From 4eeb8595e11d5a6ea62e8f235c99189c8e402b1d Mon Sep 17 00:00:00 2001
From: biocrasher <biocrasher@f606c939-3180-4ac9-a4b8-4b8779d57d0a>
Date: Sat, 29 Jul 2006 16:13:37 +0000
Subject: change in channels bug fixed

git-svn-id: https://recordmydesktop.svn.sourceforge.net/svnroot/recordmydesktop/trunk@33 f606c939-3180-4ac9-a4b8-4b8779d57d0a
---
 recordmydesktop/include/recordmydesktop.h |  2 +-
 recordmydesktop/src/capture_sound.c       |  2 +-
 recordmydesktop/src/opendev.c             | 10 +++++++---
 recordmydesktop/src/recordmydesktop.c     |  2 +-
 4 files changed, 10 insertions(+), 6 deletions(-)

(limited to 'recordmydesktop')

diff --git a/recordmydesktop/include/recordmydesktop.h b/recordmydesktop/include/recordmydesktop.h
index a994432..bb5dcf0 100644
--- a/recordmydesktop/include/recordmydesktop.h
+++ b/recordmydesktop/include/recordmydesktop.h
@@ -427,7 +427,7 @@ int ZPixmapToBMP(XImage *imgz,BRWindow *brwin,char *fname,int nbytes,int scale);
 unsigned char *MakeDummyPointer(DisplaySpecs *specs,int size,int color,int type,unsigned char *npxl);
 void *CaptureSound(void *pdata);
 void *EncodeSoundBuffer(void *pdata);
-snd_pcm_t *OpenDev(const char *pcm_dev,unsigned int channels,unsigned int *frequency,snd_pcm_uframes_t *periodsize,unsigned int *periodtime,int *hardpause);
+snd_pcm_t *OpenDev(const char *pcm_dev,unsigned int *channels,unsigned int *frequency,snd_pcm_uframes_t *periodsize,unsigned int *periodtime,int *hardpause);
 void InitEncoder(ProgData *pdata,EncData *enc_data_t);
 void MakeMatrices();
 #endif
diff --git a/recordmydesktop/src/capture_sound.c b/recordmydesktop/src/capture_sound.c
index a8b3846..9449be2 100644
--- a/recordmydesktop/src/capture_sound.c
+++ b/recordmydesktop/src/capture_sound.c
@@ -50,7 +50,7 @@ void *CaptureSound(void *pdata){
 
                 ((ProgData *)pdata)->sound_handle=
                     OpenDev(((ProgData *)pdata)->args.device,
-                            ((ProgData *)pdata)->args.channels,
+                            &((ProgData *)pdata)->args.channels,
                             &((ProgData *)pdata)->args.frequency,
                             NULL,
                             NULL,
diff --git a/recordmydesktop/src/opendev.c b/recordmydesktop/src/opendev.c
index d8a4179..c0be942 100644
--- a/recordmydesktop/src/opendev.c
+++ b/recordmydesktop/src/opendev.c
@@ -30,7 +30,7 @@
 #include <recordmydesktop.h>
 
 
-snd_pcm_t *OpenDev(const char *pcm_dev,unsigned int channels,unsigned int *frequency,snd_pcm_uframes_t *periodsize,unsigned int *periodtime,int *hard_pause){
+snd_pcm_t *OpenDev(const char *pcm_dev,unsigned int *channels,unsigned int *frequency,snd_pcm_uframes_t *periodsize,unsigned int *periodtime,int *hard_pause){
     
     snd_pcm_t *mhandle;
     snd_pcm_hw_params_t *hwparams;
@@ -64,15 +64,19 @@ snd_pcm_t *OpenDev(const char *pcm_dev,unsigned int channels,unsigned int *frequ
         fprintf(stderr, "Playback frequency %dHz is not available...\nUsing %dHz instead.\n",*frequency,exactrate);
         *frequency=exactrate;
     }
-    if (snd_pcm_hw_params_set_channels_near(mhandle, hwparams, &channels)<0){
+    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;
     }
-    buffsize=(((exactrate*channels)))>>channels;
+    buffsize=(exactrate*(*channels))/2;
     if (snd_pcm_hw_params_set_buffer_size_near(mhandle, hwparams,&buffsize)<0){
         fprintf(stderr, "Couldn't set buffer size.\n");
         return NULL;
diff --git a/recordmydesktop/src/recordmydesktop.c b/recordmydesktop/src/recordmydesktop.c
index a873f70..41a8bca 100644
--- a/recordmydesktop/src/recordmydesktop.c
+++ b/recordmydesktop/src/recordmydesktop.c
@@ -133,7 +133,7 @@ int main(int argc,char **argv){
             exit(0);
         }
         if(!pdata.args.nosound)
-            pdata.sound_handle=OpenDev(pdata.args.device,pdata.args.channels,&pdata.args.frequency,&pdata.periodsize,            &pdata.periodtime,&pdata.hard_pause);
+            pdata.sound_handle=OpenDev(pdata.args.device,&pdata.args.channels,&pdata.args.frequency,&pdata.periodsize,            &pdata.periodtime,&pdata.hard_pause);
         if(pdata.sound_handle==NULL){
             fprintf(stderr,"Error while opening/configuring soundcard %s\nProcceeding with no sound\n",pdata.args.device);
             pdata.args.nosound=1;
-- 
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