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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 }, | |
0a0456a8 KS |
81 | RootChunkHandler { ctype: mktag!(b"moof"), parse: read_moof }, |
82 | RootChunkHandler { ctype: mktag!(b"sidx"), parse: read_sidx }, | |
58309c73 KS |
83 | ]; |
84 | ||
650d7bfb KS |
85 | fn print_cname(ctype: u32, size: u64, off: u64, depth: u8) { |
86 | for _ in 0..depth { print!(" "); } | |
87 | let tag = [(ctype >> 24) as u8, (ctype >> 16) as u8, (ctype >> 8) as u8, ctype as u8]; | |
88 | let mut printable = true; | |
89 | for &ch in tag.iter() { | |
90 | if ch < 0x20 || ch > 0x7F { | |
91 | printable = false; | |
92 | break; | |
93 | } | |
94 | } | |
95 | if printable { | |
96 | print!(" '{}{}{}{}'", tag[0] as char, tag[1] as char, tag[2] as char, tag[3] as char); | |
97 | } else { | |
98 | print!(" {:08X}", ctype); | |
99 | } | |
100 | println!(" size {} @ {:X}", size, off); | |
101 | } | |
102 | ||
58309c73 KS |
103 | macro_rules! read_chunk_list { |
104 | (root; $name: expr, $fname: ident, $handlers: ident) => { | |
105 | fn $fname(&mut self, strmgr: &mut StreamManager, size: u64) -> DemuxerResult<()> { | |
106 | self.depth += 1; | |
107 | validate!(self.depth < 32); | |
108 | let list_end = self.src.tell() + size; | |
109 | while self.src.tell() < list_end { | |
110 | let ret = read_chunk_header(&mut self.src); | |
111 | if ret.is_err() { break; } | |
112 | let (ctype, size) = ret.unwrap(); | |
650d7bfb KS |
113 | if self.print_chunks { |
114 | print_cname(ctype, size, self.src.tell(), self.depth as u8); | |
115 | } | |
58309c73 KS |
116 | if self.src.tell() + size > list_end { |
117 | break; | |
118 | } | |
119 | if IGNORED_CHUNKS.contains(&ctype) { | |
120 | self.src.skip64(size)?; | |
121 | continue; | |
122 | } | |
123 | let handler = $handlers.iter().find(|x| x.ctype == ctype); | |
124 | let read_size; | |
125 | if let Some(ref handler) = handler { | |
126 | read_size = (handler.parse)(self, strmgr, size)?; | |
127 | } else { | |
128 | println!("skipping unknown chunk {:08X} size {}", ctype, size); | |
129 | read_size = 0; | |
130 | } | |
131 | validate!(read_size <= size); | |
132 | self.src.skip64(size - read_size)?; | |
133 | } | |
134 | self.depth -= 1; | |
135 | validate!(self.src.tell() == list_end); | |
136 | Ok(()) | |
137 | } | |
138 | }; | |
139 | (track; $name: expr, $fname: ident, $handlers: ident) => { | |
140 | fn $fname(&mut self, br: &mut ByteReader, size: u64) -> DemuxerResult<()> { | |
141 | self.depth += 1; | |
142 | validate!(self.depth < 32); | |
143 | let list_end = br.tell() + size; | |
144 | while br.tell() < list_end { | |
145 | let ret = read_chunk_header(br); | |
146 | if ret.is_err() { break; } | |
147 | let (ctype, size) = ret.unwrap(); | |
650d7bfb KS |
148 | if self.print_chunks { |
149 | print_cname(ctype, size, br.tell(), self.depth + 1); | |
150 | } | |
58309c73 KS |
151 | if br.tell() + size > list_end { |
152 | break; | |
153 | } | |
154 | if IGNORED_CHUNKS.contains(&ctype) { | |
155 | br.skip64(size)?; | |
156 | continue; | |
157 | } | |
158 | let handler = $handlers.iter().find(|x| x.ctype == ctype); | |
159 | let read_size; | |
160 | if let Some(ref handler) = handler { | |
161 | read_size = (handler.parse)(self, br, size)?; | |
162 | } else { | |
163 | read_size = 0; | |
164 | } | |
165 | validate!(read_size <= size); | |
166 | br.skip64(size - read_size)?; | |
167 | } | |
168 | self.depth -= 1; | |
169 | validate!(br.tell() == list_end); | |
170 | Ok(()) | |
171 | } | |
172 | } | |
173 | } | |
174 | ||
175 | fn skip_chunk(_track: &mut Track, br: &mut ByteReader, size: u64) -> DemuxerResult<u64> { | |
176 | br.skip64(size)?; | |
177 | Ok(size) | |
178 | } | |
179 | ||
7e19285f KS |
180 | fn read_ftyp(dmx: &mut MOVDemuxer, _strmgr: &mut StreamManager, size: u64) -> DemuxerResult<u64> { |
181 | dmx.src.skip64(size)?; | |
182 | Ok(size) | |
183 | } | |
184 | ||
58309c73 KS |
185 | fn read_mdat(dmx: &mut MOVDemuxer, _strmgr: &mut StreamManager, size: u64) -> DemuxerResult<u64> { |
186 | dmx.mdat_pos = dmx.src.tell(); | |
187 | dmx.mdat_size = size; | |
188 | dmx.src.skip64(size)?; | |
189 | Ok(size) | |
190 | } | |
191 | ||
0a0456a8 KS |
192 | fn read_sidx(_dmx: &mut MOVDemuxer, _strmgr: &mut StreamManager, _size: u64) -> DemuxerResult<u64> { |
193 | Ok(0) | |
194 | } | |
195 | ||
58309c73 KS |
196 | fn read_moov(dmx: &mut MOVDemuxer, strmgr: &mut StreamManager, size: u64) -> DemuxerResult<u64> { |
197 | dmx.read_moov(strmgr, size)?; | |
198 | Ok(size) | |
199 | } | |
200 | ||
201 | const MOOV_CHUNK_HANDLERS: &[RootChunkHandler] = &[ | |
202 | RootChunkHandler { ctype: mktag!(b"mvhd"), parse: read_mvhd }, | |
fbf1f900 | 203 | RootChunkHandler { ctype: mktag!(b"cmov"), parse: read_cmov }, |
00333698 | 204 | RootChunkHandler { ctype: mktag!(b"ctab"), parse: read_ctab }, |
58309c73 | 205 | RootChunkHandler { ctype: mktag!(b"trak"), parse: read_trak }, |
7e19285f | 206 | RootChunkHandler { ctype: mktag!(b"meta"), parse: read_meta }, |
0a0456a8 | 207 | RootChunkHandler { ctype: mktag!(b"mvex"), parse: read_mvex }, |
554caf5d | 208 | RootChunkHandler { ctype: mktag!(b"iods"), parse: skip_chunk_mov }, |
58309c73 KS |
209 | ]; |
210 | ||
211 | fn read_mvhd(dmx: &mut MOVDemuxer, _strmgr: &mut StreamManager, size: u64) -> DemuxerResult<u64> { | |
212 | const KNOWN_MVHD_SIZE: u64 = 100; | |
213 | let br = &mut dmx.src; | |
214 | validate!(size >= KNOWN_MVHD_SIZE); | |
215 | let version = br.read_byte()?; | |
216 | validate!(version == 0); | |
217 | let _flags = br.read_u24be()?; | |
218 | let _ctime = br.read_u32be()?; | |
219 | let _mtime = br.read_u32be()?; | |
220 | let tscale = br.read_u32be()?; | |
221 | let duration = br.read_u32be()?; | |
222 | let _pref_rate = br.read_u32be()?; | |
223 | let _pref_volume = br.read_u16be()?; | |
224 | br.read_skip(10)?; | |
225 | br.read_skip(36)?; // matrix | |
226 | let _preview_time = br.read_u32be()?; | |
227 | let _preview_duration = br.read_u32be()?; | |
228 | let _poster_time = br.read_u32be()?; | |
229 | let _sel_time = br.read_u32be()?; | |
230 | let _sel_duration = br.read_u32be()?; | |
231 | let _cur_time = br.read_u32be()?; | |
232 | let _next_track_id = br.read_u32be()?; | |
233 | dmx.duration = duration; | |
234 | dmx.tb_den = tscale; | |
235 | ||
236 | Ok(KNOWN_MVHD_SIZE) | |
237 | } | |
238 | ||
fbf1f900 KS |
239 | fn read_cmov(dmx: &mut MOVDemuxer, strmgr: &mut StreamManager, size: u64) -> DemuxerResult<u64> { |
240 | let br = &mut dmx.src; | |
241 | validate!(size > 24); | |
242 | let dcom_size = br.read_u32be()?; | |
243 | let dcom_tag = br.read_tag()?; | |
244 | let compr_type = br.read_tag()?; | |
245 | validate!(&dcom_tag == b"dcom" && dcom_size == 12); | |
246 | if &compr_type != b"zlib" { | |
247 | return Err(DemuxerError::NotImplemented); | |
248 | } | |
249 | let cmvd_size = u64::from(br.read_u32be()?); | |
250 | let cmvd_tag = br.read_tag()?; | |
251 | validate!(&cmvd_tag == b"cmvd" && cmvd_size > 14 && cmvd_size == size - 12); | |
252 | let comp_size = (cmvd_size - 12) as usize; | |
253 | let uncomp_size = br.read_u32be()? as usize; | |
254 | validate!(uncomp_size > 8); | |
255 | let mut sbuf = vec![0; comp_size]; | |
256 | let mut dbuf = vec![0; uncomp_size]; | |
257 | br.read_buf(sbuf.as_mut_slice())?; | |
61a228ff | 258 | let ret = Inflate::uncompress(sbuf.as_slice(), dbuf.as_mut_slice()); |
fbf1f900 KS |
259 | if ret.is_err() { |
260 | return Err(DemuxerError::InvalidData); | |
261 | } | |
262 | let len = ret.unwrap(); | |
263 | validate!(len == uncomp_size); | |
264 | let mut mr = MemoryReader::new_read(dbuf.as_slice()); | |
265 | let mut br = ByteReader::new(&mut mr); | |
266 | let (ctype, csize) = read_chunk_header(&mut br)?; | |
267 | validate!(ctype == mktag!(b"moov")); | |
268 | let mut ddmx = MOVDemuxer::new(&mut br); | |
650d7bfb | 269 | ddmx.print_chunks = dmx.print_chunks; |
fbf1f900 KS |
270 | ddmx.read_moov(strmgr, csize)?; |
271 | std::mem::swap(&mut dmx.tracks, &mut ddmx.tracks); | |
272 | dmx.duration = ddmx.duration; | |
273 | dmx.tb_den = ddmx.tb_den; | |
274 | std::mem::swap(&mut dmx.pal, &mut ddmx.pal); | |
237cc1f9 | 275 | |
fbf1f900 KS |
276 | Ok(size) |
277 | } | |
278 | ||
00333698 | 279 | fn read_ctab(dmx: &mut MOVDemuxer, _strmgr: &mut StreamManager, size: u64) -> DemuxerResult<u64> { |
58cd51fa KS |
280 | let mut pal = [0; 1024]; |
281 | let size = read_palette(&mut dmx.src, size, &mut pal)?; | |
282 | dmx.pal = Some(Arc::new(pal)); | |
283 | Ok(size) | |
00333698 KS |
284 | } |
285 | ||
7e19285f KS |
286 | fn read_meta(dmx: &mut MOVDemuxer, _strmgr: &mut StreamManager, size: u64) -> DemuxerResult<u64> { |
287 | dmx.src.skip64(size)?; | |
288 | Ok(size) | |
289 | } | |
290 | ||
0a0456a8 KS |
291 | fn read_mvex(_dmx: &mut MOVDemuxer, _strmgr: &mut StreamManager, _size: u64) -> DemuxerResult<u64> { |
292 | Ok(0) | |
293 | } | |
294 | ||
554caf5d KS |
295 | fn skip_chunk_mov(_dmx: &mut MOVDemuxer, _strmgr: &mut StreamManager, _size: u64) -> DemuxerResult<u64> { |
296 | Ok(0) | |
297 | } | |
298 | ||
58309c73 KS |
299 | fn read_trak(dmx: &mut MOVDemuxer, strmgr: &mut StreamManager, size: u64) -> DemuxerResult<u64> { |
300 | let mut track = Track::new(dmx.cur_track as u32, dmx.tb_den); | |
650d7bfb | 301 | track.print_chunks = dmx.print_chunks; |
58309c73 KS |
302 | track.read_trak(&mut dmx.src, size)?; |
303 | validate!(track.tkhd_found && track.stsd_found); | |
304 | validate!(strmgr.get_stream_by_id(track.track_id).is_none()); | |
305 | dmx.cur_track += 1; | |
58309c73 KS |
306 | dmx.tracks.push(track); |
307 | Ok(size) | |
308 | } | |
309 | ||
0a0456a8 KS |
