2001-05-07 15:58:47 +00:00
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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 8 -*- */
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/* GdkPixbuf library - animated gif support
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*
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* Copyright (C) 1999 The Free Software Foundation
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*
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* Authors: Jonathan Blandford <jrb@redhat.com>
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* Havoc Pennington <hp@redhat.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#include <config.h>
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#include <errno.h>
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#include "gdk-pixbuf-private.h"
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#include "io-gif-animation.h"
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static void gdk_pixbuf_gif_anim_class_init (GdkPixbufGifAnimClass *klass);
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static void gdk_pixbuf_gif_anim_finalize (GObject *object);
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static gboolean gdk_pixbuf_gif_anim_is_static_image (GdkPixbufAnimation *animation);
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static GdkPixbuf* gdk_pixbuf_gif_anim_get_static_image (GdkPixbufAnimation *animation);
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static void gdk_pixbuf_gif_anim_get_size (GdkPixbufAnimation *anim,
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int *width,
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int *height);
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static GdkPixbufAnimationIter* gdk_pixbuf_gif_anim_get_iter (GdkPixbufAnimation *anim,
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const GTimeVal *start_time);
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static gpointer parent_class;
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GType
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gdk_pixbuf_gif_anim_get_type (void)
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{
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static GType object_type = 0;
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if (!object_type) {
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static const GTypeInfo object_info = {
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sizeof (GdkPixbufGifAnimClass),
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(GBaseInitFunc) NULL,
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(GBaseFinalizeFunc) NULL,
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(GClassInitFunc) gdk_pixbuf_gif_anim_class_init,
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NULL, /* class_finalize */
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NULL, /* class_data */
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sizeof (GdkPixbufGifAnim),
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0, /* n_preallocs */
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(GInstanceInitFunc) NULL,
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};
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object_type = g_type_register_static (GDK_TYPE_PIXBUF_ANIMATION,
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"GdkPixbufGifAnim",
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&object_info, 0);
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}
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return object_type;
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}
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static void
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gdk_pixbuf_gif_anim_class_init (GdkPixbufGifAnimClass *klass)
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{
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GObjectClass *object_class = G_OBJECT_CLASS (klass);
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GdkPixbufAnimationClass *anim_class = GDK_PIXBUF_ANIMATION_CLASS (klass);
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parent_class = g_type_class_peek_parent (klass);
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object_class->finalize = gdk_pixbuf_gif_anim_finalize;
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anim_class->is_static_image = gdk_pixbuf_gif_anim_is_static_image;
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anim_class->get_static_image = gdk_pixbuf_gif_anim_get_static_image;
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anim_class->get_size = gdk_pixbuf_gif_anim_get_size;
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anim_class->get_iter = gdk_pixbuf_gif_anim_get_iter;
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}
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static void
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gdk_pixbuf_gif_anim_finalize (GObject *object)
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{
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GdkPixbufGifAnim *gif_anim = GDK_PIXBUF_GIF_ANIM (object);
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GList *l;
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GdkPixbufFrame *frame;
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for (l = gif_anim->frames; l; l = l->next) {
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frame = l->data;
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Remove assorted G_OBJECT casts where unnecessary.
2001-12-13 Sebastian Wilhelmi <wilhelmi@ira.uka.de>
* gdk-pixbuf-animation.c, gdk-pixbuf-loader.c, gdk-pixpuf.c,
io-gif-animation.c, io-gif.c, io-tiff.c, test-loaders.c: Remove
assorted G_OBJECT casts where unnecessary.
* gdk-pixbuf-loader.c: Call g_object_ref and g_object_unref
instead of gdk_pixbuf_animation_ref and gdk_pixbuf_animation_unref
resp.
* gdk-pixbuf-csource.c, io-bmp.c, io-gif-animation.c, io-ico.c,
io-jpeg.c, io-png.c, io-pnm.c, io-ras.c, io-tga.c, io-wbmp.c,
io-xbm.c, io-xpm.c, test-gdk-pixbuf.c: Dito for gdk_pixbuf_ref and
gdk_pixbuf_unref.
* Makefile.am, pixops/Makefile.am: Compile everything with
-DG_DISABLE_DEPRECATED -DGDK_PIXBUF_DISABLE_DEPRECATED
* gdk-pixdata.c: Use g_ascii_strup() instead of g_strup().
* io-xpm.c: Use g_ascii_strcasecmp() instead of g_strcasecmp().
* demos/testpixbuf-drawable.c, demos/testpixbuf-save.c,
demos/testpixbuf-scale.c, demos/testpixbuf.c: Call g_object_ref
and g_object_unref instead of gdk_pixbuf_ref and gdk_pixbuf_unref
resp.
2001-12-13 21:22:12 +00:00
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g_object_unref (frame->pixbuf);
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2001-05-07 15:58:47 +00:00
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if (frame->composited)
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Remove assorted G_OBJECT casts where unnecessary.
