X-Git-Url: https://git.rapsys.eu/youtubedl/blobdiff_plain/d1a5eac72c0b1116e8efbbf50766d8d00678f5c8..371b2f2fde11d582bc7bf9c66a90c2dd9f438f9d:/README.txt diff --git a/README.txt b/README.txt index 69cab28..6911156 100644 --- a/README.txt +++ b/README.txt @@ -1,6 +1,3 @@ -NAME -==== - youtube-dl - download videos from youtube.com or other video platforms SYNOPSIS @@ -8,6 +5,35 @@ SYNOPSIS youtube-dl OPTIONS URL [URL...] +INSTALLATION +============ + +To install it right away for all UNIX users (Linux, OS X, etc.), type: + + sudo curl https://yt-dl.org/latest/youtube-dl -o /usr/local/bin/youtube-dl + sudo chmod a+x /usr/local/bin/youtube-dl + +If you do not have curl, you can alternatively use a recent wget: + + sudo wget https://yt-dl.org/downloads/latest/youtube-dl -O /usr/local/bin/youtube-dl + sudo chmod a+x /usr/local/bin/youtube-dl + +Windows users can download a .exe file and place it in their home +directory or any other location on their PATH. + +OS X users can install youtube-dl with Homebrew. + + brew install youtube-dl + +You can also use pip: + + sudo pip install youtube-dl + +Alternatively, refer to the developer instructions below for how to +check out and work with the git repository. For further options, +including PGP signatures, see +https://rg3.github.io/youtube-dl/download.html . + DESCRIPTION =========== @@ -21,216 +47,298 @@ however you like. OPTIONS ======= - -h, --help print this help text and exit - --version print program version and exit - -U, --update update this program to latest version. Make sure - that you have sufficient permissions (run with - sudo if needed) - -i, --ignore-errors continue on download errors, for example to to - skip unavailable videos in a playlist - --abort-on-error Abort downloading of further videos (in the - playlist or the command line) if an error occurs - --dump-user-agent display the current browser identification - --user-agent UA specify a custom user agent - --referer REF specify a custom referer, use if the video access - is restricted to one domain - --list-extractors List all supported extractors and the URLs they - would handle - --extractor-descriptions Output descriptions of all supported extractors - --proxy URL Use the specified HTTP/HTTPS proxy. Pass in an - empty string (--proxy "") for direct connection - --no-check-certificate Suppress HTTPS certificate validation. - --cache-dir DIR Location in the filesystem where youtube-dl can - store some downloaded information permanently. By - default $XDG_CACHE_HOME/youtube-dl or ~/.cache - /youtube-dl . At the moment, only YouTube player - files (for videos with obfuscated signatures) are - cached, but that may change. - --no-cache-dir Disable filesystem caching - --socket-timeout None Time to wait before giving up, in seconds - --bidi-workaround Work around terminals that lack bidirectional - text support. Requires bidiv or fribidi - executable in PATH + -h, --help print this help text and exit + --version print program version and exit + -U, --update update this program to latest version. Make + sure that you have sufficient permissions + (run with sudo if needed) + -i, --ignore-errors continue on download errors, for example to + skip unavailable videos in a playlist + --abort-on-error Abort downloading of further videos (in the + playlist or the command line) if an error + occurs + --dump-user-agent display the current browser identification + --list-extractors List all supported extractors and the URLs + they would handle + --extractor-descriptions Output descriptions of all supported + extractors + --proxy URL Use the specified HTTP/HTTPS proxy. Pass in + an empty string (--proxy "") for direct + connection + --socket-timeout None Time to wait before giving up, in seconds + --default-search PREFIX Use this prefix for unqualified URLs. For + example "gvsearch2:" downloads two videos + from google videos for youtube-dl "large + apple". Use the value "auto" to let + youtube-dl guess ("auto_warning" to emit a + warning when guessing). "error" just throws + an error. The default value "fixup_error" + repairs broken URLs, but emits an error if + this is not possible instead of searching. + --ignore-config Do not read configuration files. When given + in the global configuration file /etc + /youtube-dl.conf: do not read the user + configuration in ~/.config/youtube-dl.conf + (%APPDATA%/youtube-dl/config.txt on + Windows) + --flat-playlist Do not extract the videos of a playlist, + only list them. Video Selection: ---------------- - --playlist-start NUMBER playlist video to start at (default is 1) - --playlist-end NUMBER playlist video to end at (default is last) - --match-title REGEX download only matching titles (regex or caseless - sub-string) - --reject-title REGEX skip download for matching titles (regex or - caseless sub-string) - --max-downloads NUMBER Abort after downloading NUMBER files - --min-filesize SIZE Do not download any videos smaller than SIZE - (e.g. 50k or 44.6m) - --max-filesize SIZE Do not download any videos larger than SIZE (e.g. - 50k or 44.6m) - --date DATE download only videos uploaded in this date - --datebefore DATE download only videos uploaded on or before this - date (i.e. inclusive) - --dateafter DATE download only videos uploaded on or after this - date (i.e. inclusive) - --min-views COUNT Do not download any videos with less than COUNT - views - --max-views COUNT Do not download any videos with more than COUNT - views - --no-playlist download only the currently playing video - --age-limit YEARS download only videos suitable for the given age - --download-archive FILE Download only videos not listed in the archive - file. Record the IDs of all downloaded videos in - it. + --playlist-start NUMBER playlist video to start at (default is 1) + --playlist-end NUMBER playlist video to end at (default is last) + --match-title REGEX download only matching titles (regex or + caseless sub-string) + --reject-title REGEX skip download for matching titles (regex or + caseless sub-string) + --max-downloads NUMBER Abort after downloading NUMBER files + --min-filesize SIZE Do not download any videos smaller than + SIZE (e.g. 50k or 44.6m) + --max-filesize SIZE Do not download any videos larger than SIZE + (e.g. 50k or 44.6m) + --date DATE download only videos uploaded in this date + --datebefore DATE download only videos uploaded on or before + this date (i.e. inclusive) + --dateafter DATE download only videos uploaded on or after + this date (i.e. inclusive) + --min-views COUNT Do not download any videos with less than + COUNT views + --max-views COUNT Do not download any videos with more than + COUNT views + --no-playlist download only the currently playing video + --age-limit YEARS download only videos suitable for the given + age + --download-archive FILE Download only videos not listed in the + archive file. Record the IDs of all + downloaded videos in it. + --include-ads Download advertisements as well + (experimental) Download Options: ----------------- - -r, --rate-limit LIMIT maximum download rate in bytes per second (e.g. - 50K or 4.2M) - -R, --retries RETRIES number of retries (default is 10) - --buffer-size SIZE size of download buffer (e.g. 1024 or 16K) - (default is 1024) - --no-resize-buffer do not automatically adjust the buffer size. By - default, the buffer size is automatically resized - from an initial value of SIZE. + -r, --rate-limit LIMIT maximum download rate in bytes per second + (e.g. 50K or 4.2M) + -R, --retries RETRIES number of retries (default is 10) + --buffer-size SIZE size of download buffer (e.g. 1024 or 16K) + (default is 1024) + --no-resize-buffer do not automatically adjust the buffer + size. By default, the buffer size is + automatically resized from an initial value + of SIZE. Filesystem Options: ------------------- - -t, --title use title in file name (default) - --id use only video ID in file name - -l, --literal [deprecated] alias of --title - -A, --auto-number number downloaded files starting from 00000 - -o, --output TEMPLATE output filename template. Use %(title)s to get - the title, %(uploader)s for the uploader name, - %(uploader_id)s for the uploader nickname if - different, %(autonumber)s to get an automatically - incremented number, %(ext)s for the filename - extension, %(format)s for the format description - (like "22 - 1280x720" or "HD"), %(format_id)s for - the unique id of the format (like Youtube's - itags: "137"), %(upload_date)s for the upload - date (YYYYMMDD), %(extractor)s for the provider - (youtube, metacafe, etc), %(id)s for the video - id, %(playlist)s for the playlist the video is - in, %(playlist_index)s for the position in the - playlist and %% for a literal percent. Use - to - output to stdout. Can also be used to download to - a different directory, for example with -o '/my/d - ownloads/%(uploader)s/%(title)s-%(id)s.