BUG MP4 decoder video frames

Tim Müller tim at centricular.com
Mon Jun 23 04:03:20 PDT 2014

On Sun, 2014-06-22 at 18:43 -0700, kub0x wrote:


> I'm using version of Gstreamer for developing a complete media suite
> for Windows. I've added recently the d3dvideosink plugin
> (libgstd3dvideosink.dll) in order to avoid performance loss when decoding
> video frames. What I do is too hook DirectX9 API so I can send the
> BackBuffer to my render application. No problem here.
> Problem comes when another developer of the project runs the Application and
> plays a MP4 video file. It has told me that video frames are displayed with
> a strange green background.
> So, I told him to run gst-launch with playbin plugin in order to know if the
> problem was mine or not. With gst-launch and playbin the same problem
> happened, the decoded video frames where mixed with a weird green
> background. It sounds like it's a Gstreamer Bug when treating with MP4 video
> files. Can anyone confirm this?

Is this with an NVIDIA graphics card by any chance?

It's best to file a bug in bugzilla about this (although there is
already one if this is nvidia-related).


> Here's the command that causes this weird behaviour:
> gst-launch-1.0 -vvvv playbin uri=file:///C:\users\xxxx\videos\sample.mp4
> Here's a screenshot leaving the proof of green background in video frames:
> http://oi57.tinypic.com/ruu2bk.jpg
> This command was tested on:
> OS: Windows 7 Ultimate SP 1 x64
> Graphics Card Device Driver: Nvidia GT 630 version de controlador
> device driver
> --
> View this message in context: http://gstreamer-devel.966125.n4.nabble.com/BUG-MP4-decoder-video-frames-tp4667613.html
> Sent from the GStreamer-devel mailing list archive at Nabble.com.
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Tim Müller, Centricular Ltd - http://www.centricular.com

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