+ }
+ else
+ {
+ static const int ppi_factor[][2] = {
+ {1,64}, {1,32}, {1,16}, {1,8}, {1,4}, {1,3}, {1,2}, {2,3},
+ {1,1},
+ {3,2}, {2,1}, {3,1}, {4,1}, {8,1}, {16,1}, {32,1}, {64,1},
+ {0,0}
+ };
+ int i_error;
+ int i_idx;
+ int i;
+
+ i_error = INT_MAX;
+ i_idx = -1;
+ for( i = 0; ppi_factor[i][0] != 0; i++ )
+ {
+ const int i_test_r = INPUT_RATE_DEFAULT * ppi_factor[i][0] / ppi_factor[i][1];
+ const int i_test_e = abs(p_input->p->i_rate - i_test_r);
+ if( i_test_e < i_error )
+ {
+ i_idx = i;
+ i_error = i_test_e;
+ }
+ }
+ assert( i_idx >= 0 && ppi_factor[i_idx][0] != 0 );
+
+ if( i_type == INPUT_CONTROL_SET_RATE_SLOWER )
+ {
+ if( ppi_factor[i_idx+1][0] > 0 )
+ i_rate = INPUT_RATE_DEFAULT * ppi_factor[i_idx+1][0] / ppi_factor[i_idx+1][1];
+ else
+ i_rate = INPUT_RATE_MAX+1;
+ }
+ else
+ {
+ assert( i_type == INPUT_CONTROL_SET_RATE_FASTER );
+ if( i_idx > 0 )
+ i_rate = INPUT_RATE_DEFAULT * ppi_factor[i_idx-1][0] / ppi_factor[i_idx-1][1];
+ else
+ i_rate = INPUT_RATE_MIN-1;
+ }
+ }