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58309c73 KS |
1 | use nihav_core::demuxers::*; |
2 | use nihav_registry::register::*; | |
fbf1f900 | 3 | use nihav_core::compr::deflate::*; |
58309c73 KS |
4 | |
5 | macro_rules! mktag { | |
6 | ($a:expr, $b:expr, $c:expr, $d:expr) => ({ | |
7 | (($a as u32) << 24) | (($b as u32) << 16) | (($c as u32) << 8) | ($d as u32) | |
8 | }); | |
9 | ($arr:expr) => ({ | |
10 | (($arr[0] as u32) << 24) | (($arr[1] as u32) << 16) | (($arr[2] as u32) << 8) | ($arr[3] as u32) | |
11 | }); | |
12 | } | |
13 | ||
14 | trait Skip64 { | |
15 | fn skip64(&mut self, size: u64) -> ByteIOResult<()>; | |
16 | } | |
17 | ||
18 | impl<'a> Skip64 for ByteReader<'a> { | |
19 | fn skip64(&mut self, size: u64) -> ByteIOResult<()> { | |
20 | if (size as usize as u64) != size { | |
21 | self.seek(SeekFrom::Current(size as i64))?; | |
22 | } else { | |
23 | self.read_skip(size as usize)?; | |
24 | } | |
25 | Ok(()) | |
26 | } | |
27 | } | |
28 | ||
29 | fn read_chunk_header(br: &mut ByteReader) -> DemuxerResult<(u32, u64)> { | |
30 | let size = br.read_u32be()?; | |
31 | let ctype = br.read_u32be()?; | |
32 | if size == 0 { | |
33 | Ok((ctype, br.left() as u64)) | |
34 | } else if size == 1 { | |
35 | let size64 = br.read_u64be()?; | |
36 | validate!(size64 >= 16); | |
37 | Ok((ctype, size64 - 16)) | |
38 | } else { | |
39 | validate!(size >= 8); | |
40 | Ok((ctype, (size as u64) - 8)) | |
41 | } | |
42 | } | |
43 | ||
58cd51fa | 44 | fn read_palette(br: &mut ByteReader, size: u64, pal: &mut [u8; 1024]) -> DemuxerResult<u64> { |
00333698 KS |
45 | let _seed = br.read_u32be()?; |
46 | let _flags = br.read_u16be()?; | |
47 | let palsize = (br.read_u16be()? as usize) + 1; | |
48 | validate!(palsize <= 256); | |
49 | validate!((palsize as u64) * 8 + 8 == size); | |
00333698 KS |
50 | for i in 0..palsize { |
51 | let a = br.read_u16be()?; | |
52 | let r = br.read_u16be()?; | |
53 | let g = br.read_u16be()?; | |
54 | let b = br.read_u16be()?; | |
58cd51fa KS |
55 | pal[i * 4] = (r >> 8) as u8; |
56 | pal[i * 4 + 1] = (g >> 8) as u8; | |
57 | pal[i * 4 + 2] = (b >> 8) as u8; | |
58 | pal[i * 4 + 3] = (a >> 8) as u8; | |
00333698 KS |
59 | } |
60 | Ok(size) | |
61 | } | |
62 | ||
58309c73 KS |
63 | struct RootChunkHandler { |
64 | ctype: u32, | |
65 | parse: fn(dmx: &mut MOVDemuxer, strmgr: &mut StreamManager, size: u64) -> DemuxerResult<u64>, | |
66 | } | |
67 | ||
68 | struct TrackChunkHandler { | |
69 | ctype: u32, | |
70 | parse: fn(track: &mut Track, br: &mut ByteReader, size: u64) -> DemuxerResult<u64>, | |
71 | } | |
72 | ||
73 | const IGNORED_CHUNKS: &[u32] = &[ | |
74 | mktag!(b"free"), mktag!(b"skip"), mktag!(b"udta"), mktag!(b"wide") | |
75 | ]; | |
76 | ||
77 | const ROOT_CHUNK_HANDLERS: &[RootChunkHandler] = &[ | |
7e19285f | 78 | RootChunkHandler { ctype: mktag!(b"ftyp"), parse: read_ftyp }, |
58309c73 KS |
79 | RootChunkHandler { ctype: mktag!(b"mdat"), parse: read_mdat }, |
80 | RootChunkHandler { ctype: mktag!(b"moov"), parse: read_moov }, | |
81 | ]; | |
82 | ||
83 | macro_rules! read_chunk_list { | |
84 | (root; $name: expr, $fname: ident, $handlers: ident) => { | |
85 | fn $fname(&mut self, strmgr: &mut StreamManager, size: u64) -> DemuxerResult<()> { | |
86 | self.depth += 1; | |
87 | validate!(self.depth < 32); | |
88 | let list_end = self.src.tell() + size; | |
89 | while self.src.tell() < list_end { | |
90 | let ret = read_chunk_header(&mut self.src); | |
91 | if ret.is_err() { break; } | |
92 | let (ctype, size) = ret.unwrap(); | |
93 | if self.src.tell() + size > list_end { | |
94 | break; | |
95 | } | |
96 | if IGNORED_CHUNKS.contains(&ctype) { | |
97 | self.src.skip64(size)?; | |
98 | continue; | |
99 | } | |
100 | let handler = $handlers.iter().find(|x| x.ctype == ctype); | |
101 | let read_size; | |
102 | if let Some(ref handler) = handler { | |
103 | read_size = (handler.parse)(self, strmgr, size)?; | |
104 | } else { | |
105 | println!("skipping unknown chunk {:08X} size {}", ctype, size); | |
106 | read_size = 0; | |
107 | } | |
108 | validate!(read_size <= size); | |
109 | self.src.skip64(size - read_size)?; | |
110 | } | |
111 | self.depth -= 1; | |
112 | validate!(self.src.tell() == list_end); | |
113 | Ok(()) | |
114 | } | |
115 | }; | |
116 | (track; $name: expr, $fname: ident, $handlers: ident) => { | |
117 | fn $fname(&mut self, br: &mut ByteReader, size: u64) -> DemuxerResult<()> { | |
118 | self.depth += 1; | |
119 | validate!(self.depth < 32); | |
120 | let list_end = br.tell() + size; | |
121 | while br.tell() < list_end { | |
122 | let ret = read_chunk_header(br); | |
123 | if ret.is_err() { break; } | |
124 | let (ctype, size) = ret.unwrap(); | |
125 | if br.tell() + size > list_end { | |
126 | break; | |
127 | } | |
128 | if IGNORED_CHUNKS.contains(&ctype) { | |
129 | br.skip64(size)?; | |
130 | continue; | |
131 | } | |
132 | let handler = $handlers.iter().find(|x| x.ctype == ctype); | |
133 | let read_size; | |
134 | if let Some(ref handler) = handler { | |
135 | read_size = (handler.parse)(self, br, size)?; | |
136 | } else { | |
137 | read_size = 0; | |
138 | } | |
139 | validate!(read_size <= size); | |
140 | br.skip64(size - read_size)?; | |
141 | } | |
142 | self.depth -= 1; | |
143 | validate!(br.tell() == list_end); | |
144 | Ok(()) | |
145 | } | |
146 | } | |
147 | } | |
148 | ||
149 | fn skip_chunk(_track: &mut Track, br: &mut ByteReader, size: u64) -> DemuxerResult<u64> { | |
150 | br.skip64(size)?; | |
151 | Ok(size) | |
152 | } | |
153 | ||
7e19285f KS |
154 | fn read_ftyp(dmx: &mut MOVDemuxer, _strmgr: &mut StreamManager, size: u64) -> DemuxerResult<u64> { |
155 | dmx.src.skip64(size)?; | |
156 | Ok(size) | |
157 | } | |
158 | ||
58309c73 KS |
159 | fn read_mdat(dmx: &mut MOVDemuxer, _strmgr: &mut StreamManager, size: u64) -> DemuxerResult<u64> { |
160 | dmx.mdat_pos = dmx.src.tell(); | |
161 | dmx.mdat_size = size; | |
162 | dmx.src.skip64(size)?; | |
163 | Ok(size) | |
164 | } | |
165 | ||
166 | fn read_moov(dmx: &mut MOVDemuxer, strmgr: &mut StreamManager, size: u64) -> DemuxerResult<u64> { | |
167 | dmx.read_moov(strmgr, size)?; | |
168 | Ok(size) | |
169 | } | |
170 | ||
171 | const MOOV_CHUNK_HANDLERS: &[RootChunkHandler] = &[ | |
172 | RootChunkHandler { ctype: mktag!(b"mvhd"), parse: read_mvhd }, | |
fbf1f900 | 173 | RootChunkHandler { ctype: mktag!(b"cmov"), parse: read_cmov }, |
00333698 | 174 | RootChunkHandler { ctype: mktag!(b"ctab"), parse: read_ctab }, |
58309c73 | 175 | RootChunkHandler { ctype: mktag!(b"trak"), parse: read_trak }, |
7e19285f | 176 | RootChunkHandler { ctype: mktag!(b"meta"), parse: read_meta }, |
58309c73 KS |
177 | ]; |
178 | ||
179 | fn read_mvhd(dmx: &mut MOVDemuxer, _strmgr: &mut StreamManager, size: u64) -> DemuxerResult<u64> { | |
180 | const KNOWN_MVHD_SIZE: u64 = 100; | |
181 | let br = &mut dmx.src; | |
182 | validate!(size >= KNOWN_MVHD_SIZE); | |
183 | let version = br.read_byte()?; | |
184 | validate!(version == 0); | |
185 | let _flags = br.read_u24be()?; | |
186 | let _ctime = br.read_u32be()?; | |
187 | let _mtime = br.read_u32be()?; | |
188 | let tscale = br.read_u32be()?; | |
189 | let duration = br.read_u32be()?; | |
190 | let _pref_rate = br.read_u32be()?; | |
191 | let _pref_volume = br.read_u16be()?; | |
192 | br.read_skip(10)?; | |
193 | br.read_skip(36)?; // matrix | |
194 | let _preview_time = br.read_u32be()?; | |
195 | let _preview_duration = br.read_u32be()?; | |
196 | let _poster_time = br.read_u32be()?; | |
197 | let _sel_time = br.read_u32be()?; | |
198 | let _sel_duration = br.read_u32be()?; | |
199 | let _cur_time = br.read_u32be()?; | |
200 | let _next_track_id = br.read_u32be()?; | |
201 | dmx.duration = duration; | |
202 | dmx.tb_den = tscale; | |
203 | ||
204 | Ok(KNOWN_MVHD_SIZE) | |
205 | } | |
206 | ||
fbf1f900 KS |
207 | fn read_cmov(dmx: &mut MOVDemuxer, strmgr: &mut StreamManager, size: u64) -> DemuxerResult<u64> { |
208 | let br = &mut dmx.src; | |
209 | validate!(size > 24); | |
210 | let dcom_size = br.read_u32be()?; | |
211 | let dcom_tag = br.read_tag()?; | |
212 | let compr_type = br.read_tag()?; | |
213 | validate!(&dcom_tag == b"dcom" && dcom_size == 12); | |
214 | if &compr_type != b"zlib" { | |
215 | return Err(DemuxerError::NotImplemented); | |
216 | } | |
217 | let cmvd_size = u64::from(br.read_u32be()?); | |
218 | let cmvd_tag = br.read_tag()?; | |
219 | validate!(&cmvd_tag == b"cmvd" && cmvd_size > 14 && cmvd_size == size - 12); | |
220 | let comp_size = (cmvd_size - 12) as usize; | |
221 | let uncomp_size = br.read_u32be()? as usize; | |
222 | validate!(uncomp_size > 8); | |
223 | let mut sbuf = vec![0; comp_size]; | |
224 | let mut dbuf = vec![0; uncomp_size]; | |
225 | br.read_buf(sbuf.as_mut_slice())?; | |
61a228ff | 226 | let ret = Inflate::uncompress(sbuf.as_slice(), dbuf.as_mut_slice()); |
fbf1f900 KS |
227 | if ret.is_err() { |
228 | return Err(DemuxerError::InvalidData); | |
229 | } | |
230 | let len = ret.unwrap(); | |
231 | validate!(len == uncomp_size); | |
232 | let mut mr = MemoryReader::new_read(dbuf.as_slice()); | |
233 | let mut br = ByteReader::new(&mut mr); | |
234 | let (ctype, csize) = read_chunk_header(&mut br)?; | |
235 | validate!(ctype == mktag!(b"moov")); | |
236 | let mut ddmx = MOVDemuxer::new(&mut br); | |
237 | ddmx.read_moov(strmgr, csize)?; | |
238 | std::mem::swap(&mut dmx.tracks, &mut ddmx.tracks); | |
239 | dmx.duration = ddmx.duration; | |
240 | dmx.tb_den = ddmx.tb_den; | |
241 | std::mem::swap(&mut dmx.pal, &mut ddmx.pal); | |
237cc1f9 | 242 | |
fbf1f900 KS |
243 | Ok(size) |
244 | } | |
245 | ||
00333698 | 246 | fn read_ctab(dmx: &mut MOVDemuxer, _strmgr: &mut StreamManager, size: u64) -> DemuxerResult<u64> { |
58cd51fa KS |
247 | let mut pal = [0; 1024]; |
248 | let size = read_palette(&mut dmx.src, size, &mut pal)?; | |
249 | dmx.pal = Some(Arc::new(pal)); | |
250 | Ok(size) | |
00333698 KS |
251 | } |
252 | ||
7e19285f KS |
253 | fn read_meta(dmx: &mut MOVDemuxer, _strmgr: &mut StreamManager, size: u64) -> DemuxerResult<u64> { |
254 | dmx.src.skip64(size)?; | |
255 | Ok(size) | |
256 | } | |
257 | ||
58309c73 KS |
258 | fn read_trak(dmx: &mut MOVDemuxer, strmgr: &mut StreamManager, size: u64) -> DemuxerResult<u64> { |
259 | let mut track = Track::new(dmx.cur_track as u32, dmx.tb_den); | |
260 | track.read_trak(&mut dmx.src, size)?; | |
261 | validate!(track.tkhd_found && track.stsd_found); | |
262 | validate!(strmgr.get_stream_by_id(track.track_id).is_none()); | |
263 | dmx.cur_track += 1; | |
264 | let mut str = None; | |
265 | std::mem::swap(&mut track.stream, &mut str); | |
266 | if let Some(stream) = str { | |
267 | let str_id = strmgr.add_stream(stream).unwrap(); | |
268 | track.track_str_id = str_id; | |
269 | } | |
270 | dmx.tracks.push(track); | |
271 | Ok(size) | |
272 | } | |
273 | ||
274 | const TRAK_CHUNK_HANDLERS: &[TrackChunkHandler] = &[ | |
275 | TrackChunkHandler { ctype: mktag!(b"clip"), parse: skip_chunk }, | |
276 | TrackChunkHandler { ctype: mktag!(b"matt"), parse: skip_chunk }, | |
277 | TrackChunkHandler { ctype: mktag!(b"edts"), parse: skip_chunk }, | |
278 | TrackChunkHandler { ctype: mktag!(b"tref"), parse: skip_chunk }, | |
279 | TrackChunkHandler { ctype: mktag!(b"load"), parse: skip_chunk }, | |
280 | TrackChunkHandler { ctype: mktag!(b"imap"), parse: skip_chunk }, | |
281 | TrackChunkHandler { ctype: mktag!(b"tkhd"), parse: read_tkhd }, | |
282 | TrackChunkHandler { ctype: mktag!(b"mdia"), parse: read_mdia }, | |
283 | ]; | |
284 | ||
285 | fn read_tkhd(track: &mut Track, br: &mut ByteReader, size: u64) -> DemuxerResult<u64> { | |
286 | const KNOWN_TKHD_SIZE: u64 = 84; | |
287 | validate!(size >= KNOWN_TKHD_SIZE); | |
288 | let version = br.read_byte()?; | |
289 | validate!(version == 0); | |
290 | let _flags = br.read_u24be()?; | |
291 | let _ctime = br.read_u32be()?; | |
292 | let _mtime = br.read_u32be()?; | |
293 | let track_id = br.read_u32be()?; | |
294 | br.read_skip(4)?; | |
a480a0de | 295 | let duration = br.read_u32be()?; |
58309c73 KS |
296 | br.read_skip(8)?; |
297 | let _layer = br.read_u16be()?; | |
298 | let _alt_group = br.read_u16be()?; | |
299 | let _volume = br.read_u16be()?; | |
300 | br.read_skip(2)?; | |
301 | br.read_skip(36)?; // matrix | |
302 | let width = br.read_u32be()? as usize; | |
303 | let height = br.read_u32be()? as usize; | |
304 | track.width = width >> 16; | |
305 | track.height = height >> 16; | |
306 | track.track_id = track_id; | |
a480a0de | 307 | track.duration = duration; |
58309c73 KS |
308 | |
309 | track.tkhd_found = true; | |
310 | Ok(KNOWN_TKHD_SIZE) | |
311 | } | |
312 | ||
313 | fn read_mdia(track: &mut Track, br: &mut ByteReader, size: u64) -> DemuxerResult<u64> { | |
314 | track.stream_type = StreamType::None; | |
315 | track.read_mdia(br, size)?; | |
316 | Ok(size) | |
317 | } | |
318 | ||
319 | const MDIA_CHUNK_HANDLERS: &[TrackChunkHandler] = &[ | |
320 | TrackChunkHandler { ctype: mktag!(b"mdhd"), parse: skip_chunk }, | |
321 | TrackChunkHandler { ctype: mktag!(b"hdlr"), parse: read_hdlr }, | |
322 | TrackChunkHandler { ctype: mktag!(b"minf"), parse: read_minf }, | |
323 | ]; | |
324 | ||
325 | fn read_hdlr(track: &mut Track, br: &mut ByteReader, size: u64) -> DemuxerResult<u64> { | |
326 | const KNOWN_HDLR_SIZE: u64 = 24; | |
327 | validate!(size >= KNOWN_HDLR_SIZE); | |
328 | let version = br.read_byte()?; | |
329 | validate!(version == 0); | |
330 | let flags = br.read_u24be()?; | |
331 | validate!(flags == 0); | |
332 | let comp_type = br.read_u32be()?; | |
333 | let comp_subtype = br.read_u32be()?; | |
334 | let _comp_manufacturer = br.read_u32be()?; | |
335 | let _comp_flags = br.read_u32be()?; | |
336 | let _comp_flags_mask = br.read_u32be()?; | |
337 | ||
338 | if comp_type == mktag!(b"mhlr") { | |
