1 files changed, 40 insertions, 0 deletions
diff --git a/gdk-pixbuf/lzw.h b/gdk-pixbuf/lzw.h
new file mode 100644
index 000000000..60e5df349
--- /dev/null
+++ b/gdk-pixbuf/lzw.h
@@ -0,0 +1,40 @@
+/*
+ * Copyright (C) 2018 Canonical Ltd.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef GDK_PIXBUF_LZW_H
+#define GDK_PIXBUF_LZW_H
+
+#include <glib-object.h>
+
+G_BEGIN_DECLS
+
+G_DECLARE_FINAL_TYPE (LZWDecoder, lzw_decoder, LZW, DECODER, GObject)
+
+/* Maximum code size in bits */
+#define LZW_CODE_MAX 12
+
+LZWDecoder *lzw_decoder_new  (guint8     code_size);
+
+gsize       lzw_decoder_feed (LZWDecoder *decoder,
+                              guint8     *input,
+                              gsize       input_length,
+                              guint8     *output,
+                              gsize       output_length);
+
+G_END_DECLS
+
+#endif