// LibAvW_Init DLL_EXPORT int LibAvW_Init(avwCallbackPrint *printfunction) { if (libav_initialized) return LIBAVW_ERROR_NONE; libav_codec_version = avcodec_version(); libav_format_version = avformat_version(); libav_util_version = avutil_version(); libav_swscale_version = swscale_version(); // only can use version we were linked against if (libav_codec_version != LIBAVCODEC_VERSION_INT) return LIBAVW_ERROR_DLL_VERSION_AVCODEC; if (libav_format_version != LIBAVFORMAT_VERSION_INT) return LIBAVW_ERROR_DLL_VERSION_AVFORMAT; if (libav_util_version != LIBAVUTIL_VERSION_INT) return LIBAVW_ERROR_DLL_VERSION_AVUTIL; if (libav_swscale_version != LIBSWSCALE_VERSION_INT) return LIBAVW_ERROR_DLL_VERSION_SWSCALE; // allright, init libavcodec avcodec_register_all(); av_register_all(); av_log_set_callback(LibAvW_ErrorCallback); libav_initialized = true; libav_print = printfunction; return LIBAVW_ERROR_NONE; }
void print_libav_versions(void) { print_version("libavutil", LIBAVUTIL_VERSION_INT, avutil_version()); print_version("libavcodec", LIBAVCODEC_VERSION_INT, avcodec_version()); print_version("libavformat", LIBAVFORMAT_VERSION_INT, avformat_version()); print_version("libswscale", LIBSWSCALE_VERSION_INT, swscale_version()); }
bool print_libav_versions(struct mp_log *log, int v) { const struct lib libs[] = { {"libavutil", LIBAVUTIL_VERSION_INT, avutil_version()}, {"libavcodec", LIBAVCODEC_VERSION_INT, avcodec_version()}, {"libavformat", LIBAVFORMAT_VERSION_INT, avformat_version()}, {"libswscale", LIBSWSCALE_VERSION_INT, swscale_version()}, {"libavfilter", LIBAVFILTER_VERSION_INT, avfilter_version()}, #if HAVE_LIBAV {"libavresample", LIBAVRESAMPLE_VERSION_INT, avresample_version()}, #else {"libswresample", LIBSWRESAMPLE_VERSION_INT, swresample_version()}, #endif }; mp_msg(log, v, "%s library versions:\n", LIB_PREFIX); bool mismatch = false; for (int n = 0; n < MP_ARRAY_SIZE(libs); n++) { const struct lib *l = &libs[n]; mp_msg(log, v, " %-15s %d.%d.%d", l->name, V(l->buildv)); if (l->buildv != l->runv) { mp_msg(log, v, " (runtime %d.%d.%d)", V(l->runv)); mismatch = true; } mp_msg(log, v, "\n"); } mp_msg(log, v, "%s version: %s\n", LIB_PREFIX, av_version_info()); return !mismatch; }
void print_libav_versions(struct mp_log *log, int v) { const struct lib libs[] = { {"libavutil", LIBAVUTIL_VERSION_INT, avutil_version()}, {"libavcodec", LIBAVCODEC_VERSION_INT, avcodec_version()}, {"libavformat", LIBAVFORMAT_VERSION_INT, avformat_version()}, {"libswscale", LIBSWSCALE_VERSION_INT, swscale_version()}, #if HAVE_LIBAVFILTER {"libavfilter", LIBAVFILTER_VERSION_INT, avfilter_version()}, #endif #if HAVE_LIBAVRESAMPLE {"libavresample", LIBAVRESAMPLE_VERSION_INT, avresample_version()}, #endif #if HAVE_LIBSWRESAMPLE {"libswresample", LIBSWRESAMPLE_VERSION_INT, swresample_version()}, #endif }; mp_msg(log, v, "%s library versions:\n", LIB_PREFIX); bool mismatch = false; bool broken = false; for (int n = 0; n < MP_ARRAY_SIZE(libs); n++) { const struct lib *l = &libs[n]; mp_msg(log, v, " %-15s %d.%d.%d", l->name, V(l->buildv)); if (l->buildv != l->runv) { mp_msg(log, v, " (runtime %d.%d.%d)", V(l->runv)); mismatch = true; broken |= ((l->buildv & 255) >= 100) != ((l->runv & 255) >= 100); } mp_msg(log, v, "\n"); } // This just won't work. It's 100% broken. if (broken) { mp_fatal(log, "mpv was compiled and linked against a mixture of Libav " "and FFmpeg versions. This won't work and will most likely " "crash at some point. Exiting.\n"); exit(42); } // We don't "really" support mismatched libraries, but if you like to // suffer, you're free to enjoy the terrible aspects of dynamic linking. // In particular, we don't use all these crazy accessors ffmpeg wants us // to use in order to be ABI compatible after Libav merges - because that // would make our code incompatible to Libav. It's madness. if (mismatch) { mp_warn(log, "Warning: mpv was compiled against a different version of " "%s than the shared\nlibrary it is linked against. This can " "expose subtle ABI compatibility issues\nand can lead to " "misbehavior and crashes.\n", LIB_PREFIX); } }
