FFmpeg coverage


Directory: ../../../ffmpeg/
File: src/libavformat/daudenc.c
Date: 2022-12-09 07:38:14
Exec Total Coverage
Lines: 10 13 76.9%
Functions: 2 2 100.0%
Branches: 3 6 50.0%

Line Branch Exec Source
1 /*
2 * D-Cinema audio muxer
3 * Copyright (c) 2005 Reimar Döffinger
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 "avformat.h"
23
24 1 static int daud_init(struct AVFormatContext *s)
25 {
26 1 AVCodecParameters *par = s->streams[0]->codecpar;
27
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1 if (par->ch_layout.nb_channels != 6 || par->sample_rate != 96000)
28 return AVERROR(EINVAL);
29 1 return 0;
30 }
31
32 20 static int daud_write_packet(struct AVFormatContext *s, AVPacket *pkt)
33 {
34
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20 if (pkt->size > 65535) {
35 av_log(s, AV_LOG_ERROR,
36 "Packet size too large for s302m. (%d > 65535)\n", pkt->size);
37 return AVERROR_INVALIDDATA;
38 }
39 20 avio_wb16(s->pb, pkt->size);
40 20 avio_wb16(s->pb, 0x8010); // unknown
41 20 avio_write(s->pb, pkt->data, pkt->size);
42 20 return 0;
43 }
44
45 const AVOutputFormat ff_daud_muxer = {
46 .name = "daud",
47 .long_name = NULL_IF_CONFIG_SMALL("D-Cinema audio"),
48 .extensions = "302",
49 .audio_codec = AV_CODEC_ID_PCM_S24DAUD,
50 .video_codec = AV_CODEC_ID_NONE,
51 .init = daud_init,
52 .write_packet = daud_write_packet,
53 .flags = AVFMT_NOTIMESTAMPS,
54 };
55