зеркало из https://github.com/mozilla/gecko-dev.git
96 строки
2.4 KiB
C
96 строки
2.4 KiB
C
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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef MediaEnginePrefs_h
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#define MediaEnginePrefs_h
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namespace mozilla {
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/**
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* Video source and friends.
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*/
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class MediaEnginePrefs {
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public:
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static const int DEFAULT_VIDEO_FPS = 30;
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static const int DEFAULT_43_VIDEO_WIDTH = 640;
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static const int DEFAULT_43_VIDEO_HEIGHT = 480;
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static const int DEFAULT_169_VIDEO_WIDTH = 1280;
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static const int DEFAULT_169_VIDEO_HEIGHT = 720;
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MediaEnginePrefs()
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: mWidth(0)
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, mHeight(0)
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, mFPS(0)
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, mFreq(0)
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, mAecOn(false)
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, mAgcOn(false)
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, mNoiseOn(false)
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, mAec(0)
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, mAgc(0)
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, mNoise(0)
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, mFullDuplex(false)
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, mExtendedFilter(false)
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, mDelayAgnostic(false)
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, mFakeDeviceChangeEventOn(false)
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, mChannels(0)
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{}
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int32_t mWidth;
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int32_t mHeight;
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int32_t mFPS;
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int32_t mFreq; // for test tones (fake:true)
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bool mAecOn;
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bool mAgcOn;
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bool mNoiseOn;
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int32_t mAec;
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int32_t mAgc;
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int32_t mNoise;
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bool mFullDuplex;
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bool mExtendedFilter;
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bool mDelayAgnostic;
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bool mFakeDeviceChangeEventOn;
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int32_t mChannels;
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// mWidth and/or mHeight may be zero (=adaptive default), so use functions.
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int32_t GetWidth(bool aHD = false) const {
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return mWidth? mWidth : (mHeight?
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(mHeight * GetDefWidth(aHD)) / GetDefHeight(aHD) :
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GetDefWidth(aHD));
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}
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int32_t GetHeight(bool aHD = false) const {
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return mHeight? mHeight : (mWidth?
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(mWidth * GetDefHeight(aHD)) / GetDefWidth(aHD) :
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GetDefHeight(aHD));
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}
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private:
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static int32_t GetDefWidth(bool aHD = false) {
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// It'd be nice if we could use the ternary operator here, but we can't
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// because of bug 1002729.
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if (aHD) {
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return DEFAULT_169_VIDEO_WIDTH;
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}
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return DEFAULT_43_VIDEO_WIDTH;
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}
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static int32_t GetDefHeight(bool aHD = false) {
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// It'd be nice if we could use the ternary operator here, but we can't
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// because of bug 1002729.
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if (aHD) {
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return DEFAULT_169_VIDEO_HEIGHT;
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}
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return DEFAULT_43_VIDEO_HEIGHT;
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}
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};
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} // namespace mozilla
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#endif // MediaEnginePrefs_h
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