From f952d0d771de6d9b8ecc3cbbe3624203723bbb25 Mon Sep 17 00:00:00 2001 From: marha Date: Thu, 30 Sep 2010 09:49:59 +0000 Subject: xserver libX11 xkeyboard-config git update 30/9/2010 --- xorg-server/hw/xquartz/quartzAudio.c | 658 +++++++++++++++++------------------ 1 file changed, 329 insertions(+), 329 deletions(-) (limited to 'xorg-server/hw/xquartz/quartzAudio.c') diff --git a/xorg-server/hw/xquartz/quartzAudio.c b/xorg-server/hw/xquartz/quartzAudio.c index 708202b5b..d17d65808 100644 --- a/xorg-server/hw/xquartz/quartzAudio.c +++ b/xorg-server/hw/xquartz/quartzAudio.c @@ -1,329 +1,329 @@ -// -// QuartzAudio.m -// -// X Window bell support using CoreAudio or AppKit. -// Greg Parker gparker@cs.stanford.edu 19 Feb 2001 -// -// Info about sine wave sound playback: -// CoreAudio code derived from macosx-dev posting by Tim Wood -// http://www.omnigroup.com/mailman/archive/macosx-dev/2000-May/002004.html -// Smoothing transitions between sounds -// http://www.wam.umd.edu/~mphoenix/dss/dss.html -// -/* - * Copyright (c) 2001 Greg Parker. All Rights Reserved. - * - * 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. - * - * 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 ABOVE LISTED COPYRIGHT HOLDER(S) 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. - * - * Except as contained in this notice, the name(s) of the above copyright - * holders shall not be used in advertising or otherwise to promote the sale, - * use or other dealings in this Software without prior written authorization. - */ - -#include "sanitizedCarbon.h" - -#ifdef HAVE_DIX_CONFIG_H -#include -#endif - -#include "quartzCommon.h" -#include "quartzAudio.h" - -#include -#include -#include - -#include "inputstr.h" -#include -#include - -void NSBeep(void); - -typedef struct QuartzAudioRec { - double frequency; - double amplitude; - - UInt32 curFrame; - UInt32 remainingFrames; - UInt32 totalFrames; - double sampleRate; - UInt32 fadeLength; - - UInt32 bufferByteCount; - Boolean playing; - pthread_mutex_t lock; - - // used to fade out interrupted sound and avoid 'pop' - double prevFrequency; - double prevAmplitude; - UInt32 prevFrame; -} QuartzAudioRec; - -static AudioDeviceID quartzAudioDevice = kAudioDeviceUnknown; -static QuartzAudioRec data; - - -/* - * QuartzAudioEnvelope - * Fade sound in and out to avoid pop. - * Sounds with shorter duration will never reach full amplitude. Deal. - */ -static double QuartzAudioEnvelope( - UInt32 curFrame, - UInt32 totalFrames, - UInt32 fadeLength ) -{ - double fadeFrames = min(fadeLength, totalFrames / 2); - if (fadeFrames < 1) return 0; - - if (curFrame < fadeFrames) { - return curFrame / fadeFrames; - } else if (curFrame > totalFrames - fadeFrames) { - return (totalFrames-curFrame) / fadeFrames; - } else { - return 1.0; - } -} - - -/* - * QuartzFillBuffer - * Fill this buffer with data and update the data position. - * FIXME: this is ugly - */ -static void QuartzFillBuffer( - AudioBuffer *audiobuffer, - QuartzAudioRec *data ) -{ - float *buffer, *b; - unsigned int frame, frameCount; - unsigned int bufferFrameCount; - float multiplier, v; - int i; - - buffer = (float *)audiobuffer->mData; - bufferFrameCount = audiobuffer->mDataByteSize / (sizeof(float) * audiobuffer->mNumberChannels); - - frameCount = min(bufferFrameCount, data->remainingFrames); - - // Fade out previous sine wave, if any. - b = buffer; - if (data->prevFrame) { - multiplier = 2*M_PI*(data->prevFrequency/data->sampleRate); - for (frame = 0; frame < data->fadeLength; frame++) { - v = data->prevAmplitude * - QuartzAudioEnvelope(frame+data->fadeLength, - 2*data->fadeLength, - data->fadeLength) * - sin(multiplier * (data->prevFrame+frame)); - for (i = 0; i < audiobuffer->mNumberChannels; i++) { - *b++ = v; - } - } - // no more prev fade - data->prevFrame = 0; - - // adjust for space eaten by prev fade - b += audiobuffer->mNumberChannels*frame; - bufferFrameCount -= frame; - frameCount = min(bufferFrameCount, data->remainingFrames); - } - - // Write a sine wave with the specified frequency and amplitude - multiplier = 2*M_PI*(data->frequency/data->sampleRate); - for (frame = 0; frame < frameCount; frame++) { - v = data->amplitude * - QuartzAudioEnvelope(data->curFrame+frame, data->totalFrames, - data->fadeLength) * - sin(multiplier * (data->curFrame+frame)); - for (i = 0; i < audiobuffer->mNumberChannels; i++) { - *b++ = v; - } - } - - // Zero out the rest of the buffer, if any - memset(b, 0, sizeof(float) * audiobuffer->mNumberChannels * - (bufferFrameCount-frame)); - - data->curFrame += frameCount; - data->remainingFrames -= frameCount; - if (data->remainingFrames == 0) { - data->playing = FALSE; - data->curFrame = 0; - } -} - - -/* - * QuartzAudioIOProc - * Callback function for audio playback. - * FIXME: use inOutputTime to correct for skipping - */ -static OSStatus -QuartzAudioIOProc( - AudioDeviceID inDevice, - const AudioTimeStamp *inNow, - const AudioBufferList *inInputData, - const AudioTimeStamp *inInputTime, - AudioBufferList *outOutputData, - const AudioTimeStamp *inOutputTime, - void *inClientData ) -{ - QuartzAudioRec *data = (QuartzAudioRec *)inClientData; - int i; - Boolean wasPlaying; - - pthread_mutex_lock(&data->lock); - wasPlaying = data->playing; - for (i = 0; i < outOutputData->mNumberBuffers; i++) { - if (data->playing) { - QuartzFillBuffer(outOutputData->mBuffers+i, data); - } - else { - memset(outOutputData->mBuffers[i].mData, 0, - outOutputData->mBuffers[i].mDataByteSize); - } - } - if (wasPlaying && !data->playing) { - OSStatus err; - err = AudioDeviceStop(inDevice, QuartzAudioIOProc); - if(err != noErr) - fprintf(stderr, "Error stopping audio device: %ld\n", (long int)err); - } - pthread_mutex_unlock(&data->lock); - return 0; -} - - -/* - * DDXRingBell - * Play a tone using the CoreAudio API - */ -void DDXRingBell( - int volume, // volume is % of max - int pitch, // pitch is Hz - int duration ) // duration is milliseconds -{ - if (quartzUseSysBeep) { - if (volume) - NSBeep(); - return; - } - - if (quartzAudioDevice == kAudioDeviceUnknown) return; - - pthread_mutex_lock(&data.lock); - - // fade previous sound, if any - data.prevFrequency = data.frequency; - data.prevAmplitude = data.amplitude; - data.prevFrame = data.curFrame; - - // set new sound - data.frequency = pitch; - data.amplitude = volume / 100.0; - data.curFrame = 0; - data.totalFrames = (int)(data.sampleRate * duration / 1000.0); - data.remainingFrames = data.totalFrames; - - if (! data.playing) { - OSStatus status; - status = AudioDeviceStart(quartzAudioDevice, QuartzAudioIOProc); - if (status) { - ErrorF("DDXRingBell: AudioDeviceStart returned %ld\n", (long)status); - } else { - data.playing = TRUE; - } - } - pthread_mutex_unlock(&data.lock); -} - -/* - * QuartzAudioInit - * Prepare to play the bell with the CoreAudio API - */ -void QuartzAudioInit(void) -{ - UInt32 propertySize; - OSStatus status; - AudioDeviceID