%(ext)s' . - --autonumber-size NUMBER Specifies the number of digits in %(autonumber)s - when it is present in output filename template or - --auto-number option is given - --restrict-filenames Restrict filenames to only ASCII characters, and - avoid "&" and spaces in filenames - -a, --batch-file FILE file containing URLs to download ('-' for stdin) - --load-info FILE json file containing the video information - (created with the "--write-json" option) - -w, --no-overwrites do not overwrite files - -c, --continue force resume of partially downloaded files. By - default, youtube-dl will resume downloads if - possible. - --no-continue do not resume partially downloaded files (restart - from beginning) - --cookies FILE file to read cookies from and dump cookie jar in - --no-part do not use .part files - --no-mtime do not use the Last-modified header to set the - file modification time - --write-description write video description to a .description file - --write-info-json write video metadata to a .info.json file - --write-annotations write video annotations to a .annotation file - --write-thumbnail write thumbnail image to disk + -a, --batch-file FILE file containing URLs to download ('-' for + stdin) + --id use only video ID in file name + -A, --auto-number number downloaded files starting from 00000 + -o, --output TEMPLATE output filename template. Use %(title)s to + get the title, %(uploader)s for the + uploader name, %(uploader_id)s for the + uploader nickname if different, + %(autonumber)s to get an automatically + incremented number, %(ext)s for the + filename extension, %(format)s for the + format description (like "22 - 1280x720" or + "HD"), %(format_id)s for the unique id of + the format (like Youtube's itags: "137"), + %(upload_date)s for the upload date + (YYYYMMDD), %(extractor)s for the provider + (youtube, metacafe, etc), %(id)s for the + video id, %(playlist)s for the playlist the + video is in, %(playlist_index)s for the + position in the playlist and %% for a + literal percent. %(height)s and %(width)s + for the width and height of the video + format. %(resolution)s for a textual + description of the resolution of the video + format. Use - to output to stdout. Can also + be used to download to a different + directory, for example with -o '/my/downloa + ds/%(uploader)s/%(title)s-%(id)s.%(ext)s' . + --autonumber-size NUMBER Specifies the number of digits in + %(autonumber)s when it is present in output + filename template or --auto-number option + is given + --restrict-filenames Restrict filenames to only ASCII + characters, and avoid "&" and spaces in + filenames + -t, --title [deprecated] use title in file name + (default) + -l, --literal [deprecated] alias of --title + -w, --no-overwrites do not overwrite files + -c, --continue force resume of partially downloaded files. + By default, youtube-dl will resume + downloads if possible. + --no-continue do not resume partially downloaded files + (restart from beginning) + --no-part do not use .part files - write directly + into output file + --no-mtime do not use the Last-modified header to set + the file modification time + --write-description write video description to a .description + file + --write-info-json write video metadata to a .info.json file + --write-annotations write video annotations to a .annotation + file + --write-thumbnail write thumbnail image to disk + --load-info FILE json file containing the video information + (created with the "--write-json" option) + --cookies FILE file to read cookies from and dump cookie + jar in + --cache-dir DIR Location in the filesystem where youtube-dl + can store some downloaded information + permanently. By default $XDG_CACHE_HOME + /youtube-dl or ~/.cache/youtube-dl . At the + moment, only YouTube player files (for + videos with obfuscated signatures) are + cached, but that may change. + --no-cache-dir Disable filesystem caching + --rm-cache-dir Delete all filesystem cache files Verbosity / Simulation Options: ------------------------------- - -q, --quiet activates quiet mode - -s, --simulate do not download the video and do not write - anything to disk - --skip-download do not download the video - -g, --get-url simulate, quiet