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New base class for vdpau decoders * mpeg2 ported and activated * h264 ported but deactivated * Uses GstMpegVideo meta
1289 lines
35 KiB
C
1289 lines
35 KiB
C
/*
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* GStreamer
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* Copyright (C) 2009 Carl-Anton Ingmarsson <ca.ingmarsson@gmail.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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/**
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* SECTION:element-vdpauvideopostprocess
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*
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* FIXME:Describe vdpaumpegdec here.
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*
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* <refsect2>
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* <title>Example launch line</title>
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* |[
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* gst-launch -v -m fakesrc ! vdpauvideopostprocess ! fakesink silent=TRUE
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* ]|
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* </refsect2>
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*/
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/*
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* TODO:
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* + add support for more postprocessing options
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* + mixing videos. (This should perhaps be done in a separate element based on
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* VdpOutputSurface)
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*/
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#include <gst/gst.h>
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#include "gstvdpoutputbuffer.h"
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#include "gstvdpvideopostprocess.h"
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GST_DEBUG_CATEGORY_STATIC (gst_vdp_vpp_debug);
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#define GST_CAT_DEFAULT gst_vdp_vpp_debug
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/* Filter signals and args */
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enum
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{
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/* FILL ME */
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LAST_SIGNAL
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};
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enum
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{
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PROP_0,
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PROP_DISPLAY,
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PROP_FORCE_ASPECT_RATIO,
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PROP_DEINTERLACE_MODE,
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PROP_DEINTERLACE_METHOD,
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PROP_NOISE_REDUCTION,
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PROP_SHARPENING,
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PROP_INVERSE_TELECINE
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};
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G_DEFINE_TYPE (GstVdpVideoPostProcess, gst_vdp_vpp, GST_TYPE_ELEMENT);
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static void gst_vdp_vpp_finalize (GObject * object);
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#define GST_TYPE_VDP_DEINTERLACE_METHODS (gst_vdp_deinterlace_methods_get_type ())
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static GType
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gst_vdp_deinterlace_methods_get_type (void)
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{
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static GType deinterlace_methods_type = 0;
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static const GEnumValue methods_types[] = {
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{GST_VDP_DEINTERLACE_METHOD_BOB,
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"Vertically scale a single field to the size of a single frame.",
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"bob"},
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{GST_VDP_DEINTERLACE_METHOD_TEMPORAL, "Motion Adaptive: Simple Detection",
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"temporal"},
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{GST_VDP_DEINTERLACE_METHOD_TEMPORAL_SPATIAL,
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"Motion Adaptive: Advanced Detection", "temporal-spatial"},
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{0, NULL, NULL},
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};
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if (!deinterlace_methods_type) {
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deinterlace_methods_type =
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g_enum_register_static ("GstVdpDeinterlaceMethods", methods_types);
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}
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return deinterlace_methods_type;
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}
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#define GST_TYPE_VDP_DEINTERLACE_MODES (gst_vdp_deinterlace_modes_get_type ())
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static GType
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gst_vdp_deinterlace_modes_get_type (void)
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{
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static GType deinterlace_modes_type = 0;
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static const GEnumValue modes_types[] = {
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{GST_VDP_DEINTERLACE_MODE_AUTO, "Auto detection", "auto"},
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{GST_VDP_DEINTERLACE_MODE_INTERLACED, "Enfore deinterlacing", "interlaced"},
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{GST_VDP_DEINTERLACE_MODE_DISABLED, "Run in passthrough mode", "disabled"},
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{0, NULL, NULL},
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};
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if (!deinterlace_modes_type) {
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deinterlace_modes_type =
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g_enum_register_static ("GstVdpDeinterlaceModes", modes_types);
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}
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return deinterlace_modes_type;
