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Upstream commit: https://webrtc.googlesource.com/src/+/1ee563d5e060a624c4a1eba2381bd7caaef0bc06 Use backticks not vertical bars to denote variables in comments for /test Bug: webrtc:12338 Change-Id: I2a33903a79194bb092a17ea1e1505bf2a3377d8b Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/227027 Reviewed-by: Mirko Bonadei <mbonadei@webrtc.org> Commit-Queue: Artem Titov <titovartem@webrtc.org> Cr-Commit-Position: refs/heads/master@{#34558}
122 lines
4.4 KiB
C++
122 lines
4.4 KiB
C++
/*
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* Copyright (c) 2020 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#ifndef TEST_MAPPABLE_NATIVE_BUFFER_H_
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#define TEST_MAPPABLE_NATIVE_BUFFER_H_
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#include <utility>
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#include <vector>
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#include "api/array_view.h"
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#include "api/video/video_frame.h"
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#include "common_video/include/video_frame_buffer.h"
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#include "rtc_base/ref_counted_object.h"
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#include "rtc_base/synchronization/mutex.h"
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namespace webrtc {
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namespace test {
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class MappableNativeBuffer;
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VideoFrame CreateMappableNativeFrame(int64_t ntp_time_ms,
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VideoFrameBuffer::Type mappable_type,
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int width,
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int height);
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rtc::scoped_refptr<MappableNativeBuffer> GetMappableNativeBufferFromVideoFrame(
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const VideoFrame& frame);
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// A for-testing native buffer that is scalable and mappable. The contents of
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// the buffer is black and the pixels are created upon mapping. Mapped buffers
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// are stored inside MappableNativeBuffer, allowing tests to verify which
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// resolutions were mapped, e.g. when passing them in to an encoder or other
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// modules.
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class MappableNativeBuffer : public VideoFrameBuffer {
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public:
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// If `allow_i420_conversion` is false, calling ToI420() on a non-I420 buffer
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// will DCHECK-crash. Used to ensure zero-copy in tests.
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MappableNativeBuffer(VideoFrameBuffer::Type mappable_type,
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int width,
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int height);
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~MappableNativeBuffer() override;
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VideoFrameBuffer::Type mappable_type() const { return mappable_type_; }
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VideoFrameBuffer::Type type() const override { return Type::kNative; }
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int width() const override { return width_; }
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int height() const override { return height_; }
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rtc::scoped_refptr<VideoFrameBuffer> CropAndScale(int offset_x,
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int offset_y,
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int crop_width,
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int crop_height,
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int scaled_width,
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int scaled_height) override;
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rtc::scoped_refptr<I420BufferInterface> ToI420() override;
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rtc::scoped_refptr<VideoFrameBuffer> GetMappedFrameBuffer(
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rtc::ArrayView<VideoFrameBuffer::Type> types) override;
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// Gets all the buffers that have been mapped so far, including mappings of
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// cropped and scaled buffers.
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std::vector<rtc::scoped_refptr<VideoFrameBuffer>> GetMappedFramedBuffers()
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const;
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bool DidConvertToI420() const;
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private:
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friend class rtc::RefCountedObject<MappableNativeBuffer>;
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class ScaledBuffer : public VideoFrameBuffer {
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public:
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ScaledBuffer(rtc::scoped_refptr<MappableNativeBuffer> parent,
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int width,
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int height);
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~ScaledBuffer() override;
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VideoFrameBuffer::Type type() const override { return Type::kNative; }
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int width() const override { return width_; }
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int height() const override { return height_; }
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rtc::scoped_refptr<VideoFrameBuffer> CropAndScale(
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int offset_x,
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int offset_y,
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int crop_width,
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int crop_height,
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int scaled_width,
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int scaled_height) override;
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rtc::scoped_refptr<I420BufferInterface> ToI420() override;
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rtc::scoped_refptr<VideoFrameBuffer> GetMappedFrameBuffer(
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rtc::ArrayView<VideoFrameBuffer::Type> types) override;
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private:
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friend class rtc::RefCountedObject<ScaledBuffer>;
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const rtc::scoped_refptr<MappableNativeBuffer> parent_;
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const int width_;
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const int height_;
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};
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rtc::scoped_refptr<ScaledBuffer> FullSizeBuffer();
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rtc::scoped_refptr<VideoFrameBuffer> GetOrCreateMappedBuffer(int width,
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int height);
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const VideoFrameBuffer::Type mappable_type_;
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const int width_;
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const int height_;
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mutable Mutex lock_;
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std::vector<rtc::scoped_refptr<VideoFrameBuffer>> mapped_buffers_
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RTC_GUARDED_BY(&lock_);
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};
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} // namespace test
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} // namespace webrtc
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#endif // TEST_MAPPABLE_NATIVE_BUFFER_H_
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