diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/audioOutput.c | 2 | ||||
| -rw-r--r-- | src/audioOutput_oss.c | 178 | ||||
| -rw-r--r-- | src/audioOutput_shout.c | 2 |
3 files changed, 181 insertions, 1 deletions
diff --git a/src/audioOutput.c b/src/audioOutput.c index 902edbccb..a1de85942 100644 --- a/src/audioOutput.c +++ b/src/audioOutput.c @@ -11,11 +11,13 @@ static List * audioOutputPluginList; void loadAudioOutputPlugin(AudioOutputPlugin * audioOutputPlugin) { + if(!audioOutputPlugin->name) return; insertInList(audioOutputPluginList, audioOutputPlugin->name, audioOutputPlugin); } void unloadAudioOutputPlugin(AudioOutputPlugin * audioOutputPlugin) { + if(!audioOutputPlugin->name) return; deleteFromList(audioOutputPluginList, audioOutputPlugin->name); } diff --git a/src/audioOutput_oss.c b/src/audioOutput_oss.c new file mode 100644 index 000000000..a445761ec --- /dev/null +++ b/src/audioOutput_oss.c @@ -0,0 +1,178 @@ +/* the Music Player Daemon (MPD) + * (c)2003-2004 by Warren Dukes (shank@mercury.chem.pitt.edu) + * This project's homepage is: http://www.musicpd.org + * + * OSS audio output (c) 2004 by Eric Wong <eric@petta-tech.com> + * + * 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 "audio.h" + +#ifdef HAVE_OSS + +#include "conf.h" +#include "log.h" +#include "sig_handlers.h" + +#include <string.h> +#include <assert.h> +#include <signal.h> +#include <stdlib.h> + +#include <sys/types.h> +#include <sys/stat.h> +#include <sys/ioctl.h> +#include <fcntl.h> +#include <unistd.h> +#include <errno.h> + +#if defined(__OpenBSD__) || defined(__NetBSD__) +# include <soundcard.h> +#else /* !(defined(__OpenBSD__) || defined(__NetBSD__) */ +# include <sys/soundcard.h> +#endif /* !(defined(__OpenBSD__) || defined(__NetBSD__) */ + +static typedef struct _OssData { + int device; +} OssData; + +static OssData * newOssData() { + OssData * ret = malloc(sizeof(OssData)); + + ret->device = 0; + + return ret; +} + +static void freeOssData(OssData * od) { + free(od); +} + +static void oss_initDriver(AudioOutput * audioOutput, ConfigParam * param) { + char * test; + audio_write_size = strtol((getConf())[CONF_AUDIO_WRITE_SIZE],&test,10); + if (*test!='\0') { + ERROR("\"%s\" is not a valid write size", + (getConf())[CONF_AUDIO_WRITE_SIZE]); + exit(EXIT_FAILURE); + } +} + +static void oss_finishDriver(AudioOutput * audioOutput) { + OssData * od = audioOutput->data; + + freeOssData(od); +} + +static int oss_openDevice(AudioOutput * audioOutput, + AudioFormat * audioFormat) +{ + int i = AFMT_S16_LE, err = 0; + if (audio_device && !isCurrentAudioFormat(audioFormat)) + closeAudioDevice(); + if (audio_device!=0) + return 0; + + if (audioFormat) + copyAudioFormat(&audio_format,audioFormat); + + blockSignals(); + audio_device = open("/dev/dsp", O_WRONLY); + + if (audio_device < 0) err |= 1; + + if (ioctl(audio_device,SNDCTL_DSP_SETFMT,&i)) + err |= 2; + if (ioctl(audio_device,SNDCTL_DSP_CHANNELS, &audio_format.channels)) + err |= 4; + if (ioctl(audio_device,SNDCTL_DSP_SPEED,&audio_format.sampleRate)) + err |= 8; + if (ioctl(audio_device,SNDCTL_DSP_SAMPLESIZE,&audio_format.bits)) + err |= 16; + /*i = 1; if (ioctl(audio_device,SNDCTL_DSP_STEREO,&i)) err != 32; */ + + unblockSignals(); + + if (err) + ERROR("Error opening /dev/dsp: 0x%x\n"); + if (!audio_device) + return -1; + + return 0; +} + +static int oss_playAudio(AudioOutput * audioOutput, char * playChunk, + int size) +{ + int send; + int ret; + + if(audio_device==0) { + ERROR("trying to play w/o the audio device being open!\n"); + return -1; + } + send = audio_write_size>size?size:audio_write_size; + while (size > 0) { + ret = write(audio_device,playChunk,send); + if(ret<0) { + audioError(); + ERROR("closing audio device due to write error\n"); + closeAudioDevice(); + return -1; + } + playChunk+=ret; + size-=ret; + } + + return 0; +} + +static void oss_closeDevice(AudioOutput * audioOutput) { + if(audio_device) { + blockSignals(); + close(audio_device); + audio_device = 0; + unblockSignals(); + } +} + +AudioOutput ossPlugin = +{ + "oss", + oss_initDriver, + oss_finishDriver, + oss_openDevice, + oss_playAudio, + oss_closeDevice, + NULL /* sendMetadataFunc */ +}; + +#else /* HAVE OSS */ + +AudioOutput ossPlugin = +{ + NULL, + NULL, + NULL, + NULL, + NULL, + NULL, + NULL /* sendMetadataFunc */ +}; + +#endif /* HAVE_OSS */ + + diff --git a/src/audioOutput_shout.c b/src/audioOutput_shout.c index f41b57359..3fb07cc49 100644 --- a/src/audioOutput_shout.c +++ b/src/audioOutput_shout.c @@ -467,7 +467,7 @@ AudioOutputPlugin shoutPlugin = AudioOutputPlugin shoutPlugin = { - "shout", + NULL, NULL, NULL, NULL, |