2001-12-13 Sebastian Wilhelmi <wilhelmi@ira.uka.de>
* gdk-pixbuf-animation.c, gdk-pixbuf-loader.c, gdk-pixpuf.c,
io-gif-animation.c, io-gif.c, io-tiff.c, test-loaders.c: Remove
assorted G_OBJECT casts where unnecessary.
* gdk-pixbuf-loader.c: Call g_object_ref and g_object_unref
instead of gdk_pixbuf_animation_ref and gdk_pixbuf_animation_unref
resp.
* gdk-pixbuf-csource.c, io-bmp.c, io-gif-animation.c, io-ico.c,
io-jpeg.c, io-png.c, io-pnm.c, io-ras.c, io-tga.c, io-wbmp.c,
io-xbm.c, io-xpm.c, test-gdk-pixbuf.c: Dito for gdk_pixbuf_ref and
gdk_pixbuf_unref.
* Makefile.am, pixops/Makefile.am: Compile everything with
-DG_DISABLE_DEPRECATED -DGDK_PIXBUF_DISABLE_DEPRECATED
* gdk-pixdata.c: Use g_ascii_strup() instead of g_strup().
* io-xpm.c: Use g_ascii_strcasecmp() instead of g_strcasecmp().
* demos/testpixbuf-drawable.c, demos/testpixbuf-save.c,
demos/testpixbuf-scale.c, demos/testpixbuf.c: Call g_object_ref
and g_object_unref instead of gdk_pixbuf_ref and gdk_pixbuf_unref
resp.
2001-12-13 21:22:12 +00:00
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g_object_unref (frame->composited);
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2001-05-07 15:58:47 +00:00
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if (frame->revert)
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Remove assorted G_OBJECT casts where unnecessary.
2001-12-13 Sebastian Wilhelmi <wilhelmi@ira.uka.de>
* gdk-pixbuf-animation.c, gdk-pixbuf-loader.c, gdk-pixpuf.c,
io-gif-animation.c, io-gif.c, io-tiff.c, test-loaders.c: Remove
assorted G_OBJECT casts where unnecessary.
* gdk-pixbuf-loader.c: Call g_object_ref and g_object_unref
instead of gdk_pixbuf_animation_ref and gdk_pixbuf_animation_unref
resp.
* gdk-pixbuf-csource.c, io-bmp.c, io-gif-animation.c, io-ico.c,
io-jpeg.c, io-png.c, io-pnm.c, io-ras.c, io-tga.c, io-wbmp.c,
io-xbm.c, io-xpm.c, test-gdk-pixbuf.c: Dito for gdk_pixbuf_ref and
gdk_pixbuf_unref.
* Makefile.am, pixops/Makefile.am: Compile everything with
-DG_DISABLE_DEPRECATED -DGDK_PIXBUF_DISABLE_DEPRECATED
* gdk-pixdata.c: Use g_ascii_strup() instead of g_strup().
* io-xpm.c: Use g_ascii_strcasecmp() instead of g_strcasecmp().
* demos/testpixbuf-drawable.c, demos/testpixbuf-save.c,
demos/testpixbuf-scale.c, demos/testpixbuf.c: Call g_object_ref
and g_object_unref instead of gdk_pixbuf_ref and gdk_pixbuf_unref
resp.
2001-12-13 21:22:12 +00:00
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g_object_unref (frame->revert);
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2001-05-07 15:58:47 +00:00
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g_free (frame);
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}
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g_list_free (gif_anim->frames);
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G_OBJECT_CLASS (parent_class)->finalize (object);
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}
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static gboolean
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gdk_pixbuf_gif_anim_is_static_image (GdkPixbufAnimation *animation)
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{
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GdkPixbufGifAnim *gif_anim;
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gif_anim = GDK_PIXBUF_GIF_ANIM (animation);
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return (gif_anim->frames != NULL &&
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gif_anim->frames->next == NULL);
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}
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static GdkPixbuf*
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gdk_pixbuf_gif_anim_get_static_image (GdkPixbufAnimation *animation)
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{
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GdkPixbufGifAnim *gif_anim;
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gif_anim = GDK_PIXBUF_GIF_ANIM (animation);
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if (gif_anim->frames == NULL)
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return NULL;
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else
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return GDK_PIXBUF (((GdkPixbufFrame*)gif_anim->frames->data)->pixbuf);
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}
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static void
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gdk_pixbuf_gif_anim_get_size (GdkPixbufAnimation *anim,
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int *width,
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int *height)
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{
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GdkPixbufGifAnim *gif_anim;
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gif_anim = GDK_PIXBUF_GIF_ANIM (anim);
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if (width)
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*width = gif_anim->width;
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if (height)
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*height = gif_anim->height;
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}
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static void
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iter_clear (GdkPixbufGifAnimIter *iter)
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{
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iter->current_frame = NULL;
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}
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static void
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iter_restart (GdkPixbufGifAnimIter *iter)
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{
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iter_clear (iter);
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iter->current_frame = iter->gif_anim->frames;
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}
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static GdkPixbufAnimationIter*
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gdk_pixbuf_gif_anim_get_iter (GdkPixbufAnimation *anim,
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const GTimeVal *start_time)
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{
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GdkPixbufGifAnimIter *iter;
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iter = g_object_new (GDK_TYPE_PIXBUF_GIF_ANIM_ITER, NULL);
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iter->gif_anim = GDK_PIXBUF_GIF_ANIM (anim);
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Remove assorted G_OBJECT casts where unnecessary.
