1245 | let ref_mv = &self.blk_info[mv_pos - self.blk_stride].mv; | |
1246 | if ref_mv.matches_bwd(mvi.mvref) { | |
1247 | mv_cand[mv_cand_size] = ref_mv.b_mv; | |
1248 | mv_cand_size += 1; | |
1249 | } | |
1250 | } | |
1251 | if hdr.has_top_block(mv_x << 2, mv_y << 2, mv_w << 2, 0, 4) { | |
1252 | let ref_mv = &self.blk_info[mv_pos - self.blk_stride + mv_w].mv; | |
1253 | if ref_mv.matches_bwd(mvi.mvref) { | |
1254 | mv_cand[mv_cand_size] = ref_mv.b_mv; | |
1255 | mv_cand_size += 1; | |
1256 | } | |
1257 | } | |
1258 | b_mv = match mv_cand_size { | |
1259 | 1 | 2 => { | |
1260 | let x = mv_cand[0].x + mv_cand[1].x + mv_cand[2].x; | |
1261 | let y = mv_cand[0].y + mv_cand[1].y + mv_cand[2].y; | |
1262 | if mv_cand_size == 1 { | |
1263 | MV { x, y } | |
1264 | } else { | |
1265 | MV { x: x >> 1, y: y >> 1 } | |
1266 | } | |
1267 | }, | |
1268 | 3 => MV::pred(mv_cand[0], mv_cand[1], mv_cand[2]), | |
1269 | _ => ZERO_MV, | |
1270 | }; | |
1271 | } else { | |
1272 | b_mv = ZERO_MV; | |
1273 | } | |
1274 | ||
1275 | MVInfo { f_mv: mvi.f_mv + f_mv, b_mv: mvi.b_mv + b_mv, mvref: mvi.mvref } | |
1276 | } | |
1277 | fn fill_skip_cand(&mut self, hdr: &FrameHeader, skip_cand: &mut UniqueList<MVInfo>, size: usize) { | |
1278 | let mv_size = size >> 2; | |
1279 | ||
1280 | if self.xpos > 0 { | |
1281 | let mv = &self.blk_info[self.blk_pos - 1].mv; | |
1282 | if mv.is_some() { | |
1283 | skip_cand.add(*mv); | |
1284 | } | |
1285 | } | |
1286 | if self.ypos > 0 { | |
1287 | let mv = &self.blk_info[self.blk_pos - self.blk_stride].mv; | |
1288 | if mv.is_some() { | |
1289 | skip_cand.add(*mv); | |
1290 | } | |
1291 | } | |
1292 | if hdr.has_top_right_block(self.xpos, self.ypos, 0, 0, size) { | |
1293 | let mv = &self.blk_info[self.blk_pos - self.blk_stride + mv_size].mv; | |
1294 | if mv.is_some() { | |
1295 | skip_cand.add(*mv); | |
1296 | } | |
1297 | } | |
1298 | if hdr.has_left_down_block(self.xpos, self.ypos, 0, 0, size) { | |
1299 | let mv = &self.blk_info[self.blk_pos + self.blk_stride * mv_size - 1].mv; | |
1300 | if mv.is_some() { | |
1301 | skip_cand.add(*mv); | |
1302 | } | |
1303 | } | |
1304 | if hdr.has_left_block(self.xpos, self.ypos, 0, 0, size) { | |
1305 | let mv = &self.blk_info[self.blk_pos + self.blk_stride * (mv_size - 1) - 1].mv; | |
1306 | if mv.is_some() { | |
1307 | skip_cand.add(*mv); | |
1308 | } | |
1309 | } | |
1310 | if hdr.has_top_block(self.xpos, self.ypos, 0, 0, size) { | |
1311 | let mv = &self.blk_info[self.blk_pos - self.blk_stride + mv_size - 1].mv; | |
1312 | if mv.is_some() { | |
1313 | skip_cand.add(*mv); | |
1314 | } | |
1315 | } | |
1316 | if (self.xpos > 0) && (self.ypos > 0) { | |
1317 | let mv = &self.blk_info[self.blk_pos - self.blk_stride - 1].mv; | |
1318 | if mv.is_some() { | |
