Huw Davies : wineps: Send grayscale images to monochrome printers.
Module: wine Branch: master Commit: 8c9ca2f7047287a429ee4f94e61bb613eb7f4b11 URL: http://source.winehq.org/git/wine.git/?a=commit;h=8c9ca2f7047287a429ee4f94e6... Author: Huw Davies <huw(a)codeweavers.com> Date: Fri Apr 5 11:59:07 2013 +0100 wineps: Send grayscale images to monochrome printers. --- dlls/wineps.drv/bitmap.c | 38 ++++++++++++++++++++++++++++---------- dlls/wineps.drv/ps.c | 13 ++++++++----- dlls/wineps.drv/psdrv.h | 2 +- 3 files changed, 37 insertions(+), 16 deletions(-) diff --git a/dlls/wineps.drv/bitmap.c b/dlls/wineps.drv/bitmap.c index e7fcba3..f5a5547 100644 --- a/dlls/wineps.drv/bitmap.c +++ b/dlls/wineps.drv/bitmap.c @@ -44,7 +44,7 @@ static inline int get_dib_width_bytes( int width, int depth ) * Uses level 2 PostScript */ -static BOOL PSDRV_WriteImageHeader(PHYSDEV dev, const BITMAPINFO *info, INT xDst, +static BOOL PSDRV_WriteImageHeader(PHYSDEV dev, const BITMAPINFO *info, BOOL grayscale, INT xDst, INT yDst, INT widthDst, INT heightDst, INT widthSrc, INT heightSrc) { @@ -63,14 +63,22 @@ static BOOL PSDRV_WriteImageHeader(PHYSDEV dev, const BITMAPINFO *info, INT xDst case 32: { PSCOLOR pscol; - pscol.type = PSCOLOR_RGB; - pscol.value.rgb.r = pscol.value.rgb.g = pscol.value.rgb.b = 0.0; + if (grayscale) + { + pscol.type = PSCOLOR_GRAY; + pscol.value.gray.i = 0; + } + else + { + pscol.type = PSCOLOR_RGB; + pscol.value.rgb.r = pscol.value.rgb.g = pscol.value.rgb.b = 0.0; + } PSDRV_WriteSetColor(dev, &pscol); break; } } - PSDRV_WriteImage(dev, info->bmiHeader.biBitCount, xDst, yDst, + PSDRV_WriteImage(dev, info->bmiHeader.biBitCount, grayscale, xDst, yDst, widthDst, heightDst, widthSrc, heightSrc, FALSE, info->bmiHeader.biHeight < 0); return TRUE; } @@ -115,7 +123,7 @@ static BOOL PSDRV_WriteImageMaskHeader(PHYSDEV dev, const BITMAPINFO *info, INT PSDRV_WriteGRestore(dev); PSDRV_WriteSetColor(dev, &foregnd); - PSDRV_WriteImage(dev, 1, xDst, yDst, widthDst, heightDst, + PSDRV_WriteImage(dev, 1, FALSE, xDst, yDst, widthDst, heightDst, widthSrc, heightSrc, TRUE, info->bmiHeader.biHeight < 0); return TRUE; @@ -139,7 +147,7 @@ static void free_heap_bits( struct gdi_image_bits *bits ) /*************************************************************************** * PSDRV_WriteImageBits */ -static void PSDRV_WriteImageBits( PHYSDEV dev, const BITMAPINFO *info, INT xDst, INT yDst, +static void PSDRV_WriteImageBits( PHYSDEV dev, const BITMAPINFO *info, BOOL grayscale, INT xDst, INT yDst, INT widthDst, INT heightDst, INT widthSrc, INT heightSrc, void *bits, DWORD size ) { @@ -151,7 +159,7 @@ static void PSDRV_WriteImageBits( PHYSDEV dev, const BITMAPINFO *info, INT xDst, PSDRV_WriteImageMaskHeader(dev, info, xDst, yDst, widthDst, heightDst, widthSrc, heightSrc); else - PSDRV_WriteImageHeader(dev, info, xDst, yDst, widthDst, heightDst, + PSDRV_WriteImageHeader(dev, info, grayscale, xDst, yDst, widthDst, heightDst, widthSrc, heightSrc); rle = HeapAlloc(GetProcessHeap(), 0, max_rle_size(size)); @@ -175,6 +183,8 @@ DWORD PSDRV_PutImage( PHYSDEV dev, HRGN clip, BITMAPINFO *info, int dst_x, dst_y, dst_width, dst_height; unsigned char *src_ptr, *dst_ptr; struct gdi_image_bits dst_bits; + PSDRV_PDEVICE *physDev = get_psdrv_dev( dev ); + BOOL grayscale = info->bmiHeader.biBitCount == 24 && physDev->pi->ppd->ColorDevice == CD_False; if (info->bmiHeader.biPlanes != 1) goto update_format; if (info->bmiHeader.biCompression != BI_RGB) goto update_format; @@ -187,7 +197,8 @@ DWORD PSDRV_PutImage( PHYSDEV dev, HRGN clip, BITMAPINFO *info, width = src->visrect.right - src->visrect.left; height = src->visrect.bottom - src->visrect.top; src_stride = get_dib_width_bytes( info->bmiHeader.biWidth, info->bmiHeader.biBitCount ); - dst_stride = (width * info->bmiHeader.biBitCount + 7) / 8; + if (grayscale) dst_stride = width; + else dst_stride = (width * info->bmiHeader.biBitCount + 7) / 8; src_ptr = bits->ptr; if (info->bmiHeader.biHeight > 0) @@ -224,7 +235,14 @@ DWORD PSDRV_PutImage( PHYSDEV dev, HRGN clip, BITMAPINFO *info, memcpy( dst_ptr, src_ptr, dst_stride ); break; case 24: - if (dst_ptr != src_ptr) + if (grayscale) + { + PSRGB scale = rgb_to_grayscale_scale(); + for (y = 0; y < height; y++, src_ptr += src_stride, dst_ptr += dst_stride) + for (x = 0; x < width; x++) + dst_ptr[x] = src_ptr[x * 3 + 2] * scale.r + src_ptr[x * 3 + 1] * scale.g + src_ptr[x * 3] * scale.b; + } + else if (dst_ptr != src_ptr) for (y = 0; y < height; y++, src_ptr += src_stride, dst_ptr += dst_stride) for (x = 0; x < width; x++) { @@ -261,7 +279,7 @@ DWORD PSDRV_PutImage( PHYSDEV dev, HRGN clip, BITMAPINFO *info, PSDRV_SetClip(dev); PSDRV_WriteGSave(dev); if (clip) PSDRV_AddClip( dev, clip ); - PSDRV_WriteImageBits( dev, info, dst_x, dst_y, dst_width, dst_height, + PSDRV_WriteImageBits( dev, info, grayscale, dst_x, dst_y, dst_width, dst_height, width, height, dst_bits.ptr, size ); PSDRV_WriteGRestore(dev); PSDRV_ResetClip(dev); diff --git a/dlls/wineps.drv/ps.c b/dlls/wineps.drv/ps.c index 2f482d4..6187223 100644 --- a/dlls/wineps.drv/ps.c +++ b/dlls/wineps.drv/ps.c @@ -772,7 +772,7 @@ BOOL PSDRV_WriteRGBQUAD(PHYSDEV dev, const RGBQUAD *rgb, int number) return TRUE; } -static BOOL PSDRV_WriteImageDict(PHYSDEV dev, WORD depth, +static BOOL PSDRV_WriteImageDict(PHYSDEV dev, WORD depth, BOOL grayscale, INT widthSrc, INT heightSrc, char *bits, BOOL top_down) { static const char start[] = "<<\n" @@ -809,7 +809,10 @@ static BOOL PSDRV_WriteImageDict(PHYSDEV dev, WORD depth, break; default: - strcpy(buf, decode3); + if (grayscale) + sprintf(buf, decode1, 1); + else + strcpy(buf, decode3); break; } @@ -825,7 +828,7 @@ static BOOL PSDRV_WriteImageDict(PHYSDEV dev, WORD depth, return TRUE; } -BOOL PSDRV_WriteImage(PHYSDEV dev, WORD depth, INT xDst, INT yDst, +BOOL PSDRV_WriteImage(PHYSDEV dev, WORD depth, BOOL grayscale, INT xDst, INT yDst, INT widthDst, INT heightDst, INT widthSrc, INT heightSrc, BOOL mask, BOOL top_down) { @@ -836,7 +839,7 @@ BOOL PSDRV_WriteImage(PHYSDEV dev, WORD depth, INT xDst, INT yDst, sprintf(buf, start, xDst, yDst, widthDst, heightDst); PSDRV_WriteSpool(dev, buf, strlen(buf)); - PSDRV_WriteImageDict(dev, depth, widthSrc, heightSrc, NULL, top_down); + PSDRV_WriteImageDict(dev, depth, grayscale, widthSrc, heightSrc, NULL, top_down); if(mask) PSDRV_WriteSpool(dev, imagemask, sizeof(imagemask) - 1); else @@ -945,7 +948,7 @@ BOOL PSDRV_WriteDIBPatternDict(PHYSDEV dev, const BITMAPINFO *bmi, BYTE *bits, U } } PSDRV_WriteSpool(dev, mypat, sizeof(mypat) - 1); - PSDRV_WriteImageDict(dev, 1, 8, 8, buf, bmi->bmiHeader.biHeight < 0); + PSDRV_WriteImageDict(dev, 1, FALSE, 8, 8, buf, bmi->bmiHeader.biHeight < 0); PSDRV_WriteSpool(dev, "def\n", 4); PSDRV_WriteIndexColorSpaceBegin(dev, 1); diff --git a/dlls/wineps.drv/psdrv.h b/dlls/wineps.drv/psdrv.h index e7584fa..16fa977 100644 --- a/dlls/wineps.drv/psdrv.h +++ b/dlls/wineps.drv/psdrv.h @@ -521,7 +521,7 @@ extern BOOL PSDRV_WriteRotate(PHYSDEV dev, float ang) DECLSPEC_HIDDEN; extern BOOL PSDRV_WriteIndexColorSpaceBegin(PHYSDEV dev, int size) DECLSPEC_HIDDEN; extern BOOL PSDRV_WriteIndexColorSpaceEnd(PHYSDEV dev) DECLSPEC_HIDDEN; extern BOOL PSDRV_WriteRGBQUAD(PHYSDEV dev, const RGBQUAD *rgb, int number) DECLSPEC_HIDDEN; -extern BOOL PSDRV_WriteImage(PHYSDEV dev, WORD depth, INT xDst, INT yDst, +extern BOOL PSDRV_WriteImage(PHYSDEV dev, WORD depth, BOOL grayscale, INT xDst, INT yDst, INT widthDst, INT heightDst, INT widthSrc, INT heightSrc, BOOL mask, BOOL top_down) DECLSPEC_HIDDEN; extern BOOL PSDRV_WriteBytes(PHYSDEV dev, const BYTE *bytes, DWORD number) DECLSPEC_HIDDEN;
participants (1)
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Alexandre Julliard