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vaapidecodebin: Add property to disable VPP
Adding a new propery "disable-vpp", enabling it will prevent the insertion of vaapipostproc child element. This is helpful in debugging, specifically to narrow-down the vaapidecodebin/vaapipostproc related negotiation issues. No support for run-time disabling for now. https://bugzilla.gnome.org/show_bug.cgi?id=745901
This commit is contained in:
Sreerenj Balachandran
parent
d14a201699
commit
f1bc4f8461
2 changed files with 71 additions and 20 deletions
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@ -45,7 +45,8 @@ enum
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PROP_MAX_SIZE_BUFFERS,
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PROP_MAX_SIZE_BYTES,
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PROP_MAX_SIZE_TIME,
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PROP_DEINTERLACE_METHOD
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PROP_DEINTERLACE_METHOD,
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PROP_DISABLE_VPP
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};
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#define GST_VAAPI_DECODE_BIN_SURFACE_CAPS \
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@ -100,6 +101,33 @@ GST_STATIC_PAD_TEMPLATE ("src",
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G_DEFINE_TYPE (GstVaapiDecodeBin, gst_vaapi_decode_bin, GST_TYPE_BIN);
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/* Remove the vaapipostproc if already added and reset the ghost pad target */
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static void
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disable_vpp (GstVaapiDecodeBin *vaapidecbin)
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{
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GstPad *pad;
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GstStateChangeReturn ret;
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GstState state;
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/*Fixme: Add run-time disabling support */
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ret = gst_element_get_state (GST_ELEMENT (vaapidecbin), &state, NULL, GST_CLOCK_TIME_NONE);
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if (ret != GST_STATE_CHANGE_SUCCESS || state > GST_STATE_NULL) {
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GST_WARNING_OBJECT (vaapidecbin, "Failed to set disable-vpp property!,,"
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"No support for run-time disabling, Ignoring the user request to disable VPP.");
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return;
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}
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gst_element_set_state (vaapidecbin->postproc, GST_STATE_NULL);
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gst_bin_remove (GST_BIN (vaapidecbin), vaapidecbin->postproc);
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pad =
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gst_element_get_static_pad (GST_ELEMENT (vaapidecbin->queue),
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"src");
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gst_ghost_pad_set_target ((GstGhostPad *) vaapidecbin->ghost_pad_src,
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pad);
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gst_object_unref (pad);
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}
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static void
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gst_vaapi_decode_bin_set_property (GObject * object,
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guint prop_id, const GValue * value, GParamSpec * pspec)
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@ -127,6 +155,12 @@ gst_vaapi_decode_bin_set_property (GObject * object,
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g_object_set (G_OBJECT (vaapidecbin->postproc), "deinterlace-method",
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vaapidecbin->deinterlace_method, NULL);
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break;
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case PROP_DISABLE_VPP:
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vaapidecbin->disable_vpp = g_value_get_boolean (value);
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/* Remove the vaapipostpro */
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if (vaapidecbin->disable_vpp && vaapidecbin->postproc)
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disable_vpp (vaapidecbin);
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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break;
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@ -152,6 +186,9 @@ gst_vaapi_decode_bin_get_property (GObject * object,
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case PROP_DEINTERLACE_METHOD:
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g_value_set_enum (value, vaapidecbin->deinterlace_method);
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break;
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case PROP_DISABLE_VPP:
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g_value_set_boolean (value, vaapidecbin->disable_vpp);
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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break;
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@ -196,6 +233,11 @@ gst_vaapi_decode_bin_class_init (GstVaapiDecodeBinClass * klass)
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"Deinterlace method to use", GST_VAAPI_TYPE_DEINTERLACE_METHOD,
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DEFAULT_DEINTERLACE_METHOD,
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G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
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g_object_class_install_property (gobject_class, PROP_DISABLE_VPP,
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g_param_spec_boolean ("disable-vpp",
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"Disable VPP",
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"Disable Video Post Processing(No support for run time disabling)",
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FALSE, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
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gst_element_class_add_pad_template (element_class,
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gst_static_pad_template_get (&gst_vaapi_decode_bin_sink_factory));
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@ -225,32 +267,36 @@ gst_vaapi_decode_bin_configure (GstVaapiDecodeBin * vaapidecbin)
