DWORD compr, size ;
USHORT i;
int bitmap_type;
- RGBTRIPLE* rgbTriples;
RGBQUAD* rgbQuads;
VOID* colorPtr;
return 0;
colorPtr = (LPBYTE)Info + Info->bmiHeader.biSize;
- rgbTriples = colorPtr;
rgbQuads = colorPtr;
bitmap_type = DIB_GetBitmapInfo(&Info->bmiHeader,
switch(bpp)
{
case 0: /* Only info */
- if(pbmci)
- {
- pbmci->bmciHeader.bcWidth = (WORD)psurf->SurfObj.sizlBitmap.cx;
- pbmci->bmciHeader.bcHeight = (WORD)((psurf->SurfObj.fjBitmap & BMF_TOPDOWN) ?
- -psurf->SurfObj.sizlBitmap.cy :
- psurf->SurfObj.sizlBitmap.cy);
- pbmci->bmciHeader.bcPlanes = 1;
- pbmci->bmciHeader.bcBitCount = BitsPerFormat(psurf->SurfObj.iBitmapFormat);
- }
Info->bmiHeader.biWidth = psurf->SurfObj.sizlBitmap.cx;
Info->bmiHeader.biHeight = (psurf->SurfObj.fjBitmap & BMF_TOPDOWN) ?
-psurf->SurfObj.sizlBitmap.cy :
if(Usage == DIB_RGB_COLORS)
{
ULONG colors = min(psurf->ppal->NumColors, 256);
-
- if(pbmci)
- {
- for(i = 0; i < colors; i++)
- {
- rgbTriples[i].rgbtRed = psurf->ppal->IndexedColors[i].peRed;
- rgbTriples[i].rgbtGreen = psurf->ppal->IndexedColors[i].peGreen;
- rgbTriples[i].rgbtBlue = psurf->ppal->IndexedColors[i].peBlue;
- }
- }
if(colors != 256) Info->bmiHeader.biClrUsed = colors;
for(i = 0; i < colors; i++)
{
rgbQuads[i].rgbRed = psurf->ppal->IndexedColors[i].peRed;
rgbQuads[i].rgbGreen = psurf->ppal->IndexedColors[i].peGreen;
rgbQuads[i].rgbBlue = psurf->ppal->IndexedColors[i].peBlue;
+ rgbQuads[i].rgbReserved = 0;
}
}
else
{
for(i = 0; i < 256; i++)
- {
- if(pbmci) ((WORD*)rgbTriples)[i] = i;
((WORD*)rgbQuads)[i] = i;
- }
}
}
else
{
for(i = 0; i < 256; i++)
{
- if(pbmci) ((WORD*)rgbTriples)[i] = i;
((WORD*)rgbQuads)[i] = i;
}
}
}
for (i = 0; i < pDcPal->NumColors; i++)
{
- if (pbmci)
- {
- rgbTriples[i].rgbtRed = pDcPal->IndexedColors[i].peRed;
- rgbTriples[i].rgbtGreen = pDcPal->IndexedColors[i].peGreen;
- rgbTriples[i].rgbtBlue = pDcPal->IndexedColors[i].peBlue;
- }
-
rgbQuads[i].rgbRed = pDcPal->IndexedColors[i].peRed;
rgbQuads[i].rgbGreen = pDcPal->IndexedColors[i].peGreen;
rgbQuads[i].rgbBlue = pDcPal->IndexedColors[i].peBlue;
switch (bpp)
{
case 1:
- if (pbmci)
- {
- rgbTriples[0].rgbtRed = rgbTriples[0].rgbtGreen =
- rgbTriples[0].rgbtBlue = 0;
- rgbTriples[1].rgbtRed = rgbTriples[1].rgbtGreen =
- rgbTriples[1].rgbtBlue = 0xff;
- }
- rgbQuads[0].rgbRed = rgbQuads[0].rgbGreen =
- rgbQuads[0].rgbBlue = 0;
+ rgbQuads[0].rgbRed = rgbQuads[0].rgbGreen = rgbQuads[0].rgbBlue = 0;
rgbQuads[0].rgbReserved = 0;
- rgbQuads[1].rgbRed = rgbQuads[1].rgbGreen =
- rgbQuads[1].rgbBlue = 0xff;
+ rgbQuads[1].rgbRed = rgbQuads[1].rgbGreen = rgbQuads[1].rgbBlue = 0xff;
rgbQuads[1].rgbReserved = 0;
break;
case 4:
- if (pbmci)
- RtlCopyMemory(rgbTriples, EGAColorsTriples, sizeof(EGAColorsTriples));
RtlCopyMemory(rgbQuads, EGAColorsQuads, sizeof(EGAColorsQuads));
-
break;
case 8:
{
INT r, g, b;
RGBQUAD *color;
- if (pbmci)
- {
- RGBTRIPLE *colorTriple;
-
- RtlCopyMemory(rgbTriples, DefLogPaletteTriples,
- 10 * sizeof(RGBTRIPLE));
- RtlCopyMemory(rgbTriples + 246, DefLogPaletteTriples + 10,
- 10 * sizeof(RGBTRIPLE));
- colorTriple = rgbTriples + 10;
- for(r = 0; r <= 5; r++) /* FIXME */
- {
- for(g = 0; g <= 5; g++)
- {
- for(b = 0; b <= 5; b++)
- {
- colorTriple->rgbtRed = (r * 0xff) / 5;
- colorTriple->rgbtGreen = (g * 0xff) / 5;
- colorTriple->rgbtBlue = (b * 0xff) / 5;
- colorTriple++;
- }
- }
- }
- }
memcpy(rgbQuads, DefLogPaletteQuads,
10 * sizeof(RGBQUAD));
memcpy(rgbQuads + 246, DefLogPaletteQuads + 10,
}
psurfDest = SURFACE_ShareLockSurface(hBmpDest);
-
- rcDest.left = 0;
- rcDest.top = 0;
- rcDest.bottom = ScanLines;
- rcDest.right = psurf->SurfObj.sizlBitmap.cx;
+
+ RECTL_vSetRect(&rcDest, 0, 0, ScanLines, psurf->SurfObj.sizlBitmap.cx);
srcPoint.x = 0;
if(pDC) DC_UnlockDc(pDC);
if(psurf) SURFACE_ShareUnlockSurface(psurf);
- if(pbmci) DIB_FreeConvertedBitmapInfo(Info, (BITMAPINFO*)pbmci);
+ if(pbmci) DIB_FreeConvertedBitmapInfo(Info, (BITMAPINFO*)pbmci, Usage);
return ScanLines;
}
/* Frees a BITMAPINFO created with DIB_ConvertBitmapInfo */
VOID
FASTCALL
-DIB_FreeConvertedBitmapInfo(BITMAPINFO* converted, BITMAPINFO* orig)
+DIB_FreeConvertedBitmapInfo(BITMAPINFO* converted, BITMAPINFO* orig, DWORD usage)
{
- if(converted != orig)
+ BITMAPCOREINFO* pbmci;
+ if(converted == orig)
+ return;
+
+ if(usage == -1)
+ {
+ /* Caller don't want any conversion */
ExFreePoolWithTag(converted, TAG_DIB);
+ return;
+ }
+
+ /* Perform inverse conversion */
+ pbmci = (BITMAPCOREINFO*)orig;
+
+ ASSERT(pbmci->bmciHeader.bcSize == sizeof(BITMAPCOREHEADER));
+ pbmci->bmciHeader.bcBitCount = converted->bmiHeader.biBitCount;
+ pbmci->bmciHeader.bcWidth = converted->bmiHeader.biWidth;
+ pbmci->bmciHeader.bcHeight = converted->bmiHeader.biHeight;
+ pbmci->bmciHeader.bcPlanes = converted->bmiHeader.biPlanes;
+
+ if(pbmci->bmciHeader.bcBitCount <= 8)
+ {
+ UINT numColors = converted->bmiHeader.biClrUsed;
+ if(!numColors) numColors = 1 << pbmci->bmciHeader.bcBitCount;
+ if(usage == DIB_PAL_COLORS)
+ {
+ RtlZeroMemory(pbmci->bmciColors, (1 << pbmci->bmciHeader.bcBitCount) * sizeof(WORD));
+ RtlCopyMemory(pbmci->bmciColors, converted->bmiColors, numColors * sizeof(WORD));
+ }
+ else
+ {
+ UINT i;
+ RtlZeroMemory(pbmci->bmciColors, (1 << pbmci->bmciHeader.bcBitCount) * sizeof(RGBTRIPLE));
+ for(i=0; i<numColors; i++)
+ {
+ pbmci->bmciColors[i].rgbtRed = converted->bmiColors[i].rgbRed;
+ pbmci->bmciColors[i].rgbtGreen = converted->bmiColors[i].rgbGreen;
+ pbmci->bmciColors[i].rgbtBlue = converted->bmiColors[i].rgbBlue;
+ }
+ }
+ }
+ /* Now free it, it's not needed anymore */
+ ExFreePoolWithTag(converted, TAG_DIB);
}
/* EOF */
projects / reactos.git / blobdiff