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 "consumer/ffmpeg_consumer.h"
  25 #include "producer/ffmpeg_producer.h"
  26 #include "producer/util/util.h"
  27
  28 #include <common/log.h>
  29
  30 #include <core/consumer/frame_consumer.h>
  31 #include <core/producer/frame_producer.h>
  32 #include <core/producer/media_info/media_info.h>
  33 #include <core/producer/media_info/media_info_repository.h>
  34
  35 #include <tbb/recursive_mutex.h>
  36
  37 #if defined(_MSC_VER)
  38 #pragma warning (disable : 4244)
  39 #pragma warning (disable : 4603)
  40 #pragma warning (disable : 4996)
  41 #endif
  42
  43 extern "C"
  44 {
  45         #define __STDC_CONSTANT_MACROS
  46         #define __STDC_LIMIT_MACROS
  47         #include <libavformat/avformat.h>
  48         #include <libswscale/swscale.h>
  49         #include <libavutil/avutil.h>
  50         #include <libavfilter/avfilter.h>
  51 }
  52
  53 namespace caspar { namespace ffmpeg {
  54
  55 int ffmpeg_lock_callback(void **mutex, enum AVLockOp op)
  56 {
  57         if(!mutex)
  58                 return 0;
  59
  60         auto my_mutex = reinterpret_cast<tbb::recursive_mutex*>(*mutex);
  61
  62         switch(op)
  63         {
  64                 case AV_LOCK_CREATE:
  65                 {
  66                         *mutex = new tbb::recursive_mutex();
  67                         break;
  68                 }
  69                 case AV_LOCK_OBTAIN:
  70                 {
  71                         if(my_mutex)
  72                                 my_mutex->lock();
  73                         break;
  74                 }
  75                 case AV_LOCK_RELEASE:
  76                 {
  77                         if(my_mutex)
  78                                 my_mutex->unlock();
  79                         break;
  80                 }
  81                 case AV_LOCK_DESTROY:
  82                 {
  83                         delete my_mutex;
  84                         *mutex = nullptr;
  85                         break;
  86                 }
  87         }
  88         return 0;
  89 }
  90
  91 static void sanitize(uint8_t *line)
  92 {
  93     while(*line)
  94         {
  95         if(*line < 0x08 || (*line > 0x0D && *line < 0x20))
  96             *line='?';
  97         line++;
  98     }
  99 }
 100
 101 void log_callback(void* ptr, int level, const char* fmt, va_list vl)
 102 {
 103     static int print_prefix=1;
 104     //static int count;
 105     static char prev[1024];
 106     char line[8192];
 107     //static int is_atty;
 108     AVClass* avc= ptr ? *(AVClass**)ptr : NULL;
 109     if(level > av_log_get_level())
 110         return;
 111     line[0]=0;
 112
 113 #undef fprintf
 114     if(print_prefix && avc)
 115         {
 116         if (avc->parent_log_context_offset)
 117                 {
 118             AVClass** parent= *(AVClass***)(((uint8_t*)ptr) + avc->parent_log_context_offset);
 119             if(parent && *parent)
 120                 std::sprintf(line, "[%s @ %p] ", (*parent)->item_name(parent), parent);
 121         }
 122         std::sprintf(line + strlen(line), "[%s @ %p] ", avc->item_name(ptr), ptr);
 123     }
 124
 125     std::vsprintf(line + strlen(line), fmt, vl);
 126
 127     print_prefix = strlen(line) && line[strlen(line)-1] == '\n';
 128
 129     //if(print_prefix && !strcmp(line, prev)){
 130     //    count++;
 131     //    if(is_atty==1)
 132     //        fprintf(stderr, "    Last message repeated %d times\r", count);
 133     //    return;
 134     //}
 135     //if(count>0){
 136     //    fprintf(stderr, "    Last message repeated %d times\n", count);
 137     //    count=0;
 138     //}
 139     strcpy(prev, line);
 140     sanitize((uint8_t*)line);
 141
 142         auto len = strlen(line);
 143         if(len > 0)
 144                 line[len-1] = 0;
 145
 146         if(level == AV_LOG_DEBUG)
 147                 CASPAR_LOG(debug) << L"[ffmpeg] " << line;
 148         else if(level == AV_LOG_INFO)
 149                 CASPAR_LOG(info) << L"[ffmpeg] " << line;
 150         else if(level == AV_LOG_WARNING)
 151                 CASPAR_LOG(warning) << L"[ffmpeg] " << line;
 152         else if(level == AV_LOG_ERROR)