jstring Java_org_libsdl_app_SDLActivity_stringFromJNI( JNIEnv* env, jobject thiz) { SDL_version linked; unsigned ver = avutil_version(); char buf[512] = "", *ptr = buf; ptr += sprintf(ptr, "avutil %d.%d.%d ", ver>>16, (ver>>8)&0xff, ver&0xff); SDL_GetVersion(&linked); ptr += sprintf(ptr, "sdl: %d.%d.%d.%d (%s)", linked.major, linked.minor, linked.patch, SDL_GetRevisionNumber(), SDL_GetRevision()); return (*env)->NewStringUTF(env, buf); }
/* static void dump_stream_format(AVFormatContext *ic, int i, int index, int is_output) { char buf[256]; int flags = (is_output ? ic->oformat->flags : ic->iformat->flags); AVStream *st = ic->streams[i]; int g = av_gcd(st->time_base.num, st->time_base.den); AVDictionaryEntry *lang = av_dict_get(st->metadata, "language", NULL, 0); avcodec_string(buf, sizeof(buf), st->codec, is_output); av_log(NULL, AV_LOG_INFO, " Stream #%d.%d", index, i); // the pid is an important information, so we display it // XXX: add a generic system if (flags & AVFMT_SHOW_IDS) av_log(NULL, AV_LOG_INFO, "[0x%x]", st->id); if (lang) av_log(NULL, AV_LOG_INFO, "(%s)", lang->value); av_log(NULL, AV_LOG_DEBUG, ", %d, %d/%d", st->codec_info_nb_frames, st->time_base.num/g, st->time_base.den/g); av_log(NULL, AV_LOG_INFO, ": %s", buf); if (st->sample_aspect_ratio.num && // default av_cmp_q(st->sample_aspect_ratio, st->codec->sample_aspect_ratio)) { AVRational display_aspect_ratio; av_reduce(&display_aspect_ratio.num, &display_aspect_ratio.den, st->codec->width*st->sample_aspect_ratio.num, st->codec->height*st->sample_aspect_ratio.den, 1024*1024); av_log(NULL, AV_LOG_INFO, ", PAR %d:%d DAR %d:%d", st->sample_aspect_ratio.num, st->sample_aspect_ratio.den, display_aspect_ratio.num, display_aspect_ratio.den); } if(st->codec->codec_type == AVMEDIA_TYPE_VIDEO){ if(st->avg_frame_rate.den && st->avg_frame_rate.num) print_fps(av_q2d(st->avg_frame_rate), "fps"); if(st->r_frame_rate.den && st->r_frame_rate.num) print_fps(av_q2d(st->r_frame_rate), "tbr"); if(st->time_base.den && st->time_base.num) print_fps(1/av_q2d(st->time_base), "tbn"); if(st->codec->time_base.den && st->codec->time_base.num) print_fps(1/av_q2d(st->codec->time_base), "tbc"); } if (st->disposition & AV_DISPOSITION_DEFAULT) av_log(NULL, AV_LOG_INFO, " (default)"); if (st->disposition & AV_DISPOSITION_DUB) av_log(NULL, AV_LOG_INFO, " (dub)"); if (st->disposition & AV_DISPOSITION_ORIGINAL) av_log(NULL, AV_LOG_INFO, " (original)"); if (st->disposition & AV_DISPOSITION_COMMENT) av_log(NULL, AV_LOG_INFO, " (comment)"); if (st->disposition & AV_DISPOSITION_LYRICS) av_log(NULL, AV_LOG_INFO, " (lyrics)"); if (st->disposition & AV_DISPOSITION_KARAOKE) av_log(NULL, AV_LOG_INFO, " (karaoke)"); if (st->disposition & AV_DISPOSITION_FORCED) av_log(NULL, AV_LOG_INFO, " (forced)"); if (st->disposition & AV_DISPOSITION_HEARING_IMPAIRED) av_log(NULL, AV_LOG_INFO, " (hearing impaired)"); if (st->disposition & AV_DISPOSITION_VISUAL_IMPAIRED) av_log(NULL, AV_LOG_INFO, " (visual impaired)"); if (st->disposition & AV_DISPOSITION_CLEAN_EFFECTS) av_log(NULL, AV_LOG_INFO, " (clean effects)"); av_log(NULL, AV_LOG_INFO, "\n"); dump_metadata(NULL, st->metadata, " "); }*/ void AVInfo::dump() { qDebug("Version\n" "libavcodec: %#x\n" "libavformat: %#x\n" // "libavdevice: %#x\n" "libavutil: %#x" ,avcodec_version() ,avformat_version() // ,avdevice_version() ,avutil_version()); av_dump_format(_format_context, 0, qPrintable(_file_name), false); qDebug("video format: %s [%s]", qPrintable(videoFormatName()), qPrintable(videoFormatLongName())); qDebug("Audio: %s [%s]", qPrintable(audioCodecName()), qPrintable(audioCodecLongName())); qDebug("sample rate: %d, channels: %d", a_codec_context->sample_rate, a_codec_context->channels); }
