fastiv-browser.c

@@ -501,8 +501,6 @@ fastiv_browser_init(FastivBrowser *self)
 	self->glow = cairo_image_surface_create(CAIRO_FORMAT_A1, 0, 0);
 }
 
-// NOTE: "It is important to note that when an image with an alpha channel is
-// scaled, linear encoded, pre-multiplied component values must be used!"
 static cairo_surface_t *
 rescale_thumbnail(cairo_surface_t *thumbnail)
 {

fastiv-io.c

@@ -44,9 +44,6 @@
 #define WUFFS_CONFIG__MODULE__ZLIB
 #include "wuffs-mirror-release-c/release/c/wuffs-v0.3.c"
 
-#include <glib/gstdio.h>
-#include <spng.h>
-
 #include "xdg.h"
 #include "fastiv-io.h"
 
@@ -595,6 +592,7 @@ fastiv_io_open_from_data(const char *data, size_t len, const gchar *path,
 		}
 #endif  // HAVE_GDKPIXBUF ------------------------------------------------------
 
+		// TODO(p): Integrate gdk-pixbuf as a fallback (optional dependency).
 		set_error(error, "unsupported file type");
 	}
 	return surface;
@@ -602,6 +600,11 @@ fastiv_io_open_from_data(const char *data, size_t len, const gchar *path,
 
 // --- Thumbnails --------------------------------------------------------------
 
+// NOTE: "It is important to note that when an image with an alpha channel is
+// scaled, linear encoded, pre-multiplied component values must be used!"
+#include <glib/gstdio.h>
+#include <spng.h>
+
 static int  // tri-state
 check_spng_thumbnail_texts(struct spng_text *texts, uint32_t texts_len,
 	const gchar *target, time_t mtime)

meson.build

@@ -12,7 +12,6 @@ dependencies = [
 	dependency('pixman-1'),
 	libraw,
 	librsvg,
-	gdkpixbuf,
 	meson.get_compiler('c').find_library('m', required : false),
 ]
 
@@ -32,6 +31,8 @@ executable('fastiv', 'fastiv.c', 'fastiv-view.c', 'fastiv-io.c',
 	install : true,
 	dependencies : [dependencies])
 
+# TODO(p): See fastiv_io_open(), consider optionally integrating this.
+gdk_pixbuf = dependency('gdk-pixbuf-2.0', required : false)
 if gdk_pixbuf.found()
 	executable('io-benchmark', 'fastiv-io-benchmark.c', 'fastiv-io.c', 'xdg.c',
 		build_by_default : false,