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/* GStreamer Intel MSDK plugin
* Copyright (c) 2016, Intel Corporation
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* 3. Neither the name of the copyright holder nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#ifdef HAVE_LIBMFX
# include <mfx/mfxstructures.h>
# include <mfx/mfxjpeg.h>
#else
# include "mfxstructures.h"
# include "mfxjpeg.h"
#endif
#include "gstmsdkmjpegenc.h"
GST_DEBUG_CATEGORY_EXTERN (gst_msdkmjpegenc_debug);
#define GST_CAT_DEFAULT gst_msdkmjpegenc_debug
enum
{
PROP_0,
PROP_QUALITY
};
#define DEFAULT_QUALITY 85
static GstStaticPadTemplate src_factory = GST_STATIC_PAD_TEMPLATE ("src",
GST_PAD_SRC,
GST_PAD_ALWAYS,
GST_STATIC_CAPS ("image/jpeg, "
"framerate = (fraction) [0/1, MAX], "
"width = (int) [ 1, MAX ], height = (int) [ 1, MAX ]")
);
#define gst_msdkmjpegenc_parent_class parent_class
G_DEFINE_TYPE (GstMsdkMJPEGEnc, gst_msdkmjpegenc, GST_TYPE_MSDKENC);
static gboolean
gst_msdkmjpegenc_set_format (GstMsdkEnc * encoder)
{
return TRUE;
}
static gboolean
gst_msdkmjpegenc_configure (GstMsdkEnc * encoder)
{
GstMsdkMJPEGEnc *mjpegenc = GST_MSDKMJPEGENC (encoder);
encoder->param.mfx.CodecId = MFX_CODEC_JPEG;
encoder->param.mfx.Quality = mjpegenc->quality;
encoder->param.mfx.Interleaved = 1;
encoder->param.mfx.RestartInterval = 0;
encoder->param.mfx.BufferSizeInKB = 3072;
return TRUE;
}
static GstCaps *
gst_msdkmjpegenc_set_src_caps (GstMsdkEnc * encoder)
{
GstCaps *caps;
caps = gst_caps_from_string ("image/jpeg");
return caps;
}
static void
gst_msdkmjpegenc_get_property (GObject * object, guint prop_id, GValue * value,
GParamSpec * pspec)
{
GstMsdkMJPEGEnc *thiz = GST_MSDKMJPEGENC (object);
GST_OBJECT_LOCK (thiz);
switch (prop_id) {
case PROP_QUALITY:
g_value_set_uint (value, thiz->quality);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
GST_OBJECT_UNLOCK (thiz);
}
static void
gst_msdkmjpegenc_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec)
{
GstMsdkMJPEGEnc *thiz = GST_MSDKMJPEGENC (object);
GST_OBJECT_LOCK (thiz);
switch (prop_id) {
case PROP_QUALITY:
thiz->quality = g_value_get_uint (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
GST_OBJECT_UNLOCK (thiz);
}
static void
gst_msdkmjpegenc_class_init (GstMsdkMJPEGEncClass * klass)
{
GObjectClass *gobject_class;
GstElementClass *element_class;
GstMsdkEncClass *encoder_class;
gobject_class = G_OBJECT_CLASS (klass);
element_class = GST_ELEMENT_CLASS (klass);
encoder_class = GST_MSDKENC_CLASS (klass);
encoder_class->set_format = gst_msdkmjpegenc_set_format;
encoder_class->configure = gst_msdkmjpegenc_configure;
encoder_class->set_src_caps = gst_msdkmjpegenc_set_src_caps;
gobject_class->get_property = gst_msdkmjpegenc_get_property;
gobject_class->set_property = gst_msdkmjpegenc_set_property;
g_object_class_install_property (gobject_class, PROP_QUALITY,
g_param_spec_uint ("quality", "Quality", "Quality of encoding",
0, 100, DEFAULT_QUALITY, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
gst_element_class_set_static_metadata (element_class,
"Intel MSDK MJPEG encoder",
"Codec/Encoder/Video",
"MJPEG video encoder based on Intel Media SDK",
"Scott D Phillips <scott.d.phillips@intel.com>");
gst_element_class_add_static_pad_template (element_class, &src_factory);
}
static void
gst_msdkmjpegenc_init (GstMsdkMJPEGEnc * thiz)
{
thiz->quality = DEFAULT_QUALITY;
}
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