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gdi32: Use the bitmap part of the DIBSECTION structure for the DDB object information.

oldstable
Alexandre Julliard 2012-01-10 16:09:54 +01:00
parent e896af4065
commit 71ea68b657
5 changed files with 55 additions and 59 deletions
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63
dlls/gdi32/bitmap.c
View File

@ -71,13 +71,13 @@ BOOL nulldrv_CopyBitmap( HBITMAP src, HBITMAP dst )
BITMAPOBJ *src_bmp = GDI_GetObjPtr( src, OBJ_BITMAP );
if (!src_bmp) return FALSE;
if (src_bmp->bitmap.bmBits)
if (src_bmp->dib.dsBm.bmBits)
{
BITMAPOBJ *dst_bmp = GDI_GetObjPtr( dst, OBJ_BITMAP );
int stride = get_dib_stride( dst_bmp->bitmap.bmWidth, dst_bmp->bitmap.bmBitsPixel );
dst_bmp->bitmap.bmBits = HeapAlloc( GetProcessHeap(), 0, dst_bmp->bitmap.bmHeight * stride );
if (dst_bmp->bitmap.bmBits)
memcpy( dst_bmp->bitmap.bmBits, src_bmp->bitmap.bmBits, dst_bmp->bitmap.bmHeight * stride );
int stride = get_dib_stride( dst_bmp->dib.dsBm.bmWidth, dst_bmp->dib.dsBm.bmBitsPixel );
dst_bmp->dib.dsBm.bmBits = HeapAlloc( GetProcessHeap(), 0, dst_bmp->dib.dsBm.bmHeight * stride );
if (dst_bmp->dib.dsBm.bmBits)
memcpy( dst_bmp->dib.dsBm.bmBits, src_bmp->dib.dsBm.bmBits, dst_bmp->dib.dsBm.bmHeight * stride );
else
ret = FALSE;
GDI_ReleaseObj( dst );
@ -293,8 +293,8 @@ HBITMAP WINAPI CreateBitmapIndirect( const BITMAP *bmp )
return 0;
}
bmpobj->bitmap = bm;
bmpobj->bitmap.bmBits = NULL;
bmpobj->dib.dsBm = bm;
bmpobj->dib.dsBm.bmBits = NULL;
bmpobj->funcs = &null_driver;
if (!(hbitmap = alloc_gdi_handle( &bmpobj->header, OBJ_BITMAP, &bitmap_funcs )))
@ -336,14 +336,14 @@ LONG WINAPI GetBitmapBits(
if (!bmp) return 0;
dst_stride = get_bitmap_stride( bmp->bitmap.bmWidth, bmp->bitmap.bmBitsPixel );
ret = max = dst_stride * bmp->bitmap.bmHeight;
dst_stride = get_bitmap_stride( bmp->dib.dsBm.bmWidth, bmp->dib.dsBm.bmBitsPixel );
ret = max = dst_stride * bmp->dib.dsBm.bmHeight;
if (!bits) goto done;
if (count > max) count = max;
ret = count;
src.visrect.left = 0;
src.visrect.right = bmp->bitmap.bmWidth;
src.visrect.right = bmp->dib.dsBm.bmWidth;
src.visrect.top = 0;
src.visrect.bottom = (count + dst_stride - 1) / dst_stride;
src.x = src.y = 0;
@ -415,23 +415,23 @@ LONG WINAPI SetBitmapBits(
count = -count;
}
src_stride = get_bitmap_stride( bmp->bitmap.bmWidth, bmp->bitmap.bmBitsPixel );
count = min( count, src_stride * bmp->bitmap.bmHeight );
src_stride = get_bitmap_stride( bmp->dib.dsBm.bmWidth, bmp->dib.dsBm.bmBitsPixel );
count = min( count, src_stride * bmp->dib.dsBm.bmHeight );
dst_stride = get_dib_stride( bmp->bitmap.bmWidth, bmp->bitmap.bmBitsPixel );
dst_stride = get_dib_stride( bmp->dib.dsBm.bmWidth, bmp->dib.dsBm.bmBitsPixel );
src.visrect.left = src.x = 0;
src.visrect.top = src.y = 0;
src.visrect.right = src.width = bmp->bitmap.bmWidth;
src.visrect.right = src.width = bmp->dib.dsBm.bmWidth;
src.visrect.bottom = src.height = (count + src_stride - 1 ) / src_stride;
dst = src;
if (count % src_stride)
{
HRGN last_row;
int extra_pixels = ((count % src_stride) << 3) / bmp->bitmap.bmBitsPixel;
int extra_pixels = ((count % src_stride) << 3) / bmp->dib.dsBm.bmBitsPixel;
if ((count % src_stride << 3) % bmp->bitmap.bmBitsPixel)
