Tests failed

[Kiril Angov]

PHP 5.2.4
ffmpeg-php-0.5.2.1
ffmpeg-trunk

=====================================================================
FAILED TEST SUMMARY
---------------------------------------------------------------------
ffmpeg getAudioBitRate test [tests/getAudioBitRate.phpt]
ffmpeg getAudioChannels test [tests/getAudioChannels.phpt]
ffmpeg getAudioCodec test [tests/getAudioCodec.phpt]
ffmpeg getAudioSampleRate test [tests/getAudioSampleRate.phpt]
ffmpeg getBitRate test [tests/getBitRate.phpt]
ffmpeg getDuration test [tests/getDuration.phpt]
ffmpeg getFileName test [tests/getFileName.phpt]
ffmpeg getFrameCount test [tests/getFrameCount.phpt]
ffmpeg getFrameHeight test [tests/getFrameHeight.phpt]
ffmpeg getFrameNumber test [tests/getFrameNumber.phpt]
ffmpeg getFrameRate test [tests/getFrameRate.phpt]
ffmpeg getFrameWidth test [tests/getFrameWidth.phpt]
ffmpeg getID3Info() test [tests/getID3Info.phpt]
ffmpeg getPixelAspectRatio test [tests/getPixelAspectRatio.phpt]
ffmpeg getPixelFormat test [tests/getPixelFormat.phpt]
ffmpeg getVideoBitRate test [tests/getVideoBitRate.phpt]
ffmpeg getVideoCodec test [tests/getVideoCodec.phpt]
ffmpeg hasAudio test [tests/hasAudio.phpt]
ffmpeg persistent movie test [tests/persistentMovie.phpt]

What can be the problem. What else can I provide for debugging this.
(If I write a php script, it still failed to return the duration for
example, so the tests are failing for a reason.)

Regards,
Kiril