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}
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static void
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gst_vdp_vpp_set_attribute_float (GstVdpVideoPostProcess * vpp,
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VdpVideoMixerAttribute attribute, gfloat value)
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{
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VdpVideoMixerAttribute attributes[1];
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const void *attribute_values[1];
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VdpStatus status;
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attributes[0] = attribute;
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attribute_values[0] = &value;
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status =
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vpp->device->vdp_video_mixer_set_attribute_values (vpp->mixer, 1,
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attributes, attribute_values);
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if (status != VDP_STATUS_OK) {
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GST_WARNING_OBJECT (vpp,
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"Couldn't set noise reduction level on mixer, "
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"error returned from vdpau was: %s",
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vpp->device->vdp_get_error_string (status));
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}
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}
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static void
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gst_vdp_vpp_activate_feature (GstVdpVideoPostProcess * vpp,
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VdpVideoMixerFeature feature, gboolean activate)
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{
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VdpVideoMixerFeature features[1];
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VdpBool enable[1];
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VdpStatus status;
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features[0] = feature;
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if (activate)
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enable[0] = VDP_TRUE;
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else
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enable[0] = VDP_FALSE;
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status =
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vpp->device->vdp_video_mixer_set_feature_enables (vpp->mixer, 1,
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features, enable);
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if (status != VDP_STATUS_OK) {
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GST_WARNING_OBJECT (vpp, "Couldn't set deinterlace method on mixer, "
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"error returned from vdpau was: %s",
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vpp->device->vdp_get_error_string (status));
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}
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}
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static VdpVideoMixerFeature
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gst_vdp_feature_from_deinterlace_method (GstVdpDeinterlaceMethods method)
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{
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gint i;
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VdpVideoMixerFeature feature = 0;
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typedef struct
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{
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GstVdpDeinterlaceMethods method;
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VdpVideoMixerFeature feature;
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} VdpDeinterlaceMethod;
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static const VdpDeinterlaceMethod deinterlace_methods[] = {
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{GST_VDP_DEINTERLACE_METHOD_TEMPORAL,
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VDP_VIDEO_MIXER_FEATURE_DEINTERLACE_TEMPORAL},
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{GST_VDP_DEINTERLACE_METHOD_TEMPORAL_SPATIAL,
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VDP_VIDEO_MIXER_FEATURE_DEINTERLACE_TEMPORAL_SPATIAL}
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};
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for (i = 0; i < G_N_ELEMENTS (deinterlace_methods); i++) {
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if (deinterlace_methods[i].method == method) {
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feature = deinterlace_methods[i].feature;
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break;
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}
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}
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return feature;
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}
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static void
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gst_vdp_vpp_activate_deinterlace_method (GstVdpVideoPostProcess * vpp,
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GstVdpDeinterlaceMethods method, gboolean activate)
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{
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gst_vdp_vpp_activate_feature (vpp,
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gst_vdp_feature_from_deinterlace_method (method), activate);
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}
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static void
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gst_vdp_picture_clear (GstVdpPicture pic)
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{
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if (pic.buf) {
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gst_buffer_unref (GST_BUFFER (pic.buf));
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pic.buf = NULL;
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}
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}
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static gboolean
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gst_vdp_vpp_is_interlaced (GstVdpVideoPostProcess * vpp)
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{
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if (vpp->mode == GST_VDP_DEINTERLACE_MODE_INTERLACED)
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return TRUE;
