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/*
* Intel MediaSDK QSV encoder/decoder shared code
*
* This file is part of Libav.
*
* Libav is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* Libav is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with Libav; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef AVCODEC_QSV_INTERNAL_H
#define AVCODEC_QSV_INTERNAL_H
#include <mfx/mfxvideo.h>
#include "libavutil/frame.h"
#include "avcodec.h"
#define QSV_VERSION_MAJOR 1
#define QSV_VERSION_MINOR 1
#define ASYNC_DEPTH_DEFAULT 4 // internal parallelism
#define QSV_VERSION_ATLEAST(MAJOR, MINOR) \
(MFX_VERSION_MAJOR > (MAJOR) || \
MFX_VERSION_MAJOR == (MAJOR) && MFX_VERSION_MINOR >= (MINOR))
typedef struct QSVFrame {
AVFrame *frame;
mfxFrameSurface1 *surface;
mfxFrameSurface1 surface_internal;
int queued;
struct QSVFrame *next;
} QSVFrame;
typedef struct QSVFramesContext {
AVBufferRef *hw_frames_ctx;
mfxFrameInfo info;
mfxMemId *mids;
int nb_mids;
} QSVFramesContext;
/**
* Convert a libmfx error code into a libav error code.
*/
int ff_qsv_error(int mfx_err);
int ff_qsv_codec_id_to_mfx(enum AVCodecID codec_id);
int ff_qsv_map_pixfmt(enum AVPixelFormat format, uint32_t *fourcc);
int ff_qsv_init_internal_session(AVCodecContext *avctx, mfxSession *session,
const char *load_plugins);
int ff_qsv_init_session_hwcontext(AVCodecContext *avctx, mfxSession *session,
QSVFramesContext *qsv_frames_ctx,
const char *load_plugins, int opaque);
#endif /* AVCODEC_QSV_INTERNAL_H */
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