git.sesse.net Git - casparcg/blob - modules/ffmpeg/ffmpeg_error.h

   1 /*\r
   2 * Copyright (c) 2011 Sveriges Television AB <info@casparcg.com>\r
   3 *\r
   4 * This file is part of CasparCG (www.casparcg.com).\r
   5 *\r
   6 * CasparCG is free software: you can redistribute it and/or modify\r
   7 * it under the terms of the GNU General Public License as published by\r
   8 * the Free Software Foundation, either version 3 of the License, or\r
   9 * (at your option) any later version.\r
  10 *\r
  11 * CasparCG is distributed in the hope that it will be useful,\r
  12 * but WITHOUT ANY WARRANTY; without even the implied warranty of\r
  13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the\r
  14 * GNU General Public License for more details.\r
  15 *\r
  16 * You should have received a copy of the GNU General Public License\r
  17 * along with CasparCG. If not, see <http://www.gnu.org/licenses/>.\r
  18 *\r
  19 * Author: Robert Nagy, ronag89@gmail.com\r
  20 */\r
  21 \r
  22 #pragma once\r
  23 \r
  24 #include <common/exception/exceptions.h>\r
  25 #include <common/utility/string.h>\r
  26 \r
  27 #include <string>\r
  28 \r
  29 #pragma warning(push, 1)\r
  30 \r
  31 extern "C" \r
  32 {\r
  33 #include <libavutil/error.h>\r
  34 }\r
  35 \r
  36 #pragma warning(pop)\r
  37 \r
  38 namespace caspar { namespace ffmpeg {\r
  39 \r
  40 struct ffmpeg_error : virtual caspar_exception{};\r
  41 struct averror_bsf_not_found : virtual ffmpeg_error{};\r
  42 struct averror_decoder_not_found : virtual ffmpeg_error{};\r
  43 struct averror_demuxer_not_found : virtual ffmpeg_error{};\r
  44 struct averror_encoder_not_found : virtual ffmpeg_error{};\r
  45 struct averror_eof : virtual ffmpeg_error{};\r
  46 struct averror_exit : virtual ffmpeg_error{};\r
  47 struct averror_filter_not_found : virtual ffmpeg_error{};\r
  48 struct averror_muxer_not_found : virtual ffmpeg_error{};\r
  49 struct averror_option_not_found : virtual ffmpeg_error{};\r
  50 struct averror_patchwelcome : virtual ffmpeg_error{};\r
  51 struct averror_protocol_not_found : virtual ffmpeg_error{};\r
  52 struct averror_stream_not_found : virtual ffmpeg_error{};\r
  53 \r
  54 static std::string av_error_str(int errn)\r
  55 {\r
  56         char buf[256];\r
  57         memset(buf, 0, 256);\r
  58         if(av_strerror(errn, buf, 256) < 0)\r
  59                 return "";\r
  60         return std::string(buf);\r
  61 }\r
  62 \r
  63 static void throw_on_ffmpeg_error(int ret, const char* source, const char* func, const char* local_func, const char* file, int line)\r
  64 {\r
  65         if(ret >= 0)\r
  66                 return;\r
  67 \r
  68         switch(ret)\r
  69         {\r
  70         case AVERROR_BSF_NOT_FOUND:\r
  71                 ::boost::exception_detail::throw_exception_(averror_bsf_not_found()<<                                                                           \r
  72                         msg_info(av_error_str(ret)) <<                                                  \r
  73                         source_info(narrow(source)) <<                                          \r
  74                         boost::errinfo_api_function(func) <<                                    \r
  75                         boost::errinfo_errno(AVUNERROR(ret)), local_func, file, line);  \r
  76         case AVERROR_DECODER_NOT_FOUND:\r
  77                 ::boost::exception_detail::throw_exception_(averror_decoder_not_found()<<                                                                               \r
  78                         msg_info(av_error_str(ret)) <<                                                  \r
  79                         source_info(narrow(source)) <<                                          \r
  80                         boost::errinfo_api_function(func) <<                                    \r
  81                         boost::errinfo_errno(AVUNERROR(ret)), local_func, file, line);\r
  82         case AVERROR_DEMUXER_NOT_FOUND:\r
  83                 ::boost::exception_detail::throw_exception_(averror_demuxer_not_found()<<                                                                               \r
  84                         msg_info(av_error_str(ret)) <<                                                  \r
  85                         source_info(narrow(source)) <<                                          \r
  86                         boost::errinfo_api_function(func) <<                                    \r
  87                         boost::errinfo_errno(AVUNERROR(ret)), local_func, file, line);\r
  88         case AVERROR_ENCODER_NOT_FOUND:\r
  89                 ::boost::exception_detail::throw_exception_(averror_encoder_not_found()<<                                                                               \r
  90                         msg_info(av_error_str(ret)) <<                                                  \r
  91                         source_info(narrow(source)) <<                                          \r
  92                         boost::errinfo_api_function(func) <<                                    \r
  93                         boost::errinfo_errno(AVUNERROR(ret)), local_func, file, line);  \r
  94         case AVERROR_EOF:       \r
  95                 ::boost::exception_detail::throw_exception_(averror_eof()<<                                                                             \r
  96                         msg_info(av_error_str(ret)) <<                                                  \r
  97                         source_info(narrow(source)) <<                                          \r
  98                         boost::errinfo_api_function(func) <<                                    \r
  99                         boost::errinfo_errno(AVUNERROR(ret)), local_func, file, line);\r
 100         case AVERROR_EXIT:                              \r
 101                 ::boost::exception_detail::throw_exception_(averror_exit()<<                                                                            \r
 102                         msg_info(av_error_str(ret)) <<                                                  \r
 103                         source_info(narrow(source)) <<                                          \r
 104                         boost::errinfo_api_function(func) <<                                    \r
 105                         boost::errinfo_errno(AVUNERROR(ret)), local_func, file, line);\r
 106         case AVERROR_FILTER_NOT_FOUND:                          \r
 107                 ::boost::exception_detail::throw_exception_(averror_filter_not_found()<<                                                                                \r
 108                         msg_info(av_error_str(ret)) <<                                                  \r