2001-12-13 Sebastian Wilhelmi <wilhelmi@ira.uka.de>
* gdk-pixbuf-animation.c, gdk-pixbuf-loader.c, gdk-pixpuf.c,
io-gif-animation.c, io-gif.c, io-tiff.c, test-loaders.c: Remove
assorted G_OBJECT casts where unnecessary.
* gdk-pixbuf-loader.c: Call g_object_ref and g_object_unref
instead of gdk_pixbuf_animation_ref and gdk_pixbuf_animation_unref
resp.
* gdk-pixbuf-csource.c, io-bmp.c, io-gif-animation.c, io-ico.c,
io-jpeg.c, io-png.c, io-pnm.c, io-ras.c, io-tga.c, io-wbmp.c,
io-xbm.c, io-xpm.c, test-gdk-pixbuf.c: Dito for gdk_pixbuf_ref and
gdk_pixbuf_unref.
* Makefile.am, pixops/Makefile.am: Compile everything with
-DG_DISABLE_DEPRECATED -DGDK_PIXBUF_DISABLE_DEPRECATED
* gdk-pixdata.c: Use g_ascii_strup() instead of g_strup().
* io-xpm.c: Use g_ascii_strcasecmp() instead of g_strcasecmp().
* demos/testpixbuf-drawable.c, demos/testpixbuf-save.c,
demos/testpixbuf-scale.c, demos/testpixbuf.c: Call g_object_ref
and g_object_unref instead of gdk_pixbuf_ref and gdk_pixbuf_unref
resp.
2001-12-13 21:22:12 +00:00
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g_object_ref (iter->gif_anim);
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2001-05-07 15:58:47 +00:00
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iter_restart (iter);
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iter->start_time = *start_time;
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iter->current_time = *start_time;
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return GDK_PIXBUF_ANIMATION_ITER (iter);
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}
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static void gdk_pixbuf_gif_anim_iter_class_init (GdkPixbufGifAnimIterClass *klass);
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static void gdk_pixbuf_gif_anim_iter_finalize (GObject *object);
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static int gdk_pixbuf_gif_anim_iter_get_delay_time (GdkPixbufAnimationIter *iter);
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static GdkPixbuf* gdk_pixbuf_gif_anim_iter_get_pixbuf (GdkPixbufAnimationIter *iter);
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static gboolean gdk_pixbuf_gif_anim_iter_on_currently_loading_frame (GdkPixbufAnimationIter *iter);
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static gboolean gdk_pixbuf_gif_anim_iter_advance (GdkPixbufAnimationIter *iter,
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const GTimeVal *current_time);
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static gpointer iter_parent_class;
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GType
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gdk_pixbuf_gif_anim_iter_get_type (void)
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{
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static GType object_type = 0;
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if (!object_type) {
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static const GTypeInfo object_info = {
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sizeof (GdkPixbufGifAnimIterClass),
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(GBaseInitFunc) NULL,
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(GBaseFinalizeFunc) NULL,
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(GClassInitFunc) gdk_pixbuf_gif_anim_iter_class_init,
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NULL, /* class_finalize */
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NULL, /* class_data */
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sizeof (GdkPixbufGifAnimIter),
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0, /* n_preallocs */
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(GInstanceInitFunc) NULL,
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};
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object_type = g_type_register_static (GDK_TYPE_PIXBUF_ANIMATION_ITER,
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"GdkPixbufGifAnimIter",
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&object_info, 0);
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}
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return object_type;
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}
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static void
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gdk_pixbuf_gif_anim_iter_class_init (GdkPixbufGifAnimIterClass *klass)
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{
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GObjectClass *object_class = G_OBJECT_CLASS (klass);
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GdkPixbufAnimationIterClass *anim_iter_class =
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GDK_PIXBUF_ANIMATION_ITER_CLASS (klass);
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iter_parent_class = g_type_class_peek_parent (klass);
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object_class->finalize = gdk_pixbuf_gif_anim_iter_finalize;
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anim_iter_class->get_delay_time = gdk_pixbuf_gif_anim_iter_get_delay_time;
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anim_iter_class->get_pixbuf = gdk_pixbuf_gif_anim_iter_get_pixbuf;
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anim_iter_class->on_currently_loading_frame = gdk_pixbuf_gif_anim_iter_on_currently_loading_frame;
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anim_iter_class->advance = gdk_pixbuf_gif_anim_iter_advance;
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|
|
}
|
|
|
|
|
|
|
|
|
|
static void
|
|
|
|
|
gdk_pixbuf_gif_anim_iter_finalize (GObject *object)
|
|
|
|
|
{
|
|
|
|
|
GdkPixbufGifAnimIter *iter = GDK_PIXBUF_GIF_ANIM_ITER (object);
|
|
|
|
|
|
|
|
|
|
iter_clear (iter);
|
|
|
|
|
|
Remove assorted G_OBJECT casts where unnecessary.
