mirror of
https://bitbucket.org/smil3y/kdelibs.git
synced 2025-02-23 10:22:48 +00:00
kio: implement audio and video meta information extractor via FFmpeg
This commit is contained in:
Ivailo Monev
parent
aa0cca8b8d
commit
0e2ffeebe9
9 changed files with 366 additions and 16 deletions
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@ -207,6 +207,14 @@ set_package_properties(Exiv2 PROPERTIES
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PURPOSE "Exiv2 metadata extraction and image rotation based on the data"
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)
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macro_optional_find_package(FFmpeg)
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set_package_properties(FFmpeg PROPERTIES
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DESCRIPTION "A complete, cross-platform solution to record, convert and stream audio and video"
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URL "https://ffmpeg.org/"
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TYPE RECOMMENDED
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PURPOSE "Video metadata extraction"
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)
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macro_optional_find_package(OpenSSL)
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set_package_properties(OpenSSL PROPERTIES
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DESCRIPTION "Robust, commercial-grade, full-featured toolkit for general-purpose cryptography and secure communication"
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@ -21,8 +21,8 @@ build_script:
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sudo apt-get install -qq cmake katie-dev libenchant-dev \
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libmagick++-dev libmpv-dev xorg-dev mesa-common-dev \
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libavahi-common-dev libwebp-dev libudev-dev liblzma-dev \
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libexiv2-dev libbz2-dev libacl1-dev libcdio-dev \
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libcurl4-openssl-dev libssl-dev libdbusmenu-katie \
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libexiv2-dev libbz2-dev libacl1-dev libcdio-dev libssl-dev \
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libcurl4-openssl-dev libdbusmenu-katie libavutil-dev libavformat-dev \
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media-player-info shared-mime-info media-player-info xdg-utils ccache
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export PATH="/usr/lib/ccache/:$PATH"
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@ -14,6 +14,7 @@ set(cmakeFilesDontInstall
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FindACL.cmake
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FindLibCDIO.cmake
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FindDevinfo.cmake
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FindFFmpeg.cmake
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)
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# Explicitly list all files which will be installed.
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45
cmake/modules/FindFFmpeg.cmake
Normal file
45
cmake/modules/FindFFmpeg.cmake
Normal file
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@ -0,0 +1,45 @@
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# Try to find the FFmpeg library, once done this will define:
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#
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# FFMPEG_FOUND - system has FFmpeg
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# FFMPEG_INCLUDES - the FFmpeg include directory
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# FFMPEG_LIBRARIES - the libraries needed to use FFmpeg
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#
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# Copyright (c) 2022 Ivailo Monev <xakepa10@gmail.com>
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#
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# Redistribution and use is allowed according to the terms of the BSD license.
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# For details see the accompanying COPYING-CMAKE-SCRIPTS file.
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find_path(LIBAVFORMAT_INCLUDES
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NAMES libavformat/avformat.h
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HINTS $ENV{FFMPEGDIR}/include
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)
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find_library(LIBAVFORMAT_LIBRARY
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NAMES avformat
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HINTS $ENV{FFMPEGDIR}/lib
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)
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find_path(LIBAVUTIL_INCLUDES
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NAMES libavutil/dict.h
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HINTS $ENV{FFMPEGDIR}/include
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)
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find_library(LIBAVUTIL_LIBRARY
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NAMES avformat
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HINTS $ENV{FFMPEGDIR}/lib
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)
