diff options
Diffstat (limited to 'libFDK/src/mdct.cpp')
| -rw-r--r-- | libFDK/src/mdct.cpp | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/libFDK/src/mdct.cpp b/libFDK/src/mdct.cpp index d697cfb..f5aa284 100644 --- a/libFDK/src/mdct.cpp +++ b/libFDK/src/mdct.cpp @@ -285,6 +285,9 @@ void imdct_gain(FIXP_DBL *pGain_m, int *pGain_e, int tl) { log2_tl = DFRACT_BITS - 1 - fNormz((FIXP_DBL)tl); gain_e += -log2_tl; + FDK_ASSERT(log2_tl - 2 >= 0); + FDK_ASSERT(log2_tl - 2 < 8*sizeof(int)); + /* Detect non-radix 2 transform length and add amplitude compensation factor which cannot be included into the exponent above */ switch ((tl) >> (log2_tl - 2)) { |