diff options
Diffstat (limited to 'recordmydesktop/src/opendev.c')
| -rw-r--r-- | recordmydesktop/src/opendev.c | 72 |
1 files changed, 39 insertions, 33 deletions
diff --git a/recordmydesktop/src/opendev.c b/recordmydesktop/src/opendev.c index 6e13933..5fc24f7 100644 --- a/recordmydesktop/src/opendev.c +++ b/recordmydesktop/src/opendev.c @@ -1,28 +1,28 @@ -/********************************************************************************* -* recordMyDesktop * -********************************************************************************** -* * -* Copyright (C) 2006 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 * -**********************************************************************************/ +/****************************************************************************** +* recordMyDesktop * +******************************************************************************* +* * +* Copyright (C) 2006,2007 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 * +******************************************************************************/ @@ -45,7 +45,7 @@ snd_pcm_t *OpenDev( const char *pcm_dev, snd_pcm_hw_params_alloca(&hwparams); - if (snd_pcm_open(&mhandle, pcm_dev, SND_PCM_STREAM_CAPTURE, SND_PCM_ASYNC)<0){ + 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; } @@ -55,11 +55,15 @@ snd_pcm_t *OpenDev( const char *pcm_dev, 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) { + 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){ + if (snd_pcm_hw_params_set_format(mhandle, + hwparams, + SND_PCM_FORMAT_S16_LE)<0){ fprintf(stderr, "Couldn't set format.\n"); return NULL; } @@ -68,7 +72,8 @@ snd_pcm_t *OpenDev( const char *pcm_dev, return NULL; } if (*frequency != exactrate){ - fprintf(stderr, "Playback frequency %dHz is not available...\nUsing %dHz instead.\n",*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){ @@ -79,16 +84,16 @@ snd_pcm_t *OpenDev( const char *pcm_dev, 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) { + 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){ + 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){ + if (snd_pcm_hw_params(mhandle,hwparams)<0){ fprintf(stderr, "Couldn't set hardware parameters.\n"); return NULL; } @@ -101,7 +106,8 @@ snd_pcm_t *OpenDev( const char *pcm_dev, 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); + fprintf(stderr,"Recording on device %s is set to:\n%d channels at %dHz\n", + pcm_dev,*channels,*frequency); fprintf(stderr,"Buffer size set to %d frames.\n",(int)(*buffsize)); snd_pcm_prepare(mhandle); |