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vaapisink: automatically detect overlay rendering mode.

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Retain the VA surface until another surface is to be displayed only
if VA display rendering mode is determined to be "overlay" mode.
This commit is contained in:
Gwenole Beauchesne 2012-08-27 18:34:27 +03:00
parent e36fb69ef9
commit 0ef393c6af
2 changed files with 10 additions and 1 deletions
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10
gst/vaapi/gstvaapisink.c
View file

@ -298,6 +298,7 @@ static inline gboolean
gst_vaapisink_ensure_display(GstVaapiSink *sink)
{
GstVaapiDisplayType display_type;
GstVaapiRenderMode render_mode;
if (!gst_vaapi_ensure_display(sink, sink->display_type, &sink->display))
return FALSE;
@ -307,6 +308,11 @@ gst_vaapisink_ensure_display(GstVaapiSink *sink)
GST_INFO("created %s %p", get_display_type_name(display_type),
sink->display);
sink->display_type = display_type;
sink->use_overlay =
gst_vaapi_display_get_render_mode(sink->display, &render_mode) &&
render_mode == GST_VAAPI_RENDER_MODE_OVERLAY;
GST_DEBUG("use %s rendering mode", sink->use_overlay ? "overlay" : "texture");
}
return TRUE;
}
@ -778,7 +784,8 @@ gst_vaapisink_show_frame(GstBaseSink *base_sink, GstBuffer *buffer)
return GST_FLOW_UNEXPECTED;
/* Retain VA surface until the next one is displayed */
gst_buffer_replace(&sink->video_buffer, buffer);
if (sink->use_overlay)
gst_buffer_replace(&sink->video_buffer, buffer);
return GST_FLOW_OK;
}
@ -955,4 +962,5 @@ gst_vaapisink_init(GstVaapiSink *sink)
sink->synchronous = FALSE;
sink->display_type = DEFAULT_DISPLAY_TYPE;
sink->use_reflection = FALSE;
sink->use_overlay = FALSE;
}

1
gst/vaapi/gstvaapisink.h
View file

@ -84,6 +84,7 @@ struct _GstVaapiSink {
guint fullscreen : 1;
guint synchronous : 1;
guint use_reflection : 1;
guint use_overlay : 1;
};
struct _GstVaapiSinkClass {