2001-12-13 Sebastian Wilhelmi <wilhelmi@ira.uka.de>
* gdk-pixbuf-animation.c, gdk-pixbuf-loader.c, gdk-pixpuf.c,
io-gif-animation.c, io-gif.c, io-tiff.c, test-loaders.c: Remove
assorted G_OBJECT casts where unnecessary.
* gdk-pixbuf-loader.c: Call g_object_ref and g_object_unref
instead of gdk_pixbuf_animation_ref and gdk_pixbuf_animation_unref
resp.
* gdk-pixbuf-csource.c, io-bmp.c, io-gif-animation.c, io-ico.c,
io-jpeg.c, io-png.c, io-pnm.c, io-ras.c, io-tga.c, io-wbmp.c,
io-xbm.c, io-xpm.c, test-gdk-pixbuf.c: Dito for gdk_pixbuf_ref and
gdk_pixbuf_unref.
* Makefile.am, pixops/Makefile.am: Compile everything with
-DG_DISABLE_DEPRECATED -DGDK_PIXBUF_DISABLE_DEPRECATED
* gdk-pixdata.c: Use g_ascii_strup() instead of g_strup().
* io-xpm.c: Use g_ascii_strcasecmp() instead of g_strcasecmp().
* demos/testpixbuf-drawable.c, demos/testpixbuf-save.c,
demos/testpixbuf-scale.c, demos/testpixbuf.c: Call g_object_ref
and g_object_unref instead of gdk_pixbuf_ref and gdk_pixbuf_unref
resp.
2001-12-13 21:22:12 +00:00
|
|
|
|
g_object_unref (iter->gif_anim);
|
2001-05-07 15:58:47 +00:00
|
|
|
|
|
|
|
|
|
G_OBJECT_CLASS (iter_parent_class)->finalize (object);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static gboolean
|
|
|
|
|
gdk_pixbuf_gif_anim_iter_advance (GdkPixbufAnimationIter *anim_iter,
|
|
|
|
|
const GTimeVal *current_time)
|
|
|
|
|
{
|
|
|
|
|
GdkPixbufGifAnimIter *iter;
|
|
|
|
|
gint elapsed;
|
|
|
|
|
GList *tmp;
|
|
|
|
|
GList *old;
|
|
|
|
|
|
|
|
|
|
iter = GDK_PIXBUF_GIF_ANIM_ITER (anim_iter);
|
|
|
|
|
|
|
|
|
|
iter->current_time = *current_time;
|
|
|
|
|
|
|
|
|
|
/* We use milliseconds for all times */
|
|
|
|
|
elapsed =
|
|
|
|
|
(((iter->current_time.tv_sec - iter->start_time.tv_sec) * G_USEC_PER_SEC +
|
|
|
|
|
iter->current_time.tv_usec - iter->start_time.tv_usec)) / 1000;
|
2001-06-08 20:15:49 +00:00
|
|
|
|
|
2001-05-07 15:58:47 +00:00
|
|
|
|
if (elapsed < 0) {
|
|
|
|
|
/* Try to compensate; probably the system clock
|
|
|
|
|
* was set backwards
|
|
|
|
|
*/
|
|
|
|
|
iter->start_time = iter->current_time;
|
|
|
|
|
elapsed = 0;
|
|
|
|
|
}
|
2001-06-08 20:15:49 +00:00
|
|
|
|
|
|
|
|
|
g_assert (iter->gif_anim->total_time > 0);
|
2001-05-07 15:58:47 +00:00
|
|
|
|
|
|
|
|
|
/* See how many times we've already played the full animation,
|
|
|
|
|
* and subtract time for that.
