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| 1 /* | 1 /* |
| 2 * Copyright (c) 2015 The WebRTC project authors. All Rights Reserved. | 2 * Copyright (c) 2015 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 */ |
| 11 | 11 |
| 12 #include "webrtc/sdk/objc/Framework/Classes/h264_video_toolbox_encoder.h" | 12 #include "webrtc/sdk/objc/Framework/Classes/VideoToolbox/encoder.h" |
| 13 | 13 |
| 14 #include <memory> | 14 #include <memory> |
| 15 #include <string> | 15 #include <string> |
| 16 #include <vector> | 16 #include <vector> |
| 17 | 17 |
| 18 #if defined(WEBRTC_IOS) | 18 #if defined(WEBRTC_IOS) |
| 19 #import "WebRTC/UIDevice+RTCDevice.h" | 19 #import "WebRTC/UIDevice+RTCDevice.h" |
| 20 #include "RTCUIApplication.h" | 20 #include "Common/RTCUIApplication.h" |
| 21 #endif | 21 #endif |
| 22 #include "libyuv/convert_from.h" | 22 #include "libyuv/convert_from.h" |
| 23 #include "webrtc/base/checks.h" | 23 #include "webrtc/base/checks.h" |
| 24 #include "webrtc/base/logging.h" | 24 #include "webrtc/base/logging.h" |
| 25 #include "webrtc/common_video/h264/profile_level_id.h" | 25 #include "webrtc/common_video/h264/profile_level_id.h" |
| 26 #include "webrtc/sdk/objc/Framework/Classes/corevideo_frame_buffer.h" | 26 #include "webrtc/sdk/objc/Framework/Classes/Video/corevideo_frame_buffer.h" |
| 27 #include "webrtc/sdk/objc/Framework/Classes/h264_video_toolbox_nalu.h" | 27 #include "webrtc/sdk/objc/Framework/Classes/VideoToolbox/nalu_rewriter.h" |
| 28 #include "webrtc/system_wrappers/include/clock.h" | 28 #include "webrtc/system_wrappers/include/clock.h" |
| 29 | 29 |
| 30 namespace internal { | 30 namespace internal { |
| 31 | 31 |
| 32 // The ratio between kVTCompressionPropertyKey_DataRateLimits and | 32 // The ratio between kVTCompressionPropertyKey_DataRateLimits and |
| 33 // kVTCompressionPropertyKey_AverageBitRate. The data rate limit is set higher | 33 // kVTCompressionPropertyKey_AverageBitRate. The data rate limit is set higher |
| 34 // than the average bit rate to avoid undershooting the target. | 34 // than the average bit rate to avoid undershooting the target. |
| 35 const float kLimitToAverageBitRateFactor = 1.5f; | 35 const float kLimitToAverageBitRateFactor = 1.5f; |
| 36 // These thresholds deviate from the default h264 QP thresholds, as they | 36 // These thresholds deviate from the default h264 QP thresholds, as they |
| 37 // have been found to work better on devices that support VideoToolbox | 37 // have been found to work better on devices that support VideoToolbox |
| (...skipping 699 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
| 737 } | 737 } |
| 738 bitrate_adjuster_.Update(frame._length); | 738 bitrate_adjuster_.Update(frame._length); |
| 739 } | 739 } |
| 740 | 740 |
| 741 VideoEncoder::ScalingSettings H264VideoToolboxEncoder::GetScalingSettings() | 741 VideoEncoder::ScalingSettings H264VideoToolboxEncoder::GetScalingSettings() |
| 742 const { | 742 const { |
| 743 return VideoEncoder::ScalingSettings(true, internal::kLowH264QpThreshold, | 743 return VideoEncoder::ScalingSettings(true, internal::kLowH264QpThreshold, |
| 744 internal::kHighH264QpThreshold); | 744 internal::kHighH264QpThreshold); |
| 745 } | 745 } |
| 746 } // namespace webrtc | 746 } // namespace webrtc |
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