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Commit | Line | Data |
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1 | use nihav_core::codecs::*; | |
2 | use nihav_core::io::byteio::*; | |
3 | use nihav_core::io::bitwriter::*; | |
4 | ||
5 | #[derive(Clone,Copy,Default,PartialEq)] | |
6 | enum CompressionLevel { | |
7 | None, | |
8 | Fast, | |
9 | #[default] | |
10 | Best | |
11 | } | |
12 | ||
13 | impl std::string::ToString for CompressionLevel { | |
14 | fn to_string(&self) -> String { | |
15 | match *self { | |
16 | CompressionLevel::None => "none".to_string(), | |
17 | CompressionLevel::Fast => "fast".to_string(), | |
18 | CompressionLevel::Best => "best".to_string(), | |
19 | } | |
20 | } | |
21 | } | |
22 | ||
23 | const NO_CODE: u16 = 0; | |
24 | ||
25 | struct LZWDictionary { | |
26 | cur_size: usize, | |
27 | bit_len: u8, | |
28 | clear_code: u16, | |
29 | end_code: u16, | |
30 | orig_len: u8, | |
31 | trie: Vec<[u16; 257]>, | |
32 | } | |
33 | ||
34 | impl LZWDictionary { | |
35 | fn new() -> Self { | |
36 | Self { | |
37 | trie: Vec::with_capacity(4096), | |
38 | cur_size: 0, | |
39 | bit_len: 0, | |
40 | clear_code: 0, | |
41 | end_code: 0, | |
42 | orig_len: 0, | |
43 | } | |
44 | } | |
45 | fn init(&mut self, bits: u8) { | |
46 | self.cur_size = (1 << bits) + 2; | |
47 | self.bit_len = bits + 1; | |
48 | self.clear_code = 1 << bits; | |
49 | self.end_code = self.clear_code + 1; | |
50 | self.orig_len = self.bit_len; | |
51 | ||
52 | self.trie.clear(); | |
53 | for _ in 0..self.cur_size { | |
54 | self.trie.push([NO_CODE; 257]); | |
55 | } | |
56 | for (idx, nodes) in self.trie.iter_mut().enumerate() { | |
57 | nodes[256] = idx as u16; | |
58 | } | |
59 | } | |
60 | fn find(&self, src: &[u8]) -> (u16, usize, usize) { | |
61 | let mut idx = usize::from(src[0]); | |
62 | let mut last_len = 0; | |
63 | for (pos, &next) in src.iter().enumerate().skip(1) { | |
64 | let next = usize::from(next); | |
65 | if self.trie[idx][next] != NO_CODE { | |
66 | idx = usize::from(self.trie[idx][next]); | |
67 | } else { | |
68 | return (self.trie[idx][256], pos, idx); | |
69 | } | |
70 | last_len = pos; | |
71 | } | |
72 | (self.trie[idx][256], last_len + 1, idx) | |
73 | } | |
74 | fn add(&mut self, lastidx: usize, next: u8) { | |
75 | if self.cur_size >= (1 << 12) { | |
76 | return; | |
77 | } | |
78 | let next = usize::from(next); | |
79 | if self.trie[lastidx][next] == NO_CODE { | |
80 | let newnode = self.trie.len(); | |
81 | self.trie.push([NO_CODE; 257]); | |
82 | self.trie[newnode][256] = self.cur_size as u16; | |
83 | self.trie[lastidx][next] = newnode as u16; | |
84 | } | |
85 | if (self.cur_size & (self.cur_size - 1)) == 0 && self.bit_len < 12 { | |
86 | self.bit_len += 1; | |
87 | } | |
88 | self.cur_size += 1; | |
89 | } | |
90 | fn reset(&mut self) { | |
91 | self.bit_len = self.orig_len; | |
92 | self.cur_size = usize::from(self.end_code) + 1; | |
