blob: 1cf4f201b2ddb6530d6ba917869080f6eecbbc1e [file] [log] [blame]
// Copyright 2017 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "components/chromeos_camera/mojo_mjpeg_decode_accelerator_service.h"
#include "base/bind.h"
#include "base/command_line.h"
#include "base/memory/platform_shared_memory_region.h"
#include "base/run_loop.h"
#include "base/test/scoped_task_environment.h"
#include "base/threading/thread.h"
#include "media/base/media_switches.h"
#include "mojo/public/cpp/system/platform_handle.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace chromeos_camera {
static const int32_t kArbitraryBitstreamBufferId = 123;
// Test fixture for the unit that is created via the mojom interface for
// class MojoMjpegDecodeAcceleratorService. Uses a FakeJpegDecodeAccelerator
// to simulate the actual decoding without the need for special hardware.
class MojoMjpegDecodeAcceleratorServiceTest : public ::testing::Test {
public:
MojoMjpegDecodeAcceleratorServiceTest() = default;
~MojoMjpegDecodeAcceleratorServiceTest() override = default;
void SetUp() override {
base::CommandLine::ForCurrentProcess()->AppendSwitch(
switches::kUseFakeMjpegDecodeAccelerator);
}
void OnInitializeDone(const base::Closure& continuation, bool success) {
EXPECT_TRUE(success);
continuation.Run();
}
void OnDecodeAck(const base::Closure& continuation,
int32_t bitstream_buffer_id,
MjpegDecodeAccelerator::Error error) {
EXPECT_EQ(kArbitraryBitstreamBufferId, bitstream_buffer_id);
continuation.Run();
}
private:
// This is required to allow base::ThreadTaskRunnerHandle::Get() from the
// test execution thread.
base::test::TaskEnvironment task_environment_;
};
TEST_F(MojoMjpegDecodeAcceleratorServiceTest, InitializeAndDecode) {
chromeos_camera::mojom::MjpegDecodeAcceleratorPtr jpeg_decoder;
MojoMjpegDecodeAcceleratorService::Create(mojo::MakeRequest(&jpeg_decoder));
base::RunLoop run_loop;
jpeg_decoder->Initialize(
base::Bind(&MojoMjpegDecodeAcceleratorServiceTest::OnInitializeDone,
base::Unretained(this), run_loop.QuitClosure()));
run_loop.Run();
const size_t kInputBufferSizeInBytes = 512;
const size_t kOutputFrameSizeInBytes = 1024;
const gfx::Size kDummyFrameCodedSize(10, 10);
const char kKeyId[] = "key id";
const char kIv[] = "0123456789abcdef";
std::vector<media::SubsampleEntry> subsamples;
subsamples.push_back(media::SubsampleEntry(10, 5));
subsamples.push_back(media::SubsampleEntry(15, 7));
base::RunLoop run_loop2;
base::subtle::PlatformSharedMemoryRegion shm_region =
base::subtle::PlatformSharedMemoryRegion::CreateUnsafe(
kInputBufferSizeInBytes);
// mojo::SharedBufferHandle::Create will make a writable region, but an unsafe
// one is needed.
mojo::ScopedSharedBufferHandle output_frame_handle =
mojo::WrapPlatformSharedMemoryRegion(
base::subtle::PlatformSharedMemoryRegion::CreateUnsafe(
kOutputFrameSizeInBytes));
media::BitstreamBuffer bitstream_buffer(kArbitraryBitstreamBufferId,
std::move(shm_region),
kInputBufferSizeInBytes);
bitstream_buffer.SetDecryptionSettings(kKeyId, kIv, subsamples);
jpeg_decoder->Decode(
std::move(bitstream_buffer), kDummyFrameCodedSize,
std::move(output_frame_handle),
base::checked_cast<uint32_t>(kOutputFrameSizeInBytes),
base::Bind(&MojoMjpegDecodeAcceleratorServiceTest::OnDecodeAck,
base::Unretained(this), run_loop2.QuitClosure()));
run_loop2.Run();
}
} // namespace chromeos_camera