1 files changed, 349 insertions, 0 deletions
diff --git a/sgx/services4/3rdparty/bufferclass_example/bufferclass_example_private.c b/sgx/services4/3rdparty/bufferclass_example/bufferclass_example_private.c
new file mode 100644
index 0000000..3a02eb9
--- /dev/null
+++ b/sgx/services4/3rdparty/bufferclass_example/bufferclass_example_private.c
@@ -0,0 +1,349 @@
+/**********************************************************************
+ *
+ * Copyright (C) Imagination Technologies Ltd. All rights reserved.
+ * 
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ * 
+ * This program is distributed in the hope it will be useful but, except 
+ * as otherwise stated in writing, without any warranty; without even the 
+ * implied warranty of merchantability or fitness for a particular purpose. 
+ * See the GNU General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License along with
+ * this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+ * 
+ * The full GNU General Public License is included in this distribution in
+ * the file called "COPYING".
+ *
+ * Contact Information:
+ * Imagination Technologies Ltd. <gpl-support@imgtec.com>
+ * Home Park Estate, Kings Langley, Herts, WD4 8LZ, UK 
+ *
+ ******************************************************************************/
+
+#include "bufferclass_example.h"
+#include "bufferclass_example_private.h"
+
+#define MIN(a,b) ((a)<(b)?(a):(b))
+
+static void FillNV12Image(void *pvDest, int width, int height, int bytestride)
+{
+	static int iPhase = 0;
+	int             i, j;
+	unsigned char   u,v,y;
+	unsigned char  *pui8y = (unsigned char *)pvDest;
+	unsigned short *pui16uv;
+	unsigned int    count = 0;
+
+	for(j=0;j<height;j++)
+	{
+		pui8y = (unsigned char *)pvDest + j * bytestride;
+		count = 0;
+
+		for(i=0;i<width;i++)
+		{
+			y = (((i+iPhase)>>6)%(2)==0)? 0x7f:0x00;
+
+			pui8y[count++] = y;
+		}
+	}
+
+	for(j=0;j<height;j+=2)
+	{
+		pui16uv = (unsigned short *)((unsigned char *)pvDest + height * bytestride + (j / 2) * bytestride);
+		count = 0;
+
+		for(i=0;i<width;i+=2)
+		{
+			u = (j<(height/2))? ((i<(width/2))? 0xFF:0x33) : ((i<(width/2))? 0x33:0xAA);
+			v = (j<(height/2))? ((i<(width/2))? 0xAC:0x0) : ((i<(width/2))? 0x03:0xEE);
+
+ 			
+			pui16uv[count++] = (v << 8) | u;
+
+		}
+	}
+
+	iPhase++;
+}
+
+static void FillI420Image(void *pvDest, int width, int height, int bytestride)
+{
+	static int iPhase = 0;
+	int             i, j;
+	unsigned char   u,v,y;
+	unsigned char  *pui8y = (unsigned char *)pvDest;
+	unsigned char *pui8u, *pui8v;
+	unsigned int    count = 0;
+	int uvplanestride = bytestride / 2;
+	int uvplaneheight = height / 2;
+
+	for(j=0;j<height;j++)
+	{
+		pui8y = (unsigned char *)pvDest + j * bytestride;
