-void
-Film::set_content (string c)
-{
- string check = directory ();
-
- boost::filesystem::path slash ("/");
- string platform_slash = slash.make_preferred().string ();
-
- if (!ends_with (check, platform_slash)) {
- check += platform_slash;
- }
-
- if (boost::filesystem::path(c).has_root_directory () && starts_with (c, check)) {
- c = c.substr (_directory.length() + 1);
- }
-
- string old_content;
-
- {
- boost::mutex::scoped_lock lm (_state_mutex);
- if (c == _content) {
- return;
- }
-
- old_content = _content;
- _content = c;
- }
-
- /* Reset streams here in case the new content doesn't have one or the other */
- _content_audio_stream = shared_ptr<AudioStream> ();
- _subtitle_stream = shared_ptr<SubtitleStream> ();
-
- /* Start off using content audio */
- set_use_content_audio (true);
-
- /* Create a temporary decoder so that we can get information
- about the content.
- */
-
- try {
- Decoders d = decoder_factory (shared_from_this(), DecodeOptions());
-
- set_size (d.video->native_size ());
- set_source_frame_rate (d.video->frames_per_second ());
- set_dcp_frame_rate (best_dcp_frame_rate (source_frame_rate ()));
- set_subtitle_streams (d.video->subtitle_streams ());
- if (d.audio) {
- set_content_audio_streams (d.audio->audio_streams ());
- }
-
- {
- boost::mutex::scoped_lock lm (_state_mutex);
- _content = c;
- }
-
- signal_changed (CONTENT);
-
- /* Start off with the first audio and subtitle streams */
- if (d.audio && !d.audio->audio_streams().empty()) {
- set_content_audio_stream (d.audio->audio_streams().front());
- }
-
- if (!d.video->subtitle_streams().empty()) {
- set_subtitle_stream (d.video->subtitle_streams().front());
- }
-
- examine_content ();
-
- } catch (...) {
-
- boost::mutex::scoped_lock lm (_state_mutex);
- _content = old_content;
- throw;
-
- }
-
- /* Default format */
- switch (content_type()) {
- case STILL:
- set_format (Format::from_id ("var-185"));
- break;
- case VIDEO:
- set_format (Format::from_id ("185"));
- break;
- }
-
- /* Still image DCPs must use external audio */
- if (content_type() == STILL) {
- set_use_content_audio (false);
- }
-}
-