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Diffstat (limited to 'Src/external_dependencies/libmp4v2/API_CHANGES')
| -rw-r--r-- | Src/external_dependencies/libmp4v2/API_CHANGES | 124 |
1 files changed, 124 insertions, 0 deletions
diff --git a/Src/external_dependencies/libmp4v2/API_CHANGES b/Src/external_dependencies/libmp4v2/API_CHANGES new file mode 100644 index 00000000..f8377bc5 --- /dev/null +++ b/Src/external_dependencies/libmp4v2/API_CHANGES @@ -0,0 +1,124 @@ +Changes in xxxx +--------------- +Change to MP4Create and MP4Modify to allow flags to be set for 64 bit +to allow Quicktime compatibility +Change to MP4CloneTrack and MP4CopyTrack for when you copy a hint +track - you must now specify the track ID in the new file for the +reference track. + +Changes in 0.9.9 +--------------------------- +Added support for ISMA's Ismacrypt specification: + MP4GetTrackEsdsObjectTypeId replaces MP4GetTrackAudioType + and MP4GetTrackVideoType. + MP4EncAndCloneTrack is used instead of MP4CloneTrack to encrypt a track + while cloning it. + MP4EncAndCopyTrack is used instead of MP4CopyTrack to encrypt a track + while copying it. + MP4AddEncAudioTrack adds an encrypted audio track. + MP4AddEncVideoTrack adds an encrypted video track. + + +Changes in 0.9.8 +--------------------------- + MP4WriteSample - changed "uint8_t * data" to "const uint8_t *data" + +Changes from 0.9.6 +--------------------------- +Modified + MP4SetHintTrackRtpPayload + payload parameter to get a dynamic payload is MP4_SET_DYNAMIC_PAYLOAD + (value 0xff) instead of 0. + +Changes from 0.9.5 to 0.9.6 +--------------------------- +Modified + MP4GetHintTrackRtpPayload + MP4SetHintTrackRtpPayload + get/set the encoding params (a=rtpmap <payloadname>/<timescale>[/<encoding params>]) + +Changes from 0.9.4 to 0.9.5 +--------------------------- +Added + MP4GetTrackAudioMpeg4Type() + Returns MPEG-4 Audio type (e.g. AAC, CELP, HXVC, MIDI, etc.) + MP4ReadSampleFromTime() + Variant of MP4ReadSample() that uses time instead of sample id + (basically MP4GetSampleIdFromTime() + MP4ReadSample()) + MP4Info() + MP4FileInfo() + Returns summary info on tracks in file (from util/mp4info.cpp) + + The following functions add support for mp4 authoring/editting: + + MP4CloneTrack() + Make a copy of a specified track, without media samples + MP4CopyTrack() + Make a copy of a specified track, with or without media samples + MP4CopySample() + Make a copy of a specified media sample + + MP4AddTrackEdit() + Add a track edit list element + MP4DeleteTrackEdit() + Delete a track edit list element + MP4GetTrackNumberOfEdits() + Return the number of track edit list elements + MP4GetTrackEditTotalDuration() + Return the total duration of the track edit list + MP4GetTrackEditStart() + Return the edit start time for the edit list element + MP4GetTrackEditMediaStart() + Return the media start time for the edit list element + MP4SetTrackEditMediaStart() + Set the media start time for the edit list element + MP4GetTrackEditDuration() + Return the edit list element duration + MP4SetTrackEditDuration() + Set the edit list element duration + MP4GetTrackEditDwell() + Return the edit list element dwell parameter, see man page + MP4SetTrackEditDwell() + Set the edit list element dwell parameter, see man page + MP4ReadSampleFromEditTime() + Apply the edit list timeline to reading a sample + MP4GetSampleIdFromEditTime() + Return the sample id for a specified time on the edit list timeline + +Modified + MP4GetSampleIdFromTime() + Semantic change - now returns sample id corresponding + to specified time, not the sample id with the smallest positive + start time difference from the specified time. + + +Changes from 0.9.3 to 0.9.4 +--------------------------- +Added + MP4GetTrackVideoFrameRate() + Returns video frame rate (average rate if video is variable rate). + + MP4GetTrackBitRate() + Returns track average bit rate in bits-per-second. + +Changes from 0.9.2 to 0.9.3 +--------------------------- +Modified + MP4Optimize() + Second argument, newFileName, can now be NULL in which case + a temporary file is created for the results of the optimization. + Upon success, the existing file specified with the first argument + is overwritten with the optimized file. + + MP4GetNumberOfTracks() + MP4FindTrackId() + Both have a new optional argument, subType, with default value 0. + The subType can be specified for audio and video tracks to + match only a specific encoding type. See man page for more details. + +Added + MP4GetTrackVideoWidth() + Returns video width in pixels. See man page for caveat. + + MP4GetTrackVideoHeight() + Returns video height in pixels. See man page for caveat. |