Force precision to 16 in audio drivers (fixes #63)

libsidplayfp · Feb 17, 2025 · f6158e0 · f6158e0 · ruby-R53 · Feb 19, 2025
1 parent 51cb2d4
commit f6158e0
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Showing 6 changed files with 14 additions and 2 deletions.
diff --git a/src/audio/alsa/audiodrv.cpp b/src/audio/alsa/audiodrv.cpp
@@ -98,6 +98,8 @@ bool Audio_ALSA::open(AudioConfig &cfg)
             throw error("Unable to allocate memory for sample buffers.");
         }
 
+        // Force precision
+        cfg.precision = 16;
         // Setup internal Config
         _settings = cfg;
         return true;

diff --git a/src/audio/directx/audiodrv.cpp b/src/audio/directx/audiodrv.cpp
@@ -180,6 +180,8 @@ bool Audio_DirectX::open (AudioConfig &cfg, HWND hwnd)
             throw error("Unable to set play position to start of buffer.");
         }
 
+        // Force precision
+        cfg.precision = 16;
         // Update the users settings
         m_frameSize   = wfm.nBlockAlign;
         _settings     = cfg;

diff --git a/src/audio/mmsystem/audiodrv.cpp b/src/audio/mmsystem/audiodrv.cpp
@@ -162,6 +162,8 @@ bool Audio_MMSystem::open(AudioConfig &cfg)
         m_frameSize = wfm.nBlockAlign;
         blockNum = 0;
         _sampleBuffer = blocks[blockNum];
+        // Force precision
+        cfg.precision = 16;
         return true;
     }
     catch(error const &e)

diff --git a/src/audio/oss/audiodrv.cpp b/src/audio/oss/audiodrv.cpp
@@ -117,8 +117,10 @@ bool Audio_OSS::open (AudioConfig &cfg)
             throw error("Unable to allocate memory for sample buffers.");
         }
 
-        // Setup internal Config
         m_frameSize = 2 * cfg.channels;
+        // Force precision
+        cfg.precision = 16;
+        // Setup internal Config
         _settings = cfg;
         return true;
     }

diff --git a/src/audio/out123/audiodrv.cpp b/src/audio/out123/audiodrv.cpp
@@ -88,6 +88,8 @@ bool Audio_OUT123::open(AudioConfig &cfg)
             throw error("Unable to allocate memory for sample buffers.");
         }
 
+        // Force precision
+        cfg.precision = 16;
         // Setup internal Config
         _settings = cfg;
         return true;

diff --git a/src/audio/pulse/audiodrv.cpp b/src/audio/pulse/audiodrv.cpp
@@ -81,8 +81,10 @@ bool Audio_Pulse::open(AudioConfig &cfg)
         }
 
         m_frameSize = 2 * cfg.channels;
-        _settings = cfg;
 
+        // Force precision
+        cfg.precision = 16;
+        _settings = cfg;
         return true;
     }
     catch(error const  &e)