but print URL - -e, --get-title simulate, quiet but print title - --get-id simulate, quiet but print id - --get-thumbnail simulate, quiet but print thumbnail URL - --get-description simulate, quiet but print video description - --get-duration simulate, quiet but print video length - --get-filename simulate, quiet but print output filename - --get-format simulate, quiet but print output format - -j, --dump-json simulate, quiet but print JSON information - --newline output progress bar as new lines - --no-progress do not print progress bar - --console-title display progress in console titlebar - -v, --verbose print various debugging information - --dump-intermediate-pages print downloaded pages to debug problems (very - verbose) - --write-pages Write downloaded intermediary pages to files in - the current directory to debug problems + -q, --quiet activates quiet mode + --no-warnings Ignore warnings + -s, --simulate do not download the video and do not write + anything to disk + --skip-download do not download the video + -g, --get-url simulate, quiet but print URL + -e, --get-title simulate, quiet but print title + --get-id simulate, quiet but print id + --get-thumbnail simulate, quiet but print thumbnail URL + --get-description simulate, quiet but print video description + --get-duration simulate, quiet but print video length + --get-filename simulate, quiet but print output filename + --get-format simulate, quiet but print output format + -j, --dump-json simulate, quiet but print JSON information. + See --output for a description of available + keys. + -J, --dump-single-json simulate, quiet but print JSON information + for each command-line argument. If the URL + refers to a playlist, dump the whole + playlist information in a single line. + --newline output progress bar as new lines + --no-progress do not print progress bar + --console-title display progress in console titlebar + -v, --verbose print various debugging information + --dump-intermediate-pages print downloaded pages to debug problems + (very verbose) + --write-pages Write downloaded intermediary pages to + files in the current directory to debug + problems + --print-traffic Display sent and read HTTP traffic + +Workarounds: +------------ + + --encoding ENCODING Force the specified encoding (experimental) + --no-check-certificate Suppress HTTPS certificate validation. + --prefer-insecure Use an unencrypted connection to retrieve + information about the video. (Currently + supported only for YouTube) + --user-agent UA specify a custom user agent + --referer URL specify a custom referer, use if the video + access is restricted to one domain + --add-header FIELD:VALUE specify a custom HTTP header and its value, + separated by a colon ':'. You can use this + option multiple times + --bidi-workaround Work around terminals that lack + bidirectional text support. Requires bidiv + or fribidi executable in PATH Video Format Options: --------------------- - -f, --format FORMAT video format code, specify the order of - preference using slashes: "-f 22/17/18". "-f mp4" - and "-f flv" are also supported - --all-formats download all available video formats - --prefer-free-formats prefer free video formats unless a specific one - is requested - --max-quality FORMAT highest quality format to download - -F, --list-formats list all available formats + -f, --format FORMAT video format code, specify the order of + preference using slashes: -f 22/17/18 . -f + mp4 , -f m4a and -f flv are also + supported. You can also use the special + names "best", "bestvideo", "bestaudio", + "worst", "worstvideo" and "worstaudio". By + default, youtube-dl will pick the best + quality. Use commas to download multiple + audio formats, such as -f + 136/137/mp4/bestvideo,140/m4a/bestaudio + --all-formats download all available video formats + --prefer-free-formats prefer free video formats unless a specific + one is requested + --max-quality FORMAT highest quality format to download + -F, --list-formats list all available formats + --youtube-skip-dash-manifest Do not download the DASH manifest on + YouTube videos Subtitle Options: ----------------- - --write-sub write subtitle file - --write-auto-sub write automatic subtitle file (youtube only) - --all-subs downloads all the available subtitles of the - video - --list-subs lists all available subtitles for