I_LFTG_BETA 231 libavcodec/jpeg2000dwt.c p[2 * i] -= (I_LFTG_BETA * (p[2 * i - 1] + p[2 * i + 1]) + (1 << 15)) >> 16; I_LFTG_BETA 441 libavcodec/jpeg2000dwt.c p[2 * i] += (I_LFTG_BETA * (p[2 * i - 1] + p[2 * i + 1]) + (1 << 15)) >> 16;