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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 | 45 | let _seed = br.read_u32be()?; |
0ad1f05e | 46 | let flags = br.read_u16be()?; |
00333698 KS |
47 | let palsize = (br.read_u16be()? as usize) + 1; |
48 | validate!(palsize <= 256); | |
0ad1f05e KS |
49 | validate!(flags == 0 || flags == 0x4000 || flags == 0x8000); |
50 | validate!((palsize as u64) * 8 + 8 <= size); | |
00333698 KS |
51 | for i in 0..palsize { |
52 | let a = br.read_u16be()?; | |
53 | let r = br.read_u16be()?; | |
54 | let g = br.read_u16be()?; | |
55 | let b = br.read_u16be()?; | |
58cd51fa KS |
56 | pal[i * 4] = (r >> 8) as u8; |
57 | pal[i * 4 + 1] = (g >> 8) as u8; | |
58 | pal[i * 4 + 2] = (b >> 8) as u8; | |
0ad1f05e KS |
59 | if flags == 0x8000 { |
60 | pal[i * 4 + 3] = (a >> 8) as u8; | |
61 | } | |
62 | } | |
63 | if flags == 0x4000 { | |
64 | br.read_skip(8)?; | |
00333698 KS |
65 | } |
66 | Ok(size) | |
67 | } | |
68 | ||
58309c73 KS |
69 | struct RootChunkHandler { |
70 | ctype: u32, | |
71 | parse: fn(dmx: &mut MOVDemuxer, strmgr: &mut StreamManager, size: u64) -> DemuxerResult<u64>, | |
72 | } | |
73 | ||
74 | struct TrackChunkHandler { | |
75 | ctype: u32, | |
76 | parse: fn(track: &mut Track, br: &mut ByteReader, size: u64) -> DemuxerResult<u64>, | |
77 | } | |
78 | ||
79 | const IGNORED_CHUNKS: &[u32] = &[ | |
80 | mktag!(b"free"), mktag!(b"skip"), mktag!(b"udta"), mktag!(b"wide") | |
81 | ]; | |
82 | ||
83 | const ROOT_CHUNK_HANDLERS: &[RootChunkHandler] = &[ | |
7e19285f | 84 | RootChunkHandler { ctype: mktag!(b"ftyp"), parse: read_ftyp }, |
58309c73 KS |
85 | RootChunkHandler { ctype: mktag!(b"mdat"), parse: read_mdat }, |
86 | RootChunkHandler { ctype: mktag!(b"moov"), parse: read_moov }, | |
0a0456a8 KS |
87 | RootChunkHandler { ctype: mktag!(b"moof"), parse: read_moof }, |
88 | RootChunkHandler { ctype: mktag!(b"sidx"), parse: read_sidx }, | |
58309c73 KS |
89 | ]; |
90 | ||
650d7bfb KS |
91 | fn print_cname(ctype: u32, size: u64, off: u64, depth: u8) { |
92 | for _ in 0..depth { print!(" "); } | |
93 | let tag = [(ctype >> 24) as u8, (ctype >> 16) as u8, (ctype >> 8) as u8, ctype as u8]; | |
94 | let mut printable = true; | |
95 | for &ch in tag.iter() { | |
96 | if ch < 0x20 || ch > 0x7F { | |
97 | printable = false; | |
98 | break; | |
99 | } | |
100 | } | |
101 | if printable { | |
102 | print!(" '{}{}{}{}'", tag[0] as char, tag[1] as char, tag[2] as char, tag[3] as char); | |
103 | } else { | |
104 | print!(" {:08X}", ctype); | |
105 | } | |
106 | println!(" size {} @ {:X}", size, off); | |
107 | } | |
108 | ||
58309c73 KS |
109 | macro_rules! read_chunk_list { |
110 | (root; $name: expr, $fname: ident, $handlers: ident) => { | |
111 | fn $fname(&mut self, strmgr: &mut StreamManager, size: u64) -> DemuxerResult<()> { | |
112 | self.depth += 1; | |
113 | validate!(self.depth < 32); | |
114 | let list_end = self.src.tell() + size; | |
115 | while self.src.tell() < list_end { | |
116 | let ret = read_chunk_header(&mut self.src); | |
117 | if ret.is_err() { break; } | |
118 | let (ctype, size) = ret.unwrap(); | |
650d7bfb KS |
119 | if self.print_chunks { |
120 | print_cname(ctype, size, self.src.tell(), self.depth as u8); | |
121 | } | |
58309c73 KS |
122 | if self.src.tell() + size > list_end { |
123 | break; | |
124 | } | |
125 | if IGNORED_CHUNKS.contains(&ctype) { | |
126 | self.src.skip64(size)?; | |
127 | continue; | |
128 | } | |
129 | let handler = $handlers.iter().find(|x| x.ctype == ctype); | |
130 | let read_size; | |
131 | if let Some(ref handler) = handler { | |
132 | read_size = (handler.parse)(self, strmgr, size)?; | |
133 | } else { | |
134 | println!("skipping unknown chunk {:08X} size {}", ctype, size); | |
135 | read_size = 0; | |
136 | } | |
137 | validate!(read_size <= size); | |
138 | self.src.skip64(size - read_size)?; | |
139 | } | |
140 | self.depth -= 1; | |
141 | validate!(self.src.tell() == list_end); | |
142 | Ok(()) | |
143 | } | |
144 | }; | |
145 | (track; $name: expr, $fname: ident, $handlers: ident) => { | |
146 | fn $fname(&mut self, br: &mut ByteReader, size: u64) -> DemuxerResult<()> { | |
147 | self.depth += 1; | |
148 | validate!(self.depth < 32); | |
149 | let list_end = br.tell() + size; | |
150 | while br.tell() < list_end { | |
151 | let ret = read_chunk_header(br); | |
152 | if ret.is_err() { break; } | |
153 | let (ctype, size) = ret.unwrap(); | |
650d7bfb KS |
154 | if self.print_chunks { |
155 | print_cname(ctype, size, br.tell(), self.depth + 1); | |
156 | } | |
58309c73 KS |
157 | if br.tell() + size > list_end { |
158 | break; | |
159 | } | |
160 | if IGNORED_CHUNKS.contains(&ctype) { | |
161 | br.skip64(size)?; | |
162 | continue; | |
163 | } | |
164 | let handler = $handlers.iter().find(|x| x.ctype == ctype); | |
165 | let read_size; | |
166 | if let Some(ref handler) = handler { | |
167 | read_size = (handler.parse)(self, br, size)?; | |
168 | } else { | |
169 | read_size = 0; | |
170 | } | |
171 | validate!(read_size <= size); | |
172 | br.skip64(size - read_size)?; | |
173 | } | |
174 | self.depth -= 1; | |
175 | validate!(br.tell() == list_end); | |
176 | Ok(()) | |
177 | } | |
178 | } | |
179 | } | |
180 | ||
181 | fn skip_chunk(_track: &mut Track, br: &mut ByteReader, size: u64) -> DemuxerResult<u64> { | |
182 | br.skip64(size)?; | |
183 | Ok(size) | |
184 | } | |
185 | ||
7e19285f KS |
186 | fn read_ftyp(dmx: &mut MOVDemuxer, _strmgr: &mut StreamManager, size: u64) -> DemuxerResult<u64> { |
187 | dmx.src.skip64(size)?; | |
188 | Ok(size) | |
189 | } | |
190 | ||
58309c73 KS |
191 | fn read_mdat(dmx: &mut MOVDemuxer, _strmgr: &mut StreamManager, size: u64) -> DemuxerResult<u64> { |
192 | dmx.mdat_pos = dmx.src.tell(); | |
193 | dmx.mdat_size = size; | |
194 | dmx.src.skip64(size)?; | |
195 | Ok(size) | |
196 | } | |
197 | ||
0a0456a8 KS |
198 | fn read_sidx(_dmx: &mut MOVDemuxer, _strmgr: &mut StreamManager, _size: u64) -> DemuxerResult<u64> { |
199 | Ok(0) | |
200 | } | |
201 | ||
58309c73 KS |
202 | fn read_moov(dmx: &mut MOVDemuxer, strmgr: &mut StreamManager, size: u64) -> DemuxerResult<u64> { |
203 | dmx.read_moov(strmgr, size)?; | |
204 | Ok(size) | |
205 | } | |
206 | ||
207 | const MOOV_CHUNK_HANDLERS: &[RootChunkHandler] = &[ | |
208 | RootChunkHandler { ctype: mktag!(b"mvhd"), parse: read_mvhd }, | |
fbf1f900 | 209 | RootChunkHandler { ctype: mktag!(b"cmov"), parse: read_cmov }, |
00333698 | 210 | RootChunkHandler { ctype: mktag!(b"ctab"), parse: read_ctab }, |
58309c73 | 211 | RootChunkHandler { ctype: mktag!(b"trak"), parse: read_trak }, |
7e19285f | 212 | RootChunkHandler { ctype: mktag!(b"meta"), parse: read_meta }, |
0a0456a8 | 213 | RootChunkHandler { ctype: mktag!(b"mvex"), parse: read_mvex }, |
554caf5d | 214 | RootChunkHandler { ctype: mktag!(b"iods"), parse: skip_chunk_mov }, |
58309c73 KS |
215 | ]; |
216 | ||
217 | fn read_mvhd(dmx: &mut MOVDemuxer, _strmgr: &mut StreamManager, size: u64) -> DemuxerResult<u64> { | |
218 | const KNOWN_MVHD_SIZE: u64 = 100; | |
219 | let br = &mut dmx.src; | |
220 | validate!(size >= KNOWN_MVHD_SIZE); | |
221 | let version = br.read_byte()?; | |
222 | validate!(version == 0); | |
223 | let _flags = br.read_u24be()?; | |
224 | let _ctime = br.read_u32be()?; | |
225 | let _mtime = br.read_u32be()?; | |
226 | let tscale = br.read_u32be()?; | |
227 | let duration = br.read_u32be()?; | |
228 | let _pref_rate = br.read_u32be()?; | |
229 | let _pref_volume = br.read_u16be()?; | |
230 | br.read_skip(10)?; | |
231 | br.read_skip(36)?; // matrix | |
232 | let _preview_time = br.read_u32be()?; | |
233 | let _preview_duration = br.read_u32be()?; | |
234 | let _poster_time = br.read_u32be()?; | |
235 | let _sel_time = br.read_u32be()?; | |
236 | let _sel_duration = br.read_u32be()?; | |
237 | let _cur_time = br.read_u32be()?; | |
238 | let _next_track_id = br.read_u32be()?; | |
239 | dmx.duration = duration; | |
240 | dmx.tb_den = tscale; | |
241 | ||
242 | Ok(KNOWN_MVHD_SIZE) | |
243 | } | |
244 | ||
fbf1f900 KS |
245 | fn read_cmov(dmx: &mut MOVDemuxer, strmgr: &mut StreamManager, size: u64) -> DemuxerResult<u64> { |
246 | let br = &mut dmx.src; | |
247 | validate!(size > 24); | |
248 | let dcom_size = br.read_u32be()?; | |
249 | let dcom_tag = br.read_tag()?; | |
250 | let compr_type = br.read_tag()?; | |
251 | validate!(&dcom_tag == b"dcom" && dcom_size == 12); | |
252 | if &compr_type != b"zlib" { | |
253 | return Err(DemuxerError::NotImplemented); | |
254 | } | |
255 | let cmvd_size = u64::from(br.read_u32be()?); | |
256 | let cmvd_tag = br.read_tag()?; | |
257 | validate!(&cmvd_tag == b"cmvd" && cmvd_size > 14 && cmvd_size == size - 12); | |
258 | let comp_size = (cmvd_size - 12) as usize; | |
259 | let uncomp_size = br.read_u32be()? as usize; | |
260 | validate!(uncomp_size > 8); | |
261 | let mut sbuf = vec![0; comp_size]; | |
262 | let mut dbuf = vec![0; uncomp_size]; | |
263 | br.read_buf(sbuf.as_mut_slice())?; | |
61a228ff | 264 | let ret = Inflate::uncompress(sbuf.as_slice(), dbuf.as_mut_slice()); |
fbf1f900 KS |
265 | if ret.is_err() { |
266 | return Err(DemuxerError::InvalidData); | |
267 | } | |
268 | let len = ret.unwrap(); | |
269 | validate!(len == uncomp_size); | |
270 | let mut mr = MemoryReader::new_read(dbuf.as_slice()); | |
271 | let mut br = ByteReader::new(&mut mr); | |
272 | let (ctype, csize) = read_chunk_header(&mut br)?; | |
273 | validate!(ctype == mktag!(b"moov")); | |
274 | let mut ddmx = MOVDemuxer::new(&mut br); | |
650d7bfb | 275 | ddmx.print_chunks = dmx.print_chunks; |
fbf1f900 KS |
276 | ddmx.read_moov(strmgr, csize)?; |
277 | std::mem::swap(&mut dmx.tracks, &mut ddmx.tracks); | |
278 | dmx.duration = ddmx.duration; | |
279 | dmx.tb_den = ddmx.tb_den; | |
280 | std::mem::swap(&mut dmx.pal, &mut ddmx.pal); | |
237cc1f9 | 281 | |
fbf1f900 KS |
282 | Ok(size) |
283 | } | |
284 | ||