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if (vpp->mode == GST_VDP_DEINTERLACE_MODE_AUTO && vpp->interlaced)
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return TRUE;
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return FALSE;
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}
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static guint
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gst_vdp_vpp_get_required_pictures (GstVdpVideoPostProcess * vpp)
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{
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guint ret;
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if (vpp->noise_reduction != 0.0)
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return 2;
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if (!gst_vdp_vpp_is_interlaced (vpp))
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return 1;
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switch (vpp->method) {
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case GST_VDP_DEINTERLACE_METHOD_BOB:
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ret = 1;
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break;
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case GST_VDP_DEINTERLACE_METHOD_TEMPORAL:
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case GST_VDP_DEINTERLACE_METHOD_TEMPORAL_SPATIAL:
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ret = 2;
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break;
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default:
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g_assert_not_reached ();
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break;
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}
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return ret;
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}
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static gboolean
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gst_vdp_vpp_get_next_picture (GstVdpVideoPostProcess * vpp,
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GstVdpPicture * current_pic,
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guint32 * video_surfaces_past_count, VdpVideoSurface * video_surfaces_past,
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guint32 * video_surfaces_future_count,
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VdpVideoSurface * video_surfaces_future)
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{
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gint i;
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gint required_pictures;
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required_pictures = gst_vdp_vpp_get_required_pictures (vpp);
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if (vpp->n_future_pictures < required_pictures)
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return FALSE;
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*current_pic = vpp->future_pictures[0];
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for (i = 0; i < vpp->n_future_pictures - 1; i++) {
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vpp->future_pictures[i] = vpp->future_pictures[i + 1];
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}
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vpp->future_pictures[vpp->n_future_pictures - 1].buf = NULL;
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vpp->n_future_pictures--;
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*video_surfaces_future_count = vpp->n_future_pictures;
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for (i = 0; i < vpp->n_future_pictures; i++)
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video_surfaces_future[i] = vpp->future_pictures[i].buf->surface;
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*video_surfaces_past_count = vpp->n_past_pictures;
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for (i = 0; i < vpp->n_past_pictures; i++)
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video_surfaces_past[i] = vpp->past_pictures[i].buf->surface;
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if (vpp->n_past_pictures == MAX_PICTURES) {
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gst_vdp_picture_clear (vpp->past_pictures[MAX_PICTURES - 1]);
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vpp->n_past_pictures--;
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}
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/* move every picture upwards one step in the array */
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for (i = vpp->n_past_pictures; i > 0; i--) {
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vpp->past_pictures[i] = vpp->past_pictures[i - 1];
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}
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/* add the picture to the past surfaces */
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vpp->past_pictures[0] = *current_pic;
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vpp->n_past_pictures++;
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return TRUE;
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}
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static void
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gst_vdp_vpp_add_buffer (GstVdpVideoPostProcess * vpp, GstVdpVideoBuffer * buf)
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{
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gboolean repeated;
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gboolean tff;
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gboolean onefield;
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GstVdpPicture pic1, pic2;
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if (!gst_vdp_vpp_is_interlaced (vpp)) {
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pic1.buf = buf;
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pic1.structure = VDP_VIDEO_MIXER_PICTURE_STRUCTURE_FRAME;
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pic1.timestamp = GST_BUFFER_TIMESTAMP (buf);
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vpp->future_pictures[vpp->n_future_pictures++] = pic1;
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return;
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}
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repeated = GST_BUFFER_FLAG_IS_SET (buf, GST_VIDEO_BUFFER_RFF);
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tff = GST_BUFFER_FLAG_IS_SET (buf, GST_VIDEO_BUFFER_TFF);
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onefield = GST_BUFFER_FLAG_IS_SET (buf, GST_VIDEO_BUFFER_ONEFIELD);
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pic1.buf = buf;
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pic2.buf = (GstVdpVideoBuffer *) gst_buffer_ref (GST_BUFFER (buf));
