AV_PIX_FMT_YUV422P9 1334 libavcodec/ffv1enc.c         AV_PIX_FMT_YUV422P16, AV_PIX_FMT_YUV444P16, AV_PIX_FMT_YUV444P9,  AV_PIX_FMT_YUV422P9,
AV_PIX_FMT_YUV422P9 1125 libavcodec/huffyuvenc.c         AV_PIX_FMT_YUV422P9, AV_PIX_FMT_YUV422P10, AV_PIX_FMT_YUV422P12, AV_PIX_FMT_YUV422P14, AV_PIX_FMT_YUV422P16,
AV_PIX_FMT_YUV422P9  776 libavcodec/libopenjpegenc.c         AV_PIX_FMT_YUV420P9, AV_PIX_FMT_YUV422P9, AV_PIX_FMT_YUV444P9,
AV_PIX_FMT_YUV422P9  395 libavutil/pixfmt.h #define AV_PIX_FMT_YUV422P9  AV_PIX_FMT_NE(YUV422P9BE , YUV422P9LE)