339 | if comp_subtype == mktag!(b"vide") { | |
340 | track.stream_type = StreamType::Video; | |
341 | } else if comp_subtype == mktag!(b"soun") { | |
342 | track.stream_type = StreamType::Audio; | |
343 | } else { | |
344 | track.stream_type = StreamType::Data; | |
345 | } | |
346 | } else if comp_type == mktag!(b"dhlr") { | |
347 | track.stream_type = StreamType::Data; | |
348 | } else { | |
349 | println!("Unknown stream type"); | |
350 | track.stream_type = StreamType::Data; | |
351 | } | |
c8db9313 | 352 | |
58309c73 KS |
353 | Ok(KNOWN_HDLR_SIZE) |
354 | } | |
355 | ||
356 | fn read_minf(track: &mut Track, br: &mut ByteReader, size: u64) -> DemuxerResult<u64> { | |
357 | track.read_minf(br, size)?; | |
358 | Ok(size) | |
359 | } | |
360 | ||
361 | const MINF_CHUNK_HANDLERS: &[TrackChunkHandler] = &[ | |
362 | TrackChunkHandler { ctype: mktag!(b"hdlr"), parse: skip_chunk }, | |
363 | TrackChunkHandler { ctype: mktag!(b"dinf"), parse: skip_chunk }, | |
364 | TrackChunkHandler { ctype: mktag!(b"vmhd"), parse: read_vmhd }, | |
365 | TrackChunkHandler { ctype: mktag!(b"smhd"), parse: read_smhd }, | |
366 | TrackChunkHandler { ctype: mktag!(b"gmhd"), parse: read_gmhd }, | |
367 | TrackChunkHandler { ctype: mktag!(b"gmin"), parse: read_gmin }, | |
368 | TrackChunkHandler { ctype: mktag!(b"stbl"), parse: read_stbl }, | |
369 | ]; | |
370 | ||
371 | fn read_vmhd(track: &mut Track, br: &mut ByteReader, size: u64) -> DemuxerResult<u64> { | |
372 | const KNOWN_VMHD_SIZE: u64 = 12; | |
373 | validate!(track.stream_type == StreamType::Video); | |
374 | validate!(size >= KNOWN_VMHD_SIZE); | |
375 | let version = br.read_byte()?; | |
376 | validate!(version == 0); | |
377 | let _flags = br.read_u24be()?; | |
378 | br.read_skip(2)?; // graphics mode | |
379 | br.read_skip(6)?; // opcolor | |
380 | Ok(KNOWN_VMHD_SIZE) | |
381 | } | |
382 | ||
383 | fn read_smhd(track: &mut Track, br: &mut ByteReader, size: u64) -> DemuxerResult<u64> { | |
384 | const KNOWN_SMHD_SIZE: u64 = 8; | |
385 | validate!(track.stream_type == StreamType::Audio); | |
386 | validate!(size >= KNOWN_SMHD_SIZE); | |
387 | let version = br.read_byte()?; | |
388 | validate!(version == 0); | |
389 | let _flags = br.read_u24be()?; | |
390 | br.read_skip(2)?; // balance | |
391 | br.read_skip(2)?; | |
392 | Ok(KNOWN_SMHD_SIZE) | |
393 | } | |
394 | ||
395 | fn read_gmhd(track: &mut Track, _br: &mut ByteReader, _size: u64) -> DemuxerResult<u64> { | |
396 | validate!(track.stream_type == StreamType::Data); | |
397 | Ok(0) | |
398 | } | |
399 | ||
400 | fn read_gmin(track: &mut Track, br: &mut ByteReader, size: u64) -> DemuxerResult<u64> { | |
401 | validate!(track.stream_type == StreamType::Data); | |
402 | const KNOWN_GMIN_SIZE: u64 = 16; | |
403 | validate!(size >= KNOWN_GMIN_SIZE); | |
404 | let version = br.read_byte()?; | |
405 | validate!(version == 0); | |
406 | let _flags = br.read_u24be()?; | |
407 | br.read_skip(2)?; // graphics mode | |
408 | br.read_skip(6)?; // opcolor | |
409 | br.read_skip(2)?; // balance | |
410 | br.read_skip(2)?; | |
411 | Ok(KNOWN_GMIN_SIZE) | |
412 | } | |
413 | ||
414 | fn read_stbl(track: &mut Track, br: &mut ByteReader, size: u64) -> DemuxerResult<u64> { | |
415 | track.read_stbl(br, size)?; | |
416 | Ok(size) | |
417 | } | |
418 | ||
419 | const STBL_CHUNK_HANDLERS: &[TrackChunkHandler] = &[ | |
420 | TrackChunkHandler { ctype: mktag!(b"stsd"), parse: read_stsd }, | |
bbbf86dd | 421 | TrackChunkHandler { ctype: mktag!(b"stts"), parse: read_stts }, |
58309c73 KS |
422 | TrackChunkHandler { ctype: mktag!(b"stss"), parse: read_stss }, |
423 | TrackChunkHandler { ctype: mktag!(b"stsc"), parse: read_stsc }, | |
424 | TrackChunkHandler { ctype: mktag!(b"stsz"), parse: read_stsz }, | |
425 | TrackChunkHandler { ctype: mktag!(b"stco"), parse: read_stco }, | |
426 | TrackChunkHandler { ctype: mktag!(b"stsh"), parse: skip_chunk }, | |
427 | ]; | |
428 | ||
89b16ac8 KS |
429 | fn parse_audio_edata(br: &mut ByteReader, start_pos: u64, size: u64) -> DemuxerResult<Option<Vec<u8>>> { |
430 | let read_part = br.tell() - start_pos; | |
431 | if read_part + 8 < size { | |
9aa783a0 KS |
432 | let mut buf = [0; 8]; |
433 | br.peek_buf(&mut buf)?; | |
434 | if &buf[4..8] != b"wave" { | |
435 | let mut buf = vec![0; (size - read_part) as usize]; | |
436 | br.read_buf(&mut buf)?; | |
437 | return Ok(Some(buf)); | |
438 | } | |
439 | ||
89b16ac8 KS |
440 | let csize = br.read_u32be()? as u64; |
441 | let ctag = br.read_u32be()?; | |
442 | validate!(read_part + csize <= size); | |
443 | validate!(ctag == mktag!(b"wave")); | |
444 | if csize == 8 { | |
445 | return Ok(None); | |
446 | } | |
447 | let mut buf = [0; 8]; | |
448 | br.peek_buf(&mut buf)?; | |
449 | if &buf[4..8] == b"frma" { | |
450 | br.read_skip(12)?; | |
451 | if csize > 20 { | |
452 | let mut buf = vec![0; (csize - 20) as usize]; | |
453 | br.read_buf(&mut buf)?; | |
454 | Ok(Some(buf)) | |
455 | } else { | |
456 | Ok(None) | |
457 | } | |
458 | } else if csize > 8 { | |
459 | let mut buf = vec![0; (csize as usize) - 8]; | |
460 | br.read_buf(&mut buf)?; | |
461 | Ok(Some(buf)) | |
462 | } else { | |
463 | Ok(None) | |
464 | } | |
465 | } else { | |
466 | Ok(None) | |
467 | } | |
468 | } | |
469 | ||
58309c73 KS |
470 | fn read_stsd(track: &mut Track, br: &mut ByteReader, size: u64) -> DemuxerResult<u64> { |
471 | const KNOWN_STSD_SIZE: u64 = 24; | |
472 | validate!(size >= KNOWN_STSD_SIZE); | |
473 | let start_pos = br.tell(); | |
474 | let version = br.read_byte()?; | |
475 | validate!(version == 0); | |
476 | let _flags = br.read_u24be()?; | |
477 | let entries = br.read_u32be()?; | |
478 | validate!(entries > 0); | |
61cab15b | 479 | let esize = u64::from(br.read_u32be()?); |
58309c73 KS |
480 | validate!(esize + 8 <= size); |
481 | let mut fcc = [0u8; 4]; | |
482 | br.read_buf(&mut fcc)?; | |
483 | br.read_skip(6)?; | |
484 | let _data_ref = br.read_u16be()?; | |
485 | ||
486 | track.fcc = fcc; | |
487 | ||
488 | let codec_info; | |
489 | match track.stream_type { | |
490 | StreamType::Video => { | |
491 | let _ver = br.read_u16be()?; | |
492 | let _revision = br.read_u16le()?; | |
493 | let _vendor = br.read_u32be()?; | |
494 | let _temp_quality = br.read_u32be()?; | |
495 | let _spat_quality = br.read_u32be()?; | |
496 | let width = br.read_u16be()? as usize; | |
497 | let height = br.read_u16be()? as usize; | |
498 | let _hor_res = br.read_u32be()?; | |
499 | let _vert_res = br.read_u32be()?; | |
500 | let data_size = br.read_u32be()?; | |
501 | validate!(data_size == 0); | |
502 | let _frame_count = br.read_u16be()? as usize; | |
503 | let _cname_len = br.read_byte()? as usize; | |
504 | br.read_skip(31)?; // actual compressor name | |
505 | let depth = br.read_u16be()?; | |
506 | let ctable_id = br.read_u16be()?; | |
8019c866 KS |
507 | let grayscale = depth > 0x20 || depth == 1; |
508 | let depth = if grayscale { depth & 0x1F } else { depth }; | |
