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https://git.ffmpeg.org/ffmpeg.git
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e7e2df27f8
None of these symbols should be accessed directly, so declare them as
hidden.
Signed-off-by: Mans Rullgard <mans@mansr.com>
(cherry picked from commit d36beb3f69)
48 lines
1.5 KiB
C
48 lines
1.5 KiB
C
/*
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* Chomp bitstream filter
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* Copyright (c) 2010 Alex Converse <alex.converse@gmail.com>
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include "avcodec.h"
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#include "internal.h"
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static int chomp_filter(AVBitStreamFilterContext *bsfc,
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AVCodecContext *avctx, const char *args,
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uint8_t **poutbuf, int *poutbuf_size,
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const uint8_t *buf, int buf_size,
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int keyframe)
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{
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while (buf_size > 0 && !buf[buf_size-1])
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buf_size--;
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*poutbuf = (uint8_t*) buf;
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*poutbuf_size = buf_size;
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return 0;
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}
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/**
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* This filter removes a string of NULL bytes from the end of a packet.
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*/
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AVBitStreamFilter ff_chomp_bsf = {
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"chomp",
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0,
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chomp_filter,
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};
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