avcodec_get_pix_fmt 2511 ffmpeg.c               frame_pix_fmt = avcodec_get_pix_fmt(arg);
avcodec_get_pix_fmt 2435 ffplay.c           frame_pix_fmt = avcodec_get_pix_fmt(arg);
avcodec_get_pix_fmt 2686 libavcodec/avcodec.h enum PixelFormat avcodec_get_pix_fmt(const char* name);