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authorMax Kellermann <max@duempel.org>2008-10-26 11:29:44 +0100
committerMax Kellermann <max@duempel.org>2008-10-26 11:29:44 +0100
commitece8c1347caae044db0fc4565ed3db6028d7b90e (patch)
tree27ec1bee18cd10b6997a9a44a4043dd4a4449153 /src/audioOutputs/audioOutput_osx.c
parente11355f47d545fe523b019481415b1347aecd4bd (diff)
downloadmpd-ece8c1347caae044db0fc4565ed3db6028d7b90e.tar.gz
mpd-ece8c1347caae044db0fc4565ed3db6028d7b90e.tar.xz
mpd-ece8c1347caae044db0fc4565ed3db6028d7b90e.zip
renamed src/audioOutputs/ to src/output/
Again, no CamelCase in the directory name.
Diffstat (limited to 'src/audioOutputs/audioOutput_osx.c')
-rw-r--r--src/audioOutputs/audioOutput_osx.c368
1 files changed, 0 insertions, 368 deletions
diff --git a/src/audioOutputs/audioOutput_osx.c b/src/audioOutputs/audioOutput_osx.c
deleted file mode 100644
index 65060cc8c..000000000
--- a/src/audioOutputs/audioOutput_osx.c
+++ /dev/null
@@ -1,368 +0,0 @@
-/* the Music Player Daemon (MPD)
- * Copyright (C) 2003-2007 by Warren Dukes (warren.dukes@gmail.com)
- * This project's homepage is: http://www.musicpd.org
- *
- * This program 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 2 of the License, or
- * (at your option) any later version.
- *
- * This program 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 this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- */
-
-#include "../output_api.h"
-
-#ifdef HAVE_OSX
-
-#include <AudioUnit/AudioUnit.h>
-
-#include "../utils.h"
-#include "../log.h"
-
-typedef struct _OsxData {
- AudioUnit au;
- pthread_mutex_t mutex;
- pthread_cond_t condition;
- char *buffer;
- size_t bufferSize;
- size_t pos;
- size_t len;
- int started;
-} OsxData;
-
-static OsxData *newOsxData()
-{
- OsxData *ret = xmalloc(sizeof(OsxData));
-
- pthread_mutex_init(&ret->mutex, NULL);
- pthread_cond_init(&ret->condition, NULL);
-
- ret->pos = 0;
- ret->len = 0;
- ret->started = 0;
- ret->buffer = NULL;
- ret->bufferSize = 0;
-
- return ret;
-}
-
-static int osx_testDefault()
-{
- /*AudioUnit au;
- ComponentDescription desc;
- Component comp;
-
- desc.componentType = kAudioUnitType_Output;
- desc.componentSubType = kAudioUnitSubType_Output;
- desc.componentManufacturer = kAudioUnitManufacturer_Apple;
- desc.componentFlags = 0;
- desc.componentFlagsMask = 0;
-
- comp = FindNextComponent(NULL, &desc);
- if(!comp) {
- ERROR("Unable to open default OS X defice\n");
- return -1;
- }
-
- if(OpenAComponent(comp, &au) != noErr) {
- ERROR("Unable to open default OS X defice\n");
- return -1;
- }
-
- CloseComponent(au); */
-
- return 0;
-}
-
-static int osx_initDriver(struct audio_output *audioOutput,
- mpd_unused const struct audio_format *audio_format,
- ConfigParam * param)
-{
- OsxData *od = newOsxData();
-
- audioOutput->data = od;
-
- return 0;
-}
-
-static void freeOsxData(OsxData * od)
-{
- if (od->buffer)
- free(od->buffer);
- pthread_mutex_destroy(&od->mutex);
- pthread_cond_destroy(&od->condition);
- free(od);
-}
-
-static void osx_finishDriver(struct audio_output *audioOutput)
-{
- OsxData *od = (OsxData *) audioOutput->data;
- freeOsxData(od);
-}
-
-static void osx_dropBufferedAudio(struct audio_output *audioOutput)
-{
- OsxData *od = (OsxData *) audioOutput->data;
-
- pthread_mutex_lock(&od->mutex);
