git.sesse.net Git - casparcg/blob - modules/ffmpeg/ffmpeg.cpp

   1 /*
   2 * Copyright (c) 2011 Sveriges Television AB <info@casparcg.com>
   3 *
   4 * This file is part of CasparCG (www.casparcg.com).
   5 *
   6 * CasparCG is free software: you can redistribute it and/or modify
   7 * it under the terms of the GNU General Public License as published by
   8 * the Free Software Foundation, either version 3 of the License, or
   9 * (at your option) any later version.
  10 *
  11 * CasparCG is distributed in the hope that it will be useful,
  12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 * GNU General Public License for more details.
  15 *
  16 * You should have received a copy of the GNU General Public License
  17 * along with CasparCG. If not, see <http://www.gnu.org/licenses/>.
  18 *
  19 * Author: Robert Nagy, ronag89@gmail.com
  20 */
  21
  22 #include "StdAfx.h"
  23
  24 #include "ffmpeg.h"
  25
  26 #include "consumer/ffmpeg_consumer.h"
  27 #include "consumer/streaming_consumer.h"
  28 #include "producer/ffmpeg_producer.h"
  29 #include "producer/util/util.h"
  30
  31 #include <common/log.h>
  32
  33 #include <core/consumer/frame_consumer.h>
  34 #include <core/producer/frame_producer.h>
  35 #include <core/producer/media_info/media_info.h>
  36 #include <core/producer/media_info/media_info_repository.h>
  37 #include <core/system_info_provider.h>
  38
  39 #include <boost/property_tree/ptree.hpp>
  40
  41 #include <tbb/recursive_mutex.h>
  42
  43 #if defined(_MSC_VER)
  44 #pragma warning (disable : 4244)
  45 #pragma warning (disable : 4603)
  46 #pragma warning (disable : 4996)
  47 #endif
  48
  49 extern "C"
  50 {
  51         #define __STDC_CONSTANT_MACROS
  52         #define __STDC_LIMIT_MACROS
  53         #include <libavformat/avformat.h>
  54         #include <libswscale/swscale.h>
  55         #include <libavutil/avutil.h>
  56         #include <libavfilter/avfilter.h>
  57 }
  58
  59 namespace caspar { namespace ffmpeg {
  60
  61 int ffmpeg_lock_callback(void **mutex, enum AVLockOp op)
  62 {
  63         if(!mutex)
  64                 return 0;
  65
  66         auto my_mutex = reinterpret_cast<tbb::recursive_mutex*>(*mutex);
  67
  68         switch(op)
  69         {
  70                 case AV_LOCK_CREATE:
  71                 {
  72                         *mutex = new tbb::recursive_mutex();
  73                         break;
  74                 }
  75                 case AV_LOCK_OBTAIN:
  76                 {
  77                         if(my_mutex)
  78                                 my_mutex->lock();
  79                         break;
  80                 }
  81                 case AV_LOCK_RELEASE:
  82                 {
  83                         if(my_mutex)
  84                                 my_mutex->unlock();
  85                         break;
  86                 }
  87                 case AV_LOCK_DESTROY:
  88                 {
  89                         delete my_mutex;
  90                         *mutex = nullptr;
  91                         break;
  92                 }
  93         }
  94         return 0;
  95 }
  96
  97 static void sanitize(uint8_t *line)
  98 {
  99     while(*line)
 100         {
 101         if(*line < 0x08 || (*line > 0x0D && *line < 0x20))
 102             *line='?';
 103         line++;
 104     }
 105 }
 106
 107 void log_callback(void* ptr, int level, const char* fmt, va_list vl)
 108 {
 109     static int print_prefix=1;
 110     //static int count;
 111     static char prev[1024];
 112     char line[8192];
 113     //static int is_atty;
 114     AVClass* avc= ptr ? *(AVClass**)ptr : NULL;
 115     if(level > av_log_get_level())
 116         return;
 117     line[0]=0;
 118
 119 #undef fprintf
 120     if(print_prefix && avc)
 121         {
 122         if (avc->parent_log_context_offset)
 123                 {
 124             AVClass** parent= *(AVClass***)(((uint8_t*)ptr) + avc->parent_log_context_offset);
 125             if(parent && *parent)
 126                 std::sprintf(line, "[%s @ %p] ", (*parent)->item_name(parent), parent);
 127         }
 128         std::sprintf(line + strlen(line), "[%s @ %p] ", avc->item_name(ptr), ptr);
 129     }
 130
 131     std::vsprintf(line + strlen(line), fmt, vl);
 132
 133     print_prefix = strlen(line) && line[strlen(line)-1] == '\n';
 134
 135     //if(print_prefix && !strcmp(line, prev)){
 136     //    count++;
 137     //    if(is_atty==1)
 138     //        fprintf(stderr, "    Last message repeated %d times\r", count);
 139     //    return;
 140     //}
 141     //if(count>0){
 142     //    fprintf(stderr, "    Last message repeated %d times\n", count);
 143     //    count=0;
 144     //}
 145     strcpy(prev, line);
 146     sanitize((uint8_t*)line);
 147
 148         auto len = strlen(line);
 149         if(len > 0)
 150                 line[len-1] = 0;
 151
 152         if(level == AV_LOG_DEBUG)
 153                 CASPAR_LOG(debug) << L"[ffmpeg] " << line;
 154         else if(level == AV_LOG_INFO)
 155                 CASPAR_LOG(info) << L"[ffmpeg] " << line;
 156         else if(level == AV_LOG_WARNING)
