-/* -*- c-basic-offset: 8; default-tab-width: 8; -*- */
-
/*
Copyright (C) 2013 Carl Hetherington <cth@carlh.net>
#include <libcxml/cxml.h>
#include "ffmpeg_content.h"
-#include "ffmpeg_decoder.h"
+#include "ffmpeg_examiner.h"
#include "compose.hpp"
#include "job.h"
#include "util.h"
#include "filter.h"
+#include "film.h"
#include "log.h"
+#include "exceptions.h"
#include "i18n.h"
using std::vector;
using std::list;
using std::cout;
+using std::pair;
using boost::shared_ptr;
using boost::lexical_cast;
+using boost::dynamic_pointer_cast;
int const FFmpegContentProperty::SUBTITLE_STREAMS = 100;
int const FFmpegContentProperty::SUBTITLE_STREAM = 101;
: Content (f, p)
, VideoContent (f, p)
, AudioContent (f, p)
+ , SubtitleContent (f, p)
{
}
: Content (f, node)
, VideoContent (f, node)
, AudioContent (f, node)
+ , SubtitleContent (f, node)
{
- list<shared_ptr<cxml::Node> > c = node->node_children ("SubtitleStream");
- for (list<shared_ptr<cxml::Node> >::const_iterator i = c.begin(); i != c.end(); ++i) {
+ list<cxml::NodePtr> c = node->node_children ("SubtitleStream");
+ for (list<cxml::NodePtr>::const_iterator i = c.begin(); i != c.end(); ++i) {
_subtitle_streams.push_back (shared_ptr<FFmpegSubtitleStream> (new FFmpegSubtitleStream (*i)));
if ((*i)->optional_number_child<int> ("Selected")) {
_subtitle_stream = _subtitle_streams.back ();
}
c = node->node_children ("AudioStream");
- for (list<shared_ptr<cxml::Node> >::const_iterator i = c.begin(); i != c.end(); ++i) {
+ for (list<cxml::NodePtr>::const_iterator i = c.begin(); i != c.end(); ++i) {
_audio_streams.push_back (shared_ptr<FFmpegAudioStream> (new FFmpegAudioStream (*i)));
if ((*i)->optional_number_child<int> ("Selected")) {
_audio_stream = _audio_streams.back ();
}
c = node->node_children ("Filter");
- for (list<shared_ptr<cxml::Node> >::iterator i = c.begin(); i != c.end(); ++i) {
+ for (list<cxml::NodePtr>::iterator i = c.begin(); i != c.end(); ++i) {
_filters.push_back (Filter::from_id ((*i)->content ()));
}
+
+ _first_video = node->optional_number_child<double> ("FirstVideo");
}
-FFmpegContent::FFmpegContent (FFmpegContent const & o)
- : Content (o)
- , VideoContent (o)
- , AudioContent (o)
- , _subtitle_streams (o._subtitle_streams)
- , _subtitle_stream (o._subtitle_stream)
- , _audio_streams (o._audio_streams)
- , _audio_stream (o._audio_stream)
+FFmpegContent::FFmpegContent (shared_ptr<const Film> f, vector<boost::shared_ptr<Content> > c)
+ : Content (f, c)
+ , VideoContent (f, c)
+ , AudioContent (f, c)
+ , SubtitleContent (f, c)
{
+ shared_ptr<FFmpegContent> ref = dynamic_pointer_cast<FFmpegContent> (c[0]);
+ assert (ref);
+
+ for (size_t i = 0; i < c.size(); ++i) {
+ shared_ptr<FFmpegContent> fc = dynamic_pointer_cast<FFmpegContent> (c[i]);
+ if (*(fc->_subtitle_stream.get()) != *(ref->_subtitle_stream.get())) {
+ throw JoinError (_("Content to be joined must use the same subtitle stream."));
+ }
+ if (*(fc->_audio_stream.get()) != *(ref->_audio_stream.get())) {
+ throw JoinError (_("Content to be joined must use the same audio stream."));
+ }
+ }
+
+ _subtitle_streams = ref->subtitle_streams ();
+ _subtitle_stream = ref->subtitle_stream ();
+ _audio_streams = ref->audio_streams ();
+ _audio_stream = ref->audio_stream ();
+ _first_video = ref->_first_video;
}
void
Content::as_xml (node);
VideoContent::as_xml (node);
AudioContent::as_xml (node);
+ SubtitleContent::as_xml (node);
boost::mutex::scoped_lock lm (_mutex);
for (vector<Filter const *>::const_iterator i = _filters.begin(); i != _filters.end(); ++i) {
node->add_child("Filter")->add_child_text ((*i)->id ());
}
+
+ if (_first_video) {
+ node->add_child("FirstVideo")->add_child_text (lexical_cast<string> (_first_video.get ()));
+ }
}
void
shared_ptr<const Film> film = _film.lock ();
assert (film);
- shared_ptr<FFmpegDecoder> decoder (new FFmpegDecoder (film, shared_from_this (), true, false, false));
+ shared_ptr<FFmpegExaminer> examiner (new FFmpegExaminer (shared_from_this ()));
- ContentVideoFrame video_length = 0;
- video_length = decoder->video_length ();
- film->log()->log (String::compose ("Video length obtained from header as %1 frames", decoder->video_length ()));
+ VideoContent::Frame video_length = 0;
+ video_length = examiner->video_length ();
+ film->log()->log (String::compose ("Video length obtained from header as %1 frames", video_length));
- {
- boost::mutex::scoped_lock lm (_mutex);
+ {
+ boost::mutex::scoped_lock lm (_mutex);
- _video_length = video_length;
+ _video_length = video_length;
+
+ _subtitle_streams = examiner->subtitle_streams ();
+ if (!_subtitle_streams.empty ()) {
+ _subtitle_stream = _subtitle_streams.front ();
+ }
+
+ _audio_streams = examiner->audio_streams ();
+ if (!_audio_streams.empty ()) {
+ _audio_stream = _audio_streams.front ();
+ }
- _subtitle_streams = decoder->subtitle_streams ();
- if (!_subtitle_streams.empty ()) {
- _subtitle_stream = _subtitle_streams.front ();
- }
-
- _audio_streams = decoder->audio_streams ();
- if (!_audio_streams.empty ()) {
- _audio_stream = _audio_streams.front ();
- }
- }
+ _first_video = examiner->first_video ();
+ }
- take_from_video_decoder (decoder);
+ take_from_video_examiner (examiner);
- signal_changed (ContentProperty::LENGTH);
- signal_changed (FFmpegContentProperty::SUBTITLE_STREAMS);
- signal_changed (FFmpegContentProperty::SUBTITLE_STREAM);
- signal_changed (FFmpegContentProperty::AUDIO_STREAMS);
- signal_changed (FFmpegContentProperty::AUDIO_STREAM);
- signal_changed (AudioContentProperty::AUDIO_CHANNELS);
+ signal_changed (ContentProperty::LENGTH);
+ signal_changed (FFmpegContentProperty::SUBTITLE_STREAMS);
+ signal_changed (FFmpegContentProperty::SUBTITLE_STREAM);
+ signal_changed (FFmpegContentProperty::AUDIO_STREAMS);
+ signal_changed (FFmpegContentProperty::AUDIO_STREAM);
+ signal_changed (AudioContentProperty::AUDIO_CHANNELS);
}
string
FFmpegContent::summary () const
{
- return String::compose (_("Movie: %1"), file().filename().string());
+ /* Get the string() here so that the name does not have quotes around it */
+ return String::compose (_("%1 [movie]"), path_summary ());
+}
+
+string
+FFmpegContent::technical_summary () const
+{
+ string as = "none";
+ if (_audio_stream) {
+ as = String::compose ("id %1", _audio_stream->id);
+ }
+
+ string ss = "none";
+ if (_subtitle_stream) {
+ ss = String::compose ("id %1", _subtitle_stream->id);
+ }
+
+ pair<string, string> filt = Filter::ffmpeg_strings (_filters);
+
+ return Content::technical_summary() + " - "
+ + VideoContent::technical_summary() + " - "
+ + AudioContent::technical_summary() + " - "
+ + String::compose (
+ "ffmpeg: audio %1, subtitle %2, filters %3 %4", as, ss, filt.first, filt.second
+ );
}
string
void
FFmpegContent::set_subtitle_stream (shared_ptr<FFmpegSubtitleStream> s)
{
- {
- boost::mutex::scoped_lock lm (_mutex);
- _subtitle_stream = s;
- }
+ {
+ boost::mutex::scoped_lock lm (_mutex);
+ _subtitle_stream = s;
+ }
- signal_changed (FFmpegContentProperty::SUBTITLE_STREAM);
+ signal_changed (FFmpegContentProperty::SUBTITLE_STREAM);
}
void
FFmpegContent::set_audio_stream (shared_ptr<FFmpegAudioStream> s)
{
- {
- boost::mutex::scoped_lock lm (_mutex);
- _audio_stream = s;
- }
+ {
+ boost::mutex::scoped_lock lm (_mutex);
+ _audio_stream = s;
+ }
- signal_changed (FFmpegContentProperty::AUDIO_STREAM);
+ signal_changed (FFmpegContentProperty::AUDIO_STREAM);
}
-ContentAudioFrame
+AudioContent::Frame
FFmpegContent::audio_length () const
{
int const cafr = content_audio_frame_rate ();
