gstreamer/sys/msdk/gstmsdkh265dec.c
Hyunjun Ko 6ce9a66b80 msdk: implements GstMsdkContext.
Makes GstMsdkContext to be a descendant of GstObject so that
we could track the life-cycle of the session of the driver.

Also replaces MsdkContext with this one.
Keeps msdk_d3d.c alive for the future.

https://bugzilla.gnome.org/show_bug.cgi?id=790752
2018-02-13 12:41:28 -09:00

113 lines
3.8 KiB
C

/* 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
#ifdef HAVE_LIBMFX
# include <mfx/mfxplugin.h>
#else
# include "mfxplugin.h"
#endif
#include "gstmsdkh265dec.h"
GST_DEBUG_CATEGORY_EXTERN (gst_msdkh265dec_debug);
#define GST_CAT_DEFAULT gst_msdkh265dec_debug
static GstStaticPadTemplate sink_factory = GST_STATIC_PAD_TEMPLATE ("sink",
GST_PAD_SINK,
GST_PAD_ALWAYS,
GST_STATIC_CAPS ("video/x-h265, "
"framerate = (fraction) [0/1, MAX], "
"width = (int) [ 1, MAX ], height = (int) [ 1, MAX ], "
"stream-format = (string) byte-stream , alignment = (string) au , "
"profile = (string) main ")
);
#define gst_msdkh265dec_parent_class parent_class
G_DEFINE_TYPE (GstMsdkH265Dec, gst_msdkh265dec, GST_TYPE_MSDKDEC);
static gboolean
gst_msdkh265dec_configure (GstMsdkDec * decoder)
{
GstMsdkH265Dec *h265dec = GST_MSDKH265DEC (decoder);
mfxSession session;
mfxStatus status;
const mfxPluginUID *uid;
session = gst_msdk_context_get_session (decoder->context);
if (decoder->hardware)
uid = &MFX_PLUGINID_HEVCD_HW;
else
uid = &MFX_PLUGINID_HEVCD_SW;
status = MFXVideoUSER_Load (session, uid, 1);
if (status < MFX_ERR_NONE) {
GST_ERROR_OBJECT (h265dec, "Media SDK Plugin load failed (%s)",
msdk_status_to_string (status));
return FALSE;
} else if (status > MFX_ERR_NONE) {
GST_WARNING_OBJECT (h265dec, "Media SDK Plugin load warning: %s",
msdk_status_to_string (status));
}
decoder->param.mfx.CodecId = MFX_CODEC_HEVC;
decoder->param.mfx.CodecProfile = MFX_PROFILE_HEVC_MAIN;
return TRUE;
}
static void
gst_msdkh265dec_class_init (GstMsdkH265DecClass * klass)
{
GstElementClass *element_class;
GstMsdkDecClass *decoder_class;
element_class = GST_ELEMENT_CLASS (klass);
decoder_class = GST_MSDKDEC_CLASS (klass);
decoder_class->configure = GST_DEBUG_FUNCPTR (gst_msdkh265dec_configure);
gst_element_class_set_static_metadata (element_class,
"Intel MSDK H265 decoder",
"Codec/Decoder/Video",
"H265 video decoder based on Intel Media SDK",
"Scott D Phillips <scott.d.phillips@intel.com>");
gst_element_class_add_static_pad_template (element_class, &sink_factory);
}
static void
gst_msdkh265dec_init (GstMsdkH265Dec * thiz)
{
}