310 | fn read_moof(dmx: &mut MOVDemuxer, strmgr: &mut StreamManager, size: u64) -> DemuxerResult<u64> { |
311 | dmx.moof_off = dmx.src.tell() - 8; | |
312 | dmx.read_moof(strmgr, size)?; | |
313 | Ok(size) | |
314 | } | |
315 | ||
316 | const MOOF_CHUNK_HANDLERS: &[RootChunkHandler] = &[ | |
317 | RootChunkHandler { ctype: mktag!(b"mfhd"), parse: read_mfhd }, | |
318 | RootChunkHandler { ctype: mktag!(b"traf"), parse: read_traf }, | |
319 | RootChunkHandler { ctype: mktag!(b"meta"), parse: read_meta }, | |
320 | ]; | |
321 | ||
322 | fn read_mfhd(dmx: &mut MOVDemuxer, _strmgr: &mut StreamManager, size: u64) -> DemuxerResult<u64> { | |
323 | const KNOWN_MFHD_SIZE: u64 = 8; | |
324 | validate!(size >= KNOWN_MFHD_SIZE); | |
325 | let version = dmx.src.read_byte()?; | |
326 | validate!(version == 0); | |
327 | let flags = dmx.src.read_u24be()?; | |
328 | validate!(flags == 0); | |
329 | let _seq_no = dmx.src.read_u32be()?; | |
330 | ||
331 | Ok(KNOWN_MFHD_SIZE) | |
332 | } | |
333 | ||
334 | fn read_traf(dmx: &mut MOVDemuxer, _strmgr: &mut StreamManager, size: u64) -> DemuxerResult<u64> { | |
335 | let mut buf = [0u8; 16]; | |
336 | dmx.src.peek_buf(&mut buf)?; | |
337 | validate!(&buf[4..8] == b"tfhd"); | |
338 | let track_id = read_u32be(&buf[12..16])?; | |
339 | let mut track = None; | |
340 | for trk in dmx.tracks.iter_mut() { | |
341 | if trk.track_id == track_id { | |
342 | track = Some(trk); | |
343 | break; | |
344 | } | |
345 | } | |
346 | if let Some(track) = track { | |
347 | track.moof_off = dmx.moof_off; | |
348 | track.read_traf(&mut dmx.src, size)?; | |
349 | Ok(size) | |
350 | } else { | |
351 | Ok(0) | |
352 | } | |
353 | } | |
354 | ||
58309c73 KS |
355 | const TRAK_CHUNK_HANDLERS: &[TrackChunkHandler] = &[ |
356 | TrackChunkHandler { ctype: mktag!(b"clip"), parse: skip_chunk }, | |
357 | TrackChunkHandler { ctype: mktag!(b"matt"), parse: skip_chunk }, | |
358 | TrackChunkHandler { ctype: mktag!(b"edts"), parse: skip_chunk }, | |
359 | TrackChunkHandler { ctype: mktag!(b"tref"), parse: skip_chunk }, | |
360 | TrackChunkHandler { ctype: mktag!(b"load"), parse: skip_chunk }, | |
361 | TrackChunkHandler { ctype: mktag!(b"imap"), parse: skip_chunk }, | |
362 | TrackChunkHandler { ctype: mktag!(b"tkhd"), parse: read_tkhd }, | |
363 | TrackChunkHandler { ctype: mktag!(b"mdia"), parse: read_mdia }, | |
364 | ]; | |
365 | ||
366 | fn read_tkhd(track: &mut Track, br: &mut ByteReader, size: u64) -> DemuxerResult<u64> { | |
367 | const KNOWN_TKHD_SIZE: u64 = 84; | |
368 | validate!(size >= KNOWN_TKHD_SIZE); | |
369 | let version = br.read_byte()?; | |
370 | validate!(version == 0); | |
371 | let _flags = br.read_u24be()?; | |
372 | let _ctime = br.read_u32be()?; | |
373 | let _mtime = br.read_u32be()?; | |
374 | let track_id = br.read_u32be()?; | |
375 | br.read_skip(4)?; | |
a480a0de | 376 | let duration = br.read_u32be()?; |
58309c73 KS |
377 | br.read_skip(8)?; |
378 | let _layer = br.read_u16be()?; | |
379 | let _alt_group = br.read_u16be()?; | |
380 | let _volume = br.read_u16be()?; | |
381 | br.read_skip(2)?; | |
382 | br.read_skip(36)?; // matrix | |
383 | let width = br.read_u32be()? as usize; | |
384 | let height = br.read_u32be()? as usize; | |
385 | track.width = width >> 16; | |
386 | track.height = height >> 16; | |
387 | track.track_id = track_id; | |
a480a0de | 388 | track.duration = duration; |
58309c73 KS |
389 | |
390 | track.tkhd_found = true; | |
391 | Ok(KNOWN_TKHD_SIZE) | |
392 | } | |
393 | ||
394 | fn read_mdia(track: &mut Track, br: &mut ByteReader, size: u64) -> DemuxerResult<u64> { | |
395 | track.stream_type = StreamType::None; | |
396 | track.read_mdia(br, size)?; | |
397 | Ok(size) | |
398 | } | |
399 | ||
400 | const MDIA_CHUNK_HANDLERS: &[TrackChunkHandler] = &[ | |
079fff1d | 401 | TrackChunkHandler { ctype: mktag!(b"mdhd"), parse: read_mdhd }, |
58309c73 KS |
402 | TrackChunkHandler { ctype: mktag!(b"hdlr"), parse: read_hdlr }, |
403 | TrackChunkHandler { ctype: mktag!(b"minf"), parse: read_minf }, | |
404 | ]; | |
405 | ||
079fff1d KS |
406 | fn read_mdhd(track: &mut Track, br: &mut ByteReader, size: u64) -> DemuxerResult<u64> { |
407 | const KNOWN_MDHD_SIZE: u64 = 24; | |
408 | validate!(size >= KNOWN_MDHD_SIZE); | |
409 | let version = br.read_byte()?; | |
410 | validate!(version == 0); | |
411 | let flags = br.read_u24be()?; | |
412 | validate!(flags == 0); | |
413 | let _ctime = br.read_u32be()?; | |
414 | let _mtime = br.read_u32be()?; | |
415 | track.tb_den = br.read_u32be()?; | |
416 | validate!(track.tb_den != 0); | |
417 | track.duration = br.read_u32be()?; | |
418 | let _language = br.read_u16be()?; | |
419 | let _quality = br.read_u16be()?; | |
420 | ||
421 | Ok(KNOWN_MDHD_SIZE) | |
422 | } | |
423 | ||
58309c73 KS |
424 | fn read_hdlr(track: &mut Track, br: &mut ByteReader, size: u64) -> DemuxerResult<u64> { |
425 | const KNOWN_HDLR_SIZE: u64 = 24; | |
426 | validate!(size >= KNOWN_HDLR_SIZE); | |
427 | let version = br.read_byte()?; | |
428 | validate!(version == 0); | |
429 | let flags = br.read_u24be()?; | |
430 | validate!(flags == 0); | |
431 | let comp_type = br.read_u32be()?; | |
432 | let comp_subtype = br.read_u32be()?; | |
433 | let _comp_manufacturer = br.read_u32be()?; | |
434 | let _comp_flags = br.read_u32be()?; | |
435 | let _comp_flags_mask = br.read_u32be()?; | |
436 | ||
d4809976 | 437 | if comp_type == mktag!(b"mhlr") || comp_type == 0 { |
58309c73 KS |
438 | if comp_subtype == mktag!(b"vide") { |
439 | track.stream_type = StreamType::Video; | |
440 | } else if comp_subtype == mktag!(b"soun") { | |
441 | track.stream_type = StreamType::Audio; | |
442 | } else { | |
443 | track.stream_type = StreamType::Data; | |
444 | } | |
445 | } else if comp_type == mktag!(b"dhlr") { | |
446 | track.stream_type = StreamType::Data; | |
447 | } else { | |
448 | println!("Unknown stream type"); | |
449 | track.stream_type = StreamType::Data; | |
450 | } | |
c8db9313 | 451 | |
58309c73 KS |
452 | Ok(KNOWN_HDLR_SIZE) |
453 | } | |
454 | ||
455 | fn read_minf(track: &mut Track, br: &mut ByteReader, size: u64) -> DemuxerResult<u64> { | |
456 | track.read_minf(br, size)?; | |
457 | Ok(size) | |
458 | } | |
459 | ||
460 | const MINF_CHUNK_HANDLERS: &[TrackChunkHandler] = &[ | |
461 | TrackChunkHandler { ctype: mktag!(b"hdlr"), parse: skip_chunk }, | |
462 | TrackChunkHandler { ctype: mktag!(b"dinf"), parse: skip_chunk }, | |
463 | TrackChunkHandler { ctype: mktag!(b"vmhd"), parse: read_vmhd }, | |
464 | TrackChunkHandler { ctype: mktag!(b"smhd"), parse: read_smhd }, | |
465 | TrackChunkHandler { ctype: mktag!(b"gmhd"), parse: read_gmhd }, | |
466 | TrackChunkHandler { ctype: mktag!(b"gmin"), parse: read_gmin }, | |
467 | TrackChunkHandler { ctype: mktag!(b"stbl"), parse: read_stbl }, | |
468 | ]; | |
469 | ||
470 | fn read_vmhd(track: &mut Track, br: &mut ByteReader, size: u64) -> DemuxerResult<u64> { | |
471 | const KNOWN_VMHD_SIZE: u64 = 12; | |
472 | validate!(track.stream_type == StreamType::Video); | |
473 | validate!(size >= KNOWN_VMHD_SIZE); | |
474 | let version = br.read_byte()?; | |
475 | validate!(version == 0); | |
476 | let _flags = br.read_u24be()?; | |
477 | br.read_skip(2)?; // graphics mode | |
478 | br.read_skip(6)?; // opcolor | |
479 | Ok(KNOWN_VMHD_SIZE) | |
480 | } | |
481 | ||
482 | fn read_smhd(track: &mut Track, br: &mut ByteReader, size: u64) -> DemuxerResult<u64> { | |
483 | const KNOWN_SMHD_SIZE: u64 = 8; | |
484 | validate!(track.stream_type == StreamType::Audio); | |
485 | validate!(size >= KNOWN_SMHD_SIZE); | |
486 | let version = br.read_byte()?; | |
487 | validate!(version == 0); | |
488 | let _flags = br.read_u24be()?; | |
489 | br.read_skip(2)?; // balance | |
490 | br.read_skip(2)?; | |
491 | Ok(KNOWN_SMHD_SIZE) | |
492 | } | |
493 | ||
494 | fn read_gmhd(track: &mut Track, _br: &mut ByteReader, _size: u64) -> DemuxerResult<u64> { | |
495 | validate!(track.stream_type == StreamType::Data); | |
496 | Ok(0) | |
497 | } | |
498 | ||
499 | fn read_gmin(track: &mut Track, br: &mut ByteReader, size: u64) -> DemuxerResult<u64> { | |
500 | validate!(track.stream_type == StreamType::Data); | |
501 | const KNOWN_GMIN_SIZE: u64 = 16; | |
502 | validate!(size >= KNOWN_GMIN_SIZE); | |
503 | let version = br.read_byte()?; | |
504 | validate!(version == 0); | |
505 | let _flags = br.read_u24be()?; | |
506 | br.read_skip(2)?; // graphics mode | |
507 | br.read_skip(6)?; // opcolor | |
508 | br.read_skip(2)?; // balance | |
509 | br.read_skip(2)?; | |
510 | Ok(KNOWN_GMIN_SIZE) | |
511 | } | |
512 | ||
513 | fn read_stbl(track: &mut Track, br: &mut ByteReader, size: u64) -> DemuxerResult<u64> { | |
514 | track.read_stbl(br, size)?; | |
515 | Ok(size) | |
516 | } | |
517 | ||
518 | const STBL_CHUNK_HANDLERS: &[TrackChunkHandler] = &[ | |
519 | TrackChunkHandler { ctype: mktag!(b"stsd"), parse: read_stsd }, | |
bbbf86dd | 520 | TrackChunkHandler { ctype: mktag!(b"stts"), parse: read_stts }, |
58309c73 KS |
521 | TrackChunkHandler { ctype: mktag!(b"stss"), parse: read_stss }, |
522 | TrackChunkHandler { ctype: mktag!(b"stsc"), parse: read_stsc }, | |
523 | TrackChunkHandler { ctype: mktag!(b"stsz"), parse: read_stsz }, | |
524 | TrackChunkHandler { ctype: mktag!(b"stco"), parse: read_stco }, | |
525 | TrackChunkHandler { ctype: mktag!(b"stsh"), parse: skip_chunk }, | |
4e7deeda | 526 | TrackChunkHandler { ctype: mktag!(b"ctts"), parse: read_ctts }, |
58309c73 KS |
527 | ]; |
528 | ||
89b16ac8 KS |
529 | fn parse_audio_edata(br: &mut ByteReader, start_pos: u64, size: u64) -> DemuxerResult<Option<Vec<u8>>> { |
530 | let read_part = br.tell() - start_pos; | |
531 | if read_part + 8 < size { | |
9aa783a0 KS |
532 | let mut buf = [0; 8]; |
