26 lines
1.1 KiB
Diff
26 lines
1.1 KiB
Diff
From 467be80b75642efbbe6bdace558079f68c16acb1 Mon Sep 17 00:00:00 2001
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From: peterhillman <peterh@wetafx.co.nz>
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Date: Tue, 10 Nov 2020 08:35:59 +1300
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Subject: [PATCH] Fix overflow computing deeptile sample table size (#861)
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Signed-off-by: Peter Hillman <peterh@wetafx.co.nz>
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---
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IlmImf/ImfDeepTiledInputFile.cpp | 4 ++--
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1 file changed, 2 insertions(+), 2 deletions(-)
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diff --git a/IlmImf/ImfDeepTiledInputFile.cpp b/IlmImf/ImfDeepTiledInputFile.cpp
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index 0f893481b..f5abe9c6a 100644
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--- a/IlmImf/ImfDeepTiledInputFile.cpp
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+++ b/IlmImf/ImfDeepTiledInputFile.cpp
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@@ -1034,8 +1034,8 @@ DeepTiledInputFile::initialize ()
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for (size_t i = 0; i < _data->tileBuffers.size(); i++)
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_data->tileBuffers[i] = new TileBuffer ();
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- _data->maxSampleCountTableSize = _data->tileDesc.ySize *
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- _data->tileDesc.xSize *
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+ _data->maxSampleCountTableSize = static_cast<size_t>(_data->tileDesc.ySize) *
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+ static_cast<size_t>(_data->tileDesc.xSize) *
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sizeof(int);
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_data->sampleCountTableBuffer.resizeErase(_data->maxSampleCountTableSize);
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