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if (tff) {
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pic1.structure = VDP_VIDEO_MIXER_PICTURE_STRUCTURE_TOP_FIELD;
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pic2.structure = VDP_VIDEO_MIXER_PICTURE_STRUCTURE_BOTTOM_FIELD;
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} else {
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pic1.structure = VDP_VIDEO_MIXER_PICTURE_STRUCTURE_BOTTOM_FIELD;
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pic2.structure = VDP_VIDEO_MIXER_PICTURE_STRUCTURE_TOP_FIELD;
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}
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pic1.timestamp = GST_BUFFER_TIMESTAMP (buf);
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pic2.timestamp = pic1.timestamp + vpp->field_duration;
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if (repeated) {
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vpp->future_pictures[vpp->n_future_pictures++] = pic1;
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pic1.timestamp = pic2.timestamp;
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vpp->future_pictures[vpp->n_future_pictures++] = pic1;
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gst_buffer_ref (GST_BUFFER (pic1.buf));
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pic2.timestamp += vpp->field_duration;
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vpp->future_pictures[vpp->n_future_pictures++] = pic2;
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} else if (!onefield) {
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vpp->future_pictures[vpp->n_future_pictures++] = pic1;
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vpp->future_pictures[vpp->n_future_pictures++] = pic2;
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} else {
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vpp->future_pictures[vpp->n_future_pictures++] = pic1;
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gst_buffer_unref (GST_BUFFER (pic2.buf));
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}
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}
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static void
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gst_vdp_vpp_post_error (GstVdpVideoPostProcess * vpp, GError * error)
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{
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GstMessage *message;
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message = gst_message_new_error (GST_OBJECT (vpp), error, NULL);
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gst_element_post_message (GST_ELEMENT (vpp), message);
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g_error_free (error);
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}
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static GstFlowReturn
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gst_vdp_vpp_create_mixer (GstVdpVideoPostProcess * vpp)
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{
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#define VDP_NUM_MIXER_PARAMETER 3
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#define MAX_NUM_FEATURES 5
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VdpStatus status;
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GstVdpDevice *device;
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VdpVideoMixerFeature features[5];
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guint n_features = 0;
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VdpVideoMixerParameter parameters[VDP_NUM_MIXER_PARAMETER] = {
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VDP_VIDEO_MIXER_PARAMETER_VIDEO_SURFACE_WIDTH,
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VDP_VIDEO_MIXER_PARAMETER_VIDEO_SURFACE_HEIGHT,
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VDP_VIDEO_MIXER_PARAMETER_CHROMA_TYPE
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};
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const void *parameter_values[VDP_NUM_MIXER_PARAMETER];
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parameter_values[0] = &vpp->width;
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parameter_values[1] = &vpp->height;
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parameter_values[2] = &vpp->chroma_type;
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if (gst_vdp_vpp_is_interlaced (vpp)
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&& vpp->method != GST_VDP_DEINTERLACE_METHOD_BOB) {
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features[n_features++] =
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gst_vdp_feature_from_deinterlace_method (vpp->method);
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}
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if (vpp->noise_reduction > 0.0)
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features[n_features++] = VDP_VIDEO_MIXER_FEATURE_NOISE_REDUCTION;
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if (vpp->sharpening != 0.0)
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features[n_features++] = VDP_VIDEO_MIXER_FEATURE_SHARPNESS;
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if (vpp->inverse_telecine)
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features[n_features++] = VDP_VIDEO_MIXER_FEATURE_INVERSE_TELECINE;
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device = vpp->device;
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status =
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device->vdp_video_mixer_create (device->device, n_features, features,
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VDP_NUM_MIXER_PARAMETER, parameters, parameter_values, &vpp->mixer);
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if (status != VDP_STATUS_OK) {
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GST_ELEMENT_ERROR (vpp, RESOURCE, READ,
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("Could not create vdpau video mixer"),
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("Error returned from vdpau was: %s",
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device->vdp_get_error_string (status)));
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return GST_FLOW_ERROR;
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}
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if (vpp->noise_reduction > 0.0) {
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gst_vdp_vpp_set_attribute_float (vpp,
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VDP_VIDEO_MIXER_ATTRIBUTE_NOISE_REDUCTION_LEVEL, vpp->noise_reduction);
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}
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if (vpp->sharpening != 0.0) {
