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LibGfx: Fix writing PNG headers on x86_64

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m_data.size() returns a size_t which is a 64-bit type on x86_64. This
resulted in us incorrectly using zero in the PNG header.
This commit is contained in:
Gunnar Beutner 2021-08-01 07:24:10 +02:00 • committed by Andreas Kling
parent e4538ce8ef
commit 079dec11d3
1 changed files with 1 additions and 1 deletions
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2
Userland/Libraries/LibGfx/PNGWriter.cpp
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@ -79,7 +79,7 @@ void PNGChunk::store_type()
void PNGChunk::store_data_length()
{
auto data_length = BigEndian(m_data.size() - sizeof(data_length_type) - m_type.length());
auto data_length = BigEndian<u32>(m_data.size() - sizeof(data_length_type) - m_type.length());
__builtin_memcpy(m_data.offset_pointer(0), &data_length, sizeof(u32));
}