[Webkit-unassigned] [Bug 77089] [GStreamer] 0.11 support in MediaPlayerPrivateGStreamer

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=77089


Philippe Normand <pnormand at igalia.com> changed:

           What    |Removed                     |Added
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                 CC|                            |slomo at circular-chaos.org




--- Comment #8 from Philippe Normand <pnormand at igalia.com>  2012-02-15 07:10:40 PST ---
(In reply to comment #4)
> > Source/WebCore/platform/graphics/gstreamer/MediaPlayerPrivateGStreamer.cpp:1802
> > +    GstElement* videoConvert = gst_element_factory_make("videoconvert", 0);
> 
> Why is this necessary in 1.0 only?

I've actually tried to remove this videoconvert element but I now get a warning from basetransform


:00:00.524129217 31921  0x9f8a000 DEBUG          basetransform gstbasetransform.c:527:gst_base_transform_transform_caps:<identity> to: video/x-raw, format=(string)I420, width=(int)352, height=(int)288, pixel-aspect-ratio=(fraction)1/1, interlace-mode=(string)progressive, chroma-site=(string)jpeg, colorimetry=(string)bt601, framerate=(fraction)30/1
0:00:00.524214702 31921  0x9f8a000 DEBUG          basetransform gstbasetransform.c:977:gst_base_transform_find_transform:<identity> intersecting against padtemplate ANY
0:00:00.524267991 31921  0x9f8a000 DEBUG          basetransform gstbasetransform.c:1051:gst_base_transform_find_transform: have fixed caps video/x-raw, format=(string)I420, width=(int)352, height=(int)288, pixel-aspect-ratio=(fraction)1/1, interlace-mode=(string)progressive, chroma-site=(string)jpeg, colorimetry=(string)bt601, framerate=(fraction)30/1
0:00:00.524344258 31921  0x9f8a000 DEBUG          basetransform gstbasetransform.c:1060:gst_base_transform_find_transform:<identity> calling fixate_caps for video/x-raw, format=(string)I420, width=(int)352, height=(int)288, pixel-aspect-ratio=(fraction)1/1, interlace-mode=(string)progressive, chroma-site=(string)jpeg, colorimetry=(string)bt601, framerate=(fraction)30/1 using caps video/x-raw, format=(string)I420, width=(int)352, height=(int)288, pixel-aspect-ratio=(fraction)1/1, interlace-mode=(string)progressive, chroma-site=(string)jpeg, colorimetry=(string)bt601, framerate=(fraction)30/1 on pad identity:src
0:00:00.524459286 31921  0x9f8a000 DEBUG          basetransform gstbasetransform.c:927:gst_base_transform_default_fixate:<identity> using default caps fixate function
0:00:00.524500772 31921  0x9f8a000 DEBUG          basetransform gstbasetransform.c:1065:gst_base_transform_find_transform:<identity> after fixating video/x-raw, format=(string)I420, width=(int)352, height=(int)288, pixel-aspect-ratio=(fraction)1/1, interlace-mode=(string)progressive, chroma-site=(string)jpeg, colorimetry=(string)bt601, framerate=(fraction)30/1
0:00:00.524648417 31921  0x9f8a000 DEBUG          basetransform gstbasetransform.c:1106:gst_base_transform_find_transform:<identity> FAILED to get peer of <identity:src> to accept video/x-raw, format=(string)I420, width=(int)352, height=(int)288, pixel-aspect-ratio=(fraction)1/1, interlace-mode=(string)progressive, chroma-site=(string)jpeg, colorimetry=(string)bt601, framerate=(fraction)30/1
0:00:00.524736626 31921  0x9f8a000 WARN           basetransform gstbasetransform.c:1280:gst_base_transform_setcaps:<identity> transform could not transform video/x-raw, format=(string)I420, width=(int)352, height=(int)288, pixel-aspect-ratio=(fraction)1/1, interlace-mode=(string)progressive, chroma-site=(string)jpeg, colorimetry=(string)bt601, framerate=(fraction)30/1 in anything we support

If I add videoconvert some caps fields like colorimetry and chroma-site get removed from the caps before the video-sink.

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