FF_PUT_WAV_HEADER_SKIP_CHANNELMASK 471 libavformat/avienc.c flags = (avi->write_channel_mask == 0) ? FF_PUT_WAV_HEADER_SKIP_CHANNELMASK : 0; FF_PUT_WAV_HEADER_SKIP_CHANNELMASK 174 libavformat/riffenc.c int write_channel_mask = !(flags & FF_PUT_WAV_HEADER_SKIP_CHANNELMASK) &&