533 | br.peek_buf(&mut buf)?; | |
534 | if &buf[4..8] != b"wave" { | |
535 | let mut buf = vec![0; (size - read_part) as usize]; | |
536 | br.read_buf(&mut buf)?; | |
537 | return Ok(Some(buf)); | |
538 | } | |
539 | ||
89b16ac8 KS |
540 | let csize = br.read_u32be()? as u64; |
541 | let ctag = br.read_u32be()?; | |
542 | validate!(read_part + csize <= size); | |
543 | validate!(ctag == mktag!(b"wave")); | |
544 | if csize == 8 { | |
545 | return Ok(None); | |
546 | } | |
547 | let mut buf = [0; 8]; | |
548 | br.peek_buf(&mut buf)?; | |
549 | if &buf[4..8] == b"frma" { | |
550 | br.read_skip(12)?; | |
551 | if csize > 20 { | |
552 | let mut buf = vec![0; (csize - 20) as usize]; | |
553 | br.read_buf(&mut buf)?; | |
554 | Ok(Some(buf)) | |
555 | } else { | |
556 | Ok(None) | |
557 | } | |
558 | } else if csize > 8 { | |
559 | let mut buf = vec![0; (csize as usize) - 8]; | |
560 | br.read_buf(&mut buf)?; | |
561 | Ok(Some(buf)) | |
562 | } else { | |
563 | Ok(None) | |
564 | } | |
565 | } else { | |
566 | Ok(None) | |
567 | } | |
568 | } | |
569 | ||
58309c73 KS |
570 | fn read_stsd(track: &mut Track, br: &mut ByteReader, size: u64) -> DemuxerResult<u64> { |
571 | const KNOWN_STSD_SIZE: u64 = 24; | |
572 | validate!(size >= KNOWN_STSD_SIZE); | |
573 | let start_pos = br.tell(); | |
574 | let version = br.read_byte()?; | |
575 | validate!(version == 0); | |
576 | let _flags = br.read_u24be()?; | |
577 | let entries = br.read_u32be()?; | |
578 | validate!(entries > 0); | |
61cab15b | 579 | let esize = u64::from(br.read_u32be()?); |
58309c73 KS |
580 | validate!(esize + 8 <= size); |
581 | let mut fcc = [0u8; 4]; | |
582 | br.read_buf(&mut fcc)?; | |
583 | br.read_skip(6)?; | |
584 | let _data_ref = br.read_u16be()?; | |
585 | ||
586 | track.fcc = fcc; | |
587 | ||
588 | let codec_info; | |
589 | match track.stream_type { | |
590 | StreamType::Video => { | |
591 | let _ver = br.read_u16be()?; | |
592 | let _revision = br.read_u16le()?; | |
593 | let _vendor = br.read_u32be()?; | |
594 | let _temp_quality = br.read_u32be()?; | |
595 | let _spat_quality = br.read_u32be()?; | |
596 | let width = br.read_u16be()? as usize; | |
597 | let height = br.read_u16be()? as usize; | |
598 | let _hor_res = br.read_u32be()?; | |
599 | let _vert_res = br.read_u32be()?; | |
600 | let data_size = br.read_u32be()?; | |
601 | validate!(data_size == 0); | |
602 | let _frame_count = br.read_u16be()? as usize; | |
603 | let _cname_len = br.read_byte()? as usize; | |
604 | br.read_skip(31)?; // actual compressor name | |
605 | let depth = br.read_u16be()?; | |
606 | let ctable_id = br.read_u16be()?; | |
8019c866 KS |
607 | let grayscale = depth > 0x20 || depth == 1; |
608 | let depth = if grayscale { depth & 0x1F } else { depth }; | |
609 | validate!(depth <= 8 || (ctable_id == 0xFFFF)); | |
58309c73 | 610 | if ctable_id == 0 { |
00333698 | 611 | let max_pal_size = start_pos + size - br.tell(); |
58cd51fa KS |
612 | let mut pal = [0; 1024]; |
613 | read_palette(br, max_pal_size, &mut pal)?; | |
614 | track.pal = Some(Arc::new(pal)); | |
8019c866 | 615 | } else if (depth <= 8) && !grayscale { |
2736c15a KS |
616 | match depth & 0x1F { |
617 | 2 => { | |
618 | let mut pal = [0; 1024]; | |
619 | (&mut pal[..4 * 4]).copy_from_slice(&MOV_DEFAULT_PAL_2BIT); | |
620 | track.pal = Some(Arc::new(pal)); | |
621 | }, | |
622 | 4 => { | |
623 | let mut pal = [0; 1024]; | |
624 | (&mut pal[..16 * 4]).copy_from_slice(&MOV_DEFAULT_PAL_4BIT); | |
625 | track.pal = Some(Arc::new(pal)); | |
626 | }, | |
627 | 8 => { | |
628 | track.pal = Some(Arc::new(MOV_DEFAULT_PAL_8BIT)); | |
629 | }, | |
630 | _ => {}, | |
631 | }; | |
2949bcfa | 632 | } else if grayscale && ctable_id != 0xFFFF { |
2736c15a KS |
633 | let mut pal = [0; 1024]; |
634 | let cdepth = depth & 0x1F; | |
635 | let size = 1 << cdepth; | |
636 | for i in 0..size { | |
8019c866 | 637 | let mut clr = ((size - 1 - i) as u8) << (8 - cdepth); |
2736c15a KS |
638 | let mut off = 8 - cdepth; |
639 | while off >= cdepth { | |
640 | clr |= clr >> (8 - off); | |
641 | off -= cdepth; | |
642 | } | |
643 | if off > 0 { | |
644 | clr |= clr >> (8 - off); | |
645 | } | |
646 | pal[i * 4] = clr; | |
647 | pal[i * 4 + 1] = clr; | |
648 | pal[i * 4 + 2] = clr; | |
649 | } | |
650 | track.pal = Some(Arc::new(pal)); | |
58309c73 KS |
651 | } |
652 | // todo other atoms, put as extradata | |
653 | let cname = if let Some(name) = find_codec_from_mov_video_fourcc(&fcc) { | |
654 | name | |
655 | } else if let Some(name) = find_codec_from_avi_fourcc(&fcc) { | |
656 | name | |
657 | } else { | |
658 | "unknown" | |
659 | }; | |
660 | let format = if depth > 8 { RGB24_FORMAT } else { PAL8_FORMAT }; | |
8019c866 KS |
661 | let mut vhdr = NAVideoInfo::new(width, height, false, format); |
662 | vhdr.bits = depth as u8; | |
b9862e98 KS |
663 | //skip various common atoms |
664 | while br.tell() - start_pos + 4 < size { | |
665 | let mut buf = [0u8; 8]; | |
666 | br.peek_buf(&mut buf)?; | |
667 | let tsize = read_u32be(&buf).unwrap() as usize; | |
668 | let tag = &buf[4..8]; | |
669 | validate!(tsize >= 8); | |
670 | match tag { | |
671 | b"pasp" | b"clap" => { | |
672 | br.read_skip(tsize)?; | |
673 | }, | |
674 | _ => break, | |
675 | }; | |
676 | } | |
61cab15b | 677 | let edata = if br.tell() - start_pos + 4 < size { |
61cab15b | 678 | let edata_size = br.read_u32be()? as usize; |
d341f57a KS |
679 | validate!(edata_size >= 4); |
680 | let mut buf = vec![0; edata_size - 4]; | |
58309c73 | 681 | br.read_buf(buf.as_mut_slice())?; |
61cab15b KS |
682 | Some(buf) |
683 | } else { | |
684 | None | |
685 | }; | |
58309c73 KS |
686 | codec_info = NACodecInfo::new(cname, NACodecTypeInfo::Video(vhdr), edata); |
687 | }, | |
688 | StreamType::Audio => { | |
89b16ac8 | 689 | let sver = br.read_u16be()?; |
58309c73 KS |
690 | let _revision = br.read_u16le()?; |
691 | let _vendor = br.read_u32be()?; | |
9559c2c8 KS |
692 | let mut nchannels = br.read_u16be()?; |
693 | if sver != 2 { | |
694 | validate!(nchannels <= 64); | |
695 | } | |
58309c73 KS |
696 | let sample_size = br.read_u16be()?; |
697 | validate!(sample_size <= 128); | |
698 | let _compr_id = br.read_u16be()?; | |
699 | let packet_size = br.read_u16be()? as usize; | |
700 | validate!(packet_size == 0); | |
9559c2c8 KS |
701 | let mut sample_rate = br.read_u32be()? >> 16; |
702 | if sver != 2 { | |
703 | validate!(sample_rate > 0); | |
704 | } | |
58309c73 KS |
705 | let cname = if let Some(name) = find_codec_from_mov_audio_fourcc(&fcc) { |
706 | name | |
707 | } 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]))) { | |
708 | name | |
709 | } else { | |
710 | "unknown" | |
711 | }; | |
e5d3fef5 KS |
712 | let mut soniton = NASoniton::new(sample_size as u8, SONITON_FLAG_SIGNED | SONITON_FLAG_BE); |
713 | if &fcc == b"raw " && sample_size == 8 { | |
714 | soniton.signed = false; | |
715 | } | |
58309c73 | 716 | let block_align = 1; |
9559c2c8 KS |
717 | match sver { |
718 | 1 => { | |
719 | let samples_per_packet = br.read_u32be()?; | |
720 | let _bytes_per_packet = br.read_u32be()?; | |
721 | let bytes_per_frame = br.read_u32be()?; | |
722 | let _bytes_per_sample = br.read_u32be()?; | |
723 | track.bsize = bytes_per_frame as usize; | |
724 | track.frame_samples = samples_per_packet as usize; | |
725 | track.tb_num = samples_per_packet; | |
726 | }, | |
727 | 2 => { | |
728 | br.read_u32be()?; // some size | |
729 | let srate = br.read_f64be()?; | |
730 | validate!(srate > 1.0); | |
731 | sample_rate = srate as u32; | |
732 | let channels = br.read_u32be()?; | |
733 | validate!(channels > 0 && channels < 255); | |
734 | nchannels = channels as u16; | |
735 | br.read_u32be()?; // always 0x7F000000 | |
736 | let _bits_per_csample = br.read_u32be()?; | |
737 | let _codec_flags = br.read_u32be()?; | |
738 | let bytes_per_frame = br.read_u32be()?; | |
739 | let samples_per_packet = br.read_u32be()?; | |
740 | track.bsize = bytes_per_frame as usize; | |
741 | track.frame_samples = samples_per_packet as usize; | |
742 | track.tb_num = samples_per_packet; | |
743 | }, | |
744 | _ => { | |
745 | track.bsize = (sample_size / 8) as usize; | |
746 | }, | |
747 | }; | |
748 | track.tb_den = sample_rate; | |
7afec34d KS |
749 | track.raw_audio = match &fcc { |
750 | b"NONE" | b"raw " | b"twos" | b"sowt" | | |
751 | b"in24" | b"in32" | b"fl32" | b"fl64" | | |
752 | b"ima4" | b"ms\x00\x02" | b"ms\x00\x21" | | |
753 | b"alaw" | b"ulaw" | | |
754 | b"MAC3" | b"MAC6" => true, | |
755 | _ => false, | |
756 | }; | |
9559c2c8 | 757 | let ahdr = NAAudioInfo::new(sample_rate, nchannels as u8, soniton, block_align); |
89b16ac8 | 758 | let edata = parse_audio_edata(br, start_pos, size)?; |
58309c73 KS |
759 | codec_info = NACodecInfo::new(cname, NACodecTypeInfo::Audio(ahdr), edata); |
760 | track.channels = nchannels as usize; | |
761 | track.bits = sample_size as usize; | |
762 | }, | |
763 | StreamType::None => { | |
764 | return Err(DemuxerError::InvalidData); | |
765 | }, | |
766 | _ => { | |
767 | //todo put it all into extradata | |
768 | let edata = None; | |
769 | codec_info = NACodecInfo::new("unknown", NACodecTypeInfo::None, edata); | |
770 | }, | |
771 | }; | |
772 | let read_size = br.tell() - start_pos; | |
773 | validate!(read_size <= size); | |
7afec34d | 774 | track.stream = Some(NAStream::new(track.stream_type, track.track_no, codec_info, track.tb_num, track.tb_den, u64::from(track.duration))); |
58309c73 KS |
775 | track.stsd_found = true; |
776 | Ok(read_size) | |
777 | } | |
778 | ||
bbbf86dd | 779 | fn read_stts(track: &mut Track, br: &mut ByteReader, size: u64) -> DemuxerResult<u64> { |
d4809976 | 780 | validate!(size >= 8); |