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if (LIBAVFORMAT_INCLUDES AND LIBAVUTIL_INCLUDES)
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set(FFMPEG_INCLUDES ${LIBAVFORMAT_INCLUDES} ${LIBAVUTIL_INCLUDES})
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endif()
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if (LIBAVFORMAT_LIBRARY AND LIBAVUTIL_LIBRARY)
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set(FFMPEG_LIBRARIES ${LIBAVFORMAT_LIBRARY} ${LIBAVUTIL_LIBRARY})
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endif()
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include(FindPackageHandleStandardArgs)
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find_package_handle_standard_args(FFmpeg
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REQUIRED_VARS FFMPEG_LIBRARIES FFMPEG_INCLUDES
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)
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mark_as_advanced(FFMPEG_INCLUDES FFMPEG_LIBRARIES)
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@ -53,11 +53,11 @@ void KFileMetaInfoPrivate::init(const QString &filename, const KUrl &url, KFileM
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{
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m_url = url;
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const KMimeType::Ptr filemimetype = KMimeType::findByUrl(url);
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const KService::List kfmdplugins = KServiceTypeTrader::self()->query("KFileMetaData/Plugin");
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foreach (const KService::Ptr &kfmdplugin, kfmdplugins) {
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KFileMetaDataPlugin *kfmdplugininstance = kfmdplugin->createInstance<KFileMetaDataPlugin>();
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if (kfmdplugininstance) {
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const KMimeType::Ptr filemimetype = KMimeType::findByUrl(url);
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// qDebug() << Q_FUNC_INFO << filemimetype->name() << kfmdplugininstance->mimeTypes();
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foreach (const QString &kfmdpluginmime, kfmdplugininstance->mimeTypes()) {
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if (filemimetype->is(kfmdpluginmime)) {
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@ -234,12 +234,22 @@ QString KFileMetaInfo::name(const QString& key)
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{ "http://www.semanticdesktop.org/ontologies/2007/01/19/nie#url", i18nc("@label file URL", "URL") },
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{ "http://www.semanticdesktop.org/ontologies/2007/03/22/nfo#width", i18nc("@label", "Width") },
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{ "http://www.semanticdesktop.org/ontologies/2007/03/22/nfo#height", i18nc("@label", "Height") },
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{ "http://www.semanticdesktop.org/ontologies/2007/03/22/nfo#averageBitrate", i18nc("@label", "Average Bitrate") },
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{ "http://www.semanticdesktop.org/ontologies/2007/01/19/nie#copyright", i18nc("@label", "Copyright") },
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{ "http://www.semanticdesktop.org/ontologies/2007/01/19/nie#comment", i18nc("@label", "Comment") },
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{ "http://www.semanticdesktop.org/ontologies/2007/01/19/nie#title", i18nc("@label music title", "Title") },
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{ "http://www.semanticdesktop.org/ontologies/2007/01/19/nie#keyword", i18nc("@label", "Keyword") },
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{ "http://www.semanticdesktop.org/ontologies/2007/01/19/nie#description", i18nc("@label", "Description") },
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{ "http://www.semanticdesktop.org/ontologies/2007/01/19/nie#generator", i18nc("@label Software used to generate content", "Generator") },
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{ "http://www.semanticdesktop.org/ontologies/2007/01/19/nie#contentCreated", i18nc("@label creation date", "Created") },
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{ "http://www.semanticdesktop.org/ontologies/2009/02/19/nmm#musicAlbum", i18nc("@label music album", "Album") },
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{ "http://www.semanticdesktop.org/ontologies/2009/02/19/nmm#genre", i18nc("@label music genre", "Genre") },
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{ "http://www.semanticdesktop.org/ontologies/2009/02/19/nmm#performer", i18nc("@label", "Performer") },
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{ "http://www.semanticdesktop.org/ontologies/2009/02/19/nmm#trackNumber", i18nc("@label music track number", "Track") },
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{ "http://www.semanticdesktop.org/ontologies/2007/05/10/nid3#composer", i18nc("@label music composer", "Composer") },
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{ "http://www.semanticdesktop.org/ontologies/2007/05/10/nid3#encoder", i18nc("@label", "Encoder") },
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{ "http://www.semanticdesktop.org/ontologies/2007/05/10/nid3#encodedBy", i18nc("@label", "Encoded By") },
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{ "http://www.semanticdesktop.org/ontologies/2007/03/22/nco#publisher", i18nc("@label", "Publisher") },
