#include "film.h"
#include "image.h"
#include "log.h"
-#include "options.h"
#include "job.h"
+#include "i18n.h"
+
using boost::shared_ptr;
using boost::optional;
-VideoDecoder::VideoDecoder (shared_ptr<Film> f, DecodeOptions o, Job* j)
- : Decoder (f, o, j)
+VideoDecoder::VideoDecoder (shared_ptr<const Film> f)
+ : Decoder (f)
, _video_frame (0)
, _last_source_time (0)
{
_last_source_time = t;
}
+/** Called by subclasses to repeat the last video frame that we
+ * passed to emit_video(). If emit_video hasn't yet been called,
+ * we will generate a black frame.
+ */
void
VideoDecoder::repeat_last_video ()
{
if (!_last_image) {
- _last_image.reset (new SimpleImage (pixel_format(), native_size(), false));
+ _last_image.reset (new SimpleImage (pixel_format(), native_size(), true));
_last_image->make_black ();
}
signal_video (_last_image, true, _last_subtitle);
}
+/** Emit our signal to say that some video data is ready.
+ * @param image Video frame.
+ * @param same true if `image' is the same as the last one we emitted.
+ * @param sub Subtitle for this frame, or 0.
+ */
void
VideoDecoder::signal_video (shared_ptr<Image> image, bool same, shared_ptr<Subtitle> sub)
{
- TIMING ("Decoder emits %1", _video_frame);
+ TIMING (N_("Decoder emits %1"), _video_frame);
Video (image, same, sub);
++_video_frame;
_last_subtitle = sub;
}
+/** Set up the current subtitle. This will be put onto frames that
+ * fit within its time specification. s may be 0 to say that there
+ * is no current subtitle.
+ * @param s New current subtitle, or 0.
+ */
void
VideoDecoder::emit_subtitle (shared_ptr<TimedSubtitle> s)
{
}
void
-VideoDecoder::set_subtitle_stream (shared_ptr<SubtitleStream> s)
+VideoDecoder::set_progress (Job* j) const
{
- _subtitle_stream = s;
-}
+ assert (j);
-void
-VideoDecoder::set_progress () const
-{
- if (_job && _film->length()) {
- _job->set_progress (float (_video_frame) / _film->length().get());
+ if (_film->video_length()) {
+ j->set_progress (float (_video_frame) / _film->video_length());
}
}