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Issue 1474533006: Fix bug in calculation of averge queue time in paced sender. (Closed) Base URL: https://chromium.googlesource.com/external/webrtc.git@master
Patch Set: Cleanup Created 5 years ago
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1 /* 1 /*
2 * Copyright (c) 2013 The WebRTC project authors. All Rights Reserved. 2 * Copyright (c) 2013 The WebRTC project authors. All Rights Reserved.
3 * 3 *
4 * Use of this source code is governed by a BSD-style license 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 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 6 * tree. An additional intellectual property rights grant can be found
7 * in the file PATENTS. All contributing project authors may 7 * in the file PATENTS. All contributing project authors may
8 * be found in the AUTHORS file in the root of the source tree. 8 * be found in the AUTHORS file in the root of the source tree.
9 */ 9 */
10 10
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43 config_ = *config; 43 config_ = *config;
44 target_bitrate_kbps_ = config_.startBitrate; 44 target_bitrate_kbps_ = config_.startBitrate;
45 return 0; 45 return 0;
46 } 46 }
47 47
48 int32_t FakeEncoder::Encode(const VideoFrame& input_image, 48 int32_t FakeEncoder::Encode(const VideoFrame& input_image,
49 const CodecSpecificInfo* codec_specific_info, 49 const CodecSpecificInfo* codec_specific_info,
50 const std::vector<FrameType>* frame_types) { 50 const std::vector<FrameType>* frame_types) {
51 assert(config_.maxFramerate > 0); 51 assert(config_.maxFramerate > 0);
52 int64_t time_since_last_encode_ms = 1000 / config_.maxFramerate; 52 int64_t time_since_last_encode_ms = 1000 / config_.maxFramerate;
53 if (time_since_last_encode_ms > 1000 / config_.maxFramerate) {
stefan-webrtc 2015/11/25 18:14:22 I don't think this does much... :) You probably w
sprang_webrtc 2015/11/25 19:40:42 Oops. Done.
54 // Rudimentary check to make sure we don't widely overshoot bitrate target
55 // when resuming encoding after a suspension.
56 time_since_last_encode_ms = 3 * 1000 / config_.maxFramerate;
57 }
53 int64_t time_now_ms = clock_->TimeInMilliseconds(); 58 int64_t time_now_ms = clock_->TimeInMilliseconds();
54 const bool first_encode = last_encode_time_ms_ == 0; 59 const bool first_encode = last_encode_time_ms_ == 0;
55 if (!first_encode) { 60 if (!first_encode) {
56 // For all frames but the first we can estimate the display time by looking 61 // For all frames but the first we can estimate the display time by looking
57 // at the display time of the previous frame. 62 // at the display time of the previous frame.
58 time_since_last_encode_ms = time_now_ms - last_encode_time_ms_; 63 time_since_last_encode_ms = time_now_ms - last_encode_time_ms_;
59 } 64 }
60 65
61 size_t bits_available = 66 size_t bits_available =
62 static_cast<size_t>(target_bitrate_kbps_ * time_since_last_encode_ms); 67 static_cast<size_t>(target_bitrate_kbps_ * time_since_last_encode_ms);
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188 delay_ms_(delay_ms) {} 193 delay_ms_(delay_ms) {}
189 194
190 int32_t DelayedEncoder::Encode(const VideoFrame& input_image, 195 int32_t DelayedEncoder::Encode(const VideoFrame& input_image,
191 const CodecSpecificInfo* codec_specific_info, 196 const CodecSpecificInfo* codec_specific_info,
192 const std::vector<FrameType>* frame_types) { 197 const std::vector<FrameType>* frame_types) {
193 SleepMs(delay_ms_); 198 SleepMs(delay_ms_);
194 return FakeEncoder::Encode(input_image, codec_specific_info, frame_types); 199 return FakeEncoder::Encode(input_image, codec_specific_info, frame_types);
195 } 200 }
196 } // namespace test 201 } // namespace test
197 } // namespace webrtc 202 } // namespace webrtc
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