GCC Code Coverage Report
Directory: ../../../ffmpeg/ Exec Total Coverage
File: src/libavcodec/chomp_bsf.c Lines: 0 7 0.0 %
Date: 2019-11-18 18:00:01 Branches: 0 6 0.0 %

Line Branch Exec Source
1
/*
2
 * Chomp bitstream filter
3
 * Copyright (c) 2010 Alex Converse <alex.converse@gmail.com>
4
 *
5
 * This file is part of FFmpeg.
6
 *
7
 * FFmpeg is free software; you can redistribute it and/or
8
 * modify it under the terms of the GNU Lesser General Public
9
 * License as published by the Free Software Foundation; either
10
 * version 2.1 of the License, or (at your option) any later version.
11
 *
12
 * FFmpeg is distributed in the hope that it will be useful,
13
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
15
 * Lesser General Public License for more details.
16
 *
17
 * You should have received a copy of the GNU Lesser General Public
18
 * License along with FFmpeg; if not, write to the Free Software
19
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20
 */
21
22
#include "avcodec.h"
23
#include "bsf.h"
24
#include "internal.h"
25
26
static int chomp_filter(AVBSFContext *ctx, AVPacket *pkt)
27
{
28
    int ret;
29
30
    ret = ff_bsf_get_packet_ref(ctx, pkt);
31
    if (ret < 0)
32
        return ret;
33
34
    while (pkt->size > 0 && !pkt->data[pkt->size - 1])
35
        pkt->size--;
36
37
    return 0;
38
}
39
40
/**
41
 * This filter removes a string of NULL bytes from the end of a packet.
42
 */
43
const AVBitStreamFilter ff_chomp_bsf = {
44
    .name   = "chomp",
45
    .filter = chomp_filter,
46
};