1319 | skip_cand.add(*mv); | |
1320 | } | |
1321 | } | |
1322 | for i in skip_cand.fill..4 { | |
1323 | skip_cand.list[i] = MVInfo { f_mv: ZERO_MV, b_mv: ZERO_MV, mvref: MVRef::Ref0 }; | |
1324 | } | |
1325 | } | |
cd830591 | 1326 | fn deblock_cb_tree(&mut self, buf: &mut NASimpleVideoFrame<u8>, hdr: &FrameHeader, xpos: usize, ypos: usize, log_size: u8) { |
52aad9fe KS |
1327 | if (xpos >= hdr.width) || (ypos >= hdr.height) { return; } |
1328 | let split = (log_size > 3) && self.cu_splits.pop().unwrap(); | |
1329 | if split { | |
1330 | let hsize = 1 << (log_size - 1); | |
1331 | self.deblock_cb_tree(buf, hdr, xpos, ypos, log_size - 1); | |
1332 | self.deblock_cb_tree(buf, hdr, xpos + hsize, ypos, log_size - 1); | |
1333 | self.deblock_cb_tree(buf, hdr, xpos, ypos + hsize, log_size - 1); | |
1334 | self.deblock_cb_tree(buf, hdr, xpos + hsize, ypos + hsize, log_size - 1); | |
1335 | } else { | |
1336 | let pu_pos = (xpos >> 3) + (ypos >> 3) * self.pu_stride; | |
1337 | let cu_type = self.pu_info[pu_pos].cu_type; | |
1338 | let tsize = if self.pu_info[pu_pos].ttype == TransformType::T16X16 { 4 } else { 3 }; | |
1339 | let ntiles = 1 << (log_size - tsize); | |
1340 | let dparams = RV60DeblockParams { | |
1341 | deblock_chroma: hdr.deblock_chroma, | |
1342 | width: hdr.width, | |
1343 | height: hdr.height, | |
1344 | dblkstride: self.dblk.stride, | |
1345 | }; | |
1346 | for ty in 0..ntiles { | |
1347 | for tx in 0..ntiles { | |
1348 | let x = xpos + (tx << tsize); | |
1349 | let y = ypos + (ty << tsize); | |
1350 | let cb_pos = ((x & 63) >> 3) + ((y & 63) >> 3) * 8; | |
1351 | if cu_type == CUType::Intra { | |
1352 | self.dblk.set_strength(x, y, 1 << tsize, self.qp, 2); | |
1353 | } else if (cu_type != CUType::Skip) && self.coded_blk[cb_pos] { | |
1354 | self.dblk.set_strength(x, y, 1 << tsize, self.qp, 1); | |
1355 | } else { | |
1356 | self.dblk.set_strength(x, y, 1 << tsize, self.qp, 0); | |
1357 | self.derive_deblock_strength(x, y, 1 << (tsize - 2)); | |
1358 | } | |
1359 | self.dsp.do_deblock(&dparams, buf, x, y, 1 << tsize, | |
1360 | self.dblk.top_str.as_slice(), | |
1361 | self.dblk.left_str.as_slice(), | |
1362 | self.dblk.get_pos(x, y)); | |
1363 | } | |
1364 | } | |
1365 | } | |
1366 | } | |
1367 | fn derive_deblock_strength(&mut self, xpos: usize, ypos: usize, size4: usize) { | |
1368 | let blk_pos = (xpos >> 2) + (ypos >> 2) * self.blk_stride; | |
1369 | let mut dblk_pos = self.dblk.get_pos(xpos, ypos); | |
1370 | if ypos > 0 { | |
1371 | let top_blk_pos = blk_pos - self.blk_stride; | |
1372 | for i in 0..size4 { | |
1373 | if self.dblk.get_top_strength(dblk_pos + i) == 0 { | |
1374 | if self.blk_info[blk_pos + i].mv.is_deblock_cand(&self.blk_info[top_blk_pos + i].mv) { | |
