AV_PIX_FMT_YUV420P16BE  157 libavcodec/pnmenc.c         AV_PIX_FMT_YUV420P, AV_PIX_FMT_YUV420P16BE, AV_PIX_FMT_NONE
AV_PIX_FMT_YUV420P16BE  132 libavutil/pixfmt.h     AV_PIX_FMT_YUV420P16BE,  ///< planar YUV 4:2:0, 24bpp, (1 Cr & Cb sample per 2x2 Y samples), big-endian