#include "util.h"
+struct AVFilterContext;
+struct AVFrame;
class Image;
-class VideoFilter;
+class FFmpegContent;
/** @class FilterGraph
* @brief A graph of FFmpeg filters.
*/
-class FilterGraph
+class FilterGraph : public boost::noncopyable
{
public:
- FilterGraph (boost::shared_ptr<const FFmpegContent> content, libdcp::Size s, AVPixelFormat p);
+ FilterGraph (boost::shared_ptr<const FFmpegContent> content, dcp::Size s, AVPixelFormat p);
~FilterGraph ();
- bool can_process (libdcp::Size s, AVPixelFormat p) const;
- std::list<boost::shared_ptr<Image> > process (AVFrame * frame);
+ bool can_process (dcp::Size s, AVPixelFormat p) const;
+ std::list<std::pair<boost::shared_ptr<Image>, int64_t> > process (AVFrame * frame);
private:
+ /** true if this graph has no filters in, so it just copies stuff straight through */
+ bool _copy;
AVFilterContext* _buffer_src_context;
AVFilterContext* _buffer_sink_context;
- libdcp::Size _size; ///< size of the images that this chain can process
+ dcp::Size _size; ///< size of the images that this chain can process
AVPixelFormat _pixel_format; ///< pixel format of the images that this chain can process
AVFrame* _frame;
};