- od->len = 0;
- pthread_mutex_unlock(&od->mutex);
-}
-
-static void osx_closeDevice(struct audio_output *audioOutput)
-{
- OsxData *od = (OsxData *) audioOutput->data;
-
- pthread_mutex_lock(&od->mutex);
- while (od->len) {
- pthread_cond_wait(&od->condition, &od->mutex);
- }
- pthread_mutex_unlock(&od->mutex);
-
- if (od->started) {
- AudioOutputUnitStop(od->au);
- od->started = 0;
- }
-
- CloseComponent(od->au);
- AudioUnitUninitialize(od->au);
-}
-
-static OSStatus osx_render(void *vdata,
- AudioUnitRenderActionFlags * ioActionFlags,
- const AudioTimeStamp * inTimeStamp,
- UInt32 inBusNumber, UInt32 inNumberFrames,
- AudioBufferList * bufferList)
-{
- OsxData *od = (OsxData *) vdata;
- AudioBuffer *buffer = &bufferList->mBuffers[0];
- size_t bufferSize = buffer->mDataByteSize;
- size_t bytesToCopy;
- int curpos = 0;
-
- /*DEBUG("osx_render: enter : %i\n", (int)bufferList->mNumberBuffers);
- DEBUG("osx_render: ioActionFlags: %p\n", ioActionFlags);
- if(ioActionFlags) {
- if(*ioActionFlags & kAudioUnitRenderAction_PreRender) {
- DEBUG("prerender\n");
- }
- if(*ioActionFlags & kAudioUnitRenderAction_PostRender) {
- DEBUG("post render\n");
- }
- if(*ioActionFlags & kAudioUnitRenderAction_OutputIsSilence) {
- DEBUG("post render\n");
- }
- if(*ioActionFlags & kAudioOfflineUnitRenderAction_Preflight) {
- DEBUG("prefilight\n");
- }
- if(*ioActionFlags & kAudioOfflineUnitRenderAction_Render) {
- DEBUG("render\n");
- }
- if(*ioActionFlags & kAudioOfflineUnitRenderAction_Complete) {
- DEBUG("complete\n");
- }
- } */
-
- /* while(bufferSize) {
- DEBUG("osx_render: lock\n"); */
- pthread_mutex_lock(&od->mutex);
- /*
- DEBUG("%i:%i\n", bufferSize, od->len);
- while(od->go && od->len < bufferSize &&
- od->len < od->bufferSize)
- {
- DEBUG("osx_render: wait\n");
- pthread_cond_wait(&od->condition, &od->mutex);
- }
- */
-
- bytesToCopy = od->len < bufferSize ? od->len : bufferSize;
- bufferSize = bytesToCopy;
- od->len -= bytesToCopy;
-
- if (od->pos + bytesToCopy > od->bufferSize) {
- size_t bytes = od->bufferSize - od->pos;
- memcpy(buffer->mData + curpos, od->buffer + od->pos, bytes);
- od->pos = 0;
- curpos += bytes;
- bytesToCopy -= bytes;
- }
-
- memcpy(buffer->mData + curpos, od->buffer + od->pos, bytesToCopy);
- od->pos += bytesToCopy;
- curpos += bytesToCopy;
-
- if (od->pos >= od->bufferSize)
- od->pos = 0;
- /* DEBUG("osx_render: unlock\n"); */
- pthread_mutex_unlock(&od->mutex);
- pthread_cond_signal(&od->condition);
- /* } */
-
- buffer->mDataByteSize = bufferSize;
-
- if (!bufferSize) {
- my_usleep(1000);
- }
-
- /* DEBUG("osx_render: leave\n"); */
- return 0;
-}
-
-static int osx_openDevice(struct audio_output *audioOutput,
- struct audio_format *audioFormat)
-{
- OsxData *od = (OsxData *) audioOutput->data;
- ComponentDescription desc;
- Component comp;
- AURenderCallbackStruct callback;
- AudioStreamBasicDescription streamDesc;
-
- desc.componentType = kAudioUnitType_Output;
- desc.componentSubType = kAudioUnitSubType_DefaultOutput;
- desc.componentManufacturer = kAudioUnitManufacturer_Apple;
- desc.componentFlags = 0;
- desc.componentFlagsMask = 0;
-
- comp = FindNextComponent(NULL, &desc);
- if (comp == 0) {
- ERROR("Error finding OS X component\n");
- return -1;
- }
-
- if (OpenAComponent(comp, &od->au) != noErr) {
