Lines Matching refs:data_max
49 * Calculate the data_min and data_max values from the data.
67 header->data_max = -DBL_MAX;
75 if (t > header->data_max) \
76 header->data_max = t; \
167 * we can do inverse transformation on data_min and data_max
170 header->data_max = (header->data_max - header->bzero) / header->bscale;
172 if (!header->rgb && header->data_min >= header->data_max) {
173 if (header->data_min > header->data_max) {
174 av_log(avctx, AV_LOG_ERROR, "data min/max (%g %g) is invalid\n", header->data_min, header->data_max);
178 header->data_max ++;
268 double scale = header.data_max - header.data_min;