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{ "http://www.semanticdesktop.org/ontologies/2007/05/10/nexif#make", i18nc("@label EXIF", "Manufacturer") },
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{ "http://www.semanticdesktop.org/ontologies/2007/05/10/nexif#model", i18nc("@label EXIF", "Model") },
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{ "http://www.semanticdesktop.org/ontologies/2007/05/10/nexif#orientation", i18nc("@label EXIF", "Orientation") },
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@ -260,13 +270,11 @@ QString KFileMetaInfo::name(const QString& key)
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{ "http://www.semanticdesktop.org/ontologies/2007/03/22/nfo#pageCount", i18nc("@label", "Page Count") },
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{ "http://www.semanticdesktop.org/ontologies/2007/03/22/nco#creator", i18nc("@label", "Creator") },
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{ "http://www.semanticdesktop.org/ontologies/2007/03/22/nmo#Email", i18nc("@label", "Creator E-Mail") },
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{ "http://www.semanticdesktop.org/ontologies/2007/03/22/nco#publisher", i18nc("@label", "Publisher") },
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{ "http://www.semanticdesktop.org/ontologies/2007/03/22/nfo#hashValue", i18nc("@label", "Hash Value") },
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{ "http://www.semanticdesktop.org/ontologies/2007/03/22/nfo#hashAlgorithm", i18nc("@label", "Hash Algorithm") },
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{ "http://www.semanticdesktop.org/ontologies/2007/03/22/nco#country", i18nc("@label", "Country") },
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{ "http://www.semanticdesktop.org/ontologies/2007/04/02/ncal#summary", i18nc("@label", "Summary") },
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{ "http://www.semanticdesktop.org/ontologies/2007/01/19/nie#subject", i18nc("@label", "Subject") },
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{ "http://www.semanticdesktop.org/ontologies/2007/01/19/nie#contentCreated", i18nc("@label creation date", "Created") },
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{ "http://www.semanticdesktop.org/ontologies/2007/01/19/nie#contentLastModified", i18nc("@label modification date", "Modified") },
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{ "http://www.semanticdesktop.org/ontologies/2007/01/19/nie#characterSet", i18nc("@label", "Character Set") },
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{ "http://www.semanticdesktop.org/ontologies/2007/03/22/nfo#lineCount", i18nc("@label number of lines", "Lines") },
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@ -274,10 +282,6 @@ QString KFileMetaInfo::name(const QString& key)
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{ "http://www.semanticdesktop.org/ontologies/2007/03/22/nfo#characterCount", i18nc("@label", "Character Count") },
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{ "http://www.semanticdesktop.org/ontologies/2007/04/02/ncal#sequence", i18nc("@label", "Revision") },
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{ "http://www.semanticdesktop.org/ontologies/2007/03/22/nfo#duration", i18nc("@label", "Duration") },
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{ "http://www.semanticdesktop.org/ontologies/2009/02/19/nmm#musicAlbum", i18nc("@label music album", "Album") },
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{ "http://www.semanticdesktop.org/ontologies/2009/02/19/nmm#genre", i18nc("@label music genre", "Genre") },
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{ "http://www.semanticdesktop.org/ontologies/2009/02/19/nmm#trackNumber", i18nc("@label music track number", "Track") },
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{ "http://www.semanticdesktop.org/ontologies/2009/02/19/nmm#performer", i18nc("@label", "Performer") },
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{ "http://www.semanticdesktop.org/ontologies/2007/03/22/nco#Contact", i18nc("@label", "Contact") },
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{ "http://www.semanticdesktop.org/ontologies/2007/01/19/nie#disclaimer", i18nc("@label", "Disclaimer") },
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{ "http://www.semanticdesktop.org/ontologies/2007/05/10/nid3#textWriter", i18nc("@label", "Text Writer") },
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@ -285,9 +289,7 @@ QString KFileMetaInfo::name(const QString& key)
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{ "http://www.semanticdesktop.org/ontologies/2009/02/19/nmm#director", i18nc("@label video director", "Director") },
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{ "http://www.semanticdesktop.org/ontologies/2007/05/10/nid3#conductor", i18nc("@label", "Conductor") },
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{ "http://www.semanticdesktop.org/ontologies/2007/05/10/nid3#interpretedBy", i18nc("@label", "Interpreted By") },
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{ "http://www.semanticdesktop.org/ontologies/2007/05/10/nid3#composer", i18nc("@label music composer", "Composer") },
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{ "http://www.semanticdesktop.org/ontologies/2007/05/10/nid3#beatsPerMinute", i18nc("@label", "Beats Per Minute") },
