diff options
Diffstat (limited to 'pd/portaudio_v18/pa_unix_oss/pa_unix_solaris.c')
| -rw-r--r-- | pd/portaudio_v18/pa_unix_oss/pa_unix_solaris.c | 397 |
1 files changed, 0 insertions, 397 deletions
diff --git a/pd/portaudio_v18/pa_unix_oss/pa_unix_solaris.c b/pd/portaudio_v18/pa_unix_oss/pa_unix_solaris.c deleted file mode 100644 index 1e1846b3..00000000 --- a/pd/portaudio_v18/pa_unix_oss/pa_unix_solaris.c +++ /dev/null @@ -1,397 +0,0 @@ -/* - * PortAudio Portable Real-Time Audio Library - * Latest Version at: http://www.portaudio.com - * Linux OSS Implementation by douglas repetto and Phil Burk - * - * Copyright (c) 1999-2000 Phil Burk - * - * 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. - * - */ - -/* Modification history: - 20020621: Initial cut at Solaris modifications jointly by Sam Bayer - and Augustus Saunders. - 20030206 - Martin Rohrbach - various mods for Solaris - */ - -#define __solaris_native__ - -#include "pa_unix.h" - -/* SAM 6/2/02: Docs say we should include sys/audio.h, but - that doesn't exist pre Solaris 2.8. These headers work fine. */ - -#include <sys/audioio.h> -#include <sys/stropts.h> - -/********************************************************************* - * Try to open the named device. - * If it opens, try to set various rates and formats and fill in - * the device info structure. - */ -PaError Pa_QueryDevice( const char *deviceName, internalPortAudioDevice *pad ) -{ - int result = paHostError; - int tempDevHandle; - int numChannels, maxNumChannels; - int numSampleRates; - int sampleRate; - int numRatesToTry; - int ratesToTry[9] = {96000, 48000, 44100, 32000, 24000, 22050, 16000, 11025, 8000}; - int i; - audio_info_t solaris_info; - audio_device_t device_info; - - /* douglas: - we have to do this querying in a slightly different order. apparently - some sound cards will give you different info based on their settins. - e.g. a card might give you stereo at 22kHz but only mono at 44kHz. - the correct order for OSS is: format, channels, sample rate - - */ - /* - to check a device for it's capabilities, it's probably better to use the - equivalent "-ctl"-descriptor - MR - */ - char devname[strlen(deviceName) + 4]; - if ( (tempDevHandle = open(strcat(strcpy(devname, deviceName), "ctl"), O_WRONLY|O_NONBLOCK)) == -1 ) - { - DBUG(("Pa_QueryDevice: could not open %s\n", deviceName )); - return paHostError; - } - - /* Ask OSS what formats are supported by the hardware. */ - pad->pad_Info.nativeSampleFormats = 0; - AUDIO_INITINFO(&solaris_info); - - /* SAM 12/31/01: Sparc native does mulaw, alaw and PCM. - I think PCM is signed. */ - - for (i = 8; i <= 32; i += 8) { - solaris_info.play.precision = i; - solaris_info.play.encoding = AUDIO_ENCODING_LINEAR; - /* If there are no errors, add the format. */ - if (ioctl(tempDevHandle, AUDIO_SETINFO, &solaris_info) > -1) { - switch (i) { - case 8: - pad->pad_Info.nativeSampleFormats |= paInt8; - break; - case 16: - pad->pad_Info.nativeSampleFormats |= paInt16; - break; - case 24: - pad->pad_Info.nativeSampleFormats |= paInt24; - break; - case 32: - pad->pad_Info.nativeSampleFormats |= paInt32; - break; - } - } - } - - maxNumChannels = 0; - for( numChannels = 1; numChannels <= 16; numChannels++ ) - { - int temp = numChannels; - DBUG(("Pa_QueryDevice: use SNDCTL_DSP_CHANNELS, numChannels = %d\n", numChannels )) - AUDIO_INITINFO(&solaris_info); - solaris_info.play.channels = temp; - if (ioctl(tempDevHandle, AUDIO_SETINFO, &solaris_info) < 0) - { - /* ioctl() failed so bail out if we already have stereo */ - if( numChannels > 2 ) break; - } - else - { - /* ioctl() worked but bail out if it does not support numChannels. - * We don't want to leave gaps in the numChannels supported. - */ - if( (numChannels > 2) && (temp != numChannels) ) break; - DBUG(("Pa_QueryDevice: temp = %d\n", temp )) - if( temp > maxNumChannels ) maxNumChannels = temp; /* Save maximum. */ - } - } - - pad->pad_Info.maxOutputChannels = maxNumChannels; - DBUG(("Pa_QueryDevice: maxNumChannels = %d\n", maxNumChannels)) - - /* FIXME - for now, assume maxInputChannels = maxOutputChannels. - * Eventually do separate queries for O_WRONLY and O_RDONLY - */ - pad->pad_Info.maxInputChannels = pad->pad_Info.maxOutputChannels; - - DBUG(("Pa_QueryDevice: maxInputChannels = %d\n", - pad->pad_Info.maxInputChannels)) - - - /* Determine available sample rates by trying each one and seeing result. - */ - numSampleRates = 0; - - AUDIO_INITINFO(&solaris_info); - - numRatesToTry = sizeof(ratesToTry)/sizeof(int); - for (i = 0; i < numRatesToTry; i++) - { - sampleRate = ratesToTry[i]; - - solaris_info.play.sample_rate = sampleRate; /* AS: We opened for Write, so set play */ - if (ioctl(tempDevHandle, AUDIO_SETINFO, &solaris_info) >= 0 ) /* PLB20010817 */ - { - if (sampleRate == ratesToTry[i]) - { - DBUG(("Pa_QueryDevice: got sample rate: %d\n", sampleRate)) - pad->pad_SampleRates[numSampleRates] = (float)ratesToTry[i]; - numSampleRates++; - } - } - } - - DBUG(("Pa_QueryDevice: final numSampleRates = %d\n", numSampleRates)) - if (numSampleRates==0) /* HP20010922 */ - { - ERR_RPT(("Pa_QueryDevice: no supported sample rate (or SNDCTL_DSP_SPEED ioctl call failed).\n" )); - goto error; - } - - pad->pad_Info.numSampleRates = numSampleRates; - pad->pad_Info.sampleRates = pad->pad_SampleRates; - - /* query for the device name instead of using the filesystem-device - MR */ - if (ioctl(tempDevHandle, AUDIO_GETDEV, &device_info) == -1) { - pad->pad_Info.name = deviceName; - } else { - char *pt = (char *)PaHost_AllocateFastMemory(strlen(device_info.name)); - strcpy(pt, device_info.name); - pad->pad_Info.name = pt; - } - - result = paNoError; - -error: - /* We MUST close the handle here or we won't be able to reopen it later!!! */ - close(tempDevHandle); - - return result; -} - -/*******************************************************************************************/ - -PaError Pa_SetupInputDeviceFormat( int devHandle, int numChannels, int sampleRate ) -{ - audio_info_t solaris_info; - AUDIO_INITINFO(&solaris_info); - - /* Sam Bayer/Bryan George 1/10/02: Various folks have - reported that on Solaris Ultra II, the not-right thing - happens on read unless you make sure the audio device is - flushed. The folks who wrote the Robust Audio Tool say: - + XXX driver issue - on Ultra II's if you don't drain - * the device before reading commences then the device - * reads in blocks of 500ms irrespective of the - * blocksize set. After a minute or so it flips into the - * correct mode, but obviously this is too late to be + * useful for most apps. grrr. - */ - /* AS: And the Solaris man audio pages say you should flush before changing formats - anyway. So there you go. */ - if (Pa_FlushStream(devHandle) != paNoError) - return paHostError; - - solaris_info.record.encoding = AUDIO_ENCODING_LINEAR; - solaris_info.record.sample_rate = sampleRate; - solaris_info.record.precision = 16; - solaris_info.record.channels = numChannels; - - if (ioctl(devHandle, AUDIO_SETINFO, &solaris_info) == -1) - { - ERR_RPT(("Pa_SetupDeviceFormat: could not set audio info\n" )); - return paHostError; - } - - return paNoError; -} - -PaError Pa_SetupOutputDeviceFormat( int devHandle, int numChannels, int sampleRate ) -{ - audio_info_t solaris_info; - AUDIO_INITINFO(&solaris_info); - - /* Sam Bayer/Bryan George 1/10/02: Various folks have - reported that on Solaris Ultra II, the not-right thing - happens on read unless you make sure the audio device is - flushed. The folks who wrote the Robust Audio Tool say: - + XXX driver issue - on Ultra II's if you don't drain - * the device before reading commences then the device - * reads in blocks of 500ms irrespective of the - * blocksize set. After a minute or so it flips into the - * correct mode, but obviously this is too late to be + * useful for most apps. grrr. - */ - /* AS: And the Solaris man audio pages say you should flush before changing formats - anyway. So there