the video - --sub-format FORMAT subtitle format (default=srt) ([sbv/vtt] youtube - only) - --sub-lang LANGS languages of the subtitles to download (optional) - separated by commas, use IETF language tags like - 'en,pt' + --write-sub write subtitle file + --write-auto-sub write automatic subtitle file (youtube + only) + --all-subs downloads all the available subtitles of + the video + --list-subs lists all available subtitles for the video + --sub-format FORMAT subtitle format (default=srt) ([sbv/vtt] + youtube only) + --sub-lang LANGS languages of the subtitles to download + (optional) separated by commas, use IETF + language tags like 'en,pt' Authentication Options: ----------------------- - -u, --username USERNAME account username - -p, --password PASSWORD account password - -n, --netrc use .netrc authentication data - --video-password PASSWORD video password (vimeo, smotri) + -u, --username USERNAME login with this account ID + -p, --password PASSWORD account password + -2, --twofactor TWOFACTOR two-factor auth code + -n, --netrc use .netrc authentication data + --video-password PASSWORD video password (vimeo, smotri) Post-processing Options: ------------------------ - -x, --extract-audio convert video files to audio-only files (requires - ffmpeg or avconv and ffprobe or avprobe) - --audio-format FORMAT "best", "aac", "vorbis", "mp3", "m4a", "opus", or - "wav"; best by default - --audio-quality QUALITY ffmpeg/avconv audio quality specification, insert - a value between 0 (better) and 9 (worse) for VBR - or a specific bitrate like 128K (default 5) - --recode-video FORMAT Encode the video to another format if necessary - (currently supported: mp4|flv|ogg|webm) - -k, --keep-video keeps the video file on disk after the post- - processing; the video is erased by default - --no-post-overwrites do not overwrite post-processed files; the post- - processed files are overwritten by default - --embed-subs embed subtitles in the video (only for mp4 - videos) - --add-metadata write metadata to the video file - --xattrs write metadata to the video file's xattrs (using - dublin core and xdg standards) - --prefer-avconv Prefer avconv over ffmpeg for running the - postprocessors (default) - --prefer-ffmpeg Prefer ffmpeg over avconv for running the - postprocessors + -x, --extract-audio convert video files to audio-only files + (requires ffmpeg or avconv and ffprobe or + avprobe) + --audio-format FORMAT "best", "aac", "vorbis", "mp3", "m4a", + "opus", or "wav"; "best" by default + --audio-quality QUALITY ffmpeg/avconv audio quality specification, + insert a value between 0 (better) and 9 + (worse) for VBR or a specific bitrate like + 128K (default 5) + --recode-video FORMAT Encode the video to another format if + necessary (currently supported: + mp4|flv|ogg|webm|mkv) + -k, --keep-video keeps the video file on disk after the + post-processing; the video is erased by + default + --no-post-overwrites do not overwrite post-processed files; the + post-processed files are overwritten by + default + --embed-subs embed subtitles in the video (only for mp4 + videos) + --embed-thumbnail embed thumbnail in the audio as cover art + --add-metadata write metadata to the video file + --xattrs write metadata to the video file's xattrs + (using dublin core and xdg standards) + --prefer-avconv Prefer avconv over ffmpeg for running the + postprocessors (default) + --prefer-ffmpeg Prefer ffmpeg over avconv for running the + postprocessors + --exec CMD Execute a command on the file after + downloading, similar to find's -exec + syntax. Example: --exec 'adb push {} + /sdcard/Music/ && rm {}' CONFIGURATION ============= You can configure youtube-dl by placing default arguments (such as --extract-audio --no-mtime to always extract the audio and not copy the -mtime) into /etc/youtube-dl.conf and/or ~/.config/youtube-dl.conf. On +mtime) into /etc/youtube-dl.conf and/or ~/.config/youtube-dl/config. On Windows, the configuration file locations are %APPDATA%\youtube-dl\config.txt and C:\Users\\youtube-dl.conf. @@ -271,10 +379,12 @@ In some cases, you don't want special characters such as 中, spaces, or or the filename through an 8bit-unsafe channel. In these cases, add the --restrict-filenames flag to get a shorter title: - $ youtube-dl --get-filename -o "%(title)s.