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No issue - Limit JPEG decoder memory allocation to surface cache size.

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This means that for trivial images whose header specifies large
dimensions but with no image data, we don't waste a lot of memory.
See BZ bug 1277397
This commit is contained in:
Moonchild 2023-05-10 22:50:22 +02:00 • committed by roytam1
commit cc6ef1f3b1
1 changed files with 4 additions and 0 deletions
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4
image/decoders/nsJPEGDecoder.cpp
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@ -154,6 +154,10 @@ nsJPEGDecoder::InitInternal()
mSourceMgr.skip_input_data = skip_input_data;
mSourceMgr.resync_to_restart = jpeg_resync_to_restart;
mSourceMgr.term_source = term_source;
// Limit the maximum allocation to the maximum our surface cache can hold.
mInfo.mem->max_memory_to_use = static_cast<long>(
std::min<size_t>(SurfaceCache::MaximumCapacity(), LONG_MAX));
// Record app markers for ICC data
for (uint32_t m = 0; m < 16; m++) {