|
|
|
|
|
*/
|
|
|
|
|
elapsed = elapsed % iter->gif_anim->total_time;
|
|
|
|
|
|
|
|
|
|
iter->position = elapsed;
|
|
|
|
|
|
|
|
|
|
/* Now move to the proper frame */
|
|
|
|
|
tmp = iter->gif_anim->frames;
|
|
|
|
|
while (tmp != NULL) {
|
|
|
|
|
GdkPixbufFrame *frame = tmp->data;
|
|
|
|
|
|
|
|
|
|
if (iter->position >= frame->elapsed &&
|
|
|
|
|
iter->position < (frame->elapsed + frame->delay_time))
|
|
|
|
|
break;
|
|
|
|
|
|
|
|
|
|
tmp = tmp->next;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
old = iter->current_frame;
|
|
|
|
|
|
|
|
|
|
iter->current_frame = tmp;
|
|
|
|
|
|
|
|
|
|
return iter->current_frame != old;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
int
|
|
|
|
|
gdk_pixbuf_gif_anim_iter_get_delay_time (GdkPixbufAnimationIter *anim_iter)
|
|
|
|
|
{
|
|
|
|
|
GdkPixbufFrame *frame;
|
|
|
|
|
GdkPixbufGifAnimIter *iter;
|
|
|
|
|
|
|
|
|
|
iter = GDK_PIXBUF_GIF_ANIM_ITER (anim_iter);
|
|
|
|
|
|
|
|
|
|
if (iter->current_frame) {
|
|
|
|
|
frame = iter->current_frame->data;
|
|
|
|
|
|
|
|
|
|
#if 0
|
|
|
|
|
g_print ("frame start: %d pos: %d frame len: %d frame remaining: %d\n",
|
|
|
|
|
frame->elapsed,
|
|
|
|
|
iter->position,
|
|
|
|
|
frame->delay_time,
|
|
|
|
|
frame->delay_time - (iter->position - frame->elapsed));
|
|
|
|
|
#endif
|
|
|
|
|
|
|
|
|
|
return frame->delay_time - (iter->position - frame->elapsed);
|
|
|
|
|
} else {
|
|
|
|
|
return -1; /* show last frame forever */
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
void
|
|
|
|
|
gdk_pixbuf_gif_anim_frame_composite (GdkPixbufGifAnim *gif_anim,
|
|
|
|
|
GdkPixbufFrame *frame)
|
|
|
|
|
{
|
|
|
|
|
GList *link;
|
|
|
|
|
GList *tmp;
|
|
|
|
|
|
|
|
|
|
link = g_list_find (gif_anim->frames, frame);
|
|
|
|
|
|
|
|
|
|
if (frame->need_recomposite || frame->composited == NULL) {
|
|
|
|
|
/* For now, to composite we start with the last
|
|
|
|
|
* composited frame and composite everything up to
|
|
|
|
|
* here.
|
|
|
|
|
*/
|
|
|
|
|
|
|
|
|
|
/* Rewind to last composited frame. */
|
|
|
|
|
tmp = link;
|
|
|
|
|
while (tmp != NULL) {
|
|
|
|
|
GdkPixbufFrame *f = tmp->data;
|
|
|
|
|
|
|
|
|
|
if (f->need_recomposite) {
|
|
|
|
|
if (f->composited) {
|
Remove assorted G_OBJECT casts where unnecessary.
2001-12-13 Sebastian Wilhelmi <wilhelmi@ira.uka.de>
* gdk-pixbuf-animation.c, gdk-pixbuf-loader.c, gdk-pixpuf.c,
io-gif-animation.c, io-gif.c, io-tiff.c, test-loaders.c: Remove
assorted G_OBJECT casts where unnecessary.
* gdk-pixbuf-loader.c: Call g_object_ref and g_object_unref
instead of gdk_pixbuf_animation_ref and gdk_pixbuf_animation_unref
resp.
* gdk-pixbuf-csource.c, io-bmp.c, io-gif-animation.c, io-ico.c,
io-jpeg.c, io-png.c, io-pnm.c, io-ras.c, io-tga.c, io-wbmp.c,
io-xbm.c, io-xpm.c, test-gdk-pixbuf.c: Dito for gdk_pixbuf_ref and
gdk_pixbuf_unref.
* Makefile.am, pixops/Makefile.am: Compile everything with
-DG_DISABLE_DEPRECATED -DGDK_PIXBUF_DISABLE_DEPRECATED
* gdk-pixdata.c: Use g_ascii_strup() instead of g_strup().
* io-xpm.c: Use g_ascii_strcasecmp() instead of g_strcasecmp().
* demos/testpixbuf-drawable.c, demos/testpixbuf-save.c,
demos/testpixbuf-scale.c, demos/testpixbuf.c: Call g_object_ref
and g_object_unref instead of gdk_pixbuf_ref and gdk_pixbuf_unref
resp.
2001-12-13 21:22:12 +00:00
|
|
|
|
g_object_unref (f->composited);
|
2001-05-07 15:58:47 +00:00
|
|
|
|
f->composited = NULL;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (f->composited != NULL)
|
|
|
|
|
break;
|
|
|
|
|
|
|
|
|
|
tmp = tmp->prev;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* Go forward, compositing all frames up to the current frame */
|
|
|
|
|
if (tmp == NULL)
|
|
|
|
|
tmp = gif_anim->frames;
|
|
|
|
|
|
|
|
|
|
while (tmp != NULL) {
|
|
|
|
|
GdkPixbufFrame *f = tmp->data;
|
|
|
|
|
|
|
|
|
|
if (f->need_recomposite) {
|
|
|
|
|
if (f->composited) {
|
Remove assorted G_OBJECT casts where unnecessary.
