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gdi32: Pass a DC pointer to get_pixel_color(). 

Signed-off-by: Huw Davies <huw@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Huw Davies 2016-07-28 10:49:47 +01:00 committed by Alexandre Julliard
parent cf386b8b64
commit d8e353f99f
5 changed files with 59 additions and 51 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
dlls/gdi32/dibdrv/dibdrv.h
View File

@ -250,7 +250,7 @@ extern void free_dib_info(dib_info *dib) DECLSPEC_HIDDEN;
extern void free_pattern_brush(dib_brush *brush) DECLSPEC_HIDDEN;
extern void copy_dib_color_info(dib_info *dst, const dib_info *src) DECLSPEC_HIDDEN;
extern BOOL convert_dib(dib_info *dst, const dib_info *src) DECLSPEC_HIDDEN;
extern DWORD get_pixel_color( HDC hdc, const dib_info *dib, COLORREF color, BOOL mono_fixup ) DECLSPEC_HIDDEN;
extern DWORD get_pixel_color( DC *dc, const dib_info *dib, COLORREF color, BOOL mono_fixup ) DECLSPEC_HIDDEN;
extern int clip_rect_to_dib( const dib_info *dib, RECT *rc ) DECLSPEC_HIDDEN;
extern int get_clipped_rects( const dib_info *dib, const RECT *rc, HRGN clip, struct clipped_rects *clip_rects ) DECLSPEC_HIDDEN;
extern void add_clipped_bounds( dibdrv_physdev *dev, const RECT *rect, HRGN clip ) DECLSPEC_HIDDEN;

52
dlls/gdi32/dibdrv/graphics.c
View File

@ -550,15 +550,15 @@ static int font_cache_cmp( const struct cached_font *p1, const struct cached_fon
return ret;
}
static struct cached_font *add_cached_font( HDC hdc, HFONT hfont, UINT aa_flags )
static struct cached_font *add_cached_font( DC *dc, HFONT hfont, UINT aa_flags )
{
struct cached_font font, *ptr, *last_unused = NULL;
UINT i = 0, j, k;
GetObjectW( hfont, sizeof(font.lf), &font.lf );
GetTransform( hdc, 0x204, &font.xform );
font.xform = dc->xformWorld2Vport;
font.xform.eDx = font.xform.eDy = 0; /* unused, would break hashing */
if (GetGraphicsMode( hdc ) == GM_COMPATIBLE)
if (dc->GraphicsMode == GM_COMPATIBLE)
{
font.lf.lfOrientation = font.lf.lfEscapement;
if (font.xform.eM11 * font.xform.eM22 < 0)
@ -661,18 +661,18 @@ static struct cached_glyph *get_cached_glyph( struct cached_font *font, UINT ind
*
* See the comment above get_pen_bkgnd_masks
*/
static inline void get_text_bkgnd_masks( HDC hdc, const dib_info *dib, rop_mask *mask )
static inline void get_text_bkgnd_masks( DC *dc, const dib_info *dib, rop_mask *mask )
{
COLORREF bg = GetBkColor( hdc );
COLORREF bg = dc->backgroundColor;
mask->and = 0;
if (dib->bit_count != 1)
mask->xor = get_pixel_color( hdc, dib, bg, FALSE );
mask->xor = get_pixel_color( dc, dib, bg, FALSE );
else
{
COLORREF fg = GetTextColor( hdc );
mask->xor = get_pixel_color( hdc, dib, fg, TRUE );
COLORREF fg = dc->textColor;
mask->xor = get_pixel_color( dc, dib, fg, TRUE );
if (fg != bg) mask->xor = ~mask->xor;
}
}
@ -741,7 +741,7 @@ static const int padding[4] = {0, 3, 2, 1};
* For non-antialiased bitmaps convert them to the 17-level format
* using only values 0 or 16.
