ff_thread_get_format 1109 libavcodec/h264_slice.c     return ff_thread_get_format(h->avctx, choices);
ff_thread_get_format  310 libavcodec/hevc.c     ret = ff_thread_get_format(s->avctx, pix_fmts);
ff_thread_get_format 1246 libavcodec/mpeg12dec.c     return ff_thread_get_format(avctx, pix_fmts);
ff_thread_get_format  108 libavcodec/thread.h enum AVPixelFormat ff_thread_get_format(AVCodecContext *avctx, const enum AVPixelFormat *fmt);