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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 NEGLIGDECE
* 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
#include "gstmsdkh264dec.h"
GST_DEBUG_CATEGORY_EXTERN (gst_msdkh264dec_debug);
#define GST_CAT_DEFAULT gst_msdkh264dec_debug
static GstStaticPadTemplate sink_factory = GST_STATIC_PAD_TEMPLATE ("sink",
GST_PAD_SINK,
GST_PAD_ALWAYS,
GST_STATIC_CAPS ("video/x-h264, "
"width = (int) [ 1, MAX ], height = (int) [ 1, MAX ], "
"stream-format = (string) byte-stream , alignment = (string) au , "
"profile = (string) { high, main, baseline, constrained-baseline }")
);
#define gst_msdkh264dec_parent_class parent_class
G_DEFINE_TYPE (GstMsdkH264Dec, gst_msdkh264dec, GST_TYPE_MSDKDEC);
static gboolean
gst_msdkh264dec_configure (GstMsdkDec * decoder)
{
GstMsdkH264Dec *h264dec = GST_MSDKH264DEC (decoder);
decoder->param.mfx.CodecId = MFX_CODEC_AVC;
/* This is a deprecated attribute in msdk-2017 version, but some
* customers still using this for low-latency streaming of non-b-frame
* encoded streams */
decoder->param.mfx.DecodedOrder = h264dec->output_order;
return TRUE;
}
static void
gst_msdkdec_h264_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec)
{
GstMsdkH264Dec *thiz = GST_MSDKH264DEC (object);
GstState state;
GST_OBJECT_LOCK (thiz);
state = GST_STATE (thiz);
if (!gst_msdkdec_prop_check_state (state, pspec)) {
GST_WARNING_OBJECT (thiz, "setting property in wrong state");
GST_OBJECT_UNLOCK (thiz);
return;
}
switch (prop_id) {
case GST_MSDKDEC_PROP_OUTPUT_ORDER:
thiz->output_order = g_value_get_enum (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
GST_OBJECT_UNLOCK (thiz);
return;
}
static void
gst_msdkdec_h264_get_property (GObject * object, guint prop_id, GValue * value,
GParamSpec * pspec)
{
GstMsdkH264Dec *thiz = GST_MSDKH264DEC (object);
GST_OBJECT_LOCK (thiz);
switch (prop_id) {
case GST_MSDKDEC_PROP_OUTPUT_ORDER:
g_value_set_enum (value, thiz->output_order);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
}
GST_OBJECT_UNLOCK (thiz);
}
static void
gst_msdkh264dec_class_init (GstMsdkH264DecClass * klass)
{
GObjectClass *gobject_class;
GstElementClass *element_class;
GstMsdkDecClass *decoder_class;
gobject_class = G_OBJECT_CLASS (klass);
element_class = GST_ELEMENT_CLASS (klass);
decoder_class = GST_MSDKDEC_CLASS (klass);
gobject_class->set_property = gst_msdkdec_h264_set_property;
gobject_class->get_property = gst_msdkdec_h264_get_property;
decoder_class->configure = GST_DEBUG_FUNCPTR (gst_msdkh264dec_configure);
gst_element_class_set_static_metadata (element_class,
"Intel MSDK H264 decoder",
"Codec/Decoder/Video",
"H264 video decoder based on Intel Media SDK",
"Scott D Phillips <scott.d.phillips@intel.com>");
gst_msdkdec_prop_install_output_oder_property (gobject_class);
gst_element_class_add_static_pad_template (element_class, &sink_factory);
}
static void
gst_msdkh264dec_init (GstMsdkH264Dec * thiz)
{
thiz->output_order = PROP_OUTPUT_ORDER_DEFAULT;
}
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