From 942f01938f9799801c925bfe296c880fef2be846 Mon Sep 17 00:00:00 2001
From: iovar <iovar@f606c939-3180-4ac9-a4b8-4b8779d57d0a>
Date: Thu, 26 Oct 2006 03:08:30 +0000
Subject: audio caching

git-svn-id: https://recordmydesktop.svn.sourceforge.net/svnroot/recordmydesktop/trunk@117 f606c939-3180-4ac9-a4b8-4b8779d57d0a
---
 rMD-exp/include/recordmydesktop.h |  1 +
 rMD-exp/src/cache_audio.c         | 38 ++++++++++++++++++++++++++++++++++++++
 rMD-exp/src/recordmydesktop.c     |  2 ++
 3 files changed, 41 insertions(+)

diff --git a/rMD-exp/include/recordmydesktop.h b/rMD-exp/include/recordmydesktop.h
index 1c3ebe0..4997a72 100644
--- a/rMD-exp/include/recordmydesktop.h
+++ b/rMD-exp/include/recordmydesktop.h
@@ -589,5 +589,6 @@ void SizePack2_8_16(int *start,int *size,int limit);
 void *CacheImageBuffer(void *pdata);
 void InitCacheData(ProgData *pdata,EncData *enc_data_t,CacheData *cache_data_t);
 void InitCacheData(ProgData *pdata,EncData *enc_data_t,CacheData *cache_data_t);
+void *CacheSoundBuffer(void *pdata);
 #endif
 
diff --git a/rMD-exp/src/cache_audio.c b/rMD-exp/src/cache_audio.c
index 5bd625f..7b17d7b 100644
--- a/rMD-exp/src/cache_audio.c
+++ b/rMD-exp/src/cache_audio.c
@@ -25,5 +25,43 @@
 **********************************************************************************/
 
 #include <recordmydesktop.h>
+void *CacheSoundBuffer(void *pdata){
+//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.
+    pthread_mutex_t smut;
+    pthread_mutex_init(&smut,NULL);
+    while((((ProgData *)pdata)->running)){
+        SndBuffer *buff;
+
+        if(Paused){
+            pthread_mutex_t tmut;
+            pthread_mutex_init(&tmut,NULL);
+            pthread_cond_wait(&((ProgData *)pdata)->pause_cond,&tmut);
+        }
+
+        if(((ProgData *)pdata)->sound_buffer==NULL)
+            pthread_cond_wait(&((ProgData *)pdata)->sound_data_read,&smut);
+
+        pthread_mutex_lock(&((ProgData *)pdata)->sound_buffer_mutex);
+        buff=((ProgData *)pdata)->sound_buffer;
+        //advance the list
+        ((ProgData *)pdata)->sound_buffer=((ProgData *)pdata)->sound_buffer->next;
+        pthread_mutex_unlock(&((ProgData *)pdata)->sound_buffer_mutex);
+
+        fwrite(buff->data,((ProgData *)pdata)->periodsize,1,((ProgData *)pdata)->cache_data->afp);
+
+
+
+        ((ProgData *)pdata)->avd-=((ProgData *)pdata)->periodtime;
+
+        free(buff->data);
+        free(buff);
+    }
+
+    fclose(((ProgData *)pdata)->cache_data->afp);
+    pthread_exit(&errno);
+}
 
  
diff --git a/rMD-exp/src/recordmydesktop.c b/rMD-exp/src/recordmydesktop.c
index df7fbb3..c02ecdf 100644
--- a/rMD-exp/src/recordmydesktop.c
+++ b/rMD-exp/src/recordmydesktop.c
@@ -58,6 +58,7 @@ int main(int argc,char **argv){
                     image_cache_t,
                     sound_capture_t,
                     sound_encode_t,
+                    sound_cache_t,
                     flush_to_ogg_t;
         XShmSegmentInfo shminfo;
         int i;
@@ -189,6 +190,7 @@ int main(int argc,char **argv){
 
         if(!pdata.args.nosound){
             pthread_create(&sound_capture_t,NULL,CaptureSound,(void *)&pdata);
+            pthread_create(&sound_cache_t,NULL,CacheSoundBuffer,(void *)&pdata);
 //             pthread_create(&sound_encode_t,NULL,EncodeSoundBuffer,(void *)&pdata);
         }
 //         pthread_create(&flush_to_ogg_t,NULL,FlushToOgg,(void *)&pdata);
-- 
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