+void ff_put_bmp_header(AVIOContext *pb, AVCodecContext *enc, const AVCodecTag *tags, int for_asf);
+int ff_put_wav_header(AVIOContext *pb, AVCodecContext *enc);
+enum CodecID ff_wav_codec_get_id(unsigned int tag, int bps);
+int ff_get_wav_header(AVIOContext *pb, AVCodecContext *codec, int size);