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{ "http://www.semanticdesktop.org/ontologies/2007/05/10/nid3#encodedBy", i18nc("@label", "Encoded By") },
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{ "http://www.semanticdesktop.org/ontologies/2007/05/10/nid3#originalArtist", i18nc("@label", "Original Artist") },
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{ "http://www.semanticdesktop.org/ontologies/2007/05/10/nid3#originalTextWriter", i18nc("@label", "Original Text Writer") },
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{ "http://www.semanticdesktop.org/ontologies/2007/05/10/nid3#originalReleaseYear", i18nc("@label", "Original Release Year") },
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@ -300,8 +302,6 @@ QString KFileMetaInfo::name(const QString& key)
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{ "http://www.semanticdesktop.org/ontologies/2007/03/22/nfo#audioCodec", i18nc("@label", "Audio Codec") },
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{ "http://www.semanticdesktop.org/ontologies/2007/03/22/nfo#subtitleCodec", i18nc("@label", "Subtitle Codec") },
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{ "http://www.semanticdesktop.org/ontologies/2007/03/22/nfo#belongsToContainer", i18nc("@label", "Container Format") },
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{ "http://www.semanticdesktop.org/ontologies/2007/03/22/nfo#averageBitrate", i18nc("@label", "Average Bitrate") },
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{ "http://www.semanticdesktop.org/ontologies/2007/05/10/nid3#encoder", i18nc("@label", "Encoder") },
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{ "http://www.semanticdesktop.org/ontologies/2007/05/10/nid3#uniqueFileIdentifier", i18nc("@label", "URI") },
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{ "http://www.semanticdesktop.org/ontologies/2007/04/02/ncal#UnionOfEventJournalTodo", i18nc("@label", "Grouping") },
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{ "http://www.semanticdesktop.org/ontologies/2007/03/22/nfo#channels", i18nc("@label", "Channels") },
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@ -1,4 +1,4 @@
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set(kfilemetadata_exiv2_SRCS kfilemetadata_exiv2.cpp )
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set(kfilemetadata_exiv2_SRCS kfilemetadata_exiv2.cpp)
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kde4_add_plugin(kfilemetadata_exiv2 ${kfilemetadata_exiv2_SRCS})
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target_link_libraries(kfilemetadata_exiv2
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@ -11,9 +11,29 @@ install(
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DESTINATION ${KDE4_PLUGIN_INSTALL_DIR}
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)
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########### install files ###############
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install(
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FILES kfilemetadata_exiv2.desktop
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DESTINATION ${KDE4_SERVICES_INSTALL_DIR}
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)
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if (FFMPEG_FOUND)
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include_directories(${FFMPEG_INCLUDES})
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set(kfilemetadata_ffmpeg_SRCS kfilemetadata_ffmpeg.cpp)
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kde4_add_plugin(kfilemetadata_ffmpeg ${kfilemetadata_ffmpeg_SRCS})
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target_link_libraries(kfilemetadata_ffmpeg
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${KDE4_KIO_LIBS}
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${FFMPEG_LIBRARIES}
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)
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install(
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TARGETS kfilemetadata_ffmpeg
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DESTINATION ${KDE4_PLUGIN_INSTALL_DIR}
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)
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install(
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FILES kfilemetadata_ffmpeg.desktop
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DESTINATION ${KDE4_SERVICES_INSTALL_DIR}
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)
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endif()
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233
kio/metadata/kfilemetadata_ffmpeg.cpp
Normal file
233
kio/metadata/kfilemetadata_ffmpeg.cpp
Normal file
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@ -0,0 +1,233 @@
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/* This file is part of the KDE libraries
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Copyright (C) 2022 Ivailo Monev <xakepa10@gmail.com>
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License version 2, as published by the Free Software Foundation.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public License
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along with this library; see the file COPYING.LIB. If not, write to
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the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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Boston, MA 02110-1301, USA.
