| .TH "MP4" "3" "Version 0.9" "Cisco Systems Inc." "MP4 File Format Library" |
| .SH "NAME" |
| .LP |
| \fBMP4GetTrackDuration\fR \- Get the duration of a track |
| .SH "SYNTAX" |
| .LP |
| #include <mp4.h> |
| .LP |
| MP4Duration \fBMP4GetTrackDuration\fR( |
| .br |
| MP4FileHandle \fIhFile\fP, |
| .br |
| MP4TrackId \fItrackId\fP |
| .br |
| ) |
| .SH "ARGUMENTS" |
| .LP |
| .TP |
| \fIhFile\fP |
| Specifies the mp4 file to which the operation applies. |
| .TP |
| \fItrackId\fP |
| Specifies the track for which the duration is desired. |
| .SH "RETURN VALUES" |
| .LP |
| The duration in track time scale units of the track in the mp4 file. |
| .SH "DESCRIPTION" |
| .LP |
| \fBMP4GetTrackDuration\fR returns the total duration of all the samples in the specified track in the mp4 file. |
| .LP |
| Caveat: The value is in units of the track time scale. |
| .SH "SEE ALSO" |
| .LP |
| MP4(3) |
