From 485047854376465f95309daad4966971f56728ef Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Sergey=20M=E2=80=A4?= <dstftw@gmail.com>
Date: Tue, 15 Aug 2017 23:58:00 +0700
Subject: [PATCH] [extractor/common] Add support for float durations in
 _parse_mpd_formats (closes #13919)

---
 test/test_InfoExtractor.py           | 86 ++++++++++++++++++++++++++++
 test/testdata/mpd/float_duration.mpd | 18 ++++++
 youtube_dl/extractor/common.py       |  2 +-
 3 files changed, 105 insertions(+), 1 deletion(-)
 create mode 100644 test/testdata/mpd/float_duration.mpd

diff --git a/test/test_InfoExtractor.py b/test/test_InfoExtractor.py
index 6f52e11f7..f18a823fc 100644
--- a/test/test_InfoExtractor.py
+++ b/test/test_InfoExtractor.py
@@ -10,6 +10,7 @@ import unittest
 sys.path.insert(0, os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
 
 from test.helper import FakeYDL, expect_dict, expect_value
+from youtube_dl.compat import compat_etree_fromstring
 from youtube_dl.extractor.common import InfoExtractor
 from youtube_dl.extractor import YoutubeIE, get_info_extractor
 from youtube_dl.utils import encode_data_uri, strip_jsonp, ExtractorError, RegexNotFoundError
@@ -488,6 +489,91 @@ jwplayer("mediaplayer").setup({"abouttext":"Visit Indie DB","aboutlink":"http:\/
                 self.ie._sort_formats(formats)
                 expect_value(self, formats, expected_formats, None)
 
+    def test_parse_mpd_formats(self):
+        _TEST_CASES = [
+            (
+                # https://github.com/rg3/youtube-dl/issues/13919
+                'float_duration',
+                'http://unknown/manifest.mpd',
+                [{
+                    'manifest_url': 'http://unknown/manifest.mpd',
+                    'ext': 'mp4',
+                    'format_id': '318597',
+                    'format_note': 'DASH video',
+                    'protocol': 'http_dash_segments',
+                    'acodec': 'none',
+                    'vcodec': 'avc1.42001f',
+                    'tbr': 318.597,
+                    'width': 340,
+                    'height': 192,
+                }, {
+                    'manifest_url': 'http://unknown/manifest.mpd',
+                    'ext': 'mp4',
+                    'format_id': '638590',
+                    'format_note': 'DASH video',
+                    'protocol': 'http_dash_segments',
+                    'acodec': 'none',
+                    'vcodec': 'avc1.42001f',
+                    'tbr': 638.59,
+                    'width': 512,
+                    'height': 288,
+                }, {
+                    'manifest_url': 'http://unknown/manifest.mpd',
+                    'ext': 'mp4',
+                    'format_id': '1022565',
+                    'format_note': 'DASH video',
+                    'protocol': 'http_dash_segments',
+                    'acodec': 'none',
+                    'vcodec': 'avc1.4d001f',
+                    'tbr': 1022.565,
+                    'width': 688,
+                    'height': 384,
+                }, {
+                    'manifest_url': 'http://unknown/manifest.mpd',
+                    'ext': 'mp4',
+                    'format_id': '2046506',
+                    'format_note': 'DASH video',
+                    'protocol': 'http_dash_segments',
+                    'acodec': 'none',
+                    'vcodec': 'avc1.4d001f',
+                    'tbr': 2046.506,
+                    'width': 1024,
+                    'height': 576,
+                }, {
+                    'manifest_url': 'http://unknown/manifest.mpd',
+                    'ext': 'mp4',
+                    'format_id': '3998017',
+                    'format_note': 'DASH video',
+                    'protocol': 'http_dash_segments',
+                    'acodec': 'none',
+                    'vcodec': 'avc1.640029',
+                    'tbr': 3998.017,
+                    'width': 1280,
+                    'height': 720,
+                }, {
+                    'manifest_url': 'http://unknown/manifest.mpd',
+                    'ext': 'mp4',
+                    'format_id': '5997485',
+                    'format_note': 'DASH video',
+                    'protocol': 'http_dash_segments',
+                    'acodec': 'none',
+                    'vcodec': 'avc1.640032',
+                    'tbr': 5997.485,
+                    'width': 1920,
+                    'height': 1080,
+                }]
+            ),
+        ]
+
+        for mpd_file, mpd_url, expected_formats in _TEST_CASES:
+            with io.open('./test/testdata/mpd/%s.mpd' % mpd_file,
+                         mode='r', encoding='utf-8') as f:
+                formats = self.ie._parse_mpd_formats(
+                    compat_etree_fromstring(f.read().encode('utf-8')),
+                    mpd_url=mpd_url)
+                self.ie._sort_formats(formats)
+                expect_value(self, formats, expected_formats, None)
+
 