if ((count % src_stride << 3) % bmp->dib.dsBm.bmBitsPixel)
FIXME( "Unhandled partial pixel\n" );
clip = CreateRectRgn( src.visrect.left, src.visrect.top,
src.visrect.right, src.visrect.bottom - 1 );
@ -442,8 +442,8 @@ LONG WINAPI SetBitmapBits(
}
TRACE("(%p, %d, %p) %dx%d %d bpp fetched height: %d\n",
hbitmap, count, bits, bmp->bitmap.bmWidth, bmp->bitmap.bmHeight,
bmp->bitmap.bmBitsPixel, src.height );
hbitmap, count, bits, bmp->dib.dsBm.bmWidth, bmp->dib.dsBm.bmHeight,
bmp->dib.dsBm.bmBitsPixel, src.height );
if (src_stride == dst_stride)
{
@ -469,7 +469,7 @@ LONG WINAPI SetBitmapBits(
/* query the color info */
info->bmiHeader.biSize = sizeof(info->bmiHeader);
info->bmiHeader.biPlanes = 1;
info->bmiHeader.biBitCount = bmp->bitmap.bmBitsPixel;
info->bmiHeader.biBitCount = bmp->dib.dsBm.bmBitsPixel;
info->bmiHeader.biCompression = BI_RGB;
info->bmiHeader.biXPelsPerMeter = 0;
info->bmiHeader.biYPelsPerMeter = 0;
@ -482,7 +482,7 @@ LONG WINAPI SetBitmapBits(
if (!err || err == ERROR_BAD_FORMAT)
{
info->bmiHeader.biWidth = bmp->bitmap.bmWidth;
info->bmiHeader.biWidth = bmp->dib.dsBm.bmWidth;
info->bmiHeader.biHeight = -dst.height;
info->bmiHeader.biSizeImage = dst.height * dst_stride;
err = bmp->funcs->pPutImage( NULL, hbitmap, clip, info, &src_bits, &src, &dst, SRCCOPY );
@ -506,24 +506,24 @@ static void set_initial_bitmap_bits( HBITMAP hbitmap, BITMAPOBJ *bmp )
struct gdi_image_bits bits;
struct bitblt_coords src, dst;
if (!bmp->bitmap.bmBits) return;
if (!bmp->dib.dsBm.bmBits) return;
if (bmp->funcs->pPutImage == nulldrv_PutImage) return;
get_ddb_bitmapinfo( bmp, src_info );
bits.ptr = bmp->bitmap.bmBits;
bits.ptr = bmp->dib.dsBm.bmBits;
bits.is_copy = FALSE;
bits.free = NULL;
bits.param = NULL;
src.x = 0;
src.y = 0;
src.width = bmp->bitmap.bmWidth;
src.height = bmp->bitmap.bmHeight;
src.width = bmp->dib.dsBm.bmWidth;
src.height = bmp->dib.dsBm.bmHeight;
src.visrect.left = 0;
src.visrect.top = 0;
src.visrect.right = bmp->bitmap.bmWidth;
src.visrect.bottom = bmp->bitmap.bmHeight;
src.visrect.right = bmp->dib.dsBm.bmWidth;
src.visrect.bottom = bmp->dib.dsBm.bmHeight;
dst = src;
copy_bitmapinfo( dst_info, src_info );
@ -651,8 +651,8 @@ static HGDIOBJ BITMAP_SelectObject( HGDIOBJ handle, HDC hdc )
dc->dirty = 0;
dc->vis_rect.left = 0;
dc->vis_rect.top = 0;
dc->vis_rect.right = bitmap->bitmap.bmWidth;
dc->vis_rect.bottom = bitmap->bitmap.bmHeight;
dc->vis_rect.right = bitmap->dib.dsBm.bmWidth;
dc->vis_rect.bottom = bitmap->dib.dsBm.bmHeight;
GDI_ReleaseObj( handle );
DC_InitDC( dc );
GDI_dec_ref_count( ret );
@ -688,7 +688,7 @@ static BOOL BITMAP_DeleteObject( HGDIOBJ handle )
if (!(bmp = free_gdi_handle( handle ))) return FALSE;
HeapFree( GetProcessHeap(), 0, bmp->bitmap.bmBits );
HeapFree( GetProcessHeap(), 0, bmp->dib.dsBm.bmBits );
return HeapFree( GetProcessHeap(), 0, bmp );
}
@ -706,8 +706,9 @@ static INT BITMAP_GetObject( HGDIOBJ handle, INT count, LPVOID buffer )
if (!buffer) ret = sizeof(BITMAP);
else if (count >= sizeof(BITMAP))
{
memcpy( buffer, &bmp->bitmap, sizeof(BITMAP) );
((BITMAP *) buffer)->bmBits = NULL;
BITMAP *bitmap = buffer;
*bitmap = bmp->dib.dsBm;
bitmap->bmBits = NULL;
ret = sizeof(BITMAP);
}
GDI_ReleaseObj( handle );

