Import aom library

This is the reference implementation for the Alliance for Open Media's av1 video code.

The commit used was 4d668d7feb1f8abd809d1bca0418570a7f142a36.

1 files changed, 30 insertions, 0 deletions

diff --git a/third_party/aom/av1/encoder/daala_compat_enc.c b/third_party/aom/av1/encoder/daala_compat_enc.c
new file mode 100644
index 000000000..3df424cac
--- /dev/null
+++ b/third_party/aom/av1/encoder/daala_compat_enc.c
@@ -0,0 +1,30 @@
+/*
+ * Copyright (c) 2001-2016, Alliance for Open Media. All rights reserved
+ *
+ * This source code is subject to the terms of the BSD 2 Clause License and
+ * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
+ * was not distributed with this source code in the LICENSE file, you can
+ * obtain it at www.aomedia.org/license/software. If the Alliance for Open
+ * Media Patent License 1.0 was not distributed with this source code in the
+ * PATENTS file, you can obtain it at www.aomedia.org/license/patent.
+ */
+
+#include "encint.h"
+
+void od_encode_checkpoint(const daala_enc_ctx *enc, od_rollback_buffer *rbuf) {
+#if CONFIG_DAALA_EC
+  od_ec_enc_checkpoint(&rbuf->ec, &enc->w.ec);
+#else
+#error "CONFIG_PVQ currently requires CONFIG_DAALA_EC."
+#endif
+  OD_COPY(&rbuf->adapt, enc->state.adapt, 1);
+}
+
+void od_encode_rollback(daala_enc_ctx *enc, const od_rollback_buffer *rbuf) {
+#if CONFIG_DAALA_EC
+  od_ec_enc_rollback(&enc->w.ec, &rbuf->ec);
+#else
+#error "CONFIG_PVQ currently requires CONFIG_DAALA_EC."
+#endif
+  OD_COPY(enc->state.adapt, &rbuf->adapt, 1);
+}