| -rw-r--r-- | noncore/graphics/opie-eye/slave/png_slave.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/noncore/graphics/opie-eye/slave/png_slave.cpp b/noncore/graphics/opie-eye/slave/png_slave.cpp index 86e1cdc..21555b4 100644 --- a/noncore/graphics/opie-eye/slave/png_slave.cpp +++ b/noncore/graphics/opie-eye/slave/png_slave.cpp @@ -45,49 +45,50 @@ static const char* colors[] = { QT_TR_NOOP("Unknown"), QT_TR_NOOP("RGB"), QT_TR_NOOP("Palette"), QT_TR_NOOP("Grayscale/Alpha"), QT_TR_NOOP("Unknown"), QT_TR_NOOP("RGB/Alpha") }; // and compressions static const char* compressions[] = { QT_TR_NOOP("Deflate") }; // interlaced modes static const char* interlaceModes[] = { QT_TR_NOOP("None"), QT_TR_NOOP("Adam7") }; static void read_comment( const QString& inf, bool readComments, QString& str ) { QFile f(inf); - f.open(IO_ReadOnly); + if (!f.exists()) return; + if (!f.open(IO_ReadOnly)) return; if (f.size() < 26) return; // the technical group will be read from the first 26 bytes. If the file // is smaller, we can't even read this. uchar *data = new uchar[f.size()+1]; f.readBlock(reinterpret_cast<char*>(data), f.size()); data[f.size()]='\n'; // find the start if (data[0] == 137 && data[1] == 80 && data[2] == 78 && data[3] == 71 && data[4] == 13 && data[5] == 10 && data[6] == 26 && data[7] == 10 ) { // ok // the IHDR chunk should be the first if (!strncmp((char*)&data[12], "IHDR", 4)) { // we found it, get the dimensions ulong x,y; x = (data[16]<<24) + (data[17]<<16) + (data[18]<<8) + data[19]; y = (data[20]<<24) + (data[21]<<16) + (data[22]<<8) + data[23]; uint type = data[25]; uint bpp = data[24]; |