/* * 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 */ #ifndef AVCODEC_BSF_INTERNAL_H#define AVCODEC_BSF_INTERNAL_H #include "libavutil/log.h" #include "bsf.h"#include "packet.h" typedef struct FFBitStreamFilter {    /**     * The public AVBitStreamFilter. See bsf.h for it.     */    AVBitStreamFilter p;     int priv_data_size;    int (*init)(AVBSFContext *ctx);    int (*filter)(AVBSFContext *ctx, AVPacket *pkt);    void (*close)(AVBSFContext *ctx);    void (*flush)(AVBSFContext *ctx);} FFBitStreamFilter; /** * Called by the bitstream filters to get the next packet for filtering. * The filter is responsible for either freeing the packet or passing it to the * caller. */int ff_bsf_get_packet(AVBSFContext *ctx, AVPacket **pkt); /** * Called by bitstream filters to get packet for filtering. * The reference to packet is moved to provided packet structure. * * @param ctx pointer to AVBSFContext of filter * @param pkt pointer to packet to move reference to * * @return 0 on success, negative AVERROR in case of failure */int ff_bsf_get_packet_ref(AVBSFContext *ctx, AVPacket *pkt); const AVClass *ff_bsf_child_class_iterate(void **opaque); #endif /* AVCODEC_BSF_INTERNAL_H */