*/
static struct cached_glyph *cache_glyph_bitmap( HDC hdc, struct cached_font *font, UINT index, UINT flags )
static struct cached_glyph *cache_glyph_bitmap( DC *dc, struct cached_font *font, UINT index, UINT flags )
{
UINT ggo_flags = font->aa_flags;
static const MAT2 identity = { {0,1}, {0,0}, {0,0}, {0,1} };
@ -758,7 +758,7 @@ static struct cached_glyph *cache_glyph_bitmap( HDC hdc, struct cached_font *fon
for (i = 0; i < sizeof(indices) / sizeof(indices[0]); i++)
{
index = indices[i];
ret = GetGlyphOutlineW( hdc, index, ggo_flags, &metrics, 0, NULL, &identity );
ret = GetGlyphOutlineW( dc->hSelf, index, ggo_flags, &metrics, 0, NULL, &identity );
if (ret != GDI_ERROR) break;
}
if (ret == GDI_ERROR) return NULL;
@ -773,7 +773,7 @@ static struct cached_glyph *cache_glyph_bitmap( HDC hdc, struct cached_font *fon
if (bit_count == 8) pad = padding[ metrics.gmBlackBoxX % 4 ];
ret = GetGlyphOutlineW( hdc, index, ggo_flags, &metrics, size, glyph->bits, &identity );
ret = GetGlyphOutlineW( dc->hSelf, index, ggo_flags, &metrics, size, glyph->bits, &identity );
if (ret == GDI_ERROR)
{
HeapFree( GetProcessHeap(), 0, glyph );
@ -804,7 +804,7 @@ done:
return add_cached_glyph( font, index, flags, glyph );
}
static void render_string( HDC hdc, dib_info *dib, struct cached_font *font, INT x, INT y,
static void render_string( DC *dc, dib_info *dib, struct cached_font *font, INT x, INT y,
UINT flags, const WCHAR *str, UINT count, const INT *dx,
const struct clipped_rects *clipped_rects, RECT *bounds )
{
@ -820,7 +820,7 @@ static void render_string( HDC hdc, dib_info *dib, struct cached_font *font, INT
glyph_dib.bits.is_copy = FALSE;
glyph_dib.bits.free = NULL;
text_color = get_pixel_color( hdc, dib, GetTextColor( hdc ), TRUE );
text_color = get_pixel_color( dc, dib, dc->textColor, TRUE );
if (glyph_dib.bit_count == 8)
get_aa_ranges( dib->funcs->pixel_to_colorref( dib, text_color ), ranges );
@ -828,7 +828,7 @@ static void render_string( HDC hdc, dib_info *dib, struct cached_font *font, INT
for (i = 0; i < count; i++)
{
if (!(glyph = get_cached_glyph( font, str[i], flags )) &&
!(glyph = cache_glyph_bitmap( hdc, font, str[i], flags ))) continue;
!(glyph = cache_glyph_bitmap( dc, font, str[i], flags ))) continue;
glyph_dib.width = glyph->metrics.gmBlackBoxX;
glyph_dib.height = glyph->metrics.gmBlackBoxY;
@ -857,7 +857,7 @@ static void render_string( HDC hdc, dib_info *dib, struct cached_font *font, INT
}
}
BOOL render_aa_text_bitmapinfo( HDC hdc, BITMAPINFO *info, struct gdi_image_bits *bits,
BOOL render_aa_text_bitmapinfo( DC *dc, BITMAPINFO *info, struct gdi_image_bits *bits,
struct bitblt_coords *src, INT x, INT y, UINT flags,
UINT aa_flags, LPCWSTR str, UINT count, const INT *dx )
{
@ -875,13 +875,13 @@ BOOL render_aa_text_bitmapinfo( HDC hdc, BITMAPINFO *info, struct gdi_image_bits
if (flags & ETO_OPAQUE)
{
rop_mask bkgnd_color;
get_text_bkgnd_masks( hdc, &dib, &bkgnd_color );
get_text_bkgnd_masks( dc, &dib, &bkgnd_color );
dib.funcs->solid_rects( &dib, 1, &src->visrect, bkgnd_color.and, bkgnd_color.xor );
}
if (!(font = add_cached_font( hdc, GetCurrentObject( hdc, OBJ_FONT ), aa_flags ))) return FALSE;