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*/
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#include "kfilemetadata_ffmpeg.h"
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#include "kpluginfactory.h"
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#include "kmimetype.h"
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#include <QDebug>
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extern "C" {
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#include <libavformat/avformat.h>
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#include <libavutil/dict.h>
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}
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KFileMetaDataFFmpegPlugin::KFileMetaDataFFmpegPlugin(QObject* parent, const QVariantList &args)
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: KFileMetaDataPlugin(parent)
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{
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Q_UNUSED(args);
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#if LIBAVFORMAT_VERSION_INT < AV_VERSION_INT(58, 9, 100)
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av_register_all();
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#endif
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}
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KFileMetaDataFFmpegPlugin::~KFileMetaDataFFmpegPlugin()
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{
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}
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QStringList KFileMetaDataFFmpegPlugin::keys() const
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{
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static const QStringList result = QStringList()
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<< QString::fromLatin1("http://www.semanticdesktop.org/ontologies/2009/02/19/nmm#musicAlbum")
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<< QString::fromLatin1("http://www.semanticdesktop.org/ontologies/2007/05/10/nexif#artist")
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<< QString::fromLatin1("http://www.semanticdesktop.org/ontologies/2007/01/19/nie#comment")
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<< QString::fromLatin1("http://www.semanticdesktop.org/ontologies/2007/05/10/nid3#composer")
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<< QString::fromLatin1("http://www.semanticdesktop.org/ontologies/2007/01/19/nie#copyright")
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<< QString::fromLatin1("http://www.semanticdesktop.org/ontologies/2007/01/19/nie#contentCreated")
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<< QString::fromLatin1("http://www.semanticdesktop.org/ontologies/2007/05/10/nid3#encoder")
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<< QString::fromLatin1("http://www.semanticdesktop.org/ontologies/2007/05/10/nid3#encodedBy")
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<< QString::fromLatin1("http://www.semanticdesktop.org/ontologies/2009/02/19/nmm#genre")
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<< QString::fromLatin1("http://www.semanticdesktop.org/ontologies/2009/02/19/nmm#performer")
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<< QString::fromLatin1("http://www.semanticdesktop.org/ontologies/2007/03/22/nco#publisher")
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<< QString::fromLatin1("http://www.semanticdesktop.org/ontologies/2007/01/19/nie#title")
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<< QString::fromLatin1("http://www.semanticdesktop.org/ontologies/2009/02/19/nmm#trackNumber")
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<< QString::fromLatin1("http://www.semanticdesktop.org/ontologies/2007/03/22/nfo#averageBitrate");
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return result;
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}
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QStringList KFileMetaDataFFmpegPlugin::mimeTypes() const
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{
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QStringList result;
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const AVCodecDescriptor* ffmpegcodec = avcodec_descriptor_next(NULL);
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while (ffmpegcodec) {
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if (ffmpegcodec->mime_types) {
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int ffmpegcodeccounter = 0;
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while (ffmpegcodec->mime_types[ffmpegcodeccounter]) {