 153                 CASPAR_LOG(error) << L"[ffmpeg] " << line;
 154         else if(level == AV_LOG_FATAL)
 155                 CASPAR_LOG(fatal) << L"[ffmpeg] " << line;
 156         else
 157                 CASPAR_LOG(trace) << L"[ffmpeg] " << line;
 158
 159     //colored_fputs(av_clip(level>>3, 0, 6), line);
 160 }
 161
 162 //static int query_yadif_formats(AVFilterContext *ctx)
 163 //{
 164 //    static const int pix_fmts[] = {
 165 //        PIX_FMT_YUV444P,
 166 //        PIX_FMT_YUV422P,
 167 //        PIX_FMT_YUV420P,
 168 //        PIX_FMT_YUV410P,
 169 //        PIX_FMT_YUV411P,
 170 //        PIX_FMT_GRAY8,
 171 //        PIX_FMT_YUVJ444P,
 172 //        PIX_FMT_YUVJ422P,
 173 //        PIX_FMT_YUVJ420P,
 174 //        AV_NE( PIX_FMT_GRAY16BE, PIX_FMT_GRAY16LE ),
 175 //        PIX_FMT_YUV440P,
 176 //        PIX_FMT_YUVJ440P,
 177 //        AV_NE( PIX_FMT_YUV444P16BE, PIX_FMT_YUV444P16LE ),
 178 //        AV_NE( PIX_FMT_YUV422P16BE, PIX_FMT_YUV422P16LE ),
 179 //        AV_NE( PIX_FMT_YUV420P16BE, PIX_FMT_YUV420P16LE ),
 180 //        PIX_FMT_YUVA420P,
 181 //        PIX_FMT_NONE
 182 //    };
 183 //    avfilter_set_common_pixel_formats(ctx, avfilter_make_format_list(pix_fmts));
 184 //
 185 //    return 0;
 186 //}
 187 //
 188 //#pragma warning (push)
 189 //#pragma warning (disable : 4706)
 190 //void fix_yadif_filter_format_query()
 191 //{
 192 //      AVFilter** filter = nullptr;
 193 //    while((filter = av_filter_next(filter)) && *filter)
 194 //      {
 195 //              if(strstr((*filter)->name, "yadif") != 0)
 196 //                      (*filter)->query_formats = query_yadif_formats;
 197 //      }
 198 //}
 199 //#pragma warning (pop)
 200
 201 void init(const spl::shared_ptr<core::media_info_repository>& media_info_repo)
 202 {
 203         av_lockmgr_register(ffmpeg_lock_callback);
 204         av_log_set_callback(log_callback);
 205
 206     avfilter_register_all();
 207         //fix_yadif_filter_format_query();
 208         av_register_all();
 209     avformat_network_init();
 210     avcodec_register_all();
 211
 212         core::register_consumer_factory([](const std::vector<std::wstring>& params){return create_consumer(params);});
 213         core::register_producer_factory(create_producer);
 214
 215         media_info_repo->register_extractor(
 216                         [](const std::wstring& file, const std::wstring& extension, core::media_info& info) -> bool
 217                         {
 218                                 // TODO: merge thumbnail generation from 2.0
 219                                 //auto disable_logging = temporary_disable_logging_for_thread(true);
 220                                 if (extension == L".WAV" || extension == L".MP3")
 221                                 {
 222                                         info.clip_type = L"AUDIO";
 223                                         return true;
 224                                 }
 225
 226                                 if (!is_valid_file(file))
 227                                         return false;
 228
 229                                 info.clip_type = L"MOVIE";
 230
 231                                 return try_get_duration(file, info.duration, info.time_base);
 232                         });
 233
 234 }
 235
 236 void uninit()
 237 {
 238         avfilter_uninit();
 239     avformat_network_deinit();
 240         av_lockmgr_register(nullptr);
 241 }
 242
 243 std::wstring make_version(unsigned int ver)
 244 {
 245         std::wstringstream str;
 246         str << ((ver >> 16) & 0xFF) << L"." << ((ver >> 8) & 0xFF) << L"." << ((ver >> 0) & 0xFF);
 247         return str.str();
 248 }
 249
 250 std::wstring avcodec_version()
 251 {
 252         return make_version(::avcodec_version());
 253 }
 254
 255 std::wstring avformat_version()
 256 {
 257         return make_version(::avformat_version());
 258 }
 259
 260 std::wstring avutil_version()
 261 {
 262         return make_version(::avutil_version());
 263 }
 264
 265 std::wstring avfilter_version()
 266 {
 267         return make_version(::avfilter_version());
 268 }
 269
 270 std::wstring swscale_version()
 271 {
 272         return make_version(::swscale_version());
 273 }
 274
 275 }}