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qdm2: avoid integer overflow

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CC: libav-stable@libav.org
Bug-Id: CID 700555
This commit is contained in:
Vittorio Giovara 2014-11-12 19:10:44 +01:00
parent 312daa1589
commit 1f80742f49
1 changed files with 1 additions and 1 deletions
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2
libavcodec/qdm2.c
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@ -730,7 +730,7 @@ static void fill_coding_method_array(sb_int8_array tone_level_idx,
for (j = 0; j < 64; j++)
acc += tone_level_idx_temp[ch][sb][j];
multres = 0x66666667 * (acc * 10);
multres = 0x66666667LL * (acc * 10);
esp_40 = (multres >> 32) / 8 + ((multres & 0xffffffff) >> 31);
for (ch = 0; ch < nb_channels; ch++)
for (sb = 0; sb < 30; sb++)