diff options
Diffstat (limited to 'src/gui/image/qbmphandler.cpp')
| -rw-r--r-- | src/gui/image/qbmphandler.cpp | 16 |
1 files changed, 9 insertions, 7 deletions
diff --git a/src/gui/image/qbmphandler.cpp b/src/gui/image/qbmphandler.cpp index b8290861af..9545abfd21 100644 --- a/src/gui/image/qbmphandler.cpp +++ b/src/gui/image/qbmphandler.cpp @@ -289,6 +289,12 @@ static bool read_dib_body(QDataStream &s, const BMP_INFOHDR &bi, int offset, int format = QImage::Format_Mono; } + if (depth != 32) { + ncols = bi.biClrUsed ? bi.biClrUsed : 1 << nbits; + if (ncols < 1 || ncols > 256) // sanity check - don't run out of mem if color table is broken + return false; + } + if (bi.biHeight < 0) h = -h; // support images with negative height @@ -296,19 +302,15 @@ static bool read_dib_body(QDataStream &s, const BMP_INFOHDR &bi, int offset, int image = QImage(w, h, format); if (image.isNull()) // could not create image return false; - } - - if (depth != 32) { - ncols = bi.biClrUsed ? bi.biClrUsed : 1 << nbits; - if (ncols < 1 || ncols > 256) // sanity check - don't run out of mem if color table is broken - return false; - image.setColorCount(ncols); + if (ncols) + image.setColorCount(ncols); // Ensure valid QImage } image.setDotsPerMeterX(bi.biXPelsPerMeter); image.setDotsPerMeterY(bi.biYPelsPerMeter); if (ncols > 0) { // read color table + image.setColorCount(ncols); uchar rgb[4]; int rgb_len = t == BMP_OLD ? 3 : 4; for (int i=0; i<ncols; i++) { |