Fix VA trace warnings.

Missing declarations, wrong return values, if any, etc.

va/va.c

@@ -25,6 +25,7 @@
 #define _GNU_SOURCE 1
 #include "va.h"
 #include "va_backend.h"
+#include "va_trace.h"
 #include "config.h"
 
 #include <assert.h>

va/va_trace.c

@@ -25,6 +25,7 @@
 #define _GNU_SOURCE 1
 #include "va.h"
 #include "va_backend.h"
+#include "va_trace.h"
 
 #include <assert.h>
 #include <stdarg.h>
@@ -48,7 +49,34 @@ static unsigned int trace_slice;
 static unsigned int trace_width;
 static unsigned int trace_height;
 
-int va_TraceInit(void)
+/* Prototypes (functions defined in va.c) */
+VAStatus vaBufferInfo (
+    VADisplay dpy,
+    VAContextID context,	/* in */
+    VABufferID buf_id,		/* in */
+    VABufferType *type,		/* out */
+    unsigned int *size,		/* out */
+    unsigned int *num_elements	/* out */
+);
+
+VAStatus vaLockSurface(VADisplay dpy,
+    VASurfaceID surface,
+    unsigned int *fourcc, /* following are output argument */
+    unsigned int *luma_stride,
+    unsigned int *chroma_u_stride,
+    unsigned int *chroma_v_stride,
+    unsigned int *luma_offset,
+    unsigned int *chroma_u_offset,
+    unsigned int *chroma_v_offset,
+    unsigned int *buffer_name,
+    void **buffer 
+);
+
+VAStatus vaUnlockSurface(VADisplay dpy,
+    VASurfaceID surface
+);
+
+void va_TraceInit(void)
 {
     trace_file = (const char *)getenv("LIBVA_TRACE");
     if (trace_file) {
@@ -58,7 +86,7 @@ int va_TraceInit(void)
     }
 }
 
-int va_TraceEnd(void)
+void va_TraceEnd(void)
 {
     if (trace_file && trace_fp) {
         fclose(trace_fp);
@@ -73,7 +101,7 @@ int va_TraceEnd(void)
     }
 }
 
-int va_TraceMsg(const char *msg, ...)
+void va_TraceMsg(const char *msg, ...)
 {
     va_list args;
     
@@ -87,7 +115,7 @@ int va_TraceMsg(const char *msg, ...)
 }
 
 
-int va_TraceCreateConfig(
+void va_TraceCreateConfig(
     VADisplay dpy,
     VAProfile profile, 
     VAEntrypoint entrypoint, 
@@ -110,7 +138,7 @@ int va_TraceCreateConfig(
 }
 
 
-int va_TraceCreateSurface(
+void va_TraceCreateSurface(
     VADisplay dpy,
     int width,
     int height,
@@ -131,7 +159,7 @@ int va_TraceCreateSurface(
 }
 
 
-int va_TraceCreateContext(
+void va_TraceCreateContext(
     VADisplay dpy,
     VAConfigID config_id,
     int picture_width,
@@ -721,7 +749,7 @@ static void va_TraceVASliceParameterBufferVC1(
     va_TraceMsg ("    slice_vertical_position       = %d\n", p->slice_vertical_position);
 }
 
-int va_TraceBeginPicture(
+void va_TraceBeginPicture(
     VADisplay dpy,
     VAContextID context,
     VASurfaceID render_target
@@ -738,16 +766,7 @@ int va_TraceBeginPicture(
     trace_slice = 0;
 }
 
-VAStatus vaBufferInfo (
-    VADisplay dpy,
-    VAContextID context,	/* in */
-    VABufferID buf_id,		/* in */
-    VABufferType *type,		/* out */
-    unsigned int *size,		/* out */
-    unsigned int *num_elements	/* out */
-);
-
-static int va_TraceMPEG2Buf(
+static void va_TraceMPEG2Buf(
     VADisplay dpy,
     VAContextID context,
     VABufferID buffer,
@@ -798,12 +817,9 @@ static int va_TraceMPEG2Buf(
     case VAEncH264SEIBufferType:
         break;
     }
-    
-    return 0;
 }
 
-
-static int va_TraceMPEG4Buf(
+static void va_TraceMPEG4Buf(
     VADisplay dpy,
     VAContextID context,
     VABufferID buffer,
@@ -856,13 +872,10 @@ static int va_TraceMPEG4Buf(
     default:
         break;
     }
-    
-    
-    return 0;
 }
 
 
-static int va_TraceH264Buf(
+static void va_TraceH264Buf(
     VADisplay dpy,
     VAContextID context,
     VABufferID buffer,
@@ -915,13 +928,10 @@ static int va_TraceH264Buf(
     default:
         break;
     }
-    
-    
-    return 0;
 }
 
 
-static int va_TraceVC1Buf(
+static void va_TraceVC1Buf(
     VADisplay dpy,
     VAContextID context,
     VABufferID buffer,
@@ -974,11 +984,9 @@ static int va_TraceVC1Buf(
     default:
         break;
     }
-    
-    return 0;
 }
 
-int va_TraceRenderPicture(
+void va_TraceRenderPicture(
     VADisplay dpy,
     VAContextID context,
     VABufferID *buffers,
@@ -1035,7 +1043,7 @@ int va_TraceRenderPicture(
 }
 
 
-int va_TraceEndPicture(
+void va_TraceEndPicture(
     VADisplay dpy,
     VAContextID context
 )
@@ -1066,7 +1074,7 @@ int va_TraceEndPicture(
                                       &luma_offset, &chroma_u_offset, &chroma_v_offset, &buffer_name, &buffer);
 
     if (va_status != VA_STATUS_SUCCESS)
-        return va_status;
+        return;
     
     va_TraceMsg("\tfourcc=0x%08x\n", fourcc);
     va_TraceMsg("\twidth=%d\n", trace_width);

va/va_trace.h

+/*
+ * Copyright (c) 2009 Intel Corporation. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ * 
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ * 
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#ifndef VA_TRACE_H
+#define VA_TRACE_H
+
+void va_TraceInit(void);
+void va_TraceEnd(void);
+
+void va_TraceMsg(const char *msg, ...);
+
+void va_TraceCreateConfig(
+    VADisplay dpy,
+    VAProfile profile, 
+    VAEntrypoint entrypoint, 
+    VAConfigAttrib *attrib_list,
+    int num_attribs,
+    VAConfigID *config_id /* out */
+);
+
+void va_TraceCreateSurface(
+    VADisplay dpy,
+    int width,
+    int height,
+    int format,
+    int num_surfaces,
+    VASurfaceID *surfaces	/* out */
+);
+
+void va_TraceCreateContext(
+    VADisplay dpy,
+    VAConfigID config_id,
+    int picture_width,
+    int picture_height,
+    int flag,
+    VASurfaceID *render_targets,
+    int num_render_targets,
+    VAContextID *context		/* out */
+);
+
+void va_TraceBeginPicture(
+    VADisplay dpy,
+    VAContextID context,
+    VASurfaceID render_target
+);
+
+void va_TraceRenderPicture(
+    VADisplay dpy,
+    VAContextID context,
+    VABufferID *buffers,
+    int num_buffers
+);
+
+void va_TraceEndPicture(
+    VADisplay dpy,
+    VAContextID context
+);
+
+#endif /* VA_TRACE_H */