93 | self.trie.truncate(self.cur_size); | |
94 | for nodes in self.trie.iter_mut() { | |
95 | for el in nodes[..256].iter_mut() { | |
96 | *el = NO_CODE; | |
97 | } | |
98 | } | |
99 | } | |
100 | } | |
101 | ||
102 | struct LZWEncoder { | |
103 | dict: LZWDictionary, | |
104 | level: CompressionLevel, | |
105 | tmp: Vec<u8>, | |
106 | } | |
107 | ||
108 | impl LZWEncoder { | |
109 | fn new() -> Self { | |
110 | Self { | |
111 | dict: LZWDictionary::new(), | |
112 | level: CompressionLevel::default(), | |
113 | tmp: Vec::new(), | |
114 | } | |
115 | } | |
116 | fn compress(&mut self, writer: &mut ByteWriter, src: &[u8]) -> EncoderResult<()> { | |
117 | let clr_bits: u8 = if self.level != CompressionLevel::None { | |
118 | let maxclr = u16::from(src.iter().fold(0u8, |acc, &a| acc.max(a))) + 1; | |
119 | let mut bits = 2; | |
120 | while (1 << bits) < maxclr { | |
121 | bits += 1; | |
122 | } | |
123 | bits | |
124 | } else { 8 }; | |
125 | ||
126 | self.dict.init(clr_bits); | |
127 | ||
128 | self.tmp.clear(); | |
129 | let mut tbuf = Vec::new(); | |
130 | std::mem::swap(&mut tbuf, &mut self.tmp); | |
131 | let mut bw = BitWriter::new(tbuf, BitWriterMode::LE); | |
132 | ||
133 | bw.write(u32::from(self.dict.clear_code), self.dict.bit_len); | |
134 | ||
135 | match self.level { | |
136 | CompressionLevel::None => { | |
137 | for &b in src.iter() { | |
138 | bw.write(u32::from(b), self.dict.bit_len); | |
139 | self.dict.add(usize::from(b), 0); | |
140 | } | |
141 | }, | |
142 | CompressionLevel::Fast => { | |
143 | let mut pos = 0; | |
144 | while pos < src.len() { | |
145 | let (idx, len, trieidx) = self.dict.find(&src[pos..]); | |
146 | bw.write(u32::from(idx), self.dict.bit_len); | |
147 | pos += len; | |
148 | if pos < src.len() { | |
149 | self.dict.add(trieidx, src[pos]); | |
150 | } | |
151 | if self.dict.cur_size == 4096 { | |
152 | bw.write(u32::from(self.dict.clear_code), self.dict.bit_len); | |
153 | self.dict.reset(); | |
154 | } | |
155 | } | |
156 | }, | |
157 | CompressionLevel::Best => { | |
158 | let mut pos = 0; | |
159 | let mut hist = [0; 16]; | |
160 | let mut avg = 0; | |
161 | let mut avg1 = 0; | |
162 | let mut hpos = 0; | |
163 | while pos < src.len() { | |
164 | let (idx, len, trieidx) = self.dict.find(&src[pos..]); | |
165 | bw.write(u32::from(idx), self.dict.bit_len); | |
166 | pos += len; | |
167 | if pos >= src.len() { | |
168 | break; | |
169 | } | |
170 | self.dict.add(trieidx, src[pos]); | |
171 | ||
172 | avg1 -= hist[(hpos + 1) & 0xF]; | |
173 | avg1 += len; | |
174 | if self.dict.cur_size == 4096 && (avg1 < avg - avg / 8) { | |
175 | bw.write(u32::from(self.dict.clear_code), self.dict.bit_len); | |
176 | self.dict.reset(); | |
177 | } | |
178 | avg = avg1; | |
179 | hpos = (hpos + 1) & 0xF; | |
180 | hist[hpos] = len; | |
181 | } | |
182 | }, | |
183 | }; | |
184 | ||
185 | bw.write(u32::from(self.dict.end_code), self.dict.bit_len); | |
