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6a8f30e5a3
This allows to control inter-layer prediction at encoding VP9 SVC. There are three options: 1. Disabled. 2. Enabled for all pictures. 3. Enabled for key pictures, disabled for others. Inter-layer prediction is enabled for all pictures by default. Bug: none Change-Id: I49fe43d8744c92bec349d815100ba158519f0664 Reviewed-on: https://webrtc-review.googlesource.com/71500 Reviewed-by: Karl Wiberg <kwiberg@webrtc.org> Reviewed-by: Rasmus Brandt <brandtr@webrtc.org> Commit-Queue: Sergey Silkin <ssilkin@webrtc.org> Cr-Commit-Position: refs/heads/master@{#23049}
104 lines
3.1 KiB
C++
104 lines
3.1 KiB
C++
/*
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* Copyright (c) 2017 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#include "api/video_codecs/video_encoder.h"
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namespace webrtc {
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// TODO(mflodman): Add default complexity for VP9 and VP9.
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VideoCodecVP8 VideoEncoder::GetDefaultVp8Settings() {
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VideoCodecVP8 vp8_settings;
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memset(&vp8_settings, 0, sizeof(vp8_settings));
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vp8_settings.numberOfTemporalLayers = 1;
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vp8_settings.denoisingOn = true;
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vp8_settings.automaticResizeOn = false;
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vp8_settings.frameDroppingOn = true;
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vp8_settings.keyFrameInterval = 3000;
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return vp8_settings;
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}
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VideoCodecVP9 VideoEncoder::GetDefaultVp9Settings() {
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VideoCodecVP9 vp9_settings;
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memset(&vp9_settings, 0, sizeof(vp9_settings));
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vp9_settings.numberOfTemporalLayers = 1;
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vp9_settings.denoisingOn = true;
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vp9_settings.frameDroppingOn = true;
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vp9_settings.keyFrameInterval = 3000;
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vp9_settings.adaptiveQpMode = true;
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vp9_settings.automaticResizeOn = true;
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vp9_settings.numberOfSpatialLayers = 1;
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vp9_settings.flexibleMode = false;
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vp9_settings.interLayerPred = InterLayerPredMode::kOn;
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return vp9_settings;
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}
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VideoCodecH264 VideoEncoder::GetDefaultH264Settings() {
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VideoCodecH264 h264_settings;
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memset(&h264_settings, 0, sizeof(h264_settings));
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h264_settings.frameDroppingOn = true;
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h264_settings.keyFrameInterval = 3000;
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h264_settings.spsData = nullptr;
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h264_settings.spsLen = 0;
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h264_settings.ppsData = nullptr;
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h264_settings.ppsLen = 0;
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h264_settings.profile = H264::kProfileConstrainedBaseline;
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return h264_settings;
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}
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VideoEncoder::ScalingSettings::ScalingSettings() = default;
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VideoEncoder::ScalingSettings::ScalingSettings(KOff) : ScalingSettings() {}
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VideoEncoder::ScalingSettings::ScalingSettings(int low, int high)
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: thresholds(QpThresholds(low, high)) {}
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VideoEncoder::ScalingSettings::ScalingSettings(int low,
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int high,
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int min_pixels)
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: thresholds(QpThresholds(low, high)), min_pixels_per_frame(min_pixels) {}
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VideoEncoder::ScalingSettings::ScalingSettings(const ScalingSettings&) =
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default;
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VideoEncoder::ScalingSettings::~ScalingSettings() {}
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// static
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constexpr VideoEncoder::ScalingSettings::KOff
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VideoEncoder::ScalingSettings::kOff;
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int32_t VideoEncoder::SetRates(uint32_t bitrate, uint32_t framerate) {
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RTC_NOTREACHED() << "SetRate(uint32_t, uint32_t) is deprecated.";
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return -1;
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}
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int32_t VideoEncoder::SetRateAllocation(
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const VideoBitrateAllocation& allocation,
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uint32_t framerate) {
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return SetRates(allocation.get_sum_kbps(), framerate);
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}
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VideoEncoder::ScalingSettings VideoEncoder::GetScalingSettings() const {
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return ScalingSettings::kOff;
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}
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bool VideoEncoder::SupportsNativeHandle() const {
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return false;
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}
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const char* VideoEncoder::ImplementationName() const {
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return "unknown";
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}
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} // namespace webrtc
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