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// qDebug() << Q_FUNC_INFO << ffmpegcodec->mime_types[ffmpegcodeccounter];
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result.append(QString::fromLatin1(ffmpegcodec->mime_types[ffmpegcodeccounter]));
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ffmpegcodeccounter++;
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}
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}
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ffmpegcodec = avcodec_descriptor_next(ffmpegcodec);
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}
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// most of the above MIME types are for images or null so manually adding all audio and video
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// MIME types
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foreach (const KMimeType::Ptr &kmimetype, KMimeType::allMimeTypes()) {
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if (kmimetype->name().startsWith("audio/") || kmimetype->name().startsWith("video/")) {
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result.append(kmimetype->name());
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}
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}
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result.removeDuplicates();
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// qDebug() << Q_FUNC_INFO << result;
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return result;
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}
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QList<KFileMetaInfoItem> KFileMetaDataFFmpegPlugin::metaData(const KUrl &url, const KFileMetaInfo::WhatFlags flags)
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{
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Q_UNUSED(flags);
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QList<KFileMetaInfoItem> result;
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const QByteArray urlpath = url.toLocalFile().toLocal8Bit();
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AVFormatContext *ffmpegcontext = NULL;
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const int ffmpegresult = avformat_open_input(&ffmpegcontext, urlpath.constData(), NULL, NULL);
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if (ffmpegresult != 0 || !ffmpegcontext) {
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return result;
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}
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AVDictionaryEntry *ffmpegentry = av_dict_get(ffmpegcontext->metadata, "album", NULL, 0);
|
||||
if (ffmpegentry) {
|
||||
result.append(
|
||||
KFileMetaInfoItem(
|
||||
QString::fromLatin1("http://www.semanticdesktop.org/ontologies/2009/02/19/nmm#musicAlbum"),
|
||||
QString::fromUtf8(ffmpegentry->value)
|
||||
)
|
||||
);
|
||||
}
|
||||
ffmpegentry = av_dict_get(ffmpegcontext->metadata, "artist", NULL, 0);
|
||||
if (ffmpegentry) {
|
||||
result.append(
|
||||
KFileMetaInfoItem(
|
||||
QString::fromLatin1("http://www.semanticdesktop.org/ontologies/2007/05/10/nexif#artist"),
|
||||
QString::fromUtf8(ffmpegentry->value)
|
||||
)
|
||||
);
|
||||
}
|
||||
ffmpegentry = av_dict_get(ffmpegcontext->metadata, "comment", NULL, 0);
|
||||
if (ffmpegentry) {
|
||||
result.append(
|
||||
KFileMetaInfoItem(
|
||||
QString::fromLatin1("http://www.semanticdesktop.org/ontologies/2007/01/19/nie#comment"),
|
||||
QString::fromUtf8(ffmpegentry->value)
|
||||
)
|
||||
);
|
||||
}
|
||||
ffmpegentry = av_dict_get(ffmpegcontext->metadata, "composer", NULL, 0);
|
||||
if (ffmpegentry) {
|
||||
result.append(
|
||||
KFileMetaInfoItem(
|
||||
QString::fromLatin1("http://www.semanticdesktop.org/ontologies/2007/05/10/nid3#composer"),
|
||||
QString::fromUtf8(ffmpegentry->value)
|
||||
)
|
||||
);
|
||||
}
|
||||
ffmpegentry = av_dict_get(ffmpegcontext->metadata, "copyright", NULL, 0);
|
||||
if (ffmpegentry) {
|
||||
result.append(
|
||||
KFileMetaInfoItem(
|
||||
QString::fromLatin1("http://www.semanticdesktop.org/ontologies/2007/01/19/nie#copyright"),
|
||||
QString::fromUtf8(ffmpegentry->value)
|
||||
)
|
||||
);
|
||||
}
|
||||
ffmpegentry = av_dict_get(ffmpegcontext->metadata, "date", NULL, 0);
|
||||
if (ffmpegentry) {
|
||||
result.append(
|
||||
KFileMetaInfoItem(
|
||||
QString::fromLatin1("http://www.semanticdesktop.org/ontologies/2007/01/19/nie#contentCreated"),
|
||||
QString::fromUtf8(ffmpegentry->value)
|
||||
)
|
||||
);
|
||||
}
|
||||
ffmpegentry = av_dict_get(ffmpegcontext->metadata, "encoder", NULL, 0);
|
||||
if (ffmpegentry) {
|
||||
result.append(
|
||||
KFileMetaInfoItem(
