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Diffstat (limited to 'pd/portaudio/pa_common/pa_process.h')
| -rw-r--r-- | pd/portaudio/pa_common/pa_process.h | 203 |
1 files changed, 0 insertions, 203 deletions
diff --git a/pd/portaudio/pa_common/pa_process.h b/pd/portaudio/pa_common/pa_process.h deleted file mode 100644 index 47bc0d70..00000000 --- a/pd/portaudio/pa_common/pa_process.h +++ /dev/null @@ -1,203 +0,0 @@ -#ifndef PA_PROCESS_H -#define PA_PROCESS_H -/* - * $Id: pa_process.h,v 1.1.2.16 2002/10/26 05:33:29 rossbencina Exp $ - * Portable Audio I/O Library callback buffer processing adapters - * - * Based on the Open Source API proposed by Ross Bencina - * Copyright (c) 1999-2002 Phil Burk, Ross Bencina - * - * Permission is hereby granted, free of charge, to any person obtaining - * a copy of this software and associated documentation files - * (the "Software"), to deal in the Software without restriction, - * including without limitation the rights to use, copy, modify, merge, - * publish, distribute, sublicense, and/or sell copies of the Software, - * and to permit persons to whom the Software is furnished to do so, - * subject to the following conditions: - * - * The above copyright notice and this permission notice shall be - * included in all copies or substantial portions of the Software. - * - * Any person wishing to distribute modifications to the Software is - * requested to send the modifications to the original developer so that - * they can be incorporated into the canonical version. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, - * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. - * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR - * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF - * CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION - * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - */ - -#include "portaudio.h" -#include "pa_converters.h" -#include "pa_dither.h" - -#ifdef __cplusplus -extern "C" -{ -#endif /* __cplusplus */ - -/** @file - - @todo finish documentation for the buffer processor -*/ - -typedef enum { - paUtilFixedHostBufferSize, - paUtilBoundedHostBufferSize, - paUtilUnknownHostBufferSize, - paUtilVariableHostBufferSizePartialUsageAllowed, /**< the only mode where process() may not consume the whole buffer */ -}PaUtilHostBufferSizeMode; - - -typedef struct PaUtilChannelDescriptor{ - void *data; - unsigned int stride; -}PaUtilChannelDescriptor; - - -typedef struct { - unsigned long framesPerUserBuffer; - unsigned long framesPerHostBuffer; - - PaUtilHostBufferSizeMode hostBufferSizeMode; - int useNonAdaptingProcess; - unsigned long framesPerTempBuffer; - - unsigned int inputChannelCount; - unsigned int bytesPerHostInputSample; - unsigned int bytesPerUserInputSample; - int userInputIsInterleaved; - PaUtilConverter *inputConverter; - - unsigned int outputChannelCount; - unsigned int bytesPerHostOutputSample; - unsigned int bytesPerUserOutputSample; - int userOutputIsInterleaved; - PaUtilConverter *outputConverter; - - void *tempInputBuffer; /**< used for slips, block adaption, and conversion. */ - void **tempInputBufferPtrs; /**< storage for non-interleaved buffer pointers, NULL for interleaved user input */ - unsigned long framesInTempInputBuffer; /**< frames remaining in input buffer from previous adaption iteration */ - - void *tempOutputBuffer; /**< used for slips, block adaption, and conversion. */ - void **tempOutputBufferPtrs; /**< storage for non-interleaved buffer pointers, NULL for interleaved user output */ - unsigned long framesInTempOutputBuffer; /**< frames remaining in input buffer from previous adaption iteration */ - - PaStreamCallbackTimeInfo *timeInfo; - - unsigned long hostInputFrameCount[2]; - PaUtilChannelDescriptor *hostInputChannels[2]; - unsigned long hostOutputFrameCount[2]; - PaUtilChannelDescriptor *hostOutputChannels[2]; - - PaUtilTriangularDitherGenerator ditherGenerator; - - double samplePeriod; - - PaStreamCallback *streamCallback; - void *userData; -} PaUtilBufferProcessor; - - -/** - @param framesPerHostBuffer Specifies the number of frames per host