Actually merge #379

1 files changed, 5 insertions, 2 deletions

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)