if (!(font = add_cached_font( dc, dc->hFont, aa_flags ))) return FALSE;
render_string( hdc, &dib, font, x, y, flags, str, count, dx, &visrect, NULL );
render_string( dc, &dib, font, x, y, flags, str, count, dx, &visrect, NULL );
release_cached_font( font );
return TRUE;
}
@ -893,6 +893,7 @@ BOOL dibdrv_ExtTextOut( PHYSDEV dev, INT x, INT y, UINT flags,
const RECT *rect, LPCWSTR str, UINT count, const INT *dx )
{
dibdrv_physdev *pdev = get_dibdrv_pdev(dev);
DC *dc = get_physdev_dc( dev );
struct clipped_rects clipped_rects;
RECT bounds;
@ -904,7 +905,7 @@ BOOL dibdrv_ExtTextOut( PHYSDEV dev, INT x, INT y, UINT flags,
if (flags & ETO_OPAQUE)
{
rop_mask bkgnd_color;
get_text_bkgnd_masks( dev->hdc, &pdev->dib, &bkgnd_color );
get_text_bkgnd_masks( dc, &pdev->dib, &bkgnd_color );
add_bounds_rect( &bounds, rect );
get_clipped_rects( &pdev->dib, rect, pdev->clip, &clipped_rects );
pdev->dib.funcs->solid_rects( &pdev->dib, clipped_rects.count, clipped_rects.rects,
@ -925,7 +926,7 @@ BOOL dibdrv_ExtTextOut( PHYSDEV dev, INT x, INT y, UINT flags,
}
if (!clipped_rects.count) goto done;
render_string( dev->hdc, &pdev->dib, pdev->font, x, y, flags, str, count, dx,
render_string( dc, &pdev->dib, pdev->font, x, y, flags, str, count, dx,
&clipped_rects, &bounds );
done:
@ -940,6 +941,7 @@ done:
HFONT dibdrv_SelectFont( PHYSDEV dev, HFONT font, UINT *aa_flags )
{
dibdrv_physdev *pdev = get_dibdrv_pdev(dev);
DC *dc = get_physdev_dc( dev );
HFONT ret;
if (pdev->dib.bit_count <= 8) *aa_flags = GGO_BITMAP; /* no anti-aliasing on <= 8bpp */
@ -949,7 +951,7 @@ HFONT dibdrv_SelectFont( PHYSDEV dev, HFONT font, UINT *aa_flags )
if (ret)
{
struct cached_font *prev = pdev->font;
pdev->font = add_cached_font( dev->hdc, font, *aa_flags ? *aa_flags : GGO_BITMAP );
pdev->font = add_cached_font( dc, font, *aa_flags ? *aa_flags : GGO_BITMAP );
release_cached_font( prev );
}
return ret;
@ -1044,7 +1046,8 @@ static void fill_row( dib_info *dib, HRGN clip, RECT *row, DWORD pixel, UINT typ
BOOL dibdrv_ExtFloodFill( PHYSDEV dev, INT x, INT y, COLORREF color, UINT type )
{
dibdrv_physdev *pdev = get_dibdrv_pdev( dev );
DWORD pixel = get_pixel_color( dev->hdc, &pdev->dib, color, FALSE );
DC *dc = get_physdev_dc( dev );
DWORD pixel = get_pixel_color( dc, &pdev->dib, color, FALSE );
RECT row;
HRGN rgn;
@ -1083,11 +1086,12 @@ BOOL dibdrv_FillPath( PHYSDEV dev )
COLORREF dibdrv_GetNearestColor( PHYSDEV dev, COLORREF color )
{
dibdrv_physdev *pdev = get_dibdrv_pdev( dev );
DC *dc = get_physdev_dc( dev );
DWORD pixel;
TRACE( "(%p, %08x)\n", dev, color );
pixel = get_pixel_color( dev->hdc, &pdev->dib, color, FALSE );
pixel = get_pixel_color( dc, &pdev->dib, color, FALSE );
return pdev->dib.funcs->pixel_to_colorref( &pdev->dib, pixel );
}
@ -1577,7 +1581,7 @@ COLORREF dibdrv_SetPixel( PHYSDEV dev, INT x, INT y, COLORREF color )
add_clipped_bounds( pdev, &rect, pdev->clip );
/* SetPixel doesn't do the 1bpp massaging like other fg colors */
pixel = get_pixel_color( dev->hdc, &pdev->dib, color, FALSE );
pixel = get_pixel_color( dc, &pdev->dib, color, FALSE );