bbbf86dd KS |
781 | let start_pos = br.tell(); |
782 | let version = br.read_byte()?; | |
783 | validate!(version == 0); | |
784 | let _flags = br.read_u24be()?; | |
785 | let entries = br.read_u32be()? as usize; | |
786 | validate!(entries as u64 <= (size - 8) / 8); | |
d4809976 KS |
787 | if entries == 0 { |
788 | } else if entries == 1 { | |
bbbf86dd KS |
789 | let _count = br.read_u32be()?; |
790 | let tb_num = br.read_u32be()?; | |
4e7deeda | 791 | validate!(tb_num != 0); |
0a0456a8 | 792 | track.rescale(tb_num); |
bbbf86dd KS |
793 | } else { |
794 | track.time_to_sample.truncate(0); | |
795 | track.time_to_sample.reserve(entries); | |
796 | for _ in 0..entries { | |
797 | let count = br.read_u32be()?; | |
798 | let mult = br.read_u32be()?; | |
799 | track.time_to_sample.push((count, mult)); | |
800 | } | |
801 | } | |
802 | let read_size = br.tell() - start_pos; | |
803 | validate!(read_size <= size); | |
804 | Ok(read_size) | |
805 | } | |
806 | ||
58309c73 KS |
807 | fn read_stss(track: &mut Track, br: &mut ByteReader, size: u64) -> DemuxerResult<u64> { |
808 | let version = br.read_byte()?; | |
809 | validate!(version == 0); | |
810 | let _flags = br.read_u24be()?; | |
811 | let entries = br.read_u32be()? as usize; | |
812 | validate!(entries < ((std::u32::MAX >> 2) - 8) as usize); | |
813 | validate!((entries * 4 + 8) as u64 == size); | |
814 | track.keyframes = Vec::with_capacity(entries); | |
815 | let mut last_sample_no = 0; | |
816 | for _ in 0..entries { | |
817 | let sample_no = br.read_u32be()?; | |
818 | validate!(sample_no > last_sample_no); | |
819 | track.keyframes.push(sample_no); | |
820 | last_sample_no = sample_no; | |
821 | } | |
822 | Ok(size) | |
823 | } | |
824 | ||
825 | fn read_stsc(track: &mut Track, br: &mut ByteReader, size: u64) -> DemuxerResult<u64> { | |
826 | let version = br.read_byte()?; | |
827 | validate!(version == 0); | |
828 | let _flags = br.read_u24be()?; | |
829 | let entries = br.read_u32be()? as usize; | |
830 | validate!(entries < ((std::u32::MAX / 12) - 8) as usize); | |
831 | validate!((entries * 12 + 8) as u64 == size); | |
832 | track.sample_map = Vec::with_capacity(entries); | |
833 | let mut last_sample_no = 0; | |
834 | for _i in 0..entries { | |
835 | let sample_no = br.read_u32be()?; | |
836 | validate!(sample_no > last_sample_no); | |
837 | let nsamples = br.read_u32be()?; | |
838 | let _sample_desc = br.read_u32be()?; | |
839 | track.sample_map.push((sample_no, nsamples)); | |
840 | last_sample_no = sample_no; | |
841 | } | |
842 | Ok(size) | |
843 | } | |
844 | ||
845 | fn read_stsz(track: &mut Track, br: &mut ByteReader, size: u64) -> DemuxerResult<u64> { | |
846 | let version = br.read_byte()?; | |
847 | validate!(version == 0); | |
848 | let _flags = br.read_u24be()?; | |
849 | let sample_size = br.read_u32be()?; | |
850 | if sample_size != 0 { | |
851 | track.sample_size = sample_size; | |
9efec4ed KS |
852 | if track.sample_size != 1 || track.bsize == 0 { |
853 | track.bsize = sample_size as usize; | |
854 | } | |
58309c73 KS |
855 | Ok(8) |
856 | } else { | |
857 | let entries = br.read_u32be()? as usize; | |
858 | validate!((entries * 4 + 12) as u64 == size); | |
859 | track.chunk_sizes = Vec::with_capacity(entries); | |
860 | for _ in 0..entries { | |
861 | let sample_size = br.read_u32be()?; | |
862 | track.chunk_sizes.push(sample_size); | |
863 | } | |
864 | Ok(size) | |
865 | } | |
866 | } | |
867 | ||
868 | fn read_stco(track: &mut Track, br: &mut ByteReader, size: u64) -> DemuxerResult<u64> { | |
869 | let version = br.read_byte()?; | |
870 | validate!(version == 0); | |
871 | let _flags = br.read_u24be()?; | |
872 | let entries = br.read_u32be()? as usize; | |
873 | validate!((entries * 4 + 8) as u64 == size); | |
874 | track.chunk_offsets = Vec::with_capacity(entries); | |
875 | for _i in 0..entries { | |
876 | let sample_offset = br.read_u32be()?; | |
877 | track.chunk_offsets.push(u64::from(sample_offset)); | |
878 | } | |
879 | Ok(size) | |
880 | } | |
881 | ||
4e7deeda KS |
882 | fn read_ctts(track: &mut Track, br: &mut ByteReader, size: u64) -> DemuxerResult<u64> { |
883 | validate!(size >= 8); | |
884 | let version = br.read_byte()?; | |
885 | let _flags = br.read_u24be()?; | |
886 | if version > 1 { | |
887 | return Err(DemuxerError::NotImplemented); | |
888 | } | |
889 | let entries = br.read_u32be()? as usize; | |
890 | track.ctts_version = version; | |
891 | track.ctts_map.resize(entries); | |
892 | match version { | |
893 | 0 | 1 => { | |
894 | validate!(size == (entries as u64) * 8 + 8); | |
895 | for _ in 0..entries { | |
896 | let samp_count = br.read_u32be()?; | |
897 | let samp_offset = br.read_u32be()?; | |
898 | track.ctts_map.add(samp_count, samp_offset / track.tb_div); | |
899 | } | |
900 | }, | |
901 | _ => unreachable!(), | |
902 | }; | |
903 | track.ctts_map.reset(); | |
904 | ||
905 | Ok(size) | |
906 | } | |
907 | ||
0a0456a8 KS |
908 | const TRAF_CHUNK_HANDLERS: &[TrackChunkHandler] = &[ |
909 | TrackChunkHandler { ctype: mktag!(b"tfhd"), parse: read_tfhd }, | |
910 | TrackChunkHandler { ctype: mktag!(b"trun"), parse: read_trun }, | |
911 | TrackChunkHandler { ctype: mktag!(b"sbgp"), parse: skip_chunk }, | |
912 | TrackChunkHandler { ctype: mktag!(b"sgpd"), parse: skip_chunk }, | |
913 | TrackChunkHandler { ctype: mktag!(b"subs"), parse: skip_chunk }, | |
914 | TrackChunkHandler { ctype: mktag!(b"saiz"), parse: skip_chunk }, | |
915 | TrackChunkHandler { ctype: mktag!(b"saio"), parse: skip_chunk }, | |
916 | TrackChunkHandler { ctype: mktag!(b"tfdt"), parse: skip_chunk }, | |
917 | TrackChunkHandler { ctype: mktag!(b"meta"), parse: skip_chunk }, | |
918 | ]; | |
919 | ||
920 | fn read_tfhd(track: &mut Track, br: &mut ByteReader, size: u64) -> DemuxerResult<u64> { | |
921 | validate!(size >= 8); | |
922 | let start = br.tell(); | |
923 | let _version = br.read_byte()?; | |
924 | let flags = br.read_u24be()?; | |
925 | let _track_id = br.read_u32be()?; | |
926 | if (flags & 0x000001) != 0 { | |
927 | let base_offset = br.read_u64be()?; | |
928 | track.moof_off = base_offset; | |
929 | } | |
930 | if (flags & 0x000002) != 0 { | |
931 | let _sample_description_index = br.read_u32be()?; | |
932 | } | |
933 | if (flags & 0x000008) != 0 { | |
934 | let default_sample_duration = br.read_u32be()?; | |
935 | if track.tb_div == 1 { | |
936 | track.rescale(default_sample_duration); | |
937 | } | |
938 | } | |
939 | if (flags & 0x000010) != 0 { | |
940 | let _default_sample_size = br.read_u32be()?; | |
941 | } | |
942 | if (flags & 0x000020) != 0 { | |
943 | let _default_sample_flags = br.read_u32be()?; | |
944 | } | |
945 | if (flags & 0x010000) != 0 { | |
946 | } | |
947 | /*if (flags & 0x020000) != 0 { // base offset is moof start | |
948 | }*/ | |
949 | Ok(br.tell() - start) | |
950 | } | |
951 | ||
952 | fn read_trun(track: &mut Track, br: &mut ByteReader, size: u64) -> DemuxerResult<u64> { | |
953 | validate!(size >= 8); | |
954 | let version = br.read_byte()?; | |
955 | let flags = br.read_u24be()?; | |
956 | let data_off_present = (flags & 0x000001) != 0; | |
957 | let first_sample_flags = (flags & 0x000004) != 0; | |
958 | let sample_duration_present = (flags & 0x000100) != 0; | |
959 | let sample_size_present = (flags & 0x000200) != 0; | |
960 | let sample_flags_present = (flags & 0x000400) != 0; | |
961 | let sample_ct_off_present = (flags & 0x000800) != 0; | |
962 | ||
963 | let sample_count = br.read_u32be()? as usize; | |
964 | ||
965 | let mut hdr_size = 8; | |
966 | let mut arr_size = 0; | |
967 | if data_off_present { | |
968 | hdr_size += 4; | |
969 | } | |
970 | if first_sample_flags { | |
971 | hdr_size += 4; | |
972 | } | |
973 | if sample_duration_present { | |
974 | arr_size += 4; | |
975 | } | |
976 | if sample_size_present { | |
977 | arr_size += 4; | |
978 | } | |
979 | if sample_flags_present { | |
980 | arr_size += 4; | |
981 | } | |
982 | if sample_ct_off_present { | |
983 | arr_size += 4; | |
984 | } | |
985 | validate!(size == hdr_size + arr_size * (sample_count as u64)); | |
986 | ||
987 | let mut data_off = if data_off_present { | |
988 | let off = br.read_u32be()? as i32; | |
989 | let new_off = (track.moof_off as i64) + i64::from(off); | |
990 | validate!(new_off > 0); | |
991 | new_off as u64 | |
992 | } else { | |
993 | track.moof_off | |
994 | }; | |
995 | if first_sample_flags { | |
996 | let _flags = br.read_u32be()?; | |
997 | } | |
998 | ||
999 | if sample_size_present { | |
1000 | track.chunk_sizes.reserve(sample_count); | |
1001 | track.chunk_offsets.reserve(sample_count); | |
1002 | } | |
1003 | ||
1004 | if sample_ct_off_present { | |
1005 | if track.ctts_version != version { | |
1006 | track.ctts_version = version; | |
1007 | } | |
1008 | track.ctts_map.reserve(sample_count); | |
1009 | } | |
1010 | ||
6bb26927 KS |
1011 | if track.chunk_offsets.len() < (std::u32::MAX as usize) { |
1012 | track.keyframes.push((track.chunk_offsets.len() + 1) as u32); | |
1013 | } | |
0a0456a8 KS |
1014 | for _ in 0..sample_count { |
1015 | if sample_duration_present { | |
1016 | let _duration = br.read_u32be()?; | |
1017 | } | |
1018 | if sample_size_present { | |
1019 | let ssize = br.read_u32be()?; | |
1020 | track.chunk_sizes.push(ssize); | |
1021 | track.chunk_offsets.push(data_off); | |
1022 | data_off += u64::from(ssize); | |
1023 | } | |
1024 | if sample_flags_present { | |
1025 | let _flags = br.read_u32be()?; | |
1026 | } | |
1027 | if sample_ct_off_present { | |
1028 | let samp_offset = br.read_u32be()?; | |
1029 | if version == 0 { | |
1030 | track.ctts_map.add(1, samp_offset / track.tb_div); | |
1031 | } else { | |
