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v4l2src: fix pads, so that they are subset of template caps

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Do not add w=0 | h=0. When we can't get a framerate add fraction range.
This commit is contained in:
Stefan Kost 2009-03-06 21:56:26 +02:00
parent 636cd65ebf
commit f86b485f3b
1 changed files with 9 additions and 4 deletions
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13
sys/v4l2/v4l2src_calls.c
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@ -749,6 +749,9 @@ return_data:
* value */
gst_structure_set_value (s, "framerate", &rates);
g_value_unset (&rates);
} else {
gst_structure_set (s, "framerate", GST_TYPE_FRACTION_RANGE, 0, 1, 100, 1,
NULL);
}
return s;
@ -817,11 +820,13 @@ gst_v4l2src_probe_caps_for_format (GstV4l2Src * v4l2src, guint32 pixelformat,
w = MIN (size.discrete.width, G_MAXINT);
h = MIN (size.discrete.height, G_MAXINT);
tmp = gst_v4l2src_probe_caps_for_format_and_size (v4l2src, pixelformat,
w, h, template);
if (w && h) {
tmp = gst_v4l2src_probe_caps_for_format_and_size (v4l2src, pixelformat,
w, h, template);
if (tmp)
results = g_list_prepend (results, tmp);
if (tmp)
results = g_list_prepend (results, tmp);
}
size.index++;
} while (v4l2_ioctl (fd, VIDIOC_ENUM_FRAMESIZES, &size) >= 0);