AV_PIX_FMT_YUV440P12 1349 libavcodec/ffv1enc.c         AV_PIX_FMT_YUV440P10, AV_PIX_FMT_YUV440P12,
AV_PIX_FMT_YUV440P12  403 libavutil/pixfmt.h #define AV_PIX_FMT_YUV440P12 AV_PIX_FMT_NE(YUV440P12BE, YUV440P12LE)