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Another bugfix found during fuzz testing

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This commit is contained in:
Rich Geldreich
2019-05-09 20:40:41 -07:00
parent 93301087d3
commit 6da5bf05a6
1 changed files with 12 additions and 0 deletions
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12
transcoder/basisu_transcoder.cpp
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@@ -3432,6 +3432,12 @@ namespace basist
uint32_t mod_index = 0;
if (mod_bits)
mod_index = sym_codec.decode_huffman(mod_model);
if (pal_index >= m_pGlobal_sel_codebook->size())
{
BASISU_DEVEL_ERROR("basisu_lowlevel_transcoder::decode_palettes: fail 7z\n");
return false;
}
const etc1_selector_palette_entry e(m_pGlobal_sel_codebook->get_entry(pal_index, etc1_global_palette_entry_modifier(mod_index)));
@@ -3500,6 +3506,12 @@ namespace basist
const uint32_t pal_index = pal_bits ? sym_codec.get_bits(pal_bits) : 0;
const uint32_t mod_index = mod_bits ? sym_codec.decode_huffman(global_mod_indices_model) : 0;
if (pal_index >= m_pGlobal_sel_codebook->size())
{
BASISU_DEVEL_ERROR("basisu_lowlevel_transcoder::decode_palettes: fail 8b\n");
return false;
}
const etc1_selector_palette_entry e(m_pGlobal_sel_codebook->get_entry(pal_index, etc1_global_palette_entry_modifier(mod_index)));
for (uint32_t y = 0; y < 4; y++)