void VideoContext::Reload() {
if (IsLoaded()) {
int frame = frame_n;
SetVideo(videoFile.Clone());
JumpToFrame(frame);
}
}
void VideoContext::PrevFrame() {
if (!videoProvider || IsPlaying() || frame_n == 0)
return;
JumpToFrame(frame_n - 1);
// Start playing audio
if (playAudioOnStep->GetBool()) {
context->audioController->PlayRange(TimeRange(TimeAtFrame(frame_n), TimeAtFrame(frame_n + 1)));
}
}
void VideoContext::PlayLine() {
Stop();
AssDialogue *curline = context->selectionController->GetActiveLine();
if (!curline) return;
// Start playing audio
context->audioController->PlayRange(TimeRange(curline->Start, curline->End));
// Round-trip conversion to convert start to exact
int startFrame = FrameAtTime(context->selectionController->GetActiveLine()->Start,agi::vfr::START);
startMS = TimeAtFrame(startFrame);
endFrame = FrameAtTime(context->selectionController->GetActiveLine()->End,agi::vfr::END) + 1;
// Jump to start
JumpToFrame(startFrame);
// Start timer
playTime.Start();
playback.Start(10);
}
void Project::LoadUnloadFiles(ProjectProperties properties) {
auto load_linked = OPT_GET("App/Auto/Load Linked Files")->GetInt();
if (!load_linked) return;
auto audio = context->path->MakeAbsolute(properties.audio_file, "?script");
auto video = context->path->MakeAbsolute(properties.video_file, "?script");
auto timecodes = context->path->MakeAbsolute(properties.timecodes_file, "?script");
auto keyframes = context->path->MakeAbsolute(properties.keyframes_file, "?script");
if (video == video_file && audio == audio_file && keyframes == keyframes_file && timecodes == timecodes_file)
return;
if (load_linked == 2) {
wxString str = _("Do you want to load/unload the associated files?");
str += "\n";
auto append_file = [&](agi::fs::path const& p, wxString const& unload, wxString const& load) {
if (p.empty())
str += "\n" + unload;
else
str += "\n" + agi::wxformat(load, p);
};
if (audio != audio_file)
append_file(audio, _("Unload audio"), _("Load audio file: %s"));
if (video != video_file)
append_file(video, _("Unload video"), _("Load video file: %s"));
if (timecodes != timecodes_file)
append_file(timecodes, _("Unload timecodes"), _("Load timecodes file: %s"));
if (keyframes != keyframes_file)
append_file(keyframes, _("Unload keyframes"), _("Load keyframes file: %s"));
if (wxMessageBox(str, _("(Un)Load files?"), wxYES_NO | wxCENTRE, context->parent) != wxYES)
return;
}
bool loaded_video = false;
if (video != video_file) {
if (video.empty())
CloseVideo();
else if ((loaded_video = DoLoadVideo(video))) {
auto vc = context->videoController.get();
vc->JumpToFrame(properties.video_position);
auto ar_mode = static_cast<AspectRatio>(properties.ar_mode);
if (ar_mode == AspectRatio::Custom)
vc->SetAspectRatio(properties.ar_value);
else
vc->SetAspectRatio(ar_mode);
context->videoDisplay->SetZoom(properties.video_zoom);
}
}
if (!timecodes.empty()) LoadTimecodes(timecodes);
if (!keyframes.empty()) LoadKeyframes(keyframes);
if (audio != audio_file) {
if (audio.empty())
CloseAudio();
else
DoLoadAudio(audio, false);
}
else if (loaded_video && OPT_GET("Video/Open Audio")->GetBool() && audio_file != video_file && video_provider->HasAudio())
DoLoadAudio(video, true);
}
void VideoContext::JumpToTime(int ms, agi::vfr::Time end) {
JumpToFrame(FrameAtTime(ms, end));
}
void VideoContext::SetVideo(const wxString &filename) {
Reset();
if (filename.empty()) {
VideoOpen();
return;
}
bool commit_subs = false;
try {
provider.reset(new ThreadedFrameSource(filename, this));
videoProvider = provider->GetVideoProvider();
videoFile = filename;
// Check that the script resolution matches the video resolution
int sx = context->ass->GetScriptInfoAsInt("PlayResX");
int sy = context->ass->GetScriptInfoAsInt("PlayResY");
int vx = GetWidth();
int vy = GetHeight();
// If the script resolution hasn't been set at all just force it to the
// video resolution
if (sx == 0 && sy == 0) {
context->ass->SetScriptInfo("PlayResX", wxString::Format("%d", vx));
context->ass->SetScriptInfo("PlayResY", wxString::Format("%d", vy));
commit_subs = true;
}
// If it has been set to something other than a multiple of the video
// resolution, ask the user if they want it to be fixed
else if (sx % vx != 0 || sy % vy != 0) {
switch (OPT_GET("Video/Check Script Res")->GetInt()) {
case 1: // Ask to change on mismatch
if (wxYES != wxMessageBox(
wxString::Format(_("The resolution of the loaded video and the resolution specified for the subtitles don't match.\n\nVideo resolution:\t%d x %d\nScript resolution:\t%d x %d\n\nChange subtitles resolution to match video?"), vx, vy, sx, sy),
