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authorCarl-Anton Ingmarsson <ca.ingmarsson@gmail.com>2009-03-15 21:21:49 +0100
committerJan Schmidt <thaytan@noraisin.net>2009-06-20 15:21:19 +0100
commitb25f035fe5e02a14ae3f52912213ed6357f627f6 (patch)
treeeb2d701d22c3aa21a8320020a35f51879c21b34c /sys/vdpau
parentb31ab745a506acb17a3f70119304d43b19a76988 (diff)
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vdpau: add basic base class for vdpau decoders
Diffstat (limited to 'sys/vdpau')
-rw-r--r--sys/vdpau/Makefile.am15
-rw-r--r--sys/vdpau/gstvdpaudecoder.c224
-rw-r--r--sys/vdpau/gstvdpaudecoder.h66
3 files changed, 299 insertions, 6 deletions
diff --git a/sys/vdpau/Makefile.am b/sys/vdpau/Makefile.am
index 03d87758..777a05cb 100644
--- a/sys/vdpau/Makefile.am
+++ b/sys/vdpau/Makefile.am
@@ -1,11 +1,14 @@
+plugin_LTLIBRARIES = libgstvdpau.la
-lib_LTLIBRARIES = \
- libgstvdpau.la
+libgstvdpau_la_SOURCES = \
+ gstvdpaudecoder.c
-libgstvdpau_la_SOURCES =
-
-libgstvdpau_la_CFLAGS = $(GST_CFLAGS)
-libgstvdpau_la_LIBADD = $(GST_LIBS)
+libgstvdpau_la_CFLAGS = $(GST_CFLAGS) $(X11_CFLAGS) -Ivdpau
+libgstvdpau_la_LIBADD = $(GST_LIBS) $(X11_LIBS) -lvdpau
libgstvdpau_la_LDFLAGS = $(GST_PLUGIN_LDFLAGS)
libgstvdpau_la_LIBTOOLFLAGS = --tag=disable-static
+noinst_HEADERS = \
+ gstvdpaudecoder.h
+
+
diff --git a/sys/vdpau/gstvdpaudecoder.c b/sys/vdpau/gstvdpaudecoder.c
new file mode 100644
index 00000000..f828d2ba
--- /dev/null
+++ b/sys/vdpau/gstvdpaudecoder.c
@@ -0,0 +1,224 @@
+/*
+ * GStreamer
+ * Copyright (C) 2006 Stefan Kost <ensonic@users.sf.net>
+ * Copyright (C) 2009 Carl-Anton Ingmarsson <ca.ingmarsson@gmail.com>
+ *
+ * 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.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <gst/gst.h>
+#include <gst/controller/gstcontroller.h>
+
+#include <X11/Xlib.h>
+#include <vdpau/vdpau_x11.h>
+#include "gstvdpaudecoder.h"
+
+GST_DEBUG_CATEGORY_STATIC (gst_vdpaudecoder_debug);
+#define GST_CAT_DEFAULT gst_vdpaudecoder_debug
+
+/* Filter signals and args */
+enum
+{
+ /* FILL ME */
+ LAST_SIGNAL
+};
+
+enum
+{
+ PROP_0,
+ PROP_DISPLAY,
+ PROP_SILENT
+};
+
+static GstStaticPadTemplate src_template = GST_STATIC_PAD_TEMPLATE ("src",
+ GST_PAD_SRC,
+ GST_PAD_ALWAYS,
+ GST_STATIC_CAPS ("video/x-raw-yuv, "
+ "framerate = (fraction) [ 0, MAX ], "
+ "width = (int) [ 1, MAX ], " "height = (int) [ 1, MAX ]"));
+
+/* debug category for fltering log messages
+ *
+ * FIXME:exchange the string 'Template vdpaudecoder' with your description
+ */
+#define DEBUG_INIT(bla) \
+ GST_DEBUG_CATEGORY_INIT (gst_vdpaudecoder_debug, "vdpaudecoder", 0, "vdpaudecoder base class");
+
+GST_BOILERPLATE_FULL (GstVDPAUDecoder, gst_vdpaudecoder, GstElement,
+ GST_TYPE_ELEMENT, DEBUG_INIT);
+
+static void gst_vdpaudecoder_set_property (GObject * object, guint prop_id,
