diff --git a/libavcodec/sipr.c b/libavcodec/sipr.c index 45bd71be2c..82d0267572 100644 --- a/libavcodec/sipr.c +++ b/libavcodec/sipr.c @@ -24,6 +24,7 @@ #include #include +#include "libavutil/mathematics.h" #include "avcodec.h" #define ALT_BITSTREAM_READER_LE #include "get_bits.h" @@ -463,7 +464,7 @@ static void decode_frame(SiprContext *ctx, SiprParameters *params, gain_code = ff_amr_set_fixed_gain(gain_cb[params->gc_index[i]][1], avg_energy, ctx->energy_history, - 34 - 15.0/(log2f(10.0) * 0.05), + 34 - 15.0/(0.05*M_LN10/M_LN2), pred); ff_weighted_vector_sumf(excitation, excitation, fixed_vector,