plugins: Add JPEG encoder element

gst/vaapi/Makefile.am

@@ -77,6 +77,13 @@ libgstvaapi_source_c += $(libgstvaapi_enc_source_c)
 libgstvaapi_source_h += $(libgstvaapi_enc_source_h)
 endif
 
+libgstvaapi_jpegenc_source_c = gstvaapiencode_jpeg.c
+libgstvaapi_jpegenc_source_h = gstvaapiencode_jpeg.h
+if USE_JPEG_ENCODER
+libgstvaapi_source_c += $(libgstvaapi_jpegenc_source_c)
+libgstvaapi_source_h += $(libgstvaapi_jpegenc_source_h)
+endif
+
 libgstvaapi_x11_source_c = gstvaapivideoconverter_x11.c
 libgstvaapi_x11_source_h = gstvaapivideoconverter_x11.h
 
@@ -237,6 +244,8 @@ CLEANFILES = \
 EXTRA_DIST = \
 	$(libgstvaapi_enc_source_c)	 \
 	$(libgstvaapi_enc_source_h)	 \
+        $(libgstvaapi_jpeg_enc_source_c) \
+        $(libgstvaapi_jpeg_enc_source_h) \
 	$(libgstvaapi_x11_source_c)	 \
 	$(libgstvaapi_x11_source_h)	 \
 	$(libgstvaapi_glx_source_c)	 \

gst/vaapi/gstvaapi.c

@@ -35,6 +35,10 @@
 #include "gstvaapiencode_mpeg2.h"
 #endif
 
+#if USE_JPEG_ENCODER
+#include "gstvaapiencode_jpeg.h"
+#endif
+
 #define PLUGIN_NAME     "vaapi"
 #define PLUGIN_DESC     "VA-API based elements"
 #define PLUGIN_LICENSE  "LGPL"
@@ -67,6 +71,11 @@ plugin_init (GstPlugin *plugin)
                          GST_RANK_PRIMARY,
                          GST_TYPE_VAAPIENCODE_MPEG2);
 #endif
+#if USE_JPEG_ENCODER
+    gst_element_register(plugin, "vaapiencode_jpeg",
+                         GST_RANK_PRIMARY,
+                         GST_TYPE_VAAPIENCODE_JPEG);
+#endif
 
