+
+ put_header(s, EXT_START_CODE);
+ put_bits(&s->pb, 4, 2); // sequence display extension
+ put_bits(&s->pb, 3, 0); // video_format: 0 is components
+ put_bits(&s->pb, 1, 1); // colour_description
+ put_bits(&s->pb, 8, s->avctx->color_primaries); // colour_primaries
+ put_bits(&s->pb, 8, s->avctx->color_trc); // transfer_characteristics
+ put_bits(&s->pb, 8, s->avctx->colorspace); // matrix_coefficients
+ put_bits(&s->pb, 14, s->width); // display_horizontal_size
+ put_bits(&s->pb, 1, 1); // marker_bit
+ put_bits(&s->pb, 14, s->height); // display_vertical_size
+ put_bits(&s->pb, 3, 0); // remaining 3 bits are zero padding