2001-12-13 Sebastian Wilhelmi <wilhelmi@ira.uka.de>
* gdk-pixbuf-animation.c, gdk-pixbuf-loader.c, gdk-pixpuf.c,
io-gif-animation.c, io-gif.c, io-tiff.c, test-loaders.c: Remove
assorted G_OBJECT casts where unnecessary.
* gdk-pixbuf-loader.c: Call g_object_ref and g_object_unref
instead of gdk_pixbuf_animation_ref and gdk_pixbuf_animation_unref
resp.
* gdk-pixbuf-csource.c, io-bmp.c, io-gif-animation.c, io-ico.c,
io-jpeg.c, io-png.c, io-pnm.c, io-ras.c, io-tga.c, io-wbmp.c,
io-xbm.c, io-xpm.c, test-gdk-pixbuf.c: Dito for gdk_pixbuf_ref and
gdk_pixbuf_unref.
* Makefile.am, pixops/Makefile.am: Compile everything with
-DG_DISABLE_DEPRECATED -DGDK_PIXBUF_DISABLE_DEPRECATED
* gdk-pixdata.c: Use g_ascii_strup() instead of g_strup().
* io-xpm.c: Use g_ascii_strcasecmp() instead of g_strcasecmp().
* demos/testpixbuf-drawable.c, demos/testpixbuf-save.c,
demos/testpixbuf-scale.c, demos/testpixbuf.c: Call g_object_ref
and g_object_unref instead of gdk_pixbuf_ref and gdk_pixbuf_unref
resp.
2001-12-13 21:22:12 +00:00
|
|
|
|
g_object_unref (f->composited);
|
2001-05-07 15:58:47 +00:00
|
|
|
|
f->composited = NULL;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (f->composited != NULL)
|
|
|
|
|
goto next;
|
|
|
|
|
|
|
|
|
|
if (tmp->prev == NULL) {
|
|
|
|
|
/* First frame may be smaller than the whole image;
|
|
|
|
|
* if so, we make the area outside it full alpha if the
|
|
|
|
|
* image has alpha, and background color otherwise.
|
|
|
|
|
* GIF spec doesn't actually say what to do about this.
|
|
|
|
|
*/
|
|
|
|
|
f->composited = gdk_pixbuf_new (GDK_COLORSPACE_RGB,
|
|
|
|
|
TRUE,
|
|
|
|
|
8, gif_anim->width, gif_anim->height);
|
|
|
|
|
|
|
|
|
|
/* alpha gets dumped if f->composited has no alpha */
|
|
|
|
|
|
|
|
|
|
gdk_pixbuf_fill (f->composited,
|
|
|
|
|
(gif_anim->bg_red << 24) |
|
|
|
|
|
(gif_anim->bg_green << 16) |
|
|
|
|
|
(gif_anim->bg_blue << 8) |
|
|
|
|
|
(f->bg_transparent ? 0 : 255));
|
|
|
|
|
|
|
|
|
|
gdk_pixbuf_composite (f->pixbuf,
|
|
|
|
|
f->composited,
|
|
|
|
|
f->x_offset,
|
|
|
|
|
f->y_offset,
|
|
|
|
|
gdk_pixbuf_get_width (f->pixbuf),
|
|
|
|
|
gdk_pixbuf_get_height (f->pixbuf),
|
|
|
|
|
f->x_offset, f->y_offset,
|
|
|
|
|
1.0, 1.0,
|
|
|
|
|
GDK_INTERP_BILINEAR,
|
|
|
|
|
255);
|
|
|
|
|
#if 0
|
|
|
|
|
gdk_pixbuf_copy_area (f->pixbuf,
|
|
|
|
|
0, 0,
|
|
|
|
|
gdk_pixbuf_get_width (f->pixbuf),
|
|
|
|
|
gdk_pixbuf_get_height (f->pixbuf),
|
|
|
|
|
f->composited,
|
|
|
|
|
f->x_offset,
|
|
|
|
|
f->y_offset);
|
|
|
|
|
|
|
|
|
|
#endif
|
|
|
|
|
|
|
|
|
|
if (f->action == GDK_PIXBUF_FRAME_REVERT)
|
|
|
|
|
g_warning ("First frame of GIF has bad dispose mode, GIF loader should not have loaded this image");
|
|
|
|
|
|
|
|
|
|
f->need_recomposite = FALSE;
|
|
|
|
|
} else {
|
|
|
|
|
GdkPixbufFrame *prev_frame;
|
|
|
|
|
|
|
|
|
|
prev_frame = tmp->prev->data;
|
|
|
|
|
|
|
|
|
|
/* Init f->composited with what we should have after the previous
|
|
|
|
|
* frame
|
|
|
|
|
*/
|
|
|
|
|
|
|
|
|
|
if (prev_frame->action == GDK_PIXBUF_FRAME_RETAIN) {