     return TRUE;
 }

gst/vaapi/gstvaapiencode_jpeg.c

@@ -0,0 +1,172 @@
+/*
+ *  gstvaapiencode_jpeg.c - VA-API JPEG encoder
+ *
+ *  Copyright (C) 2015 Intel Corporation
+ *    Author: Sreerenj Balachandran <sreerenj.balachandran@intel.com>
+ *
+ *  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; either version 2.1
+ *  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
+ *  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
+ */
+
+#include "gst/vaapi/sysdeps.h"
+#include <gst/vaapi/gstvaapidisplay.h>
+#include <gst/vaapi/gstvaapiencoder_jpeg.h>
+#include "gstvaapiencode_jpeg.h"
+#include "gstvaapipluginutil.h"
+#if GST_CHECK_VERSION(1,0,0)
+#include "gstvaapivideomemory.h"
+#endif
+
+#define GST_PLUGIN_NAME "vaapiencode_jpeg"
+#define GST_PLUGIN_DESC "A VA-API based JPEG video encoder"
+
+GST_DEBUG_CATEGORY_STATIC (gst_vaapi_jpeg_encode_debug);
+#define GST_CAT_DEFAULT gst_vaapi_jpeg_encode_debug
+
+#define GST_CODEC_CAPS                          \
+  "image/jpeg"
+
+/* *INDENT-OFF* */
+static const char gst_vaapiencode_jpeg_sink_caps_str[] =
+#if GST_CHECK_VERSION(1,1,0)
+  GST_VIDEO_CAPS_MAKE_WITH_FEATURES (GST_CAPS_FEATURE_MEMORY_VAAPI_SURFACE,
+      "{ ENCODED, NV12, I420, YV12 }") ", "
+#else
+  GST_VAAPI_SURFACE_CAPS ", "
+#endif
+  GST_CAPS_INTERLACED_FALSE "; "
+#if GST_CHECK_VERSION(1,0,0)
+  GST_VIDEO_CAPS_MAKE (GST_VIDEO_FORMATS_ALL) ", "
+#endif
+  GST_CAPS_INTERLACED_FALSE;
+/* *INDENT-ON* */
+
+/* *INDENT-OFF* */
+static const char gst_vaapiencode_jpeg_src_caps_str[] =
+  GST_CODEC_CAPS;
+/* *INDENT-ON* */
+
+/* *INDENT-OFF* */
+static GstStaticPadTemplate gst_vaapiencode_jpeg_sink_factory =
+  GST_STATIC_PAD_TEMPLATE ("sink",
+      GST_PAD_SINK,
+      GST_PAD_ALWAYS,
+      GST_STATIC_CAPS (gst_vaapiencode_jpeg_sink_caps_str));
+/* *INDENT-ON* */
+
+/* *INDENT-OFF* */
+static GstStaticPadTemplate gst_vaapiencode_jpeg_src_factory =
+  GST_STATIC_PAD_TEMPLATE ("src",
+      GST_PAD_SRC,
+      GST_PAD_ALWAYS,
+      GST_STATIC_CAPS (gst_vaapiencode_jpeg_src_caps_str));
+/* *INDENT-ON* */
+
+/* jpeg encode */
+G_DEFINE_TYPE (GstVaapiEncodeJpeg, gst_vaapiencode_jpeg,
+    GST_TYPE_VAAPIENCODE);
+
+static void
+gst_vaapiencode_jpeg_init (GstVaapiEncodeJpeg * encode)
+{
+  gst_vaapiencode_init_properties (GST_VAAPIENCODE_CAST (encode));
+}
+
+static void
+gst_vaapiencode_jpeg_finalize (GObject * object)
+{
+  G_OBJECT_CLASS (gst_vaapiencode_jpeg_parent_class)->finalize (object);
+}
+
+static void
+gst_vaapiencode_jpeg_set_property (GObject * object,
+    guint prop_id, const GValue * value, GParamSpec * pspec)
+{
+  GstVaapiEncodeClass *const encode_class = GST_VAAPIENCODE_GET_CLASS (object);
+  GstVaapiEncode *const base_encode = GST_VAAPIENCODE_CAST (object);
+
+  switch (prop_id) {
+    default:
+      if (!encode_class->set_property (base_encode, prop_id, value))
+        G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+      break;
+  }
+}
+
+static void
+gst_vaapiencode_jpeg_get_property (GObject * object,
+    guint prop_id, GValue * value, GParamSpec * pspec)
+{
+  GstVaapiEncodeClass *const encode_class = GST_VAAPIENCODE_GET_CLASS (object);
+  GstVaapiEncode *const base_encode = GST_VAAPIENCODE_CAST (object);
+
+  switch (prop_id) {
+    default:
+      if (!encode_class->get_property (base_encode, prop_id, value))
+        G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+      break;
+  }
+}
+
+static GstCaps *
+gst_vaapiencode_jpeg_get_caps (GstVaapiEncode * base_encode)
+{
+  GstCaps *caps;
+
+  caps = gst_caps_from_string (GST_CODEC_CAPS);
+
+  return caps;
+}
+
+static GstVaapiEncoder *
+gst_vaapiencode_jpeg_alloc_encoder (GstVaapiEncode * base,
+    GstVaapiDisplay * display)
+{
+  return gst_vaapi_encoder_jpeg_new (display);
+}
+
+static void
+gst_vaapiencode_jpeg_class_init (GstVaapiEncodeJpegClass * klass)
+{
+  GObjectClass *const object_class = G_OBJECT_CLASS (klass);
+  GstElementClass *const element_class = GST_ELEMENT_CLASS (klass);
+  GstVaapiEncodeClass *const encode_class = GST_VAAPIENCODE_CLASS (klass);
+
+  GST_DEBUG_CATEGORY_INIT (gst_vaapi_jpeg_encode_debug,
+      GST_PLUGIN_NAME, 0, GST_PLUGIN_DESC);
+
+  object_class->finalize = gst_vaapiencode_jpeg_finalize;
+  object_class->set_property = gst_vaapiencode_jpeg_set_property;
+  object_class->get_property = gst_vaapiencode_jpeg_get_property;
+
+  encode_class->get_properties = gst_vaapi_encoder_jpeg_get_default_properties;
+  encode_class->get_caps = gst_vaapiencode_jpeg_get_caps;
+  encode_class->alloc_encoder = gst_vaapiencode_jpeg_alloc_encoder;
+
+  gst_element_class_set_static_metadata (element_class,
+      "VA-API JPEG encoder",
+      "Codec/Encoder/Image",
+      GST_PLUGIN_DESC, "Sreerenj Balachandran <sreerenj.balachandran@intel.com>");
+
+  /* sink pad */
+  gst_element_class_add_pad_template (element_class,
+      gst_static_pad_template_get (&gst_vaapiencode_jpeg_sink_factory));
+
+  /* src pad */
+  gst_element_class_add_pad_template (element_class,
+      gst_static_pad_template_get (&gst_vaapiencode_jpeg_src_factory));
+
+  gst_vaapiencode_class_init_properties (encode_class);
+}

