X-Git-Url: https://git.carlh.net/gitweb/?a=blobdiff_plain;f=src%2Flib%2Fexamine_content_job.cc;h=4b30c943136a522d3b2197794ca38ca5eb2b187d;hb=0d3f5aae5b99832b7c5d55f32f5bccb365caa3fd;hp=e71ab361aecf623090012aabc5969e1fedebdb5f;hpb=ac712b45bad948fc8f38cf4fa48a529f2024c7f5;p=dcpomatic.git

diff --git a/src/lib/examine_content_job.cc b/src/lib/examine_content_job.cc
index e71ab361a..4b30c9431 100644
--- a/src/lib/examine_content_job.cc
+++ b/src/lib/examine_content_job.cc
@@ -26,17 +26,20 @@
 #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"
+
+#include "i18n.h"
 
 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)
+ExamineContentJob::ExamineContentJob (shared_ptr<Film> f)
+	: Job (f)
 {
 
 }
@@ -49,83 +52,58 @@ string
 ExamineContentJob::name () const
 {
 	if (_film->name().empty ()) {
-		return "Examine content";
+		return _("Examine content");
 	}
 	
-	return String::compose ("Examine content of %1", _film->name());
+	return String::compose (_("Examine content of %1"), _film->name());
 }
 
 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);
-	_decoder->go ();
-
-	_film->set_length (_decoder->video_frame_index());
-
-	_film->log()->log (String::compose ("Video length is %1 frames", _decoder->video_frame_index()));
-
+	_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;
-		if (_film->length() > 0) {
-			o->decode_video_skip = _film->length().get() / 128;
-		} else {
-			o->decode_video_skip = 0;
+	/* 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 */
+		
+		/* We don't want to use any existing length here, as progress
+		   will be messed up.
+		*/
+		_film->unset_length ();
+		_film->set_crop (Crop ());
+		
+		DecodeOptions o;
+		o.decode_audio = false;
+		
+		Decoders decoders = decoder_factory (_film, o);
+		
+		set_progress_unknown ();
+		while (!decoders.video->pass()) {
+			/* keep going */
 		}
-		o->decode_subtitles = true;
-		shared_ptr<ImageMagickEncoder> e (new ImageMagickEncoder (_film, o));
-		Transcoder w (_film, o, this, e);
-		w.go ();
 		
-	} catch (std::exception& e) {
-
-		ascend ();
-		set_progress (1);
-		set_error (e.what ());
-		set_state (FINISHED_ERROR);
-		return;
+		_film->set_length (decoders.video->video_frame());
 		
-	}
-
-	string const tdir = _film->dir ("thumbs");
-	vector<SourceFrame> thumbs;
-
-	for (boost::filesystem::directory_iterator i = boost::filesystem::directory_iterator (tdir); i != boost::filesystem::directory_iterator(); ++i) {
+		_film->log()->log (String::compose (N_("Video length examined as %1 frames"), _film->length().get()));
+		
+	} else {
 
-		/* Aah, the sweet smell of progress */
-#if BOOST_FILESYSTEM_VERSION == 3		
-		string const l = boost::filesystem::path(*i).leaf().generic_string();
-#else
-		string const l = i->leaf ();
-#endif
+		/* Get a quick decoder to get the content's length from its header */
 		
-		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 d = decoder_factory (_film, DecodeOptions());
+		_film->set_length (d.video->length());
+	
+		_film->log()->log (String::compose (N_("Video length obtained from header as %1 frames"), _film->length().get()));
 	}
 
-	sort (thumbs.begin(), thumbs.end());
-	_film->set_thumbs (thumbs);	
-
 	ascend ();
 	set_progress (1);
 	set_state (FINISHED_OK);