1375 | self.dblk.set_top_strength(dblk_pos + i, 1); | |
1376 | } | |
1377 | } | |
1378 | } | |
1379 | } | |
1380 | if xpos > 0 { | |
1381 | for i in 0..size4 { | |
1382 | if self.dblk.get_left_strength(dblk_pos) == 0 { | |
1383 | if self.blk_info[blk_pos + i].mv.is_deblock_cand(&self.blk_info[blk_pos + i - 1].mv) { | |
1384 | self.dblk.set_left_strength(dblk_pos, 1); | |
1385 | } | |
1386 | } | |
1387 | dblk_pos += self.dblk.stride; | |
1388 | } | |
1389 | } | |
1390 | } | |
1391 | } | |
1392 | ||
1393 | impl NADecoder for RealVideo60Decoder { | |
3c69ce1b KS |
1394 | fn init(&mut self, supp: &mut NADecoderSupport, info: NACodecInfoRef) -> DecoderResult<()> { |
1395 | if let NACodecTypeInfo::Video(vinfo) = info.get_properties() { | |
52aad9fe KS |
1396 | let fmt = YUV420_FORMAT; |
1397 | let myinfo = NACodecTypeInfo::Video(NAVideoInfo::new(0, 0, false, fmt)); | |
2422d969 | 1398 | self.info = NACodecInfo::new_ref(info.get_name(), myinfo, info.get_extradata()).into_ref(); |
52aad9fe KS |
1399 | |
1400 | let edata = info.get_extradata().unwrap(); | |
1401 | let src: &[u8] = &edata; | |
1402 | ||
1403 | if src.len() < 8 { return Err(DecoderError::InvalidData); } | |
1404 | let mut mr = MemoryReader::new_read(src); | |
1405 | let mut br = ByteReader::new(&mut mr); | |
1406 | let _flags = br.read_u32be()?; | |
1407 | let version = br.read_u32be()?; | |
1408 | let _unk = br.read_u16be()?; | |
1409 | validate!((version >> 28) == 4); | |
1410 | // then width and height again as 16be | |
1411 | ||
1412 | //self.bd.width = vinfo.get_width(); | |
1413 | //self.bd.height = vinfo.get_height(); | |
1414 | //self.frmmgr.clear(); | |
3c69ce1b KS |
1415 | |
1416 | supp.pool_u8.set_dec_bufs(3); | |
1417 | supp.pool_u8.prealloc_video(NAVideoInfo::new(vinfo.get_width(), vinfo.get_height(), false, fmt), 6)?; | |
1418 | ||
52aad9fe KS |
1419 | Ok(()) |
1420 | } else { | |
1421 | println!("???"); | |
1422 | Err(DecoderError::InvalidData) | |
1423 | } | |
1424 | } | |
3c69ce1b | 1425 | fn decode(&mut self, supp: &mut NADecoderSupport, pkt: &NAPacket) -> DecoderResult<NAFrameRef> { |
52aad9fe KS |
1426 | let src = pkt.get_buffer(); |
1427 | ||
1428 | validate!(src.len() > 9); | |
1429 | let hsize = (src[0] as usize) * 8 + 9; | |
1430 | let mut br = BitReader::new(&src[hsize..], src.len() - hsize, BitReaderMode::BE); | |
1431 | let hdr = FrameHeader::read(&mut br)?; | |
1432 | let mut slices: Vec<usize> = Vec::new(); | |
1433 | hdr.parse_slice_sizes(&mut br, &mut slices)?; | |
1434 | ||
1435 | let tmp_vinfo = NAVideoInfo::new(hdr.width, hdr.height, false, YUV420_FORMAT); | |
3c69ce1b KS |
1436 | let ret = supp.pool_u8.get_free(); |
1437 | if ret.is_none() { | |
1438 | return Err(DecoderError::AllocError); | |
1439 | } | |
