/*
- Copyright (C) 2013-2014 Carl Hetherington <cth@carlh.net>
+ Copyright (C) 2013-2015 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
*/
-extern "C" {
-#include <libavformat/avformat.h>
-}
-#include <libcxml/cxml.h>
-#include <dcp/raw_convert.h>
#include "ffmpeg_content.h"
#include "ffmpeg_examiner.h"
#include "ffmpeg_subtitle_stream.h"
#include "log.h"
#include "exceptions.h"
#include "frame_rate_change.h"
+#include "safe_stringstream.h"
+#include "raw_convert.h"
+#include <libcxml/cxml.h>
+extern "C" {
+#include <libavformat/avformat.h>
+#include <libavutil/pixdesc.h>
+}
+#include <libxml++/libxml++.h>
+#include <boost/foreach.hpp>
+#include <iostream>
#include "i18n.h"
-#define LOG_GENERAL(...) film->log()->log (String::compose (__VA_ARGS__), Log::TYPE_GENERAL);
+#define LOG_GENERAL(...) film->log()->log (String::compose (__VA_ARGS__), LogEntry::TYPE_GENERAL);
using std::string;
-using std::stringstream;
using std::vector;
using std::list;
using std::cout;
using std::pair;
+using std::make_pair;
using boost::shared_ptr;
using boost::dynamic_pointer_cast;
-using dcp::raw_convert;
+using boost::optional;
int const FFmpegContentProperty::SUBTITLE_STREAMS = 100;
int const FFmpegContentProperty::SUBTITLE_STREAM = 101;
-int const FFmpegContentProperty::AUDIO_STREAMS = 102;
-int const FFmpegContentProperty::AUDIO_STREAM = 103;
-int const FFmpegContentProperty::FILTERS = 104;
-
-FFmpegContent::FFmpegContent (shared_ptr<const Film> f, boost::filesystem::path p)
- : Content (f, p)
- , VideoContent (f, p)
- , AudioContent (f, p)
- , SubtitleContent (f, p)
+int const FFmpegContentProperty::FILTERS = 102;
+
+FFmpegContent::FFmpegContent (shared_ptr<const Film> film, boost::filesystem::path p)
+ : Content (film, p)
+ , VideoContent (film, p)
+ , AudioContent (film, p)
+ , SubtitleContent (film, p)
{
}
-FFmpegContent::FFmpegContent (shared_ptr<const Film> f, cxml::ConstNodePtr node, int version, list<string>& notes)
- : Content (f, node)
- , VideoContent (f, node, version)
- , AudioContent (f, node)
- , SubtitleContent (f, node, version)
+FFmpegContent::FFmpegContent (shared_ptr<const Film> film, cxml::ConstNodePtr node, int version, list<string>& notes)
+ : Content (film, node)
+ , VideoContent (film, node, version)
+ , AudioContent (film, node)
+ , SubtitleContent (film, node, version)
{
list<cxml::NodePtr> c = node->node_children ("SubtitleStream");
for (list<cxml::NodePtr>::const_iterator i = c.begin(); i != c.end(); ++i) {
c = node->node_children ("AudioStream");
for (list<cxml::NodePtr>::const_iterator i = c.begin(); i != c.end(); ++i) {
_audio_streams.push_back (shared_ptr<FFmpegAudioStream> (new FFmpegAudioStream (*i, version)));
- if ((*i)->optional_number_child<int> ("Selected")) {
- _audio_stream = _audio_streams.back ();
+ if (version < 11 && !(*i)->optional_node_child ("Selected")) {
+ /* This is an old file and this stream is not selected, so un-map it */
+ _audio_streams.back()->set_mapping (AudioMapping (_audio_streams.back()->channels (), MAX_DCP_AUDIO_CHANNELS));
}
}
}
}
- _first_video = node->optional_number_child<double> ("FirstVideo");
+ optional<ContentTime::Type> const f = node->optional_number_child<ContentTime::Type> ("FirstVideo");
+ if (f) {
+ _first_video = ContentTime (f.get ());
+ }
+
+ _color_range = static_cast<AVColorRange> (node->optional_number_child<int>("ColorRange").get_value_or (AVCOL_RANGE_UNSPECIFIED));
+ _color_primaries = static_cast<AVColorPrimaries> (node->optional_number_child<int>("ColorPrimaries").get_value_or (AVCOL_PRI_UNSPECIFIED));
+ _color_trc = static_cast<AVColorTransferCharacteristic> (
+ node->optional_number_child<int>("ColorTransferCharacteristic").get_value_or (AVCOL_TRC_UNSPECIFIED)
+ );
+ _colorspace = static_cast<AVColorSpace> (node->optional_number_child<int>("Colorspace").get_value_or (AVCOL_SPC_UNSPECIFIED));
+ _bits_per_pixel = node->optional_number_child<int> ("BitsPerPixel");
+
}
-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)
+FFmpegContent::FFmpegContent (shared_ptr<const Film> film, vector<boost::shared_ptr<Content> > c)
+ : Content (film, c)
+ , VideoContent (film, c)
+ , AudioContent (film, c)
+ , SubtitleContent (film, c)
{
shared_ptr<FFmpegContent> ref = dynamic_pointer_cast<FFmpegContent> (c[0]);
- assert (ref);
+ DCPOMATIC_ASSERT (ref);
for (size_t i = 0; i < c.size(); ++i) {
shared_ptr<FFmpegContent> fc = dynamic_pointer_cast<FFmpegContent> (c[i]);
- if (fc->subtitle_use() && *(fc->_subtitle_stream.get()) != *(ref->_subtitle_stream.get())) {
+ if (fc->use_subtitles() && *(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 ();
+ _audio_streams = ref->ffmpeg_audio_streams ();
_first_video = ref->_first_video;
}
}
for (vector<shared_ptr<FFmpegAudioStream> >::const_iterator i = _audio_streams.begin(); i != _audio_streams.end(); ++i) {
- xmlpp::Node* t = node->add_child("AudioStream");
- if (_audio_stream && *i == _audio_stream) {
- t->add_child("Selected")->add_child_text("1");
- }
- (*i)->as_xml (t);
+ (*i)->as_xml (node->add_child("AudioStream"));
}
for (vector<Filter const *>::const_iterator i = _filters.begin(); i != _filters.end(); ++i) {
if (_first_video) {
node->add_child("FirstVideo")->add_child_text (raw_convert<string> (_first_video.get().get()));
}
+
+ node->add_child("ColorRange")->add_child_text (raw_convert<string> (_color_range));
+ node->add_child("ColorPrimaries")->add_child_text (raw_convert<string> (_color_primaries));
+ node->add_child("ColorTransferCharacteristic")->add_child_text (raw_convert<string> (_color_trc));
+ node->add_child("Colorspace")->add_child_text (raw_convert<string> (_colorspace));
+ if (_bits_per_pixel) {
+ node->add_child("BitsPerPixel")->add_child_text (raw_convert<string> (_bits_per_pixel.get ()));
+ }
}
void
Content::examine (job);
- shared_ptr<FFmpegExaminer> examiner (new FFmpegExaminer (shared_from_this ()));
+ shared_ptr<FFmpegExaminer> examiner (new FFmpegExaminer (shared_from_this (), job));
take_from_video_examiner (examiner);
- ContentTime video_length = examiner->video_length ();
-
- shared_ptr<const Film> film = _film.lock ();
- assert (film);
- LOG_GENERAL ("Video length obtained from header as %1 frames", video_length.frames (video_frame_rate ()));
-
{
boost::mutex::scoped_lock lm (_mutex);
- _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 ();
+ AudioMapping m = _audio_streams.front()->mapping ();
+ film()->make_audio_mapping_default (m);
+ _audio_streams.front()->set_mapping (m);
}
_first_video = examiner->first_video ();
+
+ _color_range = examiner->color_range ();
+ _color_primaries = examiner->color_primaries ();
+ _color_trc = examiner->color_trc ();
+ _colorspace = examiner->colorspace ();
+ _bits_per_pixel = examiner->bits_per_pixel ();
}
- 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 (AudioContentProperty::AUDIO_STREAMS);
}
string
string
FFmpegContent::technical_summary () const
{
- string as = "none";
- if (_audio_stream) {
- as = _audio_stream->technical_summary ();
+ string as = "";
+ BOOST_FOREACH (shared_ptr<FFmpegAudioStream> i, ffmpeg_audio_streams ()) {
+ as += i->technical_summary () + " " ;
+ }
+
+ if (as.empty ()) {
+ as = "none";
}
string ss = "none";
}
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", as, ss, filt
+ "ffmpeg: audio %1 subtitle %2 filters %3", as, ss, filt
);
}
-string
-FFmpegContent::information () const
-{
- if (video_length() == ContentTime (0) || video_frame_rate() == 0) {
- return "";
- }
-
- stringstream s;
-
- s << String::compose (_("%1 frames; %2 frames per second"), video_length_after_3d_combine().frames (video_frame_rate()), video_frame_rate()) << "\n";
- s << VideoContent::information ();
-
- return s.str ();
-}
-
void
FFmpegContent::set_subtitle_stream (shared_ptr<FFmpegSubtitleStream> s)
{
signal_changed (FFmpegContentProperty::SUBTITLE_STREAM);
}
-void
-FFmpegContent::set_audio_stream (shared_ptr<FFmpegAudioStream> s)
-{
- {
- boost::mutex::scoped_lock lm (_mutex);
- _audio_stream = s;
- }
-
- signal_changed (FFmpegContentProperty::AUDIO_STREAM);
-}
-
-ContentTime
-FFmpegContent::audio_length () const
-{
- if (!audio_stream ()) {
- return ContentTime ();
- }
-
- return video_length ();
-}
-
-int
-FFmpegContent::audio_channels () const
-{
- boost::mutex::scoped_lock lm (_mutex);
-
- if (!_audio_stream) {
- return 0;
- }
-
- return _audio_stream->channels;
-}
-
-int
-FFmpegContent::audio_frame_rate () const
-{
- boost::mutex::scoped_lock lm (_mutex);
-
- if (!_audio_stream) {
- return 0;
- }
-
- return _audio_stream->frame_rate;
-}
-
bool
operator== (FFmpegStream const & a, FFmpegStream const & b)
{
DCPTime
FFmpegContent::full_length () const
{
- shared_ptr<const Film> film = _film.lock ();
- assert (film);
- return DCPTime (video_length_after_3d_combine(), FrameRateChange (video_frame_rate (), film->video_frame_rate ()));
-}
-
-AudioMapping
-FFmpegContent::audio_mapping () const
-{
- boost::mutex::scoped_lock lm (_mutex);
-
- if (!_audio_stream) {
- return AudioMapping ();
- }
-
- return _audio_stream->mapping;
+ FrameRateChange const frc (video_frame_rate (), film()->video_frame_rate ());
+ return DCPTime::from_frames (llrint (video_length_after_3d_combine() * frc.factor()), film()->video_frame_rate());
}
void
signal_changed (FFmpegContentProperty::FILTERS);
}
-void
-FFmpegContent::set_audio_mapping (AudioMapping m)
-{
- audio_stream()->mapping = m;
- AudioContent::set_audio_mapping (m);
-}
-
string
FFmpegContent::identifier () const
{
- stringstream s;
+ SafeStringStream s;
- s << VideoContent::identifier();
+ s << VideoContent::identifier() << "_"
+ << SubtitleContent::identifier();
boost::mutex::scoped_lock lm (_mutex);
return s.str ();
}
-boost::filesystem::path
-FFmpegContent::audio_analysis_path () const
+list<ContentTimePeriod>
+FFmpegContent::subtitles_during (ContentTimePeriod period, bool starting) const
{
- shared_ptr<const Film> film = _film.lock ();
- if (!film) {
- return boost::filesystem::path ();
+ shared_ptr<FFmpegSubtitleStream> stream = subtitle_stream ();
+ if (!stream) {
+ return list<ContentTimePeriod> ();
}
- /* We need to include the stream ID in this path so that we get different
- analyses for each stream.
- */
+ return stream->subtitles_during (period, starting);
+}
- boost::filesystem::path p = film->audio_analysis_dir ();
- string name = digest ();
- if (audio_stream ()) {
- name += "_" + audio_stream()->identifier ();
- }
- p /= name;
- return p;
+bool
+FFmpegContent::has_text_subtitles () const
+{
+ return false;
}
-list<ContentTimePeriod>
-FFmpegContent::subtitles_during (ContentTimePeriod period, bool starting) const
+bool
+FFmpegContent::has_image_subtitles () const
{
- list<ContentTimePeriod> d;
-
- shared_ptr<FFmpegSubtitleStream> stream = subtitle_stream ();
- if (!stream) {
- return d;
+ return !subtitle_streams().empty ();
+}
+
+void
+FFmpegContent::set_default_colour_conversion ()
+{
+ dcp::Size const s = video_size ();
+
+ boost::mutex::scoped_lock lm (_mutex);
+
+ if (s.width < 1080) {
+ _colour_conversion = PresetColourConversion::from_id ("rec601").conversion;
+ } else {
+ _colour_conversion = PresetColourConversion::from_id ("rec709").conversion;
}
+}
+
+vector<AudioStreamPtr>
+FFmpegContent::audio_streams () const
+{
+ boost::mutex::scoped_lock lm (_mutex);
- /* XXX: inefficient */
- for (vector<ContentTimePeriod>::const_iterator i = stream->periods.begin(); i != stream->periods.end(); ++i) {
- if ((starting && period.contains (i->from)) || (!starting && period.overlaps (*i))) {
- d.push_back (*i);
+ vector<AudioStreamPtr> s;
+ copy (_audio_streams.begin(), _audio_streams.end(), back_inserter (s));
+ return s;
+}
+
+void
+FFmpegContent::add_properties (list<pair<string, string> >& p) const
+{
+ VideoContent::add_properties (p);
+
+ if (_bits_per_pixel) {
+ int const sub = 219 * pow (2, _bits_per_pixel.get() - 8);
+ int const total = pow (2, _bits_per_pixel.get());
+
+ switch (_color_range) {
+ case AVCOL_RANGE_UNSPECIFIED:
+ /// TRANSLATORS: this means that the range of pixel values used in this
+ /// file is unknown (not specified in the file).
+ p.push_back (make_pair (_("Colour range"), _("Unspecified")));
+ break;
+ case AVCOL_RANGE_MPEG:
+ /// TRANSLATORS: this means that the range of pixel values used in this
+ /// file is limited, so that not all possible values are valid.
+ p.push_back (make_pair (_("Colour range"), String::compose (_("Limited (%1-%2)"), (total - sub) / 2, (total + sub) / 2)));
+ break;
+ case AVCOL_RANGE_JPEG:
+ /// TRANSLATORS: this means that the range of pixel values used in this
+ /// file is full, so that all possible pixel values are valid.
+ p.push_back (make_pair (_("Colour range"), String::compose (_("Full (0-%1)"), total)));
+ break;
+ default:
+ DCPOMATIC_ASSERT (false);
+ }
+ } else {
+ switch (_color_range) {
+ case AVCOL_RANGE_UNSPECIFIED:
+ /// TRANSLATORS: this means that the range of pixel values used in this
+ /// file is unknown (not specified in the file).
+ p.push_back (make_pair (_("Colour range"), _("Unspecified")));
+ break;
+ case AVCOL_RANGE_MPEG:
+ /// TRANSLATORS: this means that the range of pixel values used in this
+ /// file is limited, so that not all possible values are valid.
+ p.push_back (make_pair (_("Colour range"), _("Limited")));
+ break;
+ case AVCOL_RANGE_JPEG:
+ /// TRANSLATORS: this means that the range of pixel values used in this
+ /// file is full, so that all possible pixel values are valid.
+ p.push_back (make_pair (_("Colour range"), _("Full")));
+ break;
+ default:
+ DCPOMATIC_ASSERT (false);
}
}
- return d;
+ char const * primaries[] = {
+ _("Unspecified"),
+ _("BT709"),
+ _("Unspecified"),
+ _("Unspecified"),
+ _("BT470M"),
+ _("BT470BG"),
+ _("SMPTE 170M (BT601)"),
+ _("SMPTE 240M"),
+ _("Film"),
+ _("BT2020")
+ };
+
+ DCPOMATIC_ASSERT (AVCOL_PRI_NB == 10);
+ p.push_back (make_pair (_("Colour primaries"), primaries[_color_primaries]));
+
+ char const * transfers[] = {
+ _("Unspecified"),
+ _("BT709"),
+ _("Unspecified"),
+ _("Unspecified"),
+ _("Gamma 22 (BT470M)"),
+ _("Gamma 28 (BT470BG)"),
+ _("SMPTE 170M (BT601)"),
+ _("SMPTE 240M"),
+ _("Linear"),
+ _("Logarithmic (100:1 range)"),
+ _("Logarithmic (316:1 range)"),
+ _("IEC61966-2-4"),
+ _("BT1361 extended colour gamut"),
+ _("IEC61966-2-1 (sRGB or sYCC)"),
+ _("BT2020 for a 10-bit system"),
+ _("BT2020 for a 12-bit system")
+ };
+
+ DCPOMATIC_ASSERT (AVCOL_TRC_NB == 16);
+ p.push_back (make_pair (_("Colour transfer characteristic"), transfers[_color_trc]));
+
+ char const * spaces[] = {
+ _("RGB / sRGB (IEC61966-2-1)"),
+ _("BT709"),
+ _("Unspecified"),
+ _("Unspecified"),
+ _("FCC"),
+ _("BT470BG (BT601-6)"),
+ _("SMPTE 170M (BT601-6)"),
+ _("SMPTE 240M"),
+ _("YCOCG"),
+ _("BT2020 non-constant luminance"),
+ _("BT2020 constant luminance"),
+ };
+
+ DCPOMATIC_ASSERT (AVCOL_SPC_NB == 11);
+ p.push_back (make_pair (_("Colourspace"), spaces[_colorspace]));
+
+ if (_bits_per_pixel) {
+ p.push_back (make_pair (_("Bits per pixel"), raw_convert<string> (_bits_per_pixel.get ())));
+ }
}