AV_CH_BACK_RIGHT   54 extra_lib/include/ffmpeg_android/libavutil/channel_layout.h #define AV_CH_BACK_RIGHT             0x00000020
AV_CH_BACK_RIGHT  276 extra_lib/include/ffmpeg_android/libavutil/channel_layout.h #define AV_CH_BACK_RIGHT             0x00000020
AV_CH_BACK_RIGHT   54 extra_lib/include/libavutil/channel_layout.h #define AV_CH_BACK_RIGHT             0x00000020