void Update()
{
std::vector<int> const& keyframes = vc->GetKeyFrames();
agi::vfr::Framerate const& timecodes = vc->FPS();
if (keyframes.empty() || !timecodes.IsLoaded())
{
if (keyframe_samples.empty())
{
return;
}
keyframe_samples.clear();
AnnounceMarkerMoved();
return;
}
keyframe_samples.clear();
keyframe_samples.reserve(keyframes.size());
for (size_t i = 0; i < keyframes.size(); ++i)
{
keyframe_samples.push_back(AudioMarkerKeyframe(
controller->SamplesFromMilliseconds(timecodes.TimeAtFrame(keyframes[i]))));
}
AnnounceMarkerMoved();
}
void* VLCPlayer::lock(void *data, void **planes) {
VideoContext* context = *(VideoContext**)data;
context->Lock();
planes[0] = context->GetPlane(0);
planes[1] = context->GetPlane(1);
planes[2] = context->GetPlane(2);
return NULL; // we are using a single buffer so return NULL
}
bool Camera::setupCamera(VideoContext const& context)
{
float ratio;
if ((ratio = static_cast<float>(context.getScreenWidth()) / static_cast<float>(context.getScreenHeight())) == 0.0f)
return false;
setRatio(ratio);
return true;
}
AudioMarkerProviderKeyframes(AudioController *controller)
: vc(VideoContext::Get())
, keyframe_slot(vc->AddKeyframesListener(&AudioMarkerProviderKeyframes::Update, this))
, audio_open_slot(controller->AddAudioOpenListener(&AudioMarkerProviderKeyframes::Update, this))
, timecode_slot(vc->AddTimecodesListener(&AudioMarkerProviderKeyframes::Update, this))
, controller(controller)
{
Update();
}
void VisualToolDrag::OnSubTool(wxCommandEvent &) {
// Toggle \move <-> \pos
VideoContext *vc = c->videoController;
for (auto line : selection) {
Vector2D p1, p2;
int t1, t2;
bool has_move = GetLineMove(line, p1, p2, t1, t2);
if (has_move)
SetOverride(line, "\\pos", p1.PStr());
else {
p1 = GetLinePosition(line);
// Round the start and end times to exact frames
int start = vc->TimeAtFrame(vc->FrameAtTime(line->Start, agi::vfr::START)) - line->Start;
int end = vc->TimeAtFrame(vc->FrameAtTime(line->Start, agi::vfr::END)) - line->Start;
SetOverride(line, "\\move", str(boost::format("(%s,%s,%d,%d)") % p1.Str() % p1.Str() % start % end));
}
}
Commit();
OnFileChanged();
UpdateToggleButtons();
}
void VLCPlayer::unlock(void *data, void *id, void *const * /*planes*/) {
assert(id == NULL); // we are using a single buffer so id should always be NULL
VideoContext* context = *(VideoContext**)data;
context->Unlock();
}
agi::vfr::Framerate SubtitleFormat::AskForFPS(bool allow_vfr, bool show_smpte) {
wxArrayString choices;
// Video FPS
VideoContext *context = VideoContext::Get();
bool vidLoaded = context->TimecodesLoaded();
if (vidLoaded) {
if (!context->FPS().IsVFR())
choices.Add(wxString::Format(_("From video (%g)"), context->FPS().FPS()));
else if (allow_vfr)
choices.Add(_("From video (VFR)"));
else
vidLoaded = false;
}
// Standard FPS values
choices.Add(_("15.000 FPS"));
choices.Add(_("23.976 FPS (Decimated NTSC)"));
choices.Add(_("24.000 FPS (FILM)"));
choices.Add(_("25.000 FPS (PAL)"));
choices.Add(_("29.970 FPS (NTSC)"));
if (show_smpte)
choices.Add(_("29.970 FPS (NTSC with SMPTE dropframe)"));
choices.Add(_("30.000 FPS"));
choices.Add(_("50.000 FPS (PAL x2)"));
choices.Add(_("59.940 FPS (NTSC x2)"));
choices.Add(_("60.000 FPS"));
choices.Add(_("119.880 FPS (NTSC x4)"));
choices.Add(_("120.000 FPS"));
bool was_busy = wxIsBusy();
if (was_busy) wxEndBusyCursor();
int choice = wxGetSingleChoiceIndex(_("Please choose the appropriate FPS for the subtitles:"), _("FPS"), choices);
if (was_busy) wxBeginBusyCursor();
using agi::vfr::Framerate;
if (choice == -1)
return Framerate();
// Get FPS from choice
if (vidLoaded)
--choice;
if (!show_smpte && choice > 4)
--choice;
switch (choice) {
case -1: return context->FPS(); break; // VIDEO
case 0: return Framerate(15, 1); break;
case 1: return Framerate(24000, 1001); break;
case 2: return Framerate(24, 1); break;
case 3: return Framerate(25, 1); break;
case 4: return Framerate(30000, 1001); break;
case 5: return Framerate(30000, 1001, true); break;
case 6: return Framerate(30, 1); break;
case 7: return Framerate(50, 1); break;
case 8: return Framerate(60000, 1001); break;
case 9: return Framerate(60, 1); break;
case 10: return Framerate(120000, 1001); break;
case 11: return Framerate(120, 1); break;
}
assert(false);
return Framerate();
}
