Void CapBuf_blackFill(Buffer_Handle hBuf)
{
switch (BufferGfx_getColorSpace(hBuf)) {
case ColorSpace_YUV422PSEMI:
{
Int8 *yPtr = Buffer_getUserPtr(hBuf);
Int32 ySize = Buffer_getSize(hBuf) / 2;
Int8 *cbcrPtr = yPtr + ySize;
Int bpp = ColorSpace_getBpp(ColorSpace_YUV422PSEMI);
Int y;
BufferGfx_Dimensions dim;
UInt32 offset;
BufferGfx_getDimensions(hBuf, &dim);
offset = dim.y * dim.lineLength + dim.x * bpp / 8;
for (y = 0; y < dim.height; y++) {
memset(yPtr + offset, 0x0, dim.width * bpp / 8);
yPtr += dim.lineLength;
}
for (y = 0; y < dim.height; y++) {
memset(cbcrPtr + offset, 0x80, dim.width * bpp / 8);
cbcrPtr += dim.lineLength;
}
break;
}
case ColorSpace_YUV420PSEMI:
{
Int8 *yPtr = Buffer_getUserPtr(hBuf);
Int32 ySize = Buffer_getSize(hBuf) * 2 / 3;
Int8 *cbcrPtr = yPtr + ySize;
Int bpp = ColorSpace_getBpp(ColorSpace_YUV420PSEMI);
Int y;
BufferGfx_Dimensions dim;
BufferGfx_getDimensions(hBuf, &dim);
yPtr += dim.y * dim.lineLength + dim.x * bpp / 8;
for (y = 0; y < dim.height; y++) {
memset(yPtr, 0x0, dim.width * bpp / 8);
yPtr += dim.lineLength;
}
cbcrPtr += dim.y * dim.lineLength / 2 + dim.x * bpp / 8;
for (y = 0; y < dim.height / 2; y++) {
memset(cbcrPtr, 0x80, dim.width * bpp / 8);
cbcrPtr += dim.lineLength;
}
break;
}
case ColorSpace_UYVY:
{
Int32 *bufPtr = (Int32*)Buffer_getUserPtr(hBuf);
Int bpp = ColorSpace_getBpp(ColorSpace_UYVY);
Int i, j;
BufferGfx_Dimensions dim;
BufferGfx_getDimensions(hBuf, &dim);
bufPtr += (dim.y * dim.lineLength + dim.x * bpp / 8) / sizeof(Int32);
/* Make sure display buffer is 4-byte aligned */
assert((((UInt32) bufPtr) & 0x3) == 0);
for (i = 0; i < dim.height; i++) {
for (j = 0; j < dim.width / 2; j++) {
bufPtr[j] = UYVY_BLACK;
}
bufPtr += dim.lineLength / sizeof(Int32);
}
break;
}
case ColorSpace_RGB565:
{
memset(Buffer_getUserPtr(hBuf), 0, Buffer_getSize(hBuf));
break;
}
default:
{
ERR("Unsupported color space (%d) for _Dmai_blackFill\n",
BufferGfx_getColorSpace(hBuf));
break;
}
}
}
/******************************************************************************
* Idec1_process
******************************************************************************/
Int Idec1_process(Idec1_Handle hId, Buffer_Handle hInBuf,
Buffer_Handle hOutBuf)
{
BufferGfx_Dimensions dim;
IMGDEC1_DynamicParams dynParams;
IMGDEC1_InArgs inArgs;
IMGDEC1_OutArgs outArgs;
IMGDEC1_Status decStatus;
XDM1_BufDesc inBufDesc;
XDM1_BufDesc outBufDesc;
XDAS_Int32 status;
XDAS_Int8 * inPtr;
XDAS_Int8 * outPtr;
UInt32 offset = 0;
UInt32 i;
assert(hId);
assert(hInBuf);
assert(hOutBuf);
assert(Buffer_getSize(hInBuf));
assert(Buffer_getUserPtr(hInBuf));
assert(Buffer_getUserPtr(hOutBuf));
assert(Buffer_getNumBytesUsed(hInBuf));
assert(Buffer_getSize(hOutBuf));
assert(Buffer_getType(hOutBuf) == Buffer_Type_GRAPHICS);
BufferGfx_getDimensions(hOutBuf, &dim);
inPtr = Buffer_getUserPtr(hInBuf);
outPtr = Buffer_getUserPtr(hOutBuf);
inArgs.size = sizeof(IMGDEC1_InArgs);
inArgs.numBytes = Buffer_getNumBytesUsed(hInBuf);
outArgs.size = sizeof(IMGDEC1_OutArgs);
inBufDesc.numBufs = 1;
outBufDesc.numBufs = hId->minNumOutBufs;
inBufDesc.descs[0].buf = inPtr;
inBufDesc.descs[0].bufSize = Buffer_getSize(hInBuf);
for(i = 0; i < hId->minNumOutBufs; i++)
{
outBufDesc.descs[i].buf = (XDAS_Int8 *)((unsigned int)outPtr + offset);
