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5641dccf KS |
1 | use nihav_core::formats::YUV420_FORMAT; |
2 | use nihav_core::frame::*; | |
54d2b09a | 3 | use nihav_core::codecs::{NADecoder, NADecoderSupport, DecoderError, DecoderResult, FrameSkipMode}; |
7d57ae2f | 4 | use nihav_core::options::*; |
b4d5b851 | 5 | use nihav_codec_support::codecs::{MV, ZERO_MV, IPBShuffler}; |
5641dccf KS |
6 | use nihav_core::io::byteio::{MemoryReader,ByteReader}; |
7 | use nihav_core::io::bitreader::{BitReader,BitReaderMode}; | |
8 | use nihav_core::io::intcode::*; | |
54d2b09a | 9 | use std::str::FromStr; |
52aad9fe KS |
10 | |
11 | use super::rv60codes::*; | |
12 | use super::rv60dsp::*; | |
13 | ||
14 | struct UniqueList<A> { | |
15 | list: [A; 4], | |
16 | fill: usize, | |
17 | max_size: usize, | |
18 | } | |
19 | ||
20 | impl<A:Copy+Default+PartialEq> UniqueList<A> { | |
21 | fn new(max_size: usize) -> Self { | |
22 | Self { list: [A::default(); 4], fill: 0, max_size } | |
23 | } | |
24 | fn add(&mut self, cand: A) { | |
25 | if self.fill == self.max_size { return; } | |
26 | let mut unique = true; | |
61d3e294 | 27 | for el in self.list.iter().take(self.fill) { |
52aad9fe KS |
28 | if *el == cand { |
29 | unique = false; | |
30 | break; | |
31 | } | |
32 | } | |
33 | if unique { | |
34 | self.list[self.fill] = cand; | |
35 | self.fill += 1; | |
36 | } | |
37 | } | |
38 | } | |
39 | ||
40 | const RV60_FRAME_TYPES: [FrameType; 4] = [ FrameType::I, FrameType::P, FrameType::B, FrameType::Other ]; | |
41 | const MAX_IMODE: u8 = 34; | |
42 | ||
43 | #[derive(Clone,Copy,Debug)] | |
3518aa85 | 44 | #[allow(dead_code)] |
52aad9fe KS |
45 | struct FrameHeader { |
46 | profile: u8, | |
47 | ftype: FrameType, | |
48 | qp: u8, | |
49 | osvquant: u8, | |
50 | ts: u32, | |
51 | width: usize, | |
05294442 | 52 | awidth: usize, |
52aad9fe | 53 | height: usize, |
05294442 | 54 | aheight: usize, |
52aad9fe KS |
55 | two_f_refs: bool, |
56 | qp_off_type: u8, | |
57 | deblock: bool, | |
58 | deblock_chroma: bool, | |
59 | } | |
60 | ||
61 | const RV60_CUSTOM_MSG_LENS: [u32; 4] = [ 2, 4, 16, 32 ]; | |
62 | impl FrameHeader { | |
63 | fn read(br: &mut BitReader) -> DecoderResult<Self> { | |
64 | let marker = br.read(2)?; | |
65 | validate!(marker == 3); | |
66 | let profile = br.read(2)? as u8; | |
67 | validate!(profile == 0); | |
68 | let _someval = br.read(4)?; | |
69 | let ftypeid = br.read(2)? as usize; | |
70 | let ftype = RV60_FRAME_TYPES[ftypeid]; | |
71 | let qp = br.read(6)? as u8; | |
72 | let marker = br.read(1)?; | |
73 | validate!(marker == 0); | |
74 | let toolset = br.read(2)?; | |
75 | validate!(toolset == 0); | |
76 | let osvquant = br.read(2)? as u8; | |
77 | let _some_flag = br.read_bool()?; | |
78 | let _some_val = br.read(2)?; | |
79 | let ts = br.read(24)?; | |
80 | let width = ((br.read(11)? as usize) + 1) * 4; | |
81 | let height = ((br.read(11)? as usize) + 0) * 4; | |
82 | validate!(height > 0); | |
05294442 KS |
83 | let awidth = (width + 15) & !15; |
84 | let aheight = (height + 15) & !15; | |
52aad9fe KS |
85 | let _some_flag = br.read_bool()?; |
86 | let two_f_refs; | |
87 | if ftype == FrameType::I { | |
88 | //byte17 = 0 | |
89 | two_f_refs = false; | |
90 | } else { | |
91 | let flag = br.read_bool()?; | |
92 | if flag { // untested | |
93 | br.skip(1)?; | |
94 | br.skip(1)?; | |
95 | br.skip(1)?; | |
96 | } | |
97 | //byte17 = flag? | |
98 | two_f_refs = br.read_bool()?; | |
99 | } | |
100 | // if byte17 { dw40 = 2; dw3C = 2; } else { dw40 = 1; dw3C = 1; } | |
101 | let _some_val = br.read_code(UintCodeType::Unary012)?; // luma_qp_diff? | |
102 | let chroma_qp_diff = br.read(1)?; | |
103 | validate!(chroma_qp_diff == 0); | |
104 | let qp_off_type = br.read_code(UintCodeType::Unary012)? as u8; | |
105 | let deblock = br.read_bool()?; | |
106 | let deblock_chroma = deblock && !br.read_bool()?; | |
107 | if br.read_bool()? { | |
108 | let custom_msg_hdr_len = br.read(2)? as usize; | |
109 | if custom_msg_hdr_len != 0 { | |
110 | for i in 0..custom_msg_hdr_len { | |
111 | br.skip(RV60_CUSTOM_MSG_LENS[i] * 8)?; | |
112 | } | |
113 | } | |
114 | } | |
115 | ||
116 | Ok(FrameHeader { | |
05294442 KS |
117 | profile, ftype, qp, osvquant, ts, width, height, awidth, aheight, |
118 | two_f_refs, qp_off_type, deblock, deblock_chroma, | |
52aad9fe KS |
119 | }) |
120 | } | |
121 | fn parse_slice_sizes(&self, br: &mut BitReader, sizes: &mut Vec<usize>) -> DecoderResult<()> { | |
122 | let nslices = self.get_height_cu(); | |
123 | let nbits = (br.read(5)? as u8) + 1; | |
124 | validate!(nbits < 32); | |
125 | let mut signs: Vec<bool> = Vec::with_capacity(nslices); | |
126 | for _ in 0..nslices { | |
127 | let sign = br.read_bool()?; | |
128 | signs.push(sign); | |
129 | } | |
130 | validate!(signs[0]); | |
37952415 | 131 | sizes.clear(); |
52aad9fe KS |
132 | let mut sum = 0; |
133 | let first_size = br.read(nbits)? as usize; | |
134 | validate!(first_size > 0); | |
135 | sum += first_size; | |
136 | let mut lastsize = first_size; | |
137 | sizes.push(first_size); | |
138 | for i in 1..nslices { | |
139 | let diff = br.read(nbits)? as isize; | |
140 | let size; | |
141 | if signs[i] { | |
142 | let sum = (lastsize as isize).checked_add(diff); | |
143 | validate!(sum.is_some()); | |
144 | size = sum.unwrap() as usize; | |
145 | } else { | |
146 | let sum = (lastsize as isize).checked_sub(diff); | |
147 | validate!(sum.is_some()); | |
148 | size = sum.unwrap() as usize; | |
149 | } | |
150 | sizes.push(size); | |
151 | sum += size; | |
152 | lastsize = size; | |
153 | } | |
154 | br.align(); | |
155 | if ((br.left() >> 3) as usize) != sum { | |
156 | println!(" left {} / {}", br.left() >> 3, sum); | |
157 | } | |
158 | validate!((br.left() >> 3) >= (sum as isize)); | |
159 | Ok(()) | |
160 | } | |
161 | fn read_line_qp_offset(&self, br: &mut BitReader) -> DecoderResult<i8> { | |
162 | match self.qp_off_type { | |
163 | 0 => Ok(0), | |
164 | 1 => { | |
165 | let val = br.read_code(UintCodeType::Unary012)?; | |
166 | if val != 2 { | |
167 | Ok(val as i8) | |
168 | } else { | |
169 | Ok(-1) | |
170 | } | |
171 | }, | |
172 | _ => { | |
173 | if br.read(1)? == 0 { | |
174 | Ok(0) | |
175 | } else { | |
176 | let val = br.read(2)? as i8; | |
177 | if (val & 2) == 0 { | |
178 | Ok(val + 1) | |
179 | } else { | |
180 | Ok(-((val & 1) + 1)) | |
181 | } | |
182 | } | |
183 | }, | |
184 | } | |
185 | } | |
186 | fn get_width_cu(&self) -> usize { | |
187 | (self.width + 63) >> 6 | |
188 | } | |
189 | fn get_height_cu(&self) -> usize { | |
190 | (self.height + 63) >> 6 | |
191 | } | |
192 | fn has_top_block(&self, xpos: usize, ypos: usize, dx: usize, dy: usize, size: usize) -> bool { | |
193 | if (ypos + dy) == 0 { return false; } | |
194 | let xpos2 = xpos + dx; | |
0091a508 | 195 | if (xpos2 + size) > self.awidth { return false; } |
52aad9fe KS |
196 | true |
197 | } | |
198 | fn has_top_right_block(&self, xpos: usize, ypos: usize, dx: usize, dy: usize, size: usize) -> bool { | |
199 | if (ypos + dy) == 0 { return false; } | |
200 | let xpos2 = xpos + dx; | |
0091a508 | 201 | if (xpos2 + size * 2) > self.awidth { return false; } |
52aad9fe KS |
202 | let cxpos = ((xpos + dx) & 63) >> RV60_BLOCK_LOG2[size]; |
203 | let cypos = ((ypos + dy) & 63) >> RV60_BLOCK_LOG2[size]; | |
204 | ((cypos as u8) & RV60_AVAIL_MASK[cxpos]) == 0 | |
205 | } | |
206 | fn has_left_block(&self, xpos: usize, ypos: usize, dx: usize, dy: usize, size: usize) -> bool { | |
207 | if (xpos + dx) == 0 { return false; } | |
208 | let ypos2 = ypos + dy; | |
0091a508 | 209 | if (ypos2 + size) > self.aheight { return false; } |
52aad9fe KS |
210 | true |
211 | } | |
212 | fn has_left_down_block(&self, xpos: usize, ypos: usize, dx: usize, dy: usize, size: usize) -> bool { | |
213 | if (xpos + dx) == 0 { return false; } | |