 if __name__ == '__main__':
     unittest.main()
diff --git a/test/testdata/mpd/float_duration.mpd b/test/testdata/mpd/float_duration.mpd
new file mode 100644
index 000000000..8dc1d2d5e
--- /dev/null
+++ b/test/testdata/mpd/float_duration.mpd
@@ -0,0 +1,18 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<MPD xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="urn:mpeg:dash:schema:mpd:2011" type="static" minBufferTime="PT2S" profiles="urn:mpeg:dash:profile:isoff-on-demand:2011" mediaPresentationDuration="PT6014S">
+	<Period bitstreamSwitching="true">
+		<AdaptationSet mimeType="audio/mp4" codecs="mp4a.40.2" startWithSAP="1" segmentAlignment="true">
+			<SegmentTemplate timescale="1000000" presentationTimeOffset="0" initialization="ai_$RepresentationID$.mp4d" media="a_$RepresentationID$_$Number$.mp4d" duration="2000000.0" startNumber="0"></SegmentTemplate>
+			<Representation id="318597" bandwidth="61587"></Representation>
+		</AdaptationSet>
+		<AdaptationSet mimeType="video/mp4" startWithSAP="1" segmentAlignment="true">
+			<SegmentTemplate timescale="1000000" presentationTimeOffset="0" initialization="vi_$RepresentationID$.mp4d" media="v_$RepresentationID$_$Number$.mp4d" duration="2000000.0" startNumber="0"></SegmentTemplate>
+			<Representation id="318597" codecs="avc1.42001f" width="340" height="192" bandwidth="318597"></Representation>
+			<Representation id="638590" codecs="avc1.42001f" width="512" height="288" bandwidth="638590"></Representation>
+			<Representation id="1022565" codecs="avc1.4d001f" width="688" height="384" bandwidth="1022565"></Representation>
+			<Representation id="2046506" codecs="avc1.4d001f" width="1024" height="576" bandwidth="2046506"></Representation>
+			<Representation id="3998017" codecs="avc1.640029" width="1280" height="720" bandwidth="3998017"></Representation>
+			<Representation id="5997485" codecs="avc1.640032" width="1920" height="1080" bandwidth="5997485"></Representation>
+		</AdaptationSet>
+	</Period>
+</MPD>
\ No newline at end of file
diff --git a/youtube_dl/extractor/common.py b/youtube_dl/extractor/common.py
index 7fe888462..e747258aa 100644
--- a/youtube_dl/extractor/common.py
+++ b/youtube_dl/extractor/common.py
@@ -1786,7 +1786,7 @@ class InfoExtractor(object):
                     ms_info['timescale'] = int(timescale)
                 segment_duration = source.get('duration')
                 if segment_duration:
-                    ms_info['segment_duration'] = int(segment_duration)
+                    ms_info['segment_duration'] = float(segment_duration)
 
             def extract_Initialization(source):
                 initialization = source.find(_add_ns('Initialization'))