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			55 lines
		
	
	
	
		
			2.1 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			55 lines
		
	
	
	
		
			2.1 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| /*
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|  * Copyright (c) 2021, Hunter Salyer <thefalsehonesty@gmail.com>
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|  *
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|  * SPDX-License-Identifier: BSD-2-Clause
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|  */
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| 
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| #include <LibAudio/ClientConnection.h>
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| #include <LibGUI/Application.h>
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| #include <LibGUI/BoxLayout.h>
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| #include <LibGUI/ImageWidget.h>
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| #include <LibGUI/Window.h>
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| #include <LibGfx/Bitmap.h>
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| #include <LibMain/Main.h>
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| #include <LibVideo/MatroskaReader.h>
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| #include <LibVideo/VP9/Decoder.h>
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| 
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| ErrorOr<int> serenity_main(Main::Arguments arguments)
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| {
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|     auto app = TRY(GUI::Application::try_create(arguments));
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|     auto window = TRY(GUI::Window::try_create());
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| 
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|     auto document = Video::MatroskaReader::parse_matroska_from_file("/home/anon/Videos/test-webm.webm");
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|     auto const& optional_track = document->track_for_track_type(Video::TrackEntry::TrackType::Video);
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|     if (!optional_track.has_value())
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|         return 1;
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|     auto const& track = optional_track.value();
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|     auto const video_track = track.video_track().value();
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| 
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|     auto image = Gfx::Bitmap::try_create(Gfx::BitmapFormat::BGRx8888, Gfx::IntSize(video_track.pixel_height, video_track.pixel_width)).release_value_but_fixme_should_propagate_errors();
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|     auto main_widget = TRY(window->try_set_main_widget<GUI::Widget>());
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|     main_widget->set_fill_with_background_color(true);
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|     main_widget->set_layout<GUI::VerticalBoxLayout>();
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|     auto& image_widget = main_widget->add<GUI::ImageWidget>();
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|     image_widget.set_bitmap(image);
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|     image_widget.set_fixed_size(video_track.pixel_height, video_track.pixel_width);
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|     TRY(main_widget->try_add_child(image_widget));
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| 
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|     Video::VP9::Decoder vp9_decoder;
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|     for (auto const& cluster : document->clusters()) {
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|         for (auto const& block : cluster.blocks()) {
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|             if (block.track_number() != track.track_number())
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|                 continue;
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| 
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|             auto const& frame = block.frame(0);
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|             dbgln("Reading frame 0 from block @ {}", block.timestamp());
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|             bool failed = !vp9_decoder.decode_frame(frame);
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|             vp9_decoder.dump_frame_info();
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|             if (failed)
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|                 return 1;
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|         }
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|     }
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| 
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|     window->show();
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|     return app->exec();
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| }
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