vdpau: Port to 1.0

New base class for vdpau decoders
* mpeg2 ported and activated
* h264 ported but deactivated
* Uses GstMpegVideo meta

1 files changed, 334 insertions, 0 deletions

diff --git a/sys/vdpau/gstvdpdevice.c b/sys/vdpau/gstvdpdevice.c
new file mode 100644
index 000000000..18fe586b7
--- /dev/null
+++ b/sys/vdpau/gstvdpdevice.c
@@ -0,0 +1,334 @@
+/* 
+ * 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., 51 Franklin St, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+ */
+
+/* FIXME 0.11: suppress warnings for deprecated API such as GStaticRecMutex
+ * with newer GLib versions (>= 2.31.0) */
+#define GLIB_DISABLE_DEPRECATION_WARNINGS
+
+#include "gstvdpdevice.h"
+
+GST_DEBUG_CATEGORY_STATIC (gst_vdp_device_debug);
+#define GST_CAT_DEFAULT gst_vdp_device_debug
+
+#define DEBUG_INIT(bla) \
+GST_DEBUG_CATEGORY_INIT (gst_vdp_device_debug, "vdpdevice", 0, "VDPAU device object");
+
+enum
+{
+  PROP_0,
+  PROP_DISPLAY
+};
+
+G_DEFINE_TYPE_WITH_CODE (GstVdpDevice, gst_vdp_device, G_TYPE_OBJECT,
+    DEBUG_INIT ());
+
+static gboolean
+gst_vdp_device_open (GstVdpDevice * device, GError ** error)
+{
+  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},
+    {VDP_FUNC_ID_VIDEO_MIXER_CREATE, &device->vdp_video_mixer_create},
+    {VDP_FUNC_ID_VIDEO_MIXER_DESTROY, &device->vdp_video_mixer_destroy},
+    {VDP_FUNC_ID_VIDEO_MIXER_RENDER, &device->vdp_video_mixer_render},
+    {VDP_FUNC_ID_VIDEO_MIXER_SET_FEATURE_ENABLES,
+        &device->vdp_video_mixer_set_feature_enables},
+    {VDP_FUNC_ID_VIDEO_MIXER_SET_ATTRIBUTE_VALUES,
+        &device->vdp_video_mixer_set_attribute_values},
+    {VDP_FUNC_ID_OUTPUT_SURFACE_CREATE, &device->vdp_output_surface_create},
+    {VDP_FUNC_ID_OUTPUT_SURFACE_DESTROY, &device->vdp_output_surface_destroy},
+    {VDP_FUNC_ID_OUTPUT_SURFACE_QUERY_CAPABILITIES,
+        &device->vdp_output_surface_query_capabilities},
+    {VDP_FUNC_ID_OUTPUT_SURFACE_GET_BITS_NATIVE,
+        &device->vdp_output_surface_get_bits_native},
+    {VDP_FUNC_ID_PRESENTATION_QUEUE_TARGET_CREATE_X11,
+        &device->vdp_presentation_queue_target_create_x11},
+    {VDP_FUNC_ID_PRESENTATION_QUEUE_TARGET_DESTROY,
+        &device->vdp_presentation_queue_target_destroy},
+    {VDP_FUNC_ID_PRESENTATION_QUEUE_CREATE,
+        &device->vdp_presentation_queue_create},
+    {VDP_FUNC_ID_PRESENTATION_QUEUE_DESTROY,
+        &device->vdp_presentation_queue_destroy},
+    {VDP_FUNC_ID_PRESENTATION_QUEUE_DISPLAY,
+        &device->vdp_presentation_queue_display},
+    {VDP_FUNC_ID_PRESENTATION_QUEUE_BLOCK_UNTIL_SURFACE_IDLE,
+        &device->vdp_presentation_queue_block_until_surface_idle},
+    {VDP_FUNC_ID_PRESENTATION_QUEUE_SET_BACKGROUND_COLOR,
+        &device->vdp_presentation_queue_set_background_color},
+    {VDP_FUNC_ID_PRESENTATION_QUEUE_QUERY_SURFACE_STATUS,
+        &device->vdp_presentation_queue_query_surface_status}
+  };
+
+  GST_DEBUG_OBJECT (device, "Opening the device for display '%s'",
+      device->display_name);
+
+  device->display = XOpenDisplay (device->display_name);
+  if (!device->display)
+    goto create_display_error;
+
+  screen = DefaultScreen (device->display);
+  status =
+      vdp_device_create_x11 (device->display, screen, &device->device,
+      &device->vdp_get_proc_address);
+  if (status != VDP_STATUS_OK)
+    goto create_device_error;
+
+  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)
+    goto get_error_string_error;
+
+  for (i = 0; i < G_N_ELEMENTS (vdp_function); i++) {
+    status = device->vdp_get_proc_address (device->device,
+        vdp_function[i].id, vdp_function[i].func);
+
+    if (status != VDP_STATUS_OK)
+      goto function_error;
+  }
+
+  GST_DEBUG_OBJECT (device, "Succesfully opened the device");
+
+  return TRUE;
+
+create_display_error:
+  g_set_error (error, GST_RESOURCE_ERROR, GST_RESOURCE_ERROR_OPEN_READ,
