1 /*
2 * Copyright (c) 2017 The WebRTC project authors. All Rights Reserved.
3 *
4 * Use of this source code is governed by a BSD-style license
5 * that can be found in the LICENSE file in the root of the source
6 * tree. An additional intellectual property rights grant can be found
7 * in the file PATENTS. All contributing project authors may
8 * be found in the AUTHORS file in the root of the source tree.
9 */
10
11 #include "call/video_send_stream.h"
12
13 #include <utility>
14
15 #include "api/crypto/frame_encryptor_interface.h"
16 #include "rtc_base/strings/string_builder.h"
17
18 namespace webrtc {
19
20 namespace {
21
StreamTypeToString(VideoSendStream::StreamStats::StreamType type)22 const char* StreamTypeToString(VideoSendStream::StreamStats::StreamType type) {
23 switch (type) {
24 case VideoSendStream::StreamStats::StreamType::kMedia:
25 return "media";
26 case VideoSendStream::StreamStats::StreamType::kRtx:
27 return "rtx";
28 case VideoSendStream::StreamStats::StreamType::kFlexfec:
29 return "flexfec";
30 }
31 }
32
33 } // namespace
34
35 VideoSendStream::StreamStats::StreamStats() = default;
36 VideoSendStream::StreamStats::~StreamStats() = default;
37
ToString() const38 std::string VideoSendStream::StreamStats::ToString() const {
39 char buf[1024];
40 rtc::SimpleStringBuilder ss(buf);
41 ss << "type: " << StreamTypeToString(type);
42 if (referenced_media_ssrc.has_value())
43 ss << " (for: " << referenced_media_ssrc.value() << ")";
44 ss << ", ";
45 ss << "width: " << width << ", ";
46 ss << "height: " << height << ", ";
47 ss << "key: " << frame_counts.key_frames << ", ";
48 ss << "delta: " << frame_counts.delta_frames << ", ";
49 ss << "total_bps: " << total_bitrate_bps << ", ";
50 ss << "retransmit_bps: " << retransmit_bitrate_bps << ", ";
51 ss << "avg_delay_ms: " << avg_delay_ms << ", ";
52 ss << "max_delay_ms: " << max_delay_ms << ", ";
53 ss << "cum_loss: " << rtcp_stats.packets_lost << ", ";
54 ss << "max_ext_seq: " << rtcp_stats.extended_highest_sequence_number << ", ";
55 ss << "nack: " << rtcp_packet_type_counts.nack_packets << ", ";
56 ss << "fir: " << rtcp_packet_type_counts.fir_packets << ", ";
57 ss << "pli: " << rtcp_packet_type_counts.pli_packets;
58 return ss.str();
59 }
60
61 VideoSendStream::Stats::Stats() = default;
62 VideoSendStream::Stats::~Stats() = default;
63
ToString(int64_t time_ms) const64 std::string VideoSendStream::Stats::ToString(int64_t time_ms) const {
65 char buf[2048];
66 rtc::SimpleStringBuilder ss(buf);
67 ss << "VideoSendStream stats: " << time_ms << ", {";
68 ss << "input_fps: " << input_frame_rate << ", ";
69 ss << "encode_fps: " << encode_frame_rate << ", ";
70 ss << "encode_ms: " << avg_encode_time_ms << ", ";
71 ss << "encode_usage_perc: " << encode_usage_percent << ", ";
72 ss << "target_bps: " << target_media_bitrate_bps << ", ";
73 ss << "media_bps: " << media_bitrate_bps << ", ";
74 ss << "suspended: " << (suspended ? "true" : "false") << ", ";
75 ss << "bw_adapted_res: " << (bw_limited_resolution ? "true" : "false")
76 << ", ";
77 ss << "cpu_adapted_res: " << (cpu_limited_resolution ? "true" : "false")
78 << ", ";
79 ss << "bw_adapted_fps: " << (bw_limited_framerate ? "true" : "false") << ", ";
80 ss << "cpu_adapted_fps: " << (cpu_limited_framerate ? "true" : "false")
81 << ", ";
82 ss << "#cpu_adaptations: " << number_of_cpu_adapt_changes << ", ";
83 ss << "#quality_adaptations: " << number_of_quality_adapt_changes;
84 ss << '}';
85 for (const auto& substream : substreams) {
86 if (substream.second.type ==
87 VideoSendStream::StreamStats::StreamType::kMedia) {
88 ss << " {ssrc: " << substream.first << ", ";
89 ss << substream.second.ToString();
90 ss << '}';
91 }
92 }
93 return ss.str();
94 }
95
96 VideoSendStream::Config::Config(const Config&) = default;
97 VideoSendStream::Config::Config(Config&&) = default;
Config(Transport * send_transport)98 VideoSendStream::Config::Config(Transport* send_transport)
99 : rtp(),
100 encoder_settings(VideoEncoder::Capabilities(rtp.lntf.enabled)),
101 send_transport(send_transport) {}
102
103 VideoSendStream::Config& VideoSendStream::Config::operator=(Config&&) = default;
104 VideoSendStream::Config::Config::~Config() = default;
105
ToString() const106 std::string VideoSendStream::Config::ToString() const {
107 char buf[2 * 1024];
108 rtc::SimpleStringBuilder ss(buf);
109 ss << "{encoder_settings: { experiment_cpu_load_estimator: "
110 << (encoder_settings.experiment_cpu_load_estimator ? "on" : "off") << "}}";
111 ss << ", rtp: " << rtp.ToString();
112 ss << ", rtcp_report_interval_ms: " << rtcp_report_interval_ms;
113 ss << ", send_transport: " << (send_transport ? "(Transport)" : "nullptr");
114 ss << ", render_delay_ms: " << render_delay_ms;
115 ss << ", target_delay_ms: " << target_delay_ms;
116 ss << ", suspend_below_min_bitrate: "
117 << (suspend_below_min_bitrate ? "on" : "off");
118 ss << '}';
119 return ss.str();
120 }
121
122 } // namespace webrtc
123