diff options
author | enselic <enselic@f606c939-3180-4ac9-a4b8-4b8779d57d0a> | 2008-09-14 13:06:20 +0000 |
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committer | enselic <enselic@f606c939-3180-4ac9-a4b8-4b8779d57d0a> | 2008-09-14 13:06:20 +0000 |
commit | e5cdc6d4fbec00a52d06414ca243664bb8b40942 (patch) | |
tree | 60f4145527722c135e72cbe451b63f7499dd32a5 /recordmydesktop/src/opendev.c | |
parent | 187945d42050c99c614ccf76099944b338461a19 (diff) |
src/*.[ch]: Rename files so that the name becomes
rmd_some_file.[ch]. The exceptions are recordmydesktop.c which is the
main file and skeleton.[ch] which are external files.
src/Makefile.am: Adapt.
git-svn-id: https://recordmydesktop.svn.sourceforge.net/svnroot/recordmydesktop/trunk@546 f606c939-3180-4ac9-a4b8-4b8779d57d0a
Diffstat (limited to 'recordmydesktop/src/opendev.c')
-rw-r--r-- | recordmydesktop/src/opendev.c | 176 |
1 files changed, 0 insertions, 176 deletions
diff --git a/recordmydesktop/src/opendev.c b/recordmydesktop/src/opendev.c deleted file mode 100644 index 43d2dcd..0000000 --- a/recordmydesktop/src/opendev.c +++ /dev/null @@ -1,176 +0,0 @@ -/****************************************************************************** -* recordMyDesktop * -******************************************************************************* -* * -* Copyright (C) 2006,2007,2008 John Varouhakis * -* * -* * -* 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 * -* * -* * -* * -* For further information contact me at johnvarouhakis@gmail.com * -******************************************************************************/ - -#include "config.h" - -#include <stdlib.h> -#include <stdio.h> -#include <unistd.h> -#include <fcntl.h> - -#ifdef HAVE_LIBASOUND - #include <alsa/asoundlib.h> -#else - #include <sys/ioctl.h> - #include <sys/soundcard.h> -#endif - -#include "opendev.h" - -#ifdef HAVE_LIBASOUND - -snd_pcm_t *OpenDev( const char *pcm_dev, - unsigned int *channels, - unsigned int *frequency, - snd_pcm_uframes_t *buffsize, - snd_pcm_uframes_t *periodsize, - unsigned int *periodtime, - int *hard_pause){ - - snd_pcm_t *mhandle; - snd_pcm_hw_params_t *hwparams; - unsigned int periods=2; - unsigned int exactrate = *frequency; - - // The compiler might warn us because the expansion starts with - // assert(&hwparams) - snd_pcm_hw_params_alloca(&hwparams); - - if (snd_pcm_open(&mhandle,pcm_dev,SND_PCM_STREAM_CAPTURE,SND_PCM_ASYNC)<0){ - fprintf(stderr, "Couldn't open PCM device %s\n", pcm_dev); - return NULL; - } - else - fprintf(stderr, "Opened PCM device %s\n", pcm_dev); - if (snd_pcm_hw_params_any(mhandle, hwparams)<0){ - fprintf(stderr, "Couldn't configure PCM device.\n"); - return NULL; - } - if (snd_pcm_hw_params_set_access(mhandle, - hwparams, - SND_PCM_ACCESS_RW_INTERLEAVED)<0){ - fprintf(stderr, "Couldn't set access.\n"); - return NULL; - } - if (snd_pcm_hw_params_set_format(mhandle, - hwparams, - SND_PCM_FORMAT_S16_LE)<0){ - fprintf(stderr, "Couldn't set format.\n"); - return NULL; - } - if (snd_pcm_hw_params_set_rate_near(mhandle, hwparams, &exactrate, 0)<0){ - fprintf(stderr, "Couldn't set frequency.\n"); - return NULL; - } - if (*frequency != exactrate){ - fprintf(stderr, "Playback frequency %dHz is not available...\n" - "Using %dHz instead.\n",*frequency,exactrate); - *frequency=exactrate; - } - if (snd_pcm_hw_params_set_channels_near(mhandle, hwparams, channels)<0){ - fprintf(stderr, "Couldn't set channels number.\n"); - return NULL; - } - if(*channels>2){ - fprintf(stderr,"Channels number should be 1(mono) or 2(stereo).\n"); - return NULL; - } - if (snd_pcm_hw_params_set_periods_near(mhandle,hwparams,&periods,0)<0){ - fprintf(stderr, "Couldn't set periods.\n"); - return NULL; - } - - if (snd_pcm_hw_params_set_buffer_size_near(mhandle,hwparams,buffsize)<0){ - fprintf(stderr, "Couldn't set buffer size.\n"); - return NULL; - } - if (snd_pcm_hw_params(mhandle,hwparams)<0){ - fprintf(stderr, "Couldn't set hardware parameters.\n"); - return NULL; - } - if(hard_pause!=NULL) - if(!snd_pcm_hw_params_can_pause(hwparams)){ - *hard_pause=1; - } - if(periodsize!=NULL) - snd_pcm_hw_params_get_period_size(hwparams,periodsize,0); - - if(periodtime!=NULL) - snd_pcm_hw_params_get_period_time(hwparams,periodtime,0); - fprintf(stderr,"Recording on device %s is set to:\n%d channels at %dHz\n", - pcm_dev,*channels,*frequency); - snd_pcm_prepare(mhandle); - - return mhandle; -} - -#else - -int OpenDev( const char *pcm_dev, - unsigned int channels, - unsigned int frequency){ - int fd ; - fd=open(pcm_dev,O_RDONLY); - - if(fd!=-1){ - unsigned int value; - - if(ioctl(fd,SNDCTL_DSP_GETFMTS,&value)<0){ - fprintf(stderr,"Couldn't get audio format list\n"); - return -1; - } - if(value & AFMT_S16_LE){ - value=AFMT_S16_LE; - } - else if(value & AFMT_S16_BE){ - value=AFMT_S16_BE; - } - else{ - fprintf(stderr,"Soundcard doesn't support signed 16-bit-data\n"); - return -1; - } - if(ioctl(fd,SNDCTL_DSP_SETFMT,&value)<0){ - fprintf(stderr,"Couldn't set audio format\n" ); - return -1; - } - value = channels; - if(ioctl(fd,SNDCTL_DSP_CHANNELS,&value)<0){ - fprintf(stderr,"Cannot set the number of channels\n" ); - return -1; - } - value = frequency; - if(ioctl(fd,SNDCTL_DSP_SPEED,&value)<0){ - fprintf(stderr,"Couldn't set audio frequency\n" ); - return -1; - } - if(fcntl(fd,F_SETFL,fcntl(fd,F_GETFL) & ~O_NONBLOCK)<0){ - fprintf(stderr,"Couldn't set audio blocking mode\n" ); - return -1; - } - } - return fd; -} -#endif |