gstreamer/sys/msdk/gstmsdkav1dec.c

131 lines
4.3 KiB
C

/* GStreamer Intel MSDK plugin
* Copyright (c) 2020, 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.
*/
/**
* SECTION: element-msdkav1dec
* @title: msdkav1dec
* @short_description: Intel MSDK AV1 decoder
*
* AV1 video decoder based on Intel MFX
*
* ## Example launch line
* ```
* gst-launch-1.0 filesrc location=sample.ivf ! ivfparse ! msdkav1dec ! glimagesink
* ```
*
* Since: 1.20
*
*/
#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
#include "gstmsdkav1dec.h"
#include "gstmsdkvideomemory.h"
GST_DEBUG_CATEGORY_EXTERN (gst_msdkav1dec_debug);
#define GST_CAT_DEFAULT gst_msdkav1dec_debug
#define COMMON_FORMAT "{ NV12, P010_10LE, VUYA, Y410 }"
static GstStaticPadTemplate sink_factory = GST_STATIC_PAD_TEMPLATE ("sink",
GST_PAD_SINK,
GST_PAD_ALWAYS,
GST_STATIC_CAPS ("video/x-av1")
);
static GstStaticPadTemplate src_factory = GST_STATIC_PAD_TEMPLATE ("src",
GST_PAD_SRC,
GST_PAD_ALWAYS,
GST_STATIC_CAPS (GST_MSDK_CAPS_STR (COMMON_FORMAT, COMMON_FORMAT))
);
#define gst_msdkav1dec_parent_class parent_class
G_DEFINE_TYPE (GstMsdkAV1Dec, gst_msdkav1dec, GST_TYPE_MSDKDEC);
static gboolean
gst_msdkav1dec_configure (GstMsdkDec * decoder)
{
decoder->param.mfx.CodecId = MFX_CODEC_AV1;
/* Replaced with width and height rounded up to 16 */
decoder->param.mfx.FrameInfo.Width =
GST_ROUND_UP_16 (decoder->param.mfx.FrameInfo.CropW);
decoder->param.mfx.FrameInfo.Height =
GST_ROUND_UP_16 (decoder->param.mfx.FrameInfo.CropH);
decoder->force_reset_on_res_change = FALSE;
return TRUE;
}
static gboolean
gst_msdkav1dec_preinit_decoder (GstMsdkDec * decoder)
{
decoder->param.mfx.FrameInfo.Width =
GST_ROUND_UP_16 (decoder->param.mfx.FrameInfo.Width);
decoder->param.mfx.FrameInfo.Height =
GST_ROUND_UP_16 (decoder->param.mfx.FrameInfo.Height);
decoder->param.mfx.FrameInfo.PicStruct =
decoder->param.mfx.FrameInfo.PicStruct ? decoder->param.mfx.
FrameInfo.PicStruct : MFX_PICSTRUCT_PROGRESSIVE;
return TRUE;
}
static void
gst_msdkav1dec_class_init (GstMsdkAV1DecClass * 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_msdkav1dec_configure);
decoder_class->preinit_decoder =
GST_DEBUG_FUNCPTR (gst_msdkav1dec_preinit_decoder);
gst_element_class_set_static_metadata (element_class,
"Intel MSDK AV1 decoder",
"Codec/Decoder/Video/Hardware",
"AV1 video decoder based on " MFX_API_SDK,
"Haihao Xiang <haihao.xiang@intel.com>");
gst_element_class_add_static_pad_template (element_class, &sink_factory);
gst_element_class_add_static_pad_template (element_class, &src_factory);
}
static void
gst_msdkav1dec_init (GstMsdkAV1Dec * thiz)
{
}