]> Raphaƫl G. Git Repositories - youtubedl/blobdiff - youtube_dl/FileDownloader.py
Initiate new upload.
[youtubedl] / youtube_dl / FileDownloader.py
index ea6b9d626efa7a18eafe20afa8c473d1afee315b..47124932fc7e9ff3c40ec29d003757cdb20cf967 100644 (file)
@@ -1,15 +1,19 @@
-import math
 import os
 import re
 import subprocess
 import sys
 import time
-import traceback
 
-if os.name == 'nt':
-    import ctypes
-
-from .utils import *
+from .utils import (
+    compat_urllib_error,
+    compat_urllib_request,
+    ContentTooShortError,
+    determine_ext,
+    encodeFilename,
+    format_bytes,
+    sanitize_open,
+    timeconvert,
+)
 
 
 class FileDownloader(object):
@@ -50,45 +54,56 @@ class FileDownloader(object):
         self.params = params
 
     @staticmethod
-    def format_bytes(bytes):
-        if bytes is None:
-            return 'N/A'
-        if type(bytes) is str:
-            bytes = float(bytes)
-        if bytes == 0.0:
-            exponent = 0
+    def format_seconds(seconds):
+        (mins, secs) = divmod(seconds, 60)
+        (hours, mins) = divmod(mins, 60)
+        if hours > 99:
+            return '--:--:--'
+        if hours == 0:
+            return '%02d:%02d' % (mins, secs)
         else:
-            exponent = int(math.log(bytes, 1024.0))
-        suffix = ['B','KiB','MiB','GiB','TiB','PiB','EiB','ZiB','YiB'][exponent]
-        converted = float(bytes) / float(1024 ** exponent)
-        return '%.2f%s' % (converted, suffix)
+            return '%02d:%02d:%02d' % (hours, mins, secs)
 
     @staticmethod
     def calc_percent(byte_counter, data_len):
         if data_len is None:
+            return None
+        return float(byte_counter) / float(data_len) * 100.0
+
+    @staticmethod
+    def format_percent(percent):
+        if percent is None:
             return '---.-%'
-        return '%6s' % ('%3.1f%%' % (float(byte_counter) / float(data_len) * 100.0))
+        return '%6s' % ('%3.1f%%' % percent)
 
     @staticmethod
     def calc_eta(start, now, total, current):
         if total is None:
-            return '--:--'
+            return None
         dif = now - start
         if current == 0 or dif < 0.001: # One millisecond
-            return '--:--'
+            return None
         rate = float(current) / dif
-        eta = int((float(total) - float(current)) / rate)
-        (eta_mins, eta_secs) = divmod(eta, 60)
-        if eta_mins > 99:
+        return int((float(total) - float(current)) / rate)
+
+    @staticmethod
+    def format_eta(eta):
+        if eta is None:
             return '--:--'
-        return '%02d:%02d' % (eta_mins, eta_secs)
+        return FileDownloader.format_seconds(eta)
 
     @staticmethod
     def calc_speed(start, now, bytes):
         dif = now - start
         if bytes == 0 or dif < 0.001: # One millisecond
+            return None
+        return float(bytes) / dif
+
+    @staticmethod
+    def format_speed(speed):
+        if speed is None:
             return '%10s' % '---b/s'
-        return '%10s' % ('%s/s' % FileDownloader.format_bytes(float(bytes) / dif))
+        return '%10s' % ('%s/s' % format_bytes(speed))
 
     @staticmethod
     def best_block_size(elapsed_time, bytes):
@@ -119,16 +134,8 @@ class FileDownloader(object):
     def to_stderr(self, message):
         self.ydl.to_screen(message)
 
