diff options
Diffstat (limited to 'src/rmd_cache_audio.c')
| -rw-r--r-- | src/rmd_cache_audio.c | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/src/rmd_cache_audio.c b/src/rmd_cache_audio.c new file mode 100644 index 0000000..fabcb39 --- /dev/null +++ b/src/rmd_cache_audio.c @@ -0,0 +1,104 @@ +/****************************************************************************** +* 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 "rmd_cache_audio.h" + +#include "rmd_jack.h" +#include "rmd_types.h" + +#include <pthread.h> + +#include <stdio.h> +#include <stdlib.h> +#include <errno.h> + + + +void *rmdCacheSoundBuffer(ProgData *pdata) { + size_t write_size = pdata->periodsize * pdata->sound_framesize; + +#ifdef HAVE_LIBJACK + void *jackbuf = NULL; + + if (pdata->args.use_jack) { + write_size = pdata->sound_framesize * pdata->jdata->buffersize; + jackbuf = malloc(pdata->sound_framesize * pdata->jdata->buffersize); + } +#endif + +//We are simply going to throw sound on the disk. +//It's sound is tiny compared to that of image, so +//compressing would reducethe overall size by only an +//insignificant fraction. + + while (pdata->running) { + SndBuffer *buff = NULL; + + pthread_mutex_lock(&pdata->pause_mutex); + while (pdata->paused) + pthread_cond_wait(&pdata->pause_cond, &pdata->pause_mutex); + pthread_mutex_unlock(&pdata->pause_mutex); + + if (!pdata->args.use_jack) { + pthread_mutex_lock(&pdata->sound_buffer_mutex); + while (!pdata->sound_buffer && pdata->running) + pthread_cond_wait(&pdata->sound_data_read, &pdata->sound_buffer_mutex); + + buff = pdata->sound_buffer; + if (buff) + pdata->sound_buffer = buff->next; + pthread_mutex_unlock(&pdata->sound_buffer_mutex); + + if (!pdata->running) + break; + + fwrite(buff->data, 1, write_size, pdata->cache_data->afp); + free(buff->data); + free(buff); + } else { +#ifdef HAVE_LIBJACK + pthread_mutex_lock(&pdata->sound_buffer_mutex); + while ( pdata->running && + jack_ringbuffer_read_space(pdata->jdata->sound_buffer) < write_size) + pthread_cond_wait(&pdata->sound_data_read, &pdata->sound_buffer_mutex); + + if (pdata->running) + jack_ringbuffer_read(pdata->jdata->sound_buffer, jackbuf, write_size); + pthread_mutex_unlock(&pdata->sound_buffer_mutex); + + if (!pdata->running) + break; + + fwrite(jackbuf, 1, write_size, pdata->cache_data->afp); +#endif + } + pdata->avd -= pdata->periodtime; + } + + fclose(pdata->cache_data->afp); + pthread_exit(&errno); +} |