|
||||
QString::fromLatin1("http://www.semanticdesktop.org/ontologies/2007/05/10/nid3#encoder"),
|
||||
QString::fromUtf8(ffmpegentry->value)
|
||||
)
|
||||
);
|
||||
}
|
||||
ffmpegentry = av_dict_get(ffmpegcontext->metadata, "encoded_by", NULL, 0);
|
||||
if (ffmpegentry) {
|
||||
result.append(
|
||||
KFileMetaInfoItem(
|
||||
QString::fromLatin1("http://www.semanticdesktop.org/ontologies/2007/05/10/nid3#encodedBy"),
|
||||
QString::fromUtf8(ffmpegentry->value)
|
||||
)
|
||||
);
|
||||
}
|
||||
ffmpegentry = av_dict_get(ffmpegcontext->metadata, "genre", NULL, 0);
|
||||
if (ffmpegentry) {
|
||||
result.append(
|
||||
KFileMetaInfoItem(
|
||||
QString::fromLatin1("http://www.semanticdesktop.org/ontologies/2009/02/19/nmm#genre"),
|
||||
QString::fromUtf8(ffmpegentry->value)
|
||||
)
|
||||
);
|
||||
}
|
||||
ffmpegentry = av_dict_get(ffmpegcontext->metadata, "performer", NULL, 0);
|
||||
if (ffmpegentry) {
|
||||
result.append(
|
||||
KFileMetaInfoItem(
|
||||
QString::fromLatin1("http://www.semanticdesktop.org/ontologies/2009/02/19/nmm#performer"),
|
||||
QString::fromUtf8(ffmpegentry->value)
|
||||
)
|
||||
);
|
||||
}
|
||||
ffmpegentry = av_dict_get(ffmpegcontext->metadata, "publisher", NULL, 0);
|
||||
if (ffmpegentry) {
|
||||
result.append(
|
||||
KFileMetaInfoItem(
|
||||
QString::fromLatin1("http://www.semanticdesktop.org/ontologies/2007/03/22/nco#publisher"),
|
||||
QString::fromUtf8(ffmpegentry->value)
|
||||
)
|
||||
);
|
||||
}
|
||||
ffmpegentry = av_dict_get(ffmpegcontext->metadata, "title", NULL, 0);
|
||||
if (ffmpegentry) {
|
||||
result.append(
|
||||
KFileMetaInfoItem(
|
||||
QString::fromLatin1("http://www.semanticdesktop.org/ontologies/2007/01/19/nie#title"),
|
||||
QString::fromUtf8(ffmpegentry->value)
|
||||
)
|
||||
);
|
||||
}
|
||||
ffmpegentry = av_dict_get(ffmpegcontext->metadata, "track", NULL, 0);
|
||||
if (ffmpegentry) {
|
||||
result.append(
|
||||
KFileMetaInfoItem(
|
||||
QString::fromLatin1("http://www.semanticdesktop.org/ontologies/2009/02/19/nmm#trackNumber"),
|
||||
QString::fromUtf8(ffmpegentry->value)
|
||||
)
|
||||
);
|
||||
}
|
||||
ffmpegentry = av_dict_get(ffmpegcontext->metadata, "variant_bitrate", NULL, 0);
|
||||
if (ffmpegentry) {
|
||||
result.append(
|
||||
KFileMetaInfoItem(
|
||||
QString::fromLatin1("http://www.semanticdesktop.org/ontologies/2007/03/22/nfo#averageBitrate"),
|
||||
QString::fromUtf8(ffmpegentry->value)
|
||||
)
|
||||
);
|
||||
}
|
||||
avformat_free_context(ffmpegcontext);
|
||||
return result;
|
||||
}
|
||||
|
||||
K_PLUGIN_FACTORY(KFileMetaDataFFmpegPluginFactory, registerPlugin<KFileMetaDataFFmpegPlugin>();)
|
||||
K_EXPORT_PLUGIN(KFileMetaDataFFmpegPluginFactory("kfilemetadata_ffmpeg"))
|
||||
|
||||
#include "moc_kfilemetadata_ffmpeg.cpp"
|
||||
6
kio/metadata/kfilemetadata_ffmpeg.desktop
Normal file
6
kio/metadata/kfilemetadata_ffmpeg.desktop
Normal file
|
|
@ -0,0 +1,6 @@
|
|||
[Desktop Entry]
|
||||
Type=Service
|
||||
Name=KFileMetaDataFFmpegPlugin
|
||||
X-KDE-Library=kfilemetadata_ffmpeg
|
||||
X-KDE-ServiceTypes=KFileMetaData/Plugin
|
||||
InitialPreference=1
|
||||
37
kio/metadata/kfilemetadata_ffmpeg.h
Normal file
37
kio/metadata/kfilemetadata_ffmpeg.h
Normal file
|
|
@ -0,0 +1,37 @@
|
|||
/* This file is part of the KDE libraries
|
||||
Copyright (C) 2022 Ivailo Monev <xakepa10@gmail.com>
|
||||
|
||||
This library is free software; you can redistribute it and/or
|
||||
modify it under the terms of the GNU Library General Public
|
||||
License version 2, as published by the Free Software Foundation.
|
||||
|
||||
This library is distributed in the hope that it will be useful,
|
||||
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||||
Library General Public License for more details.
|
||||
|
||||
You should have received a copy of the GNU Library General Public License
|
||||
along with this library; see the file COPYING.LIB. If not, write to
|
||||
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
|
||||
Boston, MA 02110-1301, USA.
|
||||
*/
|
||||
|
||||
#ifndef KFILEMETADATA_FFMPEG_H
|
||||
#define KFILEMETADATA_FFMPEG_H
|
||||
|
||||
#include "kfilemetadata.h"
|
||||
|
||||
class KFileMetaDataFFmpegPlugin : public KFileMetaDataPlugin
|
||||
{
|
||||
Q_OBJECT
|
||||
public:
|
||||
KFileMetaDataFFmpegPlugin(QObject* parent, const QVariantList &args);
|
||||
~KFileMetaDataFFmpegPlugin();
|
||||
|
||||
QStringList keys() const final;
|
||||
QStringList mimeTypes() const final;
|
||||
|
||||
QList<KFileMetaInfoItem> metaData(const KUrl &url, const KFileMetaInfo::WhatFlags flags) final;
|
||||
};
|
||||
|
||||
#endif // KFILEMETADATA_FFMPEG_H
|
||||
Loading…
Add table
Reference in a new issue