1032 | track.ctts_map.add(1, ((samp_offset as i32) / (track.tb_div as i32)) as u32); | |
1033 | } | |
1034 | } | |
1035 | } | |
1036 | ||
1037 | Ok(size) | |
1038 | } | |
1039 | ||
58309c73 KS |
1040 | struct MOVDemuxer<'a> { |
1041 | src: &'a mut ByteReader<'a>, | |
1042 | depth: usize, | |
1043 | mdat_pos: u64, | |
1044 | mdat_size: u64, | |
1045 | tracks: Vec<Track>, | |
1046 | cur_track: usize, | |
1047 | tb_den: u32, | |
1048 | duration: u32, | |
58cd51fa | 1049 | pal: Option<Arc<[u8; 1024]>>, |
650d7bfb | 1050 | |
0a0456a8 KS |
1051 | moof_off: u64, |
1052 | ||
650d7bfb | 1053 | print_chunks: bool, |
58309c73 KS |
1054 | } |
1055 | ||
1056 | struct Track { | |
1057 | track_id: u32, | |
1058 | track_str_id: usize, | |
1059 | track_no: u32, | |
bbbf86dd | 1060 | tb_num: u32, |
58309c73 | 1061 | tb_den: u32, |
4e7deeda | 1062 | tb_div: u32, |
7afec34d KS |
1063 | raw_audio: bool, |
1064 | raw_apos: u64, | |
a480a0de | 1065 | duration: u32, |
58309c73 KS |
1066 | depth: u8, |
1067 | tkhd_found: bool, | |
1068 | stsd_found: bool, | |
1069 | stream_type: StreamType, | |
1070 | width: usize, | |
1071 | height: usize, | |
1072 | channels: usize, | |
1073 | bits: usize, | |
9efec4ed | 1074 | bsize: usize, |
58309c73 KS |
1075 | fcc: [u8; 4], |
1076 | keyframes: Vec<u32>, | |
1077 | chunk_sizes: Vec<u32>, | |
1078 | chunk_offsets: Vec<u64>, | |
bbbf86dd | 1079 | time_to_sample: Vec<(u32, u32)>, |
58309c73 KS |
1080 | sample_map: Vec<(u32, u32)>, |
1081 | sample_size: u32, | |
b0e12d42 | 1082 | frame_samples: usize, |
4e7deeda KS |
1083 | ctts_map: RLESearcher<u32>, |
1084 | ctts_version: u8, | |
58309c73 KS |
1085 | stream: Option<NAStream>, |
1086 | cur_chunk: usize, | |
1087 | cur_sample: usize, | |
07972bf3 | 1088 | cur_ts: Option<u64>, |
58309c73 KS |
1089 | samples_left: usize, |
1090 | last_offset: u64, | |
58cd51fa | 1091 | pal: Option<Arc<[u8; 1024]>>, |
bbbf86dd | 1092 | timesearch: TimeSearcher, |
650d7bfb | 1093 | |
0a0456a8 KS |
1094 | moof_off: u64, |
1095 | ||
650d7bfb | 1096 | print_chunks: bool, |
bbbf86dd KS |
1097 | } |
1098 | ||
1099 | #[derive(Default)] | |
1100 | struct TimeSearcher { | |
1101 | idx: usize, | |
1102 | base: u64, | |
1103 | sbase: u32, | |
1104 | cur_len: u32, | |
1105 | cur_mul: u32, | |
1106 | } | |
1107 | ||
1108 | impl TimeSearcher { | |
1109 | fn new() -> Self { Self::default() } | |
1110 | fn reset(&mut self) { | |
1111 | *self = Self::default(); | |
1112 | } | |
b7c882c1 | 1113 | fn map_time(&mut self, sample: u32, tts: &[(u32, u32)]) -> u64 { |
bbbf86dd KS |
1114 | if tts.is_empty() { |
1115 | u64::from(sample) | |
1116 | } else if sample >= self.sbase { | |
1117 | let mut sample = sample - self.sbase; | |
1118 | if self.idx == 0 { | |
1119 | let (cur_len, cur_mul) = tts[0]; | |
1120 | self.cur_len = cur_len; | |
1121 | self.cur_mul = cur_mul; | |
1122 | self.idx += 1; | |
1123 | } | |
1124 | while self.idx < tts.len() && sample > self.cur_len { | |
1125 | sample -= self.cur_len; | |
1126 | self.sbase += self.cur_len; | |
1127 | self.base += u64::from(self.cur_len) * u64::from(self.cur_mul); | |
1128 | self.cur_len = tts[self.idx].0; | |
1129 | self.cur_mul = tts[self.idx].1; | |
1130 | self.idx += 1; | |
1131 | } | |
1132 | self.base + u64::from(sample) * u64::from(self.cur_mul) | |
1133 | } else { | |
1134 | self.reset(); | |
1135 | self.map_time(sample, tts) | |
1136 | } | |
1137 | } | |
58309c73 KS |
1138 | } |
1139 | ||
4e7deeda KS |
1140 | #[derive(Default)] |
1141 | struct RLESearcher<T> { | |
1142 | array: Vec<(u32, T)>, | |
1143 | idx: usize, | |
1144 | start: u64, | |
1145 | next: u64, | |
1146 | } | |
1147 | ||
1148 | impl<T:Default+Copy> RLESearcher<T> { | |
1149 | fn new() -> Self { Self::default() } | |
1150 | fn resize(&mut self, size: usize) { | |
1151 | self.array.truncate(0); | |
1152 | self.array.reserve(size); | |
1153 | } | |
0a0456a8 KS |
1154 | fn reserve(&mut self, size: usize) { |
1155 | self.array.reserve(size); | |
1156 | } | |
4e7deeda KS |
1157 | fn add(&mut self, len: u32, val: T) { |
1158 | self.array.push((len, val)); | |
1159 | } | |
1160 | fn reset(&mut self) { | |
1161 | self.start = 0; | |
1162 | if !self.array.is_empty() { | |
1163 | self.idx = 0; | |
1164 | self.next = u64::from(self.array[0].0); | |
1165 | } else { | |
1166 | self.idx = self.array.len(); | |
1167 | self.next = 0; | |
1168 | } | |
1169 | } | |
1170 | fn map(&mut self, sample: u64) -> Option<T> { | |
1171 | if sample < self.start { | |
1172 | self.reset(); | |
1173 | } | |
1174 | if self.idx < self.array.len() { | |
1175 | if sample < self.next { | |
1176 | Some(self.array[self.idx].1) | |
1177 | } else { | |
1178 | while (self.idx < self.array.len()) && (sample >= self.next) { | |
1179 | self.start = self.next; | |
1180 | self.idx += 1; | |
1181 | if self.idx < self.array.len() { | |
1182 | self.next += u64::from(self.array[self.idx].0); | |
1183 | } | |
1184 | } | |
1185 | if self.idx < self.array.len() { | |
1186 | Some(self.array[self.idx].1) | |
1187 | } else { | |
1188 | None | |
1189 | } | |
1190 | } | |
1191 | } else { | |
1192 | None | |
1193 | } | |
1194 | } | |
1195 | } | |
1196 | ||
58309c73 KS |
1197 | impl Track { |
1198 | fn new(track_no: u32, tb_den: u32) -> Self { | |
1199 | Self { | |
1200 | tkhd_found: false, | |
1201 | stsd_found: false, | |
1202 | track_id: 0, | |
1203 | track_str_id: 0, | |
1204 | track_no, | |
bbbf86dd | 1205 | tb_num: 1, |
58309c73 | 1206 | tb_den, |
4e7deeda | 1207 | tb_div: 1, |
7afec34d KS |
1208 | raw_audio: false, |
1209 | raw_apos: 0, | |
a480a0de | 1210 | duration: 0, |
58309c73 KS |
1211 | stream_type: StreamType::None, |
1212 | width: 0, | |
1213 | height: 0, | |
1214 | channels: 0, | |
1215 | bits: 0, | |
9efec4ed | 1216 | bsize: 0, |
58309c73 KS |
1217 | fcc: [0; 4], |
1218 | keyframes: Vec::new(), | |
1219 | chunk_sizes: Vec::new(), | |
1220 | chunk_offsets: Vec::new(), | |
bbbf86dd | 1221 | time_to_sample: Vec::new(), |
58309c73 KS |
1222 | sample_map: Vec::new(), |
1223 | sample_size: 0, | |
b0e12d42 | 1224 | frame_samples: 0, |
4e7deeda KS |
1225 | ctts_map: RLESearcher::new(), |
1226 | ctts_version: 0, | |
58309c73 KS |
1227 | stream: None, |
1228 | depth: 0, | |
1229 | cur_chunk: 0, | |
1230 | cur_sample: 0, | |
07972bf3 | 1231 | cur_ts: None, |
58309c73 KS |
1232 | samples_left: 0, |
1233 | last_offset: 0, | |
58cd51fa | 1234 | pal: None, |
bbbf86dd | 1235 | timesearch: TimeSearcher::new(), |
650d7bfb | 1236 | |
0a0456a8 KS |
1237 | moof_off: 0, |
1238 | ||
650d7bfb | 1239 | print_chunks: false, |
58309c73 KS |
1240 | } |
1241 | } | |
1242 | read_chunk_list!(track; "trak", read_trak, TRAK_CHUNK_HANDLERS); | |
1243 | read_chunk_list!(track; "mdia", read_mdia, MDIA_CHUNK_HANDLERS); | |
1244 | read_chunk_list!(track; "minf", read_minf, MINF_CHUNK_HANDLERS); | |
1245 | read_chunk_list!(track; "stbl", read_stbl, STBL_CHUNK_HANDLERS); | |
0a0456a8 KS |
1246 | read_chunk_list!(track; "traf", read_traf, TRAF_CHUNK_HANDLERS); |
1247 | fn rescale(&mut self, tb_num: u32) { | |
1248 | self.tb_div = tb_num; | |
1249 | if let Some(ref mut stream) = self.stream { | |
1250 | let tb_den = stream.tb_den; | |
1251 | let (tb_num, tb_den) = reduce_timebase(tb_num * stream.tb_num, tb_den); | |
1252 | stream.duration /= u64::from(self.tb_div); | |
1253 | stream.tb_num = tb_num; | |
1254 | stream.tb_den = tb_den; | |
1255 | self.tb_num = tb_num; | |
1256 | self.tb_den = tb_den; | |
1257 | self.duration /= self.tb_div; | |
1258 | } | |
1259 | } | |
58309c73 | 1260 | fn fill_seek_index(&self, seek_index: &mut SeekIndex) { |
61cab15b | 1261 | if !self.keyframes.is_empty() { |
58309c73 KS |
1262 | seek_index.mode = SeekIndexMode::Present; |
1263 | } | |
bbbf86dd | 1264 | let mut tsearch = TimeSearcher::new(); |
58309c73 | 1265 | for kf_time in self.keyframes.iter() { |
bbbf86dd KS |
1266 | let pts = tsearch.map_time(*kf_time - 1, &self.time_to_sample); |
1267 | let time = NATimeInfo::ts_to_time(pts, 1000, self.tb_num, self.tb_den); | |
1268 | seek_index.add_entry(self.track_no as u32, SeekEntry { time, pts: u64::from(*kf_time - 1), pos: 0 }); | |
58309c73 KS |
1269 | } |
1270 | } | |
1271 | fn calculate_chunk_size(&self, nsamp: usize) -> usize { | |
1272 | if nsamp == 0 { | |
9efec4ed | 1273 | self.bsize |
58309c73 KS |
1274 | } else { |
1275 | match &self.fcc { | |
1276 | b"NONE" | b"raw " | b"twos" | b"sowt" => { | |
1277 | (nsamp * self.bits * self.channels + 7) >> 3 | |
1278 | }, | |
1279 | b"ima4" => { | |
1280 | let nblocks = (nsamp + 63) >> 6; | |
1281 | nblocks * 34 * self.channels | |
1282 | }, | |
1283 | b"MAC3" => { | |
1284 | (nsamp + 5) / 6 * 2 * self.channels | |
1285 | }, | |
1286 | b"MAC6" => { | |
1287 | (nsamp + 5) / 6 * self.channels | |
1288 | }, | |
1289 | b"in24" => nsamp * 3 * self.channels, | |
1290 | b"in32" | b"fl32" => nsamp * 4 * self.channels, | |
1291 | b"fl64" => nsamp * 8 * self.channels, | |
1292 | b"ulaw" | b"alaw" => nsamp, | |
1293 | b"ms\x00\x02" => { //MS ADPCM | |
1294 | ((nsamp - 1) / 2 + 7) * self.channels | |
1295 | }, | |
1296 | b"ms\x00\x21" => { //IMA ADPCM | |
1297 | (nsamp / 2 + 4) * self.channels | |
1298 | }, | |
9efec4ed | 1299 | _ => self.bsize, |
58309c73 KS |
1300 | } |
1301 | } | |
1302 | } | |
1303 | fn get_next_chunk(&mut self) -> Option<(NATimeInfo, u64, usize)> { | |
bbbf86dd | 1304 | let pts_val = self.timesearch.map_time(self.cur_sample as u32, &self.time_to_sample); |
4e7deeda KS |
1305 | let dts = if let Some(dts_corr) = self.ctts_map.map(self.cur_sample as u64) { |
1306 | let dts = match self.ctts_version { | |
1307 | 0 => pts_val.wrapping_add(u64::from(dts_corr)), | |
1308 | 1 => pts_val.wrapping_add(i64::from(dts_corr as i32) as u64), | |
