#include "options.h"
#include "decoder_factory.h"
#include "decoder.h"
-#include "imagemagick_encoder.h"
#include "transcoder.h"
#include "log.h"
#include "film.h"
+#include "video_decoder.h"
-using namespace std;
-using namespace boost;
+using std::string;
+using std::vector;
+using std::pair;
+using boost::shared_ptr;
ExamineContentJob::ExamineContentJob (shared_ptr<Film> f, shared_ptr<Job> req)
: Job (f, req)
void
ExamineContentJob::run ()
{
- /* Decode the content to get an accurate length */
-
- shared_ptr<Options> o (new Options ("", "", ""));
- o->out_size = Size (512, 512);
- o->apply_crop = false;
-
descend (0.5);
-
- _decoder = decoder_factory (_film, o, this, true, true);
- _decoder->go ();
-
- _film->set_length (_decoder->last_video_frame ());
-
- _film->log()->log (String::compose ("Video length is %1 frames", _decoder->last_video_frame()));
-
+ _film->set_content_digest (md5_digest (_film->content_path ()));
ascend ();
- /* Now make thumbnails for it */
-
descend (0.5);
- try {
- o.reset (new Options (_film->dir ("thumbs"), ".png", ""));
- o->out_size = _film->size ();
- o->apply_crop = false;
- o->decode_audio = false;
- o->decode_video_frequency = 128;
- o->decode_subtitles = true;
- shared_ptr<ImageMagickEncoder> e (new ImageMagickEncoder (_film, o));
- Transcoder w (_film, o, this, e);
- w.go ();
+ /* Set the film's length to either
+ a) a length judged by running through the content or
+ b) the length from a decoder's header.
+ */
+ if (!_film->trust_content_header()) {
+ /* Decode the content to get an accurate length */
- } catch (std::exception& e) {
-
- ascend ();
- set_progress (1);
- set_error (e.what ());
- set_state (FINISHED_ERROR);
- return;
+ /* We don't want to use any existing length here, as progress
+ will be messed up.
+ */
+ _film->unset_length ();
+ _film->set_crop (Crop ());
- }
-
- string const tdir = _film->dir ("thumbs");
- vector<int> thumbs;
-
- for (filesystem::directory_iterator i = filesystem::directory_iterator (tdir); i != filesystem::directory_iterator(); ++i) {
-
- /* Aah, the sweet smell of progress */
-#if BOOST_FILESYSTEM_VERSION == 3
- string const l = filesystem::path(*i).leaf().generic_string();
-#else
- string const l = i->leaf ();
-#endif
+ DecodeOptions o;
+ o.decode_audio = false;
- size_t const d = l.find (".png");
- size_t const t = l.find (".tmp");
- if (d != string::npos && t == string::npos) {
- thumbs.push_back (atoi (l.substr (0, d).c_str()));
+ Decoders decoders = decoder_factory (_film, o, this);
+
+ set_progress_unknown ();
+ while (!decoders.video->pass()) {
+ /* keep going */
}
- }
+
+ _film->set_length (decoders.video->video_frame());
+
+ _film->log()->log (String::compose ("Video length examined as %1 frames", _film->length().get()));
+
+ } else {
- sort (thumbs.begin(), thumbs.end());
- _film->set_thumbs (thumbs);
+ /* Get a quick decoder to get the content's length from its header */
+
+ Decoders d = decoder_factory (_film, DecodeOptions(), 0);
+ _film->set_length (d.video->length());
+
+ _film->log()->log (String::compose ("Video length obtained from header as %1 frames", _film->length().get()));
+ }
ascend ();
set_progress (1);
set_state (FINISHED_OK);
}
-
-int
-ExamineContentJob::last_video_frame () const
-{
- return _decoder->last_video_frame ();
-}