LCOV - code coverage report
Current view: top level - src/libavformat - daudenc.c (source / functions) Hit Total Coverage
Test: coverage.info Lines: 10 13 76.9 %
Date: 2017-03-25 17:02:41 Functions: 2 2 100.0 %

          Line data    Source code
       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_write_header(struct AVFormatContext *s)
      25             : {
      26           1 :     AVCodecParameters *par = s->streams[0]->codecpar;
      27           1 :     if (par->channels!=6 || par->sample_rate!=96000)
      28           0 :         return -1;
      29           1 :     return 0;
      30             : }
      31             : 
      32          20 : static int daud_write_packet(struct AVFormatContext *s, AVPacket *pkt)
      33             : {
      34          20 :     if (pkt->size > 65535) {
      35           0 :         av_log(s, AV_LOG_ERROR,
      36             :                "Packet size too large for s302m. (%d > 65535)\n", pkt->size);
      37           0 :         return -1;
      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             : 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             :     .write_header = daud_write_header,
      52             :     .write_packet = daud_write_packet,
      53             :     .flags        = AVFMT_NOTIMESTAMPS,
      54             : };

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