35 static inline void idct_row(int16_t *blk)  in idct_row()  argument
40     tmp0 = blk[5] - blk[3];  in idct_row()
41     tmp1 = blk[5] + blk[3];  in idct_row()
42     tmp2 = blk[1] - blk[7];  in idct_row()
43     tmp3 = blk[1] + blk[7];  in idct_row()
52     tmpC = blk[2] + blk[6];  in idct_row()
53     tmpD = blk[2] - blk[6];  in idct_row()
54     tmpE = blk[0] - blk[4];  in idct_row()
55     tmpF = blk[0] + blk[4];  in idct_row()
63     blk[0] = tmp14 + tmp8;  in idct_row()
64     blk[1] = tmp13 + tmp9;  in idct_row()
65     blk[2] = tmp11 + tmpA;  in idct_row()
66     blk[3] = tmp12 - tmpB;  in idct_row()
67     blk[4] = tmp12 + tmpB;  in idct_row()
68     blk[5] = tmp11 - tmpA;  in idct_row()
69     blk[6] = tmp13 - tmp9;  in idct_row()
70     blk[7] = tmp14 - tmp8;  in idct_row()
73 static inline void idct_col(int16_t *blk)  in idct_col()  argument
78     tmp0 = blk[5 * 8] - blk[3 * 8];  in idct_col()
79     tmp1 = blk[5 * 8] + blk[3 * 8];  in idct_col()
80     tmp2 = blk[1 * 8] * 2 - (blk[7 * 8] >> 2);  in idct_col()
81     tmp3 = blk[1 * 8] * 2 + (blk[7 * 8] >> 2);  in idct_col()
90     tmpC =  blk[2 * 8] + (blk[6 * 8] >> 1) >> 1;  in idct_col()
91     tmpD =  blk[2 * 8] - (blk[6 * 8] >> 1);  in idct_col()
92     tmpE = (blk[0 * 8] >> 1) - (blk[4 * 8] >> 1) + 0x2020;  in idct_col()
93     tmpF = (blk[0 * 8] >> 1) + (blk[4 * 8] >> 1) + 0x2020;  in idct_col()
101     blk[0 * 8] = (tmp14 + tmp8) >> 6;  in idct_col()
102     blk[1 * 8] = (tmp13 + tmp9) >> 6;  in idct_col()
103     blk[2 * 8] = (tmp11 + tmpA) >> 6;  in idct_col()
104     blk[3 * 8] = (tmp12 - tmpB) >> 6;  in idct_col()
105     blk[4 * 8] = (tmp12 + tmpB) >> 6;  in idct_col()
106     blk[5 * 8] = (tmp11 - tmpA) >> 6;  in idct_col()
107     blk[6 * 8] = (tmp13 - tmp9) >> 6;  in idct_col()
108     blk[7 * 8] = (tmp14 - tmp8) >> 6;  in idct_col()