00333698 | 285 | fn read_ctab(dmx: &mut MOVDemuxer, _strmgr: &mut StreamManager, size: u64) -> DemuxerResult<u64> { |
58cd51fa KS |
286 | let mut pal = [0; 1024]; |
287 | let size = read_palette(&mut dmx.src, size, &mut pal)?; | |
288 | dmx.pal = Some(Arc::new(pal)); | |
289 | Ok(size) | |
00333698 KS |
290 | } |
291 | ||
7e19285f KS |
292 | fn read_meta(dmx: &mut MOVDemuxer, _strmgr: &mut StreamManager, size: u64) -> DemuxerResult<u64> { |
293 | dmx.src.skip64(size)?; | |
294 | Ok(size) | |
295 | } | |
296 | ||
0a0456a8 KS |
297 | fn read_mvex(_dmx: &mut MOVDemuxer, _strmgr: &mut StreamManager, _size: u64) -> DemuxerResult<u64> { |
298 | Ok(0) | |
299 | } | |
300 | ||
554caf5d KS |
301 | fn skip_chunk_mov(_dmx: &mut MOVDemuxer, _strmgr: &mut StreamManager, _size: u64) -> DemuxerResult<u64> { |
302 | Ok(0) | |
303 | } | |
304 | ||
58309c73 KS |
305 | fn read_trak(dmx: &mut MOVDemuxer, strmgr: &mut StreamManager, size: u64) -> DemuxerResult<u64> { |
306 | let mut track = Track::new(dmx.cur_track as u32, dmx.tb_den); | |
650d7bfb | 307 | track.print_chunks = dmx.print_chunks; |
58309c73 KS |
308 | track.read_trak(&mut dmx.src, size)?; |
309 | validate!(track.tkhd_found && track.stsd_found); | |
310 | validate!(strmgr.get_stream_by_id(track.track_id).is_none()); | |
311 | dmx.cur_track += 1; | |
58309c73 KS |
312 | dmx.tracks.push(track); |
313 | Ok(size) | |
314 | } | |
315 | ||
0a0456a8 KS |
316 | fn read_moof(dmx: &mut MOVDemuxer, strmgr: &mut StreamManager, size: u64) -> DemuxerResult<u64> { |
317 | dmx.moof_off = dmx.src.tell() - 8; | |
318 | dmx.read_moof(strmgr, size)?; | |
319 | Ok(size) | |
320 | } | |
321 | ||
322 | const MOOF_CHUNK_HANDLERS: &[RootChunkHandler] = &[ | |
323 | RootChunkHandler { ctype: mktag!(b"mfhd"), parse: read_mfhd }, | |
324 | RootChunkHandler { ctype: mktag!(b"traf"), parse: read_traf }, | |
325 | RootChunkHandler { ctype: mktag!(b"meta"), parse: read_meta }, | |
326 | ]; | |
327 | ||
328 | fn read_mfhd(dmx: &mut MOVDemuxer, _strmgr: &mut StreamManager, size: u64) -> DemuxerResult<u64> { | |
329 | const KNOWN_MFHD_SIZE: u64 = 8; | |
330 | validate!(size >= KNOWN_MFHD_SIZE); | |
331 | let version = dmx.src.read_byte()?; | |
332 | validate!(version == 0); | |
333 | let flags = dmx.src.read_u24be()?; | |
334 | validate!(flags == 0); | |
335 | let _seq_no = dmx.src.read_u32be()?; | |
336 | ||
337 | Ok(KNOWN_MFHD_SIZE) | |
338 | } | |
339 | ||
340 | fn read_traf(dmx: &mut MOVDemuxer, _strmgr: &mut StreamManager, size: u64) -> DemuxerResult<u64> { | |
341 | let mut buf = [0u8; 16]; | |
342 | dmx.src.peek_buf(&mut buf)?; | |
343 | validate!(&buf[4..8] == b"tfhd"); | |
344 | let track_id = read_u32be(&buf[12..16])?; | |
345 | let mut track = None; | |
346 | for trk in dmx.tracks.iter_mut() { | |
347 | if trk.track_id == track_id { | |
348 | track = Some(trk); | |
349 | break; | |
350 | } | |
351 | } | |
352 | if let Some(track) = track { | |
353 | track.moof_off = dmx.moof_off; | |
354 | track.read_traf(&mut dmx.src, size)?; | |
355 | Ok(size) | |
356 | } else { | |
357 | Ok(0) | |
358 | } | |
359 | } | |
360 | ||
58309c73 KS |
361 | const TRAK_CHUNK_HANDLERS: &[TrackChunkHandler] = &[ |
362 | TrackChunkHandler { ctype: mktag!(b"clip"), parse: skip_chunk }, | |
363 | TrackChunkHandler { ctype: mktag!(b"matt"), parse: skip_chunk }, | |
364 | TrackChunkHandler { ctype: mktag!(b"edts"), parse: skip_chunk }, | |
365 | TrackChunkHandler { ctype: mktag!(b"tref"), parse: skip_chunk }, | |
366 | TrackChunkHandler { ctype: mktag!(b"load"), parse: skip_chunk }, | |
367 | TrackChunkHandler { ctype: mktag!(b"imap"), parse: skip_chunk }, | |
368 | TrackChunkHandler { ctype: mktag!(b"tkhd"), parse: read_tkhd }, | |
369 | TrackChunkHandler { ctype: mktag!(b"mdia"), parse: read_mdia }, | |
370 | ]; | |
371 | ||
372 | fn read_tkhd(track: &mut Track, br: &mut ByteReader, size: u64) -> DemuxerResult<u64> { | |
373 | const KNOWN_TKHD_SIZE: u64 = 84; | |
374 | validate!(size >= KNOWN_TKHD_SIZE); | |
375 | let version = br.read_byte()?; | |
376 | validate!(version == 0); | |
377 | let _flags = br.read_u24be()?; | |
378 | let _ctime = br.read_u32be()?; | |
379 | let _mtime = br.read_u32be()?; | |
380 | let track_id = br.read_u32be()?; | |
381 | br.read_skip(4)?; | |
a480a0de | 382 | let duration = br.read_u32be()?; |
58309c73 KS |
383 | br.read_skip(8)?; |
384 | let _layer = br.read_u16be()?; | |
385 | let _alt_group = br.read_u16be()?; | |
386 | let _volume = br.read_u16be()?; | |
387 | br.read_skip(2)?; | |
388 | br.read_skip(36)?; // matrix | |
389 | let width = br.read_u32be()? as usize; | |
390 | let height = br.read_u32be()? as usize; | |
391 | track.width = width >> 16; | |
392 | track.height = height >> 16; | |
393 | track.track_id = track_id; | |
a480a0de | 394 | track.duration = duration; |
58309c73 KS |
395 | |
396 | track.tkhd_found = true; | |
397 | Ok(KNOWN_TKHD_SIZE) | |
398 | } | |
399 | ||
400 | fn read_mdia(track: &mut Track, br: &mut ByteReader, size: u64) -> DemuxerResult<u64> { | |
401 | track.stream_type = StreamType::None; | |
402 | track.read_mdia(br, size)?; | |
403 | Ok(size) | |
404 | } | |
405 | ||
406 | const MDIA_CHUNK_HANDLERS: &[TrackChunkHandler] = &[ | |
079fff1d | 407 | TrackChunkHandler { ctype: mktag!(b"mdhd"), parse: read_mdhd }, |
58309c73 KS |
408 | TrackChunkHandler { ctype: mktag!(b"hdlr"), parse: read_hdlr }, |
409 | TrackChunkHandler { ctype: mktag!(b"minf"), parse: read_minf }, | |
410 | ]; | |
411 | ||
079fff1d KS |
412 | fn read_mdhd(track: &mut Track, br: &mut ByteReader, size: u64) -> DemuxerResult<u64> { |
413 | const KNOWN_MDHD_SIZE: u64 = 24; | |
414 | validate!(size >= KNOWN_MDHD_SIZE); | |
415 | let version = br.read_byte()?; | |
416 | validate!(version == 0); | |
417 | let flags = br.read_u24be()?; | |
418 | validate!(flags == 0); | |
419 | let _ctime = br.read_u32be()?; | |
420 | let _mtime = br.read_u32be()?; | |
421 | track.tb_den = br.read_u32be()?; | |
422 | validate!(track.tb_den != 0); | |
423 | track.duration = br.read_u32be()?; | |
424 | let _language = br.read_u16be()?; | |
425 | let _quality = br.read_u16be()?; | |
426 | ||
427 | Ok(KNOWN_MDHD_SIZE) | |
428 | } | |
429 | ||
58309c73 KS |
430 | fn read_hdlr(track: &mut Track, br: &mut ByteReader, size: u64) -> DemuxerResult<u64> { |
431 | const KNOWN_HDLR_SIZE: u64 = 24; | |
432 | validate!(size >= KNOWN_HDLR_SIZE); | |
433 | let version = br.read_byte()?; | |
434 | validate!(version == 0); | |
435 | let flags = br.read_u24be()?; | |
436 | validate!(flags == 0); | |
437 | let comp_type = br.read_u32be()?; | |
438 | let comp_subtype = br.read_u32be()?; | |
439 | let _comp_manufacturer = br.read_u32be()?; | |
440 | let _comp_flags = br.read_u32be()?; | |
441 | let _comp_flags_mask = br.read_u32be()?; | |
442 | ||
d4809976 | 443 | if comp_type == mktag!(b"mhlr") || comp_type == 0 { |
58309c73 KS |
444 | if comp_subtype == mktag!(b"vide") { |
445 | track.stream_type = StreamType::Video; | |
446 | } else if comp_subtype == mktag!(b"soun") { | |
447 | track.stream_type = StreamType::Audio; | |
448 | } else { | |
449 | track.stream_type = StreamType::Data; | |
450 | } | |
451 | } else if comp_type == mktag!(b"dhlr") { | |
452 | track.stream_type = StreamType::Data; | |
453 | } else { | |
454 | println!("Unknown stream type"); | |
455 | track.stream_type = StreamType::Data; | |
456 | } | |
c8db9313 | 457 | |
58309c73 KS |
458 | Ok(KNOWN_HDLR_SIZE) |
459 | } | |
460 | ||
461 | fn read_minf(track: &mut Track, br: &mut ByteReader, size: u64) -> DemuxerResult<u64> { | |
462 | track.read_minf(br, size)?; | |
463 | Ok(size) | |
464 | } | |
465 | ||
466 | const MINF_CHUNK_HANDLERS: &[TrackChunkHandler] = &[ | |
467 | TrackChunkHandler { ctype: mktag!(b"hdlr"), parse: skip_chunk }, | |
468 | TrackChunkHandler { ctype: mktag!(b"dinf"), parse: skip_chunk }, | |
469 | TrackChunkHandler { ctype: mktag!(b"vmhd"), parse: read_vmhd }, | |
470 | TrackChunkHandler { ctype: mktag!(b"smhd"), parse: read_smhd }, | |
471 | TrackChunkHandler { ctype: mktag!(b"gmhd"), parse: read_gmhd }, | |
472 | TrackChunkHandler { ctype: mktag!(b"gmin"), parse: read_gmin }, | |
473 | TrackChunkHandler { ctype: mktag!(b"stbl"), parse: read_stbl }, | |
474 | ]; | |
475 | ||
476 | fn read_vmhd(track: &mut Track, br: &mut ByteReader, size: u64) -> DemuxerResult<u64> { | |
477 | const KNOWN_VMHD_SIZE: u64 = 12; | |
478 | validate!(track.stream_type == StreamType::Video); | |
479 | validate!(size >= KNOWN_VMHD_SIZE); | |
480 | let version = br.read_byte()?; | |
481 | validate!(version == 0); | |
482 | let _flags = br.read_u24be()?; | |
483 | br.read_skip(2)?; // graphics mode | |
484 | br.read_skip(6)?; // opcolor | |
485 | Ok(KNOWN_VMHD_SIZE) | |
486 | } | |
487 | ||
488 | fn read_smhd(track: &mut Track, br: &mut ByteReader, size: u64) -> DemuxerResult<u64> { | |
489 | const KNOWN_SMHD_SIZE: u64 = 8; | |
490 | validate!(track.stream_type == StreamType::Audio); | |
491 | validate!(size >= KNOWN_SMHD_SIZE); | |
492 | let version = br.read_byte()?; | |
493 | validate!(version == 0); | |
494 | let _flags = br.read_u24be()?; | |
495 | br.read_skip(2)?; // balance | |
496 | br.read_skip(2)?; | |
497 | Ok(KNOWN_SMHD_SIZE) | |
498 | } | |
499 | ||
500 | fn read_gmhd(track: &mut Track, _br: &mut ByteReader, _size: u64) -> DemuxerResult<u64> { | |
501 | validate!(track.stream_type == StreamType::Data); | |
502 | Ok(0) | |
503 | } | |
504 | ||
505 | fn read_gmin(track: &mut Track, br: &mut ByteReader, size: u64) -> DemuxerResult<u64> { | |
506 | validate!(track.stream_type == StreamType::Data); | |
507 | const KNOWN_GMIN_SIZE: u64 = 16; | |
508 | validate!(size >= KNOWN_GMIN_SIZE); | |
509 | let version = br.read_byte()?; | |
510 | validate!(version == 0); | |
511 | let _flags = br.read_u24be()?; | |
512 | br.read_skip(2)?; // graphics mode | |
513 | br.read_skip(6)?; // opcolor | |
514 | br.read_skip(2)?; // balance | |
515 | br.read_skip(2)?; | |