186 | tbuf = bw.end(); | |
187 | std::mem::swap(&mut tbuf, &mut self.tmp); | |
188 | ||
189 | writer.write_byte(clr_bits)?; | |
190 | for chunk in self.tmp.chunks(255) { | |
191 | writer.write_byte(chunk.len() as u8)?; | |
192 | writer.write_buf(chunk)?; | |
193 | } | |
194 | writer.write_byte(0x00)?; // data end marker | |
195 | Ok(()) | |
196 | } | |
197 | } | |
198 | ||
199 | struct GIFEncoder { | |
200 | stream: Option<NAStreamRef>, | |
201 | cur_frm: Vec<u8>, | |
202 | prev_frm: Vec<u8>, | |
203 | tmp_buf: Vec<u8>, | |
204 | pal: [u8; 768], | |
205 | pkt: Option<NAPacket>, | |
206 | first: bool, | |
207 | width: usize, | |
208 | height: usize, | |
209 | lzw: LZWEncoder, | |
210 | p_trans: bool, | |
211 | tr_idx: Option<u8>, | |
212 | } | |
213 | ||
214 | impl GIFEncoder { | |
215 | fn new() -> Self { | |
216 | Self { | |
217 | stream: None, | |
218 | pkt: None, | |
219 | cur_frm: Vec::new(), | |
220 | prev_frm: Vec::new(), | |
221 | pal: [0; 768], | |
222 | tmp_buf: Vec::new(), | |
223 | first: true, | |
224 | width: 0, | |
225 | height: 0, | |
226 | lzw: LZWEncoder::new(), | |
227 | p_trans: false, | |
228 | tr_idx: None, | |
229 | } | |
230 | } | |
231 | fn write_dummy_frame(&mut self, bw: &mut ByteWriter) -> EncoderResult<()> { | |
232 | let mut pix = [self.cur_frm[0]]; | |
233 | if let (true, Some(tr_idx)) = (self.p_trans, self.tr_idx) { | |
234 | if tr_idx < pix[0] { | |
235 | pix[0] = tr_idx; | |
236 | } | |
237 | } | |
238 | ||
239 | // 1x1 image descriptor | |
240 | bw.write_buf(&[0x2C, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x01, 0x00, 0x00])?; | |
241 | self.lzw.compress(bw, &pix)?; | |
242 | Ok(()) | |
243 | } | |
244 | } | |
245 | ||
246 | impl NAEncoder for GIFEncoder { | |
247 | fn negotiate_format(&self, encinfo: &EncodeParameters) -> EncoderResult<EncodeParameters> { | |
248 | match encinfo.format { | |
249 | NACodecTypeInfo::None => { | |
250 | Ok(EncodeParameters { | |
251 | format: NACodecTypeInfo::Video(NAVideoInfo::new(0, 0, true, YUV420_FORMAT)), | |
252 | ..Default::default() | |
253 | }) | |
254 | }, | |
255 | NACodecTypeInfo::Audio(_) => Err(EncoderError::FormatError), | |
256 | NACodecTypeInfo::Video(vinfo) => { | |
257 | let outinfo = NAVideoInfo::new(vinfo.width, vinfo.height, false, PAL8_FORMAT); | |
258 | let mut ofmt = *encinfo; | |
259 | ofmt.format = NACodecTypeInfo::Video(outinfo); | |
260 | Ok(ofmt) | |
261 | } | |
262 | } | |
263 | } | |
264 | fn get_capabilities(&self) -> u64 { ENC_CAPS_SKIPFRAME } | |
265 | fn init(&mut self, stream_id: u32, encinfo: EncodeParameters) -> EncoderResult<NAStreamRef> { | |
266 | match encinfo.format { | |
267 | NACodecTypeInfo::None => Err(EncoderError::FormatError), | |
268 | NACodecTypeInfo::Audio(_) => Err(EncoderError::FormatError), | |
269 | NACodecTypeInfo::Video(vinfo) => { | |
270 | if vinfo.width > 65535 || vinfo.height > 65535 { | |
271 | return Err(EncoderError::FormatError); | |
