ImageLoaderBackendCbAreaUpdated area_updated_cb;
ImageLoaderBackendCbSize size_cb;
ImageLoaderBackendCbAreaPrepared area_prepared_cb;
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+
gpointer data;
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GdkPixbuf *pixbuf;
guint requested_width;
guint requested_height;
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gboolean abort;
gboolean stereo;
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+
};
/* error handler data */
w = cinfo->output_width;
for (i = cinfo->rec_outbuf_height - 1; i >= 0; i--) {
guchar *from, *to;
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+
from = lines[i] + w - 1;
to = lines[i] + (w - 1) * 3;
for (j = w - 1; j >= 0; j--) {
for (i = cinfo->rec_outbuf_height - 1; i >= 0; i--) {
guchar *p;
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+
p = lines[i];
for (j = 0; j < cinfo->output_width; j++) {
int c, m, y, k;
static gpointer image_loader_jpeg_new(ImageLoaderBackendCbAreaUpdated area_updated_cb, ImageLoaderBackendCbSize size_cb, ImageLoaderBackendCbAreaPrepared area_prepared_cb, gpointer data)
{
ImageLoaderJpeg *loader = g_new0(ImageLoaderJpeg, 1);
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loader->area_updated_cb = area_updated_cb;
loader->size_cb = size_cb;
loader->area_prepared_cb = area_prepared_cb;
{
struct error_handler_data *errmgr;
char buffer[JMSG_LENGTH_MAX];
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errmgr = (struct error_handler_data *) cinfo->err;
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/* Create the message */
(* cinfo->err->format_message) (cinfo, buffer);
_("Error interpreting JPEG image file (%s)"),
buffer);
}
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+
siglongjmp (errmgr->setjmp_buffer, 1);
g_assert_not_reached ();
guint stereo_length = 0;
struct error_handler_data jerr;
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+
lj->stereo = FALSE;
MPOData *mpo = jpeg_get_mpo_data(buf, count);
guint i;
gint idx1 = -1, idx2 = -1;
guint num2 = 1;
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for (i = 0; i < mpo->num_images; i++)
{
if (mpo->images[i].type_code == 0x20002)
}
}
}
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+
if (idx1 >= 0 && idx2 >= 0)
{
lj->stereo = TRUE;
if (lj->stereo) jpeg_destroy_decompress(&cinfo2);
return FALSE;
}
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+
jpeg_create_decompress(&cinfo);
set_mem_src(&cinfo, (unsigned char *)buf, count);
jpeg_read_header(&cinfo, TRUE);
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+
if (lj->stereo)
{
jpeg_create_decompress(&cinfo2);
set_mem_src(&cinfo2, stereo_buf2, stereo_length);
jpeg_read_header(&cinfo2, TRUE);
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if (cinfo.image_width != cinfo2.image_width ||
cinfo.image_height != cinfo2.image_height)
{
}
}
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lj->requested_width = lj->stereo ? cinfo.image_width * 2: cinfo.image_width;
lj->requested_height = cinfo.image_height;
lj->size_cb(loader, lj->requested_width, lj->requested_height, lj->data);
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cinfo.scale_num = 1;
for (cinfo.scale_denom = 2; cinfo.scale_denom <= 8; cinfo.scale_denom *= 2) {
jpeg_calc_output_dimensions(&cinfo);
jpeg_calc_output_dimensions(&cinfo2);
jpeg_start_decompress(&cinfo2);
}
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+
jpeg_start_decompress(&cinfo);
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+
if (lj->stereo)
{
lj->stereo = FALSE;
}
}
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-
+
+
lj->pixbuf = gdk_pixbuf_new (GDK_COLORSPACE_RGB,
cinfo.out_color_components == 4 ? TRUE : FALSE,
8, lj->stereo ? cinfo.output_width * 2: cinfo.output_width, cinfo.output_height);
rowstride = gdk_pixbuf_get_rowstride(lj->pixbuf);
dptr = gdk_pixbuf_get_pixels(lj->pixbuf);
dptr2 = gdk_pixbuf_get_pixels(lj->pixbuf) + ((cinfo.out_color_components == 4) ? 4 * cinfo.output_width : 3 * cinfo.output_width);
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+
while (cinfo.output_scanline < cinfo.output_height && !lj->abort)
{
funcs->close = image_loader_jpeg_close;
funcs->abort = image_loader_jpeg_abort;
funcs->free = image_loader_jpeg_free;
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+
funcs->get_format_name = image_loader_jpeg_get_format_name;
funcs->get_format_mime_types = image_loader_jpeg_get_format_mime_types;
}