outputDevice; - double sampleRate; - AudioObjectPropertyAddress devicePropertyAddress = { kAudioHardwarePropertyDefaultOutputDevice, kAudioObjectPropertyScopeGlobal, kAudioObjectPropertyElementMaster }; - AudioObjectPropertyAddress sampleRatePropertyAddress = { kAudioDevicePropertyNominalSampleRate, kAudioDevicePropertyScopeOutput, kAudioObjectPropertyElementMaster }; - - // Get the default output device - propertySize = sizeof(outputDevice); - status = AudioObjectGetPropertyData(kAudioObjectSystemObject, &devicePropertyAddress, - 0, NULL, - &propertySize, &outputDevice); - if (status) { - ErrorF("QuartzAudioInit: AudioObjectGetPropertyData(output device) returned %ld\n", - (long)status); - return; - } - if (outputDevice == kAudioDeviceUnknown) { - ErrorF("QuartzAudioInit: No audio output devices available.\n"); - return; - } - - // Get the basic device description - sampleRate = 0.; - propertySize = sizeof(sampleRate); - status = AudioObjectGetPropertyData(outputDevice, &sampleRatePropertyAddress, - 0, NULL, - &propertySize, &sampleRate); - if (status) { - ErrorF("QuartzAudioInit: AudioObjectGetPropertyData(sample rate) returned %ld\n", - (long)status); - return; - } - - // Fill in the playback data - data.frequency = 0; - data.amplitude = 0; - data.curFrame = 0; - data.remainingFrames = 0; - data.sampleRate = sampleRate; - // data.bufferByteCount = bufferByteCount; - data.playing = FALSE; - data.prevAmplitude = 0; - data.prevFrame = 0; - data.prevFrequency = 0; - data.fadeLength = data.sampleRate / 200; - pthread_mutex_init(&data.lock, NULL); // fixme error check - - // fixme assert fadeLength= 1050 - { - AudioDeviceIOProcID sInputIOProcID = NULL; - status = AudioDeviceCreateIOProcID( outputDevice, QuartzAudioIOProc, &data, &sInputIOProcID ); - } -#else - status = AudioDeviceAddIOProc(outputDevice, QuartzAudioIOProc, &data); -#endif - if (status) { - ErrorF("QuartzAudioInit: AddIOProc returned %ld\n", (long)status); - return; - } - - // success! - quartzAudioDevice = outputDevice; -} +// +// QuartzAudio.m +// +// X Window bell support using CoreAudio or AppKit. +// Greg Parker gparker@cs.stanford.edu 19 Feb 2001 +// +// Info about sine wave sound playback: +// CoreAudio code derived from macosx-dev posting by Tim Wood +// http://www.omnigroup.com/mailman/archive/macosx-dev/2000-May/002004.html +// Smoothing transitions between sounds +// http://www.wam.umd.edu/~mphoenix/dss/dss.html +// +/* + * Copyright (c) 2001 Greg Parker. All Rights Reserved. + * + * 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. + * + * 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 ABOVE LISTED COPYRIGHT HOLDER(S) 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. + * + * Except as contained in this notice, the name(s) of the above copyright + * holders shall not be used in advertising or otherwise to promote the sale, + * use or other dealings in this Software without prior written authorization. + */ + +#include "sanitizedCarbon.h" + +#ifdef HAVE_DIX_CONFIG_H +#include +#endif + +#include "quartz.h" +#include "quartzAudio.h" + +#include +#include +#include + +#include "inputstr.h" +#include +#include + +void NSBeep(void); + +typedef struct QuartzAudioRec { + double frequency; + double amplitude; + + UInt32 curFrame; + UInt32 remainingFrames; + UInt32 totalFrames; + double sampleRate; + UInt32 fadeLength; + + UInt32 bufferByteCount; + Boolean playing; + pthread_mutex_t lock; + + // used to fade