1309 | _ => unimplemented!(), | |
1310 | }; | |
1311 | if (dts as i64) < 0 { | |
1312 | None | |
1313 | } else { | |
1314 | Some(dts) | |
1315 | } | |
1316 | } else { | |
1317 | None | |
1318 | }; | |
1319 | let mut pts = NATimeInfo::new(Some(pts_val), dts, None, self.tb_num, self.tb_den); | |
58309c73 KS |
1320 | if self.chunk_offsets.len() == self.chunk_sizes.len() { // simple one-to-one mapping |
1321 | if self.cur_sample >= self.chunk_sizes.len() { | |
1322 | return None; | |
1323 | } | |
1324 | let offset = self.chunk_offsets[self.cur_sample]; | |
1325 | let size = self.chunk_sizes[self.cur_sample] as usize; | |
1326 | self.cur_sample += 1; | |
1327 | Some((pts, offset, size)) | |
1328 | } else { | |
1329 | if self.samples_left == 0 { | |
1330 | if self.cur_chunk >= self.chunk_offsets.len() { | |
1331 | return None; | |
1332 | } | |
1333 | for (idx, samples) in self.sample_map.iter() { | |
1334 | if *idx as usize <= self.cur_chunk + 1 { | |
1335 | self.samples_left = *samples as usize; | |
1336 | } else { | |
1337 | break; | |
1338 | } | |
1339 | } | |
1340 | self.last_offset = self.chunk_offsets[self.cur_chunk]; | |
1341 | self.cur_chunk += 1; | |
1342 | } | |
1343 | let offset = self.last_offset; | |
1344 | let size = self.get_size(self.cur_sample); | |
1345 | self.last_offset += size as u64; | |
1346 | if self.stream_type == StreamType::Video { | |
1347 | self.samples_left -= 1; | |
d940f0c2 KS |
1348 | } else if self.frame_samples != 0 && self.bsize != 0 { |
1349 | let nblocks = size / self.bsize; | |
7afec34d KS |
1350 | if self.raw_audio { |
1351 | pts.pts = Some(self.raw_apos); | |
1352 | pts.duration = Some(nblocks as u64); | |
1353 | self.raw_apos += nblocks as u64; | |
1354 | } | |
d940f0c2 KS |
1355 | if nblocks > 0 { |
1356 | let consumed = (nblocks * self.frame_samples).min(self.samples_left); | |
1357 | self.samples_left -= consumed; | |
1358 | } else { | |
1359 | self.samples_left = 0; | |
1360 | } | |
7afec34d KS |
1361 | } else if !self.raw_audio { |
1362 | self.samples_left -= 1; | |
58309c73 | 1363 | } else { |
7afec34d KS |
1364 | const BLOCK_SAMPLES: usize = 1024 * 6; // should be multiple of 64 and 6 to fit both IMA ADPCM and MACE 6:1 blocks |
1365 | let max_size = self.calculate_chunk_size(BLOCK_SAMPLES); | |
1366 | let cur_size = self.calculate_chunk_size(self.samples_left); | |
1367 | let add_off = (size - cur_size) as u64; | |
1368 | let dsize = cur_size.min(max_size); | |
1369 | if self.samples_left >= BLOCK_SAMPLES { | |
1370 | self.cur_sample += BLOCK_SAMPLES; | |
1371 | self.samples_left -= BLOCK_SAMPLES; | |
1372 | self.last_offset -= size as u64; | |
1373 | } else { | |
1374 | self.cur_sample += self.samples_left; | |
1375 | self.samples_left = 0; | |
1376 | } | |
1377 | return Some((pts, offset + add_off, dsize)); | |
58309c73 KS |
1378 | } |
1379 | self.cur_sample += 1; | |
1380 | Some((pts, offset, size)) | |
1381 | } | |
1382 | } | |
1383 | fn get_size(&self, sample_no: usize) -> usize { | |
61cab15b | 1384 | if !self.chunk_sizes.is_empty() { |
58309c73 | 1385 | self.chunk_sizes[sample_no] as usize |
61cab15b | 1386 | } else if !self.sample_map.is_empty() { |
58309c73 KS |
1387 | let mut nsamp = 0; |
1388 | for (idx, samples) in self.sample_map.iter() { | |
1389 | if *idx as usize <= self.cur_chunk { | |
1390 | nsamp = *samples; | |
1391 | } else { | |
1392 | break; | |
1393 | } | |
1394 | } | |
1395 | self.calculate_chunk_size(nsamp as usize) | |
1396 | } else { | |
9efec4ed | 1397 | self.bsize |
58309c73 KS |
1398 | } |
1399 | } | |
b7c882c1 | 1400 | #[allow(clippy::collapsible_if)] |
7afec34d | 1401 | fn seek(&mut self, pts: u64, tpoint: NATimePoint) -> DemuxerResult<()> { |
58309c73 KS |
1402 | self.cur_sample = pts as usize; |
1403 | self.samples_left = 0; | |
07972bf3 | 1404 | self.cur_ts = None; |
58309c73 | 1405 | if self.stream_type == StreamType::Audio { |
7afec34d KS |
1406 | if let NATimePoint::Milliseconds(ms) = tpoint { |
1407 | let exp_pts = NATimeInfo::time_to_ts(ms, 1000, self.tb_num, self.tb_den); | |
1408 | if self.raw_audio { | |
1409 | if self.frame_samples != 0 { | |
1410 | self.raw_apos = exp_pts / (self.frame_samples as u64); | |
1411 | let mut apos = 0; | |
1412 | self.cur_sample = 0; | |
1413 | self.cur_chunk = 0; | |
1414 | let mut cmap = self.sample_map.iter(); | |
1415 | let mut cur_samps = 0; | |
1416 | let (mut next_idx, mut next_samples) = cmap.next().unwrap(); | |
1417 | loop { | |
1418 | if self.cur_chunk + 1 == next_idx as usize { | |
1419 | self.samples_left = cur_samps; | |
1420 | cur_samps = next_samples as usize; | |
1421 | if let Some((new_idx, new_samples)) = cmap.next() { | |
1422 | next_idx = *new_idx; | |
1423 | next_samples = *new_samples; | |
1424 | } | |
1425 | } | |
1426 | self.raw_apos = apos; | |
1427 | apos += (cur_samps / self.frame_samples) as u64; | |
1428 | if apos > exp_pts { | |
1429 | if cur_samps == self.frame_samples || apos > exp_pts + 1 { | |
1430 | if self.cur_chunk >= self.chunk_offsets.len() { | |
1431 | return Err(DemuxerError::SeekError); | |
1432 | } | |
1433 | self.last_offset = self.chunk_offsets[self.cur_chunk]; | |
1434 | break; | |
1435 | } | |
1436 | } | |
1437 | self.cur_chunk += 1; | |
1438 | } | |
1439 | self.samples_left = cur_samps; | |
1440 | self.cur_chunk += 1; | |
1441 | } else { | |
1442 | self.raw_apos = exp_pts; | |
1443 | self.cur_sample = exp_pts as usize; | |
1444 | let mut csamp = 0; | |
1445 | self.cur_chunk = 0; | |
1446 | let mut cmap = self.sample_map.iter(); | |
1447 | let mut cur_samps = 0; | |
1448 | let (mut next_idx, mut next_samples) = cmap.next().unwrap(); | |
1449 | loop { | |
1450 | if self.cur_chunk + 1 == next_idx as usize { | |
1451 | self.samples_left = cur_samps; | |
1452 | cur_samps = next_samples as usize; | |
1453 | if let Some((new_idx, new_samples)) = cmap.next() { | |
1454 | next_idx = *new_idx; | |
1455 | next_samples = *new_samples; | |
1456 | } | |
1457 | } | |
1458 | csamp += cur_samps; | |
1459 | if csamp > self.cur_sample { | |
1460 | if self.cur_chunk >= self.chunk_offsets.len() { | |
1461 | return Err(DemuxerError::SeekError); | |
1462 | } | |
1463 | self.last_offset = self.chunk_offsets[self.cur_chunk]; | |
1464 | break; | |
1465 | } | |
1466 | self.cur_chunk += 1; | |
1467 | } | |
1468 | self.samples_left = csamp - self.cur_sample; | |
1469 | self.cur_chunk += 1; | |
1470 | } | |
5317ee9c | 1471 | } else if self.chunk_offsets.len() == self.chunk_sizes.len() { |
7afec34d | 1472 | self.cur_chunk = self.cur_sample; |
5317ee9c KS |
1473 | } else { |
1474 | let mut csamp = 0; | |
1475 | self.cur_chunk = 0; | |
1476 | let mut cmap = self.sample_map.iter(); | |
1477 | let mut cur_samps = 0; | |
1478 | let (mut next_idx, mut next_samples) = cmap.next().unwrap(); | |
1479 | loop { | |
1480 | if self.cur_chunk + 1 == next_idx as usize { | |
1481 | self.samples_left = cur_samps; | |
1482 | cur_samps = next_samples as usize; | |
1483 | if let Some((new_idx, new_samples)) = cmap.next() { | |
1484 | next_idx = *new_idx; | |
1485 | next_samples = *new_samples; | |
1486 | } | |
1487 | } | |
1488 | csamp += cur_samps; | |
1489 | if csamp > self.cur_sample { | |
1490 | if self.cur_chunk >= self.chunk_offsets.len() { | |
1491 | return Err(DemuxerError::SeekError); | |
1492 | } | |
1493 | self.last_offset = self.chunk_offsets[self.cur_chunk]; | |
1494 | break; | |
1495 | } | |
1496 | self.cur_chunk += 1; | |
1497 | } | |
1498 | self.cur_sample = csamp - cur_samps; | |
1499 | self.samples_left = cur_samps; | |
1500 | self.last_offset = self.chunk_offsets[self.cur_chunk]; | |
1501 | self.cur_chunk += 1; | |
7afec34d KS |
1502 | } |
1503 | } else { | |
1504 | self.cur_chunk = self.cur_sample; | |
1505 | } | |
61cab15b | 1506 | } else if self.chunk_offsets.len() != self.chunk_sizes.len() && !self.sample_map.is_empty() { |
58309c73 KS |
1507 | let mut csamp = 0; |
1508 | self.cur_chunk = 0; | |
1509 | let mut cmap = self.sample_map.iter(); | |
1510 | let mut cur_samps = 0; | |
1511 | let (mut next_idx, mut next_samples) = cmap.next().unwrap(); | |
1512 | loop { | |
bbbf86dd | 1513 | if self.cur_chunk + 1 == next_idx as usize { |
58309c73 KS |
1514 | self.samples_left = cur_samps; |
1515 | cur_samps = next_samples as usize; | |
1516 | if let Some((new_idx, new_samples)) = cmap.next() { | |
1517 | next_idx = *new_idx; | |
1518 | next_samples = *new_samples; | |
1519 | } | |
1520 | } | |
1521 | csamp += cur_samps; | |
1522 | if csamp >= self.cur_sample { | |
7afec34d KS |
1523 | if self.cur_chunk >= self.chunk_offsets.len() { |
1524 | return Err(DemuxerError::SeekError); | |
1525 | } | |
58309c73 KS |
1526 | self.last_offset = self.chunk_offsets[self.cur_chunk]; |
1527 | break; | |
1528 | } | |
1529 | self.cur_chunk += 1; | |
1530 | } | |
1531 | csamp -= cur_samps; | |
bbbf86dd | 1532 | for sample_no in csamp..self.cur_sample { |
58309c73 KS |
1533 | self.last_offset += self.get_size(sample_no) as u64; |
1534 | } | |
bbbf86dd KS |
1535 | self.samples_left = csamp + cur_samps - self.cur_sample; |
1536 | self.cur_chunk += 1; | |
58309c73 | 1537 | } |
7afec34d | 1538 | Ok(()) |
58309c73 KS |
1539 | } |
1540 | } | |
1541 | ||
07972bf3 KS |
1542 | fn process_packet(src: &mut ByteReader, strmgr: &StreamManager, track: &mut Track, pts: NATimeInfo, offset: u64, size: usize, first: bool) -> DemuxerResult<NAPacket> { |
1543 | if let Some(cpts) = pts.get_pts() { | |
1544 | let ts = NATimeInfo::ts_to_time(cpts, 1000, pts.tb_num, pts.tb_den); | |
1545 | track.cur_ts = Some(ts); | |
1546 | } else { | |
1547 | track.cur_ts = None; | |
1548 | } | |
1549 | let str = strmgr.get_stream(track.track_str_id); | |