int const vfr = video_frame_rate ();
- ContentVideoFrame const vl = video_length ();
+ VideoContent::Frame const vl = video_length ();
boost::mutex::scoped_lock lm (_mutex);
- if (!_audio_stream) {
- return 0;
- }
-
- return video_frames_to_audio_frames (vl, cafr, vfr);
+ if (!_audio_stream) {
+ return 0;
+ }
+
+ return video_frames_to_audio_frames (vl, cafr, vfr);
}
int
{
boost::mutex::scoped_lock lm (_mutex);
- if (!_audio_stream) {
- return 0;
- }
+ if (!_audio_stream) {
+ return 0;
+ }
- return _audio_stream->channels;
+ return _audio_stream->channels;
}
int
{
boost::mutex::scoped_lock lm (_mutex);
- if (!_audio_stream) {
- return 0;
- }
+ if (!_audio_stream) {
+ return 0;
+ }
- return _audio_stream->frame_rate;
+ return _audio_stream->frame_rate;
}
int
/* Resample to a DCI-approved sample rate */
double t = dcp_audio_frame_rate (content_audio_frame_rate ());
- FrameRateConversion frc (video_frame_rate(), film->dcp_video_frame_rate());
+ FrameRateConversion frc (video_frame_rate(), film->video_frame_rate());
/* Compensate if the DCP is being run at a different frame rate
to the source; that is, if the video is run such that it will
*/
if (frc.change_speed) {
- t *= video_frame_rate() * frc.factor() / film->dcp_video_frame_rate();
+ t *= video_frame_rate() * frc.factor() / film->video_frame_rate();
}
return rint (t);
bool
operator== (FFmpegSubtitleStream const & a, FFmpegSubtitleStream const & b)
{
- return a.id == b.id;
+ return a.id == b.id;
+}
+
+bool
+operator!= (FFmpegSubtitleStream const & a, FFmpegSubtitleStream const & b)
+{
+ return a.id != b.id;
}
bool
operator== (FFmpegAudioStream const & a, FFmpegAudioStream const & b)
{
- return a.id == b.id;
+ return a.id == b.id;
+}
+
+bool
+operator!= (FFmpegAudioStream const & a, FFmpegAudioStream const & b)
+{
+ return a.id != b.id;
}
FFmpegAudioStream::FFmpegAudioStream (shared_ptr<const cxml::Node> node)
+ : mapping (node->node_child ("Mapping"))
{
name = node->string_child ("Name");
id = node->number_child<int> ("Id");
frame_rate = node->number_child<int> ("FrameRate");
channels = node->number_child<int64_t> ("Channels");
- mapping = AudioMapping (node->node_child ("Mapping"));
+ first_audio = node->optional_number_child<double> ("FirstAudio");
}
void
root->add_child("Id")->add_child_text (lexical_cast<string> (id));
root->add_child("FrameRate")->add_child_text (lexical_cast<string> (frame_rate));
root->add_child("Channels")->add_child_text (lexical_cast<string> (channels));
+ if (first_audio) {
+ root->add_child("FirstAudio")->add_child_text (lexical_cast<string> (first_audio.get ()));
+ }
mapping.as_xml (root->add_child("Mapping"));
}
root->add_child("Id")->add_child_text (lexical_cast<string> (id));
}
-shared_ptr<Content>
-FFmpegContent::clone () const
-{
- return shared_ptr<Content> (new FFmpegContent (*this));
-}
-
Time
-FFmpegContent::length () const
+FFmpegContent::full_length () const
{
shared_ptr<const Film> film = _film.lock ();
assert (film);
- FrameRateConversion frc (video_frame_rate (), film->dcp_video_frame_rate ());
- return video_length() * frc.factor() * TIME_HZ / film->dcp_video_frame_rate ();
+ FrameRateConversion frc (video_frame_rate (), film->video_frame_rate ());
+ return video_length() * frc.factor() * TIME_HZ / film->video_frame_rate ();
}
AudioMapping
audio_stream()->mapping = m;
signal_changed (AudioContentProperty::AUDIO_MAPPING);
}
+
+string
+FFmpegContent::identifier () const
+{
+ stringstream s;
+
+ s << VideoContent::identifier();
+
+ boost::mutex::scoped_lock lm (_mutex);
+
+ if (_subtitle_stream) {
+ s << "_" << _subtitle_stream->id;
+ }
+
+ for (vector<Filter const *>::const_iterator i = _filters.begin(); i != _filters.end(); ++i) {
+ s << "_" << (*i)->id ();
+ }
+
+ return s.str ();
+}
+