pixbuf: Use GdkTextureDownloader when downloading pixbufs

This commit is contained in:
Benjamin Otte 2023-02-14 07:18:34 +01:00
parent 51ed1442a2
commit 4afec951c7

View File

@ -28,6 +28,7 @@
#include "gdkmemorytextureprivate.h"
#include "gdksurface.h"
#include "gdktextureprivate.h"
#include "gdktexturedownloaderprivate.h"
#include <gdk-pixbuf/gdk-pixbuf.h>
@ -218,9 +219,9 @@ gdk_pixbuf_get_from_surface (cairo_surface_t *surface,
static void
pixbuf_texture_unref_cb (guchar *pixels,
gpointer texture)
gpointer bytes)
{
g_object_unref (texture);
g_bytes_unref (bytes);
}
/**
@ -238,22 +239,27 @@ pixbuf_texture_unref_cb (guchar *pixels,
GdkPixbuf *
gdk_pixbuf_get_from_texture (GdkTexture *texture)
{
GdkMemoryTexture *memtex;
GdkTextureDownloader downloader;
GBytes *bytes;
gsize stride;
gboolean alpha;
alpha = gdk_memory_format_alpha (gdk_texture_get_format (texture)) != GDK_MEMORY_ALPHA_OPAQUE;
memtex = gdk_memory_texture_from_texture (texture,
alpha ? GDK_MEMORY_GDK_PIXBUF_ALPHA
: GDK_MEMORY_GDK_PIXBUF_OPAQUE);
gdk_texture_downloader_init (&downloader, texture);
gdk_texture_downloader_set_format (&downloader,
alpha ? GDK_MEMORY_GDK_PIXBUF_ALPHA
: GDK_MEMORY_GDK_PIXBUF_OPAQUE);
bytes = gdk_texture_downloader_download_bytes (&downloader, &stride);
gdk_texture_downloader_finish (&downloader);
return gdk_pixbuf_new_from_data (gdk_memory_texture_get_data (memtex),
return gdk_pixbuf_new_from_data (g_bytes_get_data (bytes, NULL),
GDK_COLORSPACE_RGB,
alpha,
8,
gdk_texture_get_width (GDK_TEXTURE (memtex)),
gdk_texture_get_height (GDK_TEXTURE (memtex)),
gdk_memory_texture_get_stride (memtex),
gdk_texture_get_width (texture),
gdk_texture_get_height (texture),
stride,
pixbuf_texture_unref_cb,
memtex);
bytes);
}