buffer - for fixed the fixed buffer size mode, and the maximum number of frames - per host buffer for the bounded host buffer size mode. It is ignored for - the other modes. - - @note The interleave flag is ignored for host buffer formats. Host interleave - is determined by the use of different SetInput and SetOutput functions. -*/ -PaError PaUtil_InitializeBufferProcessor( PaUtilBufferProcessor* bufferProcessor, - int numInputChannels, PaSampleFormat userInputSampleFormat, - PaSampleFormat hostInputSampleFormat, - int numOutputChannels, PaSampleFormat userOutputSampleFormat, - PaSampleFormat hostOutputSampleFormat, - double sampleRate, - PaStreamFlags streamFlags, - unsigned long framesPerUserBuffer, /* 0 indicates don't care */ - unsigned long framesPerHostBuffer, - PaUtilHostBufferSizeMode hostBufferSizeMode, - PaStreamCallback *streamCallback, void *userData ); - - -void PaUtil_TerminateBufferProcessor( PaUtilBufferProcessor* bufferProcessor ); - - -/** - @param timeInfo Timing information for the first sample of the buffer(s) - passed to the buffer processor. The buffer processor may adjust this - information as necessary. -*/ -void PaUtil_BeginBufferProcessing( PaUtilBufferProcessor* bufferProcessor, - PaStreamCallbackTimeInfo* timeInfo ); - -/** returns the number of frames processed */ -unsigned long PaUtil_EndBufferProcessing( PaUtilBufferProcessor* bufferProcessor, int *callbackResult ); - - -/** a 0 frameCount indicates to use the framesPerHostBuffer value passed to init */ -void PaUtil_SetInputFrameCount( PaUtilBufferProcessor* bufferProcessor, - unsigned long frameCount ); - - -void PaUtil_SetInputChannel( PaUtilBufferProcessor* bufferProcessor, - unsigned int channel, void *data, unsigned int stride ); - -/** if channel count is zero use all channels as specified to initialize buffer processor */ -void PaUtil_SetInterleavedInputChannels( PaUtilBufferProcessor* bufferProcessor, - unsigned int firstChannel, void *data, unsigned int channelCount ); - -void PaUtil_SetNonInterleavedInputChannel( PaUtilBufferProcessor* bufferProcessor, - unsigned int channel, void *data ); - - -void PaUtil_Set2ndInputFrameCount( PaUtilBufferProcessor* bufferProcessor, - unsigned long frameCount ); - -void PaUtil_Set2ndInputChannel( PaUtilBufferProcessor* bufferProcessor, - unsigned int channel, void *data, unsigned int stride ); - -/** if channel count is zero use all channels as specified to initialize buffer processor */ -void PaUtil_Set2ndInterleavedInputChannels( PaUtilBufferProcessor* bufferProcessor, - unsigned int firstChannel, void *data, unsigned int channelCount ); - -void PaUtil_Set2ndNonInterleavedInputChannel( PaUtilBufferProcessor* bufferProcessor, - unsigned int channel, void *data ); - -/** a 0 frameCount indicates to use the framesPerHostBuffer value passed to init */ -void PaUtil_SetOutputFrameCount( PaUtilBufferProcessor* bufferProcessor, - unsigned long frameCount ); - -void PaUtil_SetOutputChannel( PaUtilBufferProcessor* bufferProcessor, - unsigned int channel, void *data, unsigned int stride ); - -/** if channel count is zero use all channels as specified to initialize buffer processor */ -void PaUtil_SetInterleavedOutputChannels( PaUtilBufferProcessor* bufferProcessor, - unsigned int firstChannel, void *data, unsigned int channelCount ); - -void PaUtil_SetNonInterleavedOutputChannel( PaUtilBufferProcessor* bufferProcessor, - unsigned int channel, void *data ); - - -void PaUtil_Set2ndOutputFrameCount( PaUtilBufferProcessor* bufferProcessor, - unsigned long frameCount ); - -void PaUtil_Set2ndOutputChannel( PaUtilBufferProcessor* bufferProcessor, - unsigned int channel, void *data, unsigned int stride ); - -/** if channel count is zero use all channels as specified to initialize buffer processor */ -void PaUtil_Set2ndInterleavedOutputChannels( PaUtilBufferProcessor* bufferProcessor, - unsigned int firstChannel, void *data, unsigned int channelCount ); - -void PaUtil_Set2ndNonInterleavedOutputChannel( PaUtilBufferProcessor* bufferProcessor, - unsigned int channel, void *data ); - -#ifdef __cplusplus -} -#endif /* __cplusplus */ -#endif /* PA_PROCESS_H */ |