#include <boost/algorithm/string.hpp>
#include <boost/bind.hpp>
#include <boost/lambda/lambda.hpp>
+#include <boost/lexical_cast.hpp>
+#include <boost/thread.hpp>
#include <openjpeg.h>
#include <openssl/md5.h>
#include <magick/MagickCore.h>
#include "dcp_content_type.h"
#include "filter.h"
#include "screen.h"
-#include "film_state.h"
#include "sound_processor.h"
#ifndef DVDOMATIC_DISABLE_PLAYER
#include "player_manager.h"
using namespace std;
using namespace boost;
+thread::id ui_thread;
+
/** Convert some number of seconds to a string representation
* in hours, minutes and seconds.
*
}
#endif
-/** @param s Sample format.
- * @return String representation.
- */
-string
-audio_sample_format_to_string (AVSampleFormat s)
-{
- /* Our sample format handling is not exactly complete */
-
- switch (s) {
- case AV_SAMPLE_FMT_S16:
- return "S16";
- default:
- break;
- }
-
- return "Unknown";
-}
-
-/** @param s String representation of a sample format, as returned from audio_sample_format_to_string().
- * @return Sample format.
- */
-AVSampleFormat
-audio_sample_format_from_string (string s)
-{
- if (s == "S16") {
- return AV_SAMPLE_FMT_S16;
- }
-
- return AV_SAMPLE_FMT_NONE;
-}
-
/** @return Version of vobcopy that is on the path (and hence that we will use) */
static string
vobcopy_version ()
}
#endif
-/** Call the required functions to set up DVD-o-matic's static arrays, etc. */
+/** Call the required functions to set up DVD-o-matic's static arrays, etc.
+ * Must be called from the UI thread, if there is one.
+ */
void
dvdomatic_setup ()
{
Filter::setup_filters ();
SoundProcessor::setup_sound_processors ();
+ ui_thread = this_thread::get_id ();
+
#ifdef DVDOMATIC_POSIX
struct sigaction sa;
sa.sa_flags = SA_SIGINFO;
assert (size >= _buffer_data);
memcpy (data, _buffer, size);
}
+
+Rect
+Rect::intersection (Rect const & other) const
+{
+ int const tx = max (x, other.x);
+ int const ty = max (y, other.y);
+
+ return Rect (
+ tx, ty,
+ min (x + width, other.x + other.width) - tx,
+ min (y + height, other.y + other.height) - ty
+ );
+}
+
+/** Round a number up to the nearest multiple of another number.
+ * @param a Number to round.
+ * @param t Multiple to round to.
+ * @return Rounded number.
+ */
+
+int
+round_up (int a, int t)
+{
+ a += (t - 1);
+ return a - (a % t);
+}
+
+/** 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
+ * with # are ignored.
+ * @param s Stream to read.
+ * @return key/value pairs.
+ */
+multimap<string, string>
+read_key_value (istream &s)
+{
+ multimap<string, string> kv;
+
+ string line;
+ while (getline (s, line)) {
+ if (line.empty ()) {
+ continue;
+ }
+
+ if (line[0] == '#') {
+ continue;
+ }
+
+ if (line[line.size() - 1] == '\r') {
+ line = line.substr (0, line.size() - 1);
+ }
+
+ size_t const s = line.find (' ');
+ if (s == string::npos) {
+ continue;
+ }
+
+ kv.insert (make_pair (line.substr (0, s), line.substr (s + 1)));
+ }
+
+ return kv;
+}
+
+string
+get_required_string (multimap<string, string> const & kv, string k)
+{
+ if (kv.count (k) > 1) {
+ throw StringError ("unexpected multiple keys in key-value set");
+ }
+
+ multimap<string, string>::const_iterator i = kv.find (k);
+
+ if (i == kv.end ()) {
+ throw StringError (String::compose ("missing key %1 in key-value set", k));
+ }
+
+ return i->second;
+}
+
+int
+get_required_int (multimap<string, string> const & kv, string k)
+{
+ string const v = get_required_string (kv, k);
+ return lexical_cast<int> (v);
+}
+
+float
+get_required_float (multimap<string, string> const & kv, string k)
+{
+ string const v = get_required_string (kv, k);
+ return lexical_cast<float> (v);
+}
+
+string
+get_optional_string (multimap<string, string> const & kv, string k)
+{
+ if (kv.count (k) > 1) {
+ throw StringError ("unexpected multiple keys in key-value set");
+ }
+
+ multimap<string, string>::const_iterator i = kv.find (k);
+ if (i == kv.end ()) {
+ return "";
+ }
+
+ return i->second;
+}
+
+int
+get_optional_int (multimap<string, string> const & kv, string k)
+{
+ if (kv.count (k) > 1) {
+ throw StringError ("unexpected multiple keys in key-value set");
+ }
+
+ multimap<string, string>::const_iterator i = kv.find (k);
+ if (i == kv.end ()) {
+ return 0;
+ }
+
+ return lexical_cast<int> (i->second);
+}
+
+AudioBuffers::AudioBuffers (int channels, int frames)
+ : _channels (channels)
+ , _frames (frames)
+{
+ _data = new float*[_channels];
+ for (int i = 0; i < _channels; ++i) {
+ _data[i] = new float[frames];
+ }
+}
+
+AudioBuffers::~AudioBuffers ()
+{
+ for (int i = 0; i < _channels; ++i) {
+ delete[] _data[i];
+ }
+
+ delete[] _data;
+}
+
+float*
+AudioBuffers::data (int c) const
+{
+ assert (c >= 0 && c < _channels);
+ return _data[c];
+}
+
+void
+AudioBuffers::set_frames (int f)
+{
+ assert (f <= _frames);
+ _frames = f;
+}
+
+void
+AudioBuffers::make_silent ()
+{
+ for (int i = 0; i < _channels; ++i) {
+ for (int j = 0; j < _frames; ++j) {
+ _data[i][j] = 0;
+ }
+ }
+}
+
+void
+ensure_ui_thread ()
+{
+ assert (this_thread::get_id() == ui_thread);
+}