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/******************************************************************************
* 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_threads.h"
#include "rmd_cache_audio.h"
#include "rmd_cache_frame.h"
#include "rmd_capture_sound.h"
#include "rmd_encode_image_buffer.h"
#include "rmd_encode_sound_buffer.h"
#include "rmd_flush_to_ogg.h"
#include "rmd_get_frame.h"
#include "rmd_jack.h"
#include "rmd_register_callbacks.h"
#include "rmd_timer.h"
#include "rmd_types.h"
#include <pthread.h>
#include <stdio.h>
#include <stdlib.h>
#include <sys/prctl.h>
#include <unistd.h>
void rmdThreads(ProgData *pdata) {
pthread_t image_capture_t,
image_encode_t,
image_cache_t,
sound_capture_t,
sound_encode_t,
sound_cache_t,
flush_to_ogg_t,
timer_t;
if (pdata->args.delay > 0) {
fprintf(stderr, "Will sleep for %d seconds now.\n", pdata->args.delay);
sleep(pdata->args.delay);
}
/*start threads*/
pthread_create( &image_capture_t,
NULL,
(void *)rmdGetFrame,
(void *)pdata);
if (pdata->args.encOnTheFly)
pthread_create( &image_encode_t,
NULL,
(void *)rmdEncodeImageBuffer,
(void *)pdata);
else
pthread_create( &image_cache_t,
NULL,
(void *)rmdCacheImageBuffer,
(void *)pdata);
if (!pdata->args.nosound) {
if (!pdata->args.use_jack)
pthread_create( &sound_capture_t,
NULL,
(void *)rmdCaptureSound,
(void *)pdata);
if (pdata->args.encOnTheFly)
pthread_create( &sound_encode_t,
NULL,
(void *)rmdEncodeSoundBuffer,
(void *)pdata);
else
pthread_create( &sound_cache_t,
NULL,
(void *)rmdCacheSoundBuffer,
(void *)pdata);
}
if (pdata->args.encOnTheFly)
pthread_create( &flush_to_ogg_t,
NULL,
(void *)rmdFlushToOgg,
(void *)pdata);
rmdRegisterCallbacks(pdata);
pdata->timer_alive = 1;
pthread_create( &timer_t,
NULL,
(void *)rmdTimer,
(void *)pdata);
fprintf(stderr,"Capturing!\n");
#ifdef HAVE_LIBJACK
if (pdata->args.use_jack)
pdata->jdata->capture_started = 1;
#endif
//wait all threads to finish
pthread_join(image_capture_t, NULL);
fprintf(stderr,"Shutting down.");
//if no damage events have been received the thread will get stuck
pthread_mutex_lock(&pdata->theora_lib_mutex);
while (!pdata->th_encoding_clean) {
puts("waiting for th_enc");
pthread_cond_signal(&pdata->image_buffer_ready);
pthread_mutex_unlock(&pdata->theora_lib_mutex);
usleep(10000);
pthread_mutex_lock(&pdata->theora_lib_mutex);
}
pthread_mutex_unlock(&pdata->theora_lib_mutex);
if (pdata->args.encOnTheFly)
pthread_join(image_encode_t, NULL);
else
pthread_join(image_cache_t, NULL);
fprintf(stderr,".");
if (!pdata->args.nosound) {
#ifdef HAVE_LIBJACK
if (pdata->args.use_jack)
rmdStopJackClient(pdata->jdata);
#endif
if (!pdata->args.use_jack)
pthread_join(sound_capture_t,NULL);
fprintf(stderr,".");
pthread_mutex_lock(&pdata->vorbis_lib_mutex);
while (!pdata->v_encoding_clean) {
puts("waiting for v_enc");
pthread_cond_signal(&pdata->sound_data_read);
pthread_mutex_unlock(&pdata->vorbis_lib_mutex);
usleep(10000);
pthread_mutex_lock(&pdata->vorbis_lib_mutex);
}
pthread_mutex_unlock(&pdata->vorbis_lib_mutex);
if (pdata->args.encOnTheFly)
pthread_join(sound_encode_t, NULL);
else
pthread_join(sound_cache_t, NULL);
} else
fprintf(stderr,"..");
fprintf(stderr,".");
//Now that we are done with recording we cancel the timer
pdata->timer_alive = 0;
pthread_join(timer_t,NULL);
}
void rmdThreadsSetName(const char *name) {
prctl(PR_SET_NAME, (unsigned long)name, 0, 0, 0);
}
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