| 173 | } |
| 174 | |
| 175 | static int decode_motion(GetBitContext *gb) |
| 176 | { |
| 177 | int value = 0; |
| 178 | if (get_bits1(gb)) { |
| 179 | if (get_bits1(gb)) |
| 180 | value = -17; |
| 181 | value += get_bits(gb, 4) + 1; |
| 182 | } |
| 183 | return value; |
| 184 | } |
| 185 | |
| 186 | static void decode_mb(MadContext *t, int inter) |
| 187 | { |