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eac3dec: fix bug in GAQ dequantization. large mantissas should only be

decoded when the gain value is 2 or 4.

Originally committed as revision 18889 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Justin Ruggles 2009-05-21 00:15:44 +00:00
parent 9907c7804a
commit 37a1cc4834

View File

@ -175,7 +175,7 @@ void ff_eac3_decode_transform_coeffs_aht_ch(AC3DecodeContext *s, int ch)
for (blk = 0; blk < 6; blk++) {
int mant = get_sbits(gbc, gbits);
if (mant == -(1 << (gbits-1))) {
if (log_gain && mant == -(1 << (gbits-1))) {
/* large mantissa */
int b;
int mbits = bits - (2 - log_gain);