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/*
* This file is part of FFmpeg.
*
* FFmpeg 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.
*
* FFmpeg 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 FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
/**
* @file
* Intel Quick Sync Video VPP base function
*/
#ifndef AVFILTER_QSVVPP_H
#define AVFILTER_QSVVPP_H
#include <mfxvideo.h>
#include "avfilter.h"
#include "libavutil/fifo.h"
#include "libavutil/hwcontext.h"
#include "libavutil/hwcontext_qsv.h"
#define FF_INLINK_IDX(link) ((int)((link)->dstpad - (link)->dst->input_pads))
#define FF_OUTLINK_IDX(link) ((int)((link)->srcpad - (link)->src->output_pads))
#define QSV_VERSION_ATLEAST(MAJOR, MINOR) \
(MFX_VERSION_MAJOR > (MAJOR) || \
MFX_VERSION_MAJOR == (MAJOR) && MFX_VERSION_MINOR >= (MINOR))
#define QSV_RUNTIME_VERSION_ATLEAST(MFX_VERSION, MAJOR, MINOR) \
((MFX_VERSION.Major > (MAJOR)) || \
(MFX_VERSION.Major == (MAJOR) && MFX_VERