#include <iostream>
#include <fstream>
#include <climits>
+#include <stdexcept>
#ifdef DCPOMATIC_POSIX
#include <execinfo.h>
#include <cxxabi.h>
#include <boost/lexical_cast.hpp>
#include <boost/thread.hpp>
#include <boost/filesystem.hpp>
+#ifdef DCPOMATIC_WINDOWS
+#include <boost/locale.hpp>
+#endif
#include <glib.h>
#include <openjpeg.h>
#include <openssl/md5.h>
#include <magick/MagickCore.h>
#include <magick/version.h>
+#include <pangomm/init.h>
#include <libdcp/version.h>
+#include <libdcp/util.h>
+#include <libdcp/signer_chain.h>
+#include <libdcp/signer.h>
extern "C" {
#include <libavcodec/avcodec.h>
#include <libavformat/avformat.h>
#include "sound_processor.h"
#include "config.h"
#include "ratio.h"
+#include "job.h"
+#include "cross.h"
#ifdef DCPOMATIC_WINDOWS
#include "stack.hpp"
#endif
using std::vector;
using std::hex;
using std::setw;
-using std::ifstream;
using std::ios;
using std::min;
using std::max;
using std::istream;
using std::numeric_limits;
using std::pair;
-using std::ofstream;
+using std::cout;
+using std::bad_alloc;
+using std::streampos;
+using std::set_terminate;
using boost::shared_ptr;
using boost::thread;
using boost::lexical_cast;
return hms.str ();
}
-string
-time_to_hms (Time t)
-{
- return seconds_to_hms (t / TIME_HZ);
-}
-
/** @param s Number of seconds.
* @return String containing an approximate description of s (e.g. "about 2 hours")
*/
stacktrace (ostream& out, int levels)
{
void *array[200];
- size_t size;
- char **strings;
- size_t i;
-
- size = backtrace (array, 200);
- strings = backtrace_symbols (array, size);
+ size_t size = backtrace (array, 200);
+ char** strings = backtrace_symbols (array, size);
if (strings) {
- for (i = 0; i < size && (levels == 0 || i < size_t(levels)); i++) {
+ for (size_t i = 0; i < size && (levels == 0 || i < size_t(levels)); i++) {
out << N_(" ") << demangle (strings[i]) << "\n";
}
LONG WINAPI exception_handler(struct _EXCEPTION_POINTERS *)
{
dbg::stack s;
- ofstream f (backtrace_file.string().c_str());
- std::copy(s.begin(), s.end(), std::ostream_iterator<dbg::stack_frame>(f, "\n"));
+ FILE* f = fopen_boost (backtrace_file, "w");
+ 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());
+ }
+ fclose (f);
return EXCEPTION_CONTINUE_SEARCH;
}
#endif
+/* From http://stackoverflow.com/questions/2443135/how-do-i-find-where-an-exception-was-thrown-in-c */
+void
+terminate ()
+{
+ static bool tried_throw = false;
+
+ try {
+ // try once to re-throw currently active exception
+ if (!tried_throw++) {
+ throw;
+ }
+ }
+ catch (const std::exception &e) {
+ std::cerr << __FUNCTION__ << " caught unhandled exception. what(): "
+ << e.what() << std::endl;
+ }
+ catch (...) {
+ std::cerr << __FUNCTION__ << " caught unknown/unhandled exception."
+ << std::endl;
+ }
+
+#ifdef DCPOMATIC_POSIX
+ stacktrace (cout, 50);
+#endif
+ abort();
+}
+
/** Call the required functions to set up DCP-o-matic's static arrays, etc.
* Must be called from the UI thread, if there is one.
*/
backtrace_file /= g_get_user_config_dir ();
backtrace_file /= "backtrace.txt";
SetUnhandledExceptionFilter(exception_handler);
+
+ /* Dark voodoo which, I think, gets boost::filesystem::path to
+ correctly convert UTF-8 strings to paths, and also paths
+ back to UTF-8 strings (on path::string()).
+
+ After this, constructing boost::filesystem::paths from strings
+ converts from UTF-8 to UTF-16 inside the path. Then
+ path::string().c_str() gives UTF-8 and
+ path::c_str() gives UTF-16.
+
+ This is all Windows-only. AFAICT Linux/OS X use UTF-8 everywhere,
+ so things are much simpler.
+ */
+ std::locale::global (boost::locale::generator().generate (""));
+ boost::filesystem::path::imbue (std::locale ());
#endif
avfilter_register_all ();
+
+#ifdef DCPOMATIC_OSX
+ /* Add our lib directory to the libltdl search path so that
+ xmlsec can find xmlsec1-openssl.
+ */
+ boost::filesystem::path lib = app_contents ();
+ lib /= "lib";
+ setenv ("LTDL_LIBRARY_PATH", lib.c_str (), 1);
+#endif
+
+ set_terminate (terminate);
+
+ Pango::init ();
+ libdcp::init ();
Ratio::setup_ratios ();
DCPContentType::setup_dcp_content_types ();
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);
}
setlocale (LC_ALL, "");
return s.str ();
}
-/** @param file File name.
- * @return MD5 digest of file's contents.
- */
+/** @param job Optional job for which to report progress */
string
-md5_digest (boost::filesystem::path file)
+md5_digest (vector<boost::filesystem::path> files, shared_ptr<Job> job)
{
- ifstream f (file.string().c_str(), std::ios::binary);
- if (!f.good ()) {
- throw OpenFileError (file.string());
- }
-
- f.seekg (0, std::ios::end);
- int bytes = f.tellg ();
- f.seekg (0, std::ios::beg);
-
- int const buffer_size = 64 * 1024;
+ boost::uintmax_t const buffer_size = 64 * 1024;
char buffer[buffer_size];
MD5_CTX md5_context;
MD5_Init (&md5_context);
- while (bytes > 0) {
- int const t = min (bytes, buffer_size);
- f.read (buffer, t);
- MD5_Update (&md5_context, buffer, t);
- bytes -= t;
+
+ vector<int64_t> sizes;
+ for (size_t i = 0; i < files.size(); ++i) {
+ sizes.push_back (boost::filesystem::file_size (files[i]));
+ }
+
+ for (size_t i = 0; i < files.size(); ++i) {
+ FILE* f = fopen_boost (files[i], "rb");
+ if (!f) {
+ throw OpenFileError (files[i].string());
+ }
+
+ boost::uintmax_t const bytes = boost::filesystem::file_size (files[i]);
+ boost::uintmax_t remaining = bytes;
+
+ while (remaining > 0) {
+ int const t = min (remaining, buffer_size);
+ fread (buffer, 1, t, f);
+ MD5_Update (&md5_context, buffer, t);
+ remaining -= t;
+
+ if (job) {
+ job->set_progress ((float (i) + 1 - float(remaining) / bytes) / files.size ());
+ }
+ }
+
+ fclose (f);
}
unsigned char digest[MD5_DIGEST_LENGTH];
Socket::Socket (int timeout)
: _deadline (_io_service)
, _socket (_io_service)
+ , _acceptor (0)
, _timeout (timeout)
{
_deadline.expires_at (boost::posix_time::pos_infin);
check ();
}
+Socket::~Socket ()
+{
+ delete _acceptor;
+}
+
void
Socket::check ()
{
if (_deadline.expires_at() <= boost::asio::deadline_timer::traits_type::now ()) {
- _socket.close ();
+ if (_acceptor) {
+ _acceptor->cancel ();
+ } else {
+ _socket.close ();
+ }
_deadline.expires_at (boost::posix_time::pos_infin);
}
* @param endpoint End-point to connect to.
*/
void
-Socket::connect (boost::asio::ip::basic_resolver_entry<boost::asio::ip::tcp> const & endpoint)
+Socket::connect (boost::asio::ip::tcp::endpoint endpoint)
{
_deadline.expires_from_now (boost::posix_time::seconds (_timeout));
boost::system::error_code ec = boost::asio::error::would_block;
_io_service.run_one();
} while (ec == boost::asio::error::would_block);
- if (ec || !_socket.is_open ()) {
+ if (ec) {
+ throw NetworkError (String::compose (_("error during async_connect (%1)"), ec.value ()));
+ }
+
+ if (!_socket.is_open ()) {
throw NetworkError (_("connect timed out"));
}
}
+void
+Socket::accept (int port)
+{
+ _acceptor = new boost::asio::ip::tcp::acceptor (_io_service, boost::asio::ip::tcp::endpoint (boost::asio::ip::tcp::v4(), port));
+
+ _deadline.expires_from_now (boost::posix_time::seconds (_timeout));
+ boost::system::error_code ec = boost::asio::error::would_block;
+ _acceptor->async_accept (_socket, boost::lambda::var(ec) = boost::lambda::_1);
+ do {
+ _io_service.run_one ();
+ } while (ec == boost::asio::error::would_block );
+
+ delete _acceptor;
+ _acceptor = 0;
+
+ if (ec) {
+ throw NetworkError (String::compose (_("error during async_accept (%1)"), ec.value ()));
+ }
+}
+
/** Blocking write.
* @param data Buffer to write.
* @param size Number of bytes to write.
} while (ec == boost::asio::error::would_block);
if (ec) {
- throw NetworkError (ec.message ());
+ throw NetworkError (String::compose (_("error during async_write (%1)"), ec.value ()));
}
}
} while (ec == boost::asio::error::would_block);
if (ec) {
- throw NetworkError (ec.message ());
+ throw NetworkError (String::compose (_("error during async_read (%1)"), ec.value ()));
}
}
return a - (a % t);
}
-int
-stride_lookup (int c, int const * stride)
-{
- return stride[c];
-}
-
/** 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
* @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)
+video_frames_to_audio_frames (VideoFrame v, float audio_sample_rate, float frames_per_second)
{
return ((int64_t) v * audio_sample_rate / frames_per_second);
}
assert (MAX_AUDIO_CHANNELS == 6);
/* TRANSLATORS: these are the names of audio channels; Lfe (sub) is the low-frequency
- enhancement channel (sub-woofer)./
+ enhancement channel (sub-woofer).
*/
string const channels[] = {
_("Left"),
return channels[c];
}
-FrameRateConversion::FrameRateConversion (float source, int dcp)
+FrameRateChange::FrameRateChange (float source, int dcp)
: skip (false)
- , repeat (false)
+ , repeat (1)
, change_speed (false)
{
- if (fabs (source / 2.0 - dcp) < (fabs (source - dcp))) {
+ 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)) {
- repeat = true;
+ /* 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);
+ speed_up = dcp / (source * factor());
+ change_speed = !about_equal (speed_up, 1.0);
- if (!skip && !repeat && !change_speed) {
- description = _("DCP and source have the same rate.\n");
+ 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 source.\n");
- } else if (repeat) {
- description = _("Each source frame will be doubled in the DCP.\n");
+ 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 source speed.\n"), pc);
+ description += String::compose (_("DCP will run at %1%% of the content speed.\n"), pc);
}
}
}
{
char const * old = setlocale (LC_NUMERIC, 0);
- if (old) {
- _old = strdup (old);
- if (strcmp (_old, "C")) {
- setlocale (LC_NUMERIC, "C");
- }
- }
+ if (old) {
+ _old = strdup (old);
+ if (strcmp (_old, "C")) {
+ setlocale (LC_NUMERIC, "C");
+ }
+ }
}
LocaleGuard::~LocaleGuard ()
setlocale (LC_NUMERIC, _old);
free (_old);
}
+
+bool
+valid_image_file (boost::filesystem::path f)
+{
+ string ext = f.extension().string();
+ transform (ext.begin(), ext.end(), ext.begin(), ::tolower);
+ return (ext == ".tif" || ext == ".tiff" || ext == ".jpg" || ext == ".jpeg" || ext == ".png" || ext == ".bmp" || ext == ".tga");
+}
+
+string
+tidy_for_filename (string f)
+{
+ string t;
+ for (size_t i = 0; i < f.length(); ++i) {
+ if (isalnum (f[i]) || f[i] == '_' || f[i] == '-') {
+ t += f[i];
+ } else {
+ t += '_';
+ }
+ }
+
+ 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));
+}
+
+libdcp::Size
+fit_ratio_within (float ratio, libdcp::Size full_frame)
+{
+ if (ratio < full_frame.ratio ()) {
+ return libdcp::Size (rint (full_frame.height * ratio), full_frame.height);
+ }
+
+ return libdcp::Size (full_frame.width, rint (full_frame.width / ratio));
+}
+
+DCPTime
+time_round_up (DCPTime t, DCPTime nearest)
+{
+ DCPTime const a = t + nearest - 1;
+ return a - (a % nearest);
+}
+
+void *
+wrapped_av_malloc (size_t s)
+{
+ void* p = av_malloc (s);
+ if (!p) {
+ throw bad_alloc ();
+ }
+ return p;
+}