1550 | if str.is_none() { return Err(DemuxerError::InvalidData); } | |
1551 | let stream = str.unwrap(); | |
1552 | src.seek(SeekFrom::Start(offset))?; | |
1553 | let mut pkt = src.read_packet(stream, pts, false, size)?; | |
1554 | if let Some(ref pal) = track.pal { | |
1555 | let side_data = NASideData::Palette(first, pal.clone()); | |
1556 | pkt.add_side_data(side_data); | |
1557 | } | |
1558 | Ok(pkt) | |
1559 | } | |
1560 | ||
58309c73 KS |
1561 | impl<'a> DemuxCore<'a> for MOVDemuxer<'a> { |
1562 | fn open(&mut self, strmgr: &mut StreamManager, seek_index: &mut SeekIndex) -> DemuxerResult<()> { | |
1563 | self.read_root(strmgr)?; | |
1564 | validate!(self.mdat_pos > 0); | |
61cab15b | 1565 | validate!(!self.tracks.is_empty()); |
0a0456a8 KS |
1566 | for track in self.tracks.iter_mut() { |
1567 | let mut str = None; | |
1568 | std::mem::swap(&mut track.stream, &mut str); | |
1569 | if let Some(stream) = str { | |
1570 | let str_id = strmgr.add_stream(stream).unwrap(); | |
1571 | track.track_str_id = str_id; | |
1572 | } | |
1573 | } | |
58309c73 KS |
1574 | for track in self.tracks.iter() { |
1575 | track.fill_seek_index(seek_index); | |
1576 | } | |
1577 | self.src.seek(SeekFrom::Start(self.mdat_pos))?; | |
1578 | self.cur_track = 0; | |
1579 | Ok(()) | |
1580 | } | |
1581 | ||
1582 | fn get_frame(&mut self, strmgr: &mut StreamManager) -> DemuxerResult<NAPacket> { | |
61cab15b | 1583 | if self.tracks.is_empty() { |
58309c73 KS |
1584 | return Err(DemuxerError::EOF); |
1585 | } | |
07972bf3 KS |
1586 | let mut has_all_time = true; |
1587 | let mut min_ts = std::u64::MAX; | |
1588 | for trk in self.tracks.iter() { | |
1589 | if let Some(ts) = trk.cur_ts { | |
1590 | min_ts = min_ts.min(ts); | |
1591 | } else { | |
1592 | has_all_time = false; | |
1593 | break; | |
1594 | } | |
1595 | } | |
1596 | if has_all_time { | |
1597 | for (trk_no, track) in self.tracks.iter_mut().enumerate() { | |
1598 | if let Some(ts) = track.cur_ts { | |
1599 | if ts == min_ts { | |
1600 | let first = track.cur_sample == 0; | |
1601 | if let Some((pts, offset, size)) = track.get_next_chunk() { | |
1602 | self.cur_track = trk_no + 1; | |
1603 | return process_packet(&mut self.src, strmgr, track, pts, offset, size, first); | |
1604 | } | |
1605 | } | |
1606 | } | |
1607 | } | |
1608 | } | |
1609 | ||
58309c73 KS |
1610 | for _ in 0..self.tracks.len() { |
1611 | if self.cur_track >= self.tracks.len() { | |
1612 | self.cur_track = 0; | |
1613 | } | |
1614 | let track = &mut self.tracks[self.cur_track]; | |
1615 | self.cur_track += 1; | |
58cd51fa | 1616 | let first = track.cur_sample == 0; |
58309c73 | 1617 | if let Some((pts, offset, size)) = track.get_next_chunk() { |
07972bf3 | 1618 | return process_packet(&mut self.src, strmgr, track, pts, offset, size, first); |
58309c73 KS |
1619 | } |
1620 | } | |
61cab15b | 1621 | Err(DemuxerError::EOF) |
58309c73 KS |
1622 | } |
1623 | ||
24d99894 | 1624 | fn seek(&mut self, time: NATimePoint, seek_index: &SeekIndex) -> DemuxerResult<()> { |
58309c73 KS |
1625 | let ret = seek_index.find_pos(time); |
1626 | if ret.is_none() { | |
5317ee9c KS |
1627 | if let NATimePoint::Milliseconds(_) = time { |
1628 | let mut aonly = true; | |
1629 | for track in self.tracks.iter() { | |
1630 | if track.stream_type != StreamType::Audio || !track.raw_audio { | |
1631 | aonly = false; | |
1632 | break; | |
1633 | } | |
1634 | } | |
1635 | if aonly { | |
1636 | for track in self.tracks.iter_mut() { | |
1637 | track.seek(0, time)?; | |
1638 | } | |
1639 | return Ok(()); | |
1640 | } | |
1641 | } | |
58309c73 KS |
1642 | return Err(DemuxerError::SeekError); |
1643 | } | |
1644 | let seek_info = ret.unwrap(); | |
5317ee9c KS |
1645 | let tbn = self.tracks[seek_info.str_id as usize].tb_num; |
1646 | let tbd = self.tracks[seek_info.str_id as usize].tb_den; | |
58309c73 | 1647 | for track in self.tracks.iter_mut() { |
5317ee9c KS |
1648 | let cur_pts = if track.track_id == seek_info.str_id { |
1649 | seek_info.pts | |
1650 | } else { | |
1651 | seek_info.pts * u64::from(tbn) * u64::from(track.tb_den) / (u64::from(tbd) * u64::from(track.tb_num)) | |
1652 | }; | |
1653 | track.seek(cur_pts, time)?; | |
58309c73 KS |
1654 | } |
1655 | Ok(()) | |
1656 | } | |
a480a0de KS |
1657 | fn get_duration(&self) -> u64 { |
1658 | if self.tb_den != 0 { | |
1659 | u64::from(self.duration) * 1000 / u64::from(self.tb_den) | |
1660 | } else { | |
1661 | 0 | |
1662 | } | |
1663 | } | |
58309c73 KS |
1664 | } |
1665 | ||
650d7bfb KS |
1666 | const PRINT_CHUNKS: &str = "print_chunks"; |
1667 | ||
1668 | const DEMUXER_OPTIONS: &[NAOptionDefinition] = &[ | |
1669 | NAOptionDefinition { | |
1670 | name: PRINT_CHUNKS, | |
1671 | description: "Print parsed file structure", | |
1672 | opt_type: NAOptionDefinitionType::Bool }, | |
1673 | ]; | |
1674 | ||
787b8d03 | 1675 | impl<'a> NAOptionHandler for MOVDemuxer<'a> { |
650d7bfb | 1676 | fn get_supported_options(&self) -> &[NAOptionDefinition] { DEMUXER_OPTIONS } |
b7c882c1 | 1677 | #[allow(clippy::single_match)] |
650d7bfb KS |
1678 | fn set_options(&mut self, options: &[NAOption]) { |
1679 | for option in options.iter() { | |
1680 | for opt_def in DEMUXER_OPTIONS.iter() { | |
1681 | if opt_def.check(option).is_ok() { | |
1682 | match (option.name, &option.value) { | |
1683 | (PRINT_CHUNKS, NAValue::Bool(val)) => { | |
1684 | self.print_chunks = *val; | |
1685 | }, | |
1686 | _ => {}, | |
1687 | } | |
1688 | } | |
1689 | } | |
1690 | } | |
1691 | } | |
1692 | fn query_option_value(&self, name: &str) -> Option<NAValue> { | |
1693 | match name { | |
1694 | PRINT_CHUNKS => Some(NAValue::Bool(self.print_chunks)), | |
1695 | _ => None, | |
1696 | } | |
1697 | } | |
787b8d03 KS |
1698 | } |
1699 | ||
58309c73 KS |
1700 | impl<'a> MOVDemuxer<'a> { |
1701 | fn new(io: &'a mut ByteReader<'a>) -> Self { | |
1702 | MOVDemuxer { | |
1703 | src: io, | |
1704 | depth: 0, | |
1705 | mdat_pos: 0, | |
1706 | mdat_size: 0, | |
1707 | tracks: Vec::with_capacity(2), | |
1708 | cur_track: 0, | |
1709 | tb_den: 0, | |
1710 | duration: 0, | |
58cd51fa | 1711 | pal: None, |
650d7bfb | 1712 | |
0a0456a8 KS |
1713 | moof_off: 0, |
1714 | ||
650d7bfb | 1715 | print_chunks: false, |
58309c73 KS |
1716 | } |
1717 | } | |
1718 | fn read_root(&mut self, strmgr: &mut StreamManager) -> DemuxerResult<()> { | |
1719 | self.depth = 0; | |
1720 | while self.src.left() != 0 { | |
1721 | let ret = read_chunk_header(&mut self.src); | |
1722 | if ret.is_err() { break; } | |
1723 | let (ctype, size) = ret.unwrap(); | |
0a0456a8 KS |
1724 | if self.print_chunks { |
1725 | print_cname(ctype, size, self.src.tell(), 0); | |
1726 | } | |
58309c73 KS |
1727 | if IGNORED_CHUNKS.contains(&ctype) { |
1728 | self.src.skip64(size)?; | |
1729 | continue; | |
1730 | } | |
1731 | let handler = ROOT_CHUNK_HANDLERS.iter().find(|x| x.ctype == ctype); | |
1732 | let read_size; | |
1733 | if let Some(ref handler) = handler { | |
1734 | read_size = (handler.parse)(self, strmgr, size)?; | |
1735 | } else { | |
1736 | println!("skipping unknown chunk {:08X} size {}", ctype, size); | |
1737 | read_size = 0; | |
1738 | } | |
1739 | validate!(read_size <= size); | |
1740 | self.src.skip64(size - read_size)?; | |
1741 | } | |
1742 | //todo check if all needed chunks are found | |
1743 | Ok(()) | |
1744 | } | |
1745 | read_chunk_list!(root; "moov", read_moov, MOOV_CHUNK_HANDLERS); | |
0a0456a8 | 1746 | read_chunk_list!(root; "moof", read_moof, MOOF_CHUNK_HANDLERS); |
58309c73 KS |
1747 | } |
1748 | ||
1749 | pub struct MOVDemuxerCreator { } | |
1750 | ||
1751 | impl DemuxerCreator for MOVDemuxerCreator { | |
1752 | fn new_demuxer<'a>(&self, br: &'a mut ByteReader<'a>) -> Box<dyn DemuxCore<'a> + 'a> { | |
1753 | Box::new(MOVDemuxer::new(br)) | |
1754 | } | |
1755 | fn get_name(&self) -> &'static str { "mov" } | |
1756 | } | |
1757 | ||
2736c15a KS |
1758 | const MOV_DEFAULT_PAL_2BIT: [u8; 4 * 4] = [ |
1759 | 0x93, 0x65, 0x5E, 0x00, | |
1760 | 0xFF, 0xFF, 0xFF, 0x00, | |
1761 | 0xDF, 0xD0, 0xAB, 0x00, | |
1762 | 0x00, 0x00, 0x00, 0x00 | |
1763 | ]; | |
1764 | const MOV_DEFAULT_PAL_4BIT: [u8; 16 * 4] = [ | |
1765 | 0xFF, 0xFB, 0xFF, 0x00, | |
1766 | 0xEF, 0xD9, 0xBB, 0x00, | |
1767 | 0xE8, 0xC9, 0xB1, 0x00, | |
1768 | 0x93, 0x65, 0x5E, 0x00, | |
1769 | 0xFC, 0xDE, 0xE8, 0x00, | |
1770 | 0x9D, 0x88, 0x91, 0x00, | |
1771 | 0xFF, 0xFF, 0xFF, 0x00, | |
1772 | 0xFF, 0xFF, 0xFF, 0x00, | |
1773 | 0xFF, 0xFF, 0xFF, 0x00, | |
1774 | 0x47, 0x48, 0x37, 0x00, | |
1775 | 0x7A, 0x5E, 0x55, 0x00, | |
1776 | 0xDF, 0xD0, 0xAB, 0x00, | |
1777 | 0xFF, 0xFB, 0xF9, 0x00, | |
1778 | 0xE8, 0xCA, 0xC5, 0x00, | |
1779 | 0x8A, 0x7C, 0x77, 0x00, | |
1780 | 0x00, 0x00, 0x00, 0x00 | |
1781 | ]; | |
1782 | const MOV_DEFAULT_PAL_8BIT: [u8; 256 * 4] = [ | |
1783 | 0xFF, 0xFF, 0xFF, 0x00, | |
1784 | 0xFF, 0xFF, 0xCC, 0x00, | |
1785 | 0xFF, 0xFF, 0x99, 0x00, | |
1786 | 0xFF, 0xFF, 0x66, 0x00, | |
1787 | 0xFF, 0xFF, 0x33, 0x00, | |
1788 | 0xFF, 0xFF, 0x00, 0x00, | |
1789 | 0xFF, 0xCC, 0xFF, 0x00, | |
1790 | 0xFF, 0xCC, 0xCC, 0x00, | |
1791 | 0xFF, 0xCC, 0x99, 0x00, | |
1792 | 0xFF, 0xCC, 0x66, 0x00, | |
1793 | 0xFF, 0xCC, 0x33, 0x00, | |
1794 | 0xFF, 0xCC, 0x00, 0x00, | |
1795 | 0xFF, 0x99, 0xFF, 0x00, | |
1796 | 0xFF, 0x99, 0xCC, 0x00, | |
1797 | 0xFF, 0x99, 0x99, 0x00, | |
1798 | 0xFF, 0x99, 0x66, 0x00, | |
1799 | 0xFF, 0x99, 0x33, 0x00, | |
1800 | 0xFF, 0x99, 0x00, 0x00, | |
1801 | 0xFF, 0x66, 0xFF, 0x00, | |
1802 | 0xFF, 0x66, 0xCC, 0x00, | |
1803 | 0xFF, 0x66, 0x99, 0x00, | |
1804 | 0xFF, 0x66, 0x66, 0x00, | |
1805 | 0xFF, 0x66, 0x33, 0x00, | |
1806 | 0xFF, 0x66, 0x00, 0x00, | |
1807 | 0xFF, 0x33, 0xFF, 0x00, | |
1808 | 0xFF, 0x33, 0xCC, 0x00, | |
1809 | 0xFF, 0x33, 0x99, 0x00, | |
