void hb_avcodec_init(void);
int hb_avcodec_open( AVCodecContext *, struct AVCodec * );
int hb_avcodec_close( AVCodecContext * );
+int hb_av_find_stream_info(AVFormatContext *ic);
+int hb_ff_layout_xlat(int64_t ff_layout, int channels);
+struct SwsContext*
+hb_sws_get_context(int srcW, int srcH, enum PixelFormat srcFormat,
+ int dstW, int dstH, enum PixelFormat dstFormat,
+ int flags);