FFMS_Index::FFMS_Index(const char *IndexFile) : RefCount(1) { ZipFile zf(IndexFile, "rb"); // Read the index file header if (zf.Read<uint32_t>() != INDEXID) throw FFMS_Exception(FFMS_ERROR_PARSER, FFMS_ERROR_FILE_READ, std::string("'") + IndexFile + "' is not a valid index file"); if (zf.Read<uint32_t>() != FFMS_VERSION) throw FFMS_Exception(FFMS_ERROR_PARSER, FFMS_ERROR_FILE_READ, std::string("'") + IndexFile + "' is not the expected index version"); uint32_t Tracks = zf.Read<uint32_t>(); Decoder = zf.Read<uint32_t>(); ErrorHandling = zf.Read<uint32_t>(); if (!(Decoder & FFMS_GetEnabledSources())) throw FFMS_Exception(FFMS_ERROR_INDEX, FFMS_ERROR_NOT_AVAILABLE, "The source which this index was created with is not available"); if (zf.Read<uint32_t>() != avutil_version() || zf.Read<uint32_t>() != avformat_version() || zf.Read<uint32_t>() != avcodec_version() || zf.Read<uint32_t>() != swscale_version()) throw FFMS_Exception(FFMS_ERROR_PARSER, FFMS_ERROR_FILE_READ, std::string("A different FFmpeg build was used to create '") + IndexFile + "'"); Filesize = zf.Read<int64_t>(); zf.Read(Digest, sizeof(Digest)); reserve(Tracks); try { for (size_t i = 0; i < Tracks; ++i) push_back(FFMS_Track(zf)); } catch (FFMS_Exception const&) { throw; } catch (...) { throw FFMS_Exception(FFMS_ERROR_PARSER, FFMS_ERROR_FILE_READ, std::string("Unknown error while reading index information in '") + IndexFile + "'"); } }
void ffmpeg_version_print() { struct _component { const char* lib; unsigned build_version; unsigned rt_version; } components[] = { { "avcodec", LIBAVCODEC_VERSION_INT, avcodec_version()}, { "avformat", LIBAVFORMAT_VERSION_INT, avformat_version()}, { "avutil", LIBAVUTIL_VERSION_INT, avutil_version()}, { "swscale", LIBSWSCALE_VERSION_INT, swscale_version()}, #if QTAV_HAVE(SWRESAMPLE) { "swresample", LIBSWRESAMPLE_VERSION_INT, swresample_version()}, //swresample_version not declared in 0.9 #endif //QTAV_HAVE(SWRESAMPLE) #if QTAV_HAVE(AVRESAMPLE) { "avresample", LIBAVRESAMPLE_VERSION_INT, avresample_version()}, #endif //QTAV_HAVE(AVRESAMPLE) #if QTAV_HAVE(AVFILTER) { "avfilter", LIBAVFILTER_VERSION_INT, avfilter_version() }, #endif //QTAV_HAVE(AVFILTER) { 0, 0, 0} }; for (int i = 0; components[i].lib != 0; ++i) { printf("Build with lib%s-%u.%u.%u\n" , components[i].lib , QTAV_VERSION_MAJOR(components[i].build_version) , QTAV_VERSION_MINOR(components[i].build_version) , QTAV_VERSION_PATCH(components[i].build_version) ); unsigned rt_version = components[i].rt_version; if (components[i].build_version != rt_version) { fprintf(stderr, "Warning: %s runtime version %u.%u.%u mismatch!\n" , components[i].lib , QTAV_VERSION_MAJOR(rt_version) , QTAV_VERSION_MINOR(rt_version) , QTAV_VERSION_PATCH(rt_version) ); } } fflush(0); }
void FFMS_Index::WriteIndex(const char *IndexFile) { ZipFile zf(IndexFile, "wb"); // Write the index file header zf.Write<uint32_t>(INDEXID); zf.Write<uint32_t>(FFMS_VERSION); zf.Write<uint32_t>(size()); zf.Write<uint32_t>(Decoder); zf.Write<uint32_t>(ErrorHandling); zf.Write<uint32_t>(avutil_version()); zf.Write<uint32_t>(avformat_version()); zf.Write<uint32_t>(avcodec_version()); zf.Write<uint32_t>(swscale_version()); zf.Write<int64_t>(Filesize); zf.Write(Digest); for (size_t i = 0; i < size(); ++i) at(i).Write(zf); zf.Finish(); }