 157                 CASPAR_LOG(warning) << L"[ffmpeg] " << line;
 158         else if(level == AV_LOG_ERROR)
 159                 CASPAR_LOG(error) << L"[ffmpeg] " << line;
 160         else if(level == AV_LOG_FATAL)
 161                 CASPAR_LOG(fatal) << L"[ffmpeg] " << line;
 162         else
 163                 CASPAR_LOG(trace) << L"[ffmpeg] " << line;
 164
 165     //colored_fputs(av_clip(level>>3, 0, 6), line);
 166 }
 167
 168 //static int query_yadif_formats(AVFilterContext *ctx)
 169 //{
 170 //    static const int pix_fmts[] = {
 171 //        PIX_FMT_YUV444P,
 172 //        PIX_FMT_YUV422P,
 173 //        PIX_FMT_YUV420P,
 174 //        PIX_FMT_YUV410P,
 175 //        PIX_FMT_YUV411P,
 176 //        PIX_FMT_GRAY8,
 177 //        PIX_FMT_YUVJ444P,
 178 //        PIX_FMT_YUVJ422P,
 179 //        PIX_FMT_YUVJ420P,
 180 //        AV_NE( PIX_FMT_GRAY16BE, PIX_FMT_GRAY16LE ),
 181 //        PIX_FMT_YUV440P,
 182 //        PIX_FMT_YUVJ440P,
 183 //        AV_NE( PIX_FMT_YUV444P16BE, PIX_FMT_YUV444P16LE ),
 184 //        AV_NE( PIX_FMT_YUV422P16BE, PIX_FMT_YUV422P16LE ),
 185 //        AV_NE( PIX_FMT_YUV420P16BE, PIX_FMT_YUV420P16LE ),
 186 //        PIX_FMT_YUVA420P,
 187 //        PIX_FMT_NONE
 188 //    };
 189 //    avfilter_set_common_pixel_formats(ctx, avfilter_make_format_list(pix_fmts));
 190 //
 191 //    return 0;
 192 //}
 193 //
 194 //#pragma warning (push)
 195 //#pragma warning (disable : 4706)
 196 //void fix_yadif_filter_format_query()
 197 //{
 198 //      AVFilter** filter = nullptr;
 199 //    while((filter = av_filter_next(filter)) && *filter)
 200 //      {
 201 //              if(strstr((*filter)->name, "yadif") != 0)
 202 //                      (*filter)->query_formats = query_yadif_formats;
 203 //      }
 204 //}
 205 //#pragma warning (pop)
 206
 207 std::wstring make_version(unsigned int ver)
 208 {
 209         std::wstringstream str;
 210         str << ((ver >> 16) & 0xFF) << L"." << ((ver >> 8) & 0xFF) << L"." << ((ver >> 0) & 0xFF);
 211         return str.str();
 212 }
 213
 214 std::wstring avcodec_version()
 215 {
 216         return make_version(::avcodec_version());
 217 }
 218
 219 std::wstring avformat_version()
 220 {
 221         return make_version(::avformat_version());
 222 }
 223
 224 std::wstring avutil_version()
 225 {
 226         return make_version(::avutil_version());
 227 }
 228
 229 std::wstring avfilter_version()
 230 {
 231         return make_version(::avfilter_version());
 232 }
 233
 234 std::wstring swscale_version()
 235 {
 236         return make_version(::swscale_version());
 237 }
 238
 239 void init(core::module_dependencies dependencies)
 240 {
 241         av_lockmgr_register(ffmpeg_lock_callback);
 242         av_log_set_callback(log_callback);
 243
 244     avfilter_register_all();
 245         //fix_yadif_filter_format_query();
 246         av_register_all();
 247     avformat_network_init();
 248     avcodec_register_all();
 249
 250         core::register_consumer_factory(create_consumer);
 251         core::register_consumer_factory(create_streaming_consumer);
 252         core::register_preconfigured_consumer_factory(L"file", create_preconfigured_consumer);
 253         core::register_preconfigured_consumer_factory(L"stream", create_preconfigured_streaming_consumer);
 254         dependencies.producer_registry->register_producer_factory(create_producer);
 255
 256         dependencies.media_info_repo->register_extractor(
 257                         [](const std::wstring& file, const std::wstring& extension, core::media_info& info) -> bool
 258                         {
 259                                 // TODO: merge thumbnail generation from 2.0
 260                                 //auto disable_logging = temporary_disable_logging_for_thread(true);
 261                                 if (extension == L".WAV" || extension == L".MP3")
 262                                 {
 263                                         info.clip_type = L"AUDIO";
 264                                         return true;
 265                                 }
 266
 267                                 if (!is_valid_file(file))
 268                                         return false;
 269
 270                                 info.clip_type = L"MOVIE";
 271
 272                                 return try_get_duration(file, info.duration, info.time_base);
 273                         });
 274         dependencies.system_info_provider_repo->register_system_info_provider([](boost::property_tree::wptree& info)
 275         {
 276                 info.add(L"system.ffmpeg.avcodec", avcodec_version());
 277                 info.add(L"system.ffmpeg.avformat", avformat_version());
 278                 info.add(L"system.ffmpeg.avfilter", avfilter_version());
 279                 info.add(L"system.ffmpeg.avutil", avutil_version());
 280                 info.add(L"system.ffmpeg.swscale", swscale_version());
 281         });
 282 }
 283
 284 void uninit()
 285 {
 286         avfilter_uninit();
 287     avformat_network_deinit();
 288         av_lockmgr_register(nullptr);
 289 }
 290
 291 }}