-    def to_cons_title(self, message):
-        """Set console/terminal window title to message."""
-        if not self.params.get('consoletitle', False):
-            return
-        if os.name == 'nt' and ctypes.windll.kernel32.GetConsoleWindow():
-            # c_wchar_p() might not be necessary if `message` is
-            # already of type unicode()
-            ctypes.windll.kernel32.SetConsoleTitleW(ctypes.c_wchar_p(message))
-        elif 'TERM' in os.environ:
-            self.to_screen('\033]0;%s\007' % message, skip_eol=True)
+    def to_console_title(self, message):
+        self.ydl.to_console_title(message)
 
     def trouble(self, *args, **kargs):
         self.ydl.trouble(*args, **kargs)
@@ -169,7 +176,7 @@ class FileDownloader(object):
             if old_filename == new_filename:
                 return
             os.rename(encodeFilename(old_filename), encodeFilename(new_filename))
-        except (IOError, OSError) as err:
+        except (IOError, OSError):
             self.report_error(u'unable to rename file')
 
     def try_utime(self, filename, last_modified_hdr):
@@ -197,19 +204,59 @@ class FileDownloader(object):
         """Report destination filename."""
         self.to_screen(u'[download] Destination: ' + filename)
 
-    def report_progress(self, percent_str, data_len_str, speed_str, eta_str):
+    def _report_progress_status(self, msg, is_last_line=False):
+        fullmsg = u'[download] ' + msg
+        if self.params.get('progress_with_newline', False):
+            self.to_screen(fullmsg)
+        else:
+            if os.name == 'nt':
+                prev_len = getattr(self, '_report_progress_prev_line_length',
+                                   0)
+                if prev_len > len(fullmsg):
+                    fullmsg += u' ' * (prev_len - len(fullmsg))
+                self._report_progress_prev_line_length = len(fullmsg)
+                clear_line = u'\r'
+            else:
+                clear_line = (u'\r\x1b[K' if sys.stderr.isatty() else u'\r')
+            self.to_screen(clear_line + fullmsg, skip_eol=not is_last_line)
+        self.to_console_title(u'youtube-dl ' + msg)
+
+    def report_progress(self, percent, data_len_str, speed, eta):
         """Report download progress."""
         if self.params.get('noprogress', False):
             return
-        clear_line = (u'\x1b[K' if sys.stderr.isatty() and os.name != 'nt' else u'')
-        if self.params.get('progress_with_newline', False):
-            self.to_screen(u'[download] %s of %s at %s ETA %s' %
-                (percent_str, data_len_str, speed_str, eta_str))
+        if eta is not None:
+            eta_str = self.format_eta(eta)
         else:
-            self.to_screen(u'\r%s[download] %s of %s at %s ETA %s' %
-                (clear_line, percent_str, data_len_str, speed_str, eta_str), skip_eol=True)
-        self.to_cons_title(u'youtube-dl - %s of %s at %s ETA %s' %
-                (percent_str.strip(), data_len_str.strip(), speed_str.strip(), eta_str.strip()))
+            eta_str = 'Unknown ETA'
+        if percent is not None:
+            percent_str = self.format_percent(percent)
+        else:
+            percent_str = 'Unknown %'
+        speed_str = self.format_speed(speed)
+
+        msg = (u'%s of %s at %s ETA %s' %
+               (percent_str, data_len_str, speed_str, eta_str))
+        self._report_progress_status(msg)
+
+    def report_progress_live_stream(self, downloaded_data_len, speed, elapsed):
+        if self.params.get('noprogress', False):
+            return
+        downloaded_str = format_bytes(downloaded_data_len)
+        speed_str = self.format_speed(speed)
+        elapsed_str = FileDownloader.format_seconds(elapsed)
+        msg = u'%s at %s (%s)' % (downloaded_str, speed_str, elapsed_str)
+        self._report_progress_status(msg)
+
+    def report_finish(self, data_len_str, tot_time):
+        """Report download finished."""
+        if self.params.get('noprogress', False):
+            self.to_screen(u'[download] Download completed')
+        else:
+            self._report_progress_status(
+                (u'100%% of %s in %s' %
+                 (data_len_str, self.format_seconds(tot_time))),
+                is_last_line=True)
 
     def report_resuming_byte(self, resume_len):
         """Report attempt to resume at given byte."""
@@ -223,23 +270,88 @@ class FileDownloader(object):
         """Report file has already been fully downloaded."""
         try:
             self.to_screen(u'[download] %s has already been downloaded' % file_name)
-        except (UnicodeEncodeError) as err:
+        except UnicodeEncodeError:
             self.to_screen(u'[download] The file has already been downloaded')
 
     def report_unable_to_resume(self):
         """Report it was impossible to resume download."""
         self.to_screen(u'[download] Unable to resume')
 