you go. */ - if (Pa_FlushStream(devHandle) != paNoError) - return paHostError; - - solaris_info.play.encoding = AUDIO_ENCODING_LINEAR; - solaris_info.play.sample_rate = sampleRate; - solaris_info.play.precision = 16; - solaris_info.play.channels = numChannels; - - if (ioctl(devHandle, AUDIO_SETINFO, &solaris_info) == -1) - { - ERR_RPT(("Pa_SetupDeviceFormat: could not set audio info\n" )); - return paHostError; - } - - return paNoError; -} - -PaError Pa_SetupDeviceFormat( int devHandle, int numChannels, int sampleRate ) -{ - PaError result = paNoError; - - result = Pa_SetupOutputDeviceFormat(devHandle, numChannels, sampleRate); - if (result != paNoError) - return result; - return Pa_SetupInputDeviceFormat(devHandle, numChannels, sampleRate); -} - -/******************************************************************************************* -** Set number of fragments and size of fragments to achieve desired latency. -*/ - -static PaError Pa_Unpause(int devHandle); -static PaError Pa_PauseAndFlush(int devHandle); - -void Pa_SetLatency( int devHandle, int numBuffers, int framesPerBuffer, int channelsPerFrame ) -{ - int bufferSize; - audio_info_t solaris_info; - - /* Increase size of buffers and reduce number of buffers to reduce latency inside driver. */ - while( numBuffers > 8 ) - { - numBuffers = (numBuffers + 1) >> 1; - framesPerBuffer = framesPerBuffer << 1; - } - - /* calculate size of buffers in bytes */ - bufferSize = framesPerBuffer * channelsPerFrame * sizeof(short); /* FIXME - other sizes? */ - - DBUG(("Pa_SetLatency: numBuffers = %d, framesPerBuffer = %d\n", - numBuffers, framesPerBuffer)); - - /* SAM 6/6/02: Documentation says to pause and flush before - changing buffer size. */ - - if (Pa_PauseAndFlush(devHandle) != paNoError) { - ERR_RPT(("Pa_SetLatency: could not pause audio\n" )); - return; - } - - AUDIO_INITINFO(&solaris_info); - - /* AS: Doesn't look like solaris has multiple buffers, - so I'm being conservative and - making one buffer. Might not be what we want... */ - - solaris_info.play.buffer_size = solaris_info.record.buffer_size = bufferSize; - - if (ioctl(devHandle, AUDIO_SETINFO, &solaris_info) == -1) - { - ERR_RPT(("Pa_SetLatency: could not set audio info\n" )); - } - Pa_Unpause(devHandle); -} - -/***********************************************************************/ -PaTimestamp Pa_StreamTime( PortAudioStream *stream ) -{ - internalPortAudioStream *past = (internalPortAudioStream *) stream; - PaHostSoundControl *pahsc; - audio_info_t solaris_info; - - if( past == NULL ) return paBadStreamPtr; - - pahsc = (PaHostSoundControl *) past->past_DeviceData; - - ioctl(pahsc->pahsc_OutputHandle, AUDIO_GETINFO, &solaris_info); - return solaris_info.play.samples; -} - -void Pa_UpdateStreamTime(PaHostSoundControl *pahsc) -{ - /* AS: Don't need to do anytying for this under Solaris.*/ -} - -static PaError Pa_PauseAndFlush(int devHandle) -{ - audio_info_t solaris_info; - AUDIO_INITINFO(&solaris_info); - - solaris_info.play.pause = solaris_info.record.pause = 1; - - if (ioctl(devHandle, AUDIO_SETINFO, &solaris_info) == -1) - { - ERR_RPT(("Pa_FlushStream failed.\n")); - return paHostError; - } - - if (ioctl(devHandle, I_FLUSH, FLUSHRW) == -1) - { - ERR_RPT(("Pa_FlushStream failed.\n")); - - /* Unpause! */ - AUDIO_INITINFO(&solaris_info); - solaris_info.play.pause = solaris_info.record.pause = 0; - ioctl(devHandle, AUDIO_SETINFO, &solaris_info); - - return paHostError; - } - return paNoError; -} - -static PaError Pa_Unpause(int devHandle) -{ - audio_info_t solaris_info; - AUDIO_INITINFO(&solaris_info); - - solaris_info.play.pause = solaris_info.record.pause = 0; - - if (ioctl(devHandle, AUDIO_SETINFO, &solaris_info) == -1) - { - ERR_RPT(("Pa_FlushStream failed.\n")); - return paHostError; - } - - return paNoError; -} - -PaError Pa_FlushStream(int devHandle) -{ - PaError res = Pa_PauseAndFlush(devHandle); - if (res == paNoError) - return Pa_Unpause(devHandle); - else return res; -} |