mp4addsystemstrack.3

完整的RTP RTSP代码库

.TH "MP4" "3" "Version 0.9" "Cisco Systems Inc." "MP4 File Format Library"
.SH "NAME"
.LP 
\fBMP4AddSystemsTrack\fR \- Add an MPEG\-4 systems track
.SH "SYNTAX"
.LP 
#include <mp4.h>
.LP 
MP4TrackId \fBMP4AddSystemsTrack\fR(
.br 
	MP4FileHandle \fIhFile\fP,
.br 
	const char* \fItype\fP
.br 
)
.SH "ARGUMENTS"
.LP 
.TP 
\fIhFile\fP
Specifies the mp4 file to which the operation applies.
.TP 
\fItype\fP
Specifies the type of track to be added. 
.SH "RETURN VALUES"
.LP 
Upon success, the track id of the new track. Upon an error, MP4_INVALID_TRACK_ID.

.SH "DESCRIPTION"
.LP 
\fBMP4AddSystemsTrack\fR adds an MPEG\-4 Systems track to the mp4 file. Note this should not be used to add OD or scene tracks, MP4AddODTrack() and MP4AddSceneTrack() should be used for those purposes. Other known MPEG\-4 System track types are:
.LP 
MP4_CLOCK_TRACK_TYPE
.br 
MP4_MPEG7_TRACK_TYPE
.br 
MP4_OCI_TRACK_TYPE
.br 
MP4_IPMP_TRACK_TYPE
.br 
MP4_MPEGJ_TRACK_TYPE


.SH "SEE ALSO"
.LP 
MP4(3)