/* * Chomp bitstream filter * Copyright (c) 2010 Alex Converse <alex.converse@gmail.com> * * 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 */ #include "bsf.h"#include "bsf_internal.h" static int chomp_filter(AVBSFContext *ctx, AVPacket *pkt){    int ret;     ret = ff_bsf_get_packet_ref(ctx, pkt);    if (ret < 0)        return ret;     while (pkt->size > 0 && !pkt->data[pkt->size - 1])        pkt->size--;     return 0;} /** * This filter removes a string of NULL bytes from the end of a packet. */const FFBitStreamFilter ff_chomp_bsf = {    .p.name = "chomp",    .filter = chomp_filter,};