omxwmvdec: Add WMV video decoder element

omx/Makefile.am

@@ -7,6 +7,7 @@ libgstopenmax_la_SOURCES = \
 	gstomxmpeg4videodec.c \
 	gstomxh264dec.c \
 	gstomxh263dec.c \
+	gstomxwmvdec.c \
 	gstomxmpeg4videoenc.c \
 	gstomxh264enc.c \
 	gstbasevideocodec.c \
@@ -21,6 +22,7 @@ noinst_HEADERS = \
 	gstomxmpeg4videodec.h \
 	gstomxh264dec.h \
 	gstomxh263dec.h \
+	gstomxwmvdec.h \
 	gstomxmpeg4videoenc.h \
 	gstomxh264enc.h \
 	gstbasevideocodec.h \

omx/gstomx.c

@@ -29,6 +29,7 @@
 #include "gstomxmpeg4videodec.h"
 #include "gstomxh264dec.h"
 #include "gstomxh263dec.h"
+#include "gstomxwmvdec.h"
 #include "gstomxmpeg4videoenc.h"
 #include "gstomxh264enc.h"
 
@@ -1634,7 +1635,7 @@ GQuark gst_omx_element_name_quark = 0;
 
 static GType (*types[]) (void) = {
 gst_omx_mpeg4_video_dec_get_type, gst_omx_h264_dec_get_type,
-      gst_omx_h263_dec_get_type,
+      gst_omx_h263_dec_get_type, gst_omx_wmv_dec_get_type,
       gst_omx_mpeg4_video_enc_get_type, gst_omx_h264_enc_get_type};
 
 static GKeyFile *config = NULL;

omx/gstomxwmvdec.c

@@ -0,0 +1,119 @@
+/*
+ * Copyright (C) 2011, Hewlett-Packard Development Company, L.P.
+ *   Author: Sebastian Dröge <sebastian.droege@collabora.co.uk>, Collabora Ltd.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation
+ * version 2.1 of the License.
+ *
+ * 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301 USA
+ *
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <gst/gst.h>
+
+#include "gstomxwmvdec.h"
+
+GST_DEBUG_CATEGORY_STATIC (gst_omx_wmv_dec_debug_category);
+#define GST_CAT_DEFAULT gst_omx_wmv_dec_debug_category
+
+/* prototypes */
+static void gst_omx_wmv_dec_finalize (GObject * object);
+static gboolean gst_omx_wmv_dec_is_format_change (GstOMXVideoDec * dec,
+    GstOMXPort * port, GstVideoState * state);
+static gboolean gst_omx_wmv_dec_set_format (GstOMXVideoDec * dec,
+    GstOMXPort * port, GstVideoState * state);
+
+enum
+{
+  PROP_0
+};
+
+/* class initialization */
+
+#define DEBUG_INIT(bla) \
+  GST_DEBUG_CATEGORY_INIT (gst_omx_wmv_dec_debug_category, "omxwmvdec", 0, \
+      "debug category for gst-omx video decoder base class");
+
+GST_BOILERPLATE_FULL (GstOMXWMVDec, gst_omx_wmv_dec,
+    GstOMXVideoDec, GST_TYPE_OMX_VIDEO_DEC, DEBUG_INIT);
+
+static void
+gst_omx_wmv_dec_base_init (gpointer g_class)
+{
+  GstElementClass *element_class = GST_ELEMENT_CLASS (g_class);
+  GstOMXVideoDecClass *videodec_class = GST_OMX_VIDEO_DEC_CLASS (g_class);
+
+  gst_element_class_set_details_simple (element_class,
+      "OpenMAX WMV Video Decoder",
+      "Codec/Decoder/Video",
+      "Decode WMV video streams",
+      "Sebastian Dröge <sebastian.droege@collabora.co.uk>");
+
+  /* If no role was set from the config file we set the
+   * default WMV video decoder role */
+  if (!videodec_class->component_role)
+    videodec_class->component_role = "video_decoder.wmv";
+}
+
+static void
+gst_omx_wmv_dec_class_init (GstOMXWMVDecClass * klass)
+{
+  GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
+  GstOMXVideoDecClass *videodec_class = GST_OMX_VIDEO_DEC_CLASS (klass);
+
+  gobject_class->finalize = gst_omx_wmv_dec_finalize;
+
+  videodec_class->is_format_change =
+      GST_DEBUG_FUNCPTR (gst_omx_wmv_dec_is_format_change);
+  videodec_class->set_format = GST_DEBUG_FUNCPTR (gst_omx_wmv_dec_set_format);
+
+  videodec_class->default_sink_template_caps = "video/x-wmv";
+  videodec_class->default_src_template_caps = GST_VIDEO_CAPS_YUV ("I420");
+}
+
+static void
+gst_omx_wmv_dec_init (GstOMXWMVDec * self, GstOMXWMVDecClass * klass)
+{
+}
+
+static void
+gst_omx_wmv_dec_finalize (GObject * object)
+{
+  /* GstOMXWMVDec *self = GST_OMX_WMV_DEC (object); */
+
+  G_OBJECT_CLASS (parent_class)->finalize (object);
+}
+
+static gboolean
+gst_omx_wmv_dec_is_format_change (GstOMXVideoDec * dec,
+    GstOMXPort * port, GstVideoState * state)
+{
+  return FALSE;
+}
+
+static gboolean
+gst_omx_wmv_dec_set_format (GstOMXVideoDec * dec, GstOMXPort * port,
+    GstVideoState * state)
+{
+  gboolean ret;
+  OMX_PARAM_PORTDEFINITIONTYPE port_def;
+
+  gst_omx_port_get_port_definition (port, &port_def);
+  port_def.format.video.eCompressionFormat = OMX_VIDEO_CodingWMV;
+  ret = gst_omx_port_update_port_definition (port, &port_def);
+
+  return ret;
+}

