Lines Matching full:box
27 <a href="#4.3.2">4.3.2</a> Opus Specific Box
68 entry in the Edit List Box
89 …described in this clause without contradiction, in the compatible brands list of the File Type Box.
97 + The handler_type field in the Handler Reference Box shall be set to 'soun'.
98 + The Media Information Box shall contain the Sound Media Header Box.
103 … + The 'dOps' box is added to the sample entry to convey initializing information for the decoder.
104 See 4.3.2 Opus Specific Box to get the details.
113 …shall be present inside the Sample Table Box. This version of the specification defines only one s…
115 …Specific Box defined in 4.3.2 as a mandatory box and indicates that Opus samples described by this…
134 This box contains initializing information for the decoder as defined in 4.3.2.
136 4.3.2 Opus Specific Box<a name="4.3.2"></a>
137 Exactly one Opus Specific Box shall be present in each OpusSampleEntry.
138 …The Opus Specific Box contains the Version field and this specification defines version 0 of this …
141 … This box refers to Ogg Opus [3] at many parts but all the data are stored as big-endian format.
143 The syntax and semantics of the Opus Specific Box is shown as follows.
151 aligned(8) class OpusSpecificBox extends Box('dOps'){
175 … playback at all since it is informative only, and that task falls on the Edit List Box.
213 expressed in seconds by the value of the timescale field in the Media Header Box.
215 …s and the frame size of another is 60 milliseconds, and the timescale field in the Media Header Box
218 milliseconds, and 5760 in the timescale indicated in the Media Header Box.
222 … value produced by dividing the value of the timescale field in the Media Header Box by 48000.
234 …Sync Sample Box shall not be present as long as there are no samples other than Opus samples in th…
243 …For any track containing Opus bitstreams, at least one Sample Group Description Box and at least o…
244 …Sample to Group Box within the Sample Table Box shall be present and these have the grouping_type …
245 …et to 'roll'. If any Opus sample is contained in a track fragment, the Sample to Group Box with the
248 …r the requirement of AudioRollRecoveryEntry, the compatible_brands field in the File Type Box shall
253 …es at the end, we need trim from media to get the actual duration. An edit in the Edit List Box can
254 achieve this demand, and the Edit Box and the Edit List Box shall be present.
256 …le-accurate trimming, proper timescale should be set to the timescale field in the Movie Header Box
257 …and the Media Header Box inside Track Box(es) for Opus bitstream. The timescale field in the Media…
258 …typically set to 48000. It is recommended that the timescale field in the Movie Header Box be set …
259 …value of the timescale field in the Media Header Box in order to avoid the rounding problem when s…
263 the Movie Header Box and the Media Header Box set to 48000, we would use the following edit:
268 …The Edit List Box is applied to whole movie including all movie fragments. Therefore, it is imposs…
274 …By the application of alternate_group in the Track Header Box, whole audio channels in all active …
312 This subclause shows a basic structure of the Movie Box as follows:
315 |moov| | | | | | | | Movie Box |
317 | |mvhd| | | | | | | Movie Header Box |
319 | |trak| | | | | | | Track Box |
321 | | |tkhd| | | | | | Track Header Box |
323 | | |edts| | | | | | Edit Box |
325 | | | |elst| | | | | Edit List Box |
327 | | |mdia| | | | | | Media Box |
329 | | | |mdhd| | | | | Media Header Box |
331 | | | |hdlr| | | | | Handler Reference Box |
333 | | | |minf| | | | | Media Information Box |
335 | | | | |smhd| | | | Sound Media Header Box |
337 | | | | |dinf| | | | Data Information Box |
339 | | | | | |dref| | | Data Reference Box |
347 | | | | | |stsd| | | Sample Description Box |
351 | | | | | | | |dOps| Opus Specific Box |
353 | | | | | |stts| | | Decoding Time to Sample Box |
355 | | | | | |stsc| | | Sample To Chunk Box |
357 | | | | | |stsz| | | Sample Size Box |
359 | | | | | |stz2| | | Compact Sample Size Box |
361 | | | | | |stco| | | Chunk Offset Box |
363 | | | | | |co64| | | Chunk Large Offset Box |
365 | | | | | |sgpd| | | Sample Group Description Box |
367 | | | | | |sbgp| | | Sample to Group Box |
369 | |mvex|* | | | | | | Movie Extends Box |
371 | | |trex|* | | | | | Track Extends Box |
374 Figure 2 - Basic structure of Movie Box
383 This subclause shows a basic structure of the Movie Fragment Box as follows:
386 |moof| | | | | | | | Movie Fragment Box |
388 | |mfhd| | | | | | | Movie Fragment Header Box |
390 | |traf| | | | | | | Track Fragment Box |
392 | | |tfhd| | | | | | Track Fragment Header Box |
394 | | |trun| | | | | | Track Fragment Run Box |
396 | | |sgpd|* | | | | | Sample Group Description Box |
398 | | |sbgp|* | | | | | Sample to Group Box |
401 Figure 3 - Basic structure of Movie Fragment Box
403 … It is strongly recommended that the Movie Fragment Header Box and the Track Fragment Header Box be
411 [ftyp: File Type Box]
419 [moov: Movie Box]
422 [mvhd: Movie Header Box]
447 [iods: Object Descriptor Box]
466 [trak: Track Box]
469 [tkhd: Track Header Box]
494 [edts: Edit Box]
497 [elst: Edit List Box]
507 [mdia: Media Box]
510 [mdhd: Media Header Box]
521 [hdlr: Handler Reference Box]
532 [minf: Media Information Box]
535 [smhd: Sound Media Header Box]
542 [dinf: Data Information Box]
545 [dref: Data Reference Box]
551 [url : Data Entry Url Box]
557 [stbl: Sample Table Box]
560 [stsd: Sample Description Box]
579 [dOps: Opus Specific Box]
597 [stts: Decoding Time to Sample Box]
606 [stsc: Sample To Chunk Box]
620 [stsz: Sample Size Box]
645 [stco: Chunk Offset Box]
653 [sgpd: Sample Group Description Box]
662 [sbgp: Sample to Group Box]
672 [free: Free Space Box]
675 [mdat: Media Data Box]