blob: d02c29f991ce22cc07bad1bcce0bc9ba6f6052fd (
plain)
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
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
|
/*
* Copyright (c) 2014 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.
*/
#include "webrtc/test/encoder_settings.h"
#include <assert.h>
#include <string.h>
#include "webrtc/video_engine/vie_defines.h"
namespace webrtc {
namespace test {
VideoSendStream::Config::EncoderSettings CreateEncoderSettings(
VideoEncoder* encoder,
const char* payload_name,
int payload_type,
size_t num_streams) {
assert(num_streams > 0);
// Add more streams to the settings above with reasonable values if required.
static const size_t kNumSettings = 3;
assert(num_streams <= kNumSettings);
VideoStream stream_settings[kNumSettings];
stream_settings[0].width = 320;
stream_settings[0].height = 180;
stream_settings[0].max_framerate = 30;
stream_settings[0].min_bitrate_bps = 50000;
stream_settings[0].target_bitrate_bps = stream_settings[0].max_bitrate_bps =
150000;
stream_settings[0].max_qp = 56;
stream_settings[1].width = 640;
stream_settings[1].height = 360;
stream_settings[1].max_framerate = 30;
stream_settings[1].min_bitrate_bps = 200000;
stream_settings[1].target_bitrate_bps = stream_settings[1].max_bitrate_bps =
450000;
stream_settings[1].max_qp = 56;
stream_settings[2].width = 1280;
stream_settings[2].height = 720;
stream_settings[2].max_framerate = 30;
stream_settings[2].min_bitrate_bps = 700000;
stream_settings[2].target_bitrate_bps = stream_settings[2].max_bitrate_bps =
1500000;
stream_settings[2].max_qp = 56;
VideoSendStream::Config::EncoderSettings settings;
for (size_t i = 0; i < num_streams; ++i)
settings.streams.push_back(stream_settings[i]);
settings.encoder = encoder;
settings.payload_name = payload_name;
settings.payload_type = payload_type;
return settings;
}
VideoCodec CreateDecoderVideoCodec(
const VideoSendStream::Config::EncoderSettings& settings) {
assert(settings.streams.size() > 0);
VideoCodec codec;
memset(&codec, 0, sizeof(codec));
codec.plType = settings.payload_type;
strcpy(codec.plName, settings.payload_name.c_str());
codec.codecType =
(settings.payload_name == "VP8" ? kVideoCodecVP8 : kVideoCodecGeneric);
if (codec.codecType == kVideoCodecVP8) {
codec.codecSpecific.VP8.resilience = kResilientStream;
codec.codecSpecific.VP8.numberOfTemporalLayers = 1;
codec.codecSpecific.VP8.denoisingOn = true;
codec.codecSpecific.VP8.errorConcealmentOn = false;
codec.codecSpecific.VP8.automaticResizeOn = false;
codec.codecSpecific.VP8.frameDroppingOn = true;
codec.codecSpecific.VP8.keyFrameInterval = 3000;
}
codec.minBitrate = settings.streams[0].min_bitrate_bps / 1000;
for (size_t i = 0; i < settings.streams.size(); ++i) {
const VideoStream& stream = settings.streams[i];
if (stream.width > codec.width)
codec.width = static_cast<unsigned short>(stream.width);
if (stream.height > codec.height)
codec.height = static_cast<unsigned short>(stream.height);
if (static_cast<unsigned int>(stream.min_bitrate_bps / 1000) <
codec.minBitrate)
codec.minBitrate =
static_cast<unsigned int>(stream.min_bitrate_bps / 1000);
codec.maxBitrate += stream.max_bitrate_bps / 1000;
if (static_cast<unsigned int>(stream.max_qp) > codec.qpMax)
codec.qpMax = static_cast<unsigned int>(stream.max_qp);
}
if (codec.minBitrate < kViEMinCodecBitrate)
codec.minBitrate = kViEMinCodecBitrate;
if (codec.maxBitrate < kViEMinCodecBitrate)
codec.maxBitrate = kViEMinCodecBitrate;
codec.startBitrate = 300;
if (codec.startBitrate < codec.minBitrate)
codec.startBitrate = codec.minBitrate;
if (codec.startBitrate > codec.maxBitrate)
codec.startBitrate = codec.maxBitrate;
return codec;
}
} // namespace test
} // namespace webrtc
|