516 | Ok(KNOWN_GMIN_SIZE) | |
517 | } | |
518 | ||
519 | fn read_stbl(track: &mut Track, br: &mut ByteReader, size: u64) -> DemuxerResult<u64> { | |
520 | track.read_stbl(br, size)?; | |
521 | Ok(size) | |
522 | } | |
523 | ||
524 | const STBL_CHUNK_HANDLERS: &[TrackChunkHandler] = &[ | |
525 | TrackChunkHandler { ctype: mktag!(b"stsd"), parse: read_stsd }, | |
bbbf86dd | 526 | TrackChunkHandler { ctype: mktag!(b"stts"), parse: read_stts }, |
58309c73 KS |
527 | TrackChunkHandler { ctype: mktag!(b"stss"), parse: read_stss }, |
528 | TrackChunkHandler { ctype: mktag!(b"stsc"), parse: read_stsc }, | |
529 | TrackChunkHandler { ctype: mktag!(b"stsz"), parse: read_stsz }, | |
530 | TrackChunkHandler { ctype: mktag!(b"stco"), parse: read_stco }, | |
531 | TrackChunkHandler { ctype: mktag!(b"stsh"), parse: skip_chunk }, | |
4e7deeda | 532 | TrackChunkHandler { ctype: mktag!(b"ctts"), parse: read_ctts }, |
58309c73 KS |
533 | ]; |
534 | ||
89b16ac8 KS |
535 | fn parse_audio_edata(br: &mut ByteReader, start_pos: u64, size: u64) -> DemuxerResult<Option<Vec<u8>>> { |
536 | let read_part = br.tell() - start_pos; | |
537 | if read_part + 8 < size { | |
9aa783a0 KS |
538 | let mut buf = [0; 8]; |
539 | br.peek_buf(&mut buf)?; | |
540 | if &buf[4..8] != b"wave" { | |
541 | let mut buf = vec![0; (size - read_part) as usize]; | |
542 | br.read_buf(&mut buf)?; | |
543 | return Ok(Some(buf)); | |
544 | } | |
545 | ||
89b16ac8 KS |
546 | let csize = br.read_u32be()? as u64; |
547 | let ctag = br.read_u32be()?; | |
548 | validate!(read_part + csize <= size); | |
549 | validate!(ctag == mktag!(b"wave")); | |
550 | if csize == 8 { | |
551 | return Ok(None); | |
552 | } | |
553 | let mut buf = [0; 8]; | |
554 | br.peek_buf(&mut buf)?; | |
555 | if &buf[4..8] == b"frma" { | |
556 | br.read_skip(12)?; | |
557 | if csize > 20 { | |
558 | let mut buf = vec![0; (csize - 20) as usize]; | |
559 | br.read_buf(&mut buf)?; | |
560 | Ok(Some(buf)) | |
561 | } else { | |
562 | Ok(None) | |
563 | } | |
564 | } else if csize > 8 { | |
565 | let mut buf = vec![0; (csize as usize) - 8]; | |
566 | br.read_buf(&mut buf)?; | |
567 | Ok(Some(buf)) | |
568 | } else { | |
569 | Ok(None) | |
570 | } | |
571 | } else { | |
572 | Ok(None) | |
573 | } | |
574 | } | |
575 | ||
58309c73 KS |
576 | fn read_stsd(track: &mut Track, br: &mut ByteReader, size: u64) -> DemuxerResult<u64> { |
577 | const KNOWN_STSD_SIZE: u64 = 24; | |
578 | validate!(size >= KNOWN_STSD_SIZE); | |
579 | let start_pos = br.tell(); | |
580 | let version = br.read_byte()?; | |
581 | validate!(version == 0); | |
582 | let _flags = br.read_u24be()?; | |
583 | let entries = br.read_u32be()?; | |
584 | validate!(entries > 0); | |
61cab15b | 585 | let esize = u64::from(br.read_u32be()?); |
58309c73 KS |
586 | validate!(esize + 8 <= size); |
587 | let mut fcc = [0u8; 4]; | |
588 | br.read_buf(&mut fcc)?; | |
589 | br.read_skip(6)?; | |
590 | let _data_ref = br.read_u16be()?; | |
591 | ||
592 | track.fcc = fcc; | |
593 | ||
594 | let codec_info; | |
595 | match track.stream_type { | |
596 | StreamType::Video => { | |
597 | let _ver = br.read_u16be()?; | |
598 | let _revision = br.read_u16le()?; | |
599 | let _vendor = br.read_u32be()?; | |
600 | let _temp_quality = br.read_u32be()?; | |
601 | let _spat_quality = br.read_u32be()?; | |
602 | let width = br.read_u16be()? as usize; | |
603 | let height = br.read_u16be()? as usize; | |
604 | let _hor_res = br.read_u32be()?; | |
605 | let _vert_res = br.read_u32be()?; | |
606 | let data_size = br.read_u32be()?; | |
607 | validate!(data_size == 0); | |
608 | let _frame_count = br.read_u16be()? as usize; | |
609 | let _cname_len = br.read_byte()? as usize; | |
610 | br.read_skip(31)?; // actual compressor name | |
611 | let depth = br.read_u16be()?; | |
612 | let ctable_id = br.read_u16be()?; | |
8019c866 KS |
613 | let grayscale = depth > 0x20 || depth == 1; |
614 | let depth = if grayscale { depth & 0x1F } else { depth }; | |
615 | validate!(depth <= 8 || (ctable_id == 0xFFFF)); | |
58309c73 | 616 | if ctable_id == 0 { |
00333698 | 617 | let max_pal_size = start_pos + size - br.tell(); |
58cd51fa KS |
618 | let mut pal = [0; 1024]; |
619 | read_palette(br, max_pal_size, &mut pal)?; | |
620 | track.pal = Some(Arc::new(pal)); | |
8019c866 | 621 | } else if (depth <= 8) && !grayscale { |
2736c15a KS |
622 | match depth & 0x1F { |
623 | 2 => { | |
624 | let mut pal = [0; 1024]; | |
625 | (&mut pal[..4 * 4]).copy_from_slice(&MOV_DEFAULT_PAL_2BIT); | |
626 | track.pal = Some(Arc::new(pal)); | |
627 | }, | |
628 | 4 => { | |
629 | let mut pal = [0; 1024]; | |
630 | (&mut pal[..16 * 4]).copy_from_slice(&MOV_DEFAULT_PAL_4BIT); | |
631 | track.pal = Some(Arc::new(pal)); | |
632 | }, | |
633 | 8 => { | |
634 | track.pal = Some(Arc::new(MOV_DEFAULT_PAL_8BIT)); | |
635 | }, | |
636 | _ => {}, | |
637 | }; | |
2949bcfa | 638 | } else if grayscale && ctable_id != 0xFFFF { |
2736c15a KS |
639 | let mut pal = [0; 1024]; |
640 | let cdepth = depth & 0x1F; | |
641 | let size = 1 << cdepth; | |
642 | for i in 0..size { | |
8019c866 | 643 | let mut clr = ((size - 1 - i) as u8) << (8 - cdepth); |
2736c15a KS |
644 | let mut off = 8 - cdepth; |
645 | while off >= cdepth { | |
646 | clr |= clr >> (8 - off); | |
647 | off -= cdepth; | |
648 | } | |
649 | if off > 0 { | |
650 | clr |= clr >> (8 - off); | |
651 | } | |
652 | pal[i * 4] = clr; | |
653 | pal[i * 4 + 1] = clr; | |
654 | pal[i * 4 + 2] = clr; | |
655 | } | |
656 | track.pal = Some(Arc::new(pal)); | |
58309c73 KS |
657 | } |
658 | // todo other atoms, put as extradata | |
659 | let cname = if let Some(name) = find_codec_from_mov_video_fourcc(&fcc) { | |
660 | name | |
661 | } else if let Some(name) = find_codec_from_avi_fourcc(&fcc) { | |
662 | name | |
663 | } else { | |
664 | "unknown" | |
665 | }; | |
666 | let format = if depth > 8 { RGB24_FORMAT } else { PAL8_FORMAT }; | |
8019c866 KS |
667 | let mut vhdr = NAVideoInfo::new(width, height, false, format); |
668 | vhdr.bits = depth as u8; | |
b9862e98 KS |
669 | //skip various common atoms |
670 | while br.tell() - start_pos + 4 < size { | |
671 | let mut buf = [0u8; 8]; | |
672 | br.peek_buf(&mut buf)?; | |
673 | let tsize = read_u32be(&buf).unwrap() as usize; | |
674 | let tag = &buf[4..8]; | |
675 | validate!(tsize >= 8); | |
676 | match tag { | |
677 | b"pasp" | b"clap" => { | |
678 | br.read_skip(tsize)?; | |
679 | }, | |
680 | _ => break, | |
681 | }; | |
682 | } | |
61cab15b | 683 | let edata = if br.tell() - start_pos + 4 < size { |
61cab15b | 684 | let edata_size = br.read_u32be()? as usize; |
d341f57a KS |
685 | validate!(edata_size >= 4); |
686 | let mut buf = vec![0; edata_size - 4]; | |
58309c73 | 687 | br.read_buf(buf.as_mut_slice())?; |
61cab15b KS |
688 | Some(buf) |
689 | } else { | |
690 | None | |
691 | }; | |
58309c73 KS |
692 | codec_info = NACodecInfo::new(cname, NACodecTypeInfo::Video(vhdr), edata); |
693 | }, | |
694 | StreamType::Audio => { | |
89b16ac8 | 695 | let sver = br.read_u16be()?; |
58309c73 KS |
696 | let _revision = br.read_u16le()?; |
697 | let _vendor = br.read_u32be()?; | |
9559c2c8 KS |
698 | let mut nchannels = br.read_u16be()?; |
699 | if sver != 2 { | |
700 | validate!(nchannels <= 64); | |
701 | } | |
58309c73 KS |
702 | let sample_size = br.read_u16be()?; |
703 | validate!(sample_size <= 128); | |
704 | let _compr_id = br.read_u16be()?; | |
705 | let packet_size = br.read_u16be()? as usize; | |
706 | validate!(packet_size == 0); | |
9559c2c8 KS |
707 | let mut sample_rate = br.read_u32be()? >> 16; |
708 | if sver != 2 { | |
709 | validate!(sample_rate > 0); | |
710 | } | |
58309c73 KS |
711 | let cname = if let Some(name) = find_codec_from_mov_audio_fourcc(&fcc) { |
712 | name | |
713 | } 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]))) { | |
714 | name | |
715 | } else { | |
716 | "unknown" | |
717 | }; | |
e5d3fef5 KS |
718 | let mut soniton = NASoniton::new(sample_size as u8, SONITON_FLAG_SIGNED | SONITON_FLAG_BE); |
719 | if &fcc == b"raw " && sample_size == 8 { | |
720 | soniton.signed = false; | |
721 | } | |
58309c73 | 722 | let block_align = 1; |
9559c2c8 KS |
723 | match sver { |
724 | 1 => { | |
725 | let samples_per_packet = br.read_u32be()?; | |
726 | let _bytes_per_packet = br.read_u32be()?; | |
727 | let bytes_per_frame = br.read_u32be()?; | |
728 | let _bytes_per_sample = br.read_u32be()?; | |
729 | track.bsize = bytes_per_frame as usize; | |
730 | track.frame_samples = samples_per_packet as usize; | |
731 | track.tb_num = samples_per_packet; | |
732 | }, | |
733 | 2 => { | |
734 | br.read_u32be()?; // some size | |
735 | let srate = br.read_f64be()?; | |
736 | validate!(srate > 1.0); | |
737 | sample_rate = srate as u32; | |
738 | let channels = br.read_u32be()?; | |
739 | validate!(channels > 0 && channels < 255); | |
740 | nchannels = channels as u16; | |
741 | br.read_u32be()?; // always 0x7F000000 | |
742 | let _bits_per_csample = br.read_u32be()?; | |
743 | let _codec_flags = br.read_u32be()?; | |
744 | let bytes_per_frame = br.read_u32be()?; | |
745 | let samples_per_packet = br.read_u32be()?; | |
746 | track.bsize = bytes_per_frame as usize; | |
747 | track.frame_samples = samples_per_packet as usize; | |
748 | track.tb_num = samples_per_packet; | |
749 | }, | |
750 | _ => { | |
751 | track.bsize = (sample_size / 8) as usize; | |
752 | }, | |
753 | }; | |
754 | track.tb_den = sample_rate; | |
7afec34d KS |
755 | track.raw_audio = match &fcc { |
756 | b"NONE" | b"raw " | b"twos" | b"sowt" | | |
757 | b"in24" | b"in32" | b"fl32" | b"fl64" | | |
758 | b"ima4" | b"ms\x00\x02" | b"ms\x00\x21" | | |
759 | b"alaw" | b"ulaw" | | |
760 | b"MAC3" | b"MAC6" => true, | |
761 | _ => false, | |
762 | }; | |
9559c2c8 | 763 | let ahdr = NAAudioInfo::new(sample_rate, nchannels as u8, soniton, block_align); |
89b16ac8 | 764 | let edata = parse_audio_edata(br, start_pos, size)?; |
