X-Git-Url: https://git.rapsys.eu/youtubedl/blobdiff_plain/e8cd8c4bd832446f1971215b9fedc4531555dc1a..76d85602f8a22ca3817c3a86f4f0e8969c0b02a9:/youtube_dl/downloader/hls.py?ds=sidebyside diff --git a/youtube_dl/downloader/hls.py b/youtube_dl/downloader/hls.py index fa98346..9a83a73 100644 --- a/youtube_dl/downloader/hls.py +++ b/youtube_dl/downloader/hls.py @@ -1,9 +1,18 @@ +from __future__ import unicode_literals + import os +import re import subprocess from .common import FileDownloader +from .fragment import FragmentFD + +from ..compat import compat_urlparse +from ..postprocessor.ffmpeg import FFmpegPostProcessor from ..utils import ( + encodeArgument, encodeFilename, + sanitize_open, ) @@ -13,23 +22,32 @@ class HlsFD(FileDownloader): self.report_destination(filename) tmpfilename = self.temp_name(filename) - args = ['-y', '-i', url, '-f', 'mp4', '-c', 'copy', - '-bsf:a', 'aac_adtstoasc', tmpfilename] + ffpp = FFmpegPostProcessor(downloader=self) + if not ffpp.available: + self.report_error('m3u8 download detected but ffmpeg or avconv could not be found. Please install one.') + return False + ffpp.check_version() - for program in ['avconv', 'ffmpeg']: - try: - subprocess.call([program, '-version'], stdout=(open(os.path.devnull, 'w')), stderr=subprocess.STDOUT) - break - except (OSError, IOError): - pass - else: - self.report_error(u'm3u8 download detected but ffmpeg or avconv could not be found') - cmd = [program] + args + args = [ffpp.executable, '-y'] + + if info_dict['http_headers'] and re.match(r'^https?://', url): + # Trailing \r\n after each HTTP header is important to prevent warning from ffmpeg/avconv: + # [http @ 00000000003d2fa0] No trailing CRLF found in HTTP header. + args += [ + '-headers', + ''.join('%s: %s\r\n' % (key, val) for key, val in info_dict['http_headers'].items())] - retval = subprocess.call(cmd) + args += ['-i', url, '-f', 'mp4', '-c', 'copy', '-bsf:a', 'aac_adtstoasc'] + + args = [encodeArgument(opt) for opt in args] + args.append(encodeFilename(ffpp._ffmpeg_filename_argument(tmpfilename), True)) + + self._debug_cmd(args) + + retval = subprocess.call(args) if retval == 0: fsize = os.path.getsize(encodeFilename(tmpfilename)) - self.to_screen(u'\r[%s] %s bytes' % (cmd[0], fsize)) + self.to_screen('\r[%s] %s bytes' % (args[0], fsize)) self.try_rename(tmpfilename, filename) self._hook_progress({ 'downloaded_bytes': fsize, @@ -39,6 +57,56 @@ class HlsFD(FileDownloader): }) return True else: - self.to_stderr(u"\n") - self.report_error(u'ffmpeg exited with code %d' % retval) + self.to_stderr('\n') + self.report_error('%s exited with code %d' % (ffpp.basename, retval)) return False + + +class NativeHlsFD(FragmentFD): + """ A more limited implementation that does not require ffmpeg """ + + FD_NAME = 'hlsnative' + + def real_download(self, filename, info_dict): + man_url = info_dict['url'] + self.to_screen('[%s] Downloading m3u8 manifest' % self.FD_NAME) + manifest = self.ydl.urlopen(man_url).read() + + 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(man_url, line)) + fragment_urls.append(segment_url) + # We only download the first fragment during the test + if self.params.get('test', False): + break + + ctx = { + 'filename': filename, + '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