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4c0bb7d4a9
Add AVQSVFramesContext.info and update the description. Signed-off-by: Haihao Xiang <haihao.xiang@intel.com>
88 lines
2.5 KiB
C
88 lines
2.5 KiB
C
/*
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* This file is part of FFmpeg.
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*
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* FFmpeg 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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* FFmpeg 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 FFmpeg; 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 AVUTIL_HWCONTEXT_QSV_H
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#define AVUTIL_HWCONTEXT_QSV_H
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#include <mfxvideo.h>
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/**
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* @file
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* An API-specific header for AV_HWDEVICE_TYPE_QSV.
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*
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* AVHWFramesContext.pool must contain AVBufferRefs whose data pointer points
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* to a mfxFrameSurface1 struct.
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*/
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/**
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* This struct is allocated as AVHWDeviceContext.hwctx
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*/
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typedef struct AVQSVDeviceContext {
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mfxSession session;
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/**
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* The mfxLoader handle used for mfxSession creation
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*
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* This field is only available for oneVPL user. For non-oneVPL user, this
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* field must be set to NULL.
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*
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* Filled by the user before calling av_hwdevice_ctx_init() and should be
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* cast to mfxLoader handle. Deallocating the AVHWDeviceContext will always
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* release this interface.
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*/
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void *loader;
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} AVQSVDeviceContext;
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/**
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* This struct is allocated as AVHWFramesContext.hwctx
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*/
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typedef struct AVQSVFramesContext {
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/**
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* A pointer to a mfxFrameSurface1 struct
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*
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* It is available when nb_surfaces is non-zero.
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*/
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mfxFrameSurface1 *surfaces;
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/**
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* Number of frames in the pool
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*
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* It is 0 for dynamic frame pools or AVHWFramesContext.initial_pool_size
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* for fixed frame pools.
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*
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* Note only oneVPL GPU runtime 2.9+ can support dynamic frame pools
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* on d3d11va or vaapi
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*/
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int nb_surfaces;
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/**
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* A combination of MFX_MEMTYPE_* describing the frame pool.
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*/
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int frame_type;
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/**
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* A pointer to a mfxFrameInfo struct
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*
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* It is available when nb_surfaces is 0, all buffers allocated from the
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* pool have the same mfxFrameInfo.
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*/
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mfxFrameInfo *info;
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} AVQSVFramesContext;
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#endif /* AVUTIL_HWCONTEXT_QSV_H */
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