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https://gitee.com/openharmony/third_party_ffmpeg
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73 lines
2.3 KiB
C
73 lines
2.3 KiB
C
/*
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* Video Acceleration API (video decoding)
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* HW decode acceleration for MPEG-2, MPEG-4, H.264 and VC-1
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*
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* Copyright (C) 2008-2009 Splitted-Desktop Systems
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*
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* This file is part of Libav.
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*
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* Libav is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* Libav is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with Libav; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef AVCODEC_VAAPI_INTERNAL_H
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#define AVCODEC_VAAPI_INTERNAL_H
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#include <va/va.h>
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#include "vaapi.h"
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#include "avcodec.h"
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#include "mpegvideo.h"
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/**
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* @addtogroup VAAPI_Decoding
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*
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* @{
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*/
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/** Extract VASurfaceID from an AVFrame */
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static inline VASurfaceID ff_vaapi_get_surface_id(AVFrame *pic)
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{
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return (uintptr_t)pic->data[3];
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}
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/** Common AVHWAccel.end_frame() implementation */
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void ff_vaapi_common_end_frame(AVCodecContext *avctx);
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/** Allocate a new picture parameter buffer */
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void *ff_vaapi_alloc_pic_param(struct vaapi_context *vactx, unsigned int size);
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/** Allocate a new IQ matrix buffer */
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void *ff_vaapi_alloc_iq_matrix(struct vaapi_context *vactx, unsigned int size);
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/** Allocate a new bit-plane buffer */
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uint8_t *ff_vaapi_alloc_bitplane(struct vaapi_context *vactx, uint32_t size);
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/**
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* Allocate a new slice descriptor for the input slice.
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*
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* @param vactx the VA API context
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* @param buffer the slice data buffer base
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* @param size the size of the slice in bytes
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* @return the newly allocated slice parameter
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*/
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VASliceParameterBufferBase *ff_vaapi_alloc_slice(struct vaapi_context *vactx, const uint8_t *buffer, uint32_t size);
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int ff_vaapi_mpeg_end_frame(AVCodecContext *avctx);
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int ff_vaapi_commit_slices(struct vaapi_context *vactx);
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int ff_vaapi_render_picture(struct vaapi_context *vactx, VASurfaceID surface);
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/* @} */
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#endif /* AVCODEC_VAAPI_INTERNAL_H */
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