108 lines
3.4 KiB
C++
108 lines
3.4 KiB
C++
// Copyright (c) 2005-2007, Rodrigo Braz Monteiro
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are met:
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//
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// * Redistributions of source code must retain the above copyright notice,
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// this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above copyright notice,
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// this list of conditions and the following disclaimer in the documentation
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// and/or other materials provided with the distribution.
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// * Neither the name of the Aegisub Group nor the names of its contributors
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// may be used to endorse or promote products derived from this software
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// without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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// POSSIBILITY OF SUCH DAMAGE.
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//
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// -----------------------------------------------------------------------------
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//
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// AEGISUB
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//
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// Website: http://aegisub.cellosoft.com
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// Contact: mailto:zeratul@cellosoft.com
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//
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#ifdef WITH_PORTAUDIO
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///////////
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// Headers
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#include "include/aegisub/audio_player.h"
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#include "include/aegisub/audio_provider.h"
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#include "utils.h"
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extern "C" {
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#include <portaudio.h>
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}
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////////////////////
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// Portaudio player
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class PortAudioPlayer : public AudioPlayer {
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private:
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static int pa_refcount;
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wxMutex PAMutex;
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volatile bool stopping;
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//bool softStop;
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bool playing;
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float volume;
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volatile int64_t playPos;
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volatile int64_t startPos;
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volatile int64_t endPos;
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void *stream;
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PaTimestamp paStart;
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volatile int64_t realPlayPos;
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#ifndef HAVE_PA_GETSTREAMTIME
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static int paCallback(void *inputBuffer, void *outputBuffer, unsigned long framesPerBuffer, PaTimestamp outTime, void *userData);
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#else
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static int paCallback(const void *inputBuffer, void *outputBuffer,
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unsigned long framesPerBuffer,
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const PaStreamCallbackTimeInfo *timei,
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PaStreamCallbackFlags flags, void *userData);
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#endif
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public:
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PortAudioPlayer();
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~PortAudioPlayer();
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void OpenStream();
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void CloseStream();
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void Play(int64_t start,int64_t count);
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void Stop(bool timerToo=true);
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bool IsPlaying() { return playing; }
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int64_t GetStartPosition() { return startPos; }
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int64_t GetEndPosition() { return endPos; }
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int64_t GetCurrentPosition() { return realPlayPos; }
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void SetEndPosition(int64_t pos) { endPos = pos; }
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void SetCurrentPosition(int64_t pos) { playPos = pos; realPlayPos = pos; }
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void SetVolume(double vol) { volume = vol; }
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double GetVolume() { return volume; }
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wxMutex *GetMutex() { return &PAMutex; }
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};
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///////////
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// Factory
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class PortAudioPlayerFactory : public AudioPlayerFactory {
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public:
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AudioPlayer *CreatePlayer() { return new PortAudioPlayer(); }
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};
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#endif
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