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display: query for supported display attributes.

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Signed-off-by: Gwenole Beauchesne <gwenole.beauchesne@intel.com>
This commit is contained in:
Yan Yin 2012-07-31 18:24:14 +08:00 committed by Gwenole Beauchesne
parent a72d10ca0e
commit 8bd3070c51
1 changed files with 17 additions and 0 deletions
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17
gst-libs/gst/vaapi/gstvaapidisplay.c
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@ -400,6 +400,7 @@ gst_vaapi_display_create(GstVaapiDisplay *display)
GstVaapiDisplayPrivate * const priv = display->priv;
GstVaapiDisplayCache *cache;
gboolean has_errors = TRUE;
VADisplayAttribute *display_attrs = NULL;
VAProfile *profiles = NULL;
VAEntrypoint *entrypoints = NULL;
VAImageFormat *formats = NULL;
@ -505,6 +506,21 @@ gst_vaapi_display_create(GstVaapiDisplay *display)
}
append_h263_config(priv->decoders);
/* VA display attributes */
display_attrs =
g_new(VADisplayAttribute, vaMaxNumDisplayAttributes(priv->display));
if (!display_attrs)
goto end;
n = 0; /* XXX: workaround old GMA500 bug */
status = vaQueryDisplayAttributes(priv->display, display_attrs, &n);
if (!vaapi_check_status(status, "vaQueryDisplayAttributes()"))
goto end;
GST_DEBUG("%d display attributes", n);
for (i = 0; i < n; i++)
GST_DEBUG(" %s", string_of_VADisplayAttributeType(display_attrs[i].type));
/* VA image formats */
formats = g_new(VAImageFormat, vaMaxNumImageFormats(priv->display));
if (!formats)
@ -552,6 +568,7 @@ gst_vaapi_display_create(GstVaapiDisplay *display)
has_errors = FALSE;
end:
g_free(display_attrs);
g_free(profiles);
g_free(entrypoints);
g_free(formats);