stbl_RemoveSubSample 3352 include/gpac/internal/isomedia_dev.h GF_Err stbl_RemoveSubSample(GF_SampleTableBox *stbl, u32 SampleNumber);
stbl_RemoveSubSample 1107 src/isomedia/isom_write.c 	e = stbl_RemoveSubSample(trak->Media->information->sampleTable, sampleNumber);