omx/gstomxwmvdec.h

@@ -0,0 +1,60 @@
+/*
+ * Copyright (C) 2011, Hewlett-Packard Development Company, L.P.
+ *   Author: Sebastian Dröge <sebastian.droege@collabora.co.uk>, Collabora Ltd.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation
+ * version 2.1 of the License.
+ *
+ * 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301 USA
+ *
+ */
+
+#ifndef __GST_OMX_WMV_DEC_H__
+#define __GST_OMX_WMV_DEC_H__
+
+#include <gst/gst.h>
+#include "gstomxvideodec.h"
+
+G_BEGIN_DECLS
+
+#define GST_TYPE_OMX_WMV_DEC \
+  (gst_omx_wmv_dec_get_type())
+#define GST_OMX_WMV_DEC(obj) \
+  (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_OMX_WMV_DEC,GstOMXWMVDec))
+#define GST_OMX_WMV_DEC_CLASS(klass) \
+  (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_OMX_WMV_DEC,GstOMXWMVDecClass))
+#define GST_OMX_WMV_DEC_GET_CLASS(obj) \
+  (G_TYPE_INSTANCE_GET_CLASS((obj),GST_TYPE_OMX_WMV_DEC,GstOMXWMVDecClass))
+#define GST_IS_OMX_WMV_DEC(obj) \
+  (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_OMX_WMV_DEC))
+#define GST_IS_OMX_WMV_DEC_CLASS(obj) \
+  (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_OMX_WMV_DEC))
+
+typedef struct _GstOMXWMVDec GstOMXWMVDec;
+typedef struct _GstOMXWMVDecClass GstOMXWMVDecClass;
+
+struct _GstOMXWMVDec
+{
+  GstOMXVideoDec parent;
+};
+
+struct _GstOMXWMVDecClass
+{
+  GstOMXVideoDecClass parent_class;
+};
+
+GType gst_omx_wmv_dec_get_type (void);
+
+G_END_DECLS
+
+#endif /* __GST_OMX_WMV_DEC_H__ */
+