214 | let ypos2 = ypos + dy; | |
0091a508 | 215 | if (ypos2 + size * 2) > self.aheight { return false; } |
52aad9fe KS |
216 | let cxpos = (!(xpos + dx) & 63) >> RV60_BLOCK_LOG2[size]; |
217 | let cypos = (!(ypos + dy) & 63) >> RV60_BLOCK_LOG2[size]; | |
218 | ((cypos as u8) & RV60_AVAIL_MASK[cxpos]) >= 1 | |
219 | } | |
220 | } | |
221 | ||
222 | const RV60_BLOCK_LOG2: [u8; 65] = [ | |
223 | 0, | |
224 | 0, 1, 0, 2, 0, 0, 0, 3, 0, 0, 0, 0, 0, 0, 0, 4, | |
225 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 5, | |
226 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
227 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 6 | |
228 | ]; | |
229 | const RV60_AVAIL_MASK: [u8; 64] = [ | |
5536ee65 | 230 | 0, 1, 0, 3, 0, 1, 0, 7, 0, 1, 0, 3, 0, 1, 0, 0xF, |
52aad9fe KS |
231 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
232 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
233 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 | |
234 | ]; | |
235 | ||
e6aaad5c | 236 | #[derive(Clone,Copy,PartialEq,Debug,Default)] |
52aad9fe | 237 | enum CUType { |
e6aaad5c | 238 | #[default] |
52aad9fe KS |
239 | Intra, |
240 | InterMV, | |
241 | Skip, | |
242 | InterNoMV, | |
243 | } | |
244 | ||
52aad9fe KS |
245 | const RV60_CU_TYPES: [CUType; 4] = [ CUType::Intra, CUType::InterMV, CUType::Skip, CUType::InterNoMV ]; |
246 | ||
e6aaad5c | 247 | #[derive(Clone,Copy,PartialEq,Debug,Default)] |
52aad9fe | 248 | enum PUType { |
e6aaad5c | 249 | #[default] |
52aad9fe KS |
250 | Full, |
251 | N2Hor, | |
252 | N2Ver, | |
253 | Quarters, | |
254 | N4Hor, | |
255 | N34Hor, | |
256 | N4Ver, | |
257 | N34Ver, | |
258 | } | |
259 | ||
260 | const RV60_PU_TYPES: [PUType; 8] = [ | |
261 | PUType::Full, PUType::N2Hor, PUType::N2Ver, PUType::Quarters, | |
d24468d9 | 262 | PUType::N4Hor, PUType::N34Hor, PUType::N4Ver, PUType::N34Ver, |
52aad9fe KS |
263 | ]; |
264 | ||
265 | impl PUType { | |
e07387c7 KS |
266 | fn get_num_mvs(self) -> usize { |
267 | match self { | |
52aad9fe KS |
268 | PUType::Full => 1, |
269 | PUType::Quarters => 4, | |
270 | _ => 2, | |
271 | } | |
272 | } | |
e07387c7 | 273 | fn get_mv_size(self, part_no: usize, size: usize) -> (usize, usize) { |
52aad9fe | 274 | let mv_size = size >> 2; |
e07387c7 | 275 | match self { |
52aad9fe KS |
276 | PUType::Full => (mv_size, mv_size), |
277 | PUType::N2Hor => (mv_size, mv_size >> 1), | |
278 | PUType::N2Ver => (mv_size >> 1, mv_size), | |
279 | PUType::Quarters => (mv_size >> 1, mv_size >> 1), | |
280 | PUType::N4Hor => { | |
281 | if part_no == 0 { | |
e07387c7 | 282 | (mv_size, mv_size >> 2) |
52aad9fe | 283 | } else { |
e07387c7 | 284 | (mv_size, (3 * mv_size) >> 2) |
52aad9fe KS |
285 | } |
286 | }, | |
287 | PUType::N34Hor => { | |
288 | if part_no == 0 { | |
e07387c7 | 289 | (mv_size, (3 * mv_size) >> 2) |
52aad9fe | 290 | } else { |
e07387c7 | 291 | (mv_size, mv_size >> 2) |
52aad9fe KS |
292 | } |
293 | }, | |
294 | PUType::N4Ver => { | |
295 | if part_no == 0 { | |
e07387c7 | 296 | ( mv_size >> 2, mv_size) |
52aad9fe | 297 | } else { |
e07387c7 | 298 | ((3 * mv_size) >> 2, mv_size) |
52aad9fe KS |
299 | } |
300 | }, | |
301 | PUType::N34Ver => { | |
302 | if part_no == 0 { | |
e07387c7 | 303 | ((3 * mv_size) >> 2, mv_size) |
52aad9fe | 304 | } else { |
e07387c7 | 305 | ( mv_size >> 2, mv_size) |
52aad9fe KS |
306 | } |
307 | }, | |
308 | } | |
309 | } | |
e07387c7 | 310 | fn has_hor_split(self) -> bool { |
6f263099 | 311 | matches!(self, PUType::N2Hor | PUType::N4Hor | PUType::N34Hor | PUType::Quarters) |
52aad9fe | 312 | } |
e07387c7 | 313 | fn has_ver_split(self) -> bool { |
6f263099 | 314 | matches!(self, PUType::N2Ver | PUType::N4Ver | PUType::N34Ver | PUType::Quarters) |
52aad9fe KS |
315 | } |
316 | } | |
317 | ||
52aad9fe KS |
318 | #[derive(Clone,Copy,Debug)] |
319 | enum IntraMode { | |
320 | Index(u8), | |
321 | Mode(u8), | |
322 | DC64, | |
323 | Plane64, | |
324 | } | |
325 | ||
e6aaad5c | 326 | #[derive(Clone,Copy,PartialEq,Debug,Default)] |
52aad9fe | 327 | enum TransformType { |
e6aaad5c | 328 | #[default] |
52aad9fe KS |
329 | None, |
330 | T4X4, | |
331 | T8X8, | |
332 | T16X16, | |
333 | } | |
334 | ||
52aad9fe KS |
335 | #[derive(Clone,Copy,PartialEq,Debug)] |
336 | enum MVRef { | |
337 | None, | |
338 | Ref0, | |
339 | Ref1, | |
340 | BRef, | |
341 | Ref0AndBRef, | |
342 | Skip0, | |
343 | Skip1, | |
344 | Skip2, | |
345 | Skip3, | |
346 | } | |
347 | ||
348 | const SKIP_MV_REF: [MVRef; 4] = [ MVRef::Skip0, MVRef::Skip1, MVRef::Skip2, MVRef::Skip3 ]; | |
349 | ||
350 | impl MVRef { | |
e07387c7 KS |
351 | fn get_skip_mv_num(self) -> usize { |
352 | match self { | |
52aad9fe KS |
353 | MVRef::Skip1 => 1, |
354 | MVRef::Skip2 => 2, | |
355 | MVRef::Skip3 => 3, | |
356 | _ => 0, | |
357 | } | |
358 | } | |
e07387c7 | 359 | fn is_ref0(self) -> bool { |
6f263099 | 360 | matches!(self, MVRef::Ref0 | MVRef::Ref0AndBRef) |
52aad9fe | 361 | } |
e07387c7 | 362 | fn is_fwd(self) -> bool { |
6f263099 | 363 | matches!(self, MVRef::Ref0 | MVRef::Ref1 | MVRef::Ref0AndBRef) |
52aad9fe | 364 | } |
e07387c7 | 365 | fn is_bwd(self) -> bool { |
6f263099 | 366 | matches!(self, MVRef::BRef | MVRef::Ref0AndBRef) |
52aad9fe KS |
367 | } |
368 | } | |
369 | ||
370 | #[derive(Clone,Copy,PartialEq,Debug)] | |
371 | struct MVInfo { | |
372 | f_mv: MV, | |
373 | b_mv: MV, | |
374 | mvref: MVRef, | |
375 | } | |
376 | ||
377 | impl MVInfo { | |
378 | fn is_some(&self) -> bool { self.mvref != MVRef::None } | |
379 | fn matches_fwd(&self, mvref: MVRef) -> bool { | |
380 | (self.mvref == mvref) || (self.mvref.is_ref0() && mvref.is_ref0()) | |
381 | } | |
382 | fn matches_bwd(&self, mvref: MVRef) -> bool { | |
383 | self.mvref.is_bwd() && mvref.is_bwd() | |
384 | } | |
385 | fn is_deblock_cand(&self, other: &MVInfo) -> bool { | |
386 | if self.mvref != other.mvref { return true; } | |
387 | let mut mvdiff = 0; | |
388 | if self.mvref.is_fwd() { | |
389 | let diff = self.f_mv - other.f_mv; | |
390 | mvdiff += diff.x.abs() + diff.y.abs(); | |
391 | } | |
392 | if self.mvref.is_bwd() { | |
393 | let diff = self.b_mv - other.b_mv; | |
394 | mvdiff += diff.x.abs() + diff.y.abs(); | |
395 | } | |
396 | mvdiff > 4 | |
397 | } | |
398 | } | |
399 | ||
400 | impl Default for MVInfo { | |
401 | fn default() -> Self { Self { f_mv: ZERO_MV, b_mv: ZERO_MV, mvref: MVRef::None } } | |
402 | } | |
403 | ||
404 | #[derive(Clone,Copy,Debug)] | |
405 | struct CBHeader { | |
406 | cu_type: CUType, | |
407 | pu_type: PUType, | |
408 | ttype: TransformType, | |
409 | imode: [IntraMode; 4], | |
410 | mv: [MVInfo; 4], | |
411 | } | |
412 | ||
413 | impl CBHeader { | |
414 | fn read(br: &mut BitReader, ftype: FrameType, two_f_refs: bool, size: usize) -> DecoderResult<Self> { | |
415 | let cu_type; | |
416 | let pu_type; | |
417 | let mut imode: [IntraMode; 4] = [IntraMode::Index(0); 4]; | |
418 | let mut mv: [MVInfo; 4] = [MVInfo::default(); 4]; | |
419 | if ftype == FrameType::I { | |
420 | cu_type = CUType::Intra; | |
421 | } else { | |
422 | cu_type = RV60_CU_TYPES[br.read(2)? as usize]; | |
423 | } | |
424 | match cu_type { | |
425 | CUType::Intra => { | |
426 | if (size == 8) && br.read_bool()? { | |
427 | pu_type = PUType::Quarters; | |
428 | } else { | |
429 | pu_type = PUType::Full; | |
430 | } | |
431 | if pu_type == PUType::Quarters { | |
432 | for i in 0..4 { | |
433 | imode[i] = CBHeader::read_intra_mode(br)?; | |
434 | } | |
435 | } else if size <= 32 { | |
436 | imode[0] = CBHeader::read_intra_mode(br)?; | |
437 | } else { | |
438 | if !br.read_bool()? { | |
439 | imode[0] = IntraMode::DC64; | |
440 | } else { | |
441 | imode[0] = IntraMode::Plane64; | |
442 | } | |
443 | } | |
444 | }, | |
445 | CUType::InterMV => { | |
446 | let bits = if size == 8 { 2 } else { 3 }; | |