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missing_factory = "queue";
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goto error_element_missing;
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}
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/* create the postproc */
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vaapidecbin->postproc =
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gst_element_factory_make ("vaapipostproc", "vaapipostproc");
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if (!vaapidecbin->postproc) {
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missing_factory = "vaapipostproc";
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goto error_element_missing;
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}
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g_object_set (G_OBJECT (vaapidecbin->queue),
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"max-size-bytes", vaapidecbin->max_size_bytes,
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"max-size-buffers", vaapidecbin->max_size_buffers,
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"max-size-time", vaapidecbin->max_size_time, NULL);
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g_object_set (G_OBJECT (vaapidecbin->postproc),
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"deinterlace-method", vaapidecbin->deinterlace_method, NULL);
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gst_bin_add_many (GST_BIN (vaapidecbin),
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vaapidecbin->decoder, vaapidecbin->queue, vaapidecbin->postproc, NULL);
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vaapidecbin->decoder, vaapidecbin->queue, NULL);
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if (!gst_element_link_pads_full (vaapidecbin->decoder, "src",
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vaapidecbin->queue, "sink", GST_PAD_LINK_CHECK_NOTHING))
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goto error_link_pad;
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if (!gst_element_link_pads_full (vaapidecbin->queue, "src",
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vaapidecbin->postproc, "sink", GST_PAD_LINK_CHECK_NOTHING))
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goto error_link_pad;
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if (!vaapidecbin->disable_vpp) {
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/* create the postproc */
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vaapidecbin->postproc =
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gst_element_factory_make ("vaapipostproc", "vaapipostproc");
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if (!vaapidecbin->postproc) {
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missing_factory = "vaapipostproc";
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goto error_element_missing;
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}
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g_object_set (G_OBJECT (vaapidecbin->postproc),
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"deinterlace-method", vaapidecbin->deinterlace_method, NULL);
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gst_bin_add (GST_BIN (vaapidecbin), vaapidecbin->postproc);
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if (!gst_element_link_pads_full (vaapidecbin->queue, "src",
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vaapidecbin->postproc, "sink", GST_PAD_LINK_CHECK_NOTHING))
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goto error_link_pad;
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}
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return TRUE;
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@ -276,6 +322,7 @@ static void
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gst_vaapi_decode_bin_init (GstVaapiDecodeBin * vaapidecbin)
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{
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GstPad *element_pad, *ghost_pad;
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GstElement *src_element;
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if (!gst_vaapi_decode_bin_configure (vaapidecbin))
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return;
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@ -290,11 +337,12 @@ gst_vaapi_decode_bin_init (GstVaapiDecodeBin * vaapidecbin)
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gst_element_add_pad (GST_ELEMENT (vaapidecbin), ghost_pad);
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/* create ghost pad src */
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element_pad =
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gst_element_get_static_pad (GST_ELEMENT (vaapidecbin->postproc), "src");
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ghost_pad =
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gst_ghost_pad_new_from_template ("src", element_pad,
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GST_PAD_PAD_TEMPLATE (element_pad));
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src_element =
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vaapidecbin->disable_vpp ? vaapidecbin->queue : vaapidecbin->postproc;
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element_pad = gst_element_get_static_pad (GST_ELEMENT (src_element), "src");
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ghost_pad = gst_ghost_pad_new ("src", element_pad);
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vaapidecbin->ghost_pad_src = ghost_pad;
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gst_object_unref (element_pad);
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gst_element_add_pad (GST_ELEMENT (vaapidecbin), ghost_pad);
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}
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@ -47,11 +47,14 @@ typedef struct _GstVaapiDecodeBin {
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GstElement *queue;
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GstElement *postproc;
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GstPad *ghost_pad_src;
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/* properties */
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guint max_size_buffers;
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guint max_size_bytes;
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guint64 max_size_time;
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GstVaapiDeinterlaceMethod deinterlace_method;
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gboolean disable_vpp;
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} GstVaapiDecodeBin;
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