* view parity properly for line-by-line modes, because that
* depends on the window being placed correctly.
* FIXME: Should this rescaling be configurable? */
- new_w = MAX (1, glimage_sink->display_rect.w);
- new_h = MAX (1, glimage_sink->display_rect.h);
- if (new_w != out_info->width || new_h != out_info->height) {
- /* Recalculate PAR if rescaling */
- gint from_dar_n, from_dar_d;
- if (!gst_util_fraction_multiply (out_info->width, out_info->height,
- out_info->par_n, out_info->par_d, &from_dar_n,
- &from_dar_d) ||
- !gst_util_fraction_multiply (from_dar_n, from_dar_d, new_h, new_w,
- &par_n, &par_d)) {
- par_n = glimage_sink->par_n;
- par_d = glimage_sink->par_d;
+ if (glimage_sink->display_rect.w > 0 && glimage_sink->display_rect.h > 0) {
+ new_w = glimage_sink->display_rect.w;
+ new_h = glimage_sink->display_rect.h;
+ if (new_w != out_info->width || new_h != out_info->height) {
+ /* Recalculate PAR if rescaling */
+ gint from_dar_n, from_dar_d;
+ if (!gst_util_fraction_multiply (out_info->width, out_info->height,
+ out_info->par_n, out_info->par_d, &from_dar_n,
+ &from_dar_d) ||
+ !gst_util_fraction_multiply (from_dar_n, from_dar_d, new_h, new_w,
+ &par_n, &par_d)) {
+ par_n = glimage_sink->par_n;
+ par_d = glimage_sink->par_d;
+ }
+ out_info->par_n = par_n;
+ out_info->par_d = par_d;
+ out_info->width = new_w;
+ out_info->height = new_h;
}
- out_info->par_n = par_n;
- out_info->par_d = par_d;
- out_info->width = new_w;
- out_info->height = new_h;
- }
- GST_LOG_OBJECT (glimage_sink, "Set 3D output scale to %d,%d PAR %d/%d",
- out_info->width, out_info->height, out_info->par_n, out_info->par_d);
+ GST_LOG_OBJECT (glimage_sink, "Set 3D output scale to %dx%d PAR %d/%d",
+ out_info->width, out_info->height, out_info->par_n, out_info->par_d);
+ }
}
s = gst_caps_get_structure (glimage_sink->in_caps, 0);