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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 QSVMid {
AVBufferRef *hw_frames_ref;
mfxHDL handle;
AVFrame *locked_frame;
AVFrame *hw_frame;
mfxFrameSurface1 surf;
} QSVMid;
typedef struct QSVFrame {
AVFrame *frame;
mfxFrameSurface1 surface;
int queued;
int used;
struct QSVFrame *next;
} QSVFrame;
typedef struct QSVFramesContext {
AVBufferRef *hw_frames_ctx;
void *logctx;
/* The memory ids for the external frames.
* Refcounted, since we need one reference owned by the QSVFramesContext
* (i.e. by the encoder/decoder) and another one given to the MFX session
* from the frame allocator. */
AVBufferRef *mids_buf;
QSVMid *mids;
int nb_mids;
} QSVFramesContext;
/**
* Convert a libmfx error code into a libav error code.
*/
int ff_qsv_map_error(mfxStatus mfx_err, const char **desc);
int ff_qsv_print_error(void *log_ctx, mfxStatus err,
const char *error_string);
int ff_qsv_print_warning(void *log_ctx, mfxStatus err,
const char *warning_string);
int ff_qsv_codec_id_to_mfx(enum AVCodecID codec_id);
int ff_qsv_profile_to_mfx(enum AVCodecID codec_id, int profile);
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_device(AVCodecContext *avctx, mfxSession *psession,
AVBufferRef *device_ref, const char *load_plugins);
int ff_qsv_init_session_frames(AVCodecContext *avctx, mfxSession *session,
QSVFramesContext *qsv_frames_ctx,
const char *load_plugins, int opaque);
int ff_qsv_find_surface_idx(QSVFramesContext *ctx, QSVFrame *frame);
#endif /* AVCODEC_QSV_INTERNAL_H */
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