_("Resolution mismatch"),
wxYES_NO | wxCENTER,
context->parent))
break;
// Fallthrough to case 2
case 2: // Always change script res
context->ass->SetScriptInfo("PlayResX", wxString::Format("%d", vx));
context->ass->SetScriptInfo("PlayResY", wxString::Format("%d", vy));
commit_subs = true;
break;
default: // Never change
break;
}
}
keyFrames = videoProvider->GetKeyFrames();
// Set frame rate
videoFPS = videoProvider->GetFPS();
if (ovrFPS.IsLoaded()) {
int ovr = wxMessageBox(_("You already have timecodes loaded. Would you like to replace them with timecodes from the video file?"), _("Replace timecodes?"), wxYES_NO | wxICON_QUESTION);
if (ovr == wxYES) {
ovrFPS = agi::vfr::Framerate();
ovrTimecodeFile.clear();
}
}
// Set aspect ratio
double dar = videoProvider->GetDAR();
if (dar > 0)
SetAspectRatio(4, dar);
// Set filename
config::mru->Add("Video", STD_STR(filename));
StandardPaths::SetPathValue("?video", wxFileName(filename).GetPath());
// Show warning
wxString warning = videoProvider->GetWarning();
if (!warning.empty()) wxMessageBox(warning, "Warning", wxICON_WARNING | wxOK);
hasSubtitles = false;
if (filename.Right(4).Lower() == ".mkv") {
hasSubtitles = MatroskaWrapper::HasSubtitles(filename);
}
provider->LoadSubtitles(context->ass);
VideoOpen();
KeyframesOpen(keyFrames);
TimecodesOpen(FPS());
}
catch (agi::UserCancelException const&) { }
catch (agi::FileNotAccessibleError const& err) {
config::mru->Remove("Video", STD_STR(filename));
wxMessageBox(lagi_wxString(err.GetMessage()), "Error setting video", wxOK | wxICON_ERROR | wxCENTER);
}
catch (VideoProviderError const& err) {
wxMessageBox(lagi_wxString(err.GetMessage()), "Error setting video", wxOK | wxICON_ERROR | wxCENTER);
}
if (commit_subs)
context->ass->Commit(_("change script resolution"), AssFile::COMMIT_SCRIPTINFO);
else
JumpToFrame(0);
}
void FrameMain::OnSubtitlesOpen() {
UpdateTitle();
auto vc = context->videoController;
/// @todo figure out how to move this to the relevant controllers without
/// prompting for each file loaded/unloaded
// Load stuff from the new script
auto video = config::path->MakeAbsolute(context->ass->GetScriptInfo("Video File"), "?script");
auto vfr = config::path->MakeAbsolute(context->ass->GetScriptInfo("VFR File"), "?script");
auto keyframes = config::path->MakeAbsolute(context->ass->GetScriptInfo("Keyframes File"), "?script");
auto audio = config::path->MakeAbsolute(context->ass->GetScriptInfo("Audio URI"), "?script");
bool videoChanged = !blockVideoLoad && video != vc->GetVideoName();
bool timecodesChanged = vfr != vc->GetTimecodesName();
bool keyframesChanged = keyframes != vc->GetKeyFramesName();
bool audioChanged = !blockAudioLoad && audio != context->audioController->GetAudioURL();
// Check if there is anything to change
int autoLoadMode = OPT_GET("App/Auto/Load Linked Files")->GetInt();
if (autoLoadMode == 0 || (!videoChanged && !timecodesChanged && !keyframesChanged && !audioChanged)) {
SetDisplayMode(1, 1);
return;
}
if (autoLoadMode == 2) {
if (wxMessageBox(_("Do you want to load/unload the associated files?"), _("(Un)Load files?"), wxYES_NO | wxCENTRE, this) != wxYES) {
SetDisplayMode(1, 1);
if (vc->IsLoaded() && vc->GetProvider()->GetColorSpace() != context->ass->GetScriptInfo("YCbCr Matrix"))
vc->Reload();
return;
}
}
if (audioChanged)
blockAudioLoad = true;
// Video
if (videoChanged) {
vc->SetVideo(video);
if (vc->IsLoaded()) {
vc->JumpToFrame(context->ass->GetUIStateAsInt("Video Position"));
std::string arString = context->ass->GetUIState("Video Aspect Ratio");
if (boost::starts_with(arString, "c")) {
double ar = 0.;
agi::util::try_parse(arString.substr(1), &ar);
vc->SetAspectRatio(ar);
}
else {
int ar = 0;
if (agi::util::try_parse(arString, &ar) && ar >= 0 && ar < 4)
vc->SetAspectRatio((AspectRatio)ar);
}
double videoZoom = 0.;
if (agi::util::try_parse(context->ass->GetUIState("Video Zoom Percent"), &videoZoom))
context->videoDisplay->SetZoom(videoZoom);
}
}
else if (vc->IsLoaded() && vc->GetProvider()->GetColorSpace() != context->ass->GetScriptInfo("YCbCr Matrix"))
vc->Reload();
vc->LoadTimecodes(vfr);
vc->LoadKeyframes(keyframes);
// Audio
if (audioChanged) {
blockAudioLoad = false;
try {
if (audio.empty())
context->audioController->CloseAudio();
else
context->audioController->OpenAudio(audio);
}
catch (agi::UserCancelException const&) { }
catch (agi::fs::FileSystemError const& err) {
wxMessageBox(to_wx(err.GetMessage()), "Error opening audio", wxOK | wxICON_ERROR | wxCENTER, this);
}
}
SetDisplayMode(1, 1);
}
