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- // Copyright 2016 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 <stdint.h>
- #include <memory>
- #include "media/base/video_frame.h"
- #include "media/cdm/api/content_decryption_module.h"
- #include "media/cdm/cdm_helpers.h"
- #include "media/cdm/simple_cdm_allocator.h"
- #include "testing/gmock/include/gmock/gmock.h"
- #include "testing/gtest/include/gtest/gtest.h"
- namespace media {
- class TestCdmBuffer final : public cdm::Buffer {
- public:
- static TestCdmBuffer* Create(uint32_t capacity) {
- return new TestCdmBuffer(capacity);
- }
- TestCdmBuffer(const TestCdmBuffer&) = delete;
- TestCdmBuffer& operator=(const TestCdmBuffer&) = delete;
- // cdm::Buffer implementation.
- void Destroy() override {
- DestroyCalled();
- delete this;
- }
- uint32_t Capacity() const override { return buffer_.size(); }
- uint8_t* Data() override { return buffer_.data(); }
- void SetSize(uint32_t size) override { size_ = size > Capacity() ? 0 : size; }
- uint32_t Size() const override { return size_; }
- private:
- TestCdmBuffer(uint32_t capacity) : buffer_(capacity), size_(0) {
- // Verify that Destroy() is called on this object.
- EXPECT_CALL(*this, DestroyCalled());
- }
- ~TestCdmBuffer() override = default;
- MOCK_METHOD0(DestroyCalled, void());
- std::vector<uint8_t> buffer_;
- uint32_t size_;
- };
- class SimpleCdmAllocatorTest : public testing::Test {
- public:
- SimpleCdmAllocatorTest() = default;
- SimpleCdmAllocatorTest(const SimpleCdmAllocatorTest&) = delete;
- SimpleCdmAllocatorTest& operator=(const SimpleCdmAllocatorTest&) = delete;
- ~SimpleCdmAllocatorTest() override = default;
- protected:
- SimpleCdmAllocator allocator_;
- };
- TEST_F(SimpleCdmAllocatorTest, CreateCdmBuffer) {
- cdm::Buffer* buffer = allocator_.CreateCdmBuffer(100);
- EXPECT_GE(buffer->Capacity(), 100u);
- buffer->Destroy();
- }
- TEST_F(SimpleCdmAllocatorTest, CreateCdmVideoFrame) {
- std::unique_ptr<VideoFrameImpl> video_frame =
- allocator_.CreateCdmVideoFrame();
- EXPECT_EQ(video_frame->FrameBuffer(), nullptr);
- video_frame->SetFrameBuffer(TestCdmBuffer::Create(100));
- EXPECT_NE(video_frame->FrameBuffer(), nullptr);
- // Releasing |video_frame| should free the cdm::Buffer created above
- // (verified by the mock method TestCdmBuffer::DestroyCalled).
- video_frame.reset();
- }
- TEST_F(SimpleCdmAllocatorTest, TransformToVideoFrame) {
- // For this test we need to pretend we have valid video data. So create
- // a small video frame of size 2x2.
- gfx::Size size(2, 2);
- size_t memory_needed = VideoFrame::AllocationSize(PIXEL_FORMAT_I420, size);
- // Now create a VideoFrameImpl.
- std::unique_ptr<VideoFrameImpl> video_frame =
- allocator_.CreateCdmVideoFrame();
- EXPECT_EQ(video_frame->FrameBuffer(), nullptr);
- // Fill VideoFrameImpl as if it was a small video frame.
- video_frame->SetFormat(cdm::kI420);
- video_frame->SetSize({size.width(), size.height()});
- video_frame->SetFrameBuffer(TestCdmBuffer::Create(memory_needed));
- video_frame->FrameBuffer()->SetSize(memory_needed);
- // Now transform VideoFrameImpl to a VideoFrame, and make sure that
- // FrameBuffer() is transferred to the new object.
- EXPECT_NE(video_frame->FrameBuffer(), nullptr);
- scoped_refptr<media::VideoFrame> transformed_frame =
- video_frame->TransformToVideoFrame(size);
- EXPECT_EQ(video_frame->FrameBuffer(), nullptr);
- // Releasing |transformed_frame| should free the cdm::Buffer created above
- // (verified by the mock method TestCdmBuffer::DestroyCalled).
- transformed_frame = nullptr;
- }
- } // namespace media
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