diff --git a/README.md b/README.md index f49194a0b..c0a0fa557 100644 --- a/README.md +++ b/README.md @@ -20,6 +20,11 @@ which means you can modify it, redistribute it or use it however you like. -i, --ignore-errors continue on download errors -r, --rate-limit LIMIT download rate limit (e.g. 50k or 44.6m) -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. --dump-user-agent display the current browser identification --user-agent UA specify a custom user agent --list-extractors List all supported extractors and the URLs they diff --git a/youtube-dl.1 b/youtube-dl.1 index 2f7f25f31..17455136f 100644 --- a/youtube-dl.1 +++ b/youtube-dl.1 @@ -24,6 +24,11 @@ redistribute it or use it however you like. -i,\ --ignore-errors\ \ \ \ \ \ continue\ on\ download\ errors -r,\ --rate-limit\ LIMIT\ \ \ download\ rate\ limit\ (e.g.\ 50k\ or\ 44.6m) -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. --dump-user-agent\ \ \ \ \ \ \ \ display\ the\ current\ browser\ identification --user-agent\ UA\ \ \ \ \ \ \ \ \ \ specify\ a\ custom\ user\ agent --list-extractors\ \ \ \ \ \ \ \ List\ all\ supported\ extractors\ and\ the\ URLs\ they diff --git a/youtube-dl.bash-completion b/youtube-dl.bash-completion index dee191cd4..3a2f62efb 100644 --- a/youtube-dl.bash-completion +++ b/youtube-dl.bash-completion @@ -3,7 +3,7 @@ __youtube-dl() local cur prev opts COMPREPLY=() cur="${COMP_WORDS[COMP_CWORD]}" - opts="--all-formats --audio-format --audio-quality --auto-number --batch-file --console-title --continue --cookies --dump-user-agent --extract-audio --format --get-description --get-filename --get-format --get-thumbnail --get-title --get-url --help --id --ignore-errors --keep-video --list-extractors --list-formats --literal --match-title --max-downloads --max-quality --netrc --no-continue --no-mtime --no-overwrites --no-part --no-progress --output --password --playlist-end --playlist-start --prefer-free-formats --quiet --rate-limit --reject-title --restrict-filenames --retries --simulate --skip-download --srt-lang --title --update --user-agent --username --verbose --version --write-description --write-info-json --write-srt" + opts="--all-formats --audio-format --audio-quality --auto-number --batch-file --buffer-size --console-title --continue --cookies --dump-user-agent --extract-audio --format --get-description --get-filename --get-format --get-thumbnail --get-title --get-url --help --id --ignore-errors --keep-video --list-extractors --list-formats --literal --match-title --max-downloads --max-quality --netrc --no-continue --no-mtime --no-overwrites --no-part --no-progress --no-resize-buffer --output --password --playlist-end --playlist-start --prefer-free-formats --quiet --rate-limit --reject-title --restrict-filenames --retries --simulate --skip-download --srt-lang --title --update --user-agent --username --verbose --version --write-description --write-info-json --write-srt" if [[ ${cur} == * ]] ; then COMPREPLY=( $(compgen -W "${opts}" -- ${cur}) ) diff --git a/youtube_dl/FileDownloader.py b/youtube_dl/FileDownloader.py index b6aebe4ac..bd0f75773 100644 --- a/youtube_dl/FileDownloader.py +++ b/youtube_dl/FileDownloader.py @@ -62,6 +62,8 @@ class FileDownloader(object): ratelimit: Download speed limit, in bytes/sec. nooverwrites: Prevent overwriting files. retries: Number of times to retry for HTTP error 5xx + buffersize: Size of download buffer in bytes. + noresizebuffer: Do not automatically resize the download buffer. continuedl: Try to continue downloads if possible. noprogress: Do not print the progress bar. playliststart: Playlist item to start at. @@ -644,7 +646,7 @@ class FileDownloader(object): data_len = long(data_len) + resume_len data_len_str = self.format_bytes(data_len) byte_counter = 0 + resume_len - block_size = 1024 + block_size = self.params.get('buffersize', 1024) start = time.time() while True: # Download and write @@ -670,7 +672,8 @@ class FileDownloader(object): except (IOError, OSError), err: self.trouble(u'\nERROR: unable to write data: %s' % str(err)) return False - block_size = self.best_block_size(after - before, len(data_block)) + if not self.params.get('noresizebuffer', False): + block_size = self.best_block_size(after - before, len(data_block)) # Progress message speed_str = self.calc_speed(start, time.time(), byte_counter - resume_len) diff --git a/youtube_dl/__init__.py b/youtube_dl/__init__.py index 5fc39184a..92478aa6b 100644 --- a/youtube_dl/__init__.py +++ b/youtube_dl/__init__.py @@ -187,6 +187,11 @@ def parseOpts(): dest='ratelimit', metavar='LIMIT', help='download rate limit (e.g. 50k or 44.6m)') general.add_option('-R', '--retries', dest='retries', metavar='RETRIES', help='number of retries (default is %default)', default=10) + general.add_option('--buffer-size', + dest='buffersize', metavar='SIZE', help='size of download buffer (e.g. 1024 or 16k) (default is %default)', default="1024") + general.add_option('--no-resize-buffer', + action='store_true', dest='noresizebuffer', + help='do not automatically adjust the buffer size. By default, the buffer size is automatically resized from an initial value of SIZE.', default=False) general.add_option('--dump-user-agent', action='store_true', dest='dump_user_agent', help='display the current browser identification', default=False) @@ -443,6 +448,11 @@ def _real_main(): opts.retries = long(opts.retries) except (TypeError, ValueError), err: parser.error(u'invalid retry count specified') + if opts.buffersize is not None: + numeric_buffersize = FileDownloader.parse_bytes(opts.buffersize) + if numeric_buffersize is None: + parser.error(u'invalid buffer size specified') + opts.buffersize = numeric_buffersize try: opts.playliststart = int(opts.playliststart) if opts.playliststart <= 0: @@ -493,6 +503,8 @@ def _real_main(): 'ratelimit': opts.ratelimit, 'nooverwrites': opts.nooverwrites, 'retries': opts.retries, + 'buffersize': opts.buffersize, + 'noresizebuffer': opts.noresizebuffer, 'continuedl': opts.continue_dl, 'noprogress': opts.noprogress, 'playliststart': opts.playliststart,