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Code Issues Releases Activity

Fix an integer overflow in the AAC encoder.

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Originally committed as revision 19470 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Alex Converse 2009-07-20 18:27:17 +00:00
parent 87a844316c
commit 932e6a5a4c
1 changed files with 2 additions and 2 deletions
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4
libavcodec/aaccoder.c
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@ -72,8 +72,8 @@ static void quantize_bands(int (*out)[2], const float *in, const float *scaled,
double qc;
for (i = 0; i < size; i++) {
qc = scaled[i] * Q34;
out[i][0] = (int)FFMIN((int)qc, maxval);
out[i][1] = (int)FFMIN((int)(qc + 0.4054), maxval);
out[i][0] = (int)FFMIN(qc, (double)maxval);
out[i][1] = (int)FFMIN(qc + 0.4054, (double)maxval);
if (is_signed && in[i] < 0.0f) {
out[i][0] = -out[i][0];
out[i][1] = -out[i][1];