- ERROR("Unable to open OS X component\n");
- return -1;
- }
-
- if (AudioUnitInitialize(od->au) != 0) {
- CloseComponent(od->au);
- ERROR("Unable to initialize OS X audio unit\n");
- return -1;
- }
-
- callback.inputProc = osx_render;
- callback.inputProcRefCon = od;
-
- if (AudioUnitSetProperty(od->au, kAudioUnitProperty_SetRenderCallback,
- kAudioUnitScope_Input, 0,
- &callback, sizeof(callback)) != 0) {
- AudioUnitUninitialize(od->au);
- CloseComponent(od->au);
- ERROR("unable to set callback for OS X audio unit\n");
- return -1;
- }
-
- streamDesc.mSampleRate = audioFormat->sample_rate;
- streamDesc.mFormatID = kAudioFormatLinearPCM;
- streamDesc.mFormatFlags = kLinearPCMFormatFlagIsSignedInteger;
-#ifdef WORDS_BIGENDIAN
- streamDesc.mFormatFlags |= kLinearPCMFormatFlagIsBigEndian;
-#endif
-
- streamDesc.mBytesPerPacket = audio_format_frame_size(audioFormat);
- streamDesc.mFramesPerPacket = 1;
- streamDesc.mBytesPerFrame = streamDesc.mBytesPerPacket;
- streamDesc.mChannelsPerFrame = audioFormat->channels;
- streamDesc.mBitsPerChannel = audioFormat->bits;
-
- if (AudioUnitSetProperty(od->au, kAudioUnitProperty_StreamFormat,
- kAudioUnitScope_Input, 0,
- &streamDesc, sizeof(streamDesc)) != 0) {
- AudioUnitUninitialize(od->au);
- CloseComponent(od->au);
- ERROR("Unable to set format on OS X device\n");
- return -1;
- }
-
- /* create a buffer of 1s */
- od->bufferSize = (audioFormat->sample_rate) *
- audio_format_frame_size(audioFormat);
- od->buffer = xrealloc(od->buffer, od->bufferSize);
-
- od->pos = 0;
- od->len = 0;
-
- return 0;
-}
-
-static int osx_play(struct audio_output *audioOutput,
- const char *playChunk, size_t size)
-{
- OsxData *od = (OsxData *) audioOutput->data;
- size_t bytesToCopy;
- size_t curpos;
-
- /* DEBUG("osx_play: enter\n"); */
-
- if (!od->started) {
- int err;
- od->started = 1;
- err = AudioOutputUnitStart(od->au);
- if (err) {
- ERROR("unable to start audio output: %i\n", err);
- return -1;
- }
- }
-
- pthread_mutex_lock(&od->mutex);
-
- while (size) {
- /* DEBUG("osx_play: lock\n"); */
- curpos = od->pos + od->len;
- if (curpos >= od->bufferSize)
- curpos -= od->bufferSize;
-
- bytesToCopy = od->bufferSize < size ? od->bufferSize : size;
-
- while (od->len > od->bufferSize - bytesToCopy) {
- /* DEBUG("osx_play: wait\n"); */
- pthread_cond_wait(&od->condition, &od->mutex);
- }
-
- bytesToCopy = od->bufferSize - od->len;
- bytesToCopy = bytesToCopy < size ? bytesToCopy : size;
- size -= bytesToCopy;
- od->len += bytesToCopy;
-
- if (curpos + bytesToCopy > od->bufferSize) {
- size_t bytes = od->bufferSize - curpos;
- memcpy(od->buffer + curpos, playChunk, bytes);
- curpos = 0;
- playChunk += bytes;
- bytesToCopy -= bytes;
- }
-
- memcpy(od->buffer + curpos, playChunk, bytesToCopy);
- curpos += bytesToCopy;
- playChunk += bytesToCopy;
-
- }
- /* DEBUG("osx_play: unlock\n"); */
- pthread_mutex_unlock(&od->mutex);
-
- /* DEBUG("osx_play: leave\n"); */
- return 0;
-}
-
-const struct audio_output_plugin osxPlugin = {
- .name = "osx",
- .test_default_device = osx_testDefault,
- .init = osx_initDriver,
- .finish = osx_finishDriver,
- .open = osx_openDevice,
- .play = osx_play,
- .cancel = osx_dropBufferedAudio,
- .close = osx_closeDevice,
-};
-
-#else
-
-DISABLED_AUDIO_OUTPUT_PLUGIN(osxPlugin)
-#endif