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author | Carl-Anton Ingmarsson <ca.ingmarsson@gmail.com> | 2009-03-20 21:24:40 +0100 |
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committer | Jan Schmidt <thaytan@noraisin.net> | 2009-06-20 15:21:19 +0100 |
commit | f2eea7d0ed8004d4630739b04daf27075d6834e5 (patch) | |
tree | 3d981d18d756755ac4e26938161a122754810f85 /sys/vdpau/gstvdpauh264decoder.c | |
parent | 05908cd13001e62bf8416ff0d0856d9f145c415e (diff) | |
download | gst-plugins-bad-f2eea7d0ed8004d4630739b04daf27075d6834e5.tar.gz gst-plugins-bad-f2eea7d0ed8004d4630739b04daf27075d6834e5.tar.bz2 gst-plugins-bad-f2eea7d0ed8004d4630739b04daf27075d6834e5.zip |
vdpau: implement downstream caps negotiation
Diffstat (limited to 'sys/vdpau/gstvdpauh264decoder.c')
-rw-r--r-- | sys/vdpau/gstvdpauh264decoder.c | 202 |
1 files changed, 202 insertions, 0 deletions
diff --git a/sys/vdpau/gstvdpauh264decoder.c b/sys/vdpau/gstvdpauh264decoder.c new file mode 100644 index 00000000..794f71d1 --- /dev/null +++ b/sys/vdpau/gstvdpauh264decoder.c @@ -0,0 +1,202 @@ +/* + * GStreamer + * Copyright (C) 2005 Thomas Vander Stichele <thomas@apestaart.org> + * Copyright (C) 2005 Ronald S. Bultje <rbultje@ronald.bitfreak.net> + * Copyright (C) 2009 Carl-Anton Ingmarsson <ca.ingmarsson@gmail.com> + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + * DEALINGS IN THE SOFTWARE. + * + * Alternatively, the contents of this file may be used under the + * GNU Lesser General Public License Version 2.1 (the "LGPL"), in + * which case the following provisions apply instead of the ones + * mentioned above: + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Library General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Library General Public License for more details. + * + * You should have received a copy of the GNU Library General Public + * License along with this library; if not, write to the + * Free Software Foundation, Inc., 59 Temple Place - Suite 330, + * Boston, MA 02111-1307, USA. + */ + +/** + * SECTION:element-vdpauh264decoder + * + * FIXME:Describe vdpauh264decoder here. + * + * <refsect2> + * <title>Example launch line</title> + * |[ + * gst-launch -v -m fakesrc ! vdpauh264decoder ! fakesink silent=TRUE + * ]| + * </refsect2> + */ + +#ifdef HAVE_CONFIG_H +# include <config.h> +#endif + +#include <gst/gst.h> + +#include "gstvdpauh264decoder.h" + +GST_DEBUG_CATEGORY_STATIC (gst_vdpau_h264decoder_debug); +#define GST_CAT_DEFAULT gst_vdpau_h264decoder_debug + +/* Filter signals and args */ +enum +{ + /* FILL ME */ + LAST_SIGNAL +}; + +enum +{ + PROP_0, + PROP_SILENT +}; + +/* the capabilities of the inputs and outputs. + * + * describe the real formats here. + */ +static GstStaticPadTemplate sink_factory = GST_STATIC_PAD_TEMPLATE ("sink", + GST_PAD_SINK, + GST_PAD_ALWAYS, + GST_STATIC_CAPS ("video/x-h264") + ); + +GST_BOILERPLATE (GstVdpauH264Decoder, gst_vdpau_h264decoder, GstVdpauDecoder, + GST_TYPE_VDPAU_DECODER); + +static void gst_vdpau_h264decoder_set_property (GObject * object, guint prop_id, + const GValue * value, GParamSpec * pspec); +static void gst_vdpau_h264decoder_get_property (GObject * object, guint prop_id, + GValue * value, GParamSpec * pspec); + +/* GObject vmethod implementations */ + +static void +gst_vdpau_h264decoder_base_init (gpointer gclass) +{ + GstElementClass *element_class = GST_ELEMENT_CLASS (gclass); + + gst_element_class_set_details_simple (element_class, + "VdpauH264Decoder", + "FIXME:Generic", + "FIXME:Generic Template Element", + "Carl-Anton Ingmarsson <ca.ingmarsson@gmail.com>"); + + gst_element_class_add_pad_template (element_class, + gst_static_pad_template_get (&sink_factory)); +} + +/* initialize the vdpauh264decoder's class */ +static void +gst_vdpau_h264decoder_class_init (GstVdpauH264DecoderClass * klass) +{ + GObjectClass *gobject_class; + GstElementClass *gstelement_class; + + gobject_class = (GObjectClass *) klass; + gstelement_class = (GstElementClass *) klass; + + gobject_class->set_property = gst_vdpau_h264decoder_set_property; + gobject_class->get_property = gst_vdpau_h264decoder_get_property; + + g_object_class_install_property (gobject_class, PROP_SILENT, + g_param_spec_boolean ("silent", "Silent", "Produce verbose output ?", + FALSE, G_PARAM_READWRITE)); +} + +static void +gst_vdpau_h264decoder_init (GstVdpauH264Decoder * filter, + GstVdpauH264DecoderClass * gclass) +{ + filter->silent = FALSE; +} + +static void +gst_vdpau_h264decoder_set_property (GObject * object, guint prop_id, + const GValue * value, GParamSpec * pspec) +{ + GstVdpauH264Decoder *filter = GST_VDPAU_H264_DECODER (object); + + switch (prop_id) { + case PROP_SILENT: + filter->silent = g_value_get_boolean (value); + break; + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); + break; + } +} + +static void +gst_vdpau_h264decoder_get_property (GObject * object, guint prop_id, + GValue * value, GParamSpec * pspec) +{ + GstVdpauH264Decoder *filter = GST_VDPAU_H264_DECODER (object); + + switch (prop_id) { + case PROP_SILENT: + g_value_set_boolean (value, filter->silent); + break; + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); + break; + } +} + +/* entry point to initialize the plug-in + * initialize the plug-in itself + * register the element factories and other features + */ +static gboolean +vdpauh264decoder_init (GstPlugin * vdpauh264decoder) +{ + /* debug category for fltering log messages + * + * exchange the string 'Template vdpauh264decoder' with your description + */ + GST_DEBUG_CATEGORY_INIT (gst_vdpau_h264decoder_debug, "vdpauh264decoder", + 0, "Template vdpauh264decoder"); + + return gst_element_register (vdpauh264decoder, "vdpauh264decoder", + GST_RANK_NONE, GST_TYPE_VDPAU_H264_DECODER); +} + +/* gstreamer looks for this structure to register vdpauh264decoders + * + * exchange the string 'Template vdpauh264decoder' with your vdpauh264decoder description + */ +GST_PLUGIN_DEFINE (GST_VERSION_MAJOR, + GST_VERSION_MINOR, + "vdpauh264decoder", + "Template vdpauh264decoder", + vdpauh264decoder_init, + VERSION, "LGPL", "GStreamer", "http://gstreamer.net/") |