|
|
|
|
|
f->composited = gdk_pixbuf_copy (prev_frame->composited);
|
|
|
|
|
|
|
|
|
|
} else if (prev_frame->action == GDK_PIXBUF_FRAME_DISPOSE) {
|
|
|
|
|
GdkPixbuf *area;
|
|
|
|
|
|
|
|
|
|
f->composited = gdk_pixbuf_copy (prev_frame->composited);
|
|
|
|
|
|
|
|
|
|
/* Clear area of previous frame to background */
|
|
|
|
|
area = gdk_pixbuf_new_subpixbuf (f->composited,
|
|
|
|
|
prev_frame->x_offset,
|
|
|
|
|
prev_frame->y_offset,
|
|
|
|
|
gdk_pixbuf_get_width (prev_frame->pixbuf),
|
|
|
|
|
gdk_pixbuf_get_height (prev_frame->pixbuf));
|
|
|
|
|
|
|
|
|
|
gdk_pixbuf_fill (area,
|
|
|
|
|
(gif_anim->bg_red << 24) |
|
|
|
|
|
(gif_anim->bg_green << 16) |
|
|
|
|
|
(gif_anim->bg_blue << 8) |
|
|
|
|
|
prev_frame->bg_transparent ? 0 : 255);
|
|
|
|
|
|
Remove assorted G_OBJECT casts where unnecessary.
2001-12-13 Sebastian Wilhelmi <wilhelmi@ira.uka.de>
* gdk-pixbuf-animation.c, gdk-pixbuf-loader.c, gdk-pixpuf.c,
io-gif-animation.c, io-gif.c, io-tiff.c, test-loaders.c: Remove
assorted G_OBJECT casts where unnecessary.
* gdk-pixbuf-loader.c: Call g_object_ref and g_object_unref
instead of gdk_pixbuf_animation_ref and gdk_pixbuf_animation_unref
resp.
* gdk-pixbuf-csource.c, io-bmp.c, io-gif-animation.c, io-ico.c,
io-jpeg.c, io-png.c, io-pnm.c, io-ras.c, io-tga.c, io-wbmp.c,
io-xbm.c, io-xpm.c, test-gdk-pixbuf.c: Dito for gdk_pixbuf_ref and
gdk_pixbuf_unref.
* Makefile.am, pixops/Makefile.am: Compile everything with
-DG_DISABLE_DEPRECATED -DGDK_PIXBUF_DISABLE_DEPRECATED
* gdk-pixdata.c: Use g_ascii_strup() instead of g_strup().
* io-xpm.c: Use g_ascii_strcasecmp() instead of g_strcasecmp().
* demos/testpixbuf-drawable.c, demos/testpixbuf-save.c,
demos/testpixbuf-scale.c, demos/testpixbuf.c: Call g_object_ref
and g_object_unref instead of gdk_pixbuf_ref and gdk_pixbuf_unref
resp.
2001-12-13 21:22:12 +00:00
|
|
|
|
g_object_unref (area);
|
2001-05-07 15:58:47 +00:00
|
|
|
|
|
|
|
|
|
} else if (prev_frame->action == GDK_PIXBUF_FRAME_REVERT) {
|
|
|
|
|
f->composited = gdk_pixbuf_copy (prev_frame->composited);
|
|
|
|
|
|
|
|
|
|
/* Copy in the revert frame */
|
|
|
|
|
gdk_pixbuf_copy_area (prev_frame->revert,
|
|
|
|
|
0, 0,
|
|
|
|
|
gdk_pixbuf_get_width (prev_frame->revert),
|
|
|
|
|
gdk_pixbuf_get_height (prev_frame->revert),
|
|
|
|
|
f->composited,
|
|
|
|
|
prev_frame->x_offset,
|
|
|
|
|
prev_frame->y_offset);
|
|
|
|
|
} else {
|
|
|
|
|
g_warning ("Unknown revert action for GIF frame");
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
if (f->revert == NULL &&
|
|
|
|
|
f->action == GDK_PIXBUF_FRAME_REVERT) {
|
|
|
|
|
/* We need to save the contents before compositing */
|
|
|
|
|
GdkPixbuf *area;
|
|
|
|
|
|
|
|
|
|
area = gdk_pixbuf_new_subpixbuf (f->composited,
|
|
|
|
|
f->x_offset,
|
|
|
|
|
f->y_offset,
|
|
|
|
|
gdk_pixbuf_get_width (f->pixbuf),
|
|
|
|
|
gdk_pixbuf_get_height (f->pixbuf));
|
|
|
|
|
|
|
|
|
|
f->revert = gdk_pixbuf_copy (area);
|
|
|
|
|
|
Remove assorted G_OBJECT casts where unnecessary.