1440 | let mut buf = ret.unwrap(); | |
1441 | if buf.get_info() != tmp_vinfo { | |
1442 | self.ipbs.clear(); | |
1443 | supp.pool_u8.reset(); | |
1444 | supp.pool_u8.prealloc_video(tmp_vinfo, 6)?; | |
1445 | let ret = supp.pool_u8.get_free(); | |
1446 | if ret.is_none() { | |
1447 | return Err(DecoderError::AllocError); | |
1448 | } | |
1449 | buf = ret.unwrap(); | |
1450 | } | |
52aad9fe KS |
1451 | |
1452 | let cu_w = hdr.get_width_cu(); | |
1453 | let cu_h = hdr.get_height_cu(); | |
1454 | self.pu_stride = cu_w << 3; | |
1455 | self.pu_info.resize(self.pu_stride * (cu_h << 3), PUInfo::default()); | |
1456 | self.blk_stride = cu_w << 4; | |
1457 | self.blk_info.truncate(0); | |
1458 | self.blk_info.resize(self.blk_stride * (cu_h << 4), BlockInfo::default()); | |
1459 | if hdr.deblock { | |
1460 | self.dblk.reinit(hdr.width, hdr.height); | |
1461 | } | |
1462 | let mut off = hsize + ((br.tell() >> 3) as usize); | |
cd830591 | 1463 | let mut dframe = NASimpleVideoFrame::from_video_buf(&mut buf).unwrap(); |
52aad9fe | 1464 | for (cu_y, size) in slices.into_iter().enumerate() { |
cd830591 | 1465 | self.decode_cu_line(&mut dframe, &hdr, &src[off..][..size], cu_y)?; |
52aad9fe KS |
1466 | off += size; |
1467 | } | |
1468 | if (hdr.ftype == FrameType::I) || (hdr.ftype == FrameType::P) { | |
3c69ce1b | 1469 | self.ipbs.add_frame(buf.clone()); |
52aad9fe KS |
1470 | } |
1471 | ||
3c69ce1b | 1472 | let mut frm = NAFrame::new_from_pkt(pkt, self.info.clone(), NABufferType::Video(buf)); |
52aad9fe KS |
1473 | frm.set_keyframe(hdr.ftype == FrameType::I); |
1474 | frm.set_pts(Some(hdr.ts as u64)); | |
1475 | frm.set_frame_type(hdr.ftype); | |
171860fc | 1476 | Ok(frm.into_ref()) |
52aad9fe KS |
1477 | } |
1478 | } | |
1479 | ||
6011e201 | 1480 | pub fn get_decoder() -> Box<dyn NADecoder> { |
52aad9fe KS |
1481 | Box::new(RealVideo60Decoder::new()) |
1482 | } | |
1483 | ||
1484 | #[cfg(test)] | |
1485 | mod test { | |
3167c45c KS |
1486 | use nihav_core::codecs::RegisteredDecoders; |
1487 | use nihav_core::demuxers::RegisteredDemuxers; | |
1488 | use nihav_core::test::dec_video::*; | |
1489 | use crate::codecs::realmedia_register_all_codecs; | |
1490 | use crate::demuxers::realmedia_register_all_demuxers; | |
52aad9fe KS |
1491 | #[test] |
1492 | fn test_rv60() { | |
3167c45c KS |
1493 | let mut dmx_reg = RegisteredDemuxers::new(); |
1494 | realmedia_register_all_demuxers(&mut dmx_reg); | |
1495 | let mut dec_reg = RegisteredDecoders::new(); | |
1496 | realmedia_register_all_codecs(&mut dec_reg); | |
1497 | ||
1498 | test_file_decoding("realmedia", "assets/RV/RV60.rmhd", Some(4000), true, false, None/*Some("rv60")*/, &dmx_reg, &dec_reg); | |
1f7e9371 | 1499 | //panic!("end"); |
52aad9fe KS |
1500 | } |
1501 | } |