AV_PIX_FMT_YUVJ411P,///< planar YUV 4:1:1, 12bpp, (1 Cr & Cb sample per 4x1 Y samples)
AV_PIX_FMT_NB,///< number of pixel formats, DO NOT USE THIS if you want to link with shared libav* because the number of formats might differ between versions
AV_PIX_FMT_NB,///< number of pixel formats, DO NOT USE THIS if you want to link with shared libav* because the number of formats might differ between versions