color = pdev->dib.funcs->pixel_to_colorref( &pdev->dib, pixel );
if (!get_clipped_rects( &pdev->dib, &rect, pdev->clip, &clipped_rects )) return color;

52
dlls/gdi32/dibdrv/objects.c
View File

@ -135,18 +135,18 @@ static inline BOOL rgbquad_equal(const RGBQUAD *a, const RGBQUAD *b)
return FALSE;
}
static COLORREF make_rgb_colorref( HDC hdc, const dib_info *dib, COLORREF color, BOOL *got_pixel, DWORD *pixel )
static COLORREF make_rgb_colorref( DC *dc, const dib_info *dib, COLORREF color,
BOOL *got_pixel, DWORD *pixel )
{
*pixel = 0;
*got_pixel = FALSE;
if (color & (1 << 24)) /* PALETTEINDEX */
{
HPALETTE pal = GetCurrentObject( hdc, OBJ_PAL );
PALETTEENTRY pal_ent;
if (!GetPaletteEntries( pal, LOWORD(color), 1, &pal_ent ))
GetPaletteEntries( pal, 0, 1, &pal_ent );
if (!GetPaletteEntries( dc->hPalette, LOWORD(color), 1, &pal_ent ))
GetPaletteEntries( dc->hPalette, 0, 1, &pal_ent );
return RGB( pal_ent.peRed, pal_ent.peGreen, pal_ent.peBlue );
}
@ -172,7 +172,7 @@ static COLORREF make_rgb_colorref( HDC hdc, const dib_info *dib, COLORREF color,
* Otherwise the bg color is mapped to the closest entry in the table and
* the fg takes the other one.
*/
DWORD get_pixel_color( HDC hdc, const dib_info *dib, COLORREF color, BOOL mono_fixup )
DWORD get_pixel_color( DC *dc, const dib_info *dib, COLORREF color, BOOL mono_fixup )
{
RGBQUAD fg_quad;
BOOL got_pixel;
@ -180,7 +180,7 @@ DWORD get_pixel_color( HDC hdc, const dib_info *dib, COLORREF color, BOOL mono_f
COLORREF rgb_ref;
const RGBQUAD *color_table;
rgb_ref = make_rgb_colorref( hdc, dib, color, &got_pixel, &pixel );
rgb_ref = make_rgb_colorref( dc, dib, color, &got_pixel, &pixel );
if (got_pixel) return pixel;
if (dib->bit_count != 1 || !mono_fixup)
@ -193,8 +193,8 @@ DWORD get_pixel_color( HDC hdc, const dib_info *dib, COLORREF color, BOOL mono_f
if(rgbquad_equal(&fg_quad, color_table + 1))
return 1;
pixel = get_pixel_color( hdc, dib, GetBkColor(hdc), FALSE );
if (color == GetBkColor(hdc)) return pixel;
pixel = get_pixel_color( dc, dib, dc->backgroundColor, FALSE );
if (color == dc->backgroundColor) return pixel;
else return !pixel;
}
@ -205,10 +205,10 @@ DWORD get_pixel_color( HDC hdc, const dib_info *dib, COLORREF color, BOOL mono_f
* there are several fg sources (pen, brush, text) we take as bg the inverse
* of the relevant fg color (which is always set up correctly).
*/
static inline void get_color_masks( HDC hdc, const dib_info *dib, UINT rop, COLORREF colorref,
static inline void get_color_masks( DC *dc, const dib_info *dib, UINT rop, COLORREF colorref,
INT bkgnd_mode, rop_mask *fg_mask, rop_mask *bg_mask )
{
DWORD color = get_pixel_color( hdc, dib, colorref, TRUE );
DWORD color = get_pixel_color( dc, dib, colorref, TRUE );
calc_rop_masks( rop, color, fg_mask );
@ -219,8 +219,8 @@ static inline void get_color_masks( HDC hdc, const dib_info *dib, UINT rop, COLO
return;
}
if (dib->bit_count != 1) color = get_pixel_color( hdc, dib, GetBkColor(hdc), FALSE );
else if (colorref != GetBkColor(hdc)) color = !color;
if (dib->bit_count != 1) color = get_pixel_color( dc, dib, dc->backgroundColor, FALSE );
