diff options
Diffstat (limited to 'packages/gtk+')
-rw-r--r-- | packages/gtk+/pixops-test.bb | 2 | ||||
-rw-r--r-- | packages/gtk+/pixops-test/pixops-test.c | 51 |
2 files changed, 43 insertions, 10 deletions
diff --git a/packages/gtk+/pixops-test.bb b/packages/gtk+/pixops-test.bb index b65f700a16..79bc33a04f 100644 --- a/packages/gtk+/pixops-test.bb +++ b/packages/gtk+/pixops-test.bb @@ -1,7 +1,7 @@ DESCRIPTION = "Productive gtk+ devel prodder" DEPENDS = "gtk+" -PR = "r1" +PR = "r2" inherit pkgconfig diff --git a/packages/gtk+/pixops-test/pixops-test.c b/packages/gtk+/pixops-test/pixops-test.c index 33a11263de..f8906dfc42 100644 --- a/packages/gtk+/pixops-test/pixops-test.c +++ b/packages/gtk+/pixops-test/pixops-test.c @@ -1,35 +1,68 @@ #include <gtk/gtk.h> #include <gdk-pixbuf/gdk-pixbuf.h> +#include <stdlib.h> static gdouble total_seconds = 0.0; +/* randomly colour each pixel */ +static void +fill_pixbuf (GdkPixbuf *buf) +{ + int width, height, rowstride, n_channels; + int x,y,n; + guchar *pixels, *p; + + g_assert (gdk_pixbuf_get_bits_per_sample (buf) == 8); + + n_channels = gdk_pixbuf_get_n_channels (buf); + width = gdk_pixbuf_get_width (buf); + height = gdk_pixbuf_get_height (buf); + rowstride = gdk_pixbuf_get_rowstride (buf); + pixels = gdk_pixbuf_get_pixels (buf); + + for (x=0; x<width; x++) { + for (y=0; y<height; y++) { + p = pixels + (y*rowstride) + (x*n_channels); + for (n=0; n<n_channels; n++) { + p[n] = (random()*255)/RAND_MAX; + } + } + } +} int main (int argc, char **argv) { GTimer *timer; + int i,j; gtk_init (&argc, &argv); - GdkPixbuf *pixbuf, *ret; - pixbuf = gdk_pixbuf_new_from_file("/usr/share/pixop-test/gtk-logo-rgb.gif", NULL); + GdkPixbuf *pixbuf[4], *ret; + pixbuf[0] = gdk_pixbuf_new (GDK_COLORSPACE_RGB, FALSE, 8, 400, 600); + pixbuf[1] = gdk_pixbuf_new (GDK_COLORSPACE_RGB, FALSE, 8, 40, 60); + pixbuf[2] = gdk_pixbuf_new (GDK_COLORSPACE_RGB, TRUE, 8, 400, 600); + pixbuf[3] = gdk_pixbuf_new (GDK_COLORSPACE_RGB, TRUE, 8, 40, 60); + + for (j=0; j<4; j++) + fill_pixbuf (pixbuf[j]); timer = g_timer_new (); g_timer_start (timer); - int i; - - for (i = 1; i <= 100 ; i++) { - ret = gdk_pixbuf_scale_simple (pixbuf, 800, 600, GDK_INTERP_BILINEAR); - ret = gdk_pixbuf_scale_simple (pixbuf, 300, 400, GDK_INTERP_BILINEAR); + for (i = 0; i < 10 ; i++) { + for (j=0; j<4; j++) { + ret = gdk_pixbuf_scale_simple (pixbuf[j], 700, 900, GDK_INTERP_BILINEAR); + gdk_pixbuf_unref (ret); + ret = gdk_pixbuf_scale_simple (pixbuf[j], 20, 50, GDK_INTERP_BILINEAR); + gdk_pixbuf_unref (ret); + } } g_timer_stop (timer); total_seconds += g_timer_elapsed (timer, NULL); - gtk_main (); - g_print ("time spent scaling (in seconds): %lf\n", total_seconds ); return 0; |