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gst_vdp_vpp_set_attribute_float (vpp,
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VDP_VIDEO_MIXER_ATTRIBUTE_SHARPNESS_LEVEL, vpp->sharpening);
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}
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return GST_FLOW_OK;
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}
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|
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static gint
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gst_greatest_common_divisor (gint a, gint b)
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{
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while (b != 0) {
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int temp = a;
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a = b;
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b = temp % b;
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}
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return ABS (a);
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}
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static gboolean
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gst_fraction_double (gint * n_out, gint * d_out)
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{
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gint n, d, gcd;
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n = *n_out;
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d = *d_out;
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if (d == 0)
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return FALSE;
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if (n == 0 || (n == G_MAXINT && d == 1))
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return TRUE;
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gcd = gst_greatest_common_divisor (n, d);
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n /= gcd;
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d /= gcd;
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if (G_MAXINT / 2 >= ABS (n)) {
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n *= 2;
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} else if (d >= 2) {
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d /= 2;
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} else
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return FALSE;
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*n_out = n;
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*d_out = d;
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return TRUE;
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}
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static gboolean
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gst_vdp_vpp_sink_setcaps (GstPad * pad, GstCaps * caps)
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{
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GstVdpVideoPostProcess *vpp =
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GST_VDP_VIDEO_POST_PROCESS (gst_pad_get_parent (pad));
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GstStructure *structure;
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GstCaps *video_caps = NULL;
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gboolean res = FALSE;
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GstCaps *allowed_caps, *output_caps, *src_caps;
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|
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/* check if the input is non native */
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structure = gst_caps_get_structure (caps, 0);
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if (gst_structure_has_name (structure, "video/x-raw-yuv")) {
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if (!gst_structure_get_fourcc (structure, "format", &vpp->fourcc))
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goto done;
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vpp->native_input = FALSE;
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video_caps = gst_vdp_yuv_to_video_caps (caps);
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if (!video_caps)
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goto done;
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if (!vpp->vpool)
|
|
vpp->vpool = gst_vdp_video_buffer_pool_new (vpp->device);
|
|
|
|
gst_vdp_buffer_pool_set_caps (vpp->vpool, video_caps);
|
|
|
|
} else {
|
|
vpp->native_input = TRUE;
|
|
video_caps = gst_caps_ref (caps);
|
|
|
|
if (vpp->vpool) {
|
|
g_object_unref (vpp->vpool);
|
|
vpp->vpool = NULL;
|
|
}
|
|
}
|
|
|
|
structure = gst_caps_get_structure (video_caps, 0);
|
|
if (!gst_structure_get_int (structure, "width", &vpp->width) ||
|
|
!gst_structure_get_int (structure, "height", &vpp->height) ||
|
|
!gst_structure_get_int (structure, "chroma-type",
|
|
(gint *) & vpp->chroma_type))
|
|
goto done;
|
|
|
|
|
|
/* get interlaced flag */
|
|
gst_structure_get_boolean (structure, "interlaced", &vpp->interlaced);
|
|
|
|
/* extract par */
|
|
if (gst_structure_has_field_typed (structure, "pixel-aspect-ratio",
|
|
GST_TYPE_FRACTION)) {
|
|
gst_structure_get_fraction (structure, "pixel-aspect-ratio", &vpp->par_n,
|
|
&vpp->par_d);
|
|
vpp->got_par = TRUE;
|
|
} else
|
|
vpp->got_par = FALSE;
|
|
|
|
allowed_caps = gst_pad_get_allowed_caps (vpp->srcpad);
|
|
if (G_UNLIKELY (!allowed_caps))
|
|
goto null_allowed_caps;
|
|
if (G_UNLIKELY (gst_caps_is_empty (allowed_caps)))
|
|
goto empty_allowed_caps;
|
|
GST_DEBUG ("allowed_caps: %" GST_PTR_FORMAT, allowed_caps);
|
|
|
|
output_caps = gst_vdp_video_to_output_caps (video_caps);
|
|
src_caps = gst_caps_intersect (output_caps, allowed_caps);
|
|
gst_caps_unref (allowed_caps);
|
|
gst_caps_unref (output_caps);
|
|
|
|
if (gst_caps_is_empty (src_caps))
|
|
goto not_negotiated;
|
|
|
|
gst_pad_fixate_caps (vpp->srcpad, src_caps);
|
|
|
|
|
|
if (gst_vdp_vpp_is_interlaced (vpp)) {
|
|
gint fps_n, fps_d;
|
|
|
|
if (gst_structure_get_fraction (structure, "framerate", &fps_n, &fps_d)) {
|
|
gst_fraction_double (&fps_n, &fps_d);
|
|
gst_caps_set_simple (src_caps, "framerate", GST_TYPE_FRACTION, fps_n,
|
|
fps_d, NULL);
|
|
vpp->field_duration = gst_util_uint64_scale (GST_SECOND, fps_d, fps_n);
|
|
}
|
|
|
|
gst_caps_set_simple (src_caps, "interlaced", G_TYPE_BOOLEAN, FALSE, NULL);
|
|
}
|
|
|
|
GST_DEBUG ("src_caps: %" GST_PTR_FORMAT, src_caps);
|
|
|
|
res = gst_pad_set_caps (vpp->srcpad, src_caps);
|
|
gst_caps_unref (src_caps);
|
|
|
|
done:
|
|
gst_object_unref (vpp);
|
|
if (video_caps)
|
|
gst_caps_unref (video_caps);
|
|
|
|
return res;
|
|
|
|
null_allowed_caps:
|
|
GST_ERROR_OBJECT (vpp, "Got null from gst_pad_get_allowed_caps");
|
|
goto done;
|
|
|
|
empty_allowed_caps:
|
|
GST_ERROR_OBJECT (vpp, "Got EMPTY caps from gst_pad_get_allowed_caps");
|
|
|
|
gst_caps_unref (allowed_caps);
|
|
goto done;
|
|
|
|
not_negotiated:
|
|
gst_caps_unref (src_caps);
|
|
GST_ERROR_OBJECT (vpp, "Couldn't find suitable output format");
|
|
goto done;
|
|
}
|
|
|
|
static void
|
|
gst_vdp_vpp_flush (GstVdpVideoPostProcess * vpp)
|
|
{
|
|
gint i;
|
|
|
|
for (i = 0; i < vpp->n_future_pictures; i++) {
|
|
gst_vdp_picture_clear (vpp->future_pictures[i]);
|
|
}
|
|
vpp->n_future_pictures = 0;
|
|
|
|
for (i = 0; i < vpp->n_past_pictures; i++) {
|
|
gst_vdp_picture_clear (vpp->past_pictures[i]);
|
|
}
|
|
vpp->n_past_pictures = 0;
|
|
}
|
|
|
|
static gboolean
|
|
gst_vdp_vpp_start (GstVdpVideoPostProcess * vpp)
|
|
{
|
|
gint i;
|
|
GError *err;
|
|
|
|
vpp->interlaced = FALSE;
|
|
vpp->field_duration = GST_CLOCK_TIME_NONE;
|
|
|
|
vpp->earliest_time = GST_CLOCK_TIME_NONE;
|
|
vpp->discont = FALSE;
|
|
|
|
vpp->mixer = VDP_INVALID_HANDLE;
|
|
vpp->vpool = NULL;
|
|
|
|
for (i = 0; i < MAX_PICTURES; i++) {
|
|
vpp->future_pictures[i].buf = NULL;
|
|
vpp->past_pictures[i].buf = NULL;
|
|
}
|
|
vpp->n_future_pictures = 0;
|
|
vpp->n_past_pictures = 0;
|
|
|
|
err = NULL;
|
|
vpp->device = gst_vdp_get_device (vpp->display, &err);
|
|
if (G_UNLIKELY (!vpp->device))
|
|
goto device_error;
|
|
|
|
g_object_set (G_OBJECT (vpp->srcpad), "device", vpp->device, NULL);
|
|
|
|
return TRUE;
|
|
|
|
device_error:
|
|
gst_vdp_vpp_post_error (vpp, err);
|
|
return FALSE;
|
|
}
|
|
|
|
static gboolean
|
|
gst_vdp_vpp_stop (GstVdpVideoPostProcess * vpp)
|
|
{
|
|
gst_vdp_vpp_flush (vpp);
|
|
|
|
if (vpp->vpool)
|
|
g_object_unref (vpp->vpool);
|
|
|
|
if (vpp->mixer != VDP_INVALID_HANDLE) {
|
|
GstVdpDevice *device = vpp->device;
|
|
VdpStatus status;
|
|
|
|
status = device->vdp_video_mixer_destroy (vpp->mixer);
|
|
if (status != VDP_STATUS_OK) {
|
|
GST_ELEMENT_ERROR (vpp, RESOURCE, READ,
|
|
("Could not destroy vdpau decoder"),
|
|
("Error returned from vdpau was: %s",
|
|
device->vdp_get_error_string (status)));
|
|
return FALSE;
|
|
}
|
|
}
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
static GstFlowReturn
|
|
gst_vdp_vpp_drain (GstVdpVideoPostProcess * vpp)
|
|
{
|
|
GstVdpPicture current_pic;
|
|
|
|
guint32 video_surfaces_past_count;
|
|
VdpVideoSurface video_surfaces_past[MAX_PICTURES];
|
|
|
|
guint32 video_surfaces_future_count;
|
|
VdpVideoSurface video_surfaces_future[MAX_PICTURES];
|
|
|
|
GstFlowReturn ret;
|
|
|
|
while (gst_vdp_vpp_get_next_picture (vpp,
|
|
¤t_pic,
|
|
&video_surfaces_past_count, video_surfaces_past,
|
|
&video_surfaces_future_count, video_surfaces_future)) {
|
|
GError *err;
|
|
GstVdpOutputBuffer *outbuf;
|
|
|
|
GstStructure *structure;
|
|
GstVideoRectangle src_r = { 0, }
|
|
, dest_r = {
|
|
0,};
|
|
VdpRect rect;
|
|
|
|
GstVdpDevice *device;
|
|
VdpStatus status;
|
|
|
|
err = NULL;
|
|
ret =
|
|
gst_vdp_output_src_pad_alloc_buffer ((GstVdpOutputSrcPad *) vpp->srcpad,
|
|
&outbuf, &err);
|
|
if (ret != GST_FLOW_OK)
|
|
goto output_pad_error;
|
|
|
|
src_r.w = vpp->width;
|
|
src_r.h = vpp->height;
|
|
if (vpp->got_par) {
|
|
gint new_width;
|
|
|
|
new_width = gst_util_uint64_scale_int (src_r.w, vpp->par_n, vpp->par_d);
|
|
src_r.x += (src_r.w - new_width) / 2;
|
|
src_r.w = new_width;
|
|
}
|
|
|
|
structure = gst_caps_get_structure (GST_BUFFER_CAPS (outbuf), 0);
|
|
if (!gst_structure_get_int (structure, "width", &dest_r.w) ||
|
|
!gst_structure_get_int (structure, "height", &dest_r.h))
|
|
goto invalid_caps;
|
|
|
|
if (vpp->force_aspect_ratio) {
|
|
GstVideoRectangle res_r;
|
|
|
|
gst_video_sink_center_rect (src_r, dest_r, &res_r, TRUE);
|
|
rect.x0 = res_r.x;
|
|
rect.x1 = res_r.w + res_r.x;
|
|
rect.y0 = res_r.y;
|
|
rect.y1 = res_r.h + res_r.y;
|
|
} else {
|
|
rect.x0 = 0;
|
|
rect.x1 = dest_r.w;
|
|
rect.y0 = 0;
|
|
rect.y1 = dest_r.h;
|
|
}
|
|
|
|
device = vpp->device;
|
|
status =
|
|
device->vdp_video_mixer_render (vpp->mixer, VDP_INVALID_HANDLE, NULL,
|
|
current_pic.structure, video_surfaces_past_count, video_surfaces_past,
|
|
current_pic.buf->surface, video_surfaces_future_count,
|
|
video_surfaces_future, NULL, outbuf->surface, NULL, &rect, 0, NULL);
|
|
if (status != VDP_STATUS_OK)
|
|
goto render_error;
|
|
|
|
GST_BUFFER_TIMESTAMP (outbuf) = current_pic.timestamp;
|
|
if (gst_vdp_vpp_is_interlaced (vpp))
|
|
GST_BUFFER_DURATION (outbuf) = vpp->field_duration;
|
|
else
|
|
GST_BUFFER_DURATION (outbuf) = GST_BUFFER_DURATION (current_pic.buf);
|
|
|
|
if (GST_BUFFER_FLAG_IS_SET (current_pic.buf, GST_BUFFER_FLAG_DISCONT))
|
|
GST_BUFFER_FLAG_SET (outbuf, GST_BUFFER_FLAG_DISCONT);
|
|
|
|
if (GST_BUFFER_FLAG_IS_SET (current_pic.buf, GST_BUFFER_FLAG_PREROLL))
|
|
GST_BUFFER_FLAG_SET (outbuf, GST_BUFFER_FLAG_PREROLL);
|
|
|
|
if (GST_BUFFER_FLAG_IS_SET (current_pic.buf, GST_BUFFER_FLAG_GAP))
|
|
GST_BUFFER_FLAG_SET (outbuf, GST_BUFFER_FLAG_GAP);
|
|
|
|
err = NULL;
|
|
ret =
|
|
gst_vdp_output_src_pad_push ((GstVdpOutputSrcPad *) vpp->srcpad,
|
|
outbuf, &err);
|
|
if (ret != GST_FLOW_OK)
|
|
goto output_pad_error;
|
|
|
|
continue;
|
|
|
|
invalid_caps:
|
|
gst_buffer_unref (GST_BUFFER (outbuf));
|
|
GST_ELEMENT_ERROR (vpp, STREAM, FAILED, ("Invalid output caps"), (NULL));
|
|
ret = GST_FLOW_ERROR;
|
|
break;
|
|
|
|
render_error:
|
|
gst_buffer_unref (GST_BUFFER (outbuf));
|
|
GST_ELEMENT_ERROR (vpp, RESOURCE, READ,
|
|
("Could not postprocess frame"),
|
|
("Error returned from vdpau was: %s",
|
|
device->vdp_get_error_string (status)));
|
|
ret = GST_FLOW_ERROR;
|
|
break;
|
|
|
|
output_pad_error:
|
|
if (ret == GST_FLOW_ERROR && err != NULL)
|
|
gst_vdp_vpp_post_error (vpp, err);
|
|
break;
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
static GstFlowReturn
|
|
gst_vdp_vpp_chain (GstPad * pad, GstBuffer * buffer)
|
|
{
|
|
GstVdpVideoPostProcess *vpp =
|
|
GST_VDP_VIDEO_POST_PROCESS (gst_pad_get_parent (pad));
|
|
|
|
GstClockTime qostime;
|
|
GstFlowReturn ret = GST_FLOW_OK;
|
|
GError *err;
|
|
|
|
GST_DEBUG ("chain");
|
|
|
|
/* can only do QoS if the segment is in TIME */
|
|
if (vpp->segment.format != GST_FORMAT_TIME)
|
|
goto no_qos;
|
|
|
|
/* QOS is done on the running time of the buffer, get it now */
|
|
qostime = gst_segment_to_running_time (&vpp->segment, GST_FORMAT_TIME,
|
|
GST_BUFFER_TIMESTAMP (buffer));
|
|
|
|
if (qostime != -1) {
|
|
gboolean need_skip;
|
|
GstClockTime earliest_time;
|
|
|
|
/* lock for getting the QoS parameters that are set (in a different thread)
|
|
* with the QOS events */
|
|
GST_OBJECT_LOCK (vpp);
|
|
earliest_time = vpp->earliest_time;
|
|
/* check for QoS, don't perform conversion for buffers
|
|
* that are known to be late. */
|
|
need_skip = GST_CLOCK_TIME_IS_VALID (earliest_time) && qostime != -1 &&
|
|
qostime <= earliest_time;
|
|
|
|
GST_OBJECT_UNLOCK (vpp);
|
|
|
|
if (need_skip) {
|
|
