Add Video Panning Option

src/command/video.cpp

@@ -603,6 +603,17 @@ struct video_opt_autoscroll final : public Command {
 	}
 };
 
+struct video_pan_reset final : public validator_video_loaded {
+	CMD_NAME("video/pan_reset")
+	STR_MENU("Reset video pan")
+	STR_DISP("Reset video pan")
+	STR_HELP("Reset the video pan to the original value")
+
+	void operator()(agi::Context *c) override {
+		c->videoDisplay->ResetPan();
+	}
+};
+
 struct video_play final : public validator_video_loaded {
 	CMD_NAME("video/play")
 	CMD_ICON(button_play)
@@ -658,7 +669,7 @@ class video_zoom_100: public validator_video_attached {
 
 	void operator()(agi::Context *c) override {
 		c->videoController->Stop();
-		c->videoDisplay->SetZoom(1.);
+		c->videoDisplay->SetWindowZoom(1.);
 	}
 };
 
@@ -689,7 +700,7 @@ class video_zoom_200: public validator_video_attached {
 
 	void operator()(agi::Context *c) override {
 		c->videoController->Stop();
-		c->videoDisplay->SetZoom(2.);
+		c->videoDisplay->SetWindowZoom(2.);
 	}
 };
 
@@ -707,7 +718,7 @@ class video_zoom_50: public validator_video_attached {
 
 	void operator()(agi::Context *c) override {
 		c->videoController->Stop();
-		c->videoDisplay->SetZoom(.5);
+		c->videoDisplay->SetWindowZoom(.5);
 	}
 };
 
@@ -719,7 +730,7 @@ struct video_zoom_in final : public validator_video_attached {
 	STR_HELP("Zoom video in")
 
 	void operator()(agi::Context *c) override {
-		c->videoDisplay->SetZoom(c->videoDisplay->GetZoom() + .125);
+		c->videoDisplay->SetWindowZoom(c->videoDisplay->GetZoom() + .125);
 	}
 };
 
@@ -731,7 +742,7 @@ struct video_zoom_out final : public validator_video_attached {
 	STR_HELP("Zoom video out")
 
 	void operator()(agi::Context *c) override {
-		c->videoDisplay->SetZoom(c->videoDisplay->GetZoom() - .125);
+		c->videoDisplay->SetWindowZoom(c->videoDisplay->GetZoom() - .125);
 	}
 };
 }
@@ -767,6 +778,7 @@ namespace cmd {
 		reg(agi::make_unique<video_open>());
 		reg(agi::make_unique<video_open_dummy>());
 		reg(agi::make_unique<video_opt_autoscroll>());
+		reg(agi::make_unique<video_pan_reset>());
 		reg(agi::make_unique<video_play>());
 		reg(agi::make_unique<video_play_line>());
 		reg(agi::make_unique<video_show_overscan>());

src/frame_main.cpp

@@ -276,9 +276,9 @@ void FrameMain::OnVideoOpen(AsyncVideoProvider *provider) {
 	double zoom = context->videoDisplay->GetZoom();
 	wxSize windowSize = GetSize();
 	if (vidx*3*zoom > windowSize.GetX()*4 || vidy*4*zoom > windowSize.GetY()*6)
-		context->videoDisplay->SetZoom(zoom * .25);
+		context->videoDisplay->SetWindowZoom(zoom * .25);
 	else if (vidx*3*zoom > windowSize.GetX()*2 || vidy*4*zoom > windowSize.GetY()*3)
-		context->videoDisplay->SetZoom(zoom * .5);
+		context->videoDisplay->SetWindowZoom(zoom * .5);
 
 	SetDisplayMode(1,-1);
 

src/libresrc/default_config.json

@@ -611,6 +611,7 @@
 			"Fast Jump Step" : 10,
 			"Show Keyframes" : true
 		},
-		"Subtitle Sync" : true
+		"Subtitle Sync" : true,
+		"Video Pan": false
 	}
 }

src/libresrc/default_menu.json

@@ -156,6 +156,7 @@
         { "submenu" : "main/video/set zoom", "text" : "Set &Zoom" },
         { "submenu" : "main/video/override ar", "text" : "Override &AR" },
         { "command" : "video/show_overscan" },
+        { "command" : "video/pan_reset" },
         {},
         { "command" : "video/jump" },
         { "command" : "video/jump/start" },

src/preferences.cpp

@@ -433,6 +433,9 @@ void Advanced_Video(wxTreebook *book, Preferences *parent) {
 
 	wxArrayString sp_choice = to_wx(SubtitlesProviderFactory::GetClasses());
 	p->OptionChoice(expert, _("Subtitles provider"), sp_choice, "Subtitle/Provider");
+
+	p->OptionAdd(expert, _("Video Panning"), "Video/Video Pan");
+
 
 #ifdef WITH_AVISYNTH
 	auto avisynth = p->PageSizer("Avisynth");

src/project.cpp

@@ -220,7 +220,7 @@ void Project::LoadUnloadFiles(ProjectProperties properties) {
 				vc->SetAspectRatio(properties.ar_value);
 			else
 				vc->SetAspectRatio(ar_mode);
-			context->videoDisplay->SetZoom(properties.video_zoom);
+			context->videoDisplay->SetWindowZoom(properties.video_zoom);
 		}
 	}