ff_write_quant_matrix  310 libavcodec/mpeg12enc.c         ff_write_quant_matrix(&s->pb, s->avctx->intra_matrix);
ff_write_quant_matrix  311 libavcodec/mpeg12enc.c         ff_write_quant_matrix(&s->pb, s->avctx->inter_matrix);
ff_write_quant_matrix 1060 libavcodec/mpeg4videoenc.c         ff_write_quant_matrix(&s->pb, s->avctx->intra_matrix);
ff_write_quant_matrix 1061 libavcodec/mpeg4videoenc.c         ff_write_quant_matrix(&s->pb, s->avctx->inter_matrix);
ff_write_quant_matrix  786 libavcodec/mpegvideo.h void ff_write_quant_matrix(PutBitContext *pb, uint16_t *matrix);