av_mul_q 297 libavformat/avienc.c AVRational dar = av_mul_q(s->streams[i]->sample_aspect_ratio, av_mul_q 84 libavutil/rational.c return av_mul_q(b, (AVRational){c.den, c.num}); av_mul_q 82 libavutil/rational.h AVRational av_mul_q(AVRational b, AVRational c) av_const;