+ const GValue * value, GParamSpec * pspec);
+static void gst_vdpaudecoder_get_property (GObject * object, guint prop_id,
+ GValue * value, GParamSpec * pspec);
+
+static GstStateChangeReturn gst_vdpaudecoder_change_state (GstElement * element,
+ GstStateChange transition);
+
+/* GObject vmethod implementations */
+
+static void
+gst_vdpaudecoder_base_init (gpointer klass)
+{
+ GstElementClass *element_class = GST_ELEMENT_CLASS (klass);
+
+ gst_element_class_set_details_simple (element_class,
+ "VDPAUDecoder",
+ "Generic/Filter",
+ "VDPAU decoder base class",
+ "Carl-Anton Ingmarsson <ca.ingmarsson@gmail.com>");
+
+ gst_element_class_add_pad_template (element_class,
+ gst_static_pad_template_get (&src_template));
+}
+
+/* initialize the vdpaudecoder's class */
+static void
+gst_vdpaudecoder_class_init (GstVDPAUDecoderClass * klass)
+{
+ GObjectClass *gobject_class;
+ GstElementClass *gstelement_class;
+
+ gobject_class = (GObjectClass *) klass;
+ gstelement_class = (GstElementClass *) klass;
+
+ gobject_class->set_property = gst_vdpaudecoder_set_property;
+ gobject_class->get_property = gst_vdpaudecoder_get_property;
+
+ 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_SILENT,
+ g_param_spec_boolean ("silent", "Silent", "Produce verbose output ?",
+ FALSE, G_PARAM_READWRITE | GST_PARAM_CONTROLLABLE));
+
+ gstelement_class->change_state =
+ GST_DEBUG_FUNCPTR (gst_vdpaudecoder_change_state);
+}
+
+static void
+gst_vdpaudecoder_init (GstVDPAUDecoder * dec, GstVDPAUDecoderClass * klass)
+{
+ dec->display = NULL;
+ dec->device = 0;
+ dec->silent = FALSE;
+
+ dec->src = gst_pad_new_from_static_template (&src_template, "src");
+ gst_element_add_pad (GST_ELEMENT (dec), dec->src);
+
+ dec->sink =
+ gst_pad_new_from_template (gst_element_class_get_pad_template
+ (GST_ELEMENT_CLASS (klass), "sink"), "sink");
+ gst_element_add_pad (GST_ELEMENT (dec), dec->sink);
+}
+
+static GstStateChangeReturn
+gst_vdpaudecoder_change_state (GstElement * element, GstStateChange transition)
+{
+ GstVDPAUDecoder *dec;
+
+ dec = GST_VDPAUDECODER (element);
+
+ switch (transition) {
+ case GST_STATE_CHANGE_NULL_TO_READY:
+ {
+ Display *display;
+ int screen;
+ VdpStatus status;
+
+ /* FIXME: We probably want to use the same VdpDevice for every VDPAU element */
+ display = XOpenDisplay (dec->display);
+ if (!display) {
+ GST_ELEMENT_ERROR (dec, RESOURCE, WRITE, ("Could not initialise VDPAU"),
+ ("Could not open display"));
+ return GST_STATE_CHANGE_FAILURE;
+ }
+
+ screen = DefaultScreen (display);
+ status = vdp_device_create_x11 (display, screen, &dec->device, NULL);
+ if (status != VDP_STATUS_OK) {
+ GST_ELEMENT_ERROR (dec, RESOURCE, WRITE, ("Could not initialise VDPAU"),
+ ("Could not create VDPAU device"));
+ XCloseDisplay (display);
+