58309c73 KS |
765 | codec_info = NACodecInfo::new(cname, NACodecTypeInfo::Audio(ahdr), edata); |
766 | track.channels = nchannels as usize; | |
767 | track.bits = sample_size as usize; | |
768 | }, | |
769 | StreamType::None => { | |
770 | return Err(DemuxerError::InvalidData); | |
771 | }, | |
772 | _ => { | |
773 | //todo put it all into extradata | |
774 | let edata = None; | |
775 | codec_info = NACodecInfo::new("unknown", NACodecTypeInfo::None, edata); | |
776 | }, | |
777 | }; | |
778 | let read_size = br.tell() - start_pos; | |
779 | validate!(read_size <= size); | |
7afec34d | 780 | 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 |
781 | track.stsd_found = true; |
782 | Ok(read_size) | |
783 | } | |
784 | ||
bbbf86dd | 785 | fn read_stts(track: &mut Track, br: &mut ByteReader, size: u64) -> DemuxerResult<u64> { |
d4809976 | 786 | validate!(size >= 8); |
bbbf86dd KS |
787 | let start_pos = br.tell(); |
788 | let version = br.read_byte()?; | |
789 | validate!(version == 0); | |
790 | let _flags = br.read_u24be()?; | |
791 | let entries = br.read_u32be()? as usize; | |
792 | validate!(entries as u64 <= (size - 8) / 8); | |
d4809976 KS |
793 | if entries == 0 { |
794 | } else if entries == 1 { | |
bbbf86dd KS |
795 | let _count = br.read_u32be()?; |
796 | let tb_num = br.read_u32be()?; | |
4e7deeda | 797 | validate!(tb_num != 0); |
0a0456a8 | 798 | track.rescale(tb_num); |
bbbf86dd | 799 | } else { |
37952415 | 800 | track.time_to_sample.clear(); |
bbbf86dd KS |
801 | track.time_to_sample.reserve(entries); |
802 | for _ in 0..entries { | |
803 | let count = br.read_u32be()?; | |
804 | let mult = br.read_u32be()?; | |
805 | track.time_to_sample.push((count, mult)); | |
806 | } | |
807 | } | |
808 | let read_size = br.tell() - start_pos; | |
809 | validate!(read_size <= size); | |
810 | Ok(read_size) | |
811 | } | |
812 | ||
58309c73 KS |
813 | fn read_stss(track: &mut Track, br: &mut ByteReader, size: u64) -> DemuxerResult<u64> { |
814 | let version = br.read_byte()?; | |
815 | validate!(version == 0); | |
816 | let _flags = br.read_u24be()?; | |
817 | let entries = br.read_u32be()? as usize; | |
818 | validate!(entries < ((std::u32::MAX >> 2) - 8) as usize); | |
819 | validate!((entries * 4 + 8) as u64 == size); | |
820 | track.keyframes = Vec::with_capacity(entries); | |
821 | let mut last_sample_no = 0; | |
822 | for _ in 0..entries { | |
823 | let sample_no = br.read_u32be()?; | |
824 | validate!(sample_no > last_sample_no); | |
825 | track.keyframes.push(sample_no); | |
826 | last_sample_no = sample_no; | |
827 | } | |
828 | Ok(size) | |
829 | } | |
830 | ||
831 | fn read_stsc(track: &mut Track, br: &mut ByteReader, size: u64) -> DemuxerResult<u64> { | |
832 | let version = br.read_byte()?; | |
833 | validate!(version == 0); | |
834 | let _flags = br.read_u24be()?; | |
835 | let entries = br.read_u32be()? as usize; | |
836 | validate!(entries < ((std::u32::MAX / 12) - 8) as usize); | |
837 | validate!((entries * 12 + 8) as u64 == size); | |
838 | track.sample_map = Vec::with_capacity(entries); | |
839 | let mut last_sample_no = 0; | |
840 | for _i in 0..entries { | |
841 | let sample_no = br.read_u32be()?; | |
842 | validate!(sample_no > last_sample_no); | |
843 | let nsamples = br.read_u32be()?; | |
844 | let _sample_desc = br.read_u32be()?; | |
845 | track.sample_map.push((sample_no, nsamples)); | |
846 | last_sample_no = sample_no; | |
847 | } | |
848 | Ok(size) | |
849 | } | |
850 | ||
851 | fn read_stsz(track: &mut Track, br: &mut ByteReader, size: u64) -> DemuxerResult<u64> { | |
852 | let version = br.read_byte()?; | |
853 | validate!(version == 0); | |
854 | let _flags = br.read_u24be()?; | |
855 | let sample_size = br.read_u32be()?; | |
856 | if sample_size != 0 { | |
857 | track.sample_size = sample_size; | |
9efec4ed KS |
858 | if track.sample_size != 1 || track.bsize == 0 { |
859 | track.bsize = sample_size as usize; | |
860 | } | |
58309c73 KS |
861 | Ok(8) |
862 | } else { | |
863 | let entries = br.read_u32be()? as usize; | |
864 | validate!((entries * 4 + 12) as u64 == size); | |
865 | track.chunk_sizes = Vec::with_capacity(entries); | |
866 | for _ in 0..entries { | |
867 | let sample_size = br.read_u32be()?; | |
868 | track.chunk_sizes.push(sample_size); | |
869 | } | |
870 | Ok(size) | |
871 | } | |
872 | } | |
873 | ||
874 | fn read_stco(track: &mut Track, br: &mut ByteReader, size: u64) -> DemuxerResult<u64> { | |
875 | let version = br.read_byte()?; | |
876 | validate!(version == 0); | |
877 | let _flags = br.read_u24be()?; | |
878 | let entries = br.read_u32be()? as usize; | |
879 | validate!((entries * 4 + 8) as u64 == size); | |
880 | track.chunk_offsets = Vec::with_capacity(entries); | |
881 | for _i in 0..entries { | |
882 | let sample_offset = br.read_u32be()?; | |
883 | track.chunk_offsets.push(u64::from(sample_offset)); | |
884 | } | |
885 | Ok(size) | |
886 | } | |
887 | ||
4e7deeda KS |
888 | fn read_ctts(track: &mut Track, br: &mut ByteReader, size: u64) -> DemuxerResult<u64> { |
889 | validate!(size >= 8); | |
890 | let version = br.read_byte()?; | |
891 | let _flags = br.read_u24be()?; | |
892 | if version > 1 { | |
893 | return Err(DemuxerError::NotImplemented); | |
894 | } | |
895 | let entries = br.read_u32be()? as usize; | |
896 | track.ctts_version = version; | |
897 | track.ctts_map.resize(entries); | |
898 | match version { | |
899 | 0 | 1 => { | |
900 | validate!(size == (entries as u64) * 8 + 8); | |
901 | for _ in 0..entries { | |
902 | let samp_count = br.read_u32be()?; | |
903 | let samp_offset = br.read_u32be()?; | |
904 | track.ctts_map.add(samp_count, samp_offset / track.tb_div); | |
905 | } | |
906 | }, | |
907 | _ => unreachable!(), | |
908 | }; | |
909 | track.ctts_map.reset(); | |
910 | ||
911 | Ok(size) | |
912 | } | |
913 | ||
0a0456a8 KS |
914 | const TRAF_CHUNK_HANDLERS: &[TrackChunkHandler] = &[ |
915 | TrackChunkHandler { ctype: mktag!(b"tfhd"), parse: read_tfhd }, | |
916 | TrackChunkHandler { ctype: mktag!(b"trun"), parse: read_trun }, | |
917 | TrackChunkHandler { ctype: mktag!(b"sbgp"), parse: skip_chunk }, | |
918 | TrackChunkHandler { ctype: mktag!(b"sgpd"), parse: skip_chunk }, | |
919 | TrackChunkHandler { ctype: mktag!(b"subs"), parse: skip_chunk }, | |
920 | TrackChunkHandler { ctype: mktag!(b"saiz"), parse: skip_chunk }, | |
921 | TrackChunkHandler { ctype: mktag!(b"saio"), parse: skip_chunk }, | |
922 | TrackChunkHandler { ctype: mktag!(b"tfdt"), parse: skip_chunk }, | |
923 | TrackChunkHandler { ctype: mktag!(b"meta"), parse: skip_chunk }, | |
924 | ]; | |
925 | ||
926 | fn read_tfhd(track: &mut Track, br: &mut ByteReader, size: u64) -> DemuxerResult<u64> { | |
927 | validate!(size >= 8); | |
928 | let start = br.tell(); | |
929 | let _version = br.read_byte()?; | |
930 | let flags = br.read_u24be()?; | |
931 | let _track_id = br.read_u32be()?; | |
932 | if (flags & 0x000001) != 0 { | |
933 | let base_offset = br.read_u64be()?; | |
934 | track.moof_off = base_offset; | |
935 | } | |
936 | if (flags & 0x000002) != 0 { | |
937 | let _sample_description_index = br.read_u32be()?; | |
938 | } | |
939 | if (flags & 0x000008) != 0 { | |
940 | let default_sample_duration = br.read_u32be()?; | |
941 | if track.tb_div == 1 { | |
942 | track.rescale(default_sample_duration); | |
943 | } | |
944 | } | |
945 | if (flags & 0x000010) != 0 { | |
946 | let _default_sample_size = br.read_u32be()?; | |
947 | } | |
948 | if (flags & 0x000020) != 0 { | |
949 | let _default_sample_flags = br.read_u32be()?; | |
950 | } | |
951 | if (flags & 0x010000) != 0 { | |
952 | } | |
953 | /*if (flags & 0x020000) != 0 { // base offset is moof start | |
954 | }*/ | |
955 | Ok(br.tell() - start) | |
956 | } | |
957 | ||
958 | fn read_trun(track: &mut Track, br: &mut ByteReader, size: u64) -> DemuxerResult<u64> { | |
959 | validate!(size >= 8); | |
960 | let version = br.read_byte()?; | |
961 | let flags = br.read_u24be()?; | |
962 | let data_off_present = (flags & 0x000001) != 0; | |
963 | let first_sample_flags = (flags & 0x000004) != 0; | |
964 | let sample_duration_present = (flags & 0x000100) != 0; | |
965 | let sample_size_present = (flags & 0x000200) != 0; | |
966 | let sample_flags_present = (flags & 0x000400) != 0; | |
967 | let sample_ct_off_present = (flags & 0x000800) != 0; | |
968 | ||
969 | let sample_count = br.read_u32be()? as usize; | |
970 | ||
971 | let mut hdr_size = 8; | |
972 | let mut arr_size = 0; | |
973 | if data_off_present { | |
974 | hdr_size += 4; | |
975 | } | |
976 | if first_sample_flags { | |
977 | hdr_size += 4; | |
978 | } | |
979 | if sample_duration_present { | |
980 | arr_size += 4; | |
981 | } | |
982 | if sample_size_present { | |
983 | arr_size += 4; | |
984 | } | |
985 | if sample_flags_present { | |
986 | arr_size += 4; | |
987 | } | |
988 | if sample_ct_off_present { | |
989 | arr_size += 4; | |
990 | } | |
991 | validate!(size == hdr_size + arr_size * (sample_count as u64)); | |
992 | ||
993 | let mut data_off = if data_off_present { | |
994 | let off = br.read_u32be()? as i32; | |
995 | let new_off = (track.moof_off as i64) + i64::from(off); | |
996 | validate!(new_off > 0); | |
997 | new_off as u64 | |
998 | } else { | |
999 | track.moof_off | |
1000 | }; | |
1001 | if first_sample_flags { | |
1002 | let _flags = br.read_u32be()?; | |
1003 | } | |
1004 | ||
1005 | if sample_size_present { | |
1006 | track.chunk_sizes.reserve(sample_count); | |
1007 | track.chunk_offsets.reserve(sample_count); | |
1008 | } | |
1009 | ||
1010 | if sample_ct_off_present { | |
1011 | if track.ctts_version != version { | |
1012 | track.ctts_version = version; | |
1013 | } | |
1014 | track.ctts_map.reserve(sample_count); | |
1015 | } | |
1016 | ||
6bb26927 KS |
1017 | if track.chunk_offsets.len() < (std::u32::MAX as usize) { |
1018 | track.keyframes.push((track.chunk_offsets.len() + 1) as u32); | |
