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203 lines
8.2 KiB
203 lines
8.2 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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import time |
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from .common import FileDownloader |
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from ..compat import compat_str |
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from ..utils import ( |
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check_executable, |
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encodeFilename, |
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encodeArgument, |
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get_exe_version, |
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) |
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def rtmpdump_version(): |
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return get_exe_version( |
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'rtmpdump', ['--help'], r'(?i)RTMPDump\s*v?([0-9a-zA-Z._-]+)') |
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class RtmpFD(FileDownloader): |
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def real_download(self, filename, info_dict): |
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def run_rtmpdump(args): |
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start = time.time() |
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resume_percent = None |
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resume_downloaded_data_len = None |
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proc = subprocess.Popen(args, stderr=subprocess.PIPE) |
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cursor_in_new_line = True |
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proc_stderr_closed = False |
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while not proc_stderr_closed: |
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# read line from stderr |
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line = '' |
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while True: |
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char = proc.stderr.read(1) |
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if not char: |
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proc_stderr_closed = True |
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break |
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if char in [b'\r', b'\n']: |
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break |
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line += char.decode('ascii', 'replace') |
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if not line: |
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# proc_stderr_closed is True |
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continue |
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mobj = re.search(r'([0-9]+\.[0-9]{3}) kB / [0-9]+\.[0-9]{2} sec \(([0-9]{1,2}\.[0-9])%\)', line) |
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if mobj: |
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downloaded_data_len = int(float(mobj.group(1)) * 1024) |
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percent = float(mobj.group(2)) |
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if not resume_percent: |
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resume_percent = percent |
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resume_downloaded_data_len = downloaded_data_len |
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time_now = time.time() |
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eta = self.calc_eta(start, time_now, 100 - resume_percent, percent - resume_percent) |
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speed = self.calc_speed(start, time_now, downloaded_data_len - resume_downloaded_data_len) |
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data_len = None |
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if percent > 0: |
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data_len = int(downloaded_data_len * 100 / percent) |
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self._hook_progress({ |
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'status': 'downloading', |
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'downloaded_bytes': downloaded_data_len, |
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'total_bytes_estimate': data_len, |
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'tmpfilename': tmpfilename, |
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'filename': filename, |
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'eta': eta, |
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'elapsed': time_now - start, |
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'speed': speed, |
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}) |
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cursor_in_new_line = False |
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else: |
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# no percent for live streams |
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mobj = re.search(r'([0-9]+\.[0-9]{3}) kB / [0-9]+\.[0-9]{2} sec', line) |
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if mobj: |
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downloaded_data_len = int(float(mobj.group(1)) * 1024) |
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time_now = time.time() |
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speed = self.calc_speed(start, time_now, downloaded_data_len) |
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self._hook_progress({ |
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'downloaded_bytes': downloaded_data_len, |
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'tmpfilename': tmpfilename, |
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'filename': filename, |
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'status': 'downloading', |
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'elapsed': time_now - start, |
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'speed': speed, |
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}) |
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cursor_in_new_line = False |
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elif self.params.get('verbose', False): |
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if not cursor_in_new_line: |
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self.to_screen('') |
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cursor_in_new_line = True |
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self.to_screen('[rtmpdump] ' + line) |
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proc.wait() |
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if not cursor_in_new_line: |
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self.to_screen('') |
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return proc.returncode |
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url = info_dict['url'] |
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player_url = info_dict.get('player_url', None) |
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page_url = info_dict.get('page_url', None) |
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app = info_dict.get('app', None) |
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play_path = info_dict.get('play_path', None) |
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tc_url = info_dict.get('tc_url', None) |
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flash_version = info_dict.get('flash_version', None) |
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live = info_dict.get('rtmp_live', False) |
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conn = info_dict.get('rtmp_conn', None) |
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protocol = info_dict.get('rtmp_protocol', None) |
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real_time = info_dict.get('rtmp_real_time', False) |
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no_resume = info_dict.get('no_resume', False) |
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continue_dl = self.params.get('continuedl', True) |
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self.report_destination(filename) |
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tmpfilename = self.temp_name(filename) |
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test = self.params.get('test', False) |
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# Check for rtmpdump first |
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if not check_executable('rtmpdump', ['-h']): |
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self.report_error('RTMP download detected but "rtmpdump" could not be run. Please install it.') |
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return False |
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# Download using rtmpdump. rtmpdump returns exit code 2 when |
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# the connection was interrupted and resuming appears to be |
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# possible. This is part of rtmpdump's normal usage, AFAIK. |
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basic_args = [ |
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'rtmpdump', '--verbose', '-r', url, |
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'-o', tmpfilename] |
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if player_url is not None: |
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basic_args += ['--swfVfy', player_url] |
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if page_url is not None: |
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basic_args += ['--pageUrl', page_url] |
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if app is not None: |
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basic_args += ['--app', app] |
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if play_path is not None: |
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basic_args += ['--playpath', play_path] |
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if tc_url is not None: |
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basic_args += ['--tcUrl', tc_url] |
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if test: |
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basic_args += ['--stop', '1'] |
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if flash_version is not None: |
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basic_args += ['--flashVer', flash_version] |
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if live: |
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basic_args += ['--live'] |
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if isinstance(conn, list): |
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for entry in conn: |
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basic_args += ['--conn', entry] |
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elif isinstance(conn, compat_str): |
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basic_args += ['--conn', conn] |
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if protocol is not None: |
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basic_args += ['--protocol', protocol] |
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if real_time: |
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basic_args += ['--realtime'] |
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args = basic_args |
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if not no_resume and continue_dl and not live: |
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args += ['--resume'] |
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if not live and continue_dl: |
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args += ['--skip', '1'] |
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args = [encodeArgument(a) for a in args] |
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self._debug_cmd(args, exe='rtmpdump') |
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RD_SUCCESS = 0 |
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RD_FAILED = 1 |
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RD_INCOMPLETE = 2 |
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RD_NO_CONNECT = 3 |
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retval = run_rtmpdump(args) |
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if retval == RD_NO_CONNECT: |
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self.report_error('[rtmpdump] Could not connect to RTMP server.') |
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return False |
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while (retval == RD_INCOMPLETE or retval == RD_FAILED) and not test and not live: |
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prevsize = os.path.getsize(encodeFilename(tmpfilename)) |
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self.to_screen('[rtmpdump] %s bytes' % prevsize) |
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time.sleep(5.0) # This seems to be needed |
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args = basic_args + ['--resume'] |
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if retval == RD_FAILED: |
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args += ['--skip', '1'] |
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args = [encodeArgument(a) for a in args] |
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retval = run_rtmpdump(args) |
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cursize = os.path.getsize(encodeFilename(tmpfilename)) |
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if prevsize == cursize and retval == RD_FAILED: |
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break |
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# Some rtmp streams seem abort after ~ 99.8%. Don't complain for those |
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if prevsize == cursize and retval == RD_INCOMPLETE and cursize > 1024: |
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self.to_screen('[rtmpdump] Could not download the whole video. This can happen for some advertisements.') |
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retval = RD_SUCCESS |
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break |
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if retval == RD_SUCCESS or (test and retval == RD_INCOMPLETE): |
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fsize = os.path.getsize(encodeFilename(tmpfilename)) |
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self.to_screen('[rtmpdump] %s bytes' % 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('\n') |
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self.report_error('rtmpdump exited with code %d' % retval) |
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return False
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