-    def report_finish(self):
-        """Report download finished."""
-        if self.params.get('noprogress', False):
-            self.to_screen(u'[download] Download completed')
-        else:
-            self.to_screen(u'')
+    def _download_with_rtmpdump(self, filename, url, player_url, page_url, play_path, tc_url, live, conn):
+        def run_rtmpdump(args):
+            start = time.time()
+            resume_percent = None
+            resume_downloaded_data_len = None
+            proc = subprocess.Popen(args, stderr=subprocess.PIPE)
+            cursor_in_new_line = True
+            proc_stderr_closed = False
+            while not proc_stderr_closed:
+                # read line from stderr
+                line = u''
+                while True:
+                    char = proc.stderr.read(1)
+                    if not char:
+                        proc_stderr_closed = True
+                        break
+                    if char in [b'\r', b'\n']:
+                        break
+                    line += char.decode('ascii', 'replace')
+                if not line:
+                    # proc_stderr_closed is True
+                    continue
+                mobj = re.search(r'([0-9]+\.[0-9]{3}) kB / [0-9]+\.[0-9]{2} sec \(([0-9]{1,2}\.[0-9])%\)', line)
+                if mobj:
+                    downloaded_data_len = int(float(mobj.group(1))*1024)
+                    percent = float(mobj.group(2))
+                    if not resume_percent:
+                        resume_percent = percent
+                        resume_downloaded_data_len = downloaded_data_len
+                    eta = self.calc_eta(start, time.time(), 100-resume_percent, percent-resume_percent)
+                    speed = self.calc_speed(start, time.time(), downloaded_data_len-resume_downloaded_data_len)
+                    data_len = None
+                    if percent > 0:
+                        data_len = int(downloaded_data_len * 100 / percent)
+                    data_len_str = u'~' + format_bytes(data_len)
+                    self.report_progress(percent, data_len_str, speed, eta)
+                    cursor_in_new_line = False
+                    self._hook_progress({
+                        'downloaded_bytes': downloaded_data_len,
+                        'total_bytes': data_len,
+                        'tmpfilename': tmpfilename,
+                        'filename': filename,
+                        'status': 'downloading',
+                        'eta': eta,
+                        'speed': speed,
+                    })
+                else:
+                    # no percent for live streams
+                    mobj = re.search(r'([0-9]+\.[0-9]{3}) kB / [0-9]+\.[0-9]{2} sec', line)
+                    if mobj:
+                        downloaded_data_len = int(float(mobj.group(1))*1024)
+                        time_now = time.time()
+                        speed = self.calc_speed(start, time_now, downloaded_data_len)
+                        self.report_progress_live_stream(downloaded_data_len, speed, time_now - start)
+                        cursor_in_new_line = False
+                        self._hook_progress({
+                            'downloaded_bytes': downloaded_data_len,
+                            'tmpfilename': tmpfilename,
+                            'filename': filename,
+                            'status': 'downloading',
+                            'speed': speed,
+                        })
+                    elif self.params.get('verbose', False):
+                        if not cursor_in_new_line:
+                            self.to_screen(u'')
+                        cursor_in_new_line = True
+                        self.to_screen(u'[rtmpdump] '+line)
+            proc.wait()
+            if not cursor_in_new_line:
+                self.to_screen(u'')
+            return proc.returncode
 
-    def _download_with_rtmpdump(self, filename, url, player_url, page_url, play_path, tc_url):
         self.report_destination(filename)
         tmpfilename = self.temp_name(filename)
+        test = self.params.get('test', False)
 
         # Check for rtmpdump first
         try:
@@ -247,12 +359,11 @@ class FileDownloader(object):
         except (OSError, IOError):
             self.report_error(u'RTMP download detected but "rtmpdump" could not be run')
             return False
-        verbosity_option = '--verbose' if self.params.get('verbose', False) else '--quiet'
 
