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57 lines
2.1 KiB
C
57 lines
2.1 KiB
C
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/*
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* Copyright (c) 2014, Ericsson AB. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without modification,
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* are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice, this
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* list of conditions and the following disclaimer in the documentation and/or other
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* materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
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* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
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* OF SUCH DAMAGE.
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*/
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#include <gst/gst.h>
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#include <wels/codec_api.h>
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#include <wels/codec_ver.h>
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#include <string.h>
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#include "gstopenh264elements.h"
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gboolean
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openh264_element_init (GstPlugin * plugin)
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{
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static gsize res = FALSE;
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if (g_once_init_enter (&res)) {
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gsize value;
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OpenH264Version libver;
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/* g_stCodecVersion is the version detected at build time as defined in the
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* headers and WelsGetCodecVersion() is the version detected at runtime.
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* This is a safeguard to avoid crashes since OpenH264 has been changing
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* ABI without changing the SONAME.
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*/
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libver = WelsGetCodecVersion ();
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value = memcmp (&libver, &g_stCodecVersion, sizeof (libver)) == 0;
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g_once_init_leave (&res, value);
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}
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return res;
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}
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