509 | validate!(depth <= 8 || (ctable_id == 0xFFFF)); | |
58309c73 | 510 | if ctable_id == 0 { |
00333698 | 511 | let max_pal_size = start_pos + size - br.tell(); |
58cd51fa KS |
512 | let mut pal = [0; 1024]; |
513 | read_palette(br, max_pal_size, &mut pal)?; | |
514 | track.pal = Some(Arc::new(pal)); | |
8019c866 | 515 | } else if (depth <= 8) && !grayscale { |
2736c15a KS |
516 | match depth & 0x1F { |
517 | 2 => { | |
518 | let mut pal = [0; 1024]; | |
519 | (&mut pal[..4 * 4]).copy_from_slice(&MOV_DEFAULT_PAL_2BIT); | |
520 | track.pal = Some(Arc::new(pal)); | |
521 | }, | |
522 | 4 => { | |
523 | let mut pal = [0; 1024]; | |
524 | (&mut pal[..16 * 4]).copy_from_slice(&MOV_DEFAULT_PAL_4BIT); | |
525 | track.pal = Some(Arc::new(pal)); | |
526 | }, | |
527 | 8 => { | |
528 | track.pal = Some(Arc::new(MOV_DEFAULT_PAL_8BIT)); | |
529 | }, | |
530 | _ => {}, | |
531 | }; | |
2949bcfa | 532 | } else if grayscale && ctable_id != 0xFFFF { |
2736c15a KS |
533 | let mut pal = [0; 1024]; |
534 | let cdepth = depth & 0x1F; | |
535 | let size = 1 << cdepth; | |
536 | for i in 0..size { | |
8019c866 | 537 | let mut clr = ((size - 1 - i) as u8) << (8 - cdepth); |
2736c15a KS |
538 | let mut off = 8 - cdepth; |
539 | while off >= cdepth { | |
540 | clr |= clr >> (8 - off); | |
541 | off -= cdepth; | |
542 | } | |
543 | if off > 0 { | |
544 | clr |= clr >> (8 - off); | |
545 | } | |
546 | pal[i * 4] = clr; | |
547 | pal[i * 4 + 1] = clr; | |
548 | pal[i * 4 + 2] = clr; | |
549 | } | |
550 | track.pal = Some(Arc::new(pal)); | |
58309c73 KS |
551 | } |
552 | // todo other atoms, put as extradata | |
553 | let cname = if let Some(name) = find_codec_from_mov_video_fourcc(&fcc) { | |
554 | name | |
555 | } else if let Some(name) = find_codec_from_avi_fourcc(&fcc) { | |
556 | name | |
557 | } else { | |
558 | "unknown" | |
559 | }; | |
560 | let format = if depth > 8 { RGB24_FORMAT } else { PAL8_FORMAT }; | |
8019c866 KS |
561 | let mut vhdr = NAVideoInfo::new(width, height, false, format); |
562 | vhdr.bits = depth as u8; | |
61cab15b | 563 | let edata = if br.tell() - start_pos + 4 < size { |
58309c73 | 564 | //todo skip various common atoms |
61cab15b | 565 | let edata_size = br.read_u32be()? as usize; |
d341f57a KS |
566 | validate!(edata_size >= 4); |
567 | let mut buf = vec![0; edata_size - 4]; | |
58309c73 | 568 | br.read_buf(buf.as_mut_slice())?; |
61cab15b KS |
569 | Some(buf) |
570 | } else { | |
571 | None | |
572 | }; | |
58309c73 KS |
573 | codec_info = NACodecInfo::new(cname, NACodecTypeInfo::Video(vhdr), edata); |
574 | }, | |
575 | StreamType::Audio => { | |
89b16ac8 | 576 | let sver = br.read_u16be()?; |
58309c73 KS |
577 | let _revision = br.read_u16le()?; |
578 | let _vendor = br.read_u32be()?; | |
579 | let nchannels = br.read_u16be()?; | |
580 | validate!(nchannels <= 64); | |
581 | let sample_size = br.read_u16be()?; | |
582 | validate!(sample_size <= 128); | |
583 | let _compr_id = br.read_u16be()?; | |
584 | let packet_size = br.read_u16be()? as usize; | |
585 | validate!(packet_size == 0); | |
586 | let sample_rate = br.read_u32be()?; | |
587 | validate!(sample_rate > 0); | |
588 | let cname = if let Some(name) = find_codec_from_mov_audio_fourcc(&fcc) { | |
589 | name | |
590 | } else if let (true, Some(name)) = ((fcc[0] == b'm' && fcc[1] == b's'), find_codec_from_wav_twocc(u16::from(fcc[2]) * 256 + u16::from(fcc[3]))) { | |
591 | name | |
592 | } else { | |
593 | "unknown" | |
594 | }; | |
e5d3fef5 KS |
595 | let mut soniton = NASoniton::new(sample_size as u8, SONITON_FLAG_SIGNED | SONITON_FLAG_BE); |
596 | if &fcc == b"raw " && sample_size == 8 { | |
597 | soniton.signed = false; | |
598 | } | |
58309c73 | 599 | let block_align = 1; |
89b16ac8 | 600 | if sver == 1 { |
b0e12d42 | 601 | let samples_per_packet = br.read_u32be()?; |
89b16ac8 | 602 | let _bytes_per_packet = br.read_u32be()?; |
9efec4ed | 603 | let bytes_per_frame = br.read_u32be()?; |
89b16ac8 | 604 | let _bytes_per_sample = br.read_u32be()?; |
9efec4ed | 605 | track.bsize = bytes_per_frame as usize; |
b0e12d42 | 606 | track.frame_samples = samples_per_packet as usize; |
9efec4ed KS |
607 | } else { |
608 | track.bsize = sample_size as usize; | |
89b16ac8 | 609 | } |
58309c73 | 610 | let ahdr = NAAudioInfo::new(sample_rate >> 16, nchannels as u8, soniton, block_align); |
89b16ac8 | 611 | let edata = parse_audio_edata(br, start_pos, size)?; |
58309c73 KS |
612 | codec_info = NACodecInfo::new(cname, NACodecTypeInfo::Audio(ahdr), edata); |
613 | track.channels = nchannels as usize; | |
614 | track.bits = sample_size as usize; | |
615 | }, | |
616 | StreamType::None => { | |
617 | return Err(DemuxerError::InvalidData); | |
618 | }, | |
619 | _ => { | |
620 | //todo put it all into extradata | |
621 | let edata = None; | |
622 | codec_info = NACodecInfo::new("unknown", NACodecTypeInfo::None, edata); | |
623 | }, | |
624 | }; | |
625 | let read_size = br.tell() - start_pos; | |
626 | validate!(read_size <= size); | |
a480a0de | 627 | track.stream = Some(NAStream::new(track.stream_type, track.track_no, codec_info, 1, track.tb_den, u64::from(track.duration))); |
58309c73 KS |
628 | track.stsd_found = true; |
629 | Ok(read_size) | |
630 | } | |
631 | ||
bbbf86dd KS |
632 | fn read_stts(track: &mut Track, br: &mut ByteReader, size: u64) -> DemuxerResult<u64> { |
633 | validate!(size >= 16); | |
634 | let start_pos = br.tell(); | |
635 | let version = br.read_byte()?; | |
636 | validate!(version == 0); | |
637 | let _flags = br.read_u24be()?; | |
638 | let entries = br.read_u32be()? as usize; | |
639 | validate!(entries as u64 <= (size - 8) / 8); | |
640 | if entries == 1 { | |
641 | let _count = br.read_u32be()?; | |
642 | let tb_num = br.read_u32be()?; | |
643 | if let Some(ref mut stream) = track.stream { | |
644 | let tb_den = stream.tb_den; | |
645 | let (tb_num, tb_den) = reduce_timebase(tb_num, tb_den); | |
646 | stream.duration /= u64::from(stream.tb_den / tb_den); | |
647 | stream.tb_num = tb_num; | |
648 | stream.tb_den = tb_den; | |
649 | track.tb_num = tb_num; | |
650 | track.tb_den = tb_den; | |
651 | } | |
652 | } else { | |
653 | track.time_to_sample.truncate(0); | |
654 | track.time_to_sample.reserve(entries); | |
655 | for _ in 0..entries { | |
656 | let count = br.read_u32be()?; | |
657 | let mult = br.read_u32be()?; | |
658 | track.time_to_sample.push((count, mult)); | |
659 | } | |
660 | } | |
661 | let read_size = br.tell() - start_pos; | |
662 | validate!(read_size <= size); | |
663 | Ok(read_size) | |
664 | } | |
665 | ||
58309c73 KS |
666 | fn read_stss(track: &mut Track, br: &mut ByteReader, size: u64) -> DemuxerResult<u64> { |
667 | let version = br.read_byte()?; | |
668 | validate!(version == 0); | |
669 | let _flags = br.read_u24be()?; | |
670 | let entries = br.read_u32be()? as usize; | |
671 | validate!(entries < ((std::u32::MAX >> 2) - 8) as usize); | |
