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media / capture / video / mock_video_capture_device_client.cc [blame]
// Copyright 2018 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "media/capture/video/mock_video_capture_device_client.h"
#include <utility>
#include "base/containers/heap_array.h"
#include "base/containers/span.h"
#include "base/memory/raw_span.h"
#include "base/time/time.h"
#include "media/base/video_frame.h"
using testing::_;
using testing::Invoke;
using testing::WithArgs;
namespace media {
namespace {
class StubBufferHandle : public VideoCaptureBufferHandle {
public:
explicit StubBufferHandle(base::span<uint8_t> data) : data_(data) {}
size_t mapped_size() const override { return data_.size(); }
uint8_t* data() const override { return data_.data(); }
const uint8_t* const_data() const override { return data_.data(); }
private:
const base::raw_span<uint8_t> data_;
};
class StubBufferHandleProvider
: public VideoCaptureDevice::Client::Buffer::HandleProvider {
public:
explicit StubBufferHandleProvider(base::HeapArray<uint8_t> data)
: data_(std::move(data)) {}
~StubBufferHandleProvider() override = default;
base::UnsafeSharedMemoryRegion DuplicateAsUnsafeRegion() override {
return base::UnsafeSharedMemoryRegion();
}
std::unique_ptr<VideoCaptureBufferHandle> GetHandleForInProcessAccess()
override {
return std::make_unique<StubBufferHandle>(data_);
}
gfx::GpuMemoryBufferHandle GetGpuMemoryBufferHandle() override {
return gfx::GpuMemoryBufferHandle();
}
private:
base::HeapArray<uint8_t> data_;
};
class StubReadWritePermission
: public VideoCaptureDevice::Client::Buffer::ScopedAccessPermission {
public:
explicit StubReadWritePermission(base::span<uint8_t> data) : data_(data) {}
~StubReadWritePermission() override = default;
private:
const base::raw_span<uint8_t> data_;
};
VideoCaptureDevice::Client::Buffer CreateStubBuffer(int buffer_id,
size_t mapped_size) {
const int arbitrary_frame_feedback_id = 0;
auto buffer = base::HeapArray<uint8_t>::WithSize(mapped_size);
auto unowned_buffer = buffer.as_span();
return VideoCaptureDevice::Client::Buffer(
buffer_id, arbitrary_frame_feedback_id,
std::make_unique<StubBufferHandleProvider>(std::move(buffer)),
std::make_unique<StubReadWritePermission>(unowned_buffer));
}
} // namespace
MockVideoCaptureDeviceClient::MockVideoCaptureDeviceClient() = default;
MockVideoCaptureDeviceClient::~MockVideoCaptureDeviceClient() = default;
void MockVideoCaptureDeviceClient::OnIncomingCapturedBuffer(
Buffer buffer,
const media::VideoCaptureFormat& format,
base::TimeTicks reference_time,
base::TimeDelta timestamp,
std::optional<base::TimeTicks> capture_begin_time,
const std::optional<VideoFrameMetadata>& metadata) {
DoOnIncomingCapturedBuffer(buffer, format, reference_time, timestamp);
}
void MockVideoCaptureDeviceClient::OnIncomingCapturedBufferExt(
Buffer buffer,
const media::VideoCaptureFormat& format,
const gfx::ColorSpace& color_space,
base::TimeTicks reference_time,
base::TimeDelta timestamp,
std::optional<base::TimeTicks> capture_begin_time,
gfx::Rect visible_rect,
const std::optional<VideoFrameMetadata>& additional_metadata) {
DoOnIncomingCapturedBufferExt(buffer, format, color_space, reference_time,
timestamp, visible_rect, additional_metadata);
}
// static
std::unique_ptr<MockVideoCaptureDeviceClient>
MockVideoCaptureDeviceClient::CreateMockClientWithBufferAllocator(
FakeFrameCapturedCallback frame_captured_callback) {
auto result = std::make_unique<NiceMockVideoCaptureDeviceClient>();
result->fake_frame_captured_callback_ = std::move(frame_captured_callback);
auto* raw_result_ptr = result.get();
ON_CALL(*result, ReserveOutputBuffer)
.WillByDefault(
Invoke([](const gfx::Size& dimensions, VideoPixelFormat format, int,
VideoCaptureDevice::Client::Buffer* buffer,
int* require_new_buffer_id, int* retire_old_buffer_id) {
EXPECT_GT(dimensions.GetArea(), 0);
const VideoCaptureFormat frame_format(dimensions, 0.0, format);
*buffer = CreateStubBuffer(
0, VideoFrame::AllocationSize(frame_format.pixel_format,
frame_format.frame_size));
return VideoCaptureDevice::Client::ReserveResult::kSucceeded;
}));
ON_CALL(*result, OnIncomingCapturedData)
.WillByDefault(WithArgs<2>(Invoke(
[raw_result_ptr](const media::VideoCaptureFormat& frame_format) {
raw_result_ptr->fake_frame_captured_callback_.Run(frame_format);
})));
ON_CALL(*result, OnIncomingCapturedGfxBuffer)
.WillByDefault(WithArgs<1>(Invoke(
[raw_result_ptr](const media::VideoCaptureFormat& frame_format) {
raw_result_ptr->fake_frame_captured_callback_.Run(frame_format);
})));
ON_CALL(*result, DoOnIncomingCapturedBuffer)
.WillByDefault(WithArgs<1>(Invoke(
[raw_result_ptr](const media::VideoCaptureFormat& frame_format) {
raw_result_ptr->fake_frame_captured_callback_.Run(frame_format);
})));
ON_CALL(*result, DoOnIncomingCapturedBufferExt)
.WillByDefault(WithArgs<1>(Invoke(
[raw_result_ptr](const media::VideoCaptureFormat& frame_format) {
raw_result_ptr->fake_frame_captured_callback_.Run(frame_format);
})));
return result;
}
} // namespace media