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-rw-r--r--youtube_dl/downloader/f4m.py43
1 files changed, 30 insertions, 13 deletions
diff --git a/youtube_dl/downloader/f4m.py b/youtube_dl/downloader/f4m.py
index 1df9ebe5b..3dc796faa 100644
--- a/youtube_dl/downloader/f4m.py
+++ b/youtube_dl/downloader/f4m.py
@@ -11,6 +11,7 @@ from .common import FileDownloader
from .http import HttpFD
from ..compat import (
compat_urlparse,
+ compat_urllib_error,
)
from ..utils import (
struct_pack,
@@ -389,22 +390,38 @@ class F4mFD(FileDownloader):
if akamai_pv:
url += '?' + akamai_pv.strip(';')
frag_filename = '%s-%s' % (tmpfilename, name)
- success = http_dl.download(frag_filename, {'url': url})
- if not success:
- return False
- with open(frag_filename, 'rb') as down:
- down_data = down.read()
- reader = FlvReader(down_data)
- while True:
- _, box_type, box_data = reader.read_box_info()
- if box_type == b'mdat':
- dest_stream.write(box_data)
- break
- frags_filenames.append(frag_filename)
+ try:
+ success = http_dl.download(frag_filename, {'url': url})
+ if not success:
+ return False
+ with open(frag_filename, 'rb') as down:
+ down_data = down.read()
+ reader = FlvReader(down_data)
+ while True:
+ _, box_type, box_data = reader.read_box_info()
+ if box_type == b'mdat':
+ dest_stream.write(box_data)
+ break
+ if live:
+ os.remove(frag_filename)
+ else:
+ frags_filenames.append(frag_filename)
+ except (compat_urllib_error.HTTPError, ) as err:
+ if live and (err.code == 404 or err.code == 410):
+ # We didn't keep up with the live window. Continue
+ # with the next available fragment.
+ msg = 'Fragment %d unavailable' % frag_i
+ self.report_warning(msg)
+ fragments_list = []
+ else:
+ raise
if not fragments_list and live and bootstrap_url:
fragments_list = self._update_live_fragments(bootstrap_url, frag_i)
- self.to_screen('Updated available fragments: %d' % len(fragments_list))
+ total_frags += len(fragments_list)
+ if fragments_list and (fragments_list[0][1] > frag_i + 1):
+ msg = 'Missed %d fragments' % (fragments_list[0][1] - (frag_i + 1))
+ self.report_warning(msg)
dest_stream.close()