+		count = 0;
+
+		for(i=0;i<width;i++)
+		{
+			y = (((i+iPhase)>>6)%(2)==0)? 0x7f:0x00;
+
+			pui8y[count++] = y;
+		}
+	}
+
+	for(j=0;j<height;j+=2)
+	{
+		pui8u = (unsigned char *)pvDest + (height * bytestride) + ((j / 2) * uvplanestride);
+		count = 0;
+
+		for(i=0;i<width;i+=2)
+		{
+			u = (j<(height/2))? ((i<(width/2))? 0xFF:0x33) : ((i<(width/2))? 0x33:0xAA);
+
+			pui8u[count++] = u;
+
+		}
+	}
+
+	for(j=0;j<height;j+=2)
+	{
+		pui8v = (unsigned char *)pvDest + (height * bytestride) + (uvplaneheight * uvplanestride) + (j / 2) * uvplanestride;
+		count = 0;
+
+		for(i=0;i<width;i+=2)
+		{
+			v = (j<(height/2))? ((i<(width/2))? 0xAC:0x0) : ((i<(width/2))? 0x03:0xEE);
+
+			pui8v[count++] = v;
+		}
+	}
+
+	iPhase++;
+}
+
+static void FillYUV422Image(void *pvDest, int width, int height, int bytestride, PVRSRV_PIXEL_FORMAT pixelformat)
+{
+	static int iPhase = 0;
+	int           x, y;
+	unsigned char u,v,y0,y1;
+	unsigned long *pui32yuv = (unsigned long *)pvDest;
+	unsigned int  count = 0;
+
+	for(y=0;y<height;y++)
+	{
+		pui32yuv = (unsigned long *)((unsigned char *)pvDest + y * bytestride);
+		count = 0;
+
+		for(x=0;x<width; x+=2)
+		{
+			u = (y<(height/2))? ((x<(width/2))? 0xFF:0x33) : ((x<(width/2))? 0x33:0xAA);
+			v = (y<(height/2))? ((x<(width/2))? 0xAA:0x0) : ((x<(width/2))? 0x03:0xEE);
+
+			y0 = y1 = (((x+iPhase)>>6)%(2)==0)? 0x7f:0x00;
+
+			switch(pixelformat)
+			{
+				case PVRSRV_PIXEL_FORMAT_FOURCC_ORG_VYUY:
+					pui32yuv[count++] = (y1 << 24) | (u << 16) | (y0 << 8) | v;
+					break;
+				case PVRSRV_PIXEL_FORMAT_FOURCC_ORG_UYVY:
+					pui32yuv[count++] = (y1 << 24) | (v << 16) | (y0 << 8) | u;
+					break;
+				case PVRSRV_PIXEL_FORMAT_FOURCC_ORG_YUYV:
+					pui32yuv[count++] = (v << 24) | (y1 << 16) | (u << 8) | y0;
+					break;
+				case PVRSRV_PIXEL_FORMAT_FOURCC_ORG_YVYU:
+					pui32yuv[count++] = (u << 24) | (y1 << 16) | (v << 8) | y0;
+					break;
+				
+				default:
+					break;
+
+			}
+
+		}
+	}
+
+	iPhase++;
+}
+
+static void FillRGB565Image(void *pvDest, int width, int height, int bytestride)
+{
+	int i, Count;
+	unsigned long *pui32Addr  = (unsigned long *)pvDest;
+	unsigned short *pui16Addr = (unsigned short *)pvDest;
+	unsigned long   Colour32;
+	unsigned short  Colour16;
+	static unsigned char Colour8 = 0;
+	
+	Colour16 = (Colour8>>3) | ((Colour8>>2)<<5) | ((Colour8>>3)<<11);
+	Colour32 = Colour16 | Colour16 << 16;
+			
+	Count = (height * bytestride)>>2;
+
+	for(i=0; i<Count; i++)
+	{
+		pui32Addr[i] = Colour32;
+	}
+
+	Count =  height;
+
+	pui16Addr = (unsigned short *)((unsigned char *)pvDest + (2 * Colour8));
+
+	for(i=0; i<Count; i++)
+	{
+		*pui16Addr = 0xF800U;
+
+		pui16Addr = (unsigned short *)((unsigned char *)pui16Addr + bytestride);