else if (colorref != dc->backgroundColor) color = !color;
calc_rop_masks( rop, color, bg_mask );
}
@ -802,6 +802,7 @@ static BOOL solid_pen_line_region( dibdrv_physdev *pdev, POINT *start, POINT *en
static BOOL solid_pen_lines(dibdrv_physdev *pdev, int num, POINT *pts, BOOL close, HRGN region)
{
DC *dc = get_physdev_dc( &pdev->dev );
int i;
assert( num >= 2 );
@ -817,8 +818,8 @@ static BOOL solid_pen_lines(dibdrv_physdev *pdev, int num, POINT *pts, BOOL clos
{
DWORD color, and, xor;
color = get_pixel_color( pdev->dev.hdc, &pdev->dib, pdev->pen_brush.colorref, TRUE );
calc_and_xor_masks( GetROP2(pdev->dev.hdc), color, &and, &xor );
color = get_pixel_color( dc, &pdev->dib, pdev->pen_brush.colorref, TRUE );
calc_and_xor_masks( dc->ROPmode, color, &and, &xor );
for (i = 0; i < num - 1; i++)
if (!solid_pen_line( pdev, pts + i, pts + i + 1, and, xor ))
@ -1214,6 +1215,7 @@ static BOOL dashed_pen_line_region(dibdrv_physdev *pdev, POINT *start, POINT *en
static BOOL dashed_pen_lines(dibdrv_physdev *pdev, int num, POINT *pts, BOOL close, HRGN region)
{
DC *dc = get_physdev_dc( &pdev->dev );
int i;
assert( num >= 2 );
@ -1227,8 +1229,8 @@ static BOOL dashed_pen_lines(dibdrv_physdev *pdev, int num, POINT *pts, BOOL clo
}
else
{
get_color_masks( pdev->dev.hdc, &pdev->dib, GetROP2(pdev->dev.hdc), pdev->pen_brush.colorref,
pdev->pen_is_ext ? TRANSPARENT : GetBkMode(pdev->dev.hdc),
get_color_masks( dc, &pdev->dib, dc->ROPmode, pdev->pen_brush.colorref,
pdev->pen_is_ext ? TRANSPARENT : dc->backgroundMode,
&pdev->dash_masks[1], &pdev->dash_masks[0] );
for (i = 0; i < num - 1; i++)
@ -1759,8 +1761,9 @@ COLORREF dibdrv_SetDCPenColor( PHYSDEV dev, COLORREF color )
static BOOL solid_brush(dibdrv_physdev *pdev, dib_brush *brush, dib_info *dib,
int num, const RECT *rects, INT rop)
{
DC *dc = get_physdev_dc( &pdev->dev );
rop_mask brush_color;
DWORD color = get_pixel_color( pdev->dev.hdc, &pdev->dib, brush->colorref, TRUE );
DWORD color = get_pixel_color( dc, &pdev->dib, brush->colorref, TRUE );
calc_rop_masks( rop, color, &brush_color );
dib->funcs->solid_rects( dib, num, rects, brush_color.and, brush_color.xor );
@ -1849,16 +1852,17 @@ static BOOL init_hatch_brush( dibdrv_physdev *pdev, dib_brush *brush )
static BOOL create_hatch_brush_bits(dibdrv_physdev *pdev, dib_brush *brush, BOOL *needs_reselect)
{
DC *dc = get_physdev_dc( &pdev->dev );
rop_mask fg_mask, bg_mask;
if (!init_hatch_brush( pdev, brush )) return FALSE;
get_color_masks( pdev->dev.hdc, &pdev->dib, brush->rop, brush->colorref, GetBkMode(pdev->dev.hdc),
get_color_masks( dc, &pdev->dib, brush->rop, brush->colorref, dc->backgroundMode,
&fg_mask, &bg_mask );
if (brush->colorref & (1 << 24)) /* PALETTEINDEX */
*needs_reselect = TRUE;
if (GetBkMode(pdev->dev.hdc) != TRANSPARENT && (GetBkColor(pdev->dev.hdc) & (1 << 24)))
if (dc->backgroundMode != TRANSPARENT && (dc->backgroundColor & (1 << 24)))
*needs_reselect = TRUE;
brush->dib.funcs->create_rop_masks( &brush->dib, hatches[brush->hatch],
@ -1871,6 +1875,7 @@ static BOOL create_hatch_brush_bits(dibdrv_physdev *pdev, dib_brush *brush, BOOL
static BOOL create_dither_brush_bits(dibdrv_physdev *pdev, dib_brush *brush, BOOL *needs_reselect)
