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Fix assert on broken data

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The nan eventually ends up in qRound inside Qt code.
That asserts because it doesn't know what to do with a nan
This commit is contained in:
Albert Astals Cid
2025-10-01 19:16:10 +02:00
parent f1b0c9f0ec
commit 1ca7baed98
1 changed files with 6 additions and 0 deletions
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6
src/imageformats/xcf.cpp
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@ -1801,6 +1801,9 @@ bool XCFImageFormat::assignImageBytes(Layer &layer, uint i, uint j, const GimpPr
dataPtr[x + 1] = qFromBigEndian(src[x + 1]); dataPtr[x + 1] = qFromBigEndian(src[x + 1]);
dataPtr[x + 2] = qFromBigEndian(src[x + 2]); dataPtr[x + 2] = qFromBigEndian(src[x + 2]);
dataPtr[x + 3] = qfloat16(1); dataPtr[x + 3] = qfloat16(1);
if (dataPtr[x + 0].isNaN() || dataPtr[x + 1].isNaN() || dataPtr[x + 2].isNaN()) {
return false;
}
} }
} }
break; break;
@ -1829,6 +1832,9 @@ bool XCFImageFormat::assignImageBytes(Layer &layer, uint i, uint j, const GimpPr
dataPtr[x + 1] = qFromBigEndian(src[x + 1]); dataPtr[x + 1] = qFromBigEndian(src[x + 1]);
dataPtr[x + 2] = qFromBigEndian(src[x + 2]); dataPtr[x + 2] = qFromBigEndian(src[x + 2]);
dataPtr[x + 3] = 1.f; dataPtr[x + 3] = 1.f;
if (std::isnan(dataPtr[x + 0]) || std::isnan(dataPtr[x + 1]) || std::isnan(dataPtr[x + 2])) {
return false;
}
} }
} }
break; break;