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92 lines
3.0 KiB
92 lines
3.0 KiB
from __future__ import unicode_literals |
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import os |
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import re |
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import subprocess |
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from .common import FileDownloader |
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from ..utils import ( |
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compat_urlparse, |
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check_executable, |
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encodeFilename, |
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) |
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class HlsFD(FileDownloader): |
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def real_download(self, filename, info_dict): |
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url = info_dict['url'] |
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self.report_destination(filename) |
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tmpfilename = self.temp_name(filename) |
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args = [ |
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'-y', '-i', url, '-f', 'mp4', '-c', 'copy', |
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'-bsf:a', 'aac_adtstoasc', |
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encodeFilename(tmpfilename, for_subprocess=True)] |
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for program in ['avconv', 'ffmpeg']: |
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if check_executable(program, ['-version']): |
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break |
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else: |
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self.report_error(u'm3u8 download detected but ffmpeg or avconv could not be found. Please install one.') |
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return False |
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cmd = [program] + args |
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retval = subprocess.call(cmd) |
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if retval == 0: |
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fsize = os.path.getsize(encodeFilename(tmpfilename)) |
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self.to_screen(u'\r[%s] %s bytes' % (cmd[0], fsize)) |
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self.try_rename(tmpfilename, filename) |
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self._hook_progress({ |
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'downloaded_bytes': fsize, |
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'total_bytes': fsize, |
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'filename': filename, |
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'status': 'finished', |
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}) |
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return True |
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else: |
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self.to_stderr(u"\n") |
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self.report_error(u'%s exited with code %d' % (program, retval)) |
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return False |
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class NativeHlsFD(FileDownloader): |
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""" A more limited implementation that does not require ffmpeg """ |
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def real_download(self, filename, info_dict): |
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url = info_dict['url'] |
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self.report_destination(filename) |
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tmpfilename = self.temp_name(filename) |
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self.to_screen( |
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'[hlsnative] %s: Downloading m3u8 manifest' % info_dict['id']) |
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data = self.ydl.urlopen(url).read() |
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s = data.decode('utf-8', 'ignore') |
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segment_urls = [] |
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for line in s.splitlines(): |
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line = line.strip() |
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if line and not line.startswith('#'): |
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segment_url = ( |
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line |
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if re.match(r'^https?://', line) |
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else compat_urlparse.urljoin(url, line)) |
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segment_urls.append(segment_url) |
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byte_counter = 0 |
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with open(tmpfilename, 'wb') as outf: |
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for i, segurl in enumerate(segment_urls): |
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segment = self.ydl.urlopen(segurl).read() |
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outf.write(segment) |
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byte_counter += len(segment) |
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self.to_screen( |
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'[hlsnative] %s: Downloading segment %d / %d' % |
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(info_dict['id'], i + 1, len(segment_urls))) |
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self._hook_progress({ |
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'downloaded_bytes': byte_counter, |
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'total_bytes': byte_counter, |
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'filename': filename, |
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'status': 'finished', |
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}) |
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self.try_rename(tmpfilename, filename) |
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return True |
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