8
dlls/gdi32/brush.c
View File

@ -73,8 +73,8 @@ void cache_pattern_bits( PHYSDEV physdev, struct brush_pattern *pattern )
src.visrect.left = src.x = 0;
src.visrect.top = src.y = 0;
src.visrect.right = src.width = bmp->bitmap.bmWidth;
src.visrect.bottom = src.height = bmp->bitmap.bmHeight;
src.visrect.right = src.width = bmp->dib.dsBm.bmWidth;
src.visrect.bottom = src.height = bmp->dib.dsBm.bmHeight;
if (bmp->funcs->pGetImage( NULL, pattern->bitmap, info, &bits, &src ))
{
HeapFree( GetProcessHeap(), 0, info );
@ -101,8 +101,8 @@ static BOOL copy_bitmap( struct brush_pattern *brush, HBITMAP bitmap )
if (!is_bitmapobj_dib( bmp ))
{
if ((brush->bitmap = CreateBitmap( bmp->bitmap.bmWidth, bmp->bitmap.bmHeight,
bmp->bitmap.bmPlanes, bmp->bitmap.bmBitsPixel, NULL )))
if ((brush->bitmap = CreateBitmap( bmp->dib.dsBm.bmWidth, bmp->dib.dsBm.bmHeight,
bmp->dib.dsBm.bmPlanes, bmp->dib.dsBm.bmBitsPixel, NULL )))
{
if (bmp->funcs->pCopyBitmap( bitmap, brush->bitmap ))
{

