null_bsf.c

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/*
 * This file is part of FFmpeg.
 *
 * FFmpeg 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.
 *
 * FFmpeg 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 FFmpeg; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 */
 
/**
 * @file
 * Null bitstream filter -- pass the input through unchanged.
 */
 
#include "avcodec.h"
#include "bsf.h"
 
static int null_filter(AVBSFContext *ctx, AVPacket *pkt)
{
    return ff_bsf_get_packet_ref(ctx, pkt);
}
 
const AVBitStreamFilter ff_null_bsf = {
    .name           = "null",
    .filter         = null_filter,
};