672 | validate!((entries * 4 + 8) as u64 == size); | |
673 | track.keyframes = Vec::with_capacity(entries); | |
674 | let mut last_sample_no = 0; | |
675 | for _ in 0..entries { | |
676 | let sample_no = br.read_u32be()?; | |
677 | validate!(sample_no > last_sample_no); | |
678 | track.keyframes.push(sample_no); | |
679 | last_sample_no = sample_no; | |
680 | } | |
681 | Ok(size) | |
682 | } | |
683 | ||
684 | fn read_stsc(track: &mut Track, br: &mut ByteReader, size: u64) -> DemuxerResult<u64> { | |
685 | let version = br.read_byte()?; | |
686 | validate!(version == 0); | |
687 | let _flags = br.read_u24be()?; | |
688 | let entries = br.read_u32be()? as usize; | |
689 | validate!(entries < ((std::u32::MAX / 12) - 8) as usize); | |
690 | validate!((entries * 12 + 8) as u64 == size); | |
691 | track.sample_map = Vec::with_capacity(entries); | |
692 | let mut last_sample_no = 0; | |
693 | for _i in 0..entries { | |
694 | let sample_no = br.read_u32be()?; | |
695 | validate!(sample_no > last_sample_no); | |
696 | let nsamples = br.read_u32be()?; | |
697 | let _sample_desc = br.read_u32be()?; | |
698 | track.sample_map.push((sample_no, nsamples)); | |
699 | last_sample_no = sample_no; | |
700 | } | |
701 | Ok(size) | |
702 | } | |
703 | ||
704 | fn read_stsz(track: &mut Track, br: &mut ByteReader, size: u64) -> DemuxerResult<u64> { | |
705 | let version = br.read_byte()?; | |
706 | validate!(version == 0); | |
707 | let _flags = br.read_u24be()?; | |
708 | let sample_size = br.read_u32be()?; | |
709 | if sample_size != 0 { | |
710 | track.sample_size = sample_size; | |
9efec4ed KS |
711 | if track.sample_size != 1 || track.bsize == 0 { |
712 | track.bsize = sample_size as usize; | |
713 | } | |
58309c73 KS |
714 | Ok(8) |
715 | } else { | |
716 | let entries = br.read_u32be()? as usize; | |
717 | validate!((entries * 4 + 12) as u64 == size); | |
718 | track.chunk_sizes = Vec::with_capacity(entries); | |
719 | for _ in 0..entries { | |
720 | let sample_size = br.read_u32be()?; | |
721 | track.chunk_sizes.push(sample_size); | |
722 | } | |
723 | Ok(size) | |
724 | } | |
725 | } | |
726 | ||
727 | fn read_stco(track: &mut Track, br: &mut ByteReader, size: u64) -> DemuxerResult<u64> { | |
728 | let version = br.read_byte()?; | |
729 | validate!(version == 0); | |
730 | let _flags = br.read_u24be()?; | |
731 | let entries = br.read_u32be()? as usize; | |
732 | validate!((entries * 4 + 8) as u64 == size); | |
733 | track.chunk_offsets = Vec::with_capacity(entries); | |
734 | for _i in 0..entries { | |
735 | let sample_offset = br.read_u32be()?; | |
736 | track.chunk_offsets.push(u64::from(sample_offset)); | |
737 | } | |
738 | Ok(size) | |
739 | } | |
740 | ||
741 | struct MOVDemuxer<'a> { | |
742 | src: &'a mut ByteReader<'a>, | |
743 | depth: usize, | |
744 | mdat_pos: u64, | |
745 | mdat_size: u64, | |
746 | tracks: Vec<Track>, | |
747 | cur_track: usize, | |
748 | tb_den: u32, | |
749 | duration: u32, | |
58cd51fa | 750 | pal: Option<Arc<[u8; 1024]>>, |
58309c73 KS |
751 | } |
752 | ||
753 | struct Track { | |
754 | track_id: u32, | |
755 | track_str_id: usize, | |
756 | track_no: u32, | |
bbbf86dd | 757 | tb_num: u32, |
58309c73 | 758 | tb_den: u32, |
a480a0de | 759 | duration: u32, |
58309c73 KS |
760 | depth: u8, |
761 | tkhd_found: bool, | |
762 | stsd_found: bool, | |
763 | stream_type: StreamType, | |
764 | width: usize, | |
765 | height: usize, | |
766 | channels: usize, | |
767 | bits: usize, | |
9efec4ed | 768 | bsize: usize, |
58309c73 KS |
769 | fcc: [u8; 4], |
770 | keyframes: Vec<u32>, | |
771 | chunk_sizes: Vec<u32>, | |
772 | chunk_offsets: Vec<u64>, | |
bbbf86dd | 773 | time_to_sample: Vec<(u32, u32)>, |
58309c73 KS |
774 | sample_map: Vec<(u32, u32)>, |
775 | sample_size: u32, | |
b0e12d42 | 776 | frame_samples: usize, |
58309c73 KS |
777 | stream: Option<NAStream>, |
778 | cur_chunk: usize, | |
779 | cur_sample: usize, | |
780 | samples_left: usize, | |
781 | last_offset: u64, | |
58cd51fa | 782 | pal: Option<Arc<[u8; 1024]>>, |
bbbf86dd KS |
783 | timesearch: TimeSearcher, |
784 | } | |
785 | ||
786 | #[derive(Default)] | |
787 | struct TimeSearcher { | |
788 | idx: usize, | |
789 | base: u64, | |
790 | sbase: u32, | |
791 | cur_len: u32, | |
792 | cur_mul: u32, | |
793 | } | |
794 | ||
795 | impl TimeSearcher { | |
796 | fn new() -> Self { Self::default() } | |
797 | fn reset(&mut self) { | |
798 | *self = Self::default(); | |
799 | } | |
800 | fn map_time(&mut self, sample: u32, tts: &Vec<(u32, u32)>) -> u64 { | |
801 | if tts.is_empty() { | |
802 | u64::from(sample) | |
803 | } else if sample >= self.sbase { | |
804 | let mut sample = sample - self.sbase; | |
805 | if self.idx == 0 { | |
806 | let (cur_len, cur_mul) = tts[0]; | |
807 | self.cur_len = cur_len; | |
808 | self.cur_mul = cur_mul; | |
809 | self.idx += 1; | |
810 | } | |
811 | while self.idx < tts.len() && sample > self.cur_len { | |
812 | sample -= self.cur_len; | |
813 | self.sbase += self.cur_len; | |
814 | self.base += u64::from(self.cur_len) * u64::from(self.cur_mul); | |
815 | self.cur_len = tts[self.idx].0; | |
816 | self.cur_mul = tts[self.idx].1; | |
817 | self.idx += 1; | |
818 | } | |
819 | self.base + u64::from(sample) * u64::from(self.cur_mul) | |
820 | } else { | |
821 | self.reset(); | |
822 | self.map_time(sample, tts) | |
823 | } | |
824 | } | |
58309c73 KS |
825 | } |
826 | ||
827 | impl Track { | |
828 | fn new(track_no: u32, tb_den: u32) -> Self { | |
829 | Self { | |
830 | tkhd_found: false, | |
831 | stsd_found: false, | |
832 | track_id: 0, | |
833 | track_str_id: 0, | |
834 | track_no, | |
bbbf86dd | 835 | tb_num: 1, |
58309c73 | 836 | tb_den, |
a480a0de | 837 | duration: 0, |
58309c73 KS |
838 | stream_type: StreamType::None, |
839 | width: 0, | |
840 | height: 0, | |
841 | channels: 0, | |
842 | bits: 0, | |
9efec4ed | 843 | bsize: 0, |
58309c73 KS |
844 | fcc: [0; 4], |
845 | keyframes: Vec::new(), | |
846 | chunk_sizes: Vec::new(), | |
847 | chunk_offsets: Vec::new(), | |
bbbf86dd | 848 | time_to_sample: Vec::new(), |
58309c73 KS |
849 | sample_map: Vec::new(), |
850 | sample_size: 0, | |
b0e12d42 | 851 | frame_samples: 0, |
58309c73 KS |
852 | stream: None, |
853 | depth: 0, | |
854 | cur_chunk: 0, | |
855 | cur_sample: 0, | |
856 | samples_left: 0, | |
857 | last_offset: 0, | |
58cd51fa | 858 | pal: None, |
bbbf86dd | 859 | timesearch: TimeSearcher::new(), |
58309c73 KS |
860 | } |
861 | } | |
862 | read_chunk_list!(track; "trak", read_trak, TRAK_CHUNK_HANDLERS); | |
863 | read_chunk_list!(track; "mdia", read_mdia, MDIA_CHUNK_HANDLERS); | |
864 | read_chunk_list!(track; "minf", read_minf, MINF_CHUNK_HANDLERS); | |
865 | read_chunk_list!(track; "stbl", read_stbl, STBL_CHUNK_HANDLERS); | |
866 | fn fill_seek_index(&self, seek_index: &mut SeekIndex) { | |
61cab15b | 867 | if !self.keyframes.is_empty() { |
58309c73 KS |
868 | seek_index.mode = SeekIndexMode::Present; |
