af916899cc
Moves webrtc/common_video/rotation.h and parts of webrtc/common_video/include/video_frame_buffer.h and webrtc/video_frame.h, and adds to a new GN target api:video_frame_api. BUG=webrtc:5880 Review-Url: https://codereview.webrtc.org/2517173004 Cr-Commit-Position: refs/heads/master@{#15993}
56 lines
1.9 KiB
C++
56 lines
1.9 KiB
C++
/*
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* Copyright (c) 2015 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 WEBRTC_API_VIDEO_VIDEO_FRAME_BUFFER_H_
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#define WEBRTC_API_VIDEO_VIDEO_FRAME_BUFFER_H_
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#include <stdint.h>
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#include "webrtc/base/refcount.h"
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#include "webrtc/base/scoped_ref_ptr.h"
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namespace webrtc {
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// Interface of a simple frame buffer containing pixel data. This interface does
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// not contain any frame metadata such as rotation, timestamp, pixel_width, etc.
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class VideoFrameBuffer : public rtc::RefCountInterface {
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public:
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// The resolution of the frame in pixels. For formats where some planes are
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// subsampled, this is the highest-resolution plane.
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virtual int width() const = 0;
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virtual int height() const = 0;
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// Returns pointer to the pixel data for a given plane. The memory is owned by
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// the VideoFrameBuffer object and must not be freed by the caller.
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virtual const uint8_t* DataY() const = 0;
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virtual const uint8_t* DataU() const = 0;
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virtual const uint8_t* DataV() const = 0;
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// Returns the number of bytes between successive rows for a given plane.
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virtual int StrideY() const = 0;
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virtual int StrideU() const = 0;
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virtual int StrideV() const = 0;
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// Return the handle of the underlying video frame. This is used when the
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// frame is backed by a texture.
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virtual void* native_handle() const = 0;
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// Returns a new memory-backed frame buffer converted from this buffer's
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// native handle.
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virtual rtc::scoped_refptr<VideoFrameBuffer> NativeToI420Buffer() = 0;
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protected:
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~VideoFrameBuffer() override {}
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};
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} // namespace webrtc
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#endif // WEBRTC_API_VIDEO_VIDEO_FRAME_BUFFER_H_
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