gecko-dev/dom/media/webrtc/MediaEnginePrefs.h

101 строка
2.6 KiB
C++

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