LCOV - code coverage report
Current view: top level - libavformat - rtpdec_ilbc.c (source / functions) Hit Total Coverage
Test: coverage.info Lines: 0 27 0.0 %
Date: 2017-12-18 06:23:41 Functions: 0 2 0.0 %

          Line data    Source code
       1             : /*
       2             :  * RTP iLBC Depacketizer, RFC 3952
       3             :  * Copyright (c) 2012 Martin Storsjo
       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             : #include "rtpdec_formats.h"
      24             : #include "libavutil/avstring.h"
      25             : 
      26           0 : static int ilbc_parse_fmtp(AVFormatContext *s,
      27             :                            AVStream *stream, PayloadContext *data,
      28             :                            const char *attr, const char *value)
      29             : {
      30           0 :     if (!strcmp(attr, "mode")) {
      31           0 :         int mode = atoi(value);
      32           0 :         switch (mode) {
      33           0 :         case 20:
      34           0 :             stream->codecpar->block_align = 38;
      35           0 :             break;
      36           0 :         case 30:
      37           0 :             stream->codecpar->block_align = 50;
      38           0 :             break;
      39           0 :         default:
      40           0 :             av_log(s, AV_LOG_ERROR, "Unsupported iLBC mode %d\n", mode);
      41           0 :             return AVERROR(EINVAL);
      42             :         }
      43           0 :     }
      44           0 :     return 0;
      45             : }
      46             : 
      47           0 : static int ilbc_parse_sdp_line(AVFormatContext *s, int st_index,
      48             :                                PayloadContext *data, const char *line)
      49             : {
      50             :     const char *p;
      51             :     AVStream *st;
      52             : 
      53           0 :     if (st_index < 0)
      54           0 :         return 0;
      55           0 :     st = s->streams[st_index];
      56             : 
      57           0 :     if (av_strstart(line, "fmtp:", &p)) {
      58           0 :         int ret = ff_parse_fmtp(s, st, data, p, ilbc_parse_fmtp);
      59           0 :         if (ret < 0)
      60           0 :             return ret;
      61           0 :         if (!st->codecpar->block_align) {
      62           0 :             av_log(s, AV_LOG_ERROR, "No iLBC mode set\n");
      63           0 :             return AVERROR(EINVAL);
      64             :         }
      65             :     }
      66           0 :     return 0;
      67             : }
      68             : 
      69             : RTPDynamicProtocolHandler ff_ilbc_dynamic_handler = {
      70             :     .enc_name         = "iLBC",
      71             :     .codec_type       = AVMEDIA_TYPE_AUDIO,
      72             :     .codec_id         = AV_CODEC_ID_ILBC,
      73             :     .parse_sdp_a_line = ilbc_parse_sdp_line,
      74             : };

Generated by: LCOV version 1.13