1019 | } | |
0a0456a8 KS |
1020 | for _ in 0..sample_count { |
1021 | if sample_duration_present { | |
1022 | let _duration = br.read_u32be()?; | |
1023 | } | |
1024 | if sample_size_present { | |
1025 | let ssize = br.read_u32be()?; | |
1026 | track.chunk_sizes.push(ssize); | |
1027 | track.chunk_offsets.push(data_off); | |
1028 | data_off += u64::from(ssize); | |
1029 | } | |
1030 | if sample_flags_present { | |
1031 | let _flags = br.read_u32be()?; | |
1032 | } | |
1033 | if sample_ct_off_present { | |
1034 | let samp_offset = br.read_u32be()?; | |
1035 | if version == 0 { | |
1036 | track.ctts_map.add(1, samp_offset / track.tb_div); | |
1037 | } else { | |
1038 | track.ctts_map.add(1, ((samp_offset as i32) / (track.tb_div as i32)) as u32); | |
1039 | } | |
1040 | } | |
1041 | } | |
1042 | ||
1043 | Ok(size) | |
1044 | } | |
1045 | ||
58309c73 KS |
1046 | struct MOVDemuxer<'a> { |
1047 | src: &'a mut ByteReader<'a>, | |
1048 | depth: usize, | |
1049 | mdat_pos: u64, | |
1050 | mdat_size: u64, | |
1051 | tracks: Vec<Track>, | |
1052 | cur_track: usize, | |
1053 | tb_den: u32, | |
1054 | duration: u32, | |
58cd51fa | 1055 | pal: Option<Arc<[u8; 1024]>>, |
650d7bfb | 1056 | |
0a0456a8 KS |
1057 | moof_off: u64, |
1058 | ||
650d7bfb | 1059 | print_chunks: bool, |
58309c73 KS |
1060 | } |
1061 | ||
1062 | struct Track { | |
1063 | track_id: u32, | |
1064 | track_str_id: usize, | |
1065 | track_no: u32, | |
bbbf86dd | 1066 | tb_num: u32, |
58309c73 | 1067 | tb_den: u32, |
4e7deeda | 1068 | tb_div: u32, |
7afec34d KS |
1069 | raw_audio: bool, |
1070 | raw_apos: u64, | |
a480a0de | 1071 | duration: u32, |
58309c73 KS |
1072 | depth: u8, |
1073 | tkhd_found: bool, | |
1074 | stsd_found: bool, | |
1075 | stream_type: StreamType, | |
1076 | width: usize, | |
1077 | height: usize, | |
1078 | channels: usize, | |
1079 | bits: usize, | |
9efec4ed | 1080 | bsize: usize, |
58309c73 KS |
1081 | fcc: [u8; 4], |
1082 | keyframes: Vec<u32>, | |
1083 | chunk_sizes: Vec<u32>, | |
1084 | chunk_offsets: Vec<u64>, | |
bbbf86dd | 1085 | time_to_sample: Vec<(u32, u32)>, |
58309c73 KS |
1086 | sample_map: Vec<(u32, u32)>, |
1087 | sample_size: u32, | |
b0e12d42 | 1088 | frame_samples: usize, |
4e7deeda KS |
1089 | ctts_map: RLESearcher<u32>, |
1090 | ctts_version: u8, | |
58309c73 KS |
1091 | stream: Option<NAStream>, |
1092 | cur_chunk: usize, | |
1093 | cur_sample: usize, | |
07972bf3 | 1094 | cur_ts: Option<u64>, |
58309c73 KS |
1095 | samples_left: usize, |
1096 | last_offset: u64, | |
58cd51fa | 1097 | pal: Option<Arc<[u8; 1024]>>, |
bbbf86dd | 1098 | timesearch: TimeSearcher, |
650d7bfb | 1099 | |
0a0456a8 KS |
1100 | moof_off: u64, |
1101 | ||
650d7bfb | 1102 | print_chunks: bool, |
bbbf86dd KS |
1103 | } |
1104 | ||
1105 | #[derive(Default)] | |
1106 | struct TimeSearcher { | |
1107 | idx: usize, | |
1108 | base: u64, | |
1109 | sbase: u32, | |
1110 | cur_len: u32, | |
1111 | cur_mul: u32, | |
1112 | } | |
1113 | ||
1114 | impl TimeSearcher { | |
1115 | fn new() -> Self { Self::default() } | |
1116 | fn reset(&mut self) { | |
1117 | *self = Self::default(); | |
1118 | } | |
b7c882c1 | 1119 | fn map_time(&mut self, sample: u32, tts: &[(u32, u32)]) -> u64 { |
bbbf86dd KS |
1120 | if tts.is_empty() { |
1121 | u64::from(sample) | |
1122 | } else if sample >= self.sbase { | |
1123 | let mut sample = sample - self.sbase; | |
1124 | if self.idx == 0 { | |
1125 | let (cur_len, cur_mul) = tts[0]; | |
1126 | self.cur_len = cur_len; | |
1127 | self.cur_mul = cur_mul; | |
1128 | self.idx += 1; | |
1129 | } | |
1130 | while self.idx < tts.len() && sample > self.cur_len { | |
1131 | sample -= self.cur_len; | |
1132 | self.sbase += self.cur_len; | |
1133 | self.base += u64::from(self.cur_len) * u64::from(self.cur_mul); | |
1134 | self.cur_len = tts[self.idx].0; | |
1135 | self.cur_mul = tts[self.idx].1; | |
1136 | self.idx += 1; | |
1137 | } | |
1138 | self.base + u64::from(sample) * u64::from(self.cur_mul) | |
1139 | } else { | |
1140 | self.reset(); | |
1141 | self.map_time(sample, tts) | |
1142 | } | |
1143 | } | |
58309c73 KS |
1144 | } |
1145 | ||
4e7deeda KS |
1146 | #[derive(Default)] |
1147 | struct RLESearcher<T> { | |
1148 | array: Vec<(u32, T)>, | |
1149 | idx: usize, | |
1150 | start: u64, | |
1151 | next: u64, | |
1152 | } | |
1153 | ||
1154 | impl<T:Default+Copy> RLESearcher<T> { | |
1155 | fn new() -> Self { Self::default() } | |
1156 | fn resize(&mut self, size: usize) { | |
37952415 | 1157 | self.array.clear(); |
4e7deeda KS |
1158 | self.array.reserve(size); |
1159 | } | |
0a0456a8 KS |
1160 | fn reserve(&mut self, size: usize) { |
1161 | self.array.reserve(size); | |
1162 | } | |
4e7deeda KS |
1163 | fn add(&mut self, len: u32, val: T) { |
1164 | self.array.push((len, val)); | |
1165 | } | |
1166 | fn reset(&mut self) { | |
1167 | self.start = 0; | |
1168 | if !self.array.is_empty() { | |
1169 | self.idx = 0; | |
1170 | self.next = u64::from(self.array[0].0); | |
1171 | } else { | |
1172 | self.idx = self.array.len(); | |
1173 | self.next = 0; | |
1174 | } | |
1175 | } | |
1176 | fn map(&mut self, sample: u64) -> Option<T> { | |
1177 | if sample < self.start { | |
1178 | self.reset(); | |
1179 | } | |
1180 | if self.idx < self.array.len() { | |
1181 | if sample < self.next { | |
1182 | Some(self.array[self.idx].1) | |
1183 | } else { | |
1184 | while (self.idx < self.array.len()) && (sample >= self.next) { | |
1185 | self.start = self.next; | |
1186 | self.idx += 1; | |
1187 | if self.idx < self.array.len() { | |
1188 | self.next += u64::from(self.array[self.idx].0); | |
1189 | } | |
1190 | } | |
1191 | if self.idx < self.array.len() { | |
1192 | Some(self.array[self.idx].1) | |
1193 | } else { | |
1194 | None | |
1195 | } | |
1196 | } | |
1197 | } else { | |
1198 | None | |
1199 | } | |
1200 | } | |
1201 | } | |
1202 | ||
58309c73 KS |
1203 | impl Track { |
1204 | fn new(track_no: u32, tb_den: u32) -> Self { | |
1205 | Self { | |
1206 | tkhd_found: false, | |
1207 | stsd_found: false, | |
1208 | track_id: 0, | |
1209 | track_str_id: 0, | |
1210 | track_no, | |
bbbf86dd | 1211 | tb_num: 1, |
58309c73 | 1212 | tb_den, |
4e7deeda | 1213 | tb_div: 1, |
7afec34d KS |
1214 | raw_audio: false, |
1215 | raw_apos: 0, | |
a480a0de | 1216 | duration: 0, |
58309c73 KS |
1217 | stream_type: StreamType::None, |
1218 | width: 0, | |
1219 | height: 0, | |
1220 | channels: 0, | |
1221 | bits: 0, | |
9efec4ed | 1222 | bsize: 0, |
58309c73 KS |
1223 | fcc: [0; 4], |
1224 | keyframes: Vec::new(), | |
1225 | chunk_sizes: Vec::new(), | |
1226 | chunk_offsets: Vec::new(), | |
bbbf86dd | 1227 | time_to_sample: Vec::new(), |
58309c73 KS |
1228 | sample_map: Vec::new(), |
1229 | sample_size: 0, | |
b0e12d42 | 1230 | frame_samples: 0, |
4e7deeda KS |
1231 | ctts_map: RLESearcher::new(), |
1232 | ctts_version: 0, | |
58309c73 KS |
1233 | stream: None, |
1234 | depth: 0, | |
1235 | cur_chunk: 0, | |
1236 | cur_sample: 0, | |
07972bf3 | 1237 | cur_ts: None, |
58309c73 KS |
1238 | samples_left: 0, |
1239 | last_offset: 0, | |
58cd51fa | 1240 | pal: None, |
bbbf86dd | 1241 | timesearch: TimeSearcher::new(), |
650d7bfb | 1242 | |
0a0456a8 KS |
1243 | moof_off: 0, |
1244 | ||
650d7bfb | 1245 | print_chunks: false, |
58309c73 KS |
1246 | } |
1247 | } | |
1248 | read_chunk_list!(track; "trak", read_trak, TRAK_CHUNK_HANDLERS); | |
1249 | read_chunk_list!(track; "mdia", read_mdia, MDIA_CHUNK_HANDLERS); | |
1250 | read_chunk_list!(track; "minf", read_minf, MINF_CHUNK_HANDLERS); | |
1251 | read_chunk_list!(track; "stbl", read_stbl, STBL_CHUNK_HANDLERS); | |
0a0456a8 KS |
1252 | read_chunk_list!(track; "traf", read_traf, TRAF_CHUNK_HANDLERS); |
1253 | fn rescale(&mut self, tb_num: u32) { | |
1254 | self.tb_div = tb_num; | |
1255 | if let Some(ref mut stream) = self.stream { | |
1256 | let tb_den = stream.tb_den; | |
1257 | let (tb_num, tb_den) = reduce_timebase(tb_num * stream.tb_num, tb_den); | |
1258 | stream.duration /= u64::from(self.tb_div); | |
1259 | stream.tb_num = tb_num; | |
1260 | stream.tb_den = tb_den; | |
1261 | self.tb_num = tb_num; | |
1262 | self.tb_den = tb_den; | |
1263 | self.duration /= self.tb_div; | |
1264 | } | |
1265 | } | |
58309c73 | 1266 | fn fill_seek_index(&self, seek_index: &mut SeekIndex) { |
61cab15b | 1267 | if !self.keyframes.is_empty() { |
58309c73 KS |
1268 | seek_index.mode = SeekIndexMode::Present; |
1269 | } | |
bbbf86dd | 1270 | let mut tsearch = TimeSearcher::new(); |
58309c73 | 1271 | for kf_time in self.keyframes.iter() { |
bbbf86dd KS |
1272 | let pts = tsearch.map_time(*kf_time - 1, &self.time_to_sample); |
1273 | let time = NATimeInfo::ts_to_time(pts, 1000, self.tb_num, self.tb_den); | |
1274 | seek_index.add_entry(self.track_no as u32, SeekEntry { time, pts: u64::from(*kf_time - 1), pos: 0 }); | |
58309c73 KS |
1275 | } |
1276 | } | |
1277 | fn calculate_chunk_size(&self, nsamp: usize) -> usize { | |
1278 | if nsamp == 0 { | |
9efec4ed | 1279 | self.bsize |
58309c73 KS |
1280 | } else { |
1281 | match &self.fcc { | |
1282 | b"NONE" | b"raw " | b"twos" | b"sowt" => { | |
1283 | (nsamp * self.bits * self.channels + 7) >> 3 | |
1284 | }, | |
1285 | b"ima4" => { | |
1286 | let nblocks = (nsamp + 63) >> 6; | |
1287 | nblocks * 34 * self.channels | |
1288 | }, | |
1289 | b"MAC3" => { | |
1290 | (nsamp + 5) / 6 * 2 * self.channels | |
1291 | }, | |
1292 | b"MAC6" => { | |
1293 | (nsamp + 5) / 6 * self.channels | |
1294 | }, | |
1295 | b"in24" => nsamp * 3 * self.channels, | |
1296 | b"in32" | b"fl32" => nsamp * 4 * self.channels, | |
1297 | b"fl64" => nsamp * 8 * self.channels, | |
1298 | b"ulaw" | b"alaw" => nsamp, | |
1299 | b"ms\x00\x02" => { //MS ADPCM | |
1300 | ((nsamp - 1) / 2 + 7) * self.channels | |
1301 | }, | |
1302 | b"ms\x00\x21" => { //IMA ADPCM | |
1303 | (nsamp / 2 + 4) * self.channels | |
1304 | }, | |
9efec4ed | 1305 | _ => self.bsize, |
58309c73 KS |
1306 | } |
