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[w3m-dev 03913] fix gif animation support

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* w3mimg/fb/fb_gdkpixbuf.c (fb_image_load): fix gif animation
* w3mimg/x11/x11_w3mimg.c (x11_load_image): ditto
From: Hiroyuki Ito <hito@crl.go.jp>
This commit is contained in:
Fumitoshi UKAI
2003-06-13 15:03:02 +00:00
parent 5fb1fb8d28
commit 2de1e03896
3 changed files with 73 additions and 50 deletions
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61
w3mimg/fb/fb_gdkpixbuf.c
View File

@@ -1,4 +1,4 @@
/* $Id: fb_gdkpixbuf.c,v 1.14 2003/04/03 16:36:33 ukai Exp $ */
/* $Id: fb_gdkpixbuf.c,v 1.15 2003/06/13 15:03:05 ukai Exp $ */
/**************************************************************************
fb_gdkpixbuf.c 0.3 Copyright (C) 2002, hito
**************************************************************************/
@@ -65,8 +65,8 @@ fb_image_load(char *filename, int w, int h, int max_anim)
GList *frames;
double ratio_w, ratio_h;
int n, i, j, fw, fh, frame_num, delay;
FB_IMAGE **fb_frame;
GdkPixbufFrameAction action = GDK_PIXBUF_FRAME_REVERT;
FB_IMAGE **fb_frame = NULL, *tmp_image = NULL;
if (filename == NULL)
return NULL;
animation = gdk_pixbuf_animation_new_from_file(filename);
@@ -92,12 +92,22 @@ fb_image_load(char *filename, int w, int h, int max_anim)
ratio_w = 1.0 * w / fw;
ratio_h = 1.0 * h / fh;
}
fb_frame = fb_frame_new(w, h, frame_num);
if (bg_r != 0 || bg_g != 0 || bg_b != 0) {
fb_image_fill(fb_frame[0], bg_r, bg_g, bg_b);
}
if (fb_frame == NULL)
goto END;
tmp_image = fb_image_new(w, h);
if (tmp_image == NULL) {
fb_frame_free(fb_frame);
fb_frame = NULL;
goto END;
}
if (bg_r != 0 || bg_g != 0 || bg_b != 0) {
fb_image_fill(tmp_image, bg_r, bg_g, bg_b);
}
for (j = 0; j < n; j++) {
GdkPixbufFrame *frame;
GdkPixbuf *org_pixbuf, *pixbuf;
@@ -126,33 +136,30 @@ fb_image_load(char *filename, int w, int h, int max_anim)
}
width = gdk_pixbuf_get_width(pixbuf);
height = gdk_pixbuf_get_height(pixbuf);
if (j > 0) {
switch (action) {
case GDK_PIXBUF_FRAME_RETAIN:
if (i > 0)
fb_image_copy(fb_frame[i], fb_frame[i - 1]);
break;
case GDK_PIXBUF_FRAME_DISPOSE:
if (bg_r != 0 || bg_g != 0 || bg_b != 0) {
fb_image_fill(fb_frame[i], bg_r, bg_g, bg_b);
}
break;
case GDK_PIXBUF_FRAME_REVERT:
if (i > 0)
fb_image_copy(fb_frame[i], fb_frame[0]);
break;
default:
if (i > 0)
fb_image_copy(fb_frame[i], fb_frame[0]);
}
}
action = gdk_pixbuf_frame_get_action(frame);
fb_frame[i]->delay = gdk_pixbuf_frame_get_delay_time(frame);
fb_image_copy(fb_frame[i], tmp_image);
draw(fb_frame[i], !i, ofstx, ofsty, width, height, pixbuf);
switch (gdk_pixbuf_frame_get_action(frame)) {
case GDK_PIXBUF_FRAME_RETAIN:
fb_image_copy(tmp_image, fb_frame[i]);
break;
case GDK_PIXBUF_FRAME_DISPOSE:
break;
case GDK_PIXBUF_FRAME_REVERT:
fb_image_copy(tmp_image, fb_frame[0]);
break;
default:
fb_image_copy(tmp_image, fb_frame[0]);
}
if (org_pixbuf != pixbuf)
gdk_pixbuf_finalize(pixbuf);
}
END:
if (tmp_image)
fb_image_free(tmp_image);
gdk_pixbuf_animation_unref(animation);
return fb_frame;
}