272 | } | |
273 | self.width = vinfo.width; | |
274 | self.height = vinfo.height; | |
275 | ||
276 | let edata = self.tr_idx.map(|val| vec![val]); | |
277 | ||
278 | let out_info = NAVideoInfo::new(vinfo.width, vinfo.height, false, PAL8_FORMAT); | |
279 | let info = NACodecInfo::new("gif", NACodecTypeInfo::Video(out_info), edata); | |
280 | let mut stream = NAStream::new(StreamType::Video, stream_id, info, encinfo.tb_num, encinfo.tb_den, 0); | |
281 | stream.set_num(stream_id as usize); | |
282 | let stream = stream.into_ref(); | |
283 | ||
284 | self.stream = Some(stream.clone()); | |
285 | ||
286 | self.cur_frm = vec![0; vinfo.width * vinfo.height]; | |
287 | self.prev_frm = vec![0; vinfo.width * vinfo.height]; | |
288 | self.tmp_buf.clear(); | |
289 | self.tmp_buf.reserve(vinfo.width * vinfo.height); | |
290 | ||
291 | self.first = true; | |
292 | ||
293 | Ok(stream) | |
294 | }, | |
295 | } | |
296 | } | |
297 | fn encode(&mut self, frm: &NAFrame) -> EncoderResult<()> { | |
298 | let mut dbuf = Vec::with_capacity(4); | |
299 | let mut gw = GrowableMemoryWriter::new_write(&mut dbuf); | |
300 | let mut bw = ByteWriter::new(&mut gw); | |
301 | ||
302 | self.tmp_buf.clear(); | |
303 | ||
304 | match frm.get_buffer() { | |
305 | NABufferType::Video(ref buf) => { | |
306 | let src = buf.get_data(); | |
307 | let stride = buf.get_stride(0); | |
308 | let src = &src[buf.get_offset(0)..]; | |
309 | ||
310 | for (dline, sline) in self.cur_frm.chunks_exact_mut(self.width) | |
311 | .zip(src.chunks_exact(stride)) { | |
312 | dline.copy_from_slice(&sline[..self.width]); | |
313 | } | |
314 | ||
315 | let cur_pal = &src[buf.get_offset(1)..][..768]; | |
316 | if self.first { | |
317 | self.pal.copy_from_slice(cur_pal); | |
318 | } | |
319 | ||
320 | let mut pal_changed = false; | |
321 | if !self.first { | |
322 | let mut used = [false; 256]; | |
323 | for &b in self.cur_frm.iter() { | |
324 | used[usize::from(b)] = true; | |
325 | } | |
326 | for (&used, (pal1, pal2)) in used.iter() | |
327 | .zip(self.pal.chunks_exact(3).zip(cur_pal.chunks_exact(3))) { | |
328 | if used && (pal1 != pal2) { | |
329 | pal_changed = true; | |
330 | break; | |
331 | } | |
332 | } | |
333 | } | |
334 | ||
335 | if self.first { | |
336 | bw.write_byte(0x2C)?; // image descriptor | |
337 | bw.write_u16le(0)?; // left | |
338 | bw.write_u16le(0)?; // top | |
339 | bw.write_u16le(self.width as u16)?; | |
340 | bw.write_u16le(self.height as u16)?; | |
341 | bw.write_byte(0)?; // flags | |
342 | self.lzw.compress(&mut bw, &self.cur_frm)?; | |
343 | } else { | |
344 | let mut top = 0; | |
345 | for (y, (line1, line2)) in self.cur_frm.chunks_exact(self.width) | |
346 | .zip(self.prev_frm.chunks_exact(self.width)).enumerate() { | |
347 | if line1 == line2 { | |
348 | top = y; | |
349 | } else { | |
350 | break; | |
351 | } | |
352 | } | |
353 | if top != self.height - 1 { | |