out interrupted sound and avoid 'pop' + double prevFrequency; + double prevAmplitude; + UInt32 prevFrame; +} QuartzAudioRec; + +static AudioDeviceID quartzAudioDevice = kAudioDeviceUnknown; +static QuartzAudioRec data; + + +/* + * QuartzAudioEnvelope + * Fade sound in and out to avoid pop. + * Sounds with shorter duration will never reach full amplitude. Deal. + */ +static double QuartzAudioEnvelope( + UInt32 curFrame, + UInt32 totalFrames, + UInt32 fadeLength ) +{ + double fadeFrames = min(fadeLength, totalFrames / 2); + if (fadeFrames < 1) return 0; + + if (curFrame < fadeFrames) { + return curFrame / fadeFrames; + } else if (curFrame > totalFrames - fadeFrames) { + return (totalFrames-curFrame) / fadeFrames; + } else { + return 1.0; + } +} + + +/* + * QuartzFillBuffer + * Fill this buffer with data and update the data position. + * FIXME: this is ugly + */ +static void QuartzFillBuffer( + AudioBuffer *audiobuffer, + QuartzAudioRec *data ) +{ + float *buffer, *b; + unsigned int frame, frameCount; + unsigned int bufferFrameCount; + float multiplier, v; + int i; + + buffer = (float *)audiobuffer->mData; + bufferFrameCount = audiobuffer->mDataByteSize / (sizeof(float) * audiobuffer->mNumberChannels); + + frameCount = min(bufferFrameCount, data->remainingFrames); + + // Fade out previous sine wave, if any. + b = buffer; + if (data->prevFrame) { + multiplier = 2*M_PI*(data->prevFrequency/data->sampleRate); + for (frame = 0; frame < data->fadeLength; frame++) { + v = data->prevAmplitude * + QuartzAudioEnvelope(frame+data->fadeLength, + 2*data->fadeLength, + data->fadeLength) * + sin(multiplier * (data->prevFrame+frame)); + for (i = 0; i < audiobuffer->mNumberChannels; i++) { + *b++ = v; + } + } + // no more prev fade + data->prevFrame = 0; + + // adjust for space eaten by prev fade + b += audiobuffer->mNumberChannels*frame; + bufferFrameCount -= frame; + frameCount = min(bufferFrameCount, data->remainingFrames); + } + + // Write a sine wave with the specified frequency and amplitude + multiplier = 2*M_PI*(data->frequency/data->sampleRate); + for (frame = 0; frame < frameCount; frame++) { + v = data->amplitude * + QuartzAudioEnvelope(data->curFrame+frame, data->totalFrames, + data->fadeLength) * + sin(multiplier * (data->curFrame+frame)); + for (i = 0; i < audiobuffer->mNumberChannels; i++) { + *b++ = v; + } + } + + // Zero out the rest of the buffer, if any + memset(b, 0, sizeof(float) * audiobuffer->mNumberChannels * + (bufferFrameCount-frame)); + + data->curFrame += frameCount; + data->remainingFrames -= frameCount; + if (data->remainingFrames == 0) { + data->playing = FALSE; + data->curFrame = 0; + } +} + + +/* + * QuartzAudioIOProc + * Callback function for audio playback. + * FIXME: use inOutputTime to correct for skipping + */ +static OSStatus +QuartzAudioIOProc( + AudioDeviceID inDevice, + const AudioTimeStamp *inNow, + const AudioBufferList *inInputData, + const AudioTimeStamp *inInputTime, + AudioBufferList *outOutputData, + const AudioTimeStamp *inOutputTime, + void *inClientData ) +{ + QuartzAudioRec *data = (QuartzAudioRec *)inClientData; + int i; + Boolean wasPlaying; + + pthread_mutex_lock(&data->lock); + wasPlaying = data->playing; + for (i = 0; i < outOutputData->mNumberBuffers; i++) { + if (data->playing) { + QuartzFillBuffer(outOutputData->mBuffers+i, data); + } + else { + memset(outOutputData->mBuffers[i].mData, 0, + outOutputData->mBuffers[i].mDataByteSize); + } + } + if (wasPlaying && !data->playing) { + OSStatus err; + err = AudioDeviceStop(inDevice, QuartzAudioIOProc); + if(err != noErr) + fprintf(stderr, "Error stopping audio device: %ld\n", (long int)err); + } + pthread_mutex_unlock(&data->lock); + return 0; +} + + +/* + * DDXRingBell + * Play a tone using the CoreAudio API + */ +void DDXRingBell( + int volume, // volume is % of max + int pitch, // pitch is Hz + int duration ) // duration is milliseconds +{ + if (XQuartzUseSysBeep) { + if (volume) + NSBeep(); + return; + } + + if (quartzAudioDevice == kAudioDeviceUnknown) return; + + pthread_mutex_lock(&data.lock); + + // fade previous sound, if any + data.prevFrequency = data.frequency; + data.prevAmplitude = data.amplitude; + data.prevFrame = data.curFrame; + + // set new sound + data.frequency = pitch; + data.amplitude = volume / 100.0; + data.curFrame = 0; + data.totalFrames = (int)(data.sampleRate * duration / 1000.0); + data.remainingFrames = data.totalFrames; + + if (! data.playing) { + OSStatus status; + status = AudioDeviceStart(quartzAudioDevice, QuartzAudioIOProc); + if (status) { + ErrorF("DDXRingBell: AudioDeviceStart returned %ld\n", (long)status); + } else { + data.playing = TRUE; + } + } + pthread_mutex_unlock(&data.lock); +} + +/* + * QuartzAudioInit + * Prepare to play the bell with the CoreAudio API + */ +void QuartzAudioInit(void) +{ + UInt32 propertySize; + OSStatus status; + AudioDeviceID outputDevice; + double sampleRate; + AudioObjectPropertyAddress devicePropertyAddress = { kAudioHardwarePropertyDefaultOutputDevice, kAudioObjectPropertyScopeGlobal, kAudioObjectPropertyElementMaster }; + AudioObjectPropertyAddress sampleRatePropertyAddress = { kAudioDevicePropertyNominalSampleRate, kAudioDevicePropertyScopeOutput, kAudioObjectPropertyElementMaster }; + + // Get the default output device + propertySize = sizeof(outputDevice); + status = AudioObjectGetPropertyData(kAudioObjectSystemObject, &devicePropertyAddress, + 0, NULL, + &propertySize, &outputDevice); + if (status) { + ErrorF("QuartzAudioInit: AudioObjectGetPropertyData(output device) returned %ld\n", + (long)status); + return; + } + if (outputDevice == kAudioDeviceUnknown) { + ErrorF("QuartzAudioInit: No audio output devices available.\n"); + return; + } + + // Get the basic device description + sampleRate = 0.; + propertySize = sizeof(sampleRate); + status = AudioObjectGetPropertyData(outputDevice, &sampleRatePropertyAddress, + 0, NULL, + &propertySize, &sampleRate); + if (status) { + ErrorF("QuartzAudioInit: AudioObjectGetPropertyData(sample rate) returned %ld\n", + (long)status); + return; + } + + // Fill in the playback data + data.frequency = 0; + data.amplitude = 0; + data.curFrame = 0; + data.remainingFrames = 0; + data.sampleRate = sampleRate; + // data.bufferByteCount = bufferByteCount; + data.playing = FALSE; + data.prevAmplitude = 0; + data.prevFrame = 0; + data.prevFrequency = 0; + data.fadeLength = data.sampleRate / 200; + pthread_mutex_init(&data.lock, NULL); // fixme error check + + // fixme assert fadeLength= 1050 + { + AudioDeviceIOProcID sInputIOProcID = NULL; + status = AudioDeviceCreateIOProcID( outputDevice, QuartzAudioIOProc, &data, &sInputIOProcID ); + } +#else + status = AudioDeviceAddIOProc(outputDevice, QuartzAudioIOProc, &data); +#endif + if (status) { + ErrorF("QuartzAudioInit: AddIOProc returned %ld\n", (long)status); + return; + } + + // success! + quartzAudioDevice = outputDevice; +} -- cgit v1.2.3