GST_DEBUG_OBJECT (vpp, "skipping transform: qostime %"
|
|
GST_TIME_FORMAT " <= %" GST_TIME_FORMAT,
|
|
GST_TIME_ARGS (qostime), GST_TIME_ARGS (earliest_time));
|
|
/* mark discont for next buffer */
|
|
vpp->discont = TRUE;
|
|
gst_buffer_unref (buffer);
|
|
return GST_FLOW_OK;
|
|
}
|
|
}
|
|
|
|
no_qos:
|
|
|
|
if (vpp->discont) {
|
|
GST_BUFFER_FLAG_SET (buffer, GST_BUFFER_FLAG_DISCONT);
|
|
vpp->discont = FALSE;
|
|
}
|
|
|
|
if (G_UNLIKELY (GST_BUFFER_FLAG_IS_SET (buffer, GST_BUFFER_FLAG_DISCONT))) {
|
|
GST_DEBUG_OBJECT (vpp, "Received discont buffer");
|
|
gst_vdp_vpp_flush (vpp);
|
|
}
|
|
|
|
if (!vpp->native_input) {
|
|
GstVdpVideoBuffer *video_buf;
|
|
|
|
err = NULL;
|
|
video_buf =
|
|
(GstVdpVideoBuffer *) gst_vdp_buffer_pool_get_buffer (vpp->vpool, &err);
|
|
if (G_UNLIKELY (!video_buf))
|
|
goto video_buf_error;
|
|
|
|
if (!gst_vdp_video_buffer_upload (video_buf, buffer, vpp->fourcc,
|
|
vpp->width, vpp->height)) {
|
|
gst_buffer_unref (GST_BUFFER (video_buf));
|
|
GST_ELEMENT_ERROR (vpp, RESOURCE, READ,
|
|
("Couldn't upload YUV data to vdpau"), (NULL));
|
|
ret = GST_FLOW_ERROR;
|
|
goto error;
|
|
}
|
|
|
|
gst_buffer_copy_metadata (GST_BUFFER (video_buf), buffer,
|
|
GST_BUFFER_COPY_FLAGS | GST_BUFFER_COPY_TIMESTAMPS);
|
|
|
|
gst_buffer_unref (buffer);
|
|
buffer = GST_BUFFER (video_buf);
|
|
}
|
|
|
|
if (G_UNLIKELY (vpp->mixer == VDP_INVALID_HANDLE)) {
|
|
ret = gst_vdp_vpp_create_mixer (vpp);
|
|
if (ret != GST_FLOW_OK)
|
|
goto error;
|
|
}
|
|
|
|
gst_vdp_vpp_add_buffer (vpp, GST_VDP_VIDEO_BUFFER (buffer));
|
|
|
|
ret = gst_vdp_vpp_drain (vpp);
|
|
|
|
done:
|
|
gst_object_unref (vpp);
|
|
|
|
return ret;
|
|
|
|
error:
|
|
gst_buffer_unref (buffer);
|
|
goto done;
|
|
|
|
video_buf_error:
|
|
gst_buffer_unref (GST_BUFFER (buffer));
|
|
gst_vdp_vpp_post_error (vpp, err);
|
|
ret = GST_FLOW_ERROR;
|
|
goto done;
|
|
}
|
|
|
|
static GstCaps *
|
|
gst_vdp_vpp_sink_getcaps (GstPad * pad)
|
|
{
|
|
GstVdpVideoPostProcess *vpp =
|
|
GST_VDP_VIDEO_POST_PROCESS (gst_pad_get_parent (pad));
|
|
GstCaps *caps;
|
|
|
|
if (vpp->device) {
|
|
caps = gst_vdp_video_buffer_get_allowed_caps (vpp->device);
|
|
} else {
|
|
GstElementClass *element_class = GST_ELEMENT_GET_CLASS (vpp);
|
|
GstPadTemplate *sink_template;
|
|
|
|
sink_template = gst_element_class_get_pad_template (element_class, "sink");
|
|
caps = gst_caps_copy (gst_pad_template_get_caps (sink_template));
|
|
}
|
|
GST_DEBUG ("returning caps: %" GST_PTR_FORMAT, caps);
|
|
|
|
gst_object_unref (vpp);
|
|
|
|
return caps;
|
|
}
|
|
|
|
static gboolean
|
|
gst_vdp_vpp_src_event (GstPad * pad, GstEvent * event)
|
|
{
|
|
GstVdpVideoPostProcess *vpp =
|
|
GST_VDP_VIDEO_POST_PROCESS (gst_pad_get_parent (pad));
|
|
gboolean res;
|
|
|
|
switch (GST_EVENT_TYPE (event)) {
|
|
case GST_EVENT_QOS:
|
|
{
|
|
gdouble proportion;
|
|
GstClockTimeDiff diff;
|
|
GstClockTime timestamp;
|
|
|
|
gst_event_parse_qos (event, &proportion, &diff, ×tamp);
|
|
|
|
GST_OBJECT_LOCK (vpp);
|
|
vpp->earliest_time = timestamp + diff;
|
|
GST_OBJECT_UNLOCK (vpp);
|
|
|
|
res = gst_pad_event_default (pad, event);
|
|
break;
|
|
}
|
|
default:
|
|
res = gst_pad_event_default (pad, event);
|
|
}
|
|
|
|
gst_object_unref (vpp);
|
|
|
|
return res;
|
|
}
|
|
|
|
static gboolean
|
|
gst_vdp_vpp_sink_event (GstPad * pad, GstEvent * event)
|
|
{
|
|
GstVdpVideoPostProcess *vpp =
|
|
GST_VDP_VIDEO_POST_PROCESS (gst_pad_get_parent (pad));
|
|
gboolean res;
|
|
|
|
switch (GST_EVENT_TYPE (event)) {
|
|
case GST_EVENT_FLUSH_STOP:
|
|
{
|
|
GST_DEBUG_OBJECT (vpp, "flush stop");
|
|
|
|
gst_vdp_vpp_flush (vpp);
|
|
|
|
res = gst_pad_event_default (pad, event);
|
|
break;
|
|
}
|
|
case GST_EVENT_NEWSEGMENT:
|
|
{
|
|
gboolean update;
|
|
gdouble rate, applied_rate;
|
|
GstFormat format;
|
|
gint64 start, stop, time;
|
|
|
|
gst_event_parse_new_segment_full (event, &update, &rate, &applied_rate,
|
|
&format, &start, &stop, &time);
|
|
|
|
GST_OBJECT_LOCK (vpp);
|
|
gst_segment_set_newsegment_full (&vpp->segment, update, rate,
|
|
applied_rate, format, start, stop, time);
|
|
GST_OBJECT_UNLOCK (vpp);
|
|
|
|
res = gst_pad_event_default (pad, event);
|
|
break;
|
|
}
|
|
default:
|
|
res = gst_pad_event_default (pad, event);
|
|
}
|
|
|
|
gst_object_unref (vpp);
|
|
|
|
return res;
|
|
}
|
|
|
|
static GstStateChangeReturn
|
|
gst_vdp_vpp_change_state (GstElement * element, GstStateChange transition)
|
|
{
|
|
GstVdpVideoPostProcess *vpp;
|
|
GstStateChangeReturn ret;
|
|
|
|
vpp = GST_VDP_VIDEO_POST_PROCESS (element);
|
|
|
|
switch (transition) {
|
|
case GST_STATE_CHANGE_READY_TO_PAUSED:
|
|
if (!gst_vdp_vpp_start (vpp))
|
|
return GST_STATE_CHANGE_FAILURE;
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
ret = GST_ELEMENT_CLASS (parent_class)->change_state (element, transition);
|
|
|
|
switch (transition) {
|
|
case GST_STATE_CHANGE_PAUSED_TO_READY:
|
|
if (!gst_vdp_vpp_stop (vpp))
|
|
ret = GST_STATE_CHANGE_FAILURE;
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
/* GObject vmethod implementations */
|
|
static void
|
|
gst_vdp_vpp_get_property (GObject * object, guint property_id, GValue * value,
|
|
GParamSpec * pspec)
|
|
{
|
|
GstVdpVideoPostProcess *vpp = GST_VDP_VIDEO_POST_PROCESS (object);
|
|
|
|
switch (property_id) {
|
|
case PROP_DISPLAY:
|
|
g_value_set_string (value, vpp->display);
|
|
break;
|
|
|
|
case PROP_FORCE_ASPECT_RATIO:
|
|
g_value_set_boolean (value, vpp->force_aspect_ratio);
|
|
break;
|
|
|
|
case PROP_DEINTERLACE_MODE:
|
|
g_value_set_enum (value, vpp->mode);
|
|
break;
|
|
|
|
case PROP_DEINTERLACE_METHOD:
|
|
g_value_set_enum (value, vpp->method);
|
|
break;
|
|
|
|
case PROP_NOISE_REDUCTION:
|
|
g_value_set_float (value, vpp->noise_reduction);
|
|
break;
|
|
|
|
case PROP_SHARPENING:
|
|
g_value_set_float (value, vpp->sharpening);
|
|
break;
|
|
|
|
case PROP_INVERSE_TELECINE:
|
|
g_value_set_boolean (value, vpp->inverse_telecine);
|
|
break;
|
|
|
|
default:
|
|
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
|
|
break;
|
|
}
|
|
}
|
|
|
|
/* GObject vmethod implementations */
|
|
static void
|
|
gst_vdp_vpp_set_property (GObject * object, guint property_id,
|
|
const GValue * value, GParamSpec * pspec)
|
|
{
|
|
GstVdpVideoPostProcess *vpp = GST_VDP_VIDEO_POST_PROCESS (object);
|
|
|
|
switch (property_id) {
|
|
case PROP_DISPLAY:
|
|
g_free (vpp->display);
|
|
vpp->display = g_value_dup_string (value);
|
|
break;
|
|
|
|
case PROP_FORCE_ASPECT_RATIO:
|
|
vpp->force_aspect_ratio = g_value_get_boolean (value);
|
|
break;
|
|
|
|
case PROP_DEINTERLACE_MODE:
|
|
vpp->mode = g_value_get_enum (value);
|
|
break;
|
|
|
|
case PROP_DEINTERLACE_METHOD:
|
|
{
|
|
GstVdpDeinterlaceMethods oldvalue;
|
|
|
|
oldvalue = vpp->method;
|
|
vpp->method = g_value_get_enum (value);
|
|
if (oldvalue == vpp->method)
|
|
break;
|
|
|
|
if (vpp->mixer != VDP_INVALID_HANDLE) {
|
|
