mp4(3)
NAME
MP4GetTrackEditTotalDuration - Get the total duration of a sequence of
track edit segments
SYNTAX
#include <mp4.h>
- MP4Duration MP4GetTrackEditTotalDuration(
- MP4FileHandle hFile,
MP4TrackId trackId,
MP4EditId editId = MP4_INVALID_EDIT_ID - )
ARGUMENTS
hFile Specifies the mp4 file to which the operation applies.
- trackId
- Specifies the track to which the operation applies.
- editId Specifies the edit segment for which the total duration is
- desired. A value of MP4_INVALID_EDIT_ID specifies that all edit segments should be included.
RETURN VALUES
The total duration of the edit segment sequence in track time scale
units of the track in the mp4 file.
DESCRIPTION
MP4GetTrackEditTotalDuration returns the total duration of the specified sequence of track edit segments from the first edit segment up to
and including the specified edit segment. If the edit id value is
MP4_INVALID_EDIT_ID, then the total duration of all of the edit segments is returned.
Caveat: The value is in units of the track time scale.