diff options
Diffstat (limited to 'src/gui/painting/qpdf.cpp')
-rw-r--r-- | src/gui/painting/qpdf.cpp | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/src/gui/painting/qpdf.cpp b/src/gui/painting/qpdf.cpp index d246c96da6..84e18a64dd 100644 --- a/src/gui/painting/qpdf.cpp +++ b/src/gui/painting/qpdf.cpp @@ -1924,7 +1924,7 @@ int QPdfEnginePrivate::writeCompressed(const char *src, int len) } int QPdfEnginePrivate::writeImage(const QByteArray &data, int width, int height, int depth, - int maskObject, int softMaskObject, bool dct) + int maskObject, int softMaskObject, bool dct, bool isMono) { int image = addXrefEntry(-1); xprintf("<<\n" @@ -1934,8 +1934,13 @@ int QPdfEnginePrivate::writeImage(const QByteArray &data, int width, int height, "/Height %d\n", width, height); if (depth == 1) { - xprintf("/ImageMask true\n" - "/Decode [1 0]\n"); + if (!isMono) { + xprintf("/ImageMask true\n" + "/Decode [1 0]\n"); + } else { + xprintf("/BitsPerComponent 1\n" + "/ColorSpace /DeviceGray\n"); + } } else { xprintf("/BitsPerComponent 8\n" "/ColorSpace %s\n", (depth == 32) ? "/DeviceRGB" : "/DeviceGray"); @@ -2453,7 +2458,7 @@ int QPdfEnginePrivate::addImage(const QImage &img, bool *bitmap, qint64 serial_n memcpy(rawdata, image.constScanLine(y), bytesPerLine); rawdata += bytesPerLine; } - object = writeImage(data, w, h, d, 0, 0); + object = writeImage(data, w, h, d, 0, 0, false, is_monochrome(img.colorTable())); } else { QByteArray softMaskData; bool dct = false; |