t = dst[out] + (table[(c * 2) + 1] - 128);
t = dst[out] + (((table[(c * 2) + 1] - 128)*3) >> 2);
static int ir2_decode_plane_inter(Ir2Context *ctx, int width, int height, uint8_t *dst, int stride,                             const uint8_t *table){    int j;    int out = 0;    int c;    int t;    if(width&1)        return -1;    for (j = 0; j < height; j++){        out = 0;        while (out < width){            c = ir2_get_code(&ctx->gb);            if(c >= 0x80) { /* we have a skip */                c -= 0x7F;                out += c * 2;            } else { /* add two deltas from table */                t = dst[out] + (table[c * 2] - 128);                t= clip_uint8(t);                dst[out] = t;                out++;                t = dst[out] + (table[(c * 2) + 1] - 128);                t= clip_uint8(t);                dst[out] = t;                out++;            }        }        dst += stride;    }    return 0;}