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Diffstat (limited to 'gr-audio-osx/src/audio_osx_source.h')
| -rw-r--r-- | gr-audio-osx/src/audio_osx_source.h | 132 |
1 files changed, 0 insertions, 132 deletions
diff --git a/gr-audio-osx/src/audio_osx_source.h b/gr-audio-osx/src/audio_osx_source.h deleted file mode 100644 index e8df47b16..000000000 --- a/gr-audio-osx/src/audio_osx_source.h +++ /dev/null @@ -1,132 +0,0 @@ -/* -*- c++ -*- */ -/* - * Copyright 2006,2010 Free Software Foundation, Inc. - * - * This file is part of GNU Radio. - * - * GNU Radio is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 3, or (at your option) - * any later version. - * - * GNU Radio is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with GNU Radio; see the file COPYING. If not, write to - * the Free Software Foundation, Inc., 51 Franklin Street, - * Boston, MA 02110-1301, USA. - */ - -#ifndef INCLUDED_AUDIO_OSX_SOURCE_H -#define INCLUDED_AUDIO_OSX_SOURCE_H - -#include <gr_sync_block.h> -#include <string> -#include <AudioToolbox/AudioToolbox.h> -#include <AudioUnit/AudioUnit.h> -#include <circular_buffer.h> - -class audio_osx_source; -typedef boost::shared_ptr<audio_osx_source> audio_osx_source_sptr; - -audio_osx_source_sptr -audio_osx_make_source (int sample_rate = 44100, - const std::string device_name = "", - bool do_block = true, - int channel_config = -1, - int max_sample_count = -1); - -/*! - * \brief audio source using OSX - * - * Input signature is one or two streams of floats. - * Samples must be in the range [-1,1]. - */ - -class audio_osx_source : public gr_sync_block { - friend audio_osx_source_sptr - audio_osx_make_source (int sample_rate, - const std::string device_name, - bool do_block, - int channel_config, - int max_sample_count); - - Float64 d_deviceSampleRate, d_outputSampleRate; - int d_channel_config; - UInt32 d_inputBufferSizeFrames, d_inputBufferSizeBytes; - UInt32 d_outputBufferSizeFrames, d_outputBufferSizeBytes; - UInt32 d_deviceBufferSizeFrames, d_deviceBufferSizeBytes; - UInt32 d_leadSizeFrames, d_leadSizeBytes; - UInt32 d_trailSizeFrames, d_trailSizeBytes; - UInt32 d_extraBufferSizeFrames, d_extraBufferSizeBytes; - UInt32 d_queueSampleCount, d_max_sample_count; - UInt32 d_n_AvailableInputFrames, d_n_ActualInputFrames; - UInt32 d_n_user_channels, d_n_max_channels, d_n_deviceChannels; - bool d_do_block, d_passThrough, d_waiting_for_data; - gruel::mutex* d_internal; - gruel::condition_variable* d_cond_data; - circular_buffer<float>** d_buffers; - -// AudioUnits and Such - AudioUnit d_InputAU; - AudioBufferList* d_InputBuffer; - AudioBufferList* d_OutputBuffer; - AudioConverterRef d_AudioConverter; - -protected: - audio_osx_source (int sample_rate = 44100, - const std::string device_name = "", - bool do_block = true, - int channel_config = -1, - int max_sample_count = -1); - -public: - ~audio_osx_source (); - - bool start (); - bool stop (); - bool IsRunning (); - - bool check_topology (int ninputs, int noutputs); - - int work (int noutput_items, - gr_vector_const_void_star &input_items, - gr_vector_void_star &output_items); - -private: - void SetDefaultInputDeviceAsCurrent (); - - void AllocAudioBufferList (AudioBufferList** t_ABL, - UInt32 n_channels, - UInt32 inputBufferSizeBytes); - - void FreeAudioBufferList (AudioBufferList** t_ABL); - - static OSStatus ConverterCallback (AudioConverterRef inAudioConverter, - UInt32* ioNumberDataPackets, - AudioBufferList* ioData, - AudioStreamPacketDescription** outASPD, - void* inUserData); - - static OSStatus AUInputCallback (void *inRefCon, - AudioUnitRenderActionFlags *ioActionFlags, - const AudioTimeStamp *inTimeStamp, - UInt32 inBusNumber, - UInt32 inNumberFrames, - AudioBufferList *ioData); -#if _OSX_DO_LISTENERS_ - static OSStatus UnitListener (void *inRefCon, - AudioUnit ci, - AudioUnitPropertyID inID, - AudioUnitScope inScope, - AudioUnitElement inElement); - - static OSStatus HardwareListener (AudioHardwarePropertyID inPropertyID, - void *inClientData); -#endif -}; - -#endif /* INCLUDED_AUDIO_OSX_SOURCE_H */ |