vpx[dec|enc]: Extract IVF support from the apps.

- Move IVF reading support into ivfdec.c and ivfdec.h
- Move IVF writing support into ivfenc.c and ivfenc.h
- Removed IVF writing code from the SVC example in favor of ivfenc.

Change-Id: I70adf6240d0320fdd232d8546ed573f0f68dd793

1 files changed, 30 insertions, 0 deletions

diff --git a/ivfdec.h b/ivfdec.h
new file mode 100644
index 000000000..b1468a9f3
--- /dev/null
+++ b/ivfdec.h
@@ -0,0 +1,30 @@
+/*
+ *  Copyright (c) 2013 The WebM project authors. All Rights Reserved.
+ *
+ *  Use of this source code is governed by a BSD-style license
+ *  that can be found in the LICENSE file in the root of the source
+ *  tree. An additional intellectual property rights grant can be found
+ *  in the file PATENTS.  All contributing project authors may
+ *  be found in the AUTHORS file in the root of the source tree.
+ */
+#ifndef IVFDEC_H_
+#define IVFDEC_H_
+
+#include "./tools_common.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+int file_is_ivf(struct VpxInputContext *input);
+
+int ivf_read_frame(struct VpxInputContext *input,
+                   uint8_t **buffer,
+                   size_t *bytes_read,
+                   size_t *buffer_size);
+
+#ifdef __cplusplus
+}  /* extern "C" */
+#endif
+
+#endif  /* IVFDEC_H_ */