         # Download using rtmpdump. rtmpdump returns exit code 2 when
         # the connection was interrumpted and resuming appears to be
         # possible. This is part of rtmpdump's normal usage, AFAIK.
-        basic_args = ['rtmpdump', verbosity_option, '-r', url, '-o', tmpfilename]
+        basic_args = ['rtmpdump', '--verbose', '-r', url, '-o', tmpfilename]
         if player_url is not None:
             basic_args += ['--swfVfy', player_url]
         if page_url is not None:
@@ -261,31 +372,55 @@ class FileDownloader(object):
             basic_args += ['--playpath', play_path]
         if tc_url is not None:
             basic_args += ['--tcUrl', url]
+        if test:
+            basic_args += ['--stop', '1']
+        if live:
+            basic_args += ['--live']
+        if conn:
+            basic_args += ['--conn', conn]
         args = basic_args + [[], ['--resume', '--skip', '1']][self.params.get('continuedl', False)]
+
+        if sys.platform == 'win32' and sys.version_info < (3, 0):
+            # Windows subprocess module does not actually support Unicode
+            # on Python 2.x
+            # See http://stackoverflow.com/a/9951851/35070
+            subprocess_encoding = sys.getfilesystemencoding()
+            args = [a.encode(subprocess_encoding, 'ignore') for a in args]
+        else:
+            subprocess_encoding = None
+
         if self.params.get('verbose', False):
+            if subprocess_encoding:
+                str_args = [
+                    a.decode(subprocess_encoding) if isinstance(a, bytes) else a
+                    for a in args]
+            else:
+                str_args = args
             try:
                 import pipes
-                shell_quote = lambda args: ' '.join(map(pipes.quote, args))
+                shell_quote = lambda args: ' '.join(map(pipes.quote, str_args))
             except ImportError:
                 shell_quote = repr
-            self.to_screen(u'[debug] rtmpdump command line: ' + shell_quote(args))
-        retval = subprocess.call(args)
-        while retval == 2 or retval == 1:
+            self.to_screen(u'[debug] rtmpdump command line: ' + shell_quote(str_args))
+
+        retval = run_rtmpdump(args)
+
+        while (retval == 2 or retval == 1) and not test:
             prevsize = os.path.getsize(encodeFilename(tmpfilename))
-            self.to_screen(u'\r[rtmpdump] %s bytes' % prevsize, skip_eol=True)
+            self.to_screen(u'[rtmpdump] %s bytes' % prevsize)
             time.sleep(5.0) # This seems to be needed
-            retval = subprocess.call(basic_args + ['-e'] + [[], ['-k', '1']][retval == 1])
+            retval = run_rtmpdump(basic_args + ['-e'] + [[], ['-k', '1']][retval == 1])
             cursize = os.path.getsize(encodeFilename(tmpfilename))
             if prevsize == cursize and retval == 1:
                 break
              # Some rtmp streams seem abort after ~ 99.8%. Don't complain for those
             if prevsize == cursize and retval == 2 and cursize > 1024:
-                self.to_screen(u'\r[rtmpdump] Could not download the whole video. This can happen for some advertisements.')
+                self.to_screen(u'[rtmpdump] Could not download the whole video. This can happen for some advertisements.')
                 retval = 0
                 break
-        if retval == 0:
+        if retval == 0 or (test and retval == 2):
             fsize = os.path.getsize(encodeFilename(tmpfilename))
-            self.to_screen(u'\r[rtmpdump] %s bytes' % fsize)
+            self.to_screen(u'[rtmpdump] %s bytes' % fsize)
             self.try_rename(tmpfilename, filename)
             self._hook_progress({
                 'downloaded_bytes': fsize,
@@ -333,15 +468,20 @@ class FileDownloader(object):
         self.report_destination(filename)
         tmpfilename = self.temp_name(filename)
 
