D5417: add an extractor using qtmultimedia

[David Faure]

dfaure added a comment.


  This test seems to fail depending on how QtMultimedia was built. See failure from the flaska CI, below. Can something be done to detect this?
  
  2017-12-01 19:31:03,939 [output] ********* Start testing of QtMultimediaExtractorTest *********
  2017-12-01 19:31:03,939 [output] Config: Using QtTest library 5.7.1, Qt 5.7.1 (x86_64-little_endian-lp64 shared (dynamic) debug build; by Clang 3.8.0 (tags/RELEASE_380/final))
  2017-12-01 19:31:03,939 [output] PASS   : QtMultimediaExtractorTest::initTestCase()
  2017-12-01 19:31:03,939 [output] QWARN  : QtMultimediaExtractorTest::test() Warning: "No decoder available for type 'audio/x-opus'."
  2017-12-01 19:31:03,939 [output] FAIL!  : QtMultimediaExtractorTest::test() Compared values are not the same
  2017-12-01 19:31:03,940 [output]    Actual   (resultOpus.types().size()): 0
  2017-12-01 19:31:03,940 [output]    Expected (1)                        : 1
  2017-12-01 19:31:03,940 [output]    Loc: [/home/turbo-hipster/git/d4acdd80bf40/kfilemetadata/autotests/qtmultimediaextractortest.cpp(46)]
  2017-12-01 19:31:03,940 [output] QWARN  : QtMultimediaExtractorTest::test() Error: "Your GStreamer installation is missing a plug-in."
  2017-12-01 19:31:03,940 [output] QFATAL : QtMultimediaExtractorTest::test() ASSERT failure in QCoreApplication::sendEvent: "Cannot send events to objects owned by a different thread. Current thread 23cc340. Receiver '' (of type 'QGstreamerPlayerSession') was created in thread 2406498", file kernel/qcoreapplication.cpp, line 541
  2017-12-01 19:31:03,940 [output] FAIL!  : QtMultimediaExtractorTest::test() Received a fatal error.
  2017-12-01 19:31:03,940 [output]    Loc: [Unknown file(0)]
  2017-12-01 19:31:03,940 [output] Totals: 1 passed, 2 failed, 0 skipped, 0 blacklisted, 20713ms
  2017-12-01 19:31:03,941 [output] ********* Finished testing of QtMultimediaExtractorTest *********
  
  http://ci-logs.kde.flaska.net/6c/6c9111a952fb7c70c864b663d25080e418a0222c/rebuilddep/rebuilddep-kf5-qt57-clang-el7/f7f590a/shell_output.log

REPOSITORY
  R286 KFileMetaData

REVISION DETAIL
  https://phabricator.kde.org/D5417

To: mgallien, #frameworks, dfaure
Cc: dfaure, #frameworks
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