447 | pu_type = RV60_PU_TYPES[br.read(bits)? as usize]; | |
448 | CBHeader::read_mv_data(br, ftype, two_f_refs, size, pu_type, &mut mv)?; | |
449 | }, | |
450 | _ => { | |
451 | pu_type = PUType::Full; | |
452 | let skip_mv_no = br.read_code(UintCodeType::LimitedUnary(3, 0))?; | |
453 | mv[0].mvref = SKIP_MV_REF[skip_mv_no as usize]; | |
454 | }, | |
455 | }; | |
456 | let ttype; | |
457 | if cu_type == CUType::Skip { | |
458 | ttype = TransformType::None; | |
459 | } else if size >= 32 { | |
460 | ttype = TransformType::T16X16; | |
461 | } else if size == 16 { | |
462 | if (cu_type == CUType::Intra) || (pu_type == PUType::Full) { | |
463 | ttype = TransformType::T16X16; | |
464 | } else { | |
465 | ttype = TransformType::T4X4; | |
466 | } | |
467 | } else { | |
468 | if pu_type == PUType::Full { | |
469 | ttype = TransformType::T8X8; | |
470 | } else { | |
471 | ttype = TransformType::T4X4; | |
472 | } | |
473 | } | |
474 | Ok(Self { | |
475 | cu_type, pu_type, ttype, imode, mv, | |
476 | }) | |
477 | } | |
478 | fn read_intra_mode(br: &mut BitReader) -> DecoderResult<IntraMode> { | |
479 | if br.read_bool()? { | |
480 | let idx = br.read_code(UintCodeType::Unary012)? as u8; | |
481 | Ok(IntraMode::Index(idx)) | |
482 | } else { | |
483 | let mode = br.read(5)? as u8; | |
484 | Ok(IntraMode::Mode(mode)) | |
485 | } | |
486 | } | |
487 | fn read_mv_data(br: &mut BitReader, ftype: FrameType, two_f_refs: bool, size: usize, pu_type: PUType, mv: &mut [MVInfo; 4]) -> DecoderResult<()> { | |
488 | let mv_count = pu_type.get_num_mvs(); | |
489 | for i in 0..mv_count { | |
490 | mv[i] = CBHeader::read_mv_info(br, ftype, two_f_refs, size, pu_type)?; | |
491 | } | |
492 | Ok(()) | |
493 | } | |
494 | fn read_mv_info(br: &mut BitReader, ftype: FrameType, two_f_refs: bool, size: usize, pu_type: PUType) -> DecoderResult<MVInfo> { | |
495 | let mut f_mv = ZERO_MV; | |
496 | let mut b_mv = ZERO_MV; | |
497 | let mvref; | |
498 | if ftype != FrameType::B { | |
499 | if two_f_refs && br.read_bool()? { | |
500 | mvref = MVRef::Ref1; | |
501 | } else { | |
502 | mvref = MVRef::Ref0; | |
503 | } | |
504 | f_mv = CBHeader::read_mv(br)?; | |
505 | Ok(MVInfo { f_mv, b_mv: ZERO_MV, mvref }) | |
506 | } else { | |
507 | if ((size <= 8) && ((size != 8) || (pu_type != PUType::Full))) || br.read_bool()? { | |
508 | if !br.read_bool()? { | |
509 | mvref = MVRef::Ref0; | |
510 | f_mv = CBHeader::read_mv(br)?; | |
511 | } else { | |
512 | mvref = MVRef::BRef; | |
513 | b_mv = CBHeader::read_mv(br)?; | |
514 | } | |
515 | } else { | |
516 | mvref = MVRef::Ref0AndBRef; | |
517 | f_mv = CBHeader::read_mv(br)?; | |
518 | b_mv = CBHeader::read_mv(br)?; | |
519 | } | |
520 | Ok(MVInfo { f_mv, b_mv, mvref }) | |
521 | } | |
522 | } | |
523 | fn read_mv(br: &mut BitReader) -> DecoderResult<MV> { | |
524 | let x = br.read_code_signed(IntCodeType::Gamma)? as i16; | |
525 | let y = br.read_code_signed(IntCodeType::Gamma)? as i16; | |
526 | Ok(MV { x, y }) | |
527 | } | |
528 | } | |
529 | ||
530 | #[derive(Clone,Copy,Default)] | |
531 | struct PUInfo { | |
532 | cu_type: CUType, | |
533 | ttype: TransformType, | |
0091a508 | 534 | pu_type: PUType, |
52aad9fe KS |
535 | } |
536 | ||
537 | impl PUInfo { | |
e07387c7 | 538 | fn is_intra(self) -> bool { self.cu_type == CUType::Intra } |
52aad9fe KS |
539 | } |
540 | ||
541 | const RV60_CANDIDATE_INTRA_ANGLES: [u8; 6] = [ 0, 1, 10, 26, 18, 2 ]; | |
542 | ||
543 | #[derive(Clone,Copy,Default)] | |
544 | struct BlockInfo { | |
545 | mv: MVInfo, | |
546 | imode: u8, | |
547 | } | |
548 | ||
549 | struct DeblockInfo { | |
550 | left_str: Vec<u8>, | |
551 | top_str: Vec<u8>, | |
552 | stride: usize, | |
553 | } | |
554 | ||
555 | impl DeblockInfo { | |
556 | fn new() -> Self { | |
557 | Self { left_str: Vec::new(), top_str: Vec::new(), stride: 0 } | |
558 | } | |
559 | fn reinit(&mut self, w: usize, h: usize) { | |
560 | self.left_str.clear(); | |
561 | self.top_str.clear(); | |
562 | self.stride = w >> 2; | |
563 | let size = self.stride * (h >> 2); | |
564 | self.left_str.resize(size, 0); | |
565 | self.top_str.resize(size, 0); | |
566 | } | |
567 | fn set_strength(&mut self, xpos: usize, ypos: usize, size: usize, q: u8, strength: u8) { | |
568 | let pos = self.get_pos(xpos, ypos); | |
569 | let dsize = size >> 2; | |
570 | let dval = (q << 2) | strength; | |
571 | for x in 0..dsize { | |
572 | self.top_str[pos + x] = dval; | |
0091a508 | 573 | self.top_str[pos + (dsize - 1) * self.stride + x] = dval; |
52aad9fe KS |
574 | } |
575 | for y in 0..dsize { | |
576 | self.left_str[pos + y * self.stride] = dval; | |
0091a508 | 577 | self.left_str[pos + y * self.stride + dsize - 1] = dval; |
52aad9fe KS |
578 | } |
579 | } | |
580 | fn get_pos(&self, xpos: usize, ypos: usize) -> usize { | |
581 | (xpos >> 2) + (ypos >> 2) * self.stride | |
582 | } | |
583 | fn get_top_strength(&self, pos: usize) -> u8 { | |
584 | self.top_str[pos] & 3 | |
585 | } | |
586 | fn get_left_strength(&self, pos: usize) -> u8 { | |
587 | self.left_str[pos] & 3 | |
588 | } | |
405cec9e KS |
589 | fn set_top_strength(&mut self, pos: usize, strength: u8) { |
590 | self.top_str[pos] |= strength; | |
52aad9fe | 591 | } |
405cec9e KS |
592 | fn set_left_strength(&mut self, pos: usize, strength: u8) { |
593 | self.left_str[pos] |= strength; | |
52aad9fe KS |
594 | } |
595 | } | |
596 | ||
597 | struct RealVideo60Decoder { | |
2422d969 | 598 | info: NACodecInfoRef, |
52aad9fe KS |
599 | cbs: RV60Codebooks, |
600 | ipbs: IPBShuffler, | |
601 | dsp: RV60DSP, | |
602 | ipred: IntraPredContext, | |
54d2b09a | 603 | skip_mode: FrameSkipMode, |
52aad9fe | 604 | |
3fc28ece | 605 | avg_buf: NAVideoBufferRef<u8>, |
52aad9fe KS |
606 | |
607 | y_coeffs: [i16; 16 * 16], | |
608 | u_coeffs: [i16; 8 * 8], | |
609 | v_coeffs: [i16; 8 * 8], | |
610 | qp: u8, | |
611 | sel_qp: u8, | |
612 | ||
613 | cu_splits: Vec<bool>, | |
614 | coded_blk: [bool; 64], | |
615 | dblk: DeblockInfo, | |
616 | ||
617 | pu_info: Vec<PUInfo>, | |
618 | pu_stride: usize, | |
619 | pu_pos: usize, | |
620 | ||
621 | blk_info: Vec<BlockInfo>, | |
622 | blk_stride: usize, | |
623 | blk_pos: usize, | |
624 | ||
625 | xpos: usize, | |
626 | ypos: usize, | |
d32c444b KS |
627 | |
628 | ts_scale: u64, | |
629 | ref0_pts: u64, | |
630 | ref1_pts: u64, | |
631 | ref0_ts: u64, | |
632 | ref1_ts: u64, | |
52aad9fe KS |
633 | } |
634 | ||
635 | impl RealVideo60Decoder { | |
636 | fn new() -> Self { | |
637 | let tmp_vinfo = NAVideoInfo::new(64, 64, false, YUV420_FORMAT); | |
b70cc006 | 638 | let vt = alloc_video_buffer(tmp_vinfo, 4).unwrap(); |
52aad9fe KS |
639 | let vb = vt.get_vbuf(); |
640 | let avg_buf = vb.unwrap(); | |
641 | RealVideo60Decoder{ | |
2422d969 | 642 | info: NACodecInfoRef::default(), |
52aad9fe KS |
643 | cbs: RV60Codebooks::init(), |
644 | ipbs: IPBShuffler::new(), | |
645 | ipred: IntraPredContext::new(), | |
54d2b09a | 646 | skip_mode: FrameSkipMode::default(), |
52aad9fe | 647 | dsp: RV60DSP::new(), |
e07387c7 | 648 | avg_buf, |
52aad9fe KS |
649 | y_coeffs: [0; 16 * 16], |
650 | u_coeffs: [0; 8 * 8], | |
651 | v_coeffs: [0; 8 * 8], | |
652 | qp: 0, | |
653 | sel_qp: 0, | |
654 | cu_splits: Vec::with_capacity(24), | |
655 | coded_blk: [false; 64], | |
656 | dblk: DeblockInfo::new(), | |
657 | pu_info: Vec::new(), | |
658 | pu_stride: 0, | |
659 | pu_pos: 0, | |
660 | blk_info: Vec::new(), | |
661 | blk_stride: 0, | |
662 | blk_pos: 0, | |
663 | xpos: 0, | |
664 | ypos: 0, | |
d32c444b KS |
665 | |
666 | ts_scale: 1, | |
667 | ref0_pts: 0, | |
668 | ref1_pts: 0, | |
669 | ref0_ts: 0, | |
670 | ref1_ts: 0, | |
52aad9fe KS |
671 | } |
672 | } | |
cd830591 | 673 | fn decode_cu_line(&mut self, buf: &mut NASimpleVideoFrame<u8>, hdr: &FrameHeader, src: &[u8], cu_y: usize) -> DecoderResult<()> { |
fa90ccfb | 674 | let mut br = BitReader::new(src, BitReaderMode::BE); |
