9523 gamma_component_compose(int do_background, double input_sample, double alpha,  in gamma_component_compose()  argument
9537                input_sample = input_sample * alpha + background * (1-alpha);  in gamma_component_compose()
9543                input_sample = background;  in gamma_component_compose()
9564                input_sample *= alpha;  in gamma_component_compose()
9570                input_sample = 0;  in gamma_component_compose()
9585    return input_sample;  in gamma_component_compose()
9654       double input_sample = i; /* In range 0..1 */  in gamma_component_validate()  local
9670             input_sample = pow(input_sample, vi->file_inverse);  in gamma_component_validate()
9674          input_sample = gamma_component_compose(do_background, input_sample,  in gamma_component_validate()
9721       encoded_sample = input_sample;  in gamma_component_validate()
9759       error = fabs(input_sample-output);  in gamma_component_validate()
9767       if (log_max_error && input_sample > .5)  in gamma_component_validate()
9769          double percentage_error = error/input_sample;  in gamma_component_validate()
9781          double tmp = input_sample * vi->maxpc;  in gamma_component_validate()
9796          if (es_lo > 0 && input_sample-tmp > 0)  in gamma_component_validate()
9798             double low_value = input_sample-tmp;  in gamma_component_validate()
9813          if (es_hi < outmax && input_sample+tmp < 1)  in gamma_component_validate()
9815             double high_value = input_sample+tmp;  in gamma_component_validate()
10083                pos = safecatd(msg, sizeof msg, pos, input_sample, precision);  in gamma_component_validate()