2001-12-13 Sebastian Wilhelmi <wilhelmi@ira.uka.de>
* gdk-pixbuf-animation.c, gdk-pixbuf-loader.c, gdk-pixpuf.c,
io-gif-animation.c, io-gif.c, io-tiff.c, test-loaders.c: Remove
assorted G_OBJECT casts where unnecessary.
* gdk-pixbuf-loader.c: Call g_object_ref and g_object_unref
instead of gdk_pixbuf_animation_ref and gdk_pixbuf_animation_unref
resp.
* gdk-pixbuf-csource.c, io-bmp.c, io-gif-animation.c, io-ico.c,
io-jpeg.c, io-png.c, io-pnm.c, io-ras.c, io-tga.c, io-wbmp.c,
io-xbm.c, io-xpm.c, test-gdk-pixbuf.c: Dito for gdk_pixbuf_ref and
gdk_pixbuf_unref.
* Makefile.am, pixops/Makefile.am: Compile everything with
-DG_DISABLE_DEPRECATED -DGDK_PIXBUF_DISABLE_DEPRECATED
* gdk-pixdata.c: Use g_ascii_strup() instead of g_strup().
* io-xpm.c: Use g_ascii_strcasecmp() instead of g_strcasecmp().
* demos/testpixbuf-drawable.c, demos/testpixbuf-save.c,
demos/testpixbuf-scale.c, demos/testpixbuf.c: Call g_object_ref
and g_object_unref instead of gdk_pixbuf_ref and gdk_pixbuf_unref
resp.
2001-12-13 21:22:12 +00:00
|
|
|
|
g_object_unref (area);
|
2001-05-07 15:58:47 +00:00
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/* Put current frame onto f->composited */
|
|
|
|
|
gdk_pixbuf_composite (f->pixbuf,
|
|
|
|
|
f->composited,
|
|
|
|
|
f->x_offset,
|
|
|
|
|
f->y_offset,
|
|
|
|
|
gdk_pixbuf_get_width (f->pixbuf),
|
|
|
|
|
gdk_pixbuf_get_height (f->pixbuf),
|
|
|
|
|
f->x_offset, f->y_offset,
|
|
|
|
|
1.0, 1.0,
|
|
|
|
|
GDK_INTERP_NEAREST,
|
|
|
|
|
255);
|
|
|
|
|
|
|
|
|
|
f->need_recomposite = FALSE;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
next:
|
|
|
|
|
if (tmp == link)
|
|
|
|
|
break;
|
|
|
|
|
|
|
|
|
|
tmp = tmp->next;
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
g_assert (frame->composited != NULL);
|
|
|
|
|
g_assert (gdk_pixbuf_get_width (frame->composited) == gif_anim->width);
|
|
|
|
|
g_assert (gdk_pixbuf_get_height (frame->composited) == gif_anim->height);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
GdkPixbuf*
|
|
|
|
|
gdk_pixbuf_gif_anim_iter_get_pixbuf (GdkPixbufAnimationIter *anim_iter)
|
|
|
|
|
{
|
|
|
|
|
GdkPixbufGifAnimIter *iter;
|
|
|
|
|
GdkPixbufFrame *frame;
|
|
|
|
|
|
|
|
|
|
iter = GDK_PIXBUF_GIF_ANIM_ITER (anim_iter);
|
|
|
|
|
|
|
|
|
|
frame = iter->current_frame ? iter->current_frame->data : NULL;
|
|
|
|
|
|
|
|
|
|
#if 0
|
|
|
|
|
if (FALSE && frame)
|
|
|
|
|
g_print ("current frame %d dispose mode %d %d x %d\n",
|
|
|
|
|
g_list_index (iter->gif_anim->frames,
|
|
|
|
|
frame),
|
|
|
|
|
frame->action,
|
|
|
|
|
gdk_pixbuf_get_width (frame->pixbuf),
|
|
|
|
|
gdk_pixbuf_get_height (frame->pixbuf));
|
|
|
|
|
#endif
|
|
|
|
|
|
|
|
|
|
if (frame == NULL)
|
|
|
|
|
return NULL;
|
|
|
|
|
|
|
|
|
|
gdk_pixbuf_gif_anim_frame_composite (iter->gif_anim, frame);
|
|
|
|
|
|
|
|
|
|
return frame->composited;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
static gboolean
|
|
|
|
|
gdk_pixbuf_gif_anim_iter_on_currently_loading_frame (GdkPixbufAnimationIter *anim_iter)
|
|
|
|
|
{
|
|
|
|
|
GdkPixbufGifAnimIter *iter;
|
|
|
|
|
|
|
|
|
|
iter = GDK_PIXBUF_GIF_ANIM_ITER (anim_iter);
|
|
|
|
|
|
|
|
|
|
return iter->current_frame == NULL || iter->current_frame->next == NULL;
|
|
|
|
|
}
|