%(ext)s" BaW_jenozKc - youtube-dl test video ''_ä↭𝕐.mp4 # All kinds of weird characters - $ youtube-dl --get-filename -o "%(title)s.%(ext)s" BaW_jenozKc --restrict-filenames - youtube-dl_test_video_.mp4 # A simple file name +``` {.bash} +$ youtube-dl --get-filename -o "%(title)s.%(ext)s" BaW_jenozKc +youtube-dl test video ''_ä↭𝕐.mp4 # All kinds of weird characters +$ youtube-dl --get-filename -o "%(title)s.%(ext)s" BaW_jenozKc --restrict-filenames +youtube-dl_test_video_.mp4 # A simple file name +``` VIDEO SELECTION =============== @@ -288,15 +398,74 @@ Videos can be filtered by their upload date using the options --date, Examples: -$ # Download only the videos uploaded in the last 6 months $ youtube-dl ---dateafter now-6months $ # Download only the videos uploaded on January -1, 1970 $ youtube-dl --date 19700101 $ # will only download the videos -uploaded in the 200x decade $ youtube-dl --dateafter 20000101 ---datebefore 20091231 +``` {.bash} +# Download only the videos uploaded in the last 6 months +$ youtube-dl --dateafter now-6months + +# Download only the videos uploaded on January 1, 1970 +$ youtube-dl --date 19700101 + +$ # will only download the videos uploaded in the 200x decade +$ youtube-dl --dateafter 20000101 --datebefore 20091231 +``` FAQ === +How do I update youtube-dl? + +If you've followed our manual installation instructions, you can simply +run youtube-dl -U (or, on Linux, sudo youtube-dl -U). + +If you have used pip, a simple sudo pip install -U youtube-dl is +sufficient to update. + +If you have installed youtube-dl using a package manager like apt-get or +yum, use the standard system update mechanism to update. Note that +distribution packages are often outdated. As a rule of thumb, youtube-dl +releases at least once a month, and often weekly or even daily. Simply +go to http://yt-dl.org/ to find out the current version. Unfortunately, +there is nothing we youtube-dl developers can do if your distributions +serves a really outdated version. You can (and should) complain to your +distribution in their bugtracker or support forum. + +As a last resort, you can also uninstall the version installed by your +package manager and follow our manual installation instructions. For +that, remove the distribution's package, with a line like + + sudo apt-get remove -y youtube-dl + +Afterwards, simply follow our manual installation instructions: + + sudo wget https://yt-dl.org/latest/youtube-dl -O /usr/local/bin/youtube-dl + sudo chmod a+x /usr/local/bin/youtube-dl + hash -r + +Again, from then on you'll be able to update with sudo youtube-dl -U. + +I'm getting an error Unable to extract OpenGraph title on YouTube playlists + +YouTube changed their playlist format in March 2014 and later on, so +you'll need at least youtube-dl 2014.07.25 to download all YouTube +videos. + +If you have installed youtube-dl with a package manager, pip, setup.py +or a tarball, please use that to update. Note that Ubuntu packages do +not seem to get updated anymore. Since we are not affiliated with +Ubuntu, there is little we can do. Feel free to report bugs to the +Ubuntu packaging guys - all they have to do is update the package to a +somewhat recent version. See above for a way to update. + +Do I always have to pass in --max-quality FORMAT, or -citw? + +By default, youtube-dl intends to have the best options (incidentally, +if you have a convincing case that these should be different, please +file an issue where you explain that). Therefore, it is unnecessary and +sometimes harmful to copy long option strings from webpages. In +particular, --max-quality limits the video quality (so if you want the +best quality, do NOT pass it in), and the only option out of -citw that +is regularly useful is -i. + Can you please put the -b option back? Most people asking this question are not aware that youtube-dl now @@ -363,14 +532,128 @@ The exe throws a Runtime error from Visual C++ To run the exe you need to install first the Microsoft Visual C++ 2008 Redistributable Package. -COPYRIGHT -========= - -youtube-dl is released into the public domain by the copyright holders. - -This README file was originally written by Daniel Bolton -(https://github.com/dbbolton) and is likewise released into the public -domain. +DEVELOPER INSTRUCTIONS +====================== + +Most users do not need to build youtube-dl and can download the builds +or get them from their distribution. + +To run youtube-dl as a developer, you don't need to build anything +either. Simply execute + + python -m youtube_dl + +To run the test, simply invoke your favorite test runner, or execute a +test file directly; any of the following work: + + python -m unittest discover + python test/test_download.py + nosetests + +If you want to create a build of youtube-dl yourself, you'll need + +- python +- make +- pandoc +- zip +- nosetests + +Adding support for a new site + +If you want to add support for a new site, you can follow this quick +list (assuming your service is called yourextractor): + +1. Fork this repository +2. Check out the source code with + git clone git@github.com:YOUR_GITHUB_USERNAME/youtube-dl.git +3. Start a new git branch with + cd youtube-dl; git checkout -b yourextractor +4. Start with this simple template and save it to + youtube_dl/extractor/yourextractor.py: + + ``` {.python} + # coding: utf-8 + from __future__ import unicode_literals + + from .common import InfoExtractor + + + class YourExtractorIE(InfoExtractor): + _VALID_URL = r'https?://(?:www\.)?yourextractor\.com/watch/(?P[0-9]+)' + _TEST = { + 'url': 'http://yourextractor.com/watch/42', + 'md5': 'TODO: md5 sum of the first 10241 bytes of the video file (use --test)', + 'info_dict': { + 'id': '42', + 'ext': 'mp4', + 'title': 'Video title goes here', + 'thumbnail': 're:^https?://.*\.jpg$', + # TODO more properties, either as: + # * A value + # * MD5 checksum; start the string with md5: + # * A regular expression; start the string with re: + # * Any Python type (for example int or float) + } + } + + def _real_extract(self, url): + video_id = self._match_id(url) + + # TODO more code goes here, for example ... + webpage = self._download_webpage(url, video_id) + title = self._html_search_regex(r'

(.*?)

', webpage, 'title') + + return { + 'id': video_id, + 'title': title, + # TODO more properties (see youtube_dl/extractor/common.py) + } + ``` + +5. Add an import in youtube_dl/extractor/__init__.py. +6. Run python test/test_download.py TestDownload.test_YourExtractor. + This should fail at first, but you can continually re-run it until + you're done. If you decide to add more than one test, then rename + _TEST to _TESTS and make it into a list of dictionaries. The tests + will be then be named TestDownload.test_YourExtractor, + TestDownload.test_YourExtractor_1, + TestDownload.test_YourExtractor_2, etc. +7. Have a look at youtube_dl/common/extractor/common.py for possible + helper methods and a detailed description of what your extractor + should return. Add tests and code for as many as you want. +8. If you can, check the code with pyflakes (a good idea) and pep8 + (optional, ignore E501). +9. When the tests pass, add the new files and commit them and push the + result, like this: + + $ git add youtube_dl/extractor/__init__.py + $ git add youtube_dl/extractor/yourextractor.py + $ git commit -m '[yourextractor] Add new extractor' + $ git push origin yourextractor + +10. Finally, create a pull request. We'll then review and merge it. + +In any case, thank you very much for your contributions! + +EMBEDDING YOUTUBE-DL +==================== + +youtube-dl makes the best effort to be a good command-line program, and +thus should be callable from any programming language. If you encounter +any problems parsing its output, feel free to create a report. + +From a Python program, you can embed youtube-dl in a more powerful +fashion, like this: + + import youtube_dl + + ydl_opts = {} + with youtube_dl.YoutubeDL(ydl_opts) as ydl: + ydl.download(['http://www.youtube.com/watch?v=BaW_jenozKc']) + +Most likely, you'll want to use various options. For a list of what can +be done, have a look at youtube_dl/YoutubeDL.py. For a start, if you +want to intercept youtube-dl's output, set a logger object. BUGS ==== @@ -501,3 +784,13 @@ youtube-dl. If you are using a UI for youtube-dl, report the bug to the maintainer of the actual application providing the UI. On the other hand, if your UI for youtube-dl fails in some way you believe is related to youtube-dl, by all means, go ahead and report the bug. + +COPYRIGHT +========= + +youtube-dl is released into the public domain by the copyright holders. + +This README file was originally written by Daniel Bolton +(https://github.com/dbbolton) and is likewise released into the public +domain. +