extern const AVOption ff_rawvideo_options[];
-int ff_raw_read_header(AVFormatContext *s, AVFormatParameters *ap);
+int ff_raw_read_header(AVFormatContext *s);
int ff_raw_read_partial_packet(AVFormatContext *s, AVPacket *pkt);
-int ff_raw_audio_read_header(AVFormatContext *s, AVFormatParameters *ap);
+int ff_raw_audio_read_header(AVFormatContext *s);
-int ff_raw_video_read_header(AVFormatContext *s, AVFormatParameters *ap);
+int ff_raw_video_read_header(AVFormatContext *s);
#define FF_RAWVIDEO_DEMUXER_CLASS(name)\
static const AVClass name ## _demuxer_class = {\