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MP4GetTrackNumberOfSamples
Langue: en
Version: 172164 (fedora - 06/07/09)
Section: 3 (Bibliothèques de fonctions)
NAME
MP4GetTrackNumberOfSamples - Get the number of samples in a track
SYNTAX
#include <mp4.h>
u_int32_t MP4GetTrackNumberOfSamples(
MP4FileHandle hFile,
MP4TrackId trackId
)
ARGUMENTS
- hFile
- Specifies the mp4 file to which the operation applies.
- trackId
- Specifies the track for which the number of samples is desired.
RETURN VALUES
Upon success, the number of samples in the track. Upon an error, 0.
DESCRIPTION
MP4GetTrackNumberOfSamples returns the number of samples in the specified track in the mp4 file. Sample id's are the consecutive sequence of numbers from 1 to the total number of samples, i.e. 1-based indexing, not 0-based indexing.
SEE ALSO
MP4(3)
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