AV_CH_SIDE_LEFT    58 extra_lib/include/ffmpeg_android/libavutil/channel_layout.h #define AV_CH_SIDE_LEFT              0x00000200
AV_CH_SIDE_LEFT   280 extra_lib/include/ffmpeg_android/libavutil/channel_layout.h #define AV_CH_SIDE_LEFT              0x00000200
AV_CH_SIDE_LEFT    58 extra_lib/include/libavutil/channel_layout.h #define AV_CH_SIDE_LEFT              0x00000200