+	}
+	Count = bytestride >> 2;
+	
+	pui32Addr = (unsigned long *)((unsigned char *)pvDest + (bytestride * (MIN(height - 1, 0xFF) - Colour8)));
+
+	for(i=0; i<Count; i++)
+	{
+		pui32Addr[i] = 0x001F001FUL;
+	}
+
+	
+	Colour8 = (Colour8 + 1) % MIN(height - 1, 0xFFU);
+}
+
+
+int FillBuffer(unsigned int uiBufferIndex)
+{
+	BC_EXAMPLE_DEVINFO  *psDevInfo = GetAnchorPtr();
+	BC_EXAMPLE_BUFFER   *psBuffer;
+	BUFFER_INFO         *psBufferInfo;
+	PVRSRV_SYNC_DATA    *psSyncData;
+
+	
+	if(psDevInfo == NULL)
+	{
+		return -1;
+	}
+
+	psBuffer = &psDevInfo->psSystemBuffer[uiBufferIndex];
+	psBufferInfo = &psDevInfo->sBufferInfo;
+
+	
+	psSyncData = psBuffer->psSyncData;
+
+	if(psSyncData)
+	{
+		
+		if(psSyncData->ui32ReadOpsPending != psSyncData->ui32ReadOpsComplete)
+		{
+			return -1;
+		}
+
+		
+		psSyncData->ui32WriteOpsPending++;
+	}
+
+	switch(psBufferInfo->pixelformat)
+	{
+		case PVRSRV_PIXEL_FORMAT_RGB565:
+		default:
+		{
+			FillRGB565Image(psBuffer->sCPUVAddr, 
+							psBufferInfo->ui32Width, 
+							psBufferInfo->ui32Height, 
+							psBufferInfo->ui32ByteStride);
+			break;
+		}
+		case PVRSRV_PIXEL_FORMAT_FOURCC_ORG_VYUY:
+		case PVRSRV_PIXEL_FORMAT_FOURCC_ORG_UYVY:
+		case PVRSRV_PIXEL_FORMAT_FOURCC_ORG_YUYV:
+		case PVRSRV_PIXEL_FORMAT_FOURCC_ORG_YVYU:
+		{
+			FillYUV422Image(psBuffer->sCPUVAddr, 
+							psBufferInfo->ui32Width, 
+							psBufferInfo->ui32Height, 
+							psBufferInfo->ui32ByteStride, 
+							psBufferInfo->pixelformat);
+			break;
+		}
+		case PVRSRV_PIXEL_FORMAT_NV12:
+		{
+			FillNV12Image(psBuffer->sCPUVAddr, 
+							psBufferInfo->ui32Width, 
+							psBufferInfo->ui32Height, 
+							psBufferInfo->ui32ByteStride);
+			break;
+		}
+		case PVRSRV_PIXEL_FORMAT_I420:
+		{
+			FillI420Image(psBuffer->sCPUVAddr, 
+							psBufferInfo->ui32Width, 
+							psBufferInfo->ui32Height, 
+							psBufferInfo->ui32ByteStride);
+			break;
+		}
+	}
+
+	
+	if(psSyncData)
+	{
+		psSyncData->ui32WriteOpsComplete++;
+
+		if (NULL != psDevInfo->sPVRJTable.pfnPVRSRVScheduleDevices)
+		{
+			(*psDevInfo->sPVRJTable.pfnPVRSRVScheduleDevices)();
+		}
+	}
+
+	return 0;
+}
+
+
+int GetBufferCount(unsigned int *puiBufferCount)
+{
+	BC_EXAMPLE_DEVINFO *psDevInfo = GetAnchorPtr();
+
+	
+	if(psDevInfo == IMG_NULL)
+	{
+		return -1;
+	}
+
+	
+	*puiBufferCount = (unsigned int)psDevInfo->sBufferInfo.ui32BufferCount;
+
+	return 0;
+}
+
+
+
+int ReconfigureBuffer(unsigned int *uiSucceed)
+{
+	BCE_ERROR eError;
+ 
+	
+	eError = BC_Example_Buffers_Destroy();
+
+	if (eError != BCE_OK)
+	{
+	    *uiSucceed = 0;
+		return -1;
+	}
+
+	
+
+
+	
+	eError = BC_Example_Buffers_Create();
+
+	if (eError != BCE_OK)
+	{
+	    *uiSucceed = 0;
+		return -1;
+	}
+
+	
+	*uiSucceed = 1;
+	return 0;
+}