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videotestsrc: Publish multiview-mode info in the caps

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Don't allow downstream to accidentally pretend that
the output is anything than a mono or single-eye
left/right view.

https://bugzilla.gnome.org/show_bug.cgi?id=776172
This commit is contained in:
Jan Schmidt 2017-03-16 11:27:47 +11:00
parent ce9bac465a
commit 97001a886a
1 changed files with 14 additions and 2 deletions
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16
gst/videotestsrc/gstvideotestsrc.c
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@ -86,11 +86,14 @@ enum
};
#define VTS_VIDEO_CAPS GST_VIDEO_CAPS_MAKE (GST_VIDEO_FORMATS_ALL) ";" \
#define VTS_VIDEO_CAPS GST_VIDEO_CAPS_MAKE (GST_VIDEO_FORMATS_ALL) "," \
"multiview-mode = { mono, left, right }" \
";" \
"video/x-bayer, format=(string) { bggr, rggb, grbg, gbrg }, " \
"width = " GST_VIDEO_SIZE_RANGE ", " \
"height = " GST_VIDEO_SIZE_RANGE ", " \
"framerate = " GST_VIDEO_FPS_RANGE
"framerate = " GST_VIDEO_FPS_RANGE ", " \
"multiview-mode = { mono, left, right }"
static GstStaticPadTemplate gst_video_test_src_template =
@ -491,6 +494,15 @@ gst_video_test_src_src_fixate (GstBaseSrc * bsrc, GstCaps * caps)
gst_structure_set (structure, "interlace-mode", G_TYPE_STRING,
"progressive", NULL);
if (gst_structure_has_field (structure, "multiview-mode"))
gst_structure_fixate_field_string (structure, "multiview-mode",
gst_video_multiview_mode_to_caps_string
(GST_VIDEO_MULTIVIEW_MODE_MONO));
else
gst_structure_set (structure, "multiview-mode", G_TYPE_STRING,
gst_video_multiview_mode_to_caps_string (GST_VIDEO_MULTIVIEW_MODE_MONO),
NULL);
caps = GST_BASE_SRC_CLASS (parent_class)->fixate (bsrc, caps);
return caps;