X-Git-Url: http://git.bitcoin.ninja/index.cgi?a=blobdiff_plain;f=youtube_dl%2Fdownloader%2Fhls.py;h=a01dac031aa3b0c012a4262d210d16ef2b10a47a;hb=6bb4600717cb5378d392845e5c9bebe236a1b224;hp=68eafa403df4ad157feb13174584786205b41bea;hpb=fec02bcc90ad26ac5bbd11173fa83db91b3858bb;p=youtube-dl diff --git a/youtube_dl/downloader/hls.py b/youtube_dl/downloader/hls.py index 68eafa403..a01dac031 100644 --- a/youtube_dl/downloader/hls.py +++ b/youtube_dl/downloader/hls.py @@ -1,104 +1,62 @@ from __future__ import unicode_literals -import os +import os.path import re -import subprocess -from .common import FileDownloader +from .fragment import FragmentFD + +from ..compat import compat_urlparse from ..utils import ( - compat_urlparse, - compat_urllib_request, - check_executable, encodeFilename, + sanitize_open, ) -class HlsFD(FileDownloader): - def real_download(self, filename, info_dict): - url = info_dict['url'] - self.report_destination(filename) - tmpfilename = self.temp_name(filename) - - args = [ - '-y', '-i', url, '-f', 'mp4', '-c', 'copy', - '-bsf:a', 'aac_adtstoasc', - encodeFilename(tmpfilename, for_subprocess=True)] - - for program in ['avconv', 'ffmpeg']: - if check_executable(program, ['-version']): - break - else: - self.report_error(u'm3u8 download detected but ffmpeg or avconv could not be found. Please install one.') - return False - cmd = [program] + args +class HlsFD(FragmentFD): + """ A limited implementation that does not require ffmpeg """ - retval = subprocess.call(cmd) - if retval == 0: - fsize = os.path.getsize(encodeFilename(tmpfilename)) - self.to_screen(u'\r[%s] %s bytes' % (cmd[0], fsize)) - self.try_rename(tmpfilename, filename) - self._hook_progress({ - 'downloaded_bytes': fsize, - 'total_bytes': fsize, - 'filename': filename, - 'status': 'finished', - }) - return True - else: - self.to_stderr(u"\n") - self.report_error(u'%s exited with code %d' % (program, retval)) - return False - - -class NativeHlsFD(FileDownloader): - """ A more limited implementation that does not require ffmpeg """ + FD_NAME = 'hlsnative' def real_download(self, filename, info_dict): - url = info_dict['url'] - self.report_destination(filename) - tmpfilename = self.temp_name(filename) + man_url = info_dict['url'] + self.to_screen('[%s] Downloading m3u8 manifest' % self.FD_NAME) + manifest = self.ydl.urlopen(man_url).read() - self.to_screen( - '[hlsnative] %s: Downloading m3u8 manifest' % info_dict['id']) - data = self.ydl.urlopen(url).read() - s = data.decode('utf-8', 'ignore') - segment_urls = [] + s = manifest.decode('utf-8', 'ignore') + fragment_urls = [] for line in s.splitlines(): line = line.strip() if line and not line.startswith('#'): segment_url = ( line if re.match(r'^https?://', line) - else compat_urlparse.urljoin(url, line)) - segment_urls.append(segment_url) - - is_test = self.params.get('test', False) - remaining_bytes = self._TEST_FILE_SIZE if is_test else None - byte_counter = 0 - with open(tmpfilename, 'wb') as outf: - for i, segurl in enumerate(segment_urls): - self.to_screen( - '[hlsnative] %s: Downloading segment %d / %d' % - (info_dict['id'], i + 1, len(segment_urls))) - seg_req = compat_urllib_request.Request(segurl) - if remaining_bytes is not None: - seg_req.add_header('Range', 'bytes=0-%d' % (remaining_bytes - 1)) - - segment = self.ydl.urlopen(seg_req).read() - if remaining_bytes is not None: - segment = segment[:remaining_bytes] - remaining_bytes -= len(segment) - outf.write(segment) - byte_counter += len(segment) - if remaining_bytes is not None and remaining_bytes <= 0: + else compat_urlparse.urljoin(man_url, line)) + fragment_urls.append(segment_url) + # We only download the first fragment during the test + if self.params.get('test', False): break - self._hook_progress({ - 'downloaded_bytes': byte_counter, - 'total_bytes': byte_counter, + ctx = { 'filename': filename, - 'status': 'finished', - }) - self.try_rename(tmpfilename, filename) - return True + 'total_frags': len(fragment_urls), + } + + self._prepare_and_start_frag_download(ctx) + + frags_filenames = [] + for i, frag_url in enumerate(fragment_urls): + frag_filename = '%s-Frag%d' % (ctx['tmpfilename'], i) + success = ctx['dl'].download(frag_filename, {'url': frag_url}) + if not success: + return False + down, frag_sanitized = sanitize_open(frag_filename, 'rb') + ctx['dest_stream'].write(down.read()) + down.close() + frags_filenames.append(frag_sanitized) + self._finish_frag_download(ctx) + + for frag_file in frags_filenames: + os.remove(encodeFilename(frag_file)) + + return True