vdpau: rename all files and objects from Vdpau to Vdp

1 files changed, 269 insertions, 0 deletions

diff --git a/sys/vdpau/gstvdpdevice.c b/sys/vdpau/gstvdpdevice.c
new file mode 100644
index 000000000..1dc42d68e
--- /dev/null
+++ b/sys/vdpau/gstvdpdevice.c
@@ -0,0 +1,269 @@
+/* 
+ * GStreamer
+ * 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.
+ */
+
+#include <vdpau/vdpau_x11.h>
+#include <gst/gst.h>
+
+#include "gstvdpdevice.h"
+
+GST_DEBUG_CATEGORY_STATIC (gst_vdp_device_debug);
+#define GST_CAT_DEFAULT gst_vdp_device_debug
+
+enum
+{
+  PROP_0,
+  PROP_DISPLAY
+};
+
+
+
+G_DEFINE_TYPE (GstVdpDevice, gst_vdp_device, G_TYPE_OBJECT);
+
+static void
+gst_vdp_device_init (GstVdpDevice * device)
+{
+  device->display_name = NULL;
+  device->display = NULL;
+  device->device = VDP_INVALID_HANDLE;
+}
+
+static void
+gst_vdp_device_finalize (GObject * object)
+{
+  GstVdpDevice *device = (GstVdpDevice *) object;
+
+  device->vdp_device_destroy (device->device);
+  g_free (device->display_name);
+
+  G_OBJECT_CLASS (gst_vdp_device_parent_class)->finalize (object);
+
+}
+
+static void
+gst_vdp_device_constructed (GObject * object)
+{
+  GstVdpDevice *device = (GstVdpDevice *) object;
+  gint screen;
+  VdpStatus status;
+  gint i;
+
+  typedef struct
+  {
+    gint id;
+    void *func;
+  } VdpFunction;
+
+  VdpFunction vdp_function[] = {
+    {VDP_FUNC_ID_DEVICE_DESTROY, &device->vdp_device_destroy},
+    {VDP_FUNC_ID_VIDEO_SURFACE_CREATE,
+        &device->vdp_video_surface_create},
+    {VDP_FUNC_ID_VIDEO_SURFACE_DESTROY,
+        &device->vdp_video_surface_destroy},
+    {VDP_FUNC_ID_VIDEO_SURFACE_QUERY_CAPABILITIES,
+        &device->vdp_video_surface_query_capabilities},
+    {VDP_FUNC_ID_VIDEO_SURFACE_QUERY_GET_PUT_BITS_Y_CB_CR_CAPABILITIES,
+        &device->vdp_video_surface_query_ycbcr_capabilities},
+    {VDP_FUNC_ID_VIDEO_SURFACE_GET_BITS_Y_CB_CR,
+        &device->vdp_video_surface_get_bits_ycbcr},
+    {VDP_FUNC_ID_VIDEO_SURFACE_PUT_BITS_Y_CB_CR,
+        &device->vdp_video_surface_put_bits_ycbcr},
+    {VDP_FUNC_ID_VIDEO_SURFACE_GET_PARAMETERS,
+        &device->vdp_video_surface_get_parameters},
+    {VDP_FUNC_ID_DECODER_CREATE, &device->vdp_decoder_create},
+    {VDP_FUNC_ID_DECODER_RENDER, &device->vdp_decoder_render},
+    {VDP_FUNC_ID_DECODER_DESTROY, &device->vdp_decoder_destroy},
+    {VDP_FUNC_ID_DECODER_QUERY_CAPABILITIES,
+        &device->vdp_decoder_query_capabilities},
+    {VDP_FUNC_ID_DECODER_GET_PARAMETERS,
+        &device->vdp_decoder_get_parameters},
+    {0, NULL}
+  };
+
+  device->display = XOpenDisplay (device->display_name);
+  if (!device->display) {
+    GST_ERROR_OBJECT (device, "Could not open X display with name: %s",
+        device->display_name);
+    return;
+  }
+
+  screen = DefaultScreen (device->display);
+  status =
+      vdp_device_create_x11 (device->display, screen, &device->device,
+      &device->vdp_get_proc_address);
+  if (status != VDP_STATUS_OK) {
+    GST_ERROR_OBJECT (device, "Could not create VDPAU device");
+    XCloseDisplay (device->display);
+    device->display = NULL;
+
+    return;
+  }
+
+  status = device->vdp_get_proc_address (device->device,
+      VDP_FUNC_ID_GET_ERROR_STRING, (void **) &device->vdp_get_error_string);
+  if (status != VDP_STATUS_OK) {
+    GST_ERROR_OBJECT (device,
+        "Could not get vdp_get_error_string function pointer from VDPAU");
+    goto error;
+  }
+
+  for (i = 0; vdp_function[i].func != NULL; i++) {
+    status = device->vdp_get_proc_address (device->device,
+        vdp_function[i].id, vdp_function[i].func);