offset += hId->minOutBufSize[i];
outBufDesc.descs[i].bufSize = hId->minOutBufSize[i];
}
/* Decode image buffer */
status = IMGDEC1_process(hId->hDecode, &inBufDesc, &outBufDesc, &inArgs,
&outArgs);
Buffer_setNumBytesUsed(hInBuf, outArgs.bytesConsumed);
if (status != IMGDEC1_EOK) {
if (XDM_ISFATALERROR(outArgs.extendedError)) {
Dmai_err2("IMGDEC1_process() failed with error (%d ext: 0x%x)\n",
(Int)status, (Uns) outArgs.extendedError);
return Dmai_EFAIL;
}
else {
Dmai_dbg1("IMGDEC1_process() non-fatal error 0x%x\n",
(Uns) outArgs.extendedError);
return Dmai_EBITERROR;
}
}
/* Get the dynamic codec status */
decStatus.data.buf = NULL;
decStatus.size = sizeof(IMGDEC1_Status);
dynParams.size = sizeof(IMGDEC1_DynamicParams);
status = IMGDEC1_control(hId->hDecode, XDM_GETSTATUS, &dynParams,
&decStatus);
if (status != IMGDEC1_EOK) {
Dmai_err1("XDM_GETSTATUS failed, status=%d\n", status);
return Dmai_EFAIL;
}
/* Set output Color Format */
switch (decStatus.outputChromaFormat) {
case XDM_YUV_422ILE:
BufferGfx_setColorSpace (hOutBuf, ColorSpace_UYVY);
break;
case XDM_YUV_420P:
BufferGfx_setColorSpace (hOutBuf, ColorSpace_YUV420P);
break;
case XDM_YUV_422P:
BufferGfx_setColorSpace (hOutBuf, ColorSpace_YUV422P);
break;
case XDM_YUV_444P:
BufferGfx_setColorSpace (hOutBuf, ColorSpace_YUV444P);
break;
case XDM_GRAY:
BufferGfx_setColorSpace (hOutBuf, ColorSpace_GRAY);
break;
default:
printf("Unsupported output color space.\n");
return Dmai_EFAIL;
}
dim.x = dim.y = 0;
dim.width = decStatus.outputWidth;
dim.height = decStatus.outputHeight;
dim.lineLength = decStatus.outputWidth *
ColorSpace_getBpp(BufferGfx_getColorSpace(hOutBuf)) / 8;
if (BufferGfx_setDimensions(hOutBuf, &dim) < 0) {
Dmai_err0("Frame does not fit in allocated buffer\n");
return Dmai_EFAIL;
}
return Dmai_EOK;
}
/******************************************************************************
* _Dmai_blackFill
******************************************************************************/
Void _Dmai_blackFill(Buffer_Handle hBuf)
{
switch (BufferGfx_getColorSpace(hBuf)) {
case ColorSpace_YUV422PSEMI:
{
Int8 *yPtr = Buffer_getUserPtr(hBuf);
Int32 ySize = Buffer_getSize(hBuf) / 2;
Int8 *cbcrPtr = yPtr + ySize;
Int32 cbCrSize = Buffer_getSize(hBuf) - ySize;
Int i;
/* Fill the Y plane */
for (i = 0; i < ySize; i++) {
yPtr[i] = 0x0;
}
for (i = 0; i < cbCrSize; i++) {
cbcrPtr[i] = 0x80;
}
break;
}
case ColorSpace_YUV420PSEMI:
{
Int8 *bufPtr = Buffer_getUserPtr(hBuf);
Int y;
Int bpp = ColorSpace_getBpp(ColorSpace_YUV420PSEMI);
BufferGfx_Dimensions dim;
BufferGfx_getDimensions(hBuf, &dim);
for (y = 0; y < dim.height; y++) {
memset(bufPtr, 0x0, dim.width * bpp / 8);
bufPtr += dim.lineLength;
}
for (y = 0; y < (dim.height / 2); y++) {
memset(bufPtr, 0x80, dim.width * bpp / 8);
bufPtr += dim.lineLength;
}
break;
}
case ColorSpace_UYVY:
{
Int32 *bufPtr = (Int32*)Buffer_getUserPtr(hBuf);
Int32 bufSize = Buffer_getSize(hBuf) / sizeof(Int32);
Int i;
/* Make sure display buffer is 4-byte aligned */
assert((((UInt32) bufPtr) & 0x3) == 0);
for (i = 0; i < bufSize; i++) {
bufPtr[i] = UYVY_BLACK;
}
break;
}
case ColorSpace_RGB565:
{
memset(Buffer_getUserPtr(hBuf), 0, Buffer_getSize(hBuf));
break;
}
default:
Dmai_err0("Unsupported color space for _Dmai_blackFill\n");
break;
}
}
