/*
- Copyright (C) 2013 Carl Hetherington <cth@carlh.net>
+ Copyright (C) 2013-2014 Carl Hetherington <cth@carlh.net>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
#include <libavformat/avformat.h>
}
#include <libcxml/cxml.h>
+#include <libdcp/raw_convert.h>
#include "ffmpeg_content.h"
#include "ffmpeg_examiner.h"
#include "compose.hpp"
#include "film.h"
#include "log.h"
#include "exceptions.h"
+#include "frame_rate_change.h"
+#include "safe_stringstream.h"
#include "i18n.h"
+#define LOG_GENERAL(...) film->log()->log (String::compose (__VA_ARGS__), Log::TYPE_GENERAL);
+
using std::string;
-using std::stringstream;
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;
+using libdcp::raw_convert;
int const FFmpegContentProperty::SUBTITLE_STREAMS = 100;
int const FFmpegContentProperty::SUBTITLE_STREAM = 101;
}
-FFmpegContent::FFmpegContent (shared_ptr<const Film> f, shared_ptr<const cxml::Node> node, int version)
+FFmpegContent::FFmpegContent (shared_ptr<const Film> f, shared_ptr<const cxml::Node> node, int version, list<string>& notes)
: Content (f, node)
- , VideoContent (f, node)
+ , VideoContent (f, node, version)
, AudioContent (f, node)
, SubtitleContent (f, node, version)
{
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, version)));
+ _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 ("Filter");
for (list<cxml::NodePtr>::iterator i = c.begin(); i != c.end(); ++i) {
- _filters.push_back (Filter::from_id ((*i)->content ()));
+ Filter const * f = Filter::from_id ((*i)->content ());
+ if (f) {
+ _filters.push_back (f);
+ } else {
+ notes.push_back (String::compose (_("DCP-o-matic no longer supports the `%1' filter, so it has been turned off."), (*i)->content()));
+ }
}
_first_video = node->optional_number_child<double> ("FirstVideo");
}
if (_first_video) {
- node->add_child("FirstVideo")->add_child_text (lexical_cast<string> (_first_video.get ()));
+ node->add_child("FirstVideo")->add_child_text (raw_convert<string> (_first_video.get ()));
}
}
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));
+ LOG_GENERAL ("Video length obtained from header as %1 frames", video_length);
{
boost::mutex::scoped_lock lm (_mutex);
{
string as = "none";
if (_audio_stream) {
- as = String::compose ("id %1", _audio_stream->id);
+ as = _audio_stream->technical_summary ();
}
string ss = "none";
if (_subtitle_stream) {
- ss = String::compose ("id %1", _subtitle_stream->id);
+ ss = _subtitle_stream->technical_summary ();
}
- pair<string, string> filt = Filter::ffmpeg_strings (_filters);
+ string filt = Filter::ffmpeg_string (_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
+ "ffmpeg: audio %1, subtitle %2, filters %3", as, ss, filt
);
}
return "";
}
- stringstream s;
+ SafeStringStream s;
- s << String::compose (_("%1 frames; %2 frames per second"), video_length(), video_frame_rate()) << "\n";
+ s << String::compose (_("%1 frames; %2 frames per second"), video_length_after_3d_combine(), video_frame_rate()) << "\n";
s << VideoContent::information ();
return s.str ();
FFmpegContent::audio_length () const
{
int const cafr = content_audio_frame_rate ();
- int const vfr = video_frame_rate ();
- VideoContent::Frame const vl = video_length ();
+ float const vfr = video_frame_rate ();
+ VideoContent::Frame const vl = video_length_after_3d_combine ();
boost::mutex::scoped_lock lm (_mutex);
if (!_audio_stream) {
return _audio_stream->frame_rate;
}
-int
-FFmpegContent::output_audio_frame_rate () const
-{
- shared_ptr<const Film> film = _film.lock ();
- assert (film);
-
- /* Resample to a DCI-approved sample rate */
- double t = dcp_audio_frame_rate (content_audio_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
- look different in the DCP compared to the source (slower or faster).
- skip/repeat doesn't come into effect here.
- */
-
- if (frc.change_speed) {
- t *= video_frame_rate() * frc.factor() / film->video_frame_rate();
- }
-
- return rint (t);
-}
-
bool
-operator== (FFmpegSubtitleStream const & a, FFmpegSubtitleStream const & b)
+operator== (FFmpegStream const & a, FFmpegStream const & b)
{
- return a.id == b.id;
+ return a._id == b._id;
}
bool
-operator!= (FFmpegSubtitleStream const & a, FFmpegSubtitleStream const & b)
+operator!= (FFmpegStream const & a, FFmpegStream const & b)
{
- return a.id != b.id;
+ return a._id != b._id;
}
-bool
-operator== (FFmpegAudioStream const & a, FFmpegAudioStream const & b)
+FFmpegStream::FFmpegStream (shared_ptr<const cxml::Node> node)
+ : name (node->string_child ("Name"))
+ , _id (node->number_child<int> ("Id"))
{
- return a.id == b.id;
-}
-bool
-operator!= (FFmpegAudioStream const & a, FFmpegAudioStream const & b)
-{
- return a.id != b.id;
-}
-
-FFmpegStream::FFmpegStream (shared_ptr<const cxml::Node> node, int version)
- : _legacy_id (false)
-{
- name = node->string_child ("Name");
- id = node->number_child<int> ("Id");
- if (version == 4 || node->optional_bool_child ("LegacyId")) {
- _legacy_id = true;
- }
}
void
FFmpegStream::as_xml (xmlpp::Node* root) const
{
root->add_child("Name")->add_child_text (name);
- root->add_child("Id")->add_child_text (lexical_cast<string> (id));
- if (_legacy_id) {
- /* Write this so that version > 4 files are read in correctly
- if the Id came originally from a version <= 4 file.
- */
- root->add_child("LegacyId")->add_child_text ("1");
- }
+ root->add_child("Id")->add_child_text (raw_convert<string> (_id));
}
FFmpegAudioStream::FFmpegAudioStream (shared_ptr<const cxml::Node> node, int version)
- : FFmpegStream (node, version)
+ : FFmpegStream (node)
, mapping (node->node_child ("Mapping"), version)
{
frame_rate = node->number_child<int> ("FrameRate");
FFmpegAudioStream::as_xml (xmlpp::Node* root) const
{
FFmpegStream::as_xml (root);
- root->add_child("FrameRate")->add_child_text (lexical_cast<string> (frame_rate));
- root->add_child("Channels")->add_child_text (lexical_cast<string> (channels));
+ root->add_child("FrameRate")->add_child_text (raw_convert<string> (frame_rate));
+ root->add_child("Channels")->add_child_text (raw_convert<string> (channels));
if (first_audio) {
- root->add_child("FirstAudio")->add_child_text (lexical_cast<string> (first_audio.get ()));
+ root->add_child("FirstAudio")->add_child_text (raw_convert<string> (first_audio.get ()));
}
mapping.as_xml (root->add_child("Mapping"));
}
-int
-FFmpegStream::index (AVFormatContext const * fc) const
+bool
+FFmpegStream::uses_index (AVFormatContext const * fc, int index) const
{
- if (_legacy_id) {
- return id;
- }
-
size_t i = 0;
while (i < fc->nb_streams) {
- if (fc->streams[i]->id == id) {
- return i;
+ if (fc->streams[i]->id == _id) {
+ return int (i) == index;
}
++i;
}
- assert (false);
+ return false;
}
AVStream *
FFmpegStream::stream (AVFormatContext const * fc) const
{
- if (_legacy_id) {
- if (id >= int (fc->nb_streams)) {
- return 0;
- }
-
- return fc->streams[id];
- }
-
size_t i = 0;
while (i < fc->nb_streams) {
- if (fc->streams[i]->id == id) {
+ if (fc->streams[i]->id == _id) {
return fc->streams[i];
}
++i;
* @param t String returned from to_string().
* @param v State file version.
*/
-FFmpegSubtitleStream::FFmpegSubtitleStream (shared_ptr<const cxml::Node> node, int version)
- : FFmpegStream (node, version)
+FFmpegSubtitleStream::FFmpegSubtitleStream (shared_ptr<const cxml::Node> node)
+ : FFmpegStream (node)
{
}
shared_ptr<const Film> film = _film.lock ();
assert (film);
- FrameRateConversion frc (video_frame_rate (), film->video_frame_rate ());
- return video_length() * frc.factor() * TIME_HZ / film->video_frame_rate ();
+ FrameRateChange frc (video_frame_rate (), film->video_frame_rate ());
+ return video_length_after_3d_combine() * frc.factor() * TIME_HZ / film->video_frame_rate ();
}
AudioMapping
string
FFmpegContent::identifier () const
{
- stringstream s;
+ SafeStringStream s;
s << VideoContent::identifier();
boost::mutex::scoped_lock lm (_mutex);
if (_subtitle_stream) {
- s << "_" << _subtitle_stream->id;
+ s << "_" << _subtitle_stream->identifier ();
}
for (vector<Filter const *>::const_iterator i = _filters.begin(); i != _filters.end(); ++i) {
return s.str ();
}
+boost::filesystem::path
+FFmpegContent::audio_analysis_path () const
+{
+ shared_ptr<const Film> film = _film.lock ();
+ if (!film) {
+ return boost::filesystem::path ();
+ }
+
+ /* We need to include the stream ID in this path so that we get different
+ analyses for each stream.
+ */
+
+ boost::filesystem::path p = film->audio_analysis_dir ();
+ string name = digest ();
+ if (audio_stream ()) {
+ name += "_" + audio_stream()->identifier ();
+ }
+ p /= name;
+ return p;
+}