869 | } | |
bbbf86dd | 870 | let mut tsearch = TimeSearcher::new(); |
58309c73 | 871 | for kf_time in self.keyframes.iter() { |
bbbf86dd KS |
872 | let pts = tsearch.map_time(*kf_time - 1, &self.time_to_sample); |
873 | let time = NATimeInfo::ts_to_time(pts, 1000, self.tb_num, self.tb_den); | |
874 | seek_index.add_entry(self.track_no as u32, SeekEntry { time, pts: u64::from(*kf_time - 1), pos: 0 }); | |
58309c73 KS |
875 | } |
876 | } | |
877 | fn calculate_chunk_size(&self, nsamp: usize) -> usize { | |
878 | if nsamp == 0 { | |
9efec4ed | 879 | self.bsize |
58309c73 KS |
880 | } else { |
881 | match &self.fcc { | |
882 | b"NONE" | b"raw " | b"twos" | b"sowt" => { | |
883 | (nsamp * self.bits * self.channels + 7) >> 3 | |
884 | }, | |
885 | b"ima4" => { | |
886 | let nblocks = (nsamp + 63) >> 6; | |
887 | nblocks * 34 * self.channels | |
888 | }, | |
889 | b"MAC3" => { | |
890 | (nsamp + 5) / 6 * 2 * self.channels | |
891 | }, | |
892 | b"MAC6" => { | |
893 | (nsamp + 5) / 6 * self.channels | |
894 | }, | |
895 | b"in24" => nsamp * 3 * self.channels, | |
896 | b"in32" | b"fl32" => nsamp * 4 * self.channels, | |
897 | b"fl64" => nsamp * 8 * self.channels, | |
898 | b"ulaw" | b"alaw" => nsamp, | |
899 | b"ms\x00\x02" => { //MS ADPCM | |
900 | ((nsamp - 1) / 2 + 7) * self.channels | |
901 | }, | |
902 | b"ms\x00\x21" => { //IMA ADPCM | |
903 | (nsamp / 2 + 4) * self.channels | |
904 | }, | |
9efec4ed | 905 | _ => self.bsize, |
58309c73 KS |
906 | } |
907 | } | |
908 | } | |
909 | fn get_next_chunk(&mut self) -> Option<(NATimeInfo, u64, usize)> { | |
bbbf86dd KS |
910 | let pts_val = self.timesearch.map_time(self.cur_sample as u32, &self.time_to_sample); |
911 | let pts = NATimeInfo::new(Some(pts_val), None, None, 1, self.tb_den); | |
58309c73 KS |
912 | //todo dts decoding |
913 | if self.chunk_offsets.len() == self.chunk_sizes.len() { // simple one-to-one mapping | |
914 | if self.cur_sample >= self.chunk_sizes.len() { | |
915 | return None; | |
916 | } | |
917 | let offset = self.chunk_offsets[self.cur_sample]; | |
918 | let size = self.chunk_sizes[self.cur_sample] as usize; | |
919 | self.cur_sample += 1; | |
920 | Some((pts, offset, size)) | |
921 | } else { | |
922 | if self.samples_left == 0 { | |
923 | if self.cur_chunk >= self.chunk_offsets.len() { | |
924 | return None; | |
925 | } | |
926 | for (idx, samples) in self.sample_map.iter() { | |
927 | if *idx as usize <= self.cur_chunk + 1 { | |
928 | self.samples_left = *samples as usize; | |
929 | } else { | |
930 | break; | |
931 | } | |
932 | } | |
933 | self.last_offset = self.chunk_offsets[self.cur_chunk]; | |
934 | self.cur_chunk += 1; | |
935 | } | |
936 | let offset = self.last_offset; | |
937 | let size = self.get_size(self.cur_sample); | |
938 | self.last_offset += size as u64; | |
939 | if self.stream_type == StreamType::Video { | |
940 | self.samples_left -= 1; | |
d940f0c2 KS |
941 | } else if self.frame_samples != 0 && self.bsize != 0 { |
942 | let nblocks = size / self.bsize; | |
943 | if nblocks > 0 { | |
944 | let consumed = (nblocks * self.frame_samples).min(self.samples_left); | |
945 | self.samples_left -= consumed; | |
946 | } else { | |
947 | self.samples_left = 0; | |
948 | } | |
58309c73 KS |
949 | } else { |
950 | self.samples_left = 0; | |
951 | } | |
952 | self.cur_sample += 1; | |
953 | Some((pts, offset, size)) | |
954 | } | |
955 | } | |
956 | fn get_size(&self, sample_no: usize) -> usize { | |
61cab15b | 957 | if !self.chunk_sizes.is_empty() { |
58309c73 | 958 | self.chunk_sizes[sample_no] as usize |
61cab15b | 959 | } else if !self.sample_map.is_empty() { |
58309c73 KS |
960 | let mut nsamp = 0; |
961 | for (idx, samples) in self.sample_map.iter() { | |
962 | if *idx as usize <= self.cur_chunk { | |
963 | nsamp = *samples; | |
964 | } else { | |
965 | break; | |
966 | } | |
967 | } | |
968 | self.calculate_chunk_size(nsamp as usize) | |
969 | } else { | |
9efec4ed | 970 | self.bsize |
58309c73 KS |
971 | } |
972 | } | |
973 | fn seek(&mut self, pts: u64) { | |
974 | self.cur_sample = pts as usize; | |
975 | self.samples_left = 0; | |
976 | if self.stream_type == StreamType::Audio { | |
977 | self.cur_chunk = self.cur_sample; | |
61cab15b | 978 | } else if self.chunk_offsets.len() != self.chunk_sizes.len() && !self.sample_map.is_empty() { |
58309c73 KS |
979 | let mut csamp = 0; |
980 | self.cur_chunk = 0; | |
981 | let mut cmap = self.sample_map.iter(); | |
982 | let mut cur_samps = 0; | |
983 | let (mut next_idx, mut next_samples) = cmap.next().unwrap(); | |
984 | loop { | |
bbbf86dd | 985 | if self.cur_chunk + 1 == next_idx as usize { |
58309c73 KS |
986 | self.samples_left = cur_samps; |
987 | cur_samps = next_samples as usize; | |
988 | if let Some((new_idx, new_samples)) = cmap.next() { | |
989 | next_idx = *new_idx; | |
990 | next_samples = *new_samples; | |
991 | } | |
992 | } | |
993 | csamp += cur_samps; | |
994 | if csamp >= self.cur_sample { | |
995 | self.last_offset = self.chunk_offsets[self.cur_chunk]; | |
996 | break; | |
997 | } | |
998 | self.cur_chunk += 1; | |
999 | } | |
1000 | csamp -= cur_samps; | |
bbbf86dd | 1001 | for sample_no in csamp..self.cur_sample { |
58309c73 KS |
1002 | self.last_offset += self.get_size(sample_no) as u64; |
1003 | } | |
bbbf86dd KS |
1004 | self.samples_left = csamp + cur_samps - self.cur_sample; |
1005 | self.cur_chunk += 1; | |
58309c73 KS |
1006 | } |
1007 | } | |
1008 | } | |
1009 | ||
1010 | impl<'a> DemuxCore<'a> for MOVDemuxer<'a> { | |
1011 | fn open(&mut self, strmgr: &mut StreamManager, seek_index: &mut SeekIndex) -> DemuxerResult<()> { | |
1012 | self.read_root(strmgr)?; | |
1013 | validate!(self.mdat_pos > 0); | |
61cab15b | 1014 | validate!(!self.tracks.is_empty()); |
58309c73 KS |
1015 | for track in self.tracks.iter() { |
1016 | track.fill_seek_index(seek_index); | |
1017 | } | |
1018 | self.src.seek(SeekFrom::Start(self.mdat_pos))?; | |
1019 | self.cur_track = 0; | |
1020 | Ok(()) | |
1021 | } | |
1022 | ||
1023 | fn get_frame(&mut self, strmgr: &mut StreamManager) -> DemuxerResult<NAPacket> { | |
61cab15b | 1024 | if self.tracks.is_empty() { |
58309c73 KS |
1025 | return Err(DemuxerError::EOF); |
1026 | } | |
1027 | for _ in 0..self.tracks.len() { | |
1028 | if self.cur_track >= self.tracks.len() { | |
1029 | self.cur_track = 0; | |
1030 | } | |
1031 | let track = &mut self.tracks[self.cur_track]; | |
1032 | self.cur_track += 1; | |
58cd51fa | 1033 | let first = track.cur_sample == 0; |
58309c73 KS |
1034 | if let Some((pts, offset, size)) = track.get_next_chunk() { |
1035 | let str = strmgr.get_stream(track.track_str_id); | |
1036 | if str.is_none() { return Err(DemuxerError::InvalidData); } | |
1037 | let stream = str.unwrap(); | |
1038 | self.src.seek(SeekFrom::Start(offset))?; | |
58cd51fa KS |
1039 | let mut pkt = self.src.read_packet(stream, pts, false, size)?; |
1040 | if let Some(ref pal) = track.pal { | |