30
dlls/gdi32/dib.c
View File

@ -693,8 +693,8 @@ INT WINAPI SetDIBits( HDC hdc, HBITMAP hbitmap, UINT startscan,
dst.visrect.left = 0;
dst.visrect.top = 0;
dst.visrect.right = bitmap->bitmap.bmWidth;
dst.visrect.bottom = bitmap->bitmap.bmHeight;
dst.visrect.right = bitmap->dib.dsBm.bmWidth;
dst.visrect.bottom = bitmap->dib.dsBm.bmHeight;
src.visrect.left = 0;
src.visrect.top = 0;
@ -961,10 +961,10 @@ static int fill_query_info( BITMAPINFO *info, BITMAPOBJ *bmp )
BITMAPINFOHEADER header;
header.biSize = info->bmiHeader.biSize; /* Ensure we don't overwrite the original size when we copy back */
header.biWidth = bmp->bitmap.bmWidth;
header.biHeight = bmp->bitmap.bmHeight;
header.biWidth = bmp->dib.dsBm.bmWidth;
header.biHeight = bmp->dib.dsBm.bmHeight;
header.biPlanes = 1;
header.biBitCount = bmp->bitmap.bmBitsPixel;
header.biBitCount = bmp->dib.dsBm.bmBitsPixel;
switch (header.biBitCount)
{
@ -995,7 +995,7 @@ static int fill_query_info( BITMAPINFO *info, BITMAPOBJ *bmp )
else
info->bmiHeader = header;
return abs(bmp->bitmap.bmHeight);
return bmp->dib.dsBm.bmHeight;
}
/************************************************************************
@ -1146,10 +1146,10 @@ void fill_default_color_table( BITMAPINFO *info )
void get_ddb_bitmapinfo( BITMAPOBJ *bmp, BITMAPINFO *info )
{
info->bmiHeader.biSize = sizeof(info->bmiHeader);
info->bmiHeader.biWidth = bmp->bitmap.bmWidth;
info->bmiHeader.biHeight = -bmp->bitmap.bmHeight;
info->bmiHeader.biWidth = bmp->dib.dsBm.bmWidth;
info->bmiHeader.biHeight = -bmp->dib.dsBm.bmHeight;
info->bmiHeader.biPlanes = 1;
info->bmiHeader.biBitCount = bmp->bitmap.bmBitsPixel;
info->bmiHeader.biBitCount = bmp->dib.dsBm.bmBitsPixel;
info->bmiHeader.biCompression = BI_RGB;
info->bmiHeader.biXPelsPerMeter = 0;
info->bmiHeader.biYPelsPerMeter = 0;
@ -1229,8 +1229,8 @@ INT WINAPI GetDIBits(
src.visrect.left = 0;
src.visrect.top = 0;
src.visrect.right = bmp->bitmap.bmWidth;
src.visrect.bottom = bmp->bitmap.bmHeight;
src.visrect.right = bmp->dib.dsBm.bmWidth;
src.visrect.bottom = bmp->dib.dsBm.bmHeight;
dst.visrect.left = 0;
dst.visrect.top = 0;
@ -1548,10 +1548,6 @@ HBITMAP WINAPI CreateDIBSection(HDC hdc, CONST BITMAPINFO *bmi, UINT usage,
if (!bmp->dib.dsBm.bmBits) goto error;
bmp->bitmap = bmp->dib.dsBm;
bmp->bitmap.bmWidthBytes = get_bitmap_stride( info->bmiHeader.biWidth, info->bmiHeader.biBitCount );
bmp->bitmap.bmBits = NULL;
if (!(ret = alloc_gdi_handle( &bmp->header, OBJ_BITMAP, &dib_funcs ))) goto error;
if (bits) *bits = bmp->dib.dsBm.bmBits;
@ -1626,8 +1622,8 @@ static HGDIOBJ DIB_SelectObject( HGDIOBJ handle, HDC hdc )
dc->dirty = 0;
dc->vis_rect.left = 0;
dc->vis_rect.top = 0;
dc->vis_rect.right = bitmap->bitmap.bmWidth;
dc->vis_rect.bottom = bitmap->bitmap.bmHeight;
dc->vis_rect.right = bitmap->dib.dsBm.bmWidth;
dc->vis_rect.bottom = bitmap->dib.dsBm.bmHeight;
GDI_ReleaseObj( handle );
DC_InitDC( dc );
GDI_dec_ref_count( ret );

12
dlls/gdi32/dibdrv/dc.c
View File

@ -165,14 +165,14 @@ BOOL init_dib_info_from_bitmapobj(dib_info *dib, BITMAPOBJ *bmp, enum dib_info_f
BITMAPINFO info;
get_ddb_bitmapinfo( bmp, &info );
if (!bmp->bitmap.bmBits)
if (!bmp->dib.dsBm.bmBits)
{
int width_bytes = get_dib_stride( bmp->bitmap.bmWidth, bmp->bitmap.bmBitsPixel );
bmp->bitmap.bmBits = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY,
bmp->bitmap.bmHeight * width_bytes );
if (!bmp->bitmap.bmBits) return FALSE;
int width_bytes = get_dib_stride( bmp->dib.dsBm.bmWidth, bmp->dib.dsBm.bmBitsPixel );
bmp->dib.dsBm.bmBits = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY,
bmp->dib.dsBm.bmHeight * width_bytes );
if (!bmp->dib.dsBm.bmBits) return FALSE;
}
init_dib_info_from_bitmapinfo( dib, &info, bmp->bitmap.bmBits, flags );
init_dib_info_from_bitmapinfo( dib, &info, bmp->dib.dsBm.bmBits, flags );
}
else init_dib_info( dib, &bmp->dib.dsBmih, bmp->dib.dsBitfields,
bmp->color_table, bmp->dib.dsBm.bmBits, flags );

1
dlls/gdi32/gdi_private.h
View File

@ -174,7 +174,6 @@ static inline INT GDI_ROUND(double val)
typedef struct tagBITMAPOBJ
{
GDIOBJHDR header;
BITMAP bitmap;
DIBSECTION dib;
SIZE size; /* For SetBitmapDimension() */
RGBQUAD *color_table; /* DIB color table if <= 8bpp (always 1 << bpp in size) */