sergiotarxz
/
libvips
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

better vips7 progress compat 

make progress info on both the image being generated and the image we
signal on
This commit is contained in:
John Cupitt 2011-03-24 14:28:35 +00:00
parent 5da71c8336
commit 82dbdedd6e
1 changed files with 32 additions and 12 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

44
libvips/iofuncs/image.c
View File

@ -1323,6 +1323,24 @@ vips_progress_add( VipsImage *image )
return( 0 ); return( 0 );
} }
void
vips_progress_update( VipsProgress *progress, int w, int h )
{
float prop;
g_assert( progress );
progress->run = g_timer_elapsed( progress->start, NULL );
progress->npels += w * h;
prop = (float) progress->npels / (float) progress->tpels;
progress->percent = 100 * prop;
/* Don't estiomate eta until we are 10% in.
*/
if( prop > 0.1 )
progress->eta = (1.0 / prop) * progress->run - progress->run;
}
void void
vips_image_preeval( VipsImage *image ) vips_image_preeval( VipsImage *image )
{ {
@ -1332,6 +1350,12 @@ vips_image_preeval( VipsImage *image )
g_assert( vips_object_sanity( g_assert( vips_object_sanity(
VIPS_OBJECT( image->progress_signal ) ) ); VIPS_OBJECT( image->progress_signal ) ) );
(void) vips_progress_add( image );
/* For vips7 compat, we also have to make sure ->time on the
* image that was originally marked with
* vips_image_set_progress() is valid.
*/
(void) vips_progress_add( image->progress_signal ); (void) vips_progress_add( image->progress_signal );
g_signal_emit( image->progress_signal, g_signal_emit( image->progress_signal,
@ -1346,25 +1370,21 @@ void
vips_image_eval( VipsImage *image, int w, int h ) vips_image_eval( VipsImage *image, int w, int h )
{ {
if( image->progress_signal ) { if( image->progress_signal ) {
VipsProgress *progress = image->progress_signal->time;
float prop;
VIPS_DEBUG_MSG( "vips_image_eval: %p\n", image ); VIPS_DEBUG_MSG( "vips_image_eval: %p\n", image );
g_assert( progress );
g_assert( vips_object_sanity( g_assert( vips_object_sanity(
VIPS_OBJECT( image->progress_signal ) ) ); VIPS_OBJECT( image->progress_signal ) ) );
progress->run = g_timer_elapsed( progress->start, NULL ); vips_progress_update( image->time, w, h );
progress->npels += w * h;
prop = (float) progress->npels / (float) progress->tpels; /* For vips7 compat, update the ->time on the signalling image
progress->percent = 100 * prop; * too, even though it may have a different width/height to
if( prop > 0.1 ) * the image we are actually generating.
progress->eta = (1.0 / prop) * progress->run - */
progress->run; vips_progress_update( image->progress_signal->time, w, h );
g_signal_emit( image->progress_signal, g_signal_emit( image->progress_signal,
vips_image_signals[SIG_EVAL], 0, progress ); vips_image_signals[SIG_EVAL], 0, image->time );
} }
} }