54
w3mimg/x11/x11_w3mimg.c
View File

@@ -1,4 +1,4 @@
/* $Id: x11_w3mimg.c,v 1.20 2003/04/03 16:36:54 ukai Exp $ */
/* $Id: x11_w3mimg.c,v 1.21 2003/06/13 15:03:05 ukai Exp $ */
#include <stdio.h>
#include <stdlib.h>
#include <ctype.h>
@@ -275,7 +275,7 @@ x11_load_image(w3mimg_op * self, W3MImage * img, char *fname, int w, int h)
int i, j, iw, ih, n, frame_num, delay, max_anim;
double ratio_w, ratio_h;
struct x11_image *ximg;
GdkPixbufFrameAction action = GDK_PIXBUF_FRAME_REVERT;
Pixmap tmp_pixmap;
#endif
if (self == NULL)
@@ -349,8 +349,16 @@ x11_load_image(w3mimg_op * self, W3MImage * img, char *fname, int w, int h)
ratio_w = 1.0 * w / iw;
ratio_h = 1.0 * h / ih;
}
tmp_pixmap = XCreatePixmap(xi->display, xi->parent, w, h,
DefaultDepth(xi->display, 0));
XFillRectangle(xi->display, (Pixmap) tmp_pixmap, xi->imageGC, 0, 0, w, h);
if (!tmp_pixmap) {
gdk_pixbuf_animation_unref(animation);
return 0;
}
ximg = x11_img_new(xi, w, h, frame_num);
if (!ximg) {
XFreePixmap(xi->display, tmp_pixmap);
gdk_pixbuf_animation_unref(animation);
return 0;
}
@@ -388,36 +396,38 @@ x11_load_image(w3mimg_op * self, W3MImage * img, char *fname, int w, int h)
if (delay > ximg->delay)
ximg->delay = delay;
if (i > 0) {
switch (action) {
case GDK_PIXBUF_FRAME_RETAIN:
XCopyArea(xi->display, ximg->pixmap[i - 1], ximg->pixmap[i],
xi->imageGC, 0, 0, w, h, 0, 0);
break;
case GDK_PIXBUF_FRAME_DISPOSE:
break;
case GDK_PIXBUF_FRAME_REVERT:
XCopyArea(xi->display, ximg->pixmap[0], ximg->pixmap[i],
xi->imageGC, 0, 0, w, h, 0, 0);
break;
default:
XCopyArea(xi->display, ximg->pixmap[0], ximg->pixmap[i],
xi->imageGC, 0, 0, w, h, 0, 0);
break;
}
}
XCopyArea(xi->display, tmp_pixmap, ximg->pixmap[i],
xi->imageGC, 0, 0, w, h, 0, 0);
gdk_pixbuf_xlib_render_to_drawable_alpha(pixbuf,
(Drawable) ximg->pixmap[i], 0,
0, ofstx, ofsty, width,
height,
GDK_PIXBUF_ALPHA_BILEVEL, 1,
XLIB_RGB_DITHER_NORMAL, 0, 0);
action = gdk_pixbuf_frame_get_action(frame);
switch (gdk_pixbuf_frame_get_action(frame)) {
case GDK_PIXBUF_FRAME_RETAIN:
XCopyArea(xi->display, ximg->pixmap[i], tmp_pixmap,
xi->imageGC, 0, 0, w, h, 0, 0);
break;
case GDK_PIXBUF_FRAME_DISPOSE:
break;
case GDK_PIXBUF_FRAME_REVERT:
XCopyArea(xi->display, ximg->pixmap[0], tmp_pixmap,
xi->imageGC, 0, 0, w, h, 0, 0);
break;
default:
XCopyArea(xi->display, ximg->pixmap[0], tmp_pixmap,
xi->imageGC, 0, 0, w, h, 0, 0);
break;
}
if (org_pixbuf != pixbuf)
gdk_pixbuf_finalize(pixbuf);
}
XFreePixmap(xi->display, tmp_pixmap);
gdk_pixbuf_animation_unref(animation);
img->pixmap = ximg;
#endif