diff options
author | Sven Gothel <sgothel@jausoft.com> | 2012-04-16 20:57:56 +0200 |
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committer | Sven Gothel <sgothel@jausoft.com> | 2012-04-16 20:57:56 +0200 |
commit | 697f47eed72b52acd4728a95edd176b4bb6f7c31 (patch) | |
tree | 167ea6fe3df5cd9040191843a38c79cd7adbd60f /make/stub_includes/libav/libavutil/adler32.h | |
parent | 10935e1ec0d8ed677bc3fddfaa8cd73898a3bcbf (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.h | 43 |
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 */ |