-        args = ['ffmpeg', '-y', '-i', url, '-f', 'mp4', tmpfilename]
-        # Check for ffmpeg first
-        try:
-            subprocess.call(['ffmpeg', '-h'], stdout=(open(os.path.devnull, 'w')), stderr=subprocess.STDOUT)
-        except (OSError, IOError):
-            self.report_error(u'm3u8 download detected but "%s" could not be run' % args[0] )
-            return False
+        args = ['-y', '-i', url, '-f', 'mp4', '-c', 'copy',
+            '-bsf:a', 'aac_adtstoasc', tmpfilename]
 
-        retval = subprocess.call(args)
+        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
+
+        retval = subprocess.call(cmd)
         if retval == 0:
             fsize = os.path.getsize(encodeFilename(tmpfilename))
             self.to_screen(u'\r[%s] %s bytes' % (args[0], fsize))
@@ -368,6 +508,7 @@ class FileDownloader(object):
             self._hook_progress({
                 'filename': filename,
                 'status': 'finished',
+                'total_bytes': os.path.getsize(encodeFilename(filename)),
             })
             return True
 
@@ -377,7 +518,9 @@ class FileDownloader(object):
                                                 info_dict.get('player_url', None),
                                                 info_dict.get('page_url', None),
                                                 info_dict.get('play_path', None),
-                                                info_dict.get('tc_url', None))
+                                                info_dict.get('tc_url', None),
+                                                info_dict.get('rtmp_live', False),
+                                                info_dict.get('rtmp_conn', None))
 
         # Attempt to download using mplayer
         if url.startswith('mms') or url.startswith('rtsp'):
@@ -481,7 +624,7 @@ class FileDownloader(object):
                 self.to_screen(u'\r[download] File is larger than max-filesize (%s bytes > %s bytes). Aborting.' % (data_len, max_data_len))
                 return False
 
-        data_len_str = self.format_bytes(data_len)
+        data_len_str = format_bytes(data_len)
         byte_counter = 0 + resume_len
         block_size = self.params.get('buffersize', 1024)
         start = time.time()
@@ -514,13 +657,13 @@ class FileDownloader(object):
                 block_size = self.best_block_size(after - before, len(data_block))
 
             # Progress message
-            speed_str = self.calc_speed(start, time.time(), byte_counter - resume_len)
+            speed = self.calc_speed(start, time.time(), byte_counter - resume_len)
             if data_len is None:
-                self.report_progress('Unknown %', data_len_str, speed_str, 'Unknown ETA')
+                eta = percent = None
             else:
-                percent_str = self.calc_percent(byte_counter, data_len)
-                eta_str = self.calc_eta(start, time.time(), data_len - resume_len, byte_counter - resume_len)
-                self.report_progress(percent_str, data_len_str, speed_str, eta_str)
+                percent = self.calc_percent(byte_counter, data_len)
+                eta = self.calc_eta(start, time.time(), data_len - resume_len, byte_counter - resume_len)
+            self.report_progress(percent, data_len_str, speed, eta)
 
             self._hook_progress({
                 'downloaded_bytes': byte_counter,
@@ -528,6 +671,8 @@ class FileDownloader(object):
                 'tmpfilename': tmpfilename,
                 'filename': filename,
                 'status': 'downloading',
+                'eta': eta,
+                'speed': speed,
             })
 
             # Apply rate limit
@@ -538,7 +683,7 @@ class FileDownloader(object):
             self.report_error(u'Did not get any data blocks')
             return False
         stream.close()
-        self.report_finish()
+        self.report_finish(data_len_str, (time.time() - start))
         if data_len is not None and byte_counter != data_len:
             raise ContentTooShortError(byte_counter, int(data_len))
         self.try_rename(tmpfilename, filename)
@@ -570,6 +715,8 @@ class FileDownloader(object):
         * downloaded_bytes: Bytes on disks
         * total_bytes: Total bytes, None if unknown
         * tmpfilename: The filename we're currently writing to
+        * eta: The estimated time in seconds, None if unknown
+        * speed: The download speed in bytes/second, None if unknown
 
         Hooks are guaranteed to be called at least once (with status "finished")
         if the download is successful.