AAC_MUL30          52 libavcodec/aac_defines.h #define AAC_MUL30(x, y)     (int)(((int64_t)(x) * (y) + 0x20000000) >> 30)
AAC_MUL30         101 libavcodec/aac_defines.h #define AAC_MUL30(x, y)     ((x) * (y))