354 | let mut bot = self.height; | |
355 | for (y, (line1, line2)) in self.cur_frm.chunks_exact(self.width) | |
356 | .zip(self.prev_frm.chunks_exact(self.width)).enumerate().rev() { | |
357 | if line1 == line2 { | |
358 | bot = y + 1; | |
359 | } else { | |
360 | break; | |
361 | } | |
362 | } | |
363 | let mut left = self.width - 1; | |
364 | let mut right = 0; | |
365 | for (line1, line2) in self.cur_frm.chunks_exact(self.width) | |
366 | .zip(self.prev_frm.chunks_exact(self.width)) | |
367 | .skip(top).take(bot - top) { | |
368 | if left > 0 { | |
369 | let mut cur_l = 0; | |
370 | for (x, (&p1, &p2)) in line1.iter().zip(line2.iter()).enumerate() { | |
371 | if p1 == p2 { | |
372 | cur_l = x + 1; | |
373 | } else { | |
374 | break; | |
375 | } | |
376 | } | |
377 | left = left.min(cur_l); | |
378 | } | |
379 | if right < self.width { | |
380 | let mut cur_r = self.width; | |
381 | for (x, (&p1, &p2)) in line1.iter().zip(line2.iter()) | |
382 | .enumerate().rev() { | |
383 | if p1 == p2 { | |
384 | cur_r = x + 1; | |
385 | } else { | |
386 | break; | |
387 | } | |
388 | } | |
389 | right = right.max(cur_r); | |
390 | } | |
391 | } | |
392 | self.tmp_buf.clear(); | |
393 | let use_transparency = self.p_trans && self.tr_idx.is_some(); | |
394 | let full_frame = right == 0 && top == 0 && left == self.width && bot == self.height; | |
395 | ||
396 | let pic = match (use_transparency, full_frame) { | |
397 | (true, _) => { | |
398 | let tr_idx = self.tr_idx.unwrap_or(0); | |
399 | for (cline, pline) in self.cur_frm.chunks_exact(self.width) | |
400 | .zip(self.prev_frm.chunks_exact(self.width)) | |
401 | .skip(top).take(bot - top) { | |
402 | for (&cpix, &ppix) in cline[left..right].iter() | |
403 | .zip(pline[left..right].iter()) { | |
404 | self.tmp_buf.push(if cpix == ppix { tr_idx } else { cpix }); | |
405 | } | |
406 | } | |
407 | &self.tmp_buf | |
408 | }, | |
409 | (false, true) => { | |
410 | &self.cur_frm | |
411 | }, | |
412 | (false, false) => { | |
413 | for line in self.cur_frm.chunks_exact(self.width) | |
414 | .skip(top).take(bot - top) { | |
415 | self.tmp_buf.extend_from_slice(&line[left..right]); | |
416 | } | |
417 | &self.tmp_buf | |
418 | }, | |
419 | }; | |
420 | ||
421 | bw.write_byte(0x2C)?; // image descriptor | |
422 | bw.write_u16le(left as u16)?; | |
423 | bw.write_u16le(top as u16)?; | |
424 | bw.write_u16le((right - left) as u16)?; | |
425 | bw.write_u16le((bot - top) as u16)?; | |
426 | if !pal_changed { | |
427 | bw.write_byte(0)?; // flags | |
428 | } else { | |
429 | let maxclr = pic.iter().fold(0u8, |acc, &a| acc.max(a)); | |
430 | let clr_bits = if maxclr > 128 { | |
431 | 8 | |
432 | } else { | |
433 | let mut bits = 1; | |
434 | while (1 << bits) < maxclr { | |
435 | bits += 1; | |
436 | } | |
437 | bits | |
438 | }; | |
439 | bw.write_byte(0x80 | (clr_bits - 1))?; | |
440 | bw.write_buf(&cur_pal[..(3 << clr_bits)])?; | |
441 | } | |