1041 | let side_data = NASideData::Palette(first, pal.clone()); | |
1042 | pkt.add_side_data(side_data); | |
1043 | } | |
58309c73 KS |
1044 | return Ok(pkt); |
1045 | } | |
1046 | } | |
61cab15b | 1047 | Err(DemuxerError::EOF) |
58309c73 KS |
1048 | } |
1049 | ||
24d99894 | 1050 | fn seek(&mut self, time: NATimePoint, seek_index: &SeekIndex) -> DemuxerResult<()> { |
58309c73 KS |
1051 | let ret = seek_index.find_pos(time); |
1052 | if ret.is_none() { | |
1053 | return Err(DemuxerError::SeekError); | |
1054 | } | |
1055 | let seek_info = ret.unwrap(); | |
1056 | for track in self.tracks.iter_mut() { | |
1057 | track.seek(seek_info.pts); | |
1058 | } | |
1059 | Ok(()) | |
1060 | } | |
a480a0de KS |
1061 | fn get_duration(&self) -> u64 { |
1062 | if self.tb_den != 0 { | |
1063 | u64::from(self.duration) * 1000 / u64::from(self.tb_den) | |
1064 | } else { | |
1065 | 0 | |
1066 | } | |
1067 | } | |
58309c73 KS |
1068 | } |
1069 | ||
787b8d03 KS |
1070 | impl<'a> NAOptionHandler for MOVDemuxer<'a> { |
1071 | fn get_supported_options(&self) -> &[NAOptionDefinition] { &[] } | |
1072 | fn set_options(&mut self, _options: &[NAOption]) { } | |
1073 | fn query_option_value(&self, _name: &str) -> Option<NAValue> { None } | |
1074 | } | |
1075 | ||
58309c73 KS |
1076 | impl<'a> MOVDemuxer<'a> { |
1077 | fn new(io: &'a mut ByteReader<'a>) -> Self { | |
1078 | MOVDemuxer { | |
1079 | src: io, | |
1080 | depth: 0, | |
1081 | mdat_pos: 0, | |
1082 | mdat_size: 0, | |
1083 | tracks: Vec::with_capacity(2), | |
1084 | cur_track: 0, | |
1085 | tb_den: 0, | |
1086 | duration: 0, | |
58cd51fa | 1087 | pal: None, |
58309c73 KS |
1088 | } |
1089 | } | |
1090 | fn read_root(&mut self, strmgr: &mut StreamManager) -> DemuxerResult<()> { | |
1091 | self.depth = 0; | |
1092 | while self.src.left() != 0 { | |
1093 | let ret = read_chunk_header(&mut self.src); | |
1094 | if ret.is_err() { break; } | |
1095 | let (ctype, size) = ret.unwrap(); | |
1096 | if IGNORED_CHUNKS.contains(&ctype) { | |
1097 | self.src.skip64(size)?; | |
1098 | continue; | |
1099 | } | |
1100 | let handler = ROOT_CHUNK_HANDLERS.iter().find(|x| x.ctype == ctype); | |
1101 | let read_size; | |
1102 | if let Some(ref handler) = handler { | |
1103 | read_size = (handler.parse)(self, strmgr, size)?; | |
1104 | } else { | |
1105 | println!("skipping unknown chunk {:08X} size {}", ctype, size); | |
1106 | read_size = 0; | |
1107 | } | |
1108 | validate!(read_size <= size); | |
1109 | self.src.skip64(size - read_size)?; | |
1110 | } | |
1111 | //todo check if all needed chunks are found | |
1112 | Ok(()) | |
1113 | } | |
1114 | read_chunk_list!(root; "moov", read_moov, MOOV_CHUNK_HANDLERS); | |
1115 | } | |
1116 | ||
1117 | pub struct MOVDemuxerCreator { } | |
1118 | ||
1119 | impl DemuxerCreator for MOVDemuxerCreator { | |
1120 | fn new_demuxer<'a>(&self, br: &'a mut ByteReader<'a>) -> Box<dyn DemuxCore<'a> + 'a> { | |
1121 | Box::new(MOVDemuxer::new(br)) | |
1122 | } | |
1123 | fn get_name(&self) -> &'static str { "mov" } | |
1124 | } | |
1125 | ||
2736c15a KS |
1126 | const MOV_DEFAULT_PAL_2BIT: [u8; 4 * 4] = [ |
1127 | 0x93, 0x65, 0x5E, 0x00, | |
1128 | 0xFF, 0xFF, 0xFF, 0x00, | |
1129 | 0xDF, 0xD0, 0xAB, 0x00, | |
1130 | 0x00, 0x00, 0x00, 0x00 | |
1131 | ]; | |
1132 | const MOV_DEFAULT_PAL_4BIT: [u8; 16 * 4] = [ | |
1133 | 0xFF, 0xFB, 0xFF, 0x00, | |
1134 | 0xEF, 0xD9, 0xBB, 0x00, | |
1135 | 0xE8, 0xC9, 0xB1, 0x00, | |
1136 | 0x93, 0x65, 0x5E, 0x00, | |
1137 | 0xFC, 0xDE, 0xE8, 0x00, | |
1138 | 0x9D, 0x88, 0x91, 0x00, | |
1139 | 0xFF, 0xFF, 0xFF, 0x00, | |
1140 | 0xFF, 0xFF, 0xFF, 0x00, | |
1141 | 0xFF, 0xFF, 0xFF, 0x00, | |
1142 | 0x47, 0x48, 0x37, 0x00, | |
1143 | 0x7A, 0x5E, 0x55, 0x00, | |
1144 | 0xDF, 0xD0, 0xAB, 0x00, | |
1145 | 0xFF, 0xFB, 0xF9, 0x00, | |
1146 | 0xE8, 0xCA, 0xC5, 0x00, | |
1147 | 0x8A, 0x7C, 0x77, 0x00, | |
1148 | 0x00, 0x00, 0x00, 0x00 | |
1149 | ]; | |
1150 | const MOV_DEFAULT_PAL_8BIT: [u8; 256 * 4] = [ | |
1151 | 0xFF, 0xFF, 0xFF, 0x00, | |
1152 | 0xFF, 0xFF, 0xCC, 0x00, | |
1153 | 0xFF, 0xFF, 0x99, 0x00, | |
1154 | 0xFF, 0xFF, 0x66, 0x00, | |
1155 | 0xFF, 0xFF, 0x33, 0x00, | |
1156 | 0xFF, 0xFF, 0x00, 0x00, | |
1157 | 0xFF, 0xCC, 0xFF, 0x00, | |
1158 | 0xFF, 0xCC, 0xCC, 0x00, | |
1159 | 0xFF, 0xCC, 0x99, 0x00, | |
1160 | 0xFF, 0xCC, 0x66, 0x00, | |
1161 | 0xFF, 0xCC, 0x33, 0x00, | |
1162 | 0xFF, 0xCC, 0x00, 0x00, | |
1163 | 0xFF, 0x99, 0xFF, 0x00, | |
1164 | 0xFF, 0x99, 0xCC, 0x00, | |
1165 | 0xFF, 0x99, 0x99, 0x00, | |
1166 | 0xFF, 0x99, 0x66, 0x00, | |
1167 | 0xFF, 0x99, 0x33, 0x00, | |
1168 | 0xFF, 0x99, 0x00, 0x00, | |
1169 | 0xFF, 0x66, 0xFF, 0x00, | |
1170 | 0xFF, 0x66, 0xCC, 0x00, | |
1171 | 0xFF, 0x66, 0x99, 0x00, | |
1172 | 0xFF, 0x66, 0x66, 0x00, | |
1173 | 0xFF, 0x66, 0x33, 0x00, | |
1174 | 0xFF, 0x66, 0x00, 0x00, | |
1175 | 0xFF, 0x33, 0xFF, 0x00, | |
1176 | 0xFF, 0x33, 0xCC, 0x00, | |
1177 | 0xFF, 0x33, 0x99, 0x00, | |
1178 | 0xFF, 0x33, 0x66, 0x00, | |
1179 | 0xFF, 0x33, 0x33, 0x00, | |
1180 | 0xFF, 0x33, 0x00, 0x00, | |
1181 | 0xFF, 0x00, 0xFF, 0x00, | |
1182 | 0xFF, 0x00, 0xCC, 0x00, | |
1183 | 0xFF, 0x00, 0x99, 0x00, | |
1184 | 0xFF, 0x00, 0x66, 0x00, | |
1185 | 0xFF, 0x00, 0x33, 0x00, | |
1186 | 0xFF, 0x00, 0x00, 0x00, | |
1187 | 0xCC, 0xFF, 0xFF, 0x00, | |
1188 | 0xCC, 0xFF, 0xCC, 0x00, | |
1189 | 0xCC, 0xFF, 0x99, 0x00, | |
1190 | 0xCC, 0xFF, 0x66, 0x00, | |
1191 | 0xCC, 0xFF, 0x33, 0x00, | |
1192 | 0xCC, 0xFF, 0x00, 0x00, | |
1193 | 0xCC, 0xCC, 0xFF, 0x00, | |
1194 | 0xCC, 0xCC, 0xCC, 0x00, | |
1195 | 0xCC, 0xCC, 0x99, 0x00, | |
1196 | 0xCC, 0xCC, 0x66, 0x00, | |
1197 | 0xCC, 0xCC, 0x33, 0x00, | |
1198 | 0xCC, 0xCC, 0x00, 0x00, | |
1199 | 0xCC, 0x99, 0xFF, 0x00, | |
1200 | 0xCC, 0x99, 0xCC, 0x00, | |
1201 | 0xCC, 0x99, 0x99, 0x00, | |
1202 | 0xCC, 0x99, 0x66, 0x00, | |
1203 | 0xCC, 0x99, 0x33, 0x00, | |
1204 | 0xCC, 0x99, 0x00, 0x00, | |
1205 | 0xCC, 0x66, 0xFF, 0x00, | |
1206 | 0xCC, 0x66, 0xCC, 0x00, | |
1207 | 0xCC, 0x66, 0x99, 0x00, | |
1208 | 0xCC, 0x66, 0x66, 0x00, | |
1209 | 0xCC, 0x66, 0x33, 0x00, | |
1210 | 0xCC, 0x66, 0x00, 0x00, | |
1211 | 0xCC, 0x33, 0xFF, 0x00, | |
1212 | 0xCC, 0x33, 0xCC, 0x00, | |
1213 | 0xCC, 0x33, 0x99, 0x00, | |
1214 | 0xCC, 0x33, 0x66, 0x00, | |
1215 | 0xCC, 0x33, 0x33, 0x00, | |
1216 | 0xCC, 0x33, 0x00, 0x00, | |
1217 | 0xCC, 0x00, 0xFF, 0x00, | |
1218 | 0xCC, 0x00, 0xCC, 0x00, | |
1219 | 0xCC, 0x00, 0x99, 0x00, | |
1220 | 0xCC, 0x00, 0x66, 0x00, | |
1221 | 0xCC, 0x00, 0x33, 0x00, | |
1222 | 0xCC, 0x00, 0x00, 0x00, | |
1223 | 0x99, 0xFF, 0xFF, 0x00, | |
1224 | 0x99, 0xFF, 0xCC, 0x00, | |
1225 | 0x99, 0xFF, 0x99, 0x00, | |
1226 | 0x99, 0xFF, 0x66, 0x00, | |
1227 | 0x99, 0xFF, 0x33, 0x00, | |
1228 | 0x99, 0xFF, 0x00, 0x00, | |
1229 | 0x99, 0xCC, 0xFF, 0x00, | |
1230 | 0x99, 0xCC, 0xCC, 0x00, | |
1231 | 0x99, 0xCC, 0x99, 0x00, | |
1232 | 0x99, 0xCC, 0x66, 0x00, | |
1233 | 0x99, 0xCC, 0x33, 0x00, | |
1234 | 0x99, 0xCC, 0x00, 0x00, | |
