xref: /aosp_15_r20/external/openscreen/cast/standalone_sender/constants.h (revision 3f982cf4871df8771c9d4abe6e9a6f8d829b2736)
1*3f982cf4SFabien Sanglard // Copyright 2020 The Chromium Authors. All rights reserved.
2*3f982cf4SFabien Sanglard // Use of this source code is governed by a BSD-style license that can be
3*3f982cf4SFabien Sanglard // found in the LICENSE file.
4*3f982cf4SFabien Sanglard 
5*3f982cf4SFabien Sanglard #ifndef CAST_STANDALONE_SENDER_CONSTANTS_H_
6*3f982cf4SFabien Sanglard #define CAST_STANDALONE_SENDER_CONSTANTS_H_
7*3f982cf4SFabien Sanglard 
8*3f982cf4SFabien Sanglard #include "util/chrono_helpers.h"
9*3f982cf4SFabien Sanglard 
10*3f982cf4SFabien Sanglard namespace openscreen {
11*3f982cf4SFabien Sanglard namespace cast {
12*3f982cf4SFabien Sanglard 
13*3f982cf4SFabien Sanglard // How often should the congestion control logic re-evaluate the target encode
14*3f982cf4SFabien Sanglard // bitrates?
15*3f982cf4SFabien Sanglard constexpr milliseconds kCongestionCheckInterval{500};
16*3f982cf4SFabien Sanglard 
17*3f982cf4SFabien Sanglard // Above what available bandwidth should the high-quality audio bitrate be used?
18*3f982cf4SFabien Sanglard constexpr int kHighBandwidthThreshold = 5 << 20;  // 5 Mbps.
19*3f982cf4SFabien Sanglard 
20*3f982cf4SFabien Sanglard // How often should the file position (media timestamp) be updated on the
21*3f982cf4SFabien Sanglard // console?
22*3f982cf4SFabien Sanglard constexpr milliseconds kConsoleUpdateInterval{100};
23*3f982cf4SFabien Sanglard 
24*3f982cf4SFabien Sanglard // What is the default maximum bitrate setting?
25*3f982cf4SFabien Sanglard constexpr int kDefaultMaxBitrate = 5 << 20;  // 5 Mbps.
26*3f982cf4SFabien Sanglard 
27*3f982cf4SFabien Sanglard // What is the minimum amount of bandwidth required?
28*3f982cf4SFabien Sanglard constexpr int kMinRequiredBitrate = 384 << 10;  // 384 kbps.
29*3f982cf4SFabien Sanglard 
30*3f982cf4SFabien Sanglard }  // namespace cast
31*3f982cf4SFabien Sanglard }  // namespace openscreen
32*3f982cf4SFabien Sanglard 
33*3f982cf4SFabien Sanglard #endif  // CAST_STANDALONE_SENDER_CONSTANTS_H_
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