{
DC *dc = get_physdev_dc( &pdev->dev );
COLORREF rgb;
DWORD pixel;
BOOL got_pixel;
@ -1880,7 +1885,7 @@ static BOOL create_dither_brush_bits(dibdrv_physdev *pdev, dib_brush *brush, BOO
if (brush->colorref & (1 << 24)) /* PALETTEINDEX */
*needs_reselect = TRUE;
rgb = make_rgb_colorref( pdev->dev.hdc, &pdev->dib, brush->colorref, &got_pixel, &pixel );
rgb = make_rgb_colorref( dc, &pdev->dib, brush->colorref, &got_pixel, &pixel );
brush->dib.funcs->create_dither_masks( &brush->dib, brush->rop, rgb, &brush->masks );
@ -1912,6 +1917,7 @@ static BOOL matching_pattern_format( dib_info *dib, dib_info *pattern )
static BOOL select_pattern_brush( dibdrv_physdev *pdev, dib_brush *brush, BOOL *needs_reselect )
{
DC *dc = get_physdev_dc( &pdev->dev );
char buffer[FIELD_OFFSET( BITMAPINFO, bmiColors[256] )];
BITMAPINFO *info = (BITMAPINFO *)buffer;
RGBQUAD color_table[2];
@ -1941,15 +1947,13 @@ static BOOL select_pattern_brush( dibdrv_physdev *pdev, dib_brush *brush, BOOL *
BOOL got_pixel;
COLORREF color;
color = make_rgb_colorref( pdev->dev.hdc, &pdev->dib, GetTextColor( pdev->dev.hdc ),
&got_pixel, &pixel );
color = make_rgb_colorref( dc, &pdev->dib, dc->textColor, &got_pixel, &pixel );
color_table[0].rgbRed = GetRValue( color );
color_table[0].rgbGreen = GetGValue( color );
color_table[0].rgbBlue = GetBValue( color );
color_table[0].rgbReserved = 0;
color = make_rgb_colorref( pdev->dev.hdc, &pdev->dib, GetBkColor( pdev->dev.hdc ),
&got_pixel, &pixel );
color = make_rgb_colorref( dc, &pdev->dib, dc->backgroundColor, &got_pixel, &pixel );
color_table[1].rgbRed = GetRValue( color );
color_table[1].rgbGreen = GetGValue( color );
color_table[1].rgbBlue = GetBValue( color );

2
dlls/gdi32/font.c
View File

@ -2008,7 +2008,7 @@ BOOL nulldrv_ExtTextOut( PHYSDEV dev, INT x, INT y, UINT flags, const RECT *rect
/* make x,y relative to the image bits */
x += src.visrect.left - dst.visrect.left;
y += src.visrect.top - dst.visrect.top;
render_aa_text_bitmapinfo( dev->hdc, info, &bits, &src, x, y, flags,
render_aa_text_bitmapinfo( dc, info, &bits, &src, x, y, flags,
aa_flags, str, count, dx );
err = dst_dev->funcs->pPutImage( dst_dev, 0, info, &bits, &src, &dst, SRCCOPY );
if (bits.free) bits.free( &bits );

2
dlls/gdi32/gdi_private.h
View File

@ -248,7 +248,7 @@ extern DWORD blend_bitmapinfo( const BITMAPINFO *src_info, void *src_bits, struc
extern DWORD gradient_bitmapinfo( const BITMAPINFO *info, void *bits, TRIVERTEX *vert_array, ULONG nvert,
void *grad_array, ULONG ngrad, ULONG mode, const POINT *dev_pts, HRGN rgn ) DECLSPEC_HIDDEN;
extern COLORREF get_pixel_bitmapinfo( const BITMAPINFO *info, void *bits, struct bitblt_coords *src ) DECLSPEC_HIDDEN;
extern BOOL render_aa_text_bitmapinfo( HDC hdc, BITMAPINFO *info, struct gdi_image_bits *bits,
extern BOOL render_aa_text_bitmapinfo( DC *dc, BITMAPINFO *info, struct gdi_image_bits *bits,
struct bitblt_coords *src, INT x, INT y, UINT flags,
UINT aa_flags, LPCWSTR str, UINT count, const INT *dx ) DECLSPEC_HIDDEN;
extern DWORD get_image_from_bitmap( BITMAPOBJ *bmp, BITMAPINFO *info,