1307 | } | |
1308 | } | |
1309 | fn get_next_chunk(&mut self) -> Option<(NATimeInfo, u64, usize)> { | |
bbbf86dd | 1310 | let pts_val = self.timesearch.map_time(self.cur_sample as u32, &self.time_to_sample); |
4e7deeda KS |
1311 | let dts = if let Some(dts_corr) = self.ctts_map.map(self.cur_sample as u64) { |
1312 | let dts = match self.ctts_version { | |
1313 | 0 => pts_val.wrapping_add(u64::from(dts_corr)), | |
1314 | 1 => pts_val.wrapping_add(i64::from(dts_corr as i32) as u64), | |
1315 | _ => unimplemented!(), | |
1316 | }; | |
1317 | if (dts as i64) < 0 { | |
1318 | None | |
1319 | } else { | |
1320 | Some(dts) | |
1321 | } | |
1322 | } else { | |
1323 | None | |
1324 | }; | |
1325 | let mut pts = NATimeInfo::new(Some(pts_val), dts, None, self.tb_num, self.tb_den); | |
58309c73 KS |
1326 | if self.chunk_offsets.len() == self.chunk_sizes.len() { // simple one-to-one mapping |
1327 | if self.cur_sample >= self.chunk_sizes.len() { | |
1328 | return None; | |
1329 | } | |
1330 | let offset = self.chunk_offsets[self.cur_sample]; | |
1331 | let size = self.chunk_sizes[self.cur_sample] as usize; | |
1332 | self.cur_sample += 1; | |
1333 | Some((pts, offset, size)) | |
1334 | } else { | |
1335 | if self.samples_left == 0 { | |
1336 | if self.cur_chunk >= self.chunk_offsets.len() { | |
1337 | return None; | |
1338 | } | |
1339 | for (idx, samples) in self.sample_map.iter() { | |
1340 | if *idx as usize <= self.cur_chunk + 1 { | |
1341 | self.samples_left = *samples as usize; | |
1342 | } else { | |
1343 | break; | |
1344 | } | |
1345 | } | |
1346 | self.last_offset = self.chunk_offsets[self.cur_chunk]; | |
1347 | self.cur_chunk += 1; | |
1348 | } | |
1349 | let offset = self.last_offset; | |
1350 | let size = self.get_size(self.cur_sample); | |
1351 | self.last_offset += size as u64; | |
1352 | if self.stream_type == StreamType::Video { | |
1353 | self.samples_left -= 1; | |
d940f0c2 KS |
1354 | } else if self.frame_samples != 0 && self.bsize != 0 { |
1355 | let nblocks = size / self.bsize; | |
7afec34d KS |
1356 | if self.raw_audio { |
1357 | pts.pts = Some(self.raw_apos); | |
1358 | pts.duration = Some(nblocks as u64); | |
1359 | self.raw_apos += nblocks as u64; | |
1360 | } | |
d940f0c2 KS |
1361 | if nblocks > 0 { |
1362 | let consumed = (nblocks * self.frame_samples).min(self.samples_left); | |
1363 | self.samples_left -= consumed; | |
1364 | } else { | |
1365 | self.samples_left = 0; | |
1366 | } | |
7afec34d KS |
1367 | } else if !self.raw_audio { |
1368 | self.samples_left -= 1; | |
58309c73 | 1369 | } else { |
7afec34d KS |
1370 | const BLOCK_SAMPLES: usize = 1024 * 6; // should be multiple of 64 and 6 to fit both IMA ADPCM and MACE 6:1 blocks |
1371 | let max_size = self.calculate_chunk_size(BLOCK_SAMPLES); | |
1372 | let cur_size = self.calculate_chunk_size(self.samples_left); | |
1373 | let add_off = (size - cur_size) as u64; | |
1374 | let dsize = cur_size.min(max_size); | |
1375 | if self.samples_left >= BLOCK_SAMPLES { | |
1376 | self.cur_sample += BLOCK_SAMPLES; | |
1377 | self.samples_left -= BLOCK_SAMPLES; | |
1378 | self.last_offset -= size as u64; | |
1379 | } else { | |
1380 | self.cur_sample += self.samples_left; | |
1381 | self.samples_left = 0; | |
1382 | } | |
1383 | return Some((pts, offset + add_off, dsize)); | |
58309c73 KS |
1384 | } |
1385 | self.cur_sample += 1; | |
1386 | Some((pts, offset, size)) | |
1387 | } | |
1388 | } | |
1389 | fn get_size(&self, sample_no: usize) -> usize { | |
61cab15b | 1390 | if !self.chunk_sizes.is_empty() { |
58309c73 | 1391 | self.chunk_sizes[sample_no] as usize |
61cab15b | 1392 | } else if !self.sample_map.is_empty() { |
58309c73 KS |
1393 | let mut nsamp = 0; |
1394 | for (idx, samples) in self.sample_map.iter() { | |
1395 | if *idx as usize <= self.cur_chunk { | |
1396 | nsamp = *samples; | |
1397 | } else { | |
1398 | break; | |
1399 | } | |
1400 | } | |
1401 | self.calculate_chunk_size(nsamp as usize) | |
1402 | } else { | |
9efec4ed | 1403 | self.bsize |
58309c73 KS |
1404 | } |
1405 | } | |
b7c882c1 | 1406 | #[allow(clippy::collapsible_if)] |
7afec34d | 1407 | fn seek(&mut self, pts: u64, tpoint: NATimePoint) -> DemuxerResult<()> { |
58309c73 KS |
1408 | self.cur_sample = pts as usize; |
1409 | self.samples_left = 0; | |
07972bf3 | 1410 | self.cur_ts = None; |
58309c73 | 1411 | if self.stream_type == StreamType::Audio { |
7afec34d KS |
1412 | if let NATimePoint::Milliseconds(ms) = tpoint { |
1413 | let exp_pts = NATimeInfo::time_to_ts(ms, 1000, self.tb_num, self.tb_den); | |
1414 | if self.raw_audio { | |
1415 | if self.frame_samples != 0 { | |
1416 | self.raw_apos = exp_pts / (self.frame_samples as u64); | |
1417 | let mut apos = 0; | |
1418 | self.cur_sample = 0; | |
1419 | self.cur_chunk = 0; | |
1420 | let mut cmap = self.sample_map.iter(); | |
1421 | let mut cur_samps = 0; | |
1422 | let (mut next_idx, mut next_samples) = cmap.next().unwrap(); | |
1423 | loop { | |
1424 | if self.cur_chunk + 1 == next_idx as usize { | |
1425 | self.samples_left = cur_samps; | |
1426 | cur_samps = next_samples as usize; | |
1427 | if let Some((new_idx, new_samples)) = cmap.next() { | |
1428 | next_idx = *new_idx; | |
1429 | next_samples = *new_samples; | |
1430 | } | |
1431 | } | |
1432 | self.raw_apos = apos; | |
1433 | apos += (cur_samps / self.frame_samples) as u64; | |
1434 | if apos > exp_pts { | |
1435 | if cur_samps == self.frame_samples || apos > exp_pts + 1 { | |
1436 | if self.cur_chunk >= self.chunk_offsets.len() { | |
1437 | return Err(DemuxerError::SeekError); | |
1438 | } | |
1439 | self.last_offset = self.chunk_offsets[self.cur_chunk]; | |
1440 | break; | |
1441 | } | |
1442 | } | |
1443 | self.cur_chunk += 1; | |
1444 | } | |
1445 | self.samples_left = cur_samps; | |
1446 | self.cur_chunk += 1; | |
1447 | } else { | |
1448 | self.raw_apos = exp_pts; | |
1449 | self.cur_sample = exp_pts as usize; | |
1450 | let mut csamp = 0; | |
1451 | self.cur_chunk = 0; | |
1452 | let mut cmap = self.sample_map.iter(); | |
1453 | let mut cur_samps = 0; | |
1454 | let (mut next_idx, mut next_samples) = cmap.next().unwrap(); | |
1455 | loop { | |
1456 | if self.cur_chunk + 1 == next_idx as usize { | |
1457 | self.samples_left = cur_samps; | |
1458 | cur_samps = next_samples as usize; | |
1459 | if let Some((new_idx, new_samples)) = cmap.next() { | |
1460 | next_idx = *new_idx; | |
1461 | next_samples = *new_samples; | |
1462 | } | |
1463 | } | |
1464 | csamp += cur_samps; | |
1465 | if csamp > self.cur_sample { | |
1466 | if self.cur_chunk >= self.chunk_offsets.len() { | |
1467 | return Err(DemuxerError::SeekError); | |
1468 | } | |
1469 | self.last_offset = self.chunk_offsets[self.cur_chunk]; | |
1470 | break; | |
1471 | } | |
1472 | self.cur_chunk += 1; | |
1473 | } | |
1474 | self.samples_left = csamp - self.cur_sample; | |
1475 | self.cur_chunk += 1; | |
1476 | } | |
5317ee9c | 1477 | } else if self.chunk_offsets.len() == self.chunk_sizes.len() { |
7afec34d | 1478 | self.cur_chunk = self.cur_sample; |
5317ee9c KS |
1479 | } else { |
1480 | let mut csamp = 0; | |
1481 | self.cur_chunk = 0; | |
1482 | let mut cmap = self.sample_map.iter(); | |
1483 | let mut cur_samps = 0; | |
1484 | let (mut next_idx, mut next_samples) = cmap.next().unwrap(); | |
1485 | loop { | |
1486 | if self.cur_chunk + 1 == next_idx as usize { | |
1487 | self.samples_left = cur_samps; | |
1488 | cur_samps = next_samples as usize; | |
1489 | if let Some((new_idx, new_samples)) = cmap.next() { | |
1490 | next_idx = *new_idx; | |
1491 | next_samples = *new_samples; | |
1492 | } | |
1493 | } | |
1494 | csamp += cur_samps; | |
1495 | if csamp > self.cur_sample { | |
1496 | if self.cur_chunk >= self.chunk_offsets.len() { | |
1497 | return Err(DemuxerError::SeekError); | |
1498 | } | |
1499 | self.last_offset = self.chunk_offsets[self.cur_chunk]; | |
1500 | break; | |
1501 | } | |
1502 | self.cur_chunk += 1; | |
1503 | } | |
1504 | self.cur_sample = csamp - cur_samps; | |
1505 | self.samples_left = cur_samps; | |
1506 | self.last_offset = self.chunk_offsets[self.cur_chunk]; | |
1507 | self.cur_chunk += 1; | |
7afec34d KS |
1508 | } |
1509 | } else { | |
1510 | self.cur_chunk = self.cur_sample; | |
1511 | } | |
61cab15b | 1512 | } else if self.chunk_offsets.len() != self.chunk_sizes.len() && !self.sample_map.is_empty() { |
58309c73 KS |
1513 | let mut csamp = 0; |
1514 | self.cur_chunk = 0; | |
1515 | let mut cmap = self.sample_map.iter(); | |
1516 | let mut cur_samps = 0; | |
1517 | let (mut next_idx, mut next_samples) = cmap.next().unwrap(); | |
1518 | loop { | |
bbbf86dd | 1519 | if self.cur_chunk + 1 == next_idx as usize { |
58309c73 KS |
1520 | self.samples_left = cur_samps; |
1521 | cur_samps = next_samples as usize; | |
1522 | if let Some((new_idx, new_samples)) = cmap.next() { | |
1523 | next_idx = *new_idx; | |
1524 | next_samples = *new_samples; | |
1525 | } | |
1526 | } | |
1527 | csamp += cur_samps; | |
1528 | if csamp >= self.cur_sample { | |
7afec34d KS |
1529 | if self.cur_chunk >= self.chunk_offsets.len() { |
1530 | return Err(DemuxerError::SeekError); | |
1531 | } | |
58309c73 KS |
1532 | self.last_offset = self.chunk_offsets[self.cur_chunk]; |
1533 | break; | |
1534 | } | |
1535 | self.cur_chunk += 1; | |
1536 | } | |
1537 | csamp -= cur_samps; | |
bbbf86dd | 1538 | for sample_no in csamp..self.cur_sample { |
58309c73 KS |
1539 | self.last_offset += self.get_size(sample_no) as u64; |
1540 | } | |
bbbf86dd KS |
1541 | self.samples_left = csamp + cur_samps - self.cur_sample; |
1542 | self.cur_chunk += 1; | |
58309c73 | 1543 | } |
7afec34d | 1544 | Ok(()) |
58309c73 KS |
1545 | } |
1546 | } | |
1547 | ||
07972bf3 KS |
1548 | fn process_packet(src: &mut ByteReader, strmgr: &StreamManager, track: &mut Track, pts: NATimeInfo, offset: u64, size: usize, first: bool) -> DemuxerResult<NAPacket> { |
1549 | if let Some(cpts) = pts.get_pts() { | |
