From 6866d4a5b74779f087b8e44148a49163d8b7327b Mon Sep 17 00:00:00 2001 From: Julien Valroff Date: Fri, 25 Mar 2011 22:07:00 +0100 Subject: Imported Upstream version 0.4.0~alpha1 --- rapid/videometadata.py | 250 ------------------------------------------------- 1 file changed, 250 deletions(-) delete mode 100755 rapid/videometadata.py (limited to 'rapid/videometadata.py') diff --git a/rapid/videometadata.py b/rapid/videometadata.py deleted file mode 100755 index 77f6791..0000000 --- a/rapid/videometadata.py +++ /dev/null @@ -1,250 +0,0 @@ -#!/usr/bin/python -# -*- coding: latin1 -*- - -### Copyright (C) 2007-10 Damon Lynch - -### This program is free software; you can redistribute it and/or modify -### it under the terms of the GNU General Public License as published by -### the Free Software Foundation; either version 2 of the License, or -### (at your option) any later version. - -### This program is distributed in the hope that it will be useful, -### but WITHOUT ANY WARRANTY; without even the implied warranty of -### MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -### GNU General Public License for more details. - -### You should have received a copy of the GNU General Public License -### along with this program; if not, write to the Free Software -### Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - -DOWNLOAD_VIDEO = True - -import os -import datetime -import time -import subprocess -import tempfile - -import gtk -import media -import paths -from filmstrip import add_filmstrip - -try: - import kaa.metadata - from hachoir_core.cmd_line import unicodeFilename - from hachoir_parser import createParser - from hachoir_metadata import extractMetadata -except ImportError: - DOWNLOAD_VIDEO = False - -VIDEO_THUMBNAIL_FILE_EXTENSIONS = ['thm'] -VIDEO_FILE_EXTENSIONS = ['3gp', 'avi', 'm2t', 'mov', 'mp4', 'mpeg','mpg', 'mod', 'tod'] - - - -if DOWNLOAD_VIDEO: - - - try: - subprocess.check_call(["ffmpegthumbnailer", "-h"], stdout=subprocess.PIPE) - ffmpeg = True - except: - ffmpeg = False - - - def version_info(): - from hachoir_metadata.version import VERSION - return VERSION - - def get_video_THM_file(fullFileName): - """ - Checks to see if a thumbnail file (THM) is in the same directory as the - file. Expects a full path to be part of the file name. - - Returns the filename, including path, if found, else returns None. - """ - - f = None - name, ext = os.path.splitext(fullFileName) - for e in VIDEO_THUMBNAIL_FILE_EXTENSIONS: - if os.path.exists(name + '.' + e): - f = name + '.' + e - break - if os.path.exists(name + '.' + e.upper()): - f = name + '.' + e.upper() - break - - return f - - class VideoMetaData(): - def __init__(self, filename): - """ - Initialize by loading metadata using hachoir - """ - - self.filename = filename - self.u_filename = unicodeFilename(filename) - self.parser = createParser(self.u_filename, self.filename) - self.metadata = extractMetadata(self.parser) - - - def _kaa_get(self, key, missing, stream=None): - if not hasattr(self, 'info'): - self.info = kaa.metadata.parse(self.filename) - if self.info: - if stream != None: - v = self.info['video'][stream][key] - else: - v = self.info[key] - else: - v = None - if v: - return str(v) - else: - return missing - - def _get(self, key, missing): - try: - v = self.metadata.get(key) - except: - v = missing - return v - - def dateTime(self, missing=''): - return self._get('creation_date', missing) - - def timeStamp(self, missing=''): - """ - Returns a float value representing the time stamp, if it exists - """ - dt = self.dateTime(missing=None) - if dt: - # convert it to a timestamp (not optimal, but better than nothing!) - v = time.mktime(dt.timetuple()) - else: - v = missing - return v - - def codec(self, stream=0, missing=''): - return self._kaa_get('codec', missing, stream) - - def length(self, missing=''): - """ - return the duration (length) of the video, rounded to the nearest second, in string format - """ - delta = self.metadata.get('duration') - l = '%.0f' % (86400 * delta.days + delta.seconds + float('.%s' % delta.microseconds)) - return l - - - def width(self, missing=''): - v = self._get('width', missing) - if v != None: - return str(v) - else: - return None - - def height(self, missing=''): - v = self._get('height', missing) - if v != None: - return str(v) - else: - return None - - def framesPerSecond(self, stream=0, missing=''): - fps = self._kaa_get('fps', missing, stream) - try: - fps = '%.0f' % float(fps) - except: - pass - return fps - - def fourcc(self, stream=0, missing=''): - return self._kaa_get('fourcc', missing, stream) - - def getThumbnailData(self, size, tempWorkingDir): - """ - Returns a pixbuf of the video's thumbnail - - If it cannot be created, returns None - """ - thm = get_video_THM_file(self.filename) - if thm: - thumbnail = gtk.gdk.pixbuf_new_from_file(thm) - aspect = float(thumbnail.get_height()) / thumbnail.get_width() - thumbnail = thumbnail.scale_simple(size, int(aspect*size), gtk.gdk.INTERP_BILINEAR) - thumbnail = add_filmstrip(thumbnail) - else: - if ffmpeg: - try: - tmp = tempfile.NamedTemporaryFile(dir=tempWorkingDir, prefix="rpd-tmp") - tmp.close() - except: - return None - - thm = os.path.join(tempWorkingDir, tmp.name) - - try: - subprocess.check_call(['ffmpegthumbnailer', '-i', self.filename, '-t', '10', '-f', '-o', thm, '-s', str(size)]) - thumbnail = gtk.gdk.pixbuf_new_from_file_at_size(thm, size, size) - os.unlink(thm) - except: - thumbnail = None - else: - thumbnail = None - return thumbnail - -class DummyMetaData(): - """ - Class which gives metadata values for an imaginary video. - - Useful for displaying in preference examples etc. when no video is ready to - be downloaded. - - See VideoMetaData class for documentation of class methods. - """ - def __init__(self): - pass - - def dateTime(self, missing=''): - return datetime.datetime.now() - - def codec(self, stream=0, missing=''): - return 'H.264 AVC' - - def length(self, missing=''): - return '57' - - def width(self, stream=0, missing=''): - return '1920' - - def height(self, stream=0, missing=''): - return '1080' - - def framesPerSecond(self, stream=0, missing=''): - return '24' - - def fourcc(self, stream=0, missing=''): - return 'AVC1' - - -if __name__ == '__main__': - import sys - - - if (len(sys.argv) != 2): - print 'Usage: ' + sys.argv[0] + ' path/to/video/containing/metadata' - sys.exit(0) - - else: - m = VideoMetaData(sys.argv[1]) - dt = m.dateTime() - if dt: - print dt.strftime('%Y%m%d-%H:%M:%S') - print "codec: %s" % m.codec() - print "%s seconds" % m.length() - print "%sx%s" % (m.width(), m.height()) - print "%s fps" % m.framesPerSecond() - print "Fourcc: %s" % (m.fourcc()) - -- cgit v1.2.3