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/*
* Copyright (c) 2019 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#ifndef API_VIDEO_RECORDABLE_ENCODED_FRAME_H_
#define API_VIDEO_RECORDABLE_ENCODED_FRAME_H_
#include <optional>
#include "api/scoped_refptr.h"
#include "api/units/timestamp.h"
#include "api/video/color_space.h"
#include "api/video/encoded_image.h"
#include "api/video/video_codec_type.h"
#include "api/video/video_rotation.h"
namespace webrtc {
// Interface for accessing recordable elements of an encoded frame.
class RecordableEncodedFrame {
public:
// Encoded resolution in pixels
// TODO(bugs.webrtc.org/12114) : remove in favor of Resolution.
struct EncodedResolution {
bool empty() const { return width == 0 && height == 0; }
unsigned width = 0;
unsigned height = 0;
};
virtual ~RecordableEncodedFrame() = default;
// Provides access to encoded data
virtual scoped_refptr<const EncodedImageBufferInterface> encoded_buffer()
const = 0;
// Optionally returns the colorspace of the encoded frame. This can differ
// from the eventually decoded frame's colorspace.
virtual std::optional<ColorSpace> color_space() const = 0;
// Optionally returns the rotation of the encoded frame. This is limited to
// {0,90,180,270} degrees.
virtual std::optional<VideoRotation> video_rotation() const = 0;
// Returns the codec of the encoded frame
virtual VideoCodecType codec() const = 0;
// Returns whether the encoded frame is a key frame
virtual bool is_key_frame() const = 0;
// Returns the frame's encoded resolution. May be 0x0 if the frame
// doesn't contain resolution information
virtual EncodedResolution resolution() const = 0;
// Returns the computed render time
virtual Timestamp render_time() const = 0;
};
} // namespace webrtc
#endif // API_VIDEO_RECORDABLE_ENCODED_FRAME_H_
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