if (oldvalue != GST_VDP_DEINTERLACE_METHOD_BOB)
|
|
gst_vdp_vpp_activate_deinterlace_method (vpp, oldvalue, FALSE);
|
|
|
|
if (vpp->method != GST_VDP_DEINTERLACE_METHOD_BOB)
|
|
gst_vdp_vpp_activate_deinterlace_method (vpp, oldvalue, TRUE);
|
|
}
|
|
break;
|
|
}
|
|
|
|
case PROP_NOISE_REDUCTION:
|
|
{
|
|
gfloat old_value;
|
|
|
|
old_value = vpp->noise_reduction;
|
|
vpp->noise_reduction = g_value_get_float (value);
|
|
if (vpp->noise_reduction == old_value)
|
|
break;
|
|
|
|
if (vpp->mixer != VDP_INVALID_HANDLE) {
|
|
if (vpp->noise_reduction == 0.0)
|
|
gst_vdp_vpp_activate_feature (vpp,
|
|
VDP_VIDEO_MIXER_FEATURE_NOISE_REDUCTION, FALSE);
|
|
|
|
if (old_value == 0.0)
|
|
gst_vdp_vpp_activate_feature (vpp,
|
|
VDP_VIDEO_MIXER_FEATURE_NOISE_REDUCTION, TRUE);
|
|
|
|
gst_vdp_vpp_set_attribute_float (vpp,
|
|
VDP_VIDEO_MIXER_ATTRIBUTE_NOISE_REDUCTION_LEVEL,
|
|
vpp->noise_reduction);
|
|
}
|
|
break;
|
|
}
|
|
|
|
case PROP_SHARPENING:
|
|
{
|
|
gfloat old_value;
|
|
|
|
old_value = vpp->sharpening;
|
|
vpp->sharpening = g_value_get_float (value);
|
|
if (vpp->sharpening == old_value)
|
|
break;
|
|
|
|
if (vpp->mixer != VDP_INVALID_HANDLE) {
|
|
if (vpp->sharpening == 0.0)
|
|
gst_vdp_vpp_activate_feature (vpp,
|
|
VDP_VIDEO_MIXER_FEATURE_SHARPNESS, FALSE);
|
|
|
|
if (old_value == 0.0)
|
|
gst_vdp_vpp_activate_feature (vpp,
|
|
VDP_VIDEO_MIXER_FEATURE_SHARPNESS, TRUE);
|
|
|
|
gst_vdp_vpp_set_attribute_float (vpp,
|
|
VDP_VIDEO_MIXER_ATTRIBUTE_SHARPNESS_LEVEL, vpp->sharpening);
|
|
}
|
|
break;
|
|
}
|
|
|
|
case PROP_INVERSE_TELECINE:
|
|
{
|
|
vpp->inverse_telecine = g_value_get_boolean (value);
|
|
|
|
if (vpp->mixer != VDP_INVALID_HANDLE) {
|
|
gst_vdp_vpp_activate_feature (vpp,
|
|
VDP_VIDEO_MIXER_FEATURE_INVERSE_TELECINE, vpp->inverse_telecine);
|
|
}
|
|
break;
|
|
}
|
|
|
|
default:
|
|
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
|
|
break;
|
|
}
|
|
}
|
|
|
|
/* GType vmethod implementations */
|
|
|
|
/* initialize the vdpaumpegdecoder's class */
|
|
static void
|
|
gst_vdp_vpp_class_init (GstVdpVideoPostProcessClass * klass)
|
|
{
|
|
GObjectClass *gobject_class;
|
|
GstElementClass *gstelement_class;
|
|
GstCaps *src_caps, *sink_caps;
|
|
GstPadTemplate *src_template, *sink_template;
|
|
|
|
GST_DEBUG_CATEGORY_INIT (gst_vdp_vpp_debug, "vdpauvideopostprocess", 0,
|
|
"VDPAU video surface to output surface");
|
|
|
|
gobject_class = (GObjectClass *) klass;
|
|
gstelement_class = (GstElementClass *) klass;
|
|
|
|
gobject_class->get_property = gst_vdp_vpp_get_property;
|
|
gobject_class->set_property = gst_vdp_vpp_set_property;
|
|
gobject_class->finalize = gst_vdp_vpp_finalize;
|
|
|
|
g_object_class_install_property (gobject_class, PROP_DISPLAY,
|
|
g_param_spec_string ("display", "Display", "X Display name",
|
|
NULL, G_PARAM_READWRITE | G_PARAM_CONSTRUCT));
|
|
|
|
g_object_class_install_property (gobject_class, PROP_FORCE_ASPECT_RATIO,
|
|
g_param_spec_boolean ("force-aspect-ratio", "Force aspect ratio",
|
|
"When enabled, the plugin will only scale up the input surface to the"
|
|
"maximum size where the aspect ratio can be preserved", TRUE,
|
|
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
|
|
|
|
g_object_class_install_property (gobject_class, PROP_DEINTERLACE_MODE,
|
|
g_param_spec_enum ("mode", "Deinterlace mode",
|
|
"Specifies if the element should deinterlace or not",
|
|
GST_TYPE_VDP_DEINTERLACE_MODES, GST_VDP_DEINTERLACE_MODE_AUTO,
|
|
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
|
|
|
|
g_object_class_install_property (gobject_class, PROP_DEINTERLACE_METHOD,
|
|
g_param_spec_enum ("method", "Deinterlace method",
|
|
"Specifies which deinterlace method to use",
|
|
GST_TYPE_VDP_DEINTERLACE_METHODS, GST_VDP_DEINTERLACE_METHOD_BOB,
|
|
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
|
|
|
|
g_object_class_install_property (gobject_class, PROP_NOISE_REDUCTION,
|
|
g_param_spec_float ("noise-reduction", "Noise reduction",
|
|
"The amount of noise reduction that should be done", 0.0, 1.0, 0.0,
|
|
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
|
|
|
|
g_object_class_install_property (gobject_class, PROP_SHARPENING,
|
|
g_param_spec_float ("sharpening", "Sharpening",
|
|
"The amount of sharpening or blurring to be applied", -1.0, 1.0, 0.0,
|
|
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
|
|
|
|
g_object_class_install_property (gobject_class, PROP_INVERSE_TELECINE,
|
|
g_param_spec_boolean ("inverse-telecine", "Inverse telecine",
|
|
"Whether inverse telecine should be used", FALSE,
|
|
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
|
|
|
|
gst_element_class_set_metadata (gstelement_class,
|
|
"VdpauVideoPostProcess",
|
|
"Filter/Converter/Decoder/Video",
|
|
"Post process GstVdpVideoBuffers and output GstVdpOutputBuffers",
|
|
"Carl-Anton Ingmarsson <ca.ingmarsson@gmail.com>");
|
|
|
|
gstelement_class->change_state = gst_vdp_vpp_change_state;
|
|
|
|
/* SRC PAD */
|
|
src_caps = gst_vdp_output_buffer_get_template_caps ();
|
|
src_template = gst_pad_template_new ("src", GST_PAD_SRC, GST_PAD_ALWAYS,
|
|
src_caps);
|
|
gst_element_class_add_pad_template (gstelement_class, src_template);
|
|
|
|
/* SINK PAD */
|
|
sink_caps = gst_vdp_video_buffer_get_caps (FALSE, 0);
|
|
sink_template = gst_pad_template_new ("sink", GST_PAD_SINK, GST_PAD_ALWAYS,
|
|
sink_caps);
|
|
gst_element_class_add_pad_template (gstelement_class, sink_template);
|
|
}
|
|
|
|
static void
|
|
gst_vdp_vpp_init (GstVdpVideoPostProcess * vpp)
|
|
{
|
|
GstPadTemplate *src_template, *sink_template;
|
|
|
|
vpp->device = NULL;
|
|
vpp->mixer = VDP_INVALID_HANDLE;
|
|
|
|
vpp->display = NULL;
|
|
|
|
vpp->force_aspect_ratio = FALSE;
|
|
vpp->mode = GST_VDP_DEINTERLACE_MODE_AUTO;
|
|
vpp->method = GST_VDP_DEINTERLACE_METHOD_BOB;
|
|
|
|
vpp->noise_reduction = 0.0;
|
|
vpp->sharpening = 0.0;
|
|
|
|
/* SRC PAD */
|
|
src_template =
|
|
gst_element_class_get_pad_template (GST_ELEMENT_CLASS (gclass), "src");
|
|
|
|
vpp->srcpad = GST_PAD (gst_vdp_output_src_pad_new (src_template, "src"));
|
|
gst_element_add_pad (GST_ELEMENT (vpp), vpp->srcpad);
|
|
|
|
gst_pad_set_event_function (vpp->srcpad,
|
|
GST_DEBUG_FUNCPTR (gst_vdp_vpp_src_event));
|
|
|
|
/* SINK PAD */
|
|
sink_template =
|
|
gst_element_class_get_pad_template (GST_ELEMENT_CLASS (gclass), "sink");
|
|
vpp->sinkpad = gst_pad_new_from_template (sink_template, "sink");
|
|
gst_element_add_pad (GST_ELEMENT (vpp), vpp->sinkpad);
|
|
|
|
gst_pad_set_getcaps_function (vpp->sinkpad, gst_vdp_vpp_sink_getcaps);
|
|
gst_pad_set_setcaps_function (vpp->sinkpad, gst_vdp_vpp_sink_setcaps);
|
|
gst_pad_set_chain_function (vpp->sinkpad,
|
|
GST_DEBUG_FUNCPTR (gst_vdp_vpp_chain));
|
|
gst_pad_set_event_function (vpp->sinkpad,
|
|
GST_DEBUG_FUNCPTR (gst_vdp_vpp_sink_event));
|
|
}
|
|
|
|
static void
|
|
gst_vdp_vpp_finalize (GObject * object)
|
|
{
|
|
}
|