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TestVP9Decode.cpp
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TestVP9Decode.cpp
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/*
* Copyright (c) 2022, Gregory Bertilson <[email protected]>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <LibTest/TestCase.h>
#include <LibVideo/Containers/Matroska/Reader.h>
#include <LibVideo/VP9/Decoder.h>
static void decode_video(StringView path, size_t expected_frame_count)
{
auto matroska_reader = MUST(Video::Matroska::Reader::from_file(path));
u64 video_track = 0;
MUST(matroska_reader.for_each_track_of_type(Video::Matroska::TrackEntry::TrackType::Video, [&](Video::Matroska::TrackEntry const& track_entry) -> Video::DecoderErrorOr<IterationDecision> {
video_track = track_entry.track_number();
return IterationDecision::Break;
}));
VERIFY(video_track != 0);
auto iterator = MUST(matroska_reader.create_sample_iterator(video_track));
size_t frame_count = 0;
Video::VP9::Decoder vp9_decoder;
while (frame_count <= expected_frame_count) {
auto block_result = iterator.next_block();
if (block_result.is_error() && block_result.error().category() == Video::DecoderErrorCategory::EndOfStream) {
VERIFY(frame_count == expected_frame_count);
return;
}
auto block = block_result.release_value();
for (auto const& frame : block.frames()) {
MUST(vp9_decoder.receive_sample(frame));
frame_count++;
}
}
VERIFY_NOT_REACHED();
}
TEST_CASE(webm_in_vp9)
{
decode_video("./vp9_in_webm.webm"sv, 25);
}
BENCHMARK_CASE(vp9_4k)
{
decode_video("./vp9_4k.webm"sv, 2);
}