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Added optimized write functions.

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This commit is contained in:
Armin Novak 2016-11-24 10:37:21 +01:00
parent 4cc291869a
commit b9072bf0ea
1 changed files with 78 additions and 5 deletions
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83
libfreerdp/primitives/prim_YCoCg.c
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@ -32,6 +32,81 @@
#endif /* !MINMAX */
/* ------------------------------------------------------------------------- */
static INLINE BYTE* writePixelBGRX(BYTE* dst, DWORD formatSize, UINT32 format,
BYTE R, BYTE G, BYTE B, BYTE A)
{
dst[0] = B;
dst[1] = G;
dst[2] = R;
dst[3] = A;
return dst + formatSize;
}
static INLINE BYTE* writePixelRGBX(BYTE* dst, DWORD formatSize, UINT32 format,
BYTE R, BYTE G, BYTE B, BYTE A)
{
dst[0] = R;
dst[1] = G;
dst[2] = B;
dst[3] = A;
return dst + formatSize;
}
static INLINE BYTE* writePixelXBGR(BYTE* dst, DWORD formatSize, UINT32 format,
BYTE R, BYTE G, BYTE B, BYTE A)
{
dst[0] = A;
dst[1] = B;
dst[2] = G;
dst[3] = R;
return dst + formatSize;
}
static INLINE BYTE* writePixelXRGB(BYTE* dst, DWORD formatSize, UINT32 format,
BYTE R, BYTE G, BYTE B, BYTE A)
{
dst[0] = A;
dst[1] = R;
dst[2] = G;
dst[3] = B;
return dst + formatSize;
}
static INLINE BYTE* writePixelGeneric(BYTE* dst, DWORD formatSize, UINT32 format,
BYTE R, BYTE G, BYTE B, BYTE A)
{
UINT32 color = GetColor(format, R, G, B, A);
WriteColor(dst, format, color);
return dst + formatSize;
}
typedef BYTE* (*fkt_writePixel)(BYTE*, DWORD, UINT32, BYTE, BYTE, BYTE, BYTE);
static INLINE fkt_writePixel getWriteFunction(DWORD format)
{
switch (format)
{
case PIXEL_FORMAT_ARGB32:
case PIXEL_FORMAT_XRGB32:
return writePixelXRGB;
case PIXEL_FORMAT_ABGR32:
case PIXEL_FORMAT_XBGR32:
return writePixelXBGR;
case PIXEL_FORMAT_RGBA32:
case PIXEL_FORMAT_RGBX32:
return writePixelRGBX;
case PIXEL_FORMAT_BGRA32:
case PIXEL_FORMAT_BGRX32:
return writePixelBGRX;
default:
return writePixelGeneric;
}
}
static pstatus_t general_YCoCgToRGB_8u_AC4R(
const BYTE* pSrc, INT32 srcStep,
BYTE* pDst, UINT32 DstFormat, INT32 dstStep,
@ -45,6 +120,7 @@ static pstatus_t general_YCoCgToRGB_8u_AC4R(
const BYTE* sptr = pSrc;
INT16 Cg, Co, Y, T, R, G, B;
const DWORD formatSize = GetBytesPerPixel(DstFormat);
fkt_writePixel writePixel = getWriteFunction(DstFormat);
int cll = shift - 1; /* -1 builds in the /2's */
UINT32 srcPad = srcStep - (width * 4);
UINT32 dstPad = dstStep - (width * formatSize);
@ -67,11 +143,8 @@ static pstatus_t general_YCoCgToRGB_8u_AC4R(
R = T + Co;
G = Y + Cg;
B = T - Co;
color = GetColor(DstFormat,
MINMAX(R, 0, 255), MINMAX(G, 0, 255),
MINMAX(B, 0, 255), A);
WriteColor(dptr, DstFormat, color);
dptr += formatSize;
dptr = (*writePixel)(dptr, formatSize, DstFormat, MINMAX(R, 0, 255),
MINMAX(G, 0, 255), MINMAX(B, 0, 255), A);
}
sptr += srcPad;