SAMPLE_INDEX_OFFSET  650 src/isomedia/tx3g.c 		gf_isom_write_tx3g(a, bs, i+1, SAMPLE_INDEX_OFFSET);
SAMPLE_INDEX_OFFSET  699 src/isomedia/tx3g.c 	gf_bs_write_u8(bs, sampleDescriptionIndex + SAMPLE_INDEX_OFFSET);