[refactoring] move some libraries in to library directory

1 files changed, 31 insertions, 0 deletions

diff --git a/src/lib/mdct/dct.h b/src/lib/mdct/dct.h
new file mode 100644
index 0000000..55b81a9
--- /dev/null
+++ b/src/lib/mdct/dct.h
@@ -0,0 +1,31 @@
+/*
+ * This file is part of AtracDEnc.
+ *
+ * AtracDEnc 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 2.1 of the License, or (at your option) any later version.
+ *
+ * AtracDEnc 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 AtracDEnc; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef struct atde_dct_ctx *atde_dct_ctx_t;
+
+atde_dct_ctx_t atde_create_dct4_16(float scale);
+void atde_free_dct_ctx(atde_dct_ctx_t ctx);
+void atde_do_dct4_16(atde_dct_ctx_t ctx, const float* in, float* out);
+
+#ifdef __cplusplus
+}
+#endif