1550 | let ts = NATimeInfo::ts_to_time(cpts, 1000, pts.tb_num, pts.tb_den); | |
1551 | track.cur_ts = Some(ts); | |
1552 | } else { | |
1553 | track.cur_ts = None; | |
1554 | } | |
1555 | let str = strmgr.get_stream(track.track_str_id); | |
1556 | if str.is_none() { return Err(DemuxerError::InvalidData); } | |
1557 | let stream = str.unwrap(); | |
1558 | src.seek(SeekFrom::Start(offset))?; | |
1559 | let mut pkt = src.read_packet(stream, pts, false, size)?; | |
1560 | if let Some(ref pal) = track.pal { | |
1561 | let side_data = NASideData::Palette(first, pal.clone()); | |
1562 | pkt.add_side_data(side_data); | |
1563 | } | |
1564 | Ok(pkt) | |
1565 | } | |
1566 | ||
58309c73 KS |
1567 | impl<'a> DemuxCore<'a> for MOVDemuxer<'a> { |
1568 | fn open(&mut self, strmgr: &mut StreamManager, seek_index: &mut SeekIndex) -> DemuxerResult<()> { | |
1569 | self.read_root(strmgr)?; | |
1570 | validate!(self.mdat_pos > 0); | |
61cab15b | 1571 | validate!(!self.tracks.is_empty()); |
0a0456a8 KS |
1572 | for track in self.tracks.iter_mut() { |
1573 | let mut str = None; | |
1574 | std::mem::swap(&mut track.stream, &mut str); | |
1575 | if let Some(stream) = str { | |
1576 | let str_id = strmgr.add_stream(stream).unwrap(); | |
1577 | track.track_str_id = str_id; | |
1578 | } | |
1579 | } | |
58309c73 KS |
1580 | for track in self.tracks.iter() { |
1581 | track.fill_seek_index(seek_index); | |
1582 | } | |
1583 | self.src.seek(SeekFrom::Start(self.mdat_pos))?; | |
1584 | self.cur_track = 0; | |
1585 | Ok(()) | |
1586 | } | |
1587 | ||
1588 | fn get_frame(&mut self, strmgr: &mut StreamManager) -> DemuxerResult<NAPacket> { | |
61cab15b | 1589 | if self.tracks.is_empty() { |
58309c73 KS |
1590 | return Err(DemuxerError::EOF); |
1591 | } | |
07972bf3 KS |
1592 | let mut has_all_time = true; |
1593 | let mut min_ts = std::u64::MAX; | |
1594 | for trk in self.tracks.iter() { | |
1595 | if let Some(ts) = trk.cur_ts { | |
1596 | min_ts = min_ts.min(ts); | |
1597 | } else { | |
1598 | has_all_time = false; | |
1599 | break; | |
1600 | } | |
1601 | } | |
1602 | if has_all_time { | |
1603 | for (trk_no, track) in self.tracks.iter_mut().enumerate() { | |
1604 | if let Some(ts) = track.cur_ts { | |
1605 | if ts == min_ts { | |
1606 | let first = track.cur_sample == 0; | |
1607 | if let Some((pts, offset, size)) = track.get_next_chunk() { | |
1608 | self.cur_track = trk_no + 1; | |
1609 | return process_packet(&mut self.src, strmgr, track, pts, offset, size, first); | |
1610 | } | |
1611 | } | |
1612 | } | |
1613 | } | |
1614 | } | |
1615 | ||
58309c73 KS |
1616 | for _ in 0..self.tracks.len() { |
1617 | if self.cur_track >= self.tracks.len() { | |
1618 | self.cur_track = 0; | |
1619 | } | |
1620 | let track = &mut self.tracks[self.cur_track]; | |
1621 | self.cur_track += 1; | |
58cd51fa | 1622 | let first = track.cur_sample == 0; |
58309c73 | 1623 | if let Some((pts, offset, size)) = track.get_next_chunk() { |
07972bf3 | 1624 | return process_packet(&mut self.src, strmgr, track, pts, offset, size, first); |
58309c73 KS |
1625 | } |
1626 | } | |
61cab15b | 1627 | Err(DemuxerError::EOF) |
58309c73 KS |
1628 | } |
1629 | ||
24d99894 | 1630 | fn seek(&mut self, time: NATimePoint, seek_index: &SeekIndex) -> DemuxerResult<()> { |
58309c73 KS |
1631 | let ret = seek_index.find_pos(time); |
1632 | if ret.is_none() { | |
5317ee9c KS |
1633 | if let NATimePoint::Milliseconds(_) = time { |
1634 | let mut aonly = true; | |
1635 | for track in self.tracks.iter() { | |
1636 | if track.stream_type != StreamType::Audio || !track.raw_audio { | |
1637 | aonly = false; | |
1638 | break; | |
1639 | } | |
1640 | } | |
1641 | if aonly { | |
1642 | for track in self.tracks.iter_mut() { | |
1643 | track.seek(0, time)?; | |
1644 | } | |
1645 | return Ok(()); | |
1646 | } | |
1647 | } | |
58309c73 KS |
1648 | return Err(DemuxerError::SeekError); |
1649 | } | |
1650 | let seek_info = ret.unwrap(); | |
5317ee9c KS |
1651 | let tbn = self.tracks[seek_info.str_id as usize].tb_num; |
1652 | let tbd = self.tracks[seek_info.str_id as usize].tb_den; | |
58309c73 | 1653 | for track in self.tracks.iter_mut() { |
5317ee9c KS |
1654 | let cur_pts = if track.track_id == seek_info.str_id { |
1655 | seek_info.pts | |
1656 | } else { | |
1657 | seek_info.pts * u64::from(tbn) * u64::from(track.tb_den) / (u64::from(tbd) * u64::from(track.tb_num)) | |
1658 | }; | |
1659 | track.seek(cur_pts, time)?; | |
58309c73 KS |
1660 | } |
1661 | Ok(()) | |
1662 | } | |
a480a0de KS |
1663 | fn get_duration(&self) -> u64 { |
1664 | if self.tb_den != 0 { | |
1665 | u64::from(self.duration) * 1000 / u64::from(self.tb_den) | |
1666 | } else { | |
1667 | 0 | |
1668 | } | |
1669 | } | |
58309c73 KS |
1670 | } |
1671 | ||
650d7bfb KS |
1672 | const PRINT_CHUNKS: &str = "print_chunks"; |
1673 | ||
1674 | const DEMUXER_OPTIONS: &[NAOptionDefinition] = &[ | |
1675 | NAOptionDefinition { | |
1676 | name: PRINT_CHUNKS, | |
1677 | description: "Print parsed file structure", | |
1678 | opt_type: NAOptionDefinitionType::Bool }, | |
1679 | ]; | |
1680 | ||
787b8d03 | 1681 | impl<'a> NAOptionHandler for MOVDemuxer<'a> { |
650d7bfb | 1682 | fn get_supported_options(&self) -> &[NAOptionDefinition] { DEMUXER_OPTIONS } |
b7c882c1 | 1683 | #[allow(clippy::single_match)] |
650d7bfb KS |
1684 | fn set_options(&mut self, options: &[NAOption]) { |
1685 | for option in options.iter() { | |
1686 | for opt_def in DEMUXER_OPTIONS.iter() { | |
1687 | if opt_def.check(option).is_ok() { | |
1688 | match (option.name, &option.value) { | |
1689 | (PRINT_CHUNKS, NAValue::Bool(val)) => { | |
1690 | self.print_chunks = *val; | |
1691 | }, | |
1692 | _ => {}, | |
1693 | } | |
1694 | } | |
1695 | } | |
1696 | } | |
1697 | } | |
1698 | fn query_option_value(&self, name: &str) -> Option<NAValue> { | |
1699 | match name { | |
1700 | PRINT_CHUNKS => Some(NAValue::Bool(self.print_chunks)), | |
1701 | _ => None, | |
1702 | } | |
1703 | } | |
787b8d03 KS |
1704 | } |
1705 | ||
58309c73 KS |
1706 | impl<'a> MOVDemuxer<'a> { |
1707 | fn new(io: &'a mut ByteReader<'a>) -> Self { | |
1708 | MOVDemuxer { | |
1709 | src: io, | |
1710 | depth: 0, | |
1711 | mdat_pos: 0, | |
1712 | mdat_size: 0, | |
1713 | tracks: Vec::with_capacity(2), | |
1714 | cur_track: 0, | |
1715 | tb_den: 0, | |
1716 | duration: 0, | |
58cd51fa | 1717 | pal: None, |
650d7bfb | 1718 | |
0a0456a8 KS |
1719 | moof_off: 0, |
1720 | ||
650d7bfb | 1721 | print_chunks: false, |
58309c73 KS |
1722 | } |
1723 | } | |
1724 | fn read_root(&mut self, strmgr: &mut StreamManager) -> DemuxerResult<()> { | |
1725 | self.depth = 0; | |
1726 | while self.src.left() != 0 { | |
1727 | let ret = read_chunk_header(&mut self.src); | |
1728 | if ret.is_err() { break; } | |
1729 | let (ctype, size) = ret.unwrap(); | |
0a0456a8 KS |
1730 | if self.print_chunks { |
1731 | print_cname(ctype, size, self.src.tell(), 0); | |
1732 | } | |
58309c73 KS |
1733 | if IGNORED_CHUNKS.contains(&ctype) { |
1734 | self.src.skip64(size)?; | |
1735 | continue; | |
1736 | } | |
1737 | let handler = ROOT_CHUNK_HANDLERS.iter().find(|x| x.ctype == ctype); | |
1738 | let read_size; | |
1739 | if let Some(ref handler) = handler { | |
1740 | read_size = (handler.parse)(self, strmgr, size)?; | |
1741 | } else { | |
1742 | println!("skipping unknown chunk {:08X} size {}", ctype, size); | |
1743 | read_size = 0; | |
1744 | } | |
1745 | validate!(read_size <= size); | |
1746 | self.src.skip64(size - read_size)?; | |
1747 | } | |
1748 | //todo check if all needed chunks are found | |
1749 | Ok(()) | |
1750 | } | |
1751 | read_chunk_list!(root; "moov", read_moov, MOOV_CHUNK_HANDLERS); | |
0a0456a8 | 1752 | read_chunk_list!(root; "moof", read_moof, MOOF_CHUNK_HANDLERS); |
58309c73 KS |
1753 | } |
1754 | ||
1755 | pub struct MOVDemuxerCreator { } | |
1756 | ||
1757 | impl DemuxerCreator for MOVDemuxerCreator { | |
1758 | fn new_demuxer<'a>(&self, br: &'a mut ByteReader<'a>) -> Box<dyn DemuxCore<'a> + 'a> { | |
1759 | Box::new(MOVDemuxer::new(br)) | |
1760 | } | |
1761 | fn get_name(&self) -> &'static str { "mov" } | |
1762 | } | |
1763 | ||
2736c15a KS |
1764 | const MOV_DEFAULT_PAL_2BIT: [u8; 4 * 4] = [ |
1765 | 0x93, 0x65, 0x5E, 0x00, | |
1766 | 0xFF, 0xFF, 0xFF, 0x00, | |
1767 | 0xDF, 0xD0, 0xAB, 0x00, | |
1768 | 0x00, 0x00, 0x00, 0x00 | |
1769 | ]; | |
1770 | const MOV_DEFAULT_PAL_4BIT: [u8; 16 * 4] = [ | |
1771 | 0xFF, 0xFB, 0xFF, 0x00, | |
1772 | 0xEF, 0xD9, 0xBB, 0x00, | |
1773 | 0xE8, 0xC9, 0xB1, 0x00, | |
1774 | 0x93, 0x65, 0x5E, 0x00, | |
1775 | 0xFC, 0xDE, 0xE8, 0x00, | |
1776 | 0x9D, 0x88, 0x91, 0x00, | |
1777 | 0xFF, 0xFF, 0xFF, 0x00, | |
1778 | 0xFF, 0xFF, 0xFF, 0x00, | |
1779 | 0xFF, 0xFF, 0xFF, 0x00, | |
1780 | 0x47, 0x48, 0x37, 0x00, | |
1781 | 0x7A, 0x5E, 0x55, 0x00, | |
1782 | 0xDF, 0xD0, 0xAB, 0x00, | |
1783 | 0xFF, 0xFB, 0xF9, 0x00, | |
1784 | 0xE8, 0xCA, 0xC5, 0x00, | |
1785 | 0x8A, 0x7C, 0x77, 0x00, | |
1786 | 0x00, 0x00, 0x00, 0x00 | |
1787 | ]; | |
1788 | const MOV_DEFAULT_PAL_8BIT: [u8; 256 * 4] = [ | |
1789 | 0xFF, 0xFF, 0xFF, 0x00, | |
1790 | 0xFF, 0xFF, 0xCC, 0x00, | |
1791 | 0xFF, 0xFF, 0x99, 0x00, | |
1792 | 0xFF, 0xFF, 0x66, 0x00, | |
1793 | 0xFF, 0xFF, 0x33, 0x00, | |
1794 | 0xFF, 0xFF, 0x00, 0x00, | |
1795 | 0xFF, 0xCC, 0xFF, 0x00, | |
1796 | 0xFF, 0xCC, 0xCC, 0x00, | |
1797 | 0xFF, 0xCC, 0x99, 0x00, | |
1798 | 0xFF, 0xCC, 0x66, 0x00, | |
1799 | 0xFF, 0xCC, 0x33, 0x00, | |
1800 | 0xFF, 0xCC, 0x00, 0x00, | |
1801 | 0xFF, 0x99, 0xFF, 0x00, | |
1802 | 0xFF, 0x99, 0xCC, 0x00, | |
1803 | 0xFF, 0x99, 0x99, 0x00, | |
1804 | 0xFF, 0x99, 0x66, 0x00, | |
1805 | 0xFF, 0x99, 0x33, 0x00, | |
1806 | 0xFF, 0x99, 0x00, 0x00, | |
1807 | 0xFF, 0x66, 0xFF, 0x00, | |
1808 | 0xFF, 0x66, 0xCC, 0x00, | |
1809 | 0xFF, 0x66, 0x99, 0x00, | |
1810 | 0xFF, 0x66, 0x66, 0x00, | |
1811 | 0xFF, 0x66, 0x33, 0x00, | |
1812 | 0xFF, 0x66, 0x00, 0x00, | |
1813 | 0xFF, 0x33, 0xFF, 0x00, | |
1814 | 0xFF, 0x33, 0xCC, 0x00, | |