1810 | 0xFF, 0x33, 0x66, 0x00, | |
1811 | 0xFF, 0x33, 0x33, 0x00, | |
1812 | 0xFF, 0x33, 0x00, 0x00, | |
1813 | 0xFF, 0x00, 0xFF, 0x00, | |
1814 | 0xFF, 0x00, 0xCC, 0x00, | |
1815 | 0xFF, 0x00, 0x99, 0x00, | |
1816 | 0xFF, 0x00, 0x66, 0x00, | |
1817 | 0xFF, 0x00, 0x33, 0x00, | |
1818 | 0xFF, 0x00, 0x00, 0x00, | |
1819 | 0xCC, 0xFF, 0xFF, 0x00, | |
1820 | 0xCC, 0xFF, 0xCC, 0x00, | |
1821 | 0xCC, 0xFF, 0x99, 0x00, | |
1822 | 0xCC, 0xFF, 0x66, 0x00, | |
1823 | 0xCC, 0xFF, 0x33, 0x00, | |
1824 | 0xCC, 0xFF, 0x00, 0x00, | |
1825 | 0xCC, 0xCC, 0xFF, 0x00, | |
1826 | 0xCC, 0xCC, 0xCC, 0x00, | |
1827 | 0xCC, 0xCC, 0x99, 0x00, | |
1828 | 0xCC, 0xCC, 0x66, 0x00, | |
1829 | 0xCC, 0xCC, 0x33, 0x00, | |
1830 | 0xCC, 0xCC, 0x00, 0x00, | |
1831 | 0xCC, 0x99, 0xFF, 0x00, | |
1832 | 0xCC, 0x99, 0xCC, 0x00, | |
1833 | 0xCC, 0x99, 0x99, 0x00, | |
1834 | 0xCC, 0x99, 0x66, 0x00, | |
1835 | 0xCC, 0x99, 0x33, 0x00, | |
1836 | 0xCC, 0x99, 0x00, 0x00, | |
1837 | 0xCC, 0x66, 0xFF, 0x00, | |
1838 | 0xCC, 0x66, 0xCC, 0x00, | |
1839 | 0xCC, 0x66, 0x99, 0x00, | |
1840 | 0xCC, 0x66, 0x66, 0x00, | |
1841 | 0xCC, 0x66, 0x33, 0x00, | |
1842 | 0xCC, 0x66, 0x00, 0x00, | |
1843 | 0xCC, 0x33, 0xFF, 0x00, | |
1844 | 0xCC, 0x33, 0xCC, 0x00, | |
1845 | 0xCC, 0x33, 0x99, 0x00, | |
1846 | 0xCC, 0x33, 0x66, 0x00, | |
1847 | 0xCC, 0x33, 0x33, 0x00, | |
1848 | 0xCC, 0x33, 0x00, 0x00, | |
1849 | 0xCC, 0x00, 0xFF, 0x00, | |
1850 | 0xCC, 0x00, 0xCC, 0x00, | |
1851 | 0xCC, 0x00, 0x99, 0x00, | |
1852 | 0xCC, 0x00, 0x66, 0x00, | |
1853 | 0xCC, 0x00, 0x33, 0x00, | |
1854 | 0xCC, 0x00, 0x00, 0x00, | |
1855 | 0x99, 0xFF, 0xFF, 0x00, | |
1856 | 0x99, 0xFF, 0xCC, 0x00, | |
1857 | 0x99, 0xFF, 0x99, 0x00, | |
1858 | 0x99, 0xFF, 0x66, 0x00, | |
1859 | 0x99, 0xFF, 0x33, 0x00, | |
1860 | 0x99, 0xFF, 0x00, 0x00, | |
1861 | 0x99, 0xCC, 0xFF, 0x00, | |
1862 | 0x99, 0xCC, 0xCC, 0x00, | |
1863 | 0x99, 0xCC, 0x99, 0x00, | |
1864 | 0x99, 0xCC, 0x66, 0x00, | |
1865 | 0x99, 0xCC, 0x33, 0x00, | |
1866 | 0x99, 0xCC, 0x00, 0x00, | |
1867 | 0x99, 0x99, 0xFF, 0x00, | |
1868 | 0x99, 0x99, 0xCC, 0x00, | |
1869 | 0x99, 0x99, 0x99, 0x00, | |
1870 | 0x99, 0x99, 0x66, 0x00, | |
1871 | 0x99, 0x99, 0x33, 0x00, | |
1872 | 0x99, 0x99, 0x00, 0x00, | |
1873 | 0x99, 0x66, 0xFF, 0x00, | |
1874 | 0x99, 0x66, 0xCC, 0x00, | |
1875 | 0x99, 0x66, 0x99, 0x00, | |
1876 | 0x99, 0x66, 0x66, 0x00, | |
1877 | 0x99, 0x66, 0x33, 0x00, | |
1878 | 0x99, 0x66, 0x00, 0x00, | |
1879 | 0x99, 0x33, 0xFF, 0x00, | |
1880 | 0x99, 0x33, 0xCC, 0x00, | |
1881 | 0x99, 0x33, 0x99, 0x00, | |
1882 | 0x99, 0x33, 0x66, 0x00, | |
1883 | 0x99, 0x33, 0x33, 0x00, | |
1884 | 0x99, 0x33, 0x00, 0x00, | |
1885 | 0x99, 0x00, 0xFF, 0x00, | |
1886 | 0x99, 0x00, 0xCC, 0x00, | |
1887 | 0x99, 0x00, 0x99, 0x00, | |
1888 | 0x99, 0x00, 0x66, 0x00, | |
1889 | 0x99, 0x00, 0x33, 0x00, | |
1890 | 0x99, 0x00, 0x00, 0x00, | |
1891 | 0x66, 0xFF, 0xFF, 0x00, | |
1892 | 0x66, 0xFF, 0xCC, 0x00, | |
1893 | 0x66, 0xFF, 0x99, 0x00, | |
1894 | 0x66, 0xFF, 0x66, 0x00, | |
1895 | 0x66, 0xFF, 0x33, 0x00, | |
1896 | 0x66, 0xFF, 0x00, 0x00, | |
1897 | 0x66, 0xCC, 0xFF, 0x00, | |
1898 | 0x66, 0xCC, 0xCC, 0x00, | |
1899 | 0x66, 0xCC, 0x99, 0x00, | |
1900 | 0x66, 0xCC, 0x66, 0x00, | |
1901 | 0x66, 0xCC, 0x33, 0x00, | |
1902 | 0x66, 0xCC, 0x00, 0x00, | |
1903 | 0x66, 0x99, 0xFF, 0x00, | |
1904 | 0x66, 0x99, 0xCC, 0x00, | |
1905 | 0x66, 0x99, 0x99, 0x00, | |
1906 | 0x66, 0x99, 0x66, 0x00, | |
1907 | 0x66, 0x99, 0x33, 0x00, | |
1908 | 0x66, 0x99, 0x00, 0x00, | |
1909 | 0x66, 0x66, 0xFF, 0x00, | |
1910 | 0x66, 0x66, 0xCC, 0x00, | |
1911 | 0x66, 0x66, 0x99, 0x00, | |
1912 | 0x66, 0x66, 0x66, 0x00, | |
1913 | 0x66, 0x66, 0x33, 0x00, | |
1914 | 0x66, 0x66, 0x00, 0x00, | |
1915 | 0x66, 0x33, 0xFF, 0x00, | |
1916 | 0x66, 0x33, 0xCC, 0x00, | |
1917 | 0x66, 0x33, 0x99, 0x00, | |
1918 | 0x66, 0x33, 0x66, 0x00, | |
1919 | 0x66, 0x33, 0x33, 0x00, | |
1920 | 0x66, 0x33, 0x00, 0x00, | |
1921 | 0x66, 0x00, 0xFF, 0x00, | |
1922 | 0x66, 0x00, 0xCC, 0x00, | |
1923 | 0x66, 0x00, 0x99, 0x00, | |
1924 | 0x66, 0x00, 0x66, 0x00, | |
1925 | 0x66, 0x00, 0x33, 0x00, | |
1926 | 0x66, 0x00, 0x00, 0x00, | |
1927 | 0x33, 0xFF, 0xFF, 0x00, | |
1928 | 0x33, 0xFF, 0xCC, 0x00, | |
1929 | 0x33, 0xFF, 0x99, 0x00, | |
1930 | 0x33, 0xFF, 0x66, 0x00, | |
1931 | 0x33, 0xFF, 0x33, 0x00, | |
1932 | 0x33, 0xFF, 0x00, 0x00, | |
1933 | 0x33, 0xCC, 0xFF, 0x00, | |
1934 | 0x33, 0xCC, 0xCC, 0x00, | |
1935 | 0x33, 0xCC, 0x99, 0x00, | |
1936 | 0x33, 0xCC, 0x66, 0x00, | |
1937 | 0x33, 0xCC, 0x33, 0x00, | |
1938 | 0x33, 0xCC, 0x00, 0x00, | |
1939 | 0x33, 0x99, 0xFF, 0x00, | |
1940 | 0x33, 0x99, 0xCC, 0x00, | |
1941 | 0x33, 0x99, 0x99, 0x00, | |
1942 | 0x33, 0x99, 0x66, 0x00, | |
1943 | 0x33, 0x99, 0x33, 0x00, | |
1944 | 0x33, 0x99, 0x00, 0x00, | |
1945 | 0x33, 0x66, 0xFF, 0x00, | |
1946 | 0x33, 0x66, 0xCC, 0x00, | |
1947 | 0x33, 0x66, 0x99, 0x00, | |
1948 | 0x33, 0x66, 0x66, 0x00, | |
1949 | 0x33, 0x66, 0x33, 0x00, | |
1950 | 0x33, 0x66, 0x00, 0x00, | |
1951 | 0x33, 0x33, 0xFF, 0x00, | |
1952 | 0x33, 0x33, 0xCC, 0x00, | |
1953 | 0x33, 0x33, 0x99, 0x00, | |
1954 | 0x33, 0x33, 0x66, 0x00, | |
1955 | 0x33, 0x33, 0x33, 0x00, | |
1956 | 0x33, 0x33, 0x00, 0x00, | |
1957 | 0x33, 0x00, 0xFF, 0x00, | |
1958 | 0x33, 0x00, 0xCC, 0x00, | |
1959 | 0x33, 0x00, 0x99, 0x00, | |
1960 | 0x33, 0x00, 0x66, 0x00, | |
1961 | 0x33, 0x00, 0x33, 0x00, | |
1962 | 0x33, 0x00, 0x00, 0x00, | |
1963 | 0x00, 0xFF, 0xFF, 0x00, | |
1964 | 0x00, 0xFF, 0xCC, 0x00, | |
1965 | 0x00, 0xFF, 0x99, 0x00, | |
1966 | 0x00, 0xFF, 0x66, 0x00, | |
1967 | 0x00, 0xFF, 0x33, 0x00, | |
1968 | 0x00, 0xFF, 0x00, 0x00, | |
1969 | 0x00, 0xCC, 0xFF, 0x00, | |
1970 | 0x00, 0xCC, 0xCC, 0x00, | |
1971 | 0x00, 0xCC, 0x99, 0x00, | |
1972 | 0x00, 0xCC, 0x66, 0x00, | |
1973 | 0x00, 0xCC, 0x33, 0x00, | |
1974 | 0x00, 0xCC, 0x00, 0x00, | |
1975 | 0x00, 0x99, 0xFF, 0x00, | |
1976 | 0x00, 0x99, 0xCC, 0x00, | |
1977 | 0x00, 0x99, 0x99, 0x00, | |
1978 | 0x00, 0x99, 0x66, 0x00, | |
1979 | 0x00, 0x99, 0x33, 0x00, | |
1980 | 0x00, 0x99, 0x00, 0x00, | |
1981 | 0x00, 0x66, 0xFF, 0x00, | |
1982 | 0x00, 0x66, 0xCC, 0x00, | |
1983 | 0x00, 0x66, 0x99, 0x00, | |
1984 | 0x00, 0x66, 0x66, 0x00, | |
1985 | 0x00, 0x66, 0x33, 0x00, | |
1986 | 0x00, 0x66, 0x00, 0x00, | |
1987 | 0x00, 0x33, 0xFF, 0x00, | |
1988 | 0x00, 0x33, 0xCC, 0x00, | |
1989 | 0x00, 0x33, 0x99, 0x00, | |
1990 | 0x00, 0x33, 0x66, 0x00, | |
1991 | 0x00, 0x33, 0x33, 0x00, | |
1992 | 0x00, 0x33, 0x00, 0x00, | |
1993 | 0x00, 0x00, 0xFF, 0x00, | |
1994 | 0x00, 0x00, 0xCC, 0x00, | |
1995 | 0x00, 0x00, 0x99, 0x00, | |
1996 | 0x00, 0x00, 0x66, 0x00, | |
1997 | 0x00, 0x00, 0x33, 0x00, | |
1998 | 0xEE, 0x00, 0x00, 0x00, | |
1999 | 0xDD, 0x00, 0x00, 0x00, | |
2000 | 0xBB, 0x00, 0x00, 0x00, | |
2001 | 0xAA, 0x00, 0x00, 0x00, | |
2002 | 0x88, 0x00, 0x00, 0x00, | |
2003 | 0x77, 0x00, 0x00, 0x00, | |
2004 | 0x55, 0x00, 0x00, 0x00, | |
2005 | 0x44, 0x00, 0x00, 0x00, | |
2006 | 0x22, 0x00, 0x00, 0x00, | |
2007 | 0x11, 0x00, 0x00, 0x00, | |
2008 | 0x00, 0xEE, 0x00, 0x00, | |
2009 | 0x00, 0xDD, 0x00, 0x00, | |
2010 | 0x00, 0xBB, 0x00, 0x00, | |
2011 | 0x00, 0xAA, 0x00, 0x00, | |
2012 | 0x00, 0x88, 0x00, 0x00, | |
2013 | 0x00, 0x77, 0x00, 0x00, | |
2014 | 0x00, 0x55, 0x00, 0x00, | |
2015 | 0x00, 0x44, 0x00, 0x00, | |
2016 | 0x00, 0x22, 0x00, 0x00, | |
2017 | 0x00, 0x11, 0x00, 0x00, | |
2018 | 0x00, 0x00, 0xEE, 0x00, | |
2019 | 0x00, 0x00, 0xDD, 0x00, | |
2020 | 0x00, 0x00, 0xBB, 0x00, | |
2021 | 0x00, 0x00, 0xAA, 0x00, | |
2022 | 0x00, 0x00, 0x88, 0x00, | |
2023 | 0x00, 0x00, 0x77, 0x00, | |
2024 | 0x00, 0x00, 0x55, 0x00, | |
2025 | 0x00, 0x00, 0x44, 0x00, | |
2026 | 0x00, 0x00, 0x22, 0x00, | |
2027 | 0x00, 0x00, 0x11, 0x00, | |
2028 | 0xEE, 0xEE, 0xEE, 0x00, | |
2029 | 0xDD, 0xDD, 0xDD, 0x00, | |
2030 | 0xBB, 0xBB, 0xBB, 0x00, | |
2031 | 0xAA, 0xAA, 0xAA, 0x00, | |
2032 | 0x88, 0x88, 0x88, 0x00, | |
2033 | 0x77, 0x77, 0x77, 0x00, | |
2034 | 0x55, 0x55, 0x55, 0x00, | |
2035 | 0x44, 0x44, 0x44, 0x00, | |
2036 | 0x22, 0x22, 0x22, 0x00, | |
2037 | 0x11, 0x11, 0x11, 0x00, | |
2038 | 0x00, 0x00, 0x00, 0x00 | |
2039 | ]; | |
2040 | ||
58309c73 KS |
2041 | #[cfg(test)] |
2042 | mod test { | |
2043 | use super::*; | |
2044 | use std::fs::File; | |
2045 | ||
2046 | #[test] | |
2047 | fn test_mov_demux() { | |
2048 | let mut file = File::open("assets/Indeo/cubes.mov").unwrap(); | |
2049 | let mut fr = FileReader::new_read(&mut file); | |
2050 | let mut br = ByteReader::new(&mut fr); | |
2051 | let mut dmx = MOVDemuxer::new(&mut br); | |
2052 | let mut sm = StreamManager::new(); | |
2053 | let mut si = SeekIndex::new(); | |
2054 | dmx.open(&mut sm, &mut si).unwrap(); | |
2055 | ||
2056 | loop { | |
2057 | let pktres = dmx.get_frame(&mut sm); | |
2058 | if let Err(e) = pktres { | |
2059 | if e == DemuxerError::EOF { break; } | |
2060 | panic!("error"); | |
2061 | } | |
2062 | let pkt = pktres.unwrap(); | |
2063 | println!("Got {}", pkt); | |
2064 | } | |
2065 | } | |
0a0456a8 KS |
2066 | |
2067 | #[test] | |
2068 | fn test_dash_demux() { | |
2069 | let mut file = File::open("assets/ITU/dash.m4a").unwrap(); | |
2070 | let mut fr = FileReader::new_read(&mut file); | |
2071 | let mut br = ByteReader::new(&mut fr); | |
2072 | let mut dmx = MOVDemuxer::new(&mut br); | |
2073 | let mut sm = StreamManager::new(); | |
2074 | let mut si = SeekIndex::new(); | |
2075 | dmx.open(&mut sm, &mut si).unwrap(); | |
2076 | ||
2077 | loop { | |
2078 | let pktres = dmx.get_frame(&mut sm); | |
2079 | if let Err(e) = pktres { | |
2080 | if e == DemuxerError::EOF { break; } | |
2081 | panic!("error"); | |
2082 | } | |
2083 | let pkt = pktres.unwrap(); | |
2084 | println!("Got {}", pkt); | |
2085 | } | |
2086 | } | |
58309c73 | 2087 | } |