1MP4(3) MP4 File Format Library MP4(3)
2
3
4
6 MP4SetSampleRenderingOffset - Set the rendering offset of a track sam‐
7 ple
8
10 #include <mp4.h>
11
12 bool MP4SetSampleRenderingOffset(
13 MP4FileHandle hFile,
14 MP4TrackId trackId,
15 MP4SampleId sampleId,
16 MP4Duration renderingOffset
17 );
18
20 hFile Specifies the mp4 file to which the operation applies.
21
22 trackId
23 Specifies the track to which the operation applies.
24
25 sampleId
26 Specifies the sample to which the operation applies. Caveat: the
27 first sample has id 1 not 0.
28
29 renderingOffset
30 Species the new value for the sample rendering offset in track
31 time scale units.
32
33
35 Upon success, true (1). Upon an error, false (0).
36
37
39 MP4SetSampleRenderingOffset sets the rendering offset of the specified
40 sample from the specified track in the track time scale units. See
41 MP4ConvertToTrackDuration() for how to map this value from another time
42 scale.
43
44 See MP4GetSampleRenderingOffset() for a description of this sample
45 property.
46
47
49 MP4(3) MP4ConvertToTrackDuration(3) MP4GetSampleRenderingOffset(3)
50
51
52
53Cisco Systems Inc. Version 0.9 MP4(3)