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83 lines
2.3 KiB
83 lines
2.3 KiB
/* |
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Copyright © 2014-2019 by The qTox Project Contributors |
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This file is part of qTox, a Qt-based graphical interface for Tox. |
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qTox is libre software: you can redistribute it and/or modify |
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it under the terms of the GNU General Public License as published by |
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the Free Software Foundation, either version 3 of the License, or |
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(at your option) any later version. |
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qTox is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
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You should have received a copy of the GNU General Public License |
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along with qTox. If not, see <http://www.gnu.org/licenses/>. |
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*/ |
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#ifndef OPENAL2_H |
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#define OPENAL2_H |
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#include "src/audio/iaudiocontrol.h" |
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#include "src/audio/backend/openal.h" |
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#include <atomic> |
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#include <cmath> |
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#include <QMutex> |
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#include <QObject> |
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#include <QTimer> |
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#include <cassert> |
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#include <AL/al.h> |
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#include <AL/alc.h> |
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#include <AL/alext.h> |
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extern "C" |
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{ |
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#include <filter_audio.h> |
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} |
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// needed because Ubuntu 14.04 lacks the AL_SOFT_source_latency extension |
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#ifndef AL_SOFT_source_latency |
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#define AL_SAMPLE_OFFSET_LATENCY_SOFT 0x1200 |
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#define AL_SEC_OFFSET_LATENCY_SOFT 0x1201 |
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extern "C" typedef void(AL_APIENTRY* LPALGETSOURCEDVSOFT)(ALuint, ALenum, const ALdouble*); |
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#endif |
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class OpenAL2 : public OpenAL |
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{ |
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Q_OBJECT |
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public: |
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OpenAL2(); |
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protected: |
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bool initInput(const QString& deviceName) override; |
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bool initOutput(const QString& outDevDescr) override; |
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void cleanupOutput() override; |
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void playMono16SoundCleanup(); |
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void doOutput() override; |
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bool loadOpenALExtensions(ALCdevice* dev); |
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bool initOutputEchoCancel(); |
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void captureSamples(ALCdevice* device, int16_t* buffer, ALCsizei samples) override; |
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private: |
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ALCdevice* alProxyDev; |
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ALCcontext* alProxyContext; |
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ALuint alProxySource; |
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ALuint alProxyBuffer; |
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bool echoCancelSupported = false; |
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Filter_Audio* filterer = nullptr; |
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LPALCLOOPBACKOPENDEVICESOFT alcLoopbackOpenDeviceSOFT = nullptr; |
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LPALCISRENDERFORMATSUPPORTEDSOFT alcIsRenderFormatSupportedSOFT = nullptr; |
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LPALGETSOURCEDVSOFT alGetSourcedvSOFT = nullptr; |
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LPALCRENDERSAMPLESSOFT alcRenderSamplesSOFT = nullptr; |
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}; |
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#endif // OPENAL2_H
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