442 | self.lzw.compress(&mut bw, pic)?; | |
443 | } else { | |
444 | self.write_dummy_frame(&mut bw)?; | |
445 | } | |
446 | } | |
447 | }, | |
448 | NABufferType::None if !self.first => { | |
449 | self.write_dummy_frame(&mut bw)?; | |
450 | }, | |
451 | _ => return Err(EncoderError::InvalidParameters), | |
452 | }; | |
453 | ||
454 | self.pkt = Some(NAPacket::new(self.stream.clone().unwrap(), frm.ts, self.first, dbuf)); | |
455 | self.first = false; | |
456 | ||
457 | if let NABufferType::Video(ref buf) = frm.get_buffer() { | |
458 | let paloff = buf.get_offset(1); | |
459 | let data = buf.get_data(); | |
460 | let mut pal = [0; 1024]; | |
461 | let srcpal = &data[paloff..][..768]; | |
462 | for (dclr, sclr) in pal.chunks_exact_mut(4).zip(srcpal.chunks_exact(3)) { | |
463 | dclr[..3].copy_from_slice(sclr); | |
464 | } | |
465 | if let Some(ref mut pkt) = &mut self.pkt { | |
466 | pkt.side_data.push(NASideData::Palette(true, Arc::new(pal))); | |
467 | } | |
468 | } | |
469 | ||
470 | std::mem::swap(&mut self.cur_frm, &mut self.prev_frm); | |
471 | Ok(()) | |
472 | } | |
473 | fn get_packet(&mut self) -> EncoderResult<Option<NAPacket>> { | |
474 | let mut npkt = None; | |
475 | std::mem::swap(&mut self.pkt, &mut npkt); | |
476 | Ok(npkt) | |
477 | } | |
478 | fn flush(&mut self) -> EncoderResult<()> { | |
479 | Ok(()) | |
480 | } | |
481 | } | |
482 | ||
483 | const ENCODER_OPTS: &[NAOptionDefinition] = &[ | |
484 | NAOptionDefinition { | |
485 | name: "compr", description: "Compression level", | |
486 | opt_type: NAOptionDefinitionType::String(Some(&["none", "fast", "best"])) }, | |
487 | NAOptionDefinition { | |
488 | name: "inter_transparent", description: "Code changed regions with transparency", | |
489 | opt_type: NAOptionDefinitionType::Bool }, | |
490 | NAOptionDefinition { | |
491 | name: "transparent_idx", description: "Palette index to use for transparency (on inter frames too if requested)", | |
492 | opt_type: NAOptionDefinitionType::Int(Some(-1), Some(255)) }, | |
493 | ]; | |
494 | ||
495 | impl NAOptionHandler for GIFEncoder { | |
496 | fn get_supported_options(&self) -> &[NAOptionDefinition] { ENCODER_OPTS } | |
497 | fn set_options(&mut self, options: &[NAOption]) { | |
498 | for option in options.iter() { | |
499 | for opt_def in ENCODER_OPTS.iter() { | |
500 | if opt_def.check(option).is_ok() { | |
501 | match option.name { | |
502 | "compr" => { | |
503 | if let NAValue::String(ref strval) = option.value { | |
504 | match strval.as_str() { | |
505 | "none" => self.lzw.level = CompressionLevel::None, | |
506 | "fast" => self.lzw.level = CompressionLevel::Fast, | |
507 | "best" => self.lzw.level = CompressionLevel::Best, | |
508 | _ => {}, | |
509 | }; | |
510 | } | |
511 | }, | |
512 | "inter_transparent" => { | |
513 | if let NAValue::Bool(bval) = option.value { | |
514 | self.p_trans = bval; | |
515 | } | |
516 | }, | |
517 | "transparent_idx" => { | |