+      "Could not open X display with name: %s", device->display_name);
+  return FALSE;
+
+create_device_error:
+  g_set_error (error, GST_RESOURCE_ERROR, GST_RESOURCE_ERROR_OPEN_READ,
+      "Could not create VDPAU device for display: %s", device->display_name);
+  return FALSE;
+
+get_error_string_error:
+  g_set_error (error, GST_RESOURCE_ERROR, GST_RESOURCE_ERROR_OPEN_READ,
+      "Could not get vdp_get_error_string function pointer from VDPAU");
+  return FALSE;
+
+function_error:
+  g_set_error (error, GST_RESOURCE_ERROR, GST_RESOURCE_ERROR_OPEN_READ,
+      "Could not get function pointer from VDPAU, error returned was: %s",
+      device->vdp_get_error_string (status));
+  return FALSE;
+}
+
+static GstVdpDevice *
+gst_vdp_device_new (const gchar * display_name, GError ** error)
+{
+  GstVdpDevice *device;
+
+  device = g_object_new (GST_TYPE_VDP_DEVICE, "display", display_name, NULL);
+
+  if (!gst_vdp_device_open (device, error)) {
+    g_object_unref (device);
+    return NULL;
+  }
+
+  return device;
+}
+
+static void
+gst_vdp_device_init (GstVdpDevice * device)
+{
+  device->display_name = NULL;
+  device->display = NULL;
+  device->device = VDP_INVALID_HANDLE;
+  device->vdp_decoder_destroy = NULL;
+}
+
+static void
+gst_vdp_device_finalize (GObject * object)
+{
+  GstVdpDevice *device = (GstVdpDevice *) object;
+
+  if (device->device != VDP_INVALID_HANDLE && device->vdp_decoder_destroy) {
+    device->vdp_device_destroy (device->device);
+    device->device = VDP_INVALID_HANDLE;
+  }
+
+  if (device->display) {
+    XCloseDisplay (device->display);
+    device->display = NULL;
+  }
+
+  g_free (device->display_name);
+  device->display_name = NULL;
+
+  G_OBJECT_CLASS (gst_vdp_device_parent_class)->finalize (object);
+}
+
+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_VDP_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_VDP_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->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));
+}
+
+typedef struct
+{
+  GHashTable *hash_table;
+  GMutex *mutex;
+} GstVdpDeviceCache;
+
+static void
+device_destroyed_cb (gpointer data, GObject * object)
+{
+  GstVdpDeviceCache *device_cache = data;
+  GHashTableIter iter;
+  gpointer device;
+
+  GST_DEBUG ("Removing object from hash table");
+
+  g_mutex_lock (device_cache->mutex);
+
+  g_hash_table_iter_init (&iter, device_cache->hash_table);
+  while (g_hash_table_iter_next (&iter, NULL, &device)) {
+    if (device == object) {
+      g_hash_table_iter_remove (&iter);
+      break;
+    }
+  }
+
+  g_mutex_unlock (device_cache->mutex);
+}
+
+GstVdpDevice *
+gst_vdp_get_device (const gchar * display_name, GError ** error)
+{
+  static gsize once = 0;
+  static GstVdpDeviceCache device_cache;
+  GstVdpDevice *device;
+
+  GST_DEBUG ("display_name '%s'", display_name);
+
+  if (g_once_init_enter (&once)) {
+    device_cache.hash_table =
+        g_hash_table_new_full (g_str_hash, g_str_equal, g_free, NULL);
+    device_cache.mutex = g_mutex_new ();
+
+    g_once_init_leave (&once, 1);
+  }
+
+  g_mutex_lock (device_cache.mutex);
+
+  if (display_name)
+    device = g_hash_table_lookup (device_cache.hash_table, display_name);
+  else
+    device = g_hash_table_lookup (device_cache.hash_table, "");
+
+  if (!device) {
+    GST_DEBUG ("No cached device, creating a new one");
+    device = gst_vdp_device_new (display_name, error);
+    if (device) {
+      g_object_weak_ref (G_OBJECT (device), device_destroyed_cb, &device_cache);
+      if (display_name)
+        g_hash_table_insert (device_cache.hash_table, g_strdup (display_name),
+            device);
+      else
+        g_hash_table_insert (device_cache.hash_table, g_strdup (""), device);
+    } else
+      GST_ERROR ("Could not create GstVdpDevice !");
+  } else
+    g_object_ref (device);
+
+  g_mutex_unlock (device_cache.mutex);
+
+  return device;
+}