/*
- Copyright (C) 2012 Carl Hetherington <cth@carlh.net>
+ Copyright (C) 2012-2013 Carl Hetherington <cth@carlh.net>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
*/
-#include "decoder.h"
+#include "video_decoder.h"
+#include "imagemagick.h"
namespace Magick {
class Image;
}
-class ImageMagickDecoder : public Decoder
+class ImageMagickContent;
+
+class ImageMagickDecoder : public VideoDecoder, public ImageMagick
{
public:
- ImageMagickDecoder (boost::shared_ptr<const FilmState>, boost::shared_ptr<const Options>, Job *, Log *, bool, bool);
-
- int length_in_frames () const {
- return 1;
- }
-
- float frames_per_second () const {
- return static_frames_per_second ();
- }
-
- Size native_size () const;
-
- int audio_channels () const {
- return 0;
- }
-
- int audio_sample_rate () const {
- return 0;
- }
-
- AVSampleFormat audio_sample_format () const {
- return AV_SAMPLE_FMT_NONE;
- }
-
- int64_t audio_channel_layout () const {
- return 0;
- }
-
- bool has_subtitles () const {
- return false;
- }
-
- static float static_frames_per_second () {
- return 24;
- }
-
-protected:
- bool do_pass ();
- PixelFormat pixel_format () const;
-
- int time_base_numerator () const {
- return 0;
- }
-
- int time_base_denominator () const {
- return 0;
- }
+ ImageMagickDecoder (boost::shared_ptr<const Film>, boost::shared_ptr<const ImageMagickContent>);
- int sample_aspect_ratio_numerator () const {
- /* XXX */
- return 1;
- }
+ /* Decoder */
- int sample_aspect_ratio_denominator () const {
- /* XXX */
- return 1;
- }
+ void pass ();
+ void seek (VideoContent::Frame);
+ void seek_back ();
+ bool done () const;
private:
- Magick::Image* _magick_image;
- bool _done;
+ boost::shared_ptr<Image> _image;
+ mutable boost::optional<libdcp::Size> _video_size;
};