 109                         source_info(narrow(source)) <<                                          \r
 110                         boost::errinfo_api_function(func) <<                                    \r
 111                         boost::errinfo_errno(AVUNERROR(ret)), local_func, file, line);\r
 112         case AVERROR_MUXER_NOT_FOUND:   \r
 113                 ::boost::exception_detail::throw_exception_(averror_muxer_not_found()<<                                                                         \r
 114                         msg_info(av_error_str(ret)) <<                                                  \r
 115                         source_info(narrow(source)) <<                                          \r
 116                         boost::errinfo_api_function(func) <<                                    \r
 117                         boost::errinfo_errno(AVUNERROR(ret)), local_func, file, line);\r
 118         case AVERROR_OPTION_NOT_FOUND:  \r
 119                 ::boost::exception_detail::throw_exception_(averror_option_not_found()<<                                                                                \r
 120                         msg_info(av_error_str(ret)) <<                                                  \r
 121                         source_info(narrow(source)) <<                                          \r
 122                         boost::errinfo_api_function(func) <<                                    \r
 123                         boost::errinfo_errno(AVUNERROR(ret)), local_func, file, line);\r
 124         case AVERROR_PATCHWELCOME:      \r
 125                 ::boost::exception_detail::throw_exception_(averror_patchwelcome()<<                                                                            \r
 126                         msg_info(av_error_str(ret)) <<                                                  \r
 127                         source_info(narrow(source)) <<                                          \r
 128                         boost::errinfo_api_function(func) <<                                    \r
 129                         boost::errinfo_errno(AVUNERROR(ret)), local_func, file, line);\r
 130         case AVERROR_PROTOCOL_NOT_FOUND:        \r
 131                 ::boost::exception_detail::throw_exception_(averror_protocol_not_found()<<                                                                              \r
 132                         msg_info(av_error_str(ret)) <<                                                  \r
 133                         source_info(narrow(source)) <<                                          \r
 134                         boost::errinfo_api_function(func) <<                                    \r
 135                         boost::errinfo_errno(AVUNERROR(ret)), local_func, file, line);\r
 136         case AVERROR_STREAM_NOT_FOUND:\r
 137                 ::boost::exception_detail::throw_exception_(averror_stream_not_found()<<                                                                                \r
 138                         msg_info(av_error_str(ret)) <<                                                  \r
 139                         source_info(narrow(source)) <<                                          \r
 140                         boost::errinfo_api_function(func) <<                                    \r
 141                         boost::errinfo_errno(AVUNERROR(ret)), local_func, file, line);\r
 142         default:\r
 143                 ::boost::exception_detail::throw_exception_(ffmpeg_error()<<                                                                            \r
 144                         msg_info(av_error_str(ret)) <<                                                  \r
 145                         source_info(narrow(source)) <<                                          \r
 146                         boost::errinfo_api_function(func) <<                                    \r
 147                         boost::errinfo_errno(AVUNERROR(ret)), local_func, file, line);\r
 148         }\r
 149 }\r
 150 \r
 151 static void throw_on_ffmpeg_error(int ret, const std::wstring& source, const char* func, const char* local_func, const char* file, int line)\r
 152 {\r
 153         throw_on_ffmpeg_error(ret, narrow(source).c_str(), func, local_func, file, line);\r
 154 }\r
 155 \r
 156 \r
 157 //#define THROW_ON_ERROR(ret, source, func) throw_on_ffmpeg_error(ret, source, __FUNC__, __FILE__, __LINE__)\r
 158 \r
 159 #define THROW_ON_ERROR_STR_(call) #call\r
 160 #define THROW_ON_ERROR_STR(call) THROW_ON_ERROR_STR_(call)\r
 161 \r
 162 #define THROW_ON_ERROR(ret, func, source) \\r
 163                 throw_on_ffmpeg_error(ret, source, func, __FUNCTION__, __FILE__, __LINE__);             \r
 164 \r
 165 #define THROW_ON_ERROR2(call, source)                                                                           \\r
 166         [&]() -> int                                                                                                                    \\r
 167         {                                                                                                                                               \\r
 168                 int ret = call;                                                                                                         \\r
 169                 throw_on_ffmpeg_error(ret, source, THROW_ON_ERROR_STR(call), __FUNCTION__, __FILE__, __LINE__); \\r
 170                 return ret;                                                                                                                     \\r
 171         }()\r
 172 \r
 173 #define LOG_ON_ERROR2(call, source)                                                                                     \\r
 174         [&]() -> int                                                                                                                    \\r
 175         {                                       \\r
 176                 int ret = -1;\\r
 177                 try{                                                                                                                            \\r
 178                  ret = call;                                                                                                                    \\r
 179                 throw_on_ffmpeg_error(ret, source, THROW_ON_ERROR_STR(call), __FUNCTION__, __FILE__, __LINE__); \\r
 180                 return ret;                                                                                                                     \\r
 181                 }catch(...){CASPAR_LOG_CURRENT_EXCEPTION();}                                            \\r
 182                 return ret;                                                                                                                     \\r
 183         }()\r
 184 \r
 185 }}