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131 lines
4.3 KiB
C
131 lines
4.3 KiB
C
/* GStreamer Intel MSDK plugin
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* Copyright (c) 2020, Intel Corporation
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* 3. Neither the name of the copyright holder nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGDECE
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* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
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* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/**
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* SECTION: element-msdkav1dec
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* @title: msdkav1dec
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* @short_description: Intel MSDK AV1 decoder
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*
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* AV1 video decoder based on Intel MFX
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*
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* ## Example launch line
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* ```
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* gst-launch-1.0 filesrc location=sample.ivf ! ivfparse ! msdkav1dec ! glimagesink
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* ```
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*
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* Since: 1.20
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*
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*/
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#ifdef HAVE_CONFIG_H
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# include <config.h>
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#endif
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#include "gstmsdkav1dec.h"
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#include "gstmsdkvideomemory.h"
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GST_DEBUG_CATEGORY_EXTERN (gst_msdkav1dec_debug);
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#define GST_CAT_DEFAULT gst_msdkav1dec_debug
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#define COMMON_FORMAT "{ NV12, P010_10LE, VUYA, Y410 }"
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static GstStaticPadTemplate sink_factory = GST_STATIC_PAD_TEMPLATE ("sink",
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GST_PAD_SINK,
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GST_PAD_ALWAYS,
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GST_STATIC_CAPS ("video/x-av1")
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);
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static GstStaticPadTemplate src_factory = GST_STATIC_PAD_TEMPLATE ("src",
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GST_PAD_SRC,
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GST_PAD_ALWAYS,
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GST_STATIC_CAPS (GST_MSDK_CAPS_STR (COMMON_FORMAT, COMMON_FORMAT))
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);
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#define gst_msdkav1dec_parent_class parent_class
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G_DEFINE_TYPE (GstMsdkAV1Dec, gst_msdkav1dec, GST_TYPE_MSDKDEC);
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static gboolean
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gst_msdkav1dec_configure (GstMsdkDec * decoder)
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{
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decoder->param.mfx.CodecId = MFX_CODEC_AV1;
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/* Replaced with width and height rounded up to 16 */
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decoder->param.mfx.FrameInfo.Width =
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GST_ROUND_UP_16 (decoder->param.mfx.FrameInfo.CropW);
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decoder->param.mfx.FrameInfo.Height =
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GST_ROUND_UP_16 (decoder->param.mfx.FrameInfo.CropH);
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decoder->force_reset_on_res_change = FALSE;
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return TRUE;
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}
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static gboolean
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gst_msdkav1dec_preinit_decoder (GstMsdkDec * decoder)
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{
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decoder->param.mfx.FrameInfo.Width =
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GST_ROUND_UP_16 (decoder->param.mfx.FrameInfo.Width);
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decoder->param.mfx.FrameInfo.Height =
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GST_ROUND_UP_16 (decoder->param.mfx.FrameInfo.Height);
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decoder->param.mfx.FrameInfo.PicStruct =
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decoder->param.mfx.FrameInfo.PicStruct ? decoder->param.mfx.
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FrameInfo.PicStruct : MFX_PICSTRUCT_PROGRESSIVE;
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return TRUE;
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}
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static void
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gst_msdkav1dec_class_init (GstMsdkAV1DecClass * klass)
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{
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GstElementClass *element_class;
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GstMsdkDecClass *decoder_class;
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element_class = GST_ELEMENT_CLASS (klass);
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decoder_class = GST_MSDKDEC_CLASS (klass);
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decoder_class->configure = GST_DEBUG_FUNCPTR (gst_msdkav1dec_configure);
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decoder_class->preinit_decoder =
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GST_DEBUG_FUNCPTR (gst_msdkav1dec_preinit_decoder);
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gst_element_class_set_static_metadata (element_class,
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"Intel MSDK AV1 decoder",
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"Codec/Decoder/Video/Hardware",
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"AV1 video decoder based on " MFX_API_SDK,
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"Haihao Xiang <haihao.xiang@intel.com>");
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gst_element_class_add_static_pad_template (element_class, &sink_factory);
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gst_element_class_add_static_pad_template (element_class, &src_factory);
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}
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static void
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gst_msdkav1dec_init (GstMsdkAV1Dec * thiz)
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{
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}
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