1235 | 0x99, 0x99, 0xFF, 0x00, | |
1236 | 0x99, 0x99, 0xCC, 0x00, | |
1237 | 0x99, 0x99, 0x99, 0x00, | |
1238 | 0x99, 0x99, 0x66, 0x00, | |
1239 | 0x99, 0x99, 0x33, 0x00, | |
1240 | 0x99, 0x99, 0x00, 0x00, | |
1241 | 0x99, 0x66, 0xFF, 0x00, | |
1242 | 0x99, 0x66, 0xCC, 0x00, | |
1243 | 0x99, 0x66, 0x99, 0x00, | |
1244 | 0x99, 0x66, 0x66, 0x00, | |
1245 | 0x99, 0x66, 0x33, 0x00, | |
1246 | 0x99, 0x66, 0x00, 0x00, | |
1247 | 0x99, 0x33, 0xFF, 0x00, | |
1248 | 0x99, 0x33, 0xCC, 0x00, | |
1249 | 0x99, 0x33, 0x99, 0x00, | |
1250 | 0x99, 0x33, 0x66, 0x00, | |
1251 | 0x99, 0x33, 0x33, 0x00, | |
1252 | 0x99, 0x33, 0x00, 0x00, | |
1253 | 0x99, 0x00, 0xFF, 0x00, | |
1254 | 0x99, 0x00, 0xCC, 0x00, | |
1255 | 0x99, 0x00, 0x99, 0x00, | |
1256 | 0x99, 0x00, 0x66, 0x00, | |
1257 | 0x99, 0x00, 0x33, 0x00, | |
1258 | 0x99, 0x00, 0x00, 0x00, | |
1259 | 0x66, 0xFF, 0xFF, 0x00, | |
1260 | 0x66, 0xFF, 0xCC, 0x00, | |
1261 | 0x66, 0xFF, 0x99, 0x00, | |
1262 | 0x66, 0xFF, 0x66, 0x00, | |
1263 | 0x66, 0xFF, 0x33, 0x00, | |
1264 | 0x66, 0xFF, 0x00, 0x00, | |
1265 | 0x66, 0xCC, 0xFF, 0x00, | |
1266 | 0x66, 0xCC, 0xCC, 0x00, | |
1267 | 0x66, 0xCC, 0x99, 0x00, | |
1268 | 0x66, 0xCC, 0x66, 0x00, | |
1269 | 0x66, 0xCC, 0x33, 0x00, | |
1270 | 0x66, 0xCC, 0x00, 0x00, | |
1271 | 0x66, 0x99, 0xFF, 0x00, | |
1272 | 0x66, 0x99, 0xCC, 0x00, | |
1273 | 0x66, 0x99, 0x99, 0x00, | |
1274 | 0x66, 0x99, 0x66, 0x00, | |
1275 | 0x66, 0x99, 0x33, 0x00, | |
1276 | 0x66, 0x99, 0x00, 0x00, | |
1277 | 0x66, 0x66, 0xFF, 0x00, | |
1278 | 0x66, 0x66, 0xCC, 0x00, | |
1279 | 0x66, 0x66, 0x99, 0x00, | |
1280 | 0x66, 0x66, 0x66, 0x00, | |
1281 | 0x66, 0x66, 0x33, 0x00, | |
1282 | 0x66, 0x66, 0x00, 0x00, | |
1283 | 0x66, 0x33, 0xFF, 0x00, | |
1284 | 0x66, 0x33, 0xCC, 0x00, | |
1285 | 0x66, 0x33, 0x99, 0x00, | |
1286 | 0x66, 0x33, 0x66, 0x00, | |
1287 | 0x66, 0x33, 0x33, 0x00, | |
1288 | 0x66, 0x33, 0x00, 0x00, | |
1289 | 0x66, 0x00, 0xFF, 0x00, | |
1290 | 0x66, 0x00, 0xCC, 0x00, | |
1291 | 0x66, 0x00, 0x99, 0x00, | |
1292 | 0x66, 0x00, 0x66, 0x00, | |
1293 | 0x66, 0x00, 0x33, 0x00, | |
1294 | 0x66, 0x00, 0x00, 0x00, | |
1295 | 0x33, 0xFF, 0xFF, 0x00, | |
1296 | 0x33, 0xFF, 0xCC, 0x00, | |
1297 | 0x33, 0xFF, 0x99, 0x00, | |
1298 | 0x33, 0xFF, 0x66, 0x00, | |
1299 | 0x33, 0xFF, 0x33, 0x00, | |
1300 | 0x33, 0xFF, 0x00, 0x00, | |
1301 | 0x33, 0xCC, 0xFF, 0x00, | |
1302 | 0x33, 0xCC, 0xCC, 0x00, | |
1303 | 0x33, 0xCC, 0x99, 0x00, | |
1304 | 0x33, 0xCC, 0x66, 0x00, | |
1305 | 0x33, 0xCC, 0x33, 0x00, | |
1306 | 0x33, 0xCC, 0x00, 0x00, | |
1307 | 0x33, 0x99, 0xFF, 0x00, | |
1308 | 0x33, 0x99, 0xCC, 0x00, | |
1309 | 0x33, 0x99, 0x99, 0x00, | |
1310 | 0x33, 0x99, 0x66, 0x00, | |
1311 | 0x33, 0x99, 0x33, 0x00, | |
1312 | 0x33, 0x99, 0x00, 0x00, | |
1313 | 0x33, 0x66, 0xFF, 0x00, | |
1314 | 0x33, 0x66, 0xCC, 0x00, | |
1315 | 0x33, 0x66, 0x99, 0x00, | |
1316 | 0x33, 0x66, 0x66, 0x00, | |
1317 | 0x33, 0x66, 0x33, 0x00, | |
1318 | 0x33, 0x66, 0x00, 0x00, | |
1319 | 0x33, 0x33, 0xFF, 0x00, | |
1320 | 0x33, 0x33, 0xCC, 0x00, | |
1321 | 0x33, 0x33, 0x99, 0x00, | |
1322 | 0x33, 0x33, 0x66, 0x00, | |
1323 | 0x33, 0x33, 0x33, 0x00, | |
1324 | 0x33, 0x33, 0x00, 0x00, | |
1325 | 0x33, 0x00, 0xFF, 0x00, | |
1326 | 0x33, 0x00, 0xCC, 0x00, | |
1327 | 0x33, 0x00, 0x99, 0x00, | |
1328 | 0x33, 0x00, 0x66, 0x00, | |
1329 | 0x33, 0x00, 0x33, 0x00, | |
1330 | 0x33, 0x00, 0x00, 0x00, | |
1331 | 0x00, 0xFF, 0xFF, 0x00, | |
1332 | 0x00, 0xFF, 0xCC, 0x00, | |
1333 | 0x00, 0xFF, 0x99, 0x00, | |
1334 | 0x00, 0xFF, 0x66, 0x00, | |
1335 | 0x00, 0xFF, 0x33, 0x00, | |
1336 | 0x00, 0xFF, 0x00, 0x00, | |
1337 | 0x00, 0xCC, 0xFF, 0x00, | |
1338 | 0x00, 0xCC, 0xCC, 0x00, | |
1339 | 0x00, 0xCC, 0x99, 0x00, | |
1340 | 0x00, 0xCC, 0x66, 0x00, | |
1341 | 0x00, 0xCC, 0x33, 0x00, | |
1342 | 0x00, 0xCC, 0x00, 0x00, | |
1343 | 0x00, 0x99, 0xFF, 0x00, | |
1344 | 0x00, 0x99, 0xCC, 0x00, | |
1345 | 0x00, 0x99, 0x99, 0x00, | |
1346 | 0x00, 0x99, 0x66, 0x00, | |
1347 | 0x00, 0x99, 0x33, 0x00, | |
1348 | 0x00, 0x99, 0x00, 0x00, | |
1349 | 0x00, 0x66, 0xFF, 0x00, | |
1350 | 0x00, 0x66, 0xCC, 0x00, | |
1351 | 0x00, 0x66, 0x99, 0x00, | |
1352 | 0x00, 0x66, 0x66, 0x00, | |
1353 | 0x00, 0x66, 0x33, 0x00, | |
1354 | 0x00, 0x66, 0x00, 0x00, | |
1355 | 0x00, 0x33, 0xFF, 0x00, | |
1356 | 0x00, 0x33, 0xCC, 0x00, | |
1357 | 0x00, 0x33, 0x99, 0x00, | |
1358 | 0x00, 0x33, 0x66, 0x00, | |
1359 | 0x00, 0x33, 0x33, 0x00, | |
1360 | 0x00, 0x33, 0x00, 0x00, | |
1361 | 0x00, 0x00, 0xFF, 0x00, | |
1362 | 0x00, 0x00, 0xCC, 0x00, | |
1363 | 0x00, 0x00, 0x99, 0x00, | |
1364 | 0x00, 0x00, 0x66, 0x00, | |
1365 | 0x00, 0x00, 0x33, 0x00, | |
1366 | 0xEE, 0x00, 0x00, 0x00, | |
1367 | 0xDD, 0x00, 0x00, 0x00, | |
1368 | 0xBB, 0x00, 0x00, 0x00, | |
1369 | 0xAA, 0x00, 0x00, 0x00, | |
1370 | 0x88, 0x00, 0x00, 0x00, | |
1371 | 0x77, 0x00, 0x00, 0x00, | |
1372 | 0x55, 0x00, 0x00, 0x00, | |
1373 | 0x44, 0x00, 0x00, 0x00, | |
1374 | 0x22, 0x00, 0x00, 0x00, | |
1375 | 0x11, 0x00, 0x00, 0x00, | |
1376 | 0x00, 0xEE, 0x00, 0x00, | |
1377 | 0x00, 0xDD, 0x00, 0x00, | |
1378 | 0x00, 0xBB, 0x00, 0x00, | |
1379 | 0x00, 0xAA, 0x00, 0x00, | |
1380 | 0x00, 0x88, 0x00, 0x00, | |
1381 | 0x00, 0x77, 0x00, 0x00, | |
1382 | 0x00, 0x55, 0x00, 0x00, | |
1383 | 0x00, 0x44, 0x00, 0x00, | |
1384 | 0x00, 0x22, 0x00, 0x00, | |
1385 | 0x00, 0x11, 0x00, 0x00, | |
1386 | 0x00, 0x00, 0xEE, 0x00, | |
1387 | 0x00, 0x00, 0xDD, 0x00, | |
1388 | 0x00, 0x00, 0xBB, 0x00, | |
1389 | 0x00, 0x00, 0xAA, 0x00, | |
1390 | 0x00, 0x00, 0x88, 0x00, | |
1391 | 0x00, 0x00, 0x77, 0x00, | |
1392 | 0x00, 0x00, 0x55, 0x00, | |
1393 | 0x00, 0x00, 0x44, 0x00, | |
1394 | 0x00, 0x00, 0x22, 0x00, | |
1395 | 0x00, 0x00, 0x11, 0x00, | |
1396 | 0xEE, 0xEE, 0xEE, 0x00, | |
1397 | 0xDD, 0xDD, 0xDD, 0x00, | |
1398 | 0xBB, 0xBB, 0xBB, 0x00, | |
1399 | 0xAA, 0xAA, 0xAA, 0x00, | |
1400 | 0x88, 0x88, 0x88, 0x00, | |
1401 | 0x77, 0x77, 0x77, 0x00, | |
1402 | 0x55, 0x55, 0x55, 0x00, | |
1403 | 0x44, 0x44, 0x44, 0x00, | |
1404 | 0x22, 0x22, 0x22, 0x00, | |
1405 | 0x11, 0x11, 0x11, 0x00, | |
1406 | 0x00, 0x00, 0x00, 0x00 | |
1407 | ]; | |
1408 | ||
58309c73 KS |
1409 | #[cfg(test)] |
1410 | mod test { | |
1411 | use super::*; | |
1412 | use std::fs::File; | |
1413 | ||
1414 | #[test] | |
1415 | fn test_mov_demux() { | |
1416 | let mut file = File::open("assets/Indeo/cubes.mov").unwrap(); | |
1417 | let mut fr = FileReader::new_read(&mut file); | |
1418 | let mut br = ByteReader::new(&mut fr); | |
1419 | let mut dmx = MOVDemuxer::new(&mut br); | |
1420 | let mut sm = StreamManager::new(); | |
1421 | let mut si = SeekIndex::new(); | |
1422 | dmx.open(&mut sm, &mut si).unwrap(); | |
1423 | ||
1424 | loop { | |
1425 | let pktres = dmx.get_frame(&mut sm); | |
1426 | if let Err(e) = pktres { | |
1427 | if e == DemuxerError::EOF { break; } | |
1428 | panic!("error"); | |
1429 | } | |
1430 | let pkt = pktres.unwrap(); | |
1431 | println!("Got {}", pkt); | |
1432 | } | |
1433 | } | |
1434 | } |