[gimp] app: add progress handling to gimp_gegl_convert_color_profile, transform()

[Michael Natterer <mitch src gnome org>]

commit 69abd4d972410c23fa0e93fd8f19af78d3a4e13b
Author: Michael Natterer <mitch gimp org>
Date:   Mon Oct 19 01:29:22 2015 +0200

    app: add progress handling to gimp_gegl_convert_color_profile,transform()

 app/core/gimplayer-new.c       |    2 +-
 app/core/gimplayer.c           |    2 +-
 app/gegl/gimp-gegl-loops.c     |   35 ++++++++++++++++++++++++++++++++---
 app/gegl/gimp-gegl-loops.h     |    6 ++++--
 app/widgets/gimpviewrenderer.c |    6 ++++--
 5 files changed, 42 insertions(+), 9 deletions(-)
---
diff --git a/app/core/gimplayer-new.c b/app/core/gimplayer-new.c
index 99ea81b..6a9b838 100644
--- a/app/core/gimplayer-new.c
+++ b/app/core/gimplayer-new.c
@@ -252,5 +252,5 @@ gimp_layer_new_convert_buffer (GimpLayer         *layer,
   gimp_gegl_convert_color_profile (src_buffer,  NULL, src_profile,
                                    dest_buffer, NULL, dest_profile,
                                    GIMP_COLOR_RENDERING_INTENT_PERCEPTUAL,
-                                   TRUE);
+                                   TRUE, NULL);
 }
diff --git a/app/core/gimplayer.c b/app/core/gimplayer.c
index b901828..bf75049 100644
--- a/app/core/gimplayer.c
+++ b/app/core/gimplayer.c
@@ -1115,7 +1115,7 @@ gimp_layer_convert_type (GimpDrawable      *drawable,
       gimp_gegl_convert_color_profile (src_buffer,  NULL, src_profile,
                                        dest_buffer, NULL, dest_profile,
                                        GIMP_COLOR_RENDERING_INTENT_PERCEPTUAL,
-                                       TRUE);
+                                       TRUE, NULL);
     }
   else
     {
diff --git a/app/gegl/gimp-gegl-loops.c b/app/gegl/gimp-gegl-loops.c
index 239892d..47af27e 100644
--- a/app/gegl/gimp-gegl-loops.c
+++ b/app/gegl/gimp-gegl-loops.c
@@ -34,6 +34,8 @@
 #include "gimp-babl.h"
 #include "gimp-gegl-loops.h"
 
+#include "core/gimpprogress.h"
+
 
 void
 gimp_gegl_convolve (GeglBuffer          *src_buffer,
@@ -695,7 +697,8 @@ gimp_gegl_convert_color_profile (GeglBuffer               *src_buffer,
                                  const GeglRectangle      *dest_rect,
                                  GimpColorProfile         *dest_profile,
                                  GimpColorRenderingIntent  intent,
-                                 gboolean                  bpc)
+                                 gboolean                  bpc,
+                                 GimpProgress             *progress)
 {
   const Babl       *src_format;
   const Babl       *dest_format;
@@ -737,7 +740,7 @@ gimp_gegl_convert_color_profile (GeglBuffer               *src_buffer,
     {
       gimp_gegl_convert_color_transform (src_buffer,  src_rect,  src_format,
                                          dest_buffer, dest_rect, dest_format,
-                                         transform);
+                                         transform, progress);
 
       cmsDeleteTransform (transform);
     }
@@ -746,6 +749,9 @@ gimp_gegl_convert_color_profile (GeglBuffer               *src_buffer,
       /* FIXME: no idea if this ever happens */
       gegl_buffer_copy (src_buffer,  src_rect, GEGL_ABYSS_NONE,
                         dest_buffer, dest_rect);
+
+      if (progress)
+        gimp_progress_set_value (progress, 1.0);
     }
 }
 
@@ -756,10 +762,23 @@ gimp_gegl_convert_color_transform (GeglBuffer          *src_buffer,
                                    GeglBuffer          *dest_buffer,
                                    const GeglRectangle *dest_rect,
                                    const Babl          *dest_format,
-                                   GimpColorTransform   transform)
+                                   GimpColorTransform   transform,
+                                   GimpProgress        *progress)
 {
   GeglBufferIterator *iter;
   gboolean            has_alpha;
+  gint                total_pixels;
+  gint                done_pixels = 0;
+
+  if (src_rect)
+    {
+      total_pixels = src_rect->width * src_rect->height;
+    }
+  else
+    {
+      total_pixels = (gegl_buffer_get_width  (src_buffer) *
+                      gegl_buffer_get_height (src_buffer));
+    }
 
   has_alpha = babl_format_has_alpha (dest_format);
 
@@ -787,5 +806,15 @@ gimp_gegl_convert_color_transform (GeglBuffer          *src_buffer,
     {
       cmsDoTransform (transform,
                       iter->data[0], iter->data[1], iter->length);
+
+      done_pixels += iter->roi[0].width * iter->roi[0].height;
+
+      if (progress)
+        gimp_progress_set_value (progress,
+                                 (gdouble) done_pixels /
+                                 (gdouble) total_pixels);
     }
+
+  if (progress)
+    gimp_progress_set_value (progress, 1.0);
 }
diff --git a/app/gegl/gimp-gegl-loops.h b/app/gegl/gimp-gegl-loops.h
index 5a9a6bc..73747c8 100644
--- a/app/gegl/gimp-gegl-loops.h
+++ b/app/gegl/gimp-gegl-loops.h
@@ -95,7 +95,8 @@ void   gimp_gegl_convert_color_profile (GeglBuffer               *src_buffer,
                                         const GeglRectangle      *dest_rect,
                                         GimpColorProfile         *dest_profile,
                                         GimpColorRenderingIntent  intent,
-                                        gboolean                  bpc);
+                                        gboolean                  bpc,
+                                        GimpProgress             *progress);
 
 void   gimp_gegl_convert_color_transform
                                        (GeglBuffer               *src_buffer,
@@ -104,7 +105,8 @@ void   gimp_gegl_convert_color_transform
                                         GeglBuffer               *dest_buffer,
                                         const GeglRectangle      *dest_rect,
                                         const Babl               *dest_format,
-                                        GimpColorTransform        transform);
+                                        GimpColorTransform        transform,
+                                        GimpProgress             *progress);
 
 
 #endif /* __GIMP_GEGL_LOOPS_H__ */
diff --git a/app/widgets/gimpviewrenderer.c b/app/widgets/gimpviewrenderer.c
index 2536c86..5030111 100644
--- a/app/widgets/gimpviewrenderer.c
+++ b/app/widgets/gimpviewrenderer.c
@@ -1093,7 +1093,8 @@ gimp_view_render_temp_buf_to_surface (GimpViewRenderer *renderer,
                                              dest_buffer,
                                              GEGL_RECTANGLE (0, 0, 0, 0),
                                              renderer->profile_dest_format,
-                                             renderer->profile_transform);
+                                             renderer->profile_transform,
+                                             NULL);
         }
       else
         {
@@ -1142,7 +1143,8 @@ gimp_view_render_temp_buf_to_surface (GimpViewRenderer *renderer,
                                              dest_buffer,
                                              GEGL_RECTANGLE (x, y, 0, 0),
                                              renderer->profile_dest_format,
-                                             renderer->profile_transform);
+                                             renderer->profile_transform,
+                                             NULL);
         }
       else
         {