fix build issue on Android

Signed-off-by: Austin Yuan <shengquan.yuan@gmail.com>

3 files changed, 38 insertions, 4 deletions

diff --git a/va/va_fool.c b/va/va_fool.c
index 3826e00..f4d866f 100644
--- a/va/va_fool.c
+++ b/va/va_fool.c
@@ -40,7 +40,20 @@
 
 #include "va_fool_264.h"
 
-/* do dummy decode/encode, ignore the input data */
+
+/*
+ * Do dummy decode/encode, ignore the input data
+ * In order to debug memory leak or low performance issues, we need to isolate driver problems
+ * We export env "VA_FOOL", with which, we can do fake decode/encode:
+ *
+ * LIBVA_FOOL_DECODE:
+ * . if set, decode does nothing, but fill in some YUV data
+ * LIBVA_FOOL_ENCODE:
+ * . if set, encode does nothing, but fill in a hard-coded 720P clip into coded buffer.
+ * . VA CONTEXT/CONFIG/SURFACE will call into drivers, but VA Buffer creation is done in here
+ * . Bypass all ~SvaBeginPic/vaRenderPic/vaEndPic~T
+ */
+
 
 /* global settings */
 
@@ -274,7 +287,7 @@ int va_FoolCreateSurfaces(
     unsigned int chroma_v_offset;
     unsigned int buffer_name;
     void *buffer = NULL;
-    char *Y_data, *U_data, *V_data;
+    unsigned char *Y_data, *U_data, *V_data;
 
     int box_width = num_surfaces/2;
     int row_shift = 0;
@@ -320,9 +333,9 @@ int va_FoolCreateSurfaces(
 	    if (row_shift==(2*box_width))
 		row_shift= 0;
 	}
-	return;
+	return 0; /* the return value is ignored */
     }
-    return ;
+    return 0; /* the return value is ignored */
 }
 
 VAStatus va_FoolCreateBuffer (
diff --git a/va/va_fool.h b/va/va_fool.h
index 6b49a83..792d6c6 100644
--- a/va/va_fool.h
+++ b/va/va_fool.h
@@ -86,4 +86,14 @@ VAStatus va_FoolUnmapBuffer (
     VABufferID buf_id  /* in */
 );
 
+
+VAStatus va_FoolQuerySubpictureFormats (
+    VADisplay dpy,
+    VAImageFormat *format_list,
+    unsigned int *flags,
+    unsigned int *num_formats
+);
+
+
+
 #endif
diff --git a/va/va_trace.c b/va/va_trace.c
index 9c5bc16..dd1181f 100644
--- a/va/va_trace.c
+++ b/va/va_trace.c
@@ -38,6 +38,17 @@
 #include <sys/stat.h>
 #include <unistd.h>
 
+/*
+ * Export env "VA_TRACE" to debug some corruptions issues
+ * .LIBVA_TRACE=log_file: general VA parameters saved into log_file
+ * .LIBVA_TRACE_BUFDATA: dump VA buffer data into log_file (if not set, just calculate a checksum)
+ * .LIBVA_TRACE_CODEDBUF=coded_clip_file: save the coded clip into file coded_clip_file
+ * .LIBVA_TRACE_SURFACE=decoded_yuv_file: save the decoded YUV file decoded_yuv_file
+ * .LIBVA_TRACE_LOGSIZE=numeric number: truncate the log_file or coded_clip_file, or decoded_yuv_file
+ *					when the size is bigger than the number
+ */
+
+
 /* global settings */
 
 /* LIBVA_TRACE */