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Hi,
Am Di den 11. Aug 2015 um 22:07 schrieb Uwe Ohse:
> in src/renderer-tiles.c there is a really bad optimization, starting at about
> line 1336 (current qeeqie.org git):
>
> 1336 else if ((pr->zoom == 1.0 || pr->scale == 1.0) &&
> 1337 pr->aspect_ratio == 1.0 &&
> 1338 !has_alpha &&
> 1339 orientation == EXIF_ORIENTATION_TOP_LEFT &&
> 1340 !(pr->func_post_process && !(pr->post_process_slow &&
> fast)) &&
> 1341 !(rt->stereo_mode & PR_STEREO_ANAGLYPH))
> 1342 {
> 1343 /* special case: faster, simple, scale 1.0, base
> orientation, no postprocessing */
> 1344 cairo_t *cr;
> 1345 cr = cairo_create(it->surface);
> 1346 cairo_rectangle (cr, x, y, w, h);
> 1347 gdk_cairo_set_source_pixbuf(cr, pr->pixbuf, -it->x -
> GET_RIGHT_PIXBUF_OFFSET(rt), -it->y);
> 1348 cairo_fill (cr);
> 1349 cairo_destroy (cr);
> 1350 }
>
> it looks good, but is dead slow, for each and every call to
> gdk_cairo_set_source_pixbuf takes at least 15 milliseconds on my not
> really slow machine, which amounts to over 2 seconds if 144 tiles have to be
> drawn (tested with many jpegs and a few large pngs).
>
> i propose to remove this optimization until someone fixes it. After removal
> geeqie is fast, again.
Thanks for the find. I will put it into git.
Am Di den 11. Aug 2015 um 22:42 schrieb Michael Schwendt:
> http://sourceforge.net/p/geeqie/bugs/213/
> ( Created: 2014-12-05 )
Well, to be honest, I, personally, do not care about sourceforge anymore
since they started to serve maleware with open source stuff. I even do
not have an account anymore. And, frankly, the bugtracker there was
never something great.
But nevertheless, thanks.
Regards
Klaus
- --
Klaus Ethgen http://www.ethgen.ch/
pub 4096R/4E20AF1C 2011-05-16 Klaus Ethgen <kl...@ethgen.de>
Fingerprint: 85D4 CA42 952C 949B 1753 62B3 79D0 B06F 4E20 AF1C
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