+ return GST_STATE_CHANGE_FAILURE;
+ }
+ XCloseDisplay (display);
+ break;
+ }
+
+ default:
+ break;
+ }
+
+ return GST_STATE_CHANGE_SUCCESS;
+}
+
+static void
+gst_vdpaudecoder_set_property (GObject * object, guint prop_id,
+ const GValue * value, GParamSpec * pspec)
+{
+ GstVDPAUDecoder *dec = GST_VDPAUDECODER (object);
+
+ switch (prop_id) {
+ case PROP_DISPLAY:
+ g_free (dec->display);
+ dec->display = g_value_dup_string (value);
+ break;
+ case PROP_SILENT:
+ dec->silent = g_value_get_boolean (value);
+ break;
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ break;
+ }
+}
+
+static void
+gst_vdpaudecoder_get_property (GObject * object, guint prop_id,
+ GValue * value, GParamSpec * pspec)
+{
+ GstVDPAUDecoder *dec = GST_VDPAUDECODER (object);
+
+ switch (prop_id) {
+ case PROP_DISPLAY:
+ g_value_set_string (value, dec->display);
+ break;
+ case PROP_SILENT:
+ g_value_set_boolean (value, dec->silent);
+ break;
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ break;
+ }
+}
+
+static gboolean
+plugin_init (GstPlugin * plugin)
+{
+ return TRUE;
+}
+
+GST_PLUGIN_DEFINE (GST_VERSION_MAJOR,
+ GST_VERSION_MINOR,
+ "vdpau",
+ "vdpau elements",
+ plugin_init, VERSION, GST_LICENSE, GST_PACKAGE_NAME, GST_PACKAGE_ORIGIN)
diff --git a/sys/vdpau/gstvdpaudecoder.h b/sys/vdpau/gstvdpaudecoder.h
new file mode 100644
index 00000000..83506866
--- /dev/null
+++ b/sys/vdpau/gstvdpaudecoder.h
@@ -0,0 +1,66 @@
+/*
+ * GStreamer
+ * Copyright (C) 2006 Stefan Kost <ensonic@users.sf.net>
+ * Copyright (C) 2009 Carl-Anton Ingmarsson <ca.ingmarsson@gmail.com>
+ *
+ * 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.
+ */
+
+#ifndef __GST_VDPAUDECODER_H__
+#define __GST_VDPAUDECODER_H__
+
+#include <gst/gst.h>
+#include <gst/base/gstbasetransform.h>
+
+#include <vdpau/vdpau.h>
+
+G_BEGIN_DECLS
+
+#define GST_TYPE_VDPAUDECODER \
+ (gst_vdpaudecoder_get_type())
+#define GST_VDPAUDECODER(obj) \
+ (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_VDPAUDECODER,GstVDPAUDecoder))
+#define GST_VDPAUDECODER_CLASS(klass) \
+ (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_VDPAUDECODER,GstVDPAUDecoderClass))
+#define GST_IS_VDPAUDECODER(obj) \
+ (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_VDPAUDECODER))
+#define GST_IS_VDPAUDECODER_CLASS(klass) \
+ (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_VDPAUDECODER))
+
+typedef struct _GstVDPAUDecoder GstVDPAUDecoder;
+typedef struct _GstVDPAUDecoderClass GstVDPAUDecoderClass;
+
+struct _GstVDPAUDecoder {
+ GstElement element;
+
+ gchar *display;
+ VdpDevice device;
+
+ GstPad *src;
+ GstPad *sink;
+
+ gboolean silent;
+};
+
+struct _GstVDPAUDecoderClass {
+ GstBaseTransformClass parent_class;
+};
+
+GType gst_vdpaudecoder_get_type (void);
+
+G_END_DECLS
+
+#endif /* __GST_VDPAUDECODER_H__ */