1815 | 0xFF, 0x33, 0x99, 0x00, | |
1816 | 0xFF, 0x33, 0x66, 0x00, | |
1817 | 0xFF, 0x33, 0x33, 0x00, | |
1818 | 0xFF, 0x33, 0x00, 0x00, | |
1819 | 0xFF, 0x00, 0xFF, 0x00, | |
1820 | 0xFF, 0x00, 0xCC, 0x00, | |
1821 | 0xFF, 0x00, 0x99, 0x00, | |
1822 | 0xFF, 0x00, 0x66, 0x00, | |
1823 | 0xFF, 0x00, 0x33, 0x00, | |
1824 | 0xFF, 0x00, 0x00, 0x00, | |
1825 | 0xCC, 0xFF, 0xFF, 0x00, | |
1826 | 0xCC, 0xFF, 0xCC, 0x00, | |
1827 | 0xCC, 0xFF, 0x99, 0x00, | |
1828 | 0xCC, 0xFF, 0x66, 0x00, | |
1829 | 0xCC, 0xFF, 0x33, 0x00, | |
1830 | 0xCC, 0xFF, 0x00, 0x00, | |
1831 | 0xCC, 0xCC, 0xFF, 0x00, | |
1832 | 0xCC, 0xCC, 0xCC, 0x00, | |
1833 | 0xCC, 0xCC, 0x99, 0x00, | |
1834 | 0xCC, 0xCC, 0x66, 0x00, | |
1835 | 0xCC, 0xCC, 0x33, 0x00, | |
1836 | 0xCC, 0xCC, 0x00, 0x00, | |
1837 | 0xCC, 0x99, 0xFF, 0x00, | |
1838 | 0xCC, 0x99, 0xCC, 0x00, | |
1839 | 0xCC, 0x99, 0x99, 0x00, | |
1840 | 0xCC, 0x99, 0x66, 0x00, | |
1841 | 0xCC, 0x99, 0x33, 0x00, | |
1842 | 0xCC, 0x99, 0x00, 0x00, | |
1843 | 0xCC, 0x66, 0xFF, 0x00, | |
1844 | 0xCC, 0x66, 0xCC, 0x00, | |
1845 | 0xCC, 0x66, 0x99, 0x00, | |
1846 | 0xCC, 0x66, 0x66, 0x00, | |
1847 | 0xCC, 0x66, 0x33, 0x00, | |
1848 | 0xCC, 0x66, 0x00, 0x00, | |
1849 | 0xCC, 0x33, 0xFF, 0x00, | |
1850 | 0xCC, 0x33, 0xCC, 0x00, | |
1851 | 0xCC, 0x33, 0x99, 0x00, | |
1852 | 0xCC, 0x33, 0x66, 0x00, | |
1853 | 0xCC, 0x33, 0x33, 0x00, | |
1854 | 0xCC, 0x33, 0x00, 0x00, | |
1855 | 0xCC, 0x00, 0xFF, 0x00, | |
1856 | 0xCC, 0x00, 0xCC, 0x00, | |
1857 | 0xCC, 0x00, 0x99, 0x00, | |
1858 | 0xCC, 0x00, 0x66, 0x00, | |
1859 | 0xCC, 0x00, 0x33, 0x00, | |
1860 | 0xCC, 0x00, 0x00, 0x00, | |
1861 | 0x99, 0xFF, 0xFF, 0x00, | |
1862 | 0x99, 0xFF, 0xCC, 0x00, | |
1863 | 0x99, 0xFF, 0x99, 0x00, | |
1864 | 0x99, 0xFF, 0x66, 0x00, | |
1865 | 0x99, 0xFF, 0x33, 0x00, | |
1866 | 0x99, 0xFF, 0x00, 0x00, | |
1867 | 0x99, 0xCC, 0xFF, 0x00, | |
1868 | 0x99, 0xCC, 0xCC, 0x00, | |
1869 | 0x99, 0xCC, 0x99, 0x00, | |
1870 | 0x99, 0xCC, 0x66, 0x00, | |
1871 | 0x99, 0xCC, 0x33, 0x00, | |
1872 | 0x99, 0xCC, 0x00, 0x00, | |
1873 | 0x99, 0x99, 0xFF, 0x00, | |
1874 | 0x99, 0x99, 0xCC, 0x00, | |
1875 | 0x99, 0x99, 0x99, 0x00, | |
1876 | 0x99, 0x99, 0x66, 0x00, | |
1877 | 0x99, 0x99, 0x33, 0x00, | |
1878 | 0x99, 0x99, 0x00, 0x00, | |
1879 | 0x99, 0x66, 0xFF, 0x00, | |
1880 | 0x99, 0x66, 0xCC, 0x00, | |
1881 | 0x99, 0x66, 0x99, 0x00, | |
1882 | 0x99, 0x66, 0x66, 0x00, | |
1883 | 0x99, 0x66, 0x33, 0x00, | |
1884 | 0x99, 0x66, 0x00, 0x00, | |
1885 | 0x99, 0x33, 0xFF, 0x00, | |
1886 | 0x99, 0x33, 0xCC, 0x00, | |
1887 | 0x99, 0x33, 0x99, 0x00, | |
1888 | 0x99, 0x33, 0x66, 0x00, | |
1889 | 0x99, 0x33, 0x33, 0x00, | |
1890 | 0x99, 0x33, 0x00, 0x00, | |
1891 | 0x99, 0x00, 0xFF, 0x00, | |
1892 | 0x99, 0x00, 0xCC, 0x00, | |
1893 | 0x99, 0x00, 0x99, 0x00, | |
1894 | 0x99, 0x00, 0x66, 0x00, | |
1895 | 0x99, 0x00, 0x33, 0x00, | |
1896 | 0x99, 0x00, 0x00, 0x00, | |
1897 | 0x66, 0xFF, 0xFF, 0x00, | |
1898 | 0x66, 0xFF, 0xCC, 0x00, | |
1899 | 0x66, 0xFF, 0x99, 0x00, | |
1900 | 0x66, 0xFF, 0x66, 0x00, | |
1901 | 0x66, 0xFF, 0x33, 0x00, | |
1902 | 0x66, 0xFF, 0x00, 0x00, | |
1903 | 0x66, 0xCC, 0xFF, 0x00, | |
1904 | 0x66, 0xCC, 0xCC, 0x00, | |
1905 | 0x66, 0xCC, 0x99, 0x00, | |
1906 | 0x66, 0xCC, 0x66, 0x00, | |
1907 | 0x66, 0xCC, 0x33, 0x00, | |
1908 | 0x66, 0xCC, 0x00, 0x00, | |
1909 | 0x66, 0x99, 0xFF, 0x00, | |
1910 | 0x66, 0x99, 0xCC, 0x00, | |
1911 | 0x66, 0x99, 0x99, 0x00, | |
1912 | 0x66, 0x99, 0x66, 0x00, | |
1913 | 0x66, 0x99, 0x33, 0x00, | |
1914 | 0x66, 0x99, 0x00, 0x00, | |
1915 | 0x66, 0x66, 0xFF, 0x00, | |
1916 | 0x66, 0x66, 0xCC, 0x00, | |
1917 | 0x66, 0x66, 0x99, 0x00, | |
1918 | 0x66, 0x66, 0x66, 0x00, | |
1919 | 0x66, 0x66, 0x33, 0x00, | |
1920 | 0x66, 0x66, 0x00, 0x00, | |
1921 | 0x66, 0x33, 0xFF, 0x00, | |
1922 | 0x66, 0x33, 0xCC, 0x00, | |
1923 | 0x66, 0x33, 0x99, 0x00, | |
1924 | 0x66, 0x33, 0x66, 0x00, | |
1925 | 0x66, 0x33, 0x33, 0x00, | |
1926 | 0x66, 0x33, 0x00, 0x00, | |
1927 | 0x66, 0x00, 0xFF, 0x00, | |
1928 | 0x66, 0x00, 0xCC, 0x00, | |
1929 | 0x66, 0x00, 0x99, 0x00, | |
1930 | 0x66, 0x00, 0x66, 0x00, | |
1931 | 0x66, 0x00, 0x33, 0x00, | |
1932 | 0x66, 0x00, 0x00, 0x00, | |
1933 | 0x33, 0xFF, 0xFF, 0x00, | |
1934 | 0x33, 0xFF, 0xCC, 0x00, | |
1935 | 0x33, 0xFF, 0x99, 0x00, | |
1936 | 0x33, 0xFF, 0x66, 0x00, | |
1937 | 0x33, 0xFF, 0x33, 0x00, | |
1938 | 0x33, 0xFF, 0x00, 0x00, | |
1939 | 0x33, 0xCC, 0xFF, 0x00, | |
1940 | 0x33, 0xCC, 0xCC, 0x00, | |
1941 | 0x33, 0xCC, 0x99, 0x00, | |
1942 | 0x33, 0xCC, 0x66, 0x00, | |
1943 | 0x33, 0xCC, 0x33, 0x00, | |
1944 | 0x33, 0xCC, 0x00, 0x00, | |
1945 | 0x33, 0x99, 0xFF, 0x00, | |
1946 | 0x33, 0x99, 0xCC, 0x00, | |
1947 | 0x33, 0x99, 0x99, 0x00, | |
1948 | 0x33, 0x99, 0x66, 0x00, | |
1949 | 0x33, 0x99, 0x33, 0x00, | |
1950 | 0x33, 0x99, 0x00, 0x00, | |
1951 | 0x33, 0x66, 0xFF, 0x00, | |
1952 | 0x33, 0x66, 0xCC, 0x00, | |
1953 | 0x33, 0x66, 0x99, 0x00, | |
1954 | 0x33, 0x66, 0x66, 0x00, | |
1955 | 0x33, 0x66, 0x33, 0x00, | |
1956 | 0x33, 0x66, 0x00, 0x00, | |
1957 | 0x33, 0x33, 0xFF, 0x00, | |
1958 | 0x33, 0x33, 0xCC, 0x00, | |
1959 | 0x33, 0x33, 0x99, 0x00, | |
1960 | 0x33, 0x33, 0x66, 0x00, | |
1961 | 0x33, 0x33, 0x33, 0x00, | |
1962 | 0x33, 0x33, 0x00, 0x00, | |
1963 | 0x33, 0x00, 0xFF, 0x00, | |
1964 | 0x33, 0x00, 0xCC, 0x00, | |
1965 | 0x33, 0x00, 0x99, 0x00, | |
1966 | 0x33, 0x00, 0x66, 0x00, | |
1967 | 0x33, 0x00, 0x33, 0x00, | |
1968 | 0x33, 0x00, 0x00, 0x00, | |
1969 | 0x00, 0xFF, 0xFF, 0x00, | |
1970 | 0x00, 0xFF, 0xCC, 0x00, | |
1971 | 0x00, 0xFF, 0x99, 0x00, | |
1972 | 0x00, 0xFF, 0x66, 0x00, | |
1973 | 0x00, 0xFF, 0x33, 0x00, | |
1974 | 0x00, 0xFF, 0x00, 0x00, | |
1975 | 0x00, 0xCC, 0xFF, 0x00, | |
1976 | 0x00, 0xCC, 0xCC, 0x00, | |
1977 | 0x00, 0xCC, 0x99, 0x00, | |
1978 | 0x00, 0xCC, 0x66, 0x00, | |
1979 | 0x00, 0xCC, 0x33, 0x00, | |
1980 | 0x00, 0xCC, 0x00, 0x00, | |
1981 | 0x00, 0x99, 0xFF, 0x00, | |
1982 | 0x00, 0x99, 0xCC, 0x00, | |
1983 | 0x00, 0x99, 0x99, 0x00, | |
1984 | 0x00, 0x99, 0x66, 0x00, | |
1985 | 0x00, 0x99, 0x33, 0x00, | |
1986 | 0x00, 0x99, 0x00, 0x00, | |
1987 | 0x00, 0x66, 0xFF, 0x00, | |
1988 | 0x00, 0x66, 0xCC, 0x00, | |
1989 | 0x00, 0x66, 0x99, 0x00, | |
1990 | 0x00, 0x66, 0x66, 0x00, | |
1991 | 0x00, 0x66, 0x33, 0x00, | |
1992 | 0x00, 0x66, 0x00, 0x00, | |
1993 | 0x00, 0x33, 0xFF, 0x00, | |
1994 | 0x00, 0x33, 0xCC, 0x00, | |
1995 | 0x00, 0x33, 0x99, 0x00, | |
1996 | 0x00, 0x33, 0x66, 0x00, | |
1997 | 0x00, 0x33, 0x33, 0x00, | |
1998 | 0x00, 0x33, 0x00, 0x00, | |
1999 | 0x00, 0x00, 0xFF, 0x00, | |
2000 | 0x00, 0x00, 0xCC, 0x00, | |
2001 | 0x00, 0x00, 0x99, 0x00, | |
2002 | 0x00, 0x00, 0x66, 0x00, | |
2003 | 0x00, 0x00, 0x33, 0x00, | |
2004 | 0xEE, 0x00, 0x00, 0x00, | |
2005 | 0xDD, 0x00, 0x00, 0x00, | |
2006 | 0xBB, 0x00, 0x00, 0x00, | |
2007 | 0xAA, 0x00, 0x00, 0x00, | |
2008 | 0x88, 0x00, 0x00, 0x00, | |
2009 | 0x77, 0x00, 0x00, 0x00, | |
2010 | 0x55, 0x00, 0x00, 0x00, | |
2011 | 0x44, 0x00, 0x00, 0x00, | |
2012 | 0x22, 0x00, 0x00, 0x00, | |
2013 | 0x11, 0x00, 0x00, 0x00, | |
2014 | 0x00, 0xEE, 0x00, 0x00, | |
2015 | 0x00, 0xDD, 0x00, 0x00, | |
2016 | 0x00, 0xBB, 0x00, 0x00, | |
2017 | 0x00, 0xAA, 0x00, 0x00, | |
2018 | 0x00, 0x88, 0x00, 0x00, | |
2019 | 0x00, 0x77, 0x00, 0x00, | |
2020 | 0x00, 0x55, 0x00, 0x00, | |
2021 | 0x00, 0x44, 0x00, 0x00, | |
2022 | 0x00, 0x22, 0x00, 0x00, | |
2023 | 0x00, 0x11, 0x00, 0x00, | |
2024 | 0x00, 0x00, 0xEE, 0x00, | |
2025 | 0x00, 0x00, 0xDD, 0x00, | |
2026 | 0x00, 0x00, 0xBB, 0x00, | |
2027 | 0x00, 0x00, 0xAA, 0x00, | |
2028 | 0x00, 0x00, 0x88, 0x00, | |
2029 | 0x00, 0x00, 0x77, 0x00, | |
2030 | 0x00, 0x00, 0x55, 0x00, | |
2031 | 0x00, 0x00, 0x44, 0x00, | |
2032 | 0x00, 0x00, 0x22, 0x00, | |
2033 | 0x00, 0x00, 0x11, 0x00, | |
2034 | 0xEE, 0xEE, 0xEE, 0x00, | |
2035 | 0xDD, 0xDD, 0xDD, 0x00, | |
2036 | 0xBB, 0xBB, 0xBB, 0x00, | |
2037 | 0xAA, 0xAA, 0xAA, 0x00, | |
2038 | 0x88, 0x88, 0x88, 0x00, | |
2039 | 0x77, 0x77, 0x77, 0x00, | |
2040 | 0x55, 0x55, 0x55, 0x00, | |
2041 | 0x44, 0x44, 0x44, 0x00, | |
2042 | 0x22, 0x22, 0x22, 0x00, | |
2043 | 0x11, 0x11, 0x11, 0x00, | |
2044 | 0x00, 0x00, 0x00, 0x00 | |
2045 | ]; | |
2046 | ||
58309c73 KS |
2047 | #[cfg(test)] |
2048 | mod test { | |
2049 | use super::*; | |
2050 | use std::fs::File; | |
2051 | ||
2052 | #[test] | |
2053 | fn test_mov_demux() { | |
886cde48 | 2054 | // sample: https://samples.mplayerhq.hu/V-codecs/IV32/cubes.mov |
58309c73 KS |
2055 | let mut file = File::open("assets/Indeo/cubes.mov").unwrap(); |
2056 | let mut fr = FileReader::new_read(&mut file); | |
2057 | let mut br = ByteReader::new(&mut fr); | |
2058 | let mut dmx = MOVDemuxer::new(&mut br); | |
2059 | let mut sm = StreamManager::new(); | |
2060 | let mut si = SeekIndex::new(); | |
2061 | dmx.open(&mut sm, &mut si).unwrap(); | |
2062 | ||
2063 | loop { | |
2064 | let pktres = dmx.get_frame(&mut sm); | |
2065 | if let Err(e) = pktres { | |
2066 | if e == DemuxerError::EOF { break; } | |
2067 | panic!("error"); | |
2068 | } | |
2069 | let pkt = pktres.unwrap(); | |
2070 | println!("Got {}", pkt); | |
2071 | } | |
2072 | } | |
0a0456a8 KS |
2073 | |
2074 | #[test] | |
2075 | fn test_dash_demux() { | |
886cde48 | 2076 | // sample: a stream downloaded with youtube-dl |
0a0456a8 KS |
2077 | let mut file = File::open("assets/ITU/dash.m4a").unwrap(); |
2078 | let mut fr = FileReader::new_read(&mut file); | |
2079 | let mut br = ByteReader::new(&mut fr); | |
2080 | let mut dmx = MOVDemuxer::new(&mut br); | |
2081 | let mut sm = StreamManager::new(); | |
2082 | let mut si = SeekIndex::new(); | |
2083 | dmx.open(&mut sm, &mut si).unwrap(); | |
2084 | ||
2085 | loop { | |
2086 | let pktres = dmx.get_frame(&mut sm); | |
2087 | if let Err(e) = pktres { | |
2088 | if e == DemuxerError::EOF { break; } | |
2089 | panic!("error"); | |
2090 | } | |
2091 | let pkt = pktres.unwrap(); | |
2092 | println!("Got {}", pkt); | |
2093 | } | |
2094 | } | |
58309c73 | 2095 | } |