518 | if let NAValue::Int(ival) = option.value { | |
519 | self.tr_idx = if ival >= 0 { Some(ival as u8) } else { None }; | |
520 | } | |
521 | }, | |
522 | _ => {}, | |
523 | }; | |
524 | } | |
525 | } | |
526 | } | |
527 | } | |
528 | fn query_option_value(&self, name: &str) -> Option<NAValue> { | |
529 | match name { | |
530 | "compr" => Some(NAValue::String(self.lzw.level.to_string())), | |
531 | "inter_transparent" => Some(NAValue::Bool(self.p_trans)), | |
532 | "transparent_idx" => Some(NAValue::Int(self.tr_idx.map_or(-1i64, i64::from))), | |
533 | _ => None, | |
534 | } | |
535 | } | |
536 | } | |
537 | ||
538 | pub fn get_encoder() -> Box<dyn NAEncoder + Send> { | |
539 | Box::new(GIFEncoder::new()) | |
540 | } | |
541 | ||
542 | #[cfg(test)] | |
543 | mod test { | |
544 | use nihav_core::codecs::*; | |
545 | use nihav_core::demuxers::*; | |
546 | use nihav_core::muxers::*; | |
547 | use crate::*; | |
548 | use nihav_codec_support::test::enc_video::*; | |
549 | ||
550 | // sample: https://samples.mplayerhq.hu/V-codecs/Uncompressed/8bpp.avi | |
551 | fn test_gif_encoder_single(out_name: &'static str, enc_options: &[NAOption], hash: &[u32; 4]) { | |
552 | let mut dmx_reg = RegisteredDemuxers::new(); | |
553 | generic_register_all_demuxers(&mut dmx_reg); | |
554 | let mut dec_reg = RegisteredDecoders::new(); | |
555 | generic_register_all_decoders(&mut dec_reg); | |
556 | let mut mux_reg = RegisteredMuxers::new(); | |
557 | generic_register_all_muxers(&mut mux_reg); | |
558 | let mut enc_reg = RegisteredEncoders::new(); | |
559 | generic_register_all_encoders(&mut enc_reg); | |
560 | ||
561 | let dec_config = DecoderTestParams { | |
562 | demuxer: "avi", | |
563 | in_name: "assets/Misc/8bpp.avi", | |
564 | stream_type: StreamType::Video, | |
565 | limit: Some(0), | |
566 | dmx_reg, dec_reg, | |
567 | }; | |
568 | let enc_config = EncoderTestParams { | |
569 | muxer: "gif", | |
570 | enc_name: "gif", | |
571 | out_name, | |
572 | mux_reg, enc_reg, | |
573 | }; | |
574 | let dst_vinfo = NAVideoInfo { | |
575 | width: 0, | |
576 | height: 0, | |
577 | format: PAL8_FORMAT, | |
578 | flipped: false, | |
579 | bits: 8, | |
580 | }; | |
581 | let enc_params = EncodeParameters { | |
582 | format: NACodecTypeInfo::Video(dst_vinfo), | |
583 | quality: 0, | |
584 | bitrate: 0, | |
585 | tb_num: 0, | |
586 | tb_den: 0, | |
587 | flags: 0, | |
588 | }; | |
589 | //test_encoding_to_file(&dec_config, &enc_config, enc_params, enc_options); | |
590 | test_encoding_md5(&dec_config, &enc_config, enc_params, enc_options, hash); | |
591 | } | |
592 | // sample: https://samples.mplayerhq.hu/image-samples/GIF/3D.gif | |
593 | fn test_gif_anim(out_name: &'static str, enc_options: &[NAOption], hash: &[u32; 4]) { | |
594 | let mut dmx_reg = RegisteredDemuxers::new(); | |
595 | generic_register_all_demuxers(&mut dmx_reg); | |
596 | let mut dec_reg = RegisteredDecoders::new(); | |
