* @brief Some utility functions and classes.
*/
-#include <sstream>
#include <iomanip>
#include <iostream>
#include <fstream>
#endif
#include <glib.h>
#include <openjpeg.h>
+#include <pangomm/init.h>
#include <magick/MagickCore.h>
#include <magick/version.h>
-#include <libdcp/version.h>
-#include <libdcp/util.h>
-#include <libdcp/signer_chain.h>
-#include <libdcp/signer.h>
-#include <libdcp/raw_convert.h>
+#include <dcp/version.h>
+#include <dcp/util.h>
+#include <dcp/signer.h>
+#include <dcp/raw_convert.h>
extern "C" {
#include <libavcodec/avcodec.h>
#include <libavformat/avformat.h>
#include "scaler.h"
#include "dcp_content_type.h"
#include "filter.h"
-#include "sound_processor.h"
+#include "cinema_sound_processor.h"
#include "config.h"
#include "ratio.h"
#include "job.h"
#include "cross.h"
#include "video_content.h"
+#include "rect.h"
#include "md5_digester.h"
+#include "audio_processor.h"
+#include "safe_stringstream.h"
#ifdef DCPOMATIC_WINDOWS
#include "stack.hpp"
#endif
#include "i18n.h"
using std::string;
-using std::stringstream;
using std::setfill;
using std::ostream;
using std::endl;
using boost::shared_ptr;
using boost::thread;
using boost::optional;
-using libdcp::Size;
-using libdcp::raw_convert;
+using dcp::Size;
+using dcp::raw_convert;
static boost::thread::id ui_thread;
static boost::filesystem::path backtrace_file;
int h = m / 60;
m -= (h * 60);
- stringstream hms;
+ SafeStringStream hms;
hms << h << N_(":");
hms.width (2);
hms << std::setfill ('0') << m << N_(":");
int h = m / 60;
m -= (h * 60);
- stringstream ap;
-
- if (h > 0) {
- if (m > 30) {
+ SafeStringStream ap;
+
+ bool const hours = h > 0;
+ bool const minutes = h < 10 && m > 0;
+ bool const seconds = m < 10 && s > 0;
+
+ if (hours) {
+ if (m > 30 && !minutes) {
ap << (h + 1) << N_(" ") << _("hours");
} else {
+ ap << h << N_(" ");
if (h == 1) {
- ap << N_("1 ") << _("hour");
+ ap << _("hour");
} else {
- ap << h << N_(" ") << _("hours");
+ ap << _("hours");
}
}
- } else if (m > 0) {
- if (m == 1) {
- ap << N_("1 ") << _("minute");
+
+ if (minutes | seconds) {
+ ap << N_(" ");
+ }
+ }
+
+ if (minutes) {
+ /* Minutes */
+ if (s > 30 && !seconds) {
+ ap << (m + 1) << N_(" ") << _("minutes");
} else {
- ap << m << N_(" ") << _("minutes");
+ ap << m << N_(" ");
+ if (m == 1) {
+ ap << _("minute");
+ } else {
+ ap << _("minutes");
+ }
+ }
+
+ if (seconds) {
+ ap << N_(" ");
+ }
+ }
+
+ if (seconds) {
+ /* Seconds */
+ ap << s << N_(" ");
+ if (s == 1) {
+ ap << _("second");
+ } else {
+ ap << _("seconds");
}
- } else {
- ap << s << N_(" ") << _("seconds");
}
return ap.str ();
static string
ffmpeg_version_to_string (int v)
{
- stringstream s;
+ SafeStringStream s;
s << ((v & 0xff0000) >> 16) << N_(".") << ((v & 0xff00) >> 8) << N_(".") << (v & 0xff);
return s.str ();
}
-/** Return a user-readable string summarising the versions of our dependencies */
-string
-dependency_version_summary ()
-{
- stringstream s;
- s << N_("libopenjpeg ") << opj_version () << N_(", ")
- << N_("libavcodec ") << ffmpeg_version_to_string (avcodec_version()) << N_(", ")
- << N_("libavfilter ") << ffmpeg_version_to_string (avfilter_version()) << N_(", ")
- << N_("libavformat ") << ffmpeg_version_to_string (avformat_version()) << N_(", ")
- << N_("libavutil ") << ffmpeg_version_to_string (avutil_version()) << N_(", ")
- << N_("libswscale ") << ffmpeg_version_to_string (swscale_version()) << N_(", ")
- << MagickVersion << N_(", ")
- << N_("libssh ") << ssh_version (0) << N_(", ")
- << N_("libdcp ") << libdcp::version << N_(" git ") << libdcp::git_commit;
-
- return s.str ();
-}
-
double
seconds (struct timeval t)
{
{
dbg::stack s;
FILE* f = fopen_boost (backtrace_file, "w");
+ fprintf (f, "Exception thrown:");
for (dbg::stack::const_iterator i = s.begin(); i != s.end(); ++i) {
- fprintf (f, "%p %s %d %s", i->instruction, i->function.c_str(), i->line, i->module.c_str());
+ fprintf (f, "%p %s %d %s\n", i->instruction, i->function.c_str(), i->line, i->module.c_str());
}
fclose (f);
return EXCEPTION_CONTINUE_SEARCH;
try {
// try once to re-throw currently active exception
- if (!tried_throw++) {
+ if (!tried_throw) {
+ tried_throw = true;
throw;
}
}
set_terminate (terminate);
- libdcp::init ();
+ Pango::init ();
+ dcp::init ();
Ratio::setup_ratios ();
VideoContentScale::setup_scales ();
DCPContentType::setup_dcp_content_types ();
Scaler::setup_scalers ();
Filter::setup_filters ();
- SoundProcessor::setup_sound_processors ();
+ CinemaSoundProcessor::setup_cinema_sound_processors ();
+ AudioProcessor::setup_audio_processors ();
ui_thread = boost::this_thread::get_id ();
}
}
#endif
+#ifdef DCPOMATIC_OSX
+boost::filesystem::path
+mo_path ()
+{
+ return "DCP-o-matic.app/Contents/Resources";
+}
+#endif
+
void
dcpomatic_setup_gettext_i18n (string lang)
{
-#ifdef DCPOMATIC_POSIX
+#ifdef DCPOMATIC_LINUX
lang += ".UTF8";
#endif
if (!lang.empty ()) {
- /* Override our environment language; this is essential on
- Windows.
+ /* Override our environment language. Note that the caller must not
+ free the string passed into putenv().
*/
- char cmd[64];
- snprintf (cmd, sizeof(cmd), "LANGUAGE=%s", lang.c_str ());
- putenv (cmd);
- snprintf (cmd, sizeof(cmd), "LANG=%s", lang.c_str ());
- putenv (cmd);
- snprintf (cmd, sizeof(cmd), "LC_ALL=%s", lang.c_str ());
- putenv (cmd);
+ string s = String::compose ("LANGUAGE=%1", lang);
+ putenv (strdup (s.c_str ()));
+ s = String::compose ("LANG=%1", lang);
+ putenv (strdup (s.c_str ()));
+ s = String::compose ("LC_ALL=%1", lang);
+ putenv (strdup (s.c_str ()));
}
setlocale (LC_ALL, "");
textdomain ("libdcpomatic");
-#ifdef DCPOMATIC_WINDOWS
+#if defined(DCPOMATIC_WINDOWS) || defined(DCPOMATIC_OSX)
bindtextdomain ("libdcpomatic", mo_path().string().c_str());
bind_textdomain_codeset ("libdcpomatic", "UTF8");
#endif
-#ifdef DCPOMATIC_POSIX
+#ifdef DCPOMATIC_LINUX
bindtextdomain ("libdcpomatic", POSIX_LOCALE_PREFIX);
#endif
}
return digester.get ();
}
-static bool
-about_equal (float a, float b)
-{
- /* A film of F seconds at f FPS will be Ff frames;
- Consider some delta FPS d, so if we run the same
- film at (f + d) FPS it will last F(f + d) seconds.
-
- Hence the difference in length over the length of the film will
- be F(f + d) - Ff frames
- = Ff + Fd - Ff frames
- = Fd frames
- = Fd/f seconds
-
- So if we accept a difference of 1 frame, ie 1/f seconds, we can
- say that
-
- 1/f = Fd/f
- ie 1 = Fd
- ie d = 1/F
-
- So for a 3hr film, ie F = 3 * 60 * 60 = 10800, the acceptable
- FPS error is 1/F ~= 0.0001 ~= 10-e4
- */
-
- return (fabs (a - b) < 1e-4);
-}
-
/** @param An arbitrary audio frame rate.
* @return The appropriate DCP-approved frame rate (48kHz or 96kHz).
*/
return a - (a % t);
}
+/** @param n A number.
+ * @param r Rounding `boundary' (must be a power of 2)
+ * @return n rounded to the nearest r
+ */
+int
+round_to (float n, int r)
+{
+ assert (r == 1 || r == 2 || r == 4);
+ return int (n + float(r) / 2) &~ (r - 1);
+}
+
/** Read a sequence of key / value pairs from a text stream;
* the keys are the first words on the line, and the values are
* the remainder of the line following the key. Lines beginning
assert (boost::this_thread::get_id() == ui_thread);
}
-/** @param v Content video frame.
- * @param audio_sample_rate Source audio sample rate.
- * @param frames_per_second Number of video frames per second.
- * @return Equivalent number of audio frames for `v'.
- */
-int64_t
-video_frames_to_audio_frames (VideoContent::Frame v, float audio_sample_rate, float frames_per_second)
-{
- return ((int64_t) v * audio_sample_rate / frames_per_second);
-}
-
string
audio_channel_name (int c)
{
return channels[c];
}
-FrameRateConversion::FrameRateConversion (float source, int dcp)
- : skip (false)
- , repeat (1)
- , change_speed (false)
-{
- if (fabs (source / 2.0 - dcp) < fabs (source - dcp)) {
- /* The difference between source and DCP frame rate will be lower
- (i.e. better) if we skip.
- */
- skip = true;
- } else if (fabs (source * 2 - dcp) < fabs (source - dcp)) {
- /* The difference between source and DCP frame rate would be better
- if we repeated each frame once; it may be better still if we
- repeated more than once. Work out the required repeat.
- */
- repeat = round (dcp / source);
- }
-
- change_speed = !about_equal (source * factor(), dcp);
-
- if (!skip && repeat == 1 && !change_speed) {
- description = _("Content and DCP have the same rate.\n");
- } else {
- if (skip) {
- description = _("DCP will use every other frame of the content.\n");
- } else if (repeat == 2) {
- description = _("Each content frame will be doubled in the DCP.\n");
- } else if (repeat > 2) {
- description = String::compose (_("Each content frame will be repeated %1 more times in the DCP.\n"), repeat - 1);
- }
-
- if (change_speed) {
- float const pc = dcp * 100 / (source * factor());
- description += String::compose (_("DCP will run at %1%% of the content speed.\n"), pc);
- }
- }
-}
-
bool
valid_image_file (boost::filesystem::path f)
{
return t;
}
-shared_ptr<const libdcp::Signer>
-make_signer ()
-{
- boost::filesystem::path const sd = Config::instance()->signer_chain_directory ();
-
- /* Remake the chain if any of it is missing */
-
- list<boost::filesystem::path> files;
- files.push_back ("ca.self-signed.pem");
- files.push_back ("intermediate.signed.pem");
- files.push_back ("leaf.signed.pem");
- files.push_back ("leaf.key");
-
- list<boost::filesystem::path>::const_iterator i = files.begin();
- while (i != files.end()) {
- boost::filesystem::path p (sd);
- p /= *i;
- if (!boost::filesystem::exists (p)) {
- boost::filesystem::remove_all (sd);
- boost::filesystem::create_directories (sd);
- libdcp::make_signer_chain (sd, openssl_path ());
- break;
- }
-
- ++i;
- }
-
- libdcp::CertificateChain chain;
-
- {
- boost::filesystem::path p (sd);
- p /= "ca.self-signed.pem";
- chain.add (shared_ptr<libdcp::Certificate> (new libdcp::Certificate (p)));
- }
-
- {
- boost::filesystem::path p (sd);
- p /= "intermediate.signed.pem";
- chain.add (shared_ptr<libdcp::Certificate> (new libdcp::Certificate (p)));
- }
-
- {
- boost::filesystem::path p (sd);
- p /= "leaf.signed.pem";
- chain.add (shared_ptr<libdcp::Certificate> (new libdcp::Certificate (p)));
- }
-
- boost::filesystem::path signer_key (sd);
- signer_key /= "leaf.key";
-
- return shared_ptr<const libdcp::Signer> (new libdcp::Signer (chain, signer_key));
-}
-
map<string, string>
split_get_request (string url)
{
return r;
}
-libdcp::Size
-fit_ratio_within (float ratio, libdcp::Size full_frame)
+dcp::Size
+fit_ratio_within (float ratio, dcp::Size full_frame, int round)
{
if (ratio < full_frame.ratio ()) {
- return libdcp::Size (rint (full_frame.height * ratio), full_frame.height);
+ return dcp::Size (round_to (full_frame.height * ratio, round), full_frame.height);
}
- return libdcp::Size (full_frame.width, rint (full_frame.width / ratio));
+ return dcp::Size (full_frame.width, round_to (full_frame.width / ratio, round));
}
void *
}
}
+/** Return a user-readable string summarising the versions of our dependencies */
+string
+dependency_version_summary ()
+{
+ SafeStringStream s;
+ s << N_("libopenjpeg ") << opj_version () << N_(", ")
+ << N_("libavcodec ") << ffmpeg_version_to_string (avcodec_version()) << N_(", ")
+ << N_("libavfilter ") << ffmpeg_version_to_string (avfilter_version()) << N_(", ")
+ << N_("libavformat ") << ffmpeg_version_to_string (avformat_version()) << N_(", ")
+ << N_("libavutil ") << ffmpeg_version_to_string (avutil_version()) << N_(", ")
+ << N_("libswscale ") << ffmpeg_version_to_string (swscale_version()) << N_(", ")
+ << MagickVersion << N_(", ")
+ << N_("libssh ") << ssh_version (0) << N_(", ")
+ << N_("libdcp ") << dcp::version << N_(" git ") << dcp::git_commit;
+
+ return s.str ();
+}
+
+/** Construct a ScopedTemporary. A temporary filename is decided but the file is not opened
+ * until ::open() is called.
+ */
ScopedTemporary::ScopedTemporary ()
: _open (0)
{
_file = boost::filesystem::temp_directory_path() / boost::filesystem::unique_path ();
}
+/** Close and delete the temporary file */
ScopedTemporary::~ScopedTemporary ()
{
close ();
boost::filesystem::remove (_file, ec);
}
+/** @return temporary filename */
char const *
ScopedTemporary::c_str () const
{
return _file.string().c_str ();
}
+/** Open the temporary file.
+ * @return File's FILE pointer.
+ */
FILE*
ScopedTemporary::open (char const * params)
{
return _open;
}
+/** Close the file */
void
ScopedTemporary::close ()
{
_open = 0;
}
}
+
+ContentTimePeriod
+subtitle_period (AVSubtitle const & sub)
+{
+ ContentTime const packet_time = ContentTime::from_seconds (static_cast<double> (sub.pts) / AV_TIME_BASE);
+
+ ContentTimePeriod period (
+ packet_time + ContentTime::from_seconds (sub.start_display_time / 1e3),
+ packet_time + ContentTime::from_seconds (sub.end_display_time / 1e3)
+ );
+
+ return period;
+}