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IFF: fix crash on malformed files

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This commit is contained in:
Mirco Miranda
2025-10-31 09:07:40 +01:00
parent dfda863841
commit e7d01c286f
1 changed files with 3 additions and 3 deletions
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6
src/imageformats/chunks.cpp
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@ -1603,7 +1603,7 @@ TBHDChunk::TBHDChunk()
bool TBHDChunk::isValid() const bool TBHDChunk::isValid() const
{ {
if (bytes() != 24 && bytes() != 32) { if (dataBytes() != 24 && dataBytes() != 32) {
return false; return false;
} }
return chunkId() == TBHDChunk::defaultChunkId(); return chunkId() == TBHDChunk::defaultChunkId();
@ -1637,7 +1637,7 @@ QSize TBHDChunk::size() const
qint32 TBHDChunk::left() const qint32 TBHDChunk::left() const
{ {
if (bytes() != 32) { if (dataBytes() != 32) {
return 0; return 0;
} }
return i32(data().at(27), data().at(26), data().at(25), data().at(24)); return i32(data().at(27), data().at(26), data().at(25), data().at(24));
@ -1645,7 +1645,7 @@ qint32 TBHDChunk::left() const
qint32 TBHDChunk::top() const qint32 TBHDChunk::top() const
{ {
if (bytes() != 32) { if (dataBytes() != 32) {
return 0; return 0;
} }
return i32(data().at(31), data().at(30), data().at(29), data().at(28)); return i32(data().at(31), data().at(30), data().at(29), data().at(28));