gst/vaapi/gstvaapiencode_jpeg.h

@@ -0,0 +1,69 @@
+/*
+ *  gstvaapiencode_jpeg.h - VA-API JPEG encoder
+ *
+ *  Copyright (C) 2015 Intel Corporation
+ *    Author: Sreerenj Balachandran <sreerenj.balachandran@intel.com>
+ *
+ *  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; either version 2.1
+ *  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
+ *  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_VAAPIENCODE_JPEG_H
+#define GST_VAAPIENCODE_JPEG_H
+
+#include <gst/gst.h>
+#include "gstvaapiencode.h"
+
+G_BEGIN_DECLS
+
+#define GST_TYPE_VAAPIENCODE_JPEG \
+    (gst_vaapiencode_jpeg_get_type ())
+#define GST_VAAPIENCODE_JPEG_CAST(obj) \
+  ((GstVaapiEncodeJpeg *)(obj))
+#define GST_VAAPIENCODE_JPEG(obj) \
+  (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_VAAPIENCODE_JPEG, \
+      GstVaapiEncodeJpeg))
+#define GST_VAAPIENCODE_JPEG_CLASS(klass) \
+  (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_VAAPIENCODE_JPEG, \
+      GstVaapiEncodeJpegClass))
+#define GST_VAAPIENCODE_JPEG_GET_CLASS(obj) \
+  (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_VAAPIENCODE_JPEG, \
+      GstVaapiEncodeJpegClass))
+#define GST_IS_VAAPIENCODE_JPEG(obj) \
+  (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_VAAPIENCODE_JPEG))
+#define GST_IS_VAAPIENCODE_JPEG_CLASS(klass) \
+  (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_VAAPIENCODE_JPEG))
+
+typedef struct _GstVaapiEncodeJpeg GstVaapiEncodeJpeg;
+typedef struct _GstVaapiEncodeJpegClass GstVaapiEncodeJpegClass;
+
+struct _GstVaapiEncodeJpeg
+{
+  /*< private >*/
+  GstVaapiEncode parent_instance;
+};
+
+struct _GstVaapiEncodeJpegClass
+{
+  /*< private >*/
+  GstVaapiEncodeClass parent_class;
+};
+
+GType
+gst_vaapiencode_jpeg_get_type (void) G_GNUC_CONST;
+
+G_END_DECLS
+
+#endif /* GST_VAAPIENCODE_JPEG_H */