* modules/audio_output/waveout.c: Fixed a rounding issue

modules/audio_output/waveout.c

@@ -26,6 +26,7 @@
  *****************************************************************************/
 #include <string.h>                                            /* strerror() */
 #include <stdlib.h>                            /* calloc(), malloc(), free() */
+#include <math.h>                                                /* roundf() */
 
 #include <vlc/vlc.h>
 #include <vlc/aout.h>
@@ -800,8 +801,11 @@ static int VolumeGet( aout_instance_t * p_aout, audio_volume_t * pi_volume )
 #endif
 
     i_waveout_vol &= 0xFFFF;
+    /* Force float computation, otherwise VolumeGet does not return the value
+     * which was set with VolumeSet, because of rounding issues */
     *pi_volume = p_aout->output.i_volume =
-        i_waveout_vol * AOUT_VOLUME_MAX / 2 / 0xFFFF;
+        (audio_volume_t)roundf((float)i_waveout_vol * AOUT_VOLUME_MAX
+                               / 2.0 / 0xFFFF);
     return 0;
 }