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authorSven Gothel <[email protected]>2012-04-16 20:57:56 +0200
committerSven Gothel <[email protected]>2012-04-16 20:57:56 +0200
commit697f47eed72b52acd4728a95edd176b4bb6f7c31 (patch)
tree167ea6fe3df5cd9040191843a38c79cd7adbd60f /make/stub_includes/libav/libavutil/adler32.h
parent10935e1ec0d8ed677bc3fddfaa8cd73898a3bcbf (diff)
Adding libav (ffmpeg) header file, allowing upcoming dynamic linked GLMediaPlayer impl. to be compiled (LGPL terms)
Libav header: libavutil 51.22.1 libavformat 53.21.0 libavcodec 53.35.0 .. just to ease our compile time setup.
Diffstat (limited to 'make/stub_includes/libav/libavutil/adler32.h')
-rw-r--r--make/stub_includes/libav/libavutil/adler32.h43
1 files changed, 43 insertions, 0 deletions
diff --git a/make/stub_includes/libav/libavutil/adler32.h b/make/stub_includes/libav/libavutil/adler32.h
new file mode 100644
index 000000000..a8ff6f9d4
--- /dev/null
+++ b/make/stub_includes/libav/libavutil/adler32.h
@@ -0,0 +1,43 @@
+/*
+ * copyright (c) 2006 Mans Rullgard
+ *
+ * This file is part of Libav.
+ *
+ * Libav 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.
+ *
+ * Libav 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 Libav; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef AVUTIL_ADLER32_H
+#define AVUTIL_ADLER32_H
+
+#include <stdint.h>
+#include "attributes.h"
+
+/**
+ * @ingroup lavu_crypto
+ * Calculate the Adler32 checksum of a buffer.
+ *
+ * Passing the return value to a subsequent av_adler32_update() call
+ * allows the checksum of multiple buffers to be calculated as though
+ * they were concatenated.
+ *
+ * @param adler initial checksum value
+ * @param buf pointer to input buffer
+ * @param len size of input buffer
+ * @return updated checksum
+ */
+unsigned long av_adler32_update(unsigned long adler, const uint8_t *buf,
+ unsigned int len) av_pure;
+
+#endif /* AVUTIL_ADLER32_H */