597 | generic_register_all_decoders(&mut dec_reg); | |
598 | let mut mux_reg = RegisteredMuxers::new(); | |
599 | generic_register_all_muxers(&mut mux_reg); | |
600 | let mut enc_reg = RegisteredEncoders::new(); | |
601 | generic_register_all_encoders(&mut enc_reg); | |
602 | ||
603 | let dec_config = DecoderTestParams { | |
604 | demuxer: "gif", | |
605 | in_name: "assets/Misc/3D.gif", | |
606 | stream_type: StreamType::Video, | |
607 | limit: None, | |
608 | dmx_reg, dec_reg, | |
609 | }; | |
610 | let enc_config = EncoderTestParams { | |
611 | muxer: "gif", | |
612 | enc_name: "gif", | |
613 | out_name, | |
614 | mux_reg, enc_reg, | |
615 | }; | |
616 | let dst_vinfo = NAVideoInfo { | |
617 | width: 0, | |
618 | height: 0, | |
619 | format: PAL8_FORMAT, | |
620 | flipped: false, | |
621 | bits: 8, | |
622 | }; | |
623 | let enc_params = EncodeParameters { | |
624 | format: NACodecTypeInfo::Video(dst_vinfo), | |
625 | quality: 0, | |
626 | bitrate: 0, | |
627 | tb_num: 0, | |
628 | tb_den: 0, | |
629 | flags: 0, | |
630 | }; | |
631 | //test_encoding_to_file(&dec_config, &enc_config, enc_params, enc_options); | |
632 | test_encoding_md5(&dec_config, &enc_config, enc_params, enc_options, hash); | |
633 | } | |
634 | #[test] | |
635 | fn test_gif_single_none() { | |
636 | let enc_options = &[ | |
637 | NAOption { name: "compr", value: NAValue::String("none".to_string()) }, | |
638 | ]; | |
639 | test_gif_encoder_single("none.gif", enc_options, &[0x2767a289, 0xdef9ad30, 0xca4c289b, 0x1fd0ec19]); | |
640 | } | |
641 | #[test] | |
642 | fn test_gif_single_fast() { | |
643 | let enc_options = &[ | |
644 | NAOption { name: "compr", value: NAValue::String("fast".to_string()) }, | |
645 | ]; | |
646 | test_gif_encoder_single("fast.gif", enc_options, &[0x9644f682, 0x497593cd, 0xdabb483d, 0x8fce63f4]); | |
647 | } | |
648 | #[test] | |
649 | fn test_gif_single_best() { | |
650 | let enc_options = &[ | |
651 | NAOption { name: "compr", value: NAValue::String("best".to_string()) }, | |
652 | ]; | |
653 | test_gif_encoder_single("best.gif", enc_options, &[0x9644f682, 0x497593cd, 0xdabb483d, 0x8fce63f4]); | |
654 | } | |
655 | #[test] | |
656 | fn test_gif_anim_opaque() { | |
657 | let enc_options = &[ | |
658 | NAOption { name: "compr", value: NAValue::String("fast".to_string()) }, | |
659 | ]; | |
660 | test_gif_anim("anim-opaque.gif", enc_options, &[0x58489e31, 0x1721d75e, 0xaebf93f2, 0x3fea9c6e]); | |
661 | } | |
662 | #[test] | |
663 | fn test_gif_anim_transparent() { | |
664 | let enc_options = &[ | |
665 | NAOption { name: "compr", value: NAValue::String("fast".to_string()) }, | |
666 | NAOption { name: "inter_transparent", value: NAValue::Bool(true) }, | |
667 | NAOption { name: "transparent_idx", value: NAValue::Int(0x7F) }, | |
668 | ]; | |
669 | test_gif_anim("anim-transp.gif", enc_options, &[0x62df6232, 0x0c334457, 0x73738404, 0xa8829dcc]); | |
670 | } | |
671 | } |