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fa101d6bf6
This application will eventually be able to actually play videos, but for now it is used to parse and dump decoded data from the VP9 decoder.
53 lines
1.9 KiB
C++
53 lines
1.9 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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#include <LibAudio/ClientConnection.h>
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#include <LibCore/EventLoop.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 <LibVideo/MatroskaReader.h>
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#include <LibVideo/VP9/Decoder.h>
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int main(int argc, char** argv)
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{
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auto app = GUI::Application::construct(argc, argv);
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auto window = GUI::Window::construct();
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auto document = Video::MatroskaReader::parse_matroska_from_file("/home/anon/Videos/test-webm.webm");
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const auto& 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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const auto& track = optional_track.value();
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const auto video_track = track.video_track().value();
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auto image = Gfx::Bitmap::create(Gfx::BitmapFormat::BGRx8888, Gfx::IntSize(video_track.pixel_height, video_track.pixel_width));
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auto& main_widget = window->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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main_widget.add_child(image_widget);
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Video::VP9::Decoder vp9_decoder;
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for (const auto& cluster : document->clusters()) {
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for (const auto& block : cluster.blocks()) {
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if (block.track_number() != track.track_number())
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continue;
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const auto& frame = block.frame(0);
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dbgln("Reading frame 0 from block @ {}", block.timestamp());
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vp9_decoder.parse_frame(frame);
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vp9_decoder.dump_info();
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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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