+
+    if (status != VDP_STATUS_OK) {
+      GST_ERROR_OBJECT (device, "Could not get function pointer from VDPAU,"
+          " error returned was: %s", device->vdp_get_error_string (status));
+      goto error;
+    }
+  }
+
+  return;
+
+error:
+  XCloseDisplay (device->display);
+  device->display = NULL;
+
+  if (device->device != VDP_INVALID_HANDLE) {
+    device->vdp_device_destroy (device->device);
+    device->device = VDP_INVALID_HANDLE;
+  }
+}
+
+static void
+gst_vdp_device_set_property (GObject * object, guint prop_id,
+    const GValue * value, GParamSpec * pspec)
+{
+  GstVdpDevice *device;
+
+  g_return_if_fail (GST_IS_VDPAU_DEVICE (object));
+
+  device = (GstVdpDevice *) object;
+
+  switch (prop_id) {
+    case PROP_DISPLAY:
+      device->display_name = g_value_dup_string (value);
+      break;
+    default:
+      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+      break;
+  }
+}
+
+static void
+gst_vdp_device_get_property (GObject * object, guint prop_id, GValue * value,
+    GParamSpec * pspec)
+{
+  GstVdpDevice *device;
+
+  g_return_if_fail (GST_IS_VDPAU_DEVICE (object));
+
+  device = (GstVdpDevice *) object;
+
+  switch (prop_id) {
+    case PROP_DISPLAY:
+      g_value_set_string (value, device->display_name);
+      break;
+    default:
+      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+      break;
+  }
+}
+
+static void
+gst_vdp_device_class_init (GstVdpDeviceClass * klass)
+{
+  GObjectClass *object_class = G_OBJECT_CLASS (klass);
+
+  object_class->constructed = gst_vdp_device_constructed;
+  object_class->finalize = gst_vdp_device_finalize;
+  object_class->get_property = gst_vdp_device_get_property;
+  object_class->set_property = gst_vdp_device_set_property;
+
+
+  g_object_class_install_property (object_class,
+      PROP_DISPLAY,
+      g_param_spec_string ("display",
+          "Display",
+          "X Display Name",
+          "", G_PARAM_READABLE | G_PARAM_WRITABLE | G_PARAM_CONSTRUCT_ONLY));
+
+  GST_DEBUG_CATEGORY_INIT (gst_vdp_device_debug, "vdpaudevice",
+      0, "vdpaudevice");
+}
+
+GstVdpDevice *
+gst_vdp_device_new (const gchar * display_name)
+{
+  GstVdpDevice *device;
+
+  device = g_object_new (GST_TYPE_VDPAU_DEVICE, "display", display_name);
+
+  return device;
+}
+
+static void
+device_destroyed_cb (gpointer data, GObject * object)
+{
+  GHashTable *devices_hash = data;
+  GHashTableIter iter;
+  gpointer device;
+
+  g_hash_table_iter_init (&iter, devices_hash);
+  while (g_hash_table_iter_next (&iter, NULL, &device)) {
+    if (device == object) {
+      g_hash_table_iter_remove (&iter);
+      break;
+    }
+  }
+}
+
+static gpointer
+create_devices_hash (gpointer data)
+{
+  return g_hash_table_new_full (g_str_hash, g_str_equal, g_free, NULL);
+}
+
+GstVdpDevice *
+gst_vdp_get_device (const gchar * display_name)
+{
+  static GOnce my_once = G_ONCE_INIT;
+  GHashTable *devices_hash;
+  GstVdpDevice *device;
+
+  g_once (&my_once, create_devices_hash, NULL);
+  devices_hash = my_once.retval;
+
+  if (display_name)
+    device = g_hash_table_lookup (devices_hash, display_name);
+  else
+    device = g_hash_table_lookup (devices_hash, "");
+
+  if (!device) {
+    device = gst_vdp_device_new (display_name);
+    g_object_weak_ref (G_OBJECT (device), device_destroyed_cb, devices_hash);
+    if (display_name)
+      g_hash_table_insert (devices_hash, g_strdup (display_name), device);
+    else
+      g_hash_table_insert (devices_hash, g_strdup (""), device);
+  } else
+    g_object_ref (device);
+
+  return device;
+}