1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
|
// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef REMOTING_CODEC_VIDEO_ENCODER_H_
#define REMOTING_CODEC_VIDEO_ENCODER_H_
#include <stdint.h>
#include <memory>
namespace webrtc {
class DesktopFrame;
} // namespace webrtc
namespace remoting {
namespace protocol {
class SessionConfig;
} // namespace protocol
class VideoPacket;
// A class to perform the task of encoding a continuous stream of images. The
// interface is asynchronous to enable maximum throughput.
class VideoEncoder {
public:
virtual ~VideoEncoder() {}
// Request that the encoder provide lossless color, if possible.
virtual void SetLosslessColor(bool want_lossless) {}
// Encode an image stored in |frame|. If |frame.updated_region()| is empty
// then the encoder may return a packet (e.g. to top-off previously-encoded
// portions of the frame to higher quality) or return nullptr to indicate that
// there is no work to do.
virtual std::unique_ptr<VideoPacket> Encode(
const webrtc::DesktopFrame& frame) = 0;
static std::unique_ptr<VideoEncoder> Create(
const protocol::SessionConfig& config);
};
} // namespace remoting
#endif // REMOTING_CODEC_VIDEO_ENCODER_H_
|
