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86 lines
2.2 KiB
86 lines
2.2 KiB
/* |
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* Intel MediaSDK QSV utility functions |
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* |
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* copyright (c) 2013 Luca Barbato |
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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_QSV_INTERNAL_H |
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#define AVCODEC_QSV_INTERNAL_H |
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#include <stdint.h> |
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#include <sys/types.h> |
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#include <mfx/mfxvideo.h> |
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#include "libavutil/frame.h" |
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#include "libavutil/pixfmt.h" |
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#include "avcodec.h" |
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#define QSV_VERSION_MAJOR 1 |
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#define QSV_VERSION_MINOR 1 |
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#define ASYNC_DEPTH_DEFAULT 4 // internal parallelism |
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typedef struct QSVFrame { |
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AVFrame *frame; |
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mfxFrameSurface1 *surface; |
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mfxFrameSurface1 surface_internal; |
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struct QSVFrame *next; |
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} QSVFrame; |
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typedef struct QSVContext { |
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// the session used for decoding |
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mfxSession session; |
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// the session we allocated internally, in case the caller did not provide |
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// one |
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mfxSession internal_session; |
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/** |
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* a linked list of frames currently being used by QSV |
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*/ |
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QSVFrame *work_frames; |
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// options set by the caller |
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int async_depth; |
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int iopattern; |
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mfxExtBuffer **ext_buffers; |
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int nb_ext_buffers; |
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} QSVContext; |
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/** |
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* Convert a libmfx error code into a libav error code. |
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*/ |
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int ff_qsv_error(int mfx_err); |
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int ff_qsv_map_pixfmt(enum AVPixelFormat format); |
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int ff_qsv_init(AVCodecContext *s, QSVContext *q, mfxSession session); |
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int ff_qsv_decode(AVCodecContext *s, QSVContext *q, |
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AVFrame *frame, int *got_frame, |
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AVPacket *avpkt); |
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int ff_qsv_close(QSVContext *q); |
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#endif /* AVCODEC_QSV_INTERNAL_H */
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