1 /* 2 * This file is part of FFmpeg. 3 * 4 * FFmpeg is free software; you can redistribute it and/or 5 * modify it under the terms of the GNU Lesser General Public 6 * License as published by the Free Software Foundation; either 7 * version 2.1 of the License, or (at your option) any later version. 8 * 9 * FFmpeg is distributed in the hope that it will be useful, 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 12 * Lesser General Public License for more details. 13 * 14 * You should have received a copy of the GNU Lesser General Public 15 * License along with FFmpeg; if not, write to the Free Software 16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 17 */ 18 19 #ifndef AVCODEC_BSF_INTERNAL_H 20 #define AVCODEC_BSF_INTERNAL_H 21 22 #include "libavutil/log.h" 23 24 #include "bsf.h" 25 #include "packet.h" 26 27 /** 28 * Called by the bitstream filters to get the next packet for filtering. 29 * The filter is responsible for either freeing the packet or passing it to the 30 * caller. 31 */ 32 int ff_bsf_get_packet(AVBSFContext *ctx, AVPacket **pkt); 33 34 /** 35 * Called by bitstream filters to get packet for filtering. 36 * The reference to packet is moved to provided packet structure. 37 * 38 * @param ctx pointer to AVBSFContext of filter 39 * @param pkt pointer to packet to move reference to 40 * 41 * @return 0 on success, negative AVERROR in case of failure 42 */ 43 int ff_bsf_get_packet_ref(AVBSFContext *ctx, AVPacket *pkt); 44 45 #if FF_API_CHILD_CLASS_NEXT 46 const AVClass *ff_bsf_child_class_next(const AVClass *prev); 47 #endif 48 49 const AVClass *ff_bsf_child_class_iterate(void **opaque); 50 51 #endif /* AVCODEC_BSF_INTERNAL_H */ 52