[esri:video] Extract all formats and simplify

This commit is contained in:
Sergey M․ 2015-08-15 15:58:56 +06:00
parent 8b9848ac56
commit 3aa697f993

View File

@ -1,90 +1,74 @@
# coding: utf-8
from __future__ import unicode_literals
import os
import re
from .common import InfoExtractor
from ..compat import compat_urlparse
from ..utils import (
unified_strdate
int_or_none,
parse_filesize,
unified_strdate,
)
class VideoEsriIE(InfoExtractor):
_VALID_URL = r'https?://video\.esri\.com/watch/(?P<id>[0-9]+)'
_TEST = {
'url': 'https://video.esri.com/watch/4228',
'md5': '170b4d513c2466ed483c150a48384133',
'url': 'https://video.esri.com/watch/1124/arcgis-online-_dash_-developing-applications',
'md5': 'd4aaf1408b221f1b38227a9bbaeb95bc',
'info_dict': {
'id': '4228',
'id': '1124',
'ext': 'mp4',
'title': 'AppStudio for ArcGIS',
'title': 'ArcGIS Online - Developing Applications',
'description': 'Jeremy Bartley demonstrates how to develop applications with ArcGIS Online.',
'thumbnail': 're:^https?://.*\.jpg$',
'upload_date': '20150310',
'duration': 185,
'upload_date': '20120419',
}
}
def _real_extract(self, url):
video_id = self._match_id(url)
webpage = self._download_webpage(url, video_id)
title = self._html_search_regex(r'<h1>(.*?)</h1>', webpage, 'title')
upload_date_raw = self._search_regex(
r'http-equiv="last-modified" content="(.*)"',
webpage, 'upload date')
upload_date = unified_strdate(upload_date_raw)
settings_info = self._search_regex(
r'evPlayerSettings = {(.*?);\s*$',
webpage, 'settings info', flags=re.MULTILINE | re.DOTALL)
# thumbnail includes '_x' for large, also has {_m,_t,_s} or
# without size suffix returns full image
thumbnail_path = re.findall(
r'image\': \'(\/thumbs.*)\'',
settings_info)[0]
if thumbnail_path:
thumbnail = '/'.join(['http://video.esri.com', thumbnail_path])
# note that this misses the (exceedly rare) webm files
video_paths = re.findall(r'mp4:(.*)\'', settings_info)
# find possible http servers of the mp4 files (also has rtsp)
base_url = re.findall(
r'netstreambasepath\':\s\'(h.*)\'', settings_info)[0]
# these are the numbers used internally, but really map
# to other resolutions, e.g. 960 is 720p.
heights = [480, 720, 960]
videos_by_res = {}
for video_path in video_paths:
url = "{base_url}{video_path}".format(
base_url=base_url,
video_path=video_path)
filename, ext = os.path.splitext(video_path)
height_label = int(filename.split('_')[1])
videos_by_res[height_label] = {
'url': url,
'ext': ext[1:],
'protocol': 'http', # http-only supported currently
}
formats = []
for height in heights:
if height in videos_by_res:
formats.append(videos_by_res[height])
for width, height, content in re.findall(
r'(?s)<li><strong>(\d+)x(\d+):</strong>(.+?)</li>', webpage):
for video_url, ext, filesize in re.findall(
r'<a[^>]+href="([^"]+)">([^<]+)&nbsp;\(([^<]+)\)</a>', content):
formats.append({
'url': compat_urlparse.urljoin(url, video_url),
'ext': ext.lower(),
'format_id': '%s-%s' % (ext.lower(), height),
'width': int(width),
'height': int(height),
'filesize_approx': parse_filesize(filesize),
})
self._sort_formats(formats)
result = {
title = self._html_search_meta('title', webpage, 'title')
description = self._html_search_meta(
'description', webpage, 'description', fatal=False)
thumbnail = self._html_search_meta('thumbnail', webpage, 'thumbnail', fatal=False)
if thumbnail:
thumbnail = re.sub(r'_[st]\.jpg$', '_x.jpg', thumbnail)
duration = int_or_none(self._search_regex(
[r'var\s+videoSeconds\s*=\s*(\d+)', r"'duration'\s*:\s*(\d+)"],
webpage, 'duration', fatal=False))
upload_date = unified_strdate(self._html_search_meta(
'last-modified', webpage, 'upload date', fatal=None))
return {
'id': video_id,
'title': title,
'description': description,
'thumbnail': thumbnail,
'duration': duration,
'upload_date': upload_date,
'formats': formats,
'formats': formats
}
if thumbnail:
result['thumbnail'] = thumbnail
return result