* @brief Parent class for decoders of content.
*/
-#include <iostream>
-#include <stdint.h>
-#include <boost/lexical_cast.hpp>
#include "film.h"
-#include "format.h"
-#include "job.h"
-#include "options.h"
-#include "exceptions.h"
-#include "image.h"
-#include "util.h"
-#include "log.h"
#include "decoder.h"
-#include "delay_line.h"
-#include "subtitle.h"
-#include "filter_graph.h"
-using std::string;
-using std::stringstream;
-using std::min;
-using std::pair;
-using std::list;
+#include "i18n.h"
+
using boost::shared_ptr;
-using boost::optional;
/** @param f Film.
- * @param o Options.
- * @param j Job that we are running within, or 0
+ * @param o Decode options.
*/
-Decoder::Decoder (boost::shared_ptr<Film> f, boost::shared_ptr<const Options> o, Job* j)
+Decoder::Decoder (shared_ptr<const Film> f)
: _film (f)
- , _opt (o)
- , _job (j)
- , _video_frame (0)
-{
-
-}
-
-/** Start decoding */
-void
-Decoder::go ()
-{
- if (_job && !_film->dcp_length()) {
- _job->set_progress_unknown ();
- }
-
- while (pass () == false) {
- if (_job && _film->dcp_length()) {
- _job->set_progress (float (_video_frame) / _film->length().get());
- }
- }
-}
-
-/** Called by subclasses to tell the world that some video data is ready.
- * We find a subtitle then emit it for listeners.
- * @param frame to decode; caller manages memory.
- */
-void
-Decoder::emit_video (shared_ptr<Image> image)
-{
- shared_ptr<Subtitle> sub;
- if (_timed_subtitle && _timed_subtitle->displayed_at (double (video_frame()) / _film->frames_per_second())) {
- sub = _timed_subtitle->subtitle ();
- }
-
- signal_video (image, sub);
-}
-
-void
-Decoder::repeat_last_video ()
{
- if (!_last_image) {
- _last_image.reset (new CompactImage (pixel_format(), native_size()));
- _last_image->make_black ();
- }
- signal_video (_last_image, _last_subtitle);
-}
-
-void
-Decoder::signal_video (shared_ptr<Image> image, shared_ptr<Subtitle> sub)
-{
- TIMING ("Decoder emits %1", _video_frame);
- Video (image, sub);
- ++_video_frame;
-
- _last_image = image;
- _last_subtitle = sub;
-}
-
-void
-Decoder::emit_subtitle (shared_ptr<TimedSubtitle> s)
-{
- _timed_subtitle = s;
-
- if (_timed_subtitle && _opt->apply_crop) {
- Position const p = _timed_subtitle->subtitle()->position ();
- _timed_subtitle->subtitle()->set_position (Position (p.x - _film->crop().left, p.y - _film->crop().top));
- }
-}
-
-void
-Decoder::set_audio_stream (optional<AudioStream> s)
-{
- _audio_stream = s;
-}
-
-void
-Decoder::set_subtitle_stream (optional<SubtitleStream> s)
-{
- _subtitle_stream = s;
}