52aad9fe | 675 | let cu_w = hdr.get_width_cu(); |
b4ab327f KS |
676 | for cu_x in 0..cu_w { |
677 | let dqp = hdr.read_line_qp_offset(&mut br)?; | |
678 | let qps = (hdr.qp as i8) + dqp; | |
679 | validate!((0..32).contains(&qps)); | |
680 | let qp = qps as u8; | |
681 | self.qp = qp; | |
682 | self.sel_qp = match hdr.osvquant { | |
52aad9fe KS |
683 | 0 => qp, |
684 | 1 => { | |
685 | if qp <= 25 { | |
686 | qp + 5 | |
687 | } else { | |
688 | qp | |
689 | } | |
690 | }, | |
691 | _ => { | |
692 | if qp <= 18 { | |
693 | qp + 10 | |
694 | } else if qp <= 25 { | |
695 | qp + 5 | |
696 | } else { | |
697 | qp | |
698 | } | |
699 | }, | |
700 | }; | |
701 | ||
52aad9fe KS |
702 | self.cu_splits.clear(); |
703 | self.coded_blk = [false; 64]; | |
704 | self.decode_cb_tree(buf, hdr, &mut br, cu_x << 6, cu_y << 6, 6)?; | |
705 | if hdr.deblock { | |
706 | self.cu_splits.reverse(); | |
707 | self.deblock_cb_tree(buf, hdr, cu_x << 6, cu_y << 6, 6); | |
708 | } | |
709 | } | |
710 | if br.left() >= 8 { | |
711 | println!(" left {} bits", br.left()); | |
712 | } | |
713 | Ok(()) | |
714 | } | |
b7c882c1 | 715 | #[allow(clippy::cognitive_complexity)] |
cd830591 | 716 | fn decode_cb_tree(&mut self, buf: &mut NASimpleVideoFrame<u8>, hdr: &FrameHeader, br: &mut BitReader, xpos: usize, ypos: usize, log_size: u8) -> DecoderResult<()> { |
05294442 | 717 | if (xpos >= hdr.awidth) || (ypos >= hdr.aheight) { return Ok(()); } |
52aad9fe KS |
718 | |
719 | let size = 1 << log_size; | |
05294442 | 720 | let split = (xpos + size > hdr.awidth) || (ypos + size > hdr.aheight) || (size > 8 && br.read_bool()?); |
52aad9fe KS |
721 | self.cu_splits.push(split); |
722 | if split { | |
723 | let hsize = size >> 1; | |
724 | self.decode_cb_tree(buf, hdr, br, xpos, ypos, log_size - 1)?; | |
725 | self.decode_cb_tree(buf, hdr, br, xpos + hsize, ypos, log_size - 1)?; | |
726 | self.decode_cb_tree(buf, hdr, br, xpos, ypos + hsize, log_size - 1)?; | |
727 | self.decode_cb_tree(buf, hdr, br, xpos + hsize, ypos + hsize, log_size - 1)?; | |
728 | } else { | |
729 | let cbh = CBHeader::read(br, hdr.ftype, hdr.two_f_refs, size)?; | |
730 | self.pu_pos = (xpos >> 3) + (ypos >> 3) * self.pu_stride; | |
731 | self.blk_pos = (xpos >> 2) + (ypos >> 2) * self.blk_stride; | |
732 | self.xpos = xpos; | |
733 | self.ypos = ypos; | |
734 | self.reconstruct_info(hdr, &cbh, size)?; | |
735 | ||
736 | let split_i4x4 = (cbh.cu_type == CUType::Intra) && (size == 8) && (cbh.pu_type == PUType::Quarters); | |
737 | match cbh.cu_type { | |
738 | CUType::Intra => { | |
739 | let itype = self.blk_info[self.blk_pos].imode; | |
740 | if !split_i4x4 { | |
cd830591 | 741 | let dstride = buf.stride[0]; |
52aad9fe | 742 | let off = xpos + ypos * dstride; |
cd830591 | 743 | let dst = &mut buf.data; |
52aad9fe KS |
744 | self.populate_ipred(hdr, dst, 0, dstride, 0, 0, size, true); |
745 | self.ipred.pred_angle(dst, off, dstride, size, itype as usize, true); | |
746 | } | |
747 | for comp in 1..3 { | |
cd830591 KS |
748 | let dstride = buf.stride[comp]; |
749 | let soff = buf.offset[comp]; | |
52aad9fe | 750 | let off = soff + (xpos >> 1) + (ypos >> 1) * dstride; |
6f263099 | 751 | let dst = &mut buf.data; |
52aad9fe | 752 | self.populate_ipred(hdr, dst, soff, dstride, 0, 0, size >> 1, false); |
6f263099 | 753 | self.ipred.pred_angle(dst, off, dstride, size >> 1, itype as usize, false); |
52aad9fe KS |
754 | } |
755 | }, | |
756 | _ => { | |
757 | let mut mv_x = xpos >> 2; | |
758 | let mut mv_y = ypos >> 2; | |
759 | let mut mv_pos = mv_x + mv_y * self.blk_stride; | |
760 | for part_no in 0..cbh.pu_type.get_num_mvs() { | |
761 | let (mv_w, mv_h) = cbh.pu_type.get_mv_size(part_no, size); | |
762 | let mv = self.blk_info[mv_pos].mv; | |
763 | let bw = mv_w << 2; | |
764 | let bh = mv_h << 2; | |
765 | let bx = mv_x << 2; | |
766 | let by = mv_y << 2; | |
767 | match mv.mvref { | |
768 | MVRef::Ref0 => { | |
769 | if hdr.ftype != FrameType::B { | |
770 | if let Some(ref prevbuf) = self.ipbs.get_lastref() { | |
771 | self.dsp.do_mc(buf, prevbuf, bx, by, bw, bh, mv.f_mv, false); | |
772 | } | |
773 | } else { | |
774 | if let Some(ref prevbuf) = self.ipbs.get_b_fwdref() { | |
775 | self.dsp.do_mc(buf, prevbuf, bx, by, bw, bh, mv.f_mv, false); | |
776 | } | |
777 | } | |
778 | }, | |
779 | MVRef::Ref1 => { | |
780 | if let Some(ref prevbuf) = self.ipbs.get_nextref() { | |
781 | self.dsp.do_mc(buf, prevbuf, bx, by, bw, bh, mv.f_mv, false); | |
782 | } | |
783 | }, | |
784 | MVRef::BRef => { | |
785 | validate!(hdr.ftype == FrameType::B); | |
786 | if let Some(ref prevbuf) = self.ipbs.get_b_bwdref() { | |
787 | self.dsp.do_mc(buf, prevbuf, bx, by, bw, bh, mv.b_mv, false); | |
788 | } | |
789 | }, | |
790 | MVRef::Ref0AndBRef => { | |
791 | validate!(hdr.ftype == FrameType::B); | |
792 | if let (Some(ref prevbuf), Some(ref nextbuf)) = (self.ipbs.get_b_fwdref(), self.ipbs.get_b_bwdref()) { | |
793 | self.dsp.do_mc(buf, prevbuf, bx, by, bw, bh, mv.f_mv, false); | |
cd830591 KS |
794 | { |
795 | let mut avg_buf = NASimpleVideoFrame::from_video_buf(&mut self.avg_buf).unwrap(); | |
796 | self.dsp.do_mc(&mut avg_buf, nextbuf, bx, by, bw, bh, mv.b_mv, true); | |
797 | } | |
52aad9fe KS |
798 | self.dsp.do_avg(buf, &self.avg_buf, bx, by, bw, bh); |
799 | } | |
800 | }, | |
801 | _ => unreachable!(), | |
802 | }; | |
803 | if cbh.pu_type == PUType::Quarters { | |
804 | if part_no != 1 { | |
805 | mv_pos += mv_w; | |
806 | mv_x += mv_w; | |
807 | } else { | |
808 | mv_pos += mv_h * self.blk_stride - mv_w; | |
809 | mv_x -= mv_w; | |
810 | mv_y += mv_h; | |
811 | } | |
812 | } else if cbh.pu_type.has_hor_split() { | |
813 | mv_pos += mv_h * self.blk_stride; | |
814 | mv_y += mv_h; | |
815 | } else if cbh.pu_type.has_ver_split() { | |
816 | mv_pos += mv_w; | |
817 | mv_x += mv_w; | |
818 | } | |
819 | } | |
820 | }, | |
821 | }; | |
822 | if cbh.ttype != TransformType::None { | |
823 | self.y_coeffs = [0; 16 * 16]; | |
824 | self.u_coeffs = [0; 8 * 8]; | |
825 | self.v_coeffs = [0; 8 * 8]; | |
826 | } | |
827 | let is_intra = cbh.cu_type == CUType::Intra; | |
828 | let cb_pos = ((xpos & 63) >> 3) + ((ypos & 63) >> 3) * 8; | |
829 | match cbh.ttype { | |
830 | TransformType::T4X4 => { | |
831 | let subset = if is_intra { 0 } else { 2 }; | |
832 | if size == 16 { | |
833 | let cbp16; | |
834 | if br.read_bool()? { | |
835 | cbp16 = rv6_decode_cbp16(br, &self.cbs, subset, self.sel_qp)?; | |
836 | } else { | |
837 | cbp16 = 0; | |
838 | } | |
839 | if cbp16 != 0 { | |
52aad9fe KS |
840 | 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)?; |
841 | for y in 0..4 { | |
842 | for x in 0..4 { | |
843 | let i = x + y * 4; | |
844 | if ((cbp16 >> i) & 1) != 0 { | |
845 | self.dsp.transform4x4(&mut self.y_coeffs[i * 16..][..16]); | |
cd830591 | 846 | let dstride = buf.stride[0]; |
52aad9fe | 847 | let off = xpos + x * 4 + (ypos + y * 4) * dstride; |
6f263099 KS |
848 | let dst = &mut buf.data; |
849 | self.dsp.add_block(dst, off, dstride, &self.y_coeffs[i*16..][..16], 4); | |
0091a508 | 850 | self.coded_blk[cb_pos + (y / 2) * 8 + (x / 2)] = true; |
52aad9fe KS |
851 | } |
852 | } | |
853 | } | |
854 | for y in 0..2 { | |
855 | for x in 0..2 { | |
856 | let i = x + y * 2; | |
857 | let xoff = (xpos >> 1) + x * 4; | |
858 | let yoff = (ypos >> 1) + y * 4; | |
859 | if ((cbp16 >> (16 + i)) & 1) != 0 { | |
860 | self.dsp.transform4x4(&mut self.u_coeffs[i * 16..][..16]); | |
cd830591 KS |
861 | let dstride = buf.stride[1]; |
862 | let off = buf.offset[1] + xoff + yoff * dstride; | |
6f263099 KS |
863 | let dst = &mut buf.data; |
864 | self.dsp.add_block(dst, off, dstride, &self.u_coeffs[i * 16..][..16], 4); | |
0091a508 | 865 | self.coded_blk[cb_pos + y * 8 + x] = true; |
52aad9fe KS |
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; | |
