AVCOL_TRC_SMPTE170M  457 extra_lib/include/ffmpeg_android/libavutil/pixfmt.h     AVCOL_TRC_SMPTE170M    = 6,  ///< also ITU-R BT601-6 525 or 625 / ITU-R BT1358 525 or 625 / ITU-R BT1700 NTSC
AVCOL_TRC_SMPTE170M  649 extra_lib/include/libavcodec/avcodec.h     AVCOL_TRC_SMPTE170M    =  6, ///< also ITU-R BT601-6 525 or 625 / ITU-R BT1358 525 or 625 / ITU-R BT1700 NTSC