adding mikmod

Original commit message from CVS:
adding mikmod

1 files changed, 97 insertions, 0 deletions

diff --git a/ext/mikmod/drv_gst.c b/ext/mikmod/drv_gst.c
new file mode 100644
index 00000000..1869c8c6
--- /dev/null
+++ b/ext/mikmod/drv_gst.c
@@ -0,0 +1,97 @@
+#include <stdlib.h>
+
+#include "gstmikmod.h"
+
+static int buffer_size;
+static SBYTE *audiobuffer = NULL;
+extern int need_sync;
+
+static BOOL mikmod_IsThere( void )
+{
+  return 1;
+}
+
+static BOOL mikmod_Init( void )
+{
+  buffer_size = 32768;
+  if (!( audiobuffer = ( SBYTE * ) g_malloc( buffer_size ) ))
+    return 1;
+    
+  return VC_Init();
+}
+
+static void mikmod_Exit( void )
+{
+  VC_Exit();
+
+  if ( audiobuffer )
+  {
+    g_free(audiobuffer);
+    audiobuffer = NULL;
+  }	
+}
+
+
+static void mikmod_Update( void )
+{
+gint length;
+GstBuffer *outdata;
+
+  length = VC_WriteBytes((SBYTE *) audiobuffer, buffer_size);
+  	
+  outdata = gst_buffer_new();
+  
+  GST_BUFFER_DATA( outdata ) = g_memdup( audiobuffer, length );
+  GST_BUFFER_SIZE( outdata ) = length;
+
+  if ( need_sync == 1 )
+  {
+    GST_BUFFER_FLAG_SET (outdata, GST_BUFFER_FLUSH);
+    need_sync = 0 ;
+  }
+  gst_pad_push( srcpad, outdata );
+      
+}
+
+static BOOL mikmod_Reset( void )
+{
+  VC_Exit();
+  return VC_Init();
+}
+
+
+MDRIVER drv_gst =
+{
+	NULL,
+	"mikmod",
+	"mikmod output driver v1.0",
+	0, 255,
+#if (LIBMIKMOD_VERSION > 0x030106)
+        "mikmod",
+        NULL,
+#endif
+        mikmod_IsThere, 
+	VC_SampleLoad,
+	VC_SampleUnload,
+	VC_SampleSpace,
+	VC_SampleLength,
+	mikmod_Init,
+	mikmod_Exit,
+	mikmod_Reset,
+	VC_SetNumVoices,
+	VC_PlayStart,
+	VC_PlayStop,
+	mikmod_Update,
+	NULL,
+	VC_VoiceSetVolume,
+	VC_VoiceGetVolume,
+	VC_VoiceSetFrequency,
+	VC_VoiceGetFrequency,
+	VC_VoiceSetPanning,
+	VC_VoiceGetPanning,
+	VC_VoicePlay,
+	VC_VoiceStop,
+	VC_VoiceStopped,
+	VC_VoiceGetPosition,
+	VC_VoiceRealVolume
+};