6f263099 KS |
871 | let dst = &mut buf.data; |
872 | self.dsp.add_block(dst, off, dstride, &self.v_coeffs[i * 16..][..16], 4); | |
0091a508 | 873 | self.coded_blk[cb_pos + y * 8 + x] = true; |
52aad9fe KS |
874 | } |
875 | } | |
876 | } | |
877 | } | |
878 | } else { | |
879 | let cbp8 = rv6_decode_cbp8(br, &self.cbs, subset, self.sel_qp)?; | |
880 | if cbp8 != 0 { | |
881 | self.coded_blk[cb_pos] = true; | |
882 | 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)?; | |
883 | } | |
884 | for i in 0..4 { | |
885 | let xoff = (i & 1) * 4; | |
886 | let yoff = (i & 2) * 2; | |
887 | if split_i4x4 { | |
cd830591 | 888 | let dstride = buf.stride[0]; |
52aad9fe | 889 | let off = xpos + xoff + (ypos + yoff) * dstride; |
6f263099 | 890 | let dst = &mut buf.data; |
52aad9fe KS |
891 | self.populate_ipred(hdr, dst, 0, dstride, xoff, yoff, 4, true); |
892 | let itype = self.blk_info[self.blk_pos + (i & 1) + (i >> 1) * self.blk_stride].imode; | |
aa5efa8a | 893 | self.ipred.pred_angle(dst, off, dstride, 4, itype as usize, true); |
52aad9fe KS |
894 | } |
895 | if ((cbp8 >> i) & 1) != 0 { | |
896 | let blk = &mut self.y_coeffs[i * 16..][..16]; | |
897 | self.dsp.transform4x4(blk); | |
cd830591 KS |
898 | let dstride = buf.stride[0]; |
899 | let soff = buf.offset[0]; | |
52aad9fe | 900 | let off = soff + xpos + xoff + (ypos + yoff) * dstride; |
6f263099 | 901 | self.dsp.add_block(buf.data, off, dstride, blk, 4); |
52aad9fe KS |
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; |
6f263099 | 909 | self.dsp.add_block(buf.data, off, dstride, &self.u_coeffs, 4); |
52aad9fe KS |
910 | } |
911 | if ((cbp8 >> 5) & 1) != 0 { | |
912 | self.dsp.transform4x4(&mut self.v_coeffs); | |
cd830591 KS |
913 | let dstride = buf.stride[2]; |
914 | let soff = buf.offset[2]; | |
52aad9fe | 915 | let off = soff + (xpos >> 1) + (ypos >> 1) * dstride; |
6f263099 | 916 | self.dsp.add_block(buf.data, off, dstride, &self.v_coeffs, 4); |
52aad9fe KS |
917 | } |
918 | } | |
919 | }, | |
920 | TransformType::T8X8 => { | |
921 | let subset = if is_intra { 1 } else { 3 }; | |
922 | let cbp8 = rv6_decode_cbp8(br, &self.cbs, subset, self.sel_qp)?; | |
923 | if cbp8 != 0 { | |
924 | self.coded_blk[cb_pos] = true; | |
925 | 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)?; | |
926 | if (cbp8 & 0xF) != 0 { | |
927 | self.dsp.transform8x8(&mut self.y_coeffs); | |
cd830591 | 928 | let dstride = buf.stride[0]; |
52aad9fe | 929 | let off = xpos + ypos * dstride; |
6f263099 | 930 | self.dsp.add_block(buf.data, off, dstride, &self.y_coeffs, 8); |
52aad9fe KS |
931 | } |
932 | if ((cbp8 >> 4) & 1) != 0 { | |
933 | self.dsp.transform4x4(&mut self.u_coeffs); | |
cd830591 KS |
934 | let dstride = buf.stride[1]; |
935 | let soff = buf.offset[1]; | |
52aad9fe | 936 | let off = soff + (xpos >> 1) + (ypos >> 1) * dstride; |
6f263099 | 937 | self.dsp.add_block(buf.data, off, dstride, &self.u_coeffs, 4); |
52aad9fe KS |
938 | } |
939 | if ((cbp8 >> 5) & 1) != 0 { | |
940 | self.dsp.transform4x4(&mut self.v_coeffs); | |
cd830591 KS |
941 | let dstride = buf.stride[2]; |
942 | let soff = buf.offset[2]; | |
52aad9fe | 943 | let off = soff + (xpos >> 1) + (ypos >> 1) * dstride; |
6f263099 | 944 | self.dsp.add_block(buf.data, off, dstride, &self.v_coeffs, 4); |
52aad9fe KS |
945 | } |
946 | } | |
947 | }, | |
948 | TransformType::T16X16 => { | |
949 | let subset = if is_intra { 1 } else { 3 }; | |
950 | let num_clusters = size >> 4; | |
951 | let cl_cbp = br.read((num_clusters * num_clusters) as u8)?; | |
952 | for y in 0..num_clusters { | |
953 | for x in 0..num_clusters { | |
954 | if ((cl_cbp >> (x + y * num_clusters)) & 1) == 0 { continue; } | |
955 | self.coded_blk[cb_pos + x * 2 + y * 2 * 8 + 0] = true; | |
956 | self.coded_blk[cb_pos + x * 2 + y * 2 * 8 + 1] = true; | |
957 | self.coded_blk[cb_pos + x * 2 + y * 2 * 8 + 8] = true; | |
958 | self.coded_blk[cb_pos + x * 2 + y * 2 * 8 + 9] = true; | |
959 | let super_cbp = rv6_decode_cbp16(br, &self.cbs, subset, self.sel_qp)?; | |
960 | if super_cbp != 0 { | |
961 | self.y_coeffs = [0; 16 * 16]; | |
962 | self.u_coeffs = [0; 8 * 8]; | |
963 | self.v_coeffs = [0; 8 * 8]; | |
964 | 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)?; | |
965 | if (super_cbp & 0xFFFF) != 0 { | |
966 | self.dsp.transform16x16(&mut self.y_coeffs); | |
cd830591 | 967 | let dstride = buf.stride[0]; |
52aad9fe | 968 | let off = xpos + x * 16 + (ypos + y * 16) * dstride; |
6f263099 | 969 | self.dsp.add_block(buf.data, off, dstride, &self.y_coeffs, 16); |
52aad9fe KS |
970 | } |
971 | if ((super_cbp >> 16) & 0xF) != 0 { | |
972 | self.dsp.transform8x8(&mut self.u_coeffs); | |
cd830591 KS |
973 | let dstride = buf.stride[1]; |
974 | let soff = buf.offset[1]; | |
52aad9fe | 975 | let off = soff + (xpos >> 1) + x * 8 + ((ypos >> 1) + y * 8) * dstride; |
6f263099 | 976 | self.dsp.add_block(buf.data, off, dstride, &self.u_coeffs, 8); |
52aad9fe KS |
977 | } |
978 | if ((super_cbp >> 20) & 0xF) != 0 { | |
979 | self.dsp.transform8x8(&mut self.v_coeffs); | |
cd830591 KS |
980 | let dstride = buf.stride[2]; |
981 | let soff = buf.offset[2]; | |
52aad9fe | 982 | let off = soff + (xpos >> 1) + x * 8 + ((ypos >> 1) + y * 8) * dstride; |
6f263099 | 983 | self.dsp.add_block(buf.data, off, dstride, &self.v_coeffs, 8); |
52aad9fe KS |
984 | } |
985 | } | |
986 | } | |
987 | } | |
988 | }, | |
989 | _ => {}, | |
990 | }; | |
991 | } | |
992 | Ok(()) | |
993 | } | |
994 | fn reconstruct_info(&mut self, hdr: &FrameHeader, cbh: &CBHeader, size: usize) -> DecoderResult<()>{ | |
995 | let mut pui = PUInfo::default(); | |
996 | let pu_size = size >> 3; | |
997 | pui.cu_type = cbh.cu_type; | |
998 | pui.ttype = cbh.ttype; | |
0091a508 | 999 | pui.pu_type = cbh.pu_type; |
52aad9fe KS |
1000 | if (cbh.cu_type == CUType::Intra) && (cbh.pu_type == PUType::Quarters) { // very special case |
1001 | self.pu_info[self.pu_pos] = pui; | |
1002 | for y in 0..2 { | |
1003 | for x in 0..2 { | |
1004 | let imode = self.reconstruct_intra(hdr, cbh, 4, x + y * 2); | |
1005 | validate!(imode <= MAX_IMODE); | |
1006 | self.blk_info[self.blk_pos + x + y * self.blk_stride].imode = imode; | |
1007 | self.blk_info[self.blk_pos + x + y * self.blk_stride].mv = MVInfo::default(); | |
1008 | } | |
1009 | } | |
1010 | return Ok(()); | |
1011 | } | |
1012 | match cbh.cu_type { | |
1013 | CUType::Intra => { | |
1014 | self.pu_info[self.pu_pos] = pui; | |
1015 | let imode = self.reconstruct_intra(hdr, cbh, size, 0); | |
1016 | validate!(imode <= MAX_IMODE); | |
1017 | for y in 0..(size >> 2) { | |
1018 | for x in 0..(size >> 2) { | |
1019 | self.blk_info[self.blk_pos + x + y * self.blk_stride].imode = imode; | |
1020 | } | |
1021 | } | |
1022 | }, | |
1023 | CUType::InterMV => { | |
1024 | let mut mv_x = self.xpos >> 2; | |
1025 | let mut mv_y = self.ypos >> 2; | |
1026 | let mut mv_pos = self.blk_pos; | |
1027 | let pu_type = cbh.pu_type; | |
1028 | for part_no in 0..pu_type.get_num_mvs() { | |
1029 | let (mv_w, mv_h) = pu_type.get_mv_size(part_no, size); | |
1030 | let mv = self.predict_mv(hdr, mv_x, mv_y, mv_w, &cbh.mv[part_no]); | |
1031 | for y in 0..mv_h { | |
1032 | for x in 0..mv_w { | |
1033 | self.blk_info[mv_pos + x + y * self.blk_stride].mv = mv; | |
1034 | } | |
1035 | } | |
1036 | if pu_type == PUType::Quarters { | |
1037 | if part_no != 1 { | |
1038 | mv_pos += mv_w; | |
1039 | mv_x += mv_w; | |
1040 | } else { | |
1041 | mv_pos += mv_h * self.blk_stride - mv_w; | |
1042 | mv_x -= mv_w; | |
1043 | mv_y += mv_h; | |
1044 | } | |
1045 | } else if pu_type.has_hor_split() { | |
1046 | mv_pos += mv_h * self.blk_stride; | |
1047 | mv_y += mv_h; | |
1048 | } else if pu_type.has_ver_split() { | |
1049 | mv_pos += mv_w; | |
1050 | mv_x += mv_w; | |
1051 | } | |
1052 | } | |
1053 | }, | |
1054 | _ => { | |
1055 | let skip_idx = cbh.mv[0].mvref.get_skip_mv_num(); | |
1056 | let mut skip_cand: UniqueList<MVInfo> = UniqueList::new(4); | |
1057 | self.fill_skip_cand(hdr, &mut skip_cand, size); | |
1058 | let mv = skip_cand.list[skip_idx]; | |
1059 | ||
1060 | let mv_size = size >> 2; | |
1061 | for y in 0..mv_size { | |
1062 | for x in 0..mv_size { | |
1063 | self.blk_info[self.blk_pos + x + y * self.blk_stride].mv = mv; | |
1064 | } | |
1065 | } | |
1066 | }, | |
1067 | }; | |
1068 | for y in 0..pu_size { | |
1069 | for x in 0..pu_size { | |
1070 | self.pu_info[self.pu_pos + x + y * self.pu_stride] = pui; | |
1071 | } | |
1072 | } | |
1073 | Ok(()) | |
1074 | } | |
1075 | fn reconstruct_intra(&self, hdr: &FrameHeader, cbh: &CBHeader, size: usize, sub: usize) -> u8 { | |
1076 | match cbh.imode[0] { | |
1077 | IntraMode::DC64 => { return 1; }, | |
1078 | IntraMode::Plane64 => { return 0; }, | |
1079 | _ => {}, | |
1080 | }; | |
1081 | // form list of predictors | |
1082 | let blk_pos = self.blk_pos + (sub & 1) + (sub >> 1) * self.blk_stride; | |
1083 | let mut ipm_cand: UniqueList<u8> = UniqueList::new(3); | |
1084 | if hdr.has_top_block(self.xpos, self.ypos, (sub & 1) * 4, 0, size) { | |
1085 | let pu = &self.pu_info[self.pu_pos - self.pu_stride]; | |
1086 | if pu.is_intra() { | |
1087 | ipm_cand.add(self.blk_info[self.blk_pos + (sub & 1) - self.blk_stride].imode); | |
1088 | } | |
1089 | } | |
1090 | if hdr.has_left_block(self.xpos, self.ypos, 0, (sub & 2) * 2, size) { | |
1091 | let pu = &self.pu_info[self.pu_pos - 1]; | |
1092 | if pu.is_intra() { | |
1093 | ipm_cand.add(self.blk_info[blk_pos - 1 - (sub & 1)].imode); | |
1094 | } | |
1095 | } | |
1096 | let tl_x = if (sub & 2) == 0 { self.xpos + (sub & 1) * 4 } else { self.xpos }; | |
1097 | let tl_y = self.ypos + (sub & 2) * 4; | |
1098 | if (tl_x > 0) && (tl_y > 0) { | |
1099 | let pu = match sub { | |
1100 | 0 => &self.pu_info[self.pu_pos - self.pu_stride - 1], | |
1101 | 1 => &self.pu_info[self.pu_pos - self.pu_stride], | |
1102 | 2 => &self.pu_info[self.pu_pos - 1], | |
1103 | _ => &self.pu_info[self.pu_pos - 1], | |
1104 | }; | |
1105 | if pu.is_intra() { | |
1106 | if sub != 3 { | |
1107 | ipm_cand.add(self.blk_info[blk_pos - self.blk_stride - 1].imode); | |
1108 | } else { | |
1109 | ipm_cand.add(self.blk_info[blk_pos - self.blk_stride - 2].imode); | |
1110 | } | |
1111 | } | |
1112 | } | |
61d3e294 | 1113 | for el in RV60_CANDIDATE_INTRA_ANGLES.iter() { |
52aad9fe KS |
1114 | ipm_cand.add(*el); |
1115 | } | |
1116 | // actually decode prediction mode | |
1117 | match cbh.imode[sub] { | |
1118 | IntraMode::Index(idx) => { | |
1119 | ipm_cand.list[idx as usize] | |
1120 | }, | |
1121 | IntraMode::Mode(mode) => { | |
1122 | let mut imode = mode; | |
1123 | let mut ipm_cs: [u8; 3] = [ipm_cand.list[0], ipm_cand.list[1], ipm_cand.list[2]]; | |
1124 | ipm_cs.sort(); | |
61d3e294 | 1125 | for ic in ipm_cs.iter() { |
52aad9fe KS |
1126 | if imode >= *ic { |
1127 | imode += 1; | |
1128 | } | |
1129 | } | |
1130 | imode | |
1131 | }, | |
1132 | _ => unreachable!(), | |
1133 | } | |
1134 | } | |
1135 | fn populate_ipred(&mut self, hdr: &FrameHeader, src: &[u8], soff: usize, stride: usize, xoff: usize, yoff: usize, size: usize, is_luma: bool) { | |
1136 | let src_off = if is_luma { | |
1137 | soff + self.xpos + xoff + (self.ypos + yoff) * stride | |
1138 | } else { | |
1139 | soff + (self.xpos >> 1) + (self.ypos >> 1) * stride | |
1140 | }; | |
1141 | self.ipred = IntraPredContext::new(); | |
1142 | if (self.ypos + yoff) > 0 { | |
1143 | self.ipred.has_t = true; | |
1144 | for x in 0..size { | |
1145 | self.ipred.t[x + 1] = src[src_off - stride + x]; | |
1146 | } | |
1147 | if (is_luma && hdr.has_top_right_block(self.xpos, self.ypos, xoff, yoff, size)) || | |
1148 | (!is_luma && hdr.has_top_right_block(self.xpos, self.ypos, 0, 0, size << 1)) { | |
1149 | self.ipred.has_tr = true; | |
1150 | for x in size..size*2 { | |
1151 | self.ipred.t[x + 1] = src[src_off - stride + x]; | |
1152 | } | |
1153 | } else { | |
1154 | for i in 0..size { | |
1155 | self.ipred.t[size + i + 1] = self.ipred.t[size]; | |
1156 | } | |
1157 | } | |
1158 | if (self.xpos + xoff) > 0 { | |
1159 | self.ipred.t[0] = src[src_off - stride - 1]; | |
1160 | } | |
1161 | } | |
1162 | if (self.xpos + xoff) > 0 { | |
1163 | self.ipred.has_l = true; | |
1164 | for y in 0..size { | |
1165 | self.ipred.l[y + 1] = src[src_off - 1 + y * stride]; | |
1166 | } | |
1167 | if (is_luma && hdr.has_left_down_block(self.xpos, self.ypos, xoff, yoff, size)) || | |
1168 | (!is_luma && hdr.has_left_down_block(self.xpos, self.ypos, 0, 0, size << 1)) { | |
1169 | self.ipred.has_ld = true; | |
1170 | for y in size..size*2 { | |
1171 | self.ipred.l[y + 1] = src[src_off - 1 + y * stride]; | |
1172 | } | |
1173 | } else { | |
1174 | for i in 0..size { | |
1175 | self.ipred.l[size + i + 1] = self.ipred.l[size]; | |
1176 | } | |
1177 | } | |
1178 | if (self.ypos + yoff) > 0 { | |
1179 | self.ipred.l[0] = src[src_off - stride - 1]; | |
1180 | } | |
1181 | } | |
1182 | } | |
1183 | fn predict_mv(&self, hdr: &FrameHeader, mv_x: usize, mv_y: usize, mv_w: usize, mvi: &MVInfo) -> MVInfo { | |
1184 | let mv_pos = mv_x + mv_y * self.blk_stride; | |
1185 | let f_mv: MV; | |
1186 | let b_mv: MV; | |
1187 | if mvi.mvref.is_fwd() { | |
1188 | let mut mv_cand: [MV; 3] = [ZERO_MV; 3]; | |
1189 | let mut mv_cand_size: usize = 0; | |
1190 | if mv_x > 0 { | |
1191 | let ref_mv = &self.blk_info[mv_pos - 1].mv; | |
1192 | if ref_mv.matches_fwd(mvi.mvref) { | |
1193 | mv_cand[mv_cand_size] = ref_mv.f_mv; | |
1194 | mv_cand_size += 1; | |
1195 | } | |
1196 | } | |
1197 | if mv_y > 0 { | |
1198 | let ref_mv = &self.blk_info[mv_pos - self.blk_stride].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 hdr.has_top_block(mv_x << 2, mv_y << 2, mv_w << 2, 0, 4) { | |
1205 | let ref_mv = &self.blk_info[mv_pos - self.blk_stride + mv_w].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 | f_mv = match mv_cand_size { | |
1212 | 1 | 2 => { | |
1213 | let x = mv_cand[0].x + mv_cand[1].x + mv_cand[2].x; | |
1214 | let y = mv_cand[0].y + mv_cand[1].y + mv_cand[2].y; | |
1215 | if mv_cand_size == 1 { | |
1216 | MV { x, y } | |
1217 | } else { | |
1218 | MV { x: x >> 1, y: y >> 1 } | |
1219 | } | |
1220 | }, | |
1221 | 3 => MV::pred(mv_cand[0], mv_cand[1], mv_cand[2]), | |
1222 | _ => ZERO_MV, | |
1223 | }; | |
1224 | } else { | |
1225 | f_mv = ZERO_MV; | |
1226 | } | |
1227 | if mvi.mvref.is_bwd() { | |
1228 | let mut mv_cand: [MV; 3] = [ZERO_MV; 3]; | |
1229 | let mut mv_cand_size: usize = 0; | |
1230 | if mv_x > 0 { | |
1231 | let ref_mv = &self.blk_info[mv_pos - 1].mv; | |
1232 | if ref_mv.matches_bwd(mvi.mvref) { | |
1233 | mv_cand[mv_cand_size] = ref_mv.b_mv; | |
1234 | mv_cand_size += 1; | |
1235 | } | |
1236 | } | |
1237 | if mv_y > 0 { | |
1238 | let ref_mv = &self.blk_info[mv_pos - self.blk_stride].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 hdr.has_top_block(mv_x << 2, mv_y << 2, mv_w << 2, 0, 4) { | |
1245 | let ref_mv = &self.blk_info[mv_pos - self.blk_stride + mv_w].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 | b_mv = match mv_cand_size { | |
1252 | 1 | 2 => { | |
1253 | let x = mv_cand[0].x + mv_cand[1].x + mv_cand[2].x; | |
1254 | let y = mv_cand[0].y + mv_cand[1].y + mv_cand[2].y; | |
1255 | if mv_cand_size == 1 { | |
1256 | MV { x, y } | |
1257 | } else { | |
1258 | MV { x: x >> 1, y: y >> 1 } | |
1259 | } | |
1260 | }, | |
1261 | 3 => MV::pred(mv_cand[0], mv_cand[1], mv_cand[2]), | |
1262 | _ => ZERO_MV, | |
1263 | }; | |
1264 | } else { | |
1265 | b_mv = ZERO_MV; | |
1266 | } | |
d24468d9 | 1267 | |
52aad9fe KS |
1268 | MVInfo { f_mv: mvi.f_mv + f_mv, b_mv: mvi.b_mv + b_mv, mvref: mvi.mvref } |
1269 | } | |
1270 | fn fill_skip_cand(&mut self, hdr: &FrameHeader, skip_cand: &mut UniqueList<MVInfo>, size: usize) { | |
1271 | let mv_size = size >> 2; | |
1272 | ||
1273 | if self.xpos > 0 { | |
1274 | let mv = &self.blk_info[self.blk_pos - 1].mv; | |
1275 | if mv.is_some() { | |
1276 | skip_cand.add(*mv); | |
1277 | } | |
1278 | } | |
1279 | if self.ypos > 0 { | |
1280 | let mv = &self.blk_info[self.blk_pos - self.blk_stride].mv; | |
1281 | if mv.is_some() { | |
1282 | skip_cand.add(*mv); | |
1283 | } | |
1284 | } | |
1285 | if hdr.has_top_right_block(self.xpos, self.ypos, 0, 0, size) { | |
1286 | let mv = &self.blk_info[self.blk_pos - self.blk_stride + mv_size].mv; | |
1287 | if mv.is_some() { | |
1288 | skip_cand.add(*mv); | |
1289 | } | |
1290 | } | |
1291 | if hdr.has_left_down_block(self.xpos, self.ypos, 0, 0, size) { | |
1292 | let mv = &self.blk_info[self.blk_pos + self.blk_stride * mv_size - 1].mv; | |
1293 | if mv.is_some() { | |
1294 | skip_cand.add(*mv); | |
1295 | } | |
1296 | } | |
1297 | if hdr.has_left_block(self.xpos, self.ypos, 0, 0, size) { | |
1298 | let mv = &self.blk_info[self.blk_pos + self.blk_stride * (mv_size - 1) - 1].mv; | |
1299 | if mv.is_some() { | |
1300 | skip_cand.add(*mv); | |
1301 | } | |
1302 | } | |
1303 | if hdr.has_top_block(self.xpos, self.ypos, 0, 0, size) { | |
1304 | let mv = &self.blk_info[self.blk_pos - self.blk_stride + mv_size - 1].mv; | |
1305 | if mv.is_some() { | |
1306 | skip_cand.add(*mv); | |
1307 | } | |
1308 | } | |
1309 | if (self.xpos > 0) && (self.ypos > 0) { | |
1310 | let mv = &self.blk_info[self.blk_pos - self.blk_stride - 1].mv; | |
1311 | if mv.is_some() { | |
1312 | skip_cand.add(*mv); | |
1313 | } | |
1314 | } | |
1315 | for i in skip_cand.fill..4 { | |
1316 | skip_cand.list[i] = MVInfo { f_mv: ZERO_MV, b_mv: ZERO_MV, mvref: MVRef::Ref0 }; | |
1317 | } | |
1318 | } | |
0091a508 KS |
1319 | fn calc_tile_size(&self, pu_pos: usize, cu_type: CUType, log_size: u8) -> u8 { |
1320 | match log_size { | |
1321 | 3 => 3, | |
1322 | 4 if (cu_type != CUType::Intra) && (self.pu_info[pu_pos].pu_type != PUType::Full) => 3, | |
1323 | 4 | 5 | 6 => 4, | |
1324 | _ => unreachable!(), | |
1325 | } | |
1326 | } | |
cd830591 | 1327 | fn deblock_cb_tree(&mut self, buf: &mut NASimpleVideoFrame<u8>, hdr: &FrameHeader, xpos: usize, ypos: usize, log_size: u8) { |
0091a508 KS |
1328 | if (xpos >= hdr.awidth) || (ypos >= hdr.aheight) { return; } |
1329 | let split = self.cu_splits.pop().unwrap(); | |
52aad9fe KS |
1330 | if split { |
1331 | let hsize = 1 << (log_size - 1); | |
1332 | self.deblock_cb_tree(buf, hdr, xpos, ypos, log_size - 1); | |
1333 | self.deblock_cb_tree(buf, hdr, xpos + hsize, ypos, log_size - 1); | |
1334 | self.deblock_cb_tree(buf, hdr, xpos, ypos + hsize, log_size - 1); | |
1335 | self.deblock_cb_tree(buf, hdr, xpos + hsize, ypos + hsize, log_size - 1); | |
1336 | } else { | |
1337 | let pu_pos = (xpos >> 3) + (ypos >> 3) * self.pu_stride; | |
1338 | let cu_type = self.pu_info[pu_pos].cu_type; | |
0091a508 | 1339 | let tsize = self.calc_tile_size(pu_pos, cu_type, log_size); |
52aad9fe KS |
1340 | let ntiles = 1 << (log_size - tsize); |
1341 | let dparams = RV60DeblockParams { | |
1342 | deblock_chroma: hdr.deblock_chroma, | |
0091a508 KS |
1343 | width: hdr.awidth, |
1344 | height: hdr.aheight, | |
52aad9fe KS |
1345 | dblkstride: self.dblk.stride, |
1346 | }; | |
1347 | for ty in 0..ntiles { | |
1348 | for tx in 0..ntiles { | |
1349 | let x = xpos + (tx << tsize); | |
1350 | let y = ypos + (ty << tsize); | |
1351 | let cb_pos = ((x & 63) >> 3) + ((y & 63) >> 3) * 8; | |
1352 | if cu_type == CUType::Intra { | |
1353 | self.dblk.set_strength(x, y, 1 << tsize, self.qp, 2); | |
1354 | } else if (cu_type != CUType::Skip) && self.coded_blk[cb_pos] { | |
1355 | self.dblk.set_strength(x, y, 1 << tsize, self.qp, 1); | |
1356 | } else { | |
1357 | self.dblk.set_strength(x, y, 1 << tsize, self.qp, 0); | |
1358 | self.derive_deblock_strength(x, y, 1 << (tsize - 2)); | |
1359 | } | |
1360 | self.dsp.do_deblock(&dparams, buf, x, y, 1 << tsize, | |
1361 | self.dblk.top_str.as_slice(), | |
1362 | self.dblk.left_str.as_slice(), | |
1363 | self.dblk.get_pos(x, y)); | |
1364 | } | |
1365 | } | |
1366 | } | |
1367 | } | |
1368 | fn derive_deblock_strength(&mut self, xpos: usize, ypos: usize, size4: usize) { | |
1369 | let blk_pos = (xpos >> 2) + (ypos >> 2) * self.blk_stride; | |
1370 | let mut dblk_pos = self.dblk.get_pos(xpos, ypos); | |
1371 | if ypos > 0 { | |
1372 | let top_blk_pos = blk_pos - self.blk_stride; | |
1373 | for i in 0..size4 { | |
0091a508 | 1374 | if self.dblk.get_top_strength(dblk_pos - self.dblk.stride + i) == 0 { |
52aad9fe KS |
1375 | if self.blk_info[blk_pos + i].mv.is_deblock_cand(&self.blk_info[top_blk_pos + i].mv) { |
1376 | self.dblk.set_top_strength(dblk_pos + i, 1); | |
1377 | } | |
1378 | } | |
1379 | } | |
1380 | } | |
1381 | if xpos > 0 { | |
1382 | for i in 0..size4 { | |
0091a508 KS |
1383 | if self.dblk.get_left_strength(dblk_pos - 1) == 0 { |
1384 | if self.blk_info[blk_pos + i * self.blk_stride].mv.is_deblock_cand(&self.blk_info[blk_pos + i * self.blk_stride - 1].mv) { | |
52aad9fe KS |
1385 | self.dblk.set_left_strength(dblk_pos, 1); |
1386 | } | |
1387 | } | |
1388 | dblk_pos += self.dblk.stride; | |
1389 | } | |
1390 | } | |
1391 | } | |
1392 | } | |
1393 | ||
1394 | impl NADecoder for RealVideo60Decoder { | |
3c69ce1b KS |
1395 | fn init(&mut self, supp: &mut NADecoderSupport, info: NACodecInfoRef) -> DecoderResult<()> { |
1396 | if let NACodecTypeInfo::Video(vinfo) = info.get_properties() { | |
52aad9fe KS |
1397 | let fmt = YUV420_FORMAT; |
1398 | let myinfo = NACodecTypeInfo::Video(NAVideoInfo::new(0, 0, false, fmt)); | |
2422d969 | 1399 | self.info = NACodecInfo::new_ref(info.get_name(), myinfo, info.get_extradata()).into_ref(); |
52aad9fe KS |
1400 | |
1401 | let edata = info.get_extradata().unwrap(); | |
1402 | let src: &[u8] = &edata; | |
1403 | ||
1404 | if src.len() < 8 { return Err(DecoderError::InvalidData); } | |
1405 | let mut mr = MemoryReader::new_read(src); | |
1406 | let mut br = ByteReader::new(&mut mr); | |
1407 | let _flags = br.read_u32be()?; | |
1408 | let version = br.read_u32be()?; | |
1409 | let _unk = br.read_u16be()?; | |
1410 | validate!((version >> 28) == 4); | |
1411 | // then width and height again as 16be | |
1412 | ||
1413 | //self.bd.width = vinfo.get_width(); | |
1414 | //self.bd.height = vinfo.get_height(); | |
1415 | //self.frmmgr.clear(); | |
3c69ce1b KS |
1416 | |
1417 | supp.pool_u8.set_dec_bufs(3); | |
1418 | supp.pool_u8.prealloc_video(NAVideoInfo::new(vinfo.get_width(), vinfo.get_height(), false, fmt), 6)?; | |
1419 | ||
52aad9fe KS |
1420 | Ok(()) |
1421 | } else { | |
52aad9fe KS |
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; | |
fa90ccfb | 1430 | let mut br = BitReader::new(&src[hsize..], BitReaderMode::BE); |
52aad9fe | 1431 | let hdr = FrameHeader::read(&mut br)?; |
54d2b09a KS |
1432 | match self.skip_mode { |
1433 | FrameSkipMode::None => {}, | |
1434 | FrameSkipMode::KeyframesOnly => { | |
1435 | if hdr.ftype == FrameType::B { | |
1436 | let mut frm = NAFrame::new_from_pkt(pkt, self.info.clone(), NABufferType::None); | |
1437 | frm.set_frame_type(FrameType::Skip); | |
1438 | return Ok(frm.into_ref()); | |
1439 | } | |
1440 | }, | |
1441 | FrameSkipMode::IntraOnly => { | |
1442 | if hdr.ftype != FrameType::I { | |
1443 | let mut frm = NAFrame::new_from_pkt(pkt, self.info.clone(), NABufferType::None); | |
1444 | frm.set_frame_type(FrameType::Skip); | |
1445 | return Ok(frm.into_ref()); | |
1446 | } | |
1447 | }, | |
1448 | }; | |
1449 | ||
52aad9fe KS |
1450 | let mut slices: Vec<usize> = Vec::new(); |
1451 | hdr.parse_slice_sizes(&mut br, &mut slices)?; | |
6e24ec0b KS |
1452 | match hdr.ftype { |
1453 | FrameType::P => { | |
1454 | if self.ipbs.get_lastref().is_none() { | |
1455 | return Err(DecoderError::MissingReference); | |
1456 | } | |
1457 | }, | |
1458 | FrameType::B => { | |
1459 | if self.ipbs.get_lastref().is_none() { | |
1460 | return Err(DecoderError::MissingReference); | |
1461 | } | |
1462 | if self.ipbs.get_nextref().is_none() { | |
1463 | return Err(DecoderError::MissingReference); | |
1464 | } | |
1465 | }, | |
1466 | _ => {}, | |
1467 | }; | |
52aad9fe KS |
1468 | |
1469 | let tmp_vinfo = NAVideoInfo::new(hdr.width, hdr.height, false, YUV420_FORMAT); | |
3c69ce1b KS |
1470 | let ret = supp.pool_u8.get_free(); |
1471 | if ret.is_none() { | |
1472 | return Err(DecoderError::AllocError); | |
1473 | } | |
1474 | let mut buf = ret.unwrap(); | |
1475 | if buf.get_info() != tmp_vinfo { | |
1476 | self.ipbs.clear(); | |
1477 | supp.pool_u8.reset(); | |
1478 | supp.pool_u8.prealloc_video(tmp_vinfo, 6)?; | |
1479 | let ret = supp.pool_u8.get_free(); | |
1480 | if ret.is_none() { | |
1481 | return Err(DecoderError::AllocError); | |
1482 | } | |
1483 | buf = ret.unwrap(); | |
1484 | } | |
52aad9fe KS |
1485 | |
1486 | let cu_w = hdr.get_width_cu(); | |
1487 | let cu_h = hdr.get_height_cu(); | |
1488 | self.pu_stride = cu_w << 3; | |
1489 | self.pu_info.resize(self.pu_stride * (cu_h << 3), PUInfo::default()); | |
1490 | self.blk_stride = cu_w << 4; | |
37952415 | 1491 | self.blk_info.clear(); |
52aad9fe KS |
1492 | self.blk_info.resize(self.blk_stride * (cu_h << 4), BlockInfo::default()); |
1493 | if hdr.deblock { | |
05294442 | 1494 | self.dblk.reinit(hdr.awidth, hdr.aheight); |
52aad9fe | 1495 | } |
e6aaad5c | 1496 | let mut off = hsize + (br.tell() >> 3); |
cd830591 | 1497 | let mut dframe = NASimpleVideoFrame::from_video_buf(&mut buf).unwrap(); |
52aad9fe | 1498 | for (cu_y, size) in slices.into_iter().enumerate() { |
cd830591 | 1499 | self.decode_cu_line(&mut dframe, &hdr, &src[off..][..size], cu_y)?; |
52aad9fe KS |
1500 | off += size; |
1501 | } | |
1502 | if (hdr.ftype == FrameType::I) || (hdr.ftype == FrameType::P) { | |
3c69ce1b | 1503 | self.ipbs.add_frame(buf.clone()); |
52aad9fe KS |
1504 | } |
1505 | ||
d32c444b KS |
1506 | if hdr.ftype != FrameType::B { |
1507 | self.ref0_pts = self.ref1_pts; | |
1508 | self.ref1_pts = pkt.get_pts().unwrap_or(0); | |
1509 | self.ref0_ts = self.ref1_ts; | |
1510 | self.ref1_ts = hdr.ts as u64; | |
1511 | if (self.ref1_pts > self.ref0_pts) && (self.ref1_ts > self.ref0_ts) { | |
1512 | self.ts_scale = (self.ref1_pts - self.ref0_pts) / (self.ref1_ts - self.ref0_ts); | |
1513 | } | |
1514 | } | |
3c69ce1b | 1515 | let mut frm = NAFrame::new_from_pkt(pkt, self.info.clone(), NABufferType::Video(buf)); |
52aad9fe | 1516 | frm.set_keyframe(hdr.ftype == FrameType::I); |
d32c444b KS |
1517 | if hdr.ftype == FrameType::B { |
1518 | let pts = self.ref0_pts + ((hdr.ts as u64) - self.ref0_ts) * self.ts_scale; | |
1519 | frm.set_pts(Some(pts)); | |
1520 | } | |
52aad9fe | 1521 | frm.set_frame_type(hdr.ftype); |
171860fc | 1522 | Ok(frm.into_ref()) |
52aad9fe | 1523 | } |
f9be4e75 KS |
1524 | fn flush(&mut self) { |
1525 | self.ipbs.clear(); | |
1526 | } | |
52aad9fe KS |
1527 | } |
1528 | ||
54d2b09a KS |
1529 | const DECODER_OPTIONS: &[NAOptionDefinition] = &[ |
1530 | NAOptionDefinition { | |
1531 | name: FRAME_SKIP_OPTION, description: FRAME_SKIP_OPTION_DESC, | |
1532 | opt_type: NAOptionDefinitionType::String(Some(&[ | |
1533 | FRAME_SKIP_OPTION_VAL_NONE, | |
1534 | FRAME_SKIP_OPTION_VAL_KEYFRAME, | |
1535 | FRAME_SKIP_OPTION_VAL_INTRA | |
1536 | ])) }, | |
1537 | ]; | |
1538 | ||
7d57ae2f | 1539 | impl NAOptionHandler for RealVideo60Decoder { |
54d2b09a KS |
1540 | fn get_supported_options(&self) -> &[NAOptionDefinition] { DECODER_OPTIONS } |
1541 | fn set_options(&mut self, options: &[NAOption]) { | |
1542 | for option in options.iter() { | |
1543 | for opt_def in DECODER_OPTIONS.iter() { | |
1544 | if opt_def.check(option).is_ok() { | |
1545 | match (option.name, &option.value) { | |
405cec9e KS |
1546 | (FRAME_SKIP_OPTION, NAValue::String(ref strval)) => { |
1547 | if let Ok(smode) = FrameSkipMode::from_str(strval) { | |
54d2b09a KS |
1548 | self.skip_mode = smode; |
1549 | } | |
1550 | }, | |
1551 | _ => {}, | |
1552 | } | |
1553 | } | |
1554 | } | |
1555 | } | |
1556 | } | |
1557 | fn query_option_value(&self, name: &str) -> Option<NAValue> { | |
1558 | match name { | |
1559 | FRAME_SKIP_OPTION => Some(NAValue::String(self.skip_mode.to_string())), | |
1560 | _ => None, | |
1561 | } | |
1562 | } | |
7d57ae2f KS |
1563 | } |
1564 | ||
08a1fab7 | 1565 | pub fn get_decoder() -> Box<dyn NADecoder + Send> { |
52aad9fe KS |
1566 | Box::new(RealVideo60Decoder::new()) |
1567 | } | |
1568 | ||
1569 | #[cfg(test)] | |
1570 | mod test { | |
3167c45c KS |
1571 | use nihav_core::codecs::RegisteredDecoders; |
1572 | use nihav_core::demuxers::RegisteredDemuxers; | |
ce742854 | 1573 | use nihav_codec_support::test::dec_video::*; |
78fb6560 | 1574 | use crate::realmedia_register_all_decoders; |
e64739f8 | 1575 | use crate::realmedia_register_all_demuxers; |
52aad9fe KS |
1576 | #[test] |
1577 | fn test_rv60() { | |
3167c45c KS |
1578 | let mut dmx_reg = RegisteredDemuxers::new(); |
1579 | realmedia_register_all_demuxers(&mut dmx_reg); | |
1580 | let mut dec_reg = RegisteredDecoders::new(); | |
78fb6560 | 1581 | realmedia_register_all_decoders(&mut dec_reg); |
3167c45c | 1582 | |
886cde48 | 1583 | // sample from a private collection |
c5123998 KS |
1584 | test_decoding("realmedia", "realvideo6", "assets/RV/RV60.rmhd", Some(1000), &dmx_reg, &dec_reg, |
1585 | ExpectedTestResult::MD5Frames(vec![ | |
1586 | [0x2b1f1807, 0x09edef33, 0x0e6c78c1, 0x3b3c8179], | |
aa5efa8a | 1587 | [0x76743a3b, 0x7dd4f196, 0x0193fe5a, 0x4f78c7cb], |
c5123998 | 1588 | [0x2b1f1807, 0x09edef33, 0x0e6c78c1, 0x3b3c8179], |
aa5efa8a KS |
1589 | [0xfee70206, 0x626f3bea, 0x7677ad4b, 0x1228f3b6], |
1590 | [0x7156cbc2, 0xf381bcb6, 0xe86531f2, 0xb311c3ea], | |
1591 | [0x1742b5a1, 0x66252580, 0x242753de, 0x5215d732], | |
1592 | [0xd357ebda, 0x6460dba6, 0xa93eb616, 0x63ee6d60], | |
1593 | [0x4cd72275, 0x28e1e439, 0xad17dfca, 0x3fd7253f], | |
1594 | [0xe389ce4f, 0x8f0891b3, 0x88639b23, 0x21ed114f], | |
1595 | [0x5b2b2f1b, 0x17a7518b, 0x53806e6a, 0x4538bb00], | |
1596 | [0xdca03c9a, 0x1a45d80c, 0x86141211, 0x79912ed4], | |
1597 | [0x0bf66bf4, 0x46385620, 0xc6fa4796, 0xd8e16d56], | |
1598 | [0x4671a7f0, 0x46f50649, 0x268df27b, 0x70b71ab3]])); | |
52aad9fe | 1599 | } |
b4ab327f KS |
1600 | #[test] |
1601 | fn test_rv60_dqp() { | |
1602 | let mut dmx_reg = RegisteredDemuxers::new(); | |
1603 | realmedia_register_all_demuxers(&mut dmx_reg); | |
1604 | let mut dec_reg = RegisteredDecoders::new(); | |
1605 | realmedia_register_all_decoders(&mut dec_reg); | |
1606 | ||
1607 | // sample provided by Peter Ross | |
1608 | test_decoding("realmedia", "realvideo6", "assets/RV/qp-offset-type-2.rmhd", Some(500), &dmx_reg, &dec_reg, | |
1609 | ExpectedTestResult::MD5Frames(vec![ | |
1610 | [0x3dc2f19e, 0x0f8c66bd, 0x8e81ceda, 0xa1bf8f58], | |
1611 | [0xbd9c0f89, 0x67b780b0, 0xa4afe443, 0x9f17221a], | |
1612 | [0xf3e0a7ba, 0xe620ace9, 0x03857219, 0x8c3bd1fb], | |
1613 | [0xc4eedc8c, 0x81d2dd0f, 0xa6443847, 0x09c8cec9], | |
1614 | [0x565fc952, 0x4d5dc166, 0xf64b7b0d, 0x1570de50], | |
1615 | [0x0e50786a, 0xaf058ff3, 0xa3f71eba, 0x370c197a], | |
1616 | [0x1b92667b, 0x9cab9e24, 0x1bf48cb2, 0x368db124], | |
1617 | [0xefcc0ab4, 0x6efceb20, 0xb2501ee8, 0xb449b7b6], | |
1618 | [0xbbc2ca23, 0x6a7a8da2, 0xeadc1ff7, 0x2ff0a7f3], | |
1619 | [0x6d14a2b4, 0x0d2642fb, 0x78fcad10, 0xba571ec1], | |
1620 | [0xbdf889fd, 0x5f15838a, 0x8fedd13f, 0xc26a2e50], | |
1621 | [0x886f03b6, 0xc46ba7c3, 0xae6aa971, 0x90cf94b6], | |
1622 | [0x951693e7, 0xa77f68f3, 0x765990c9, 0x4a4d57fa], | |
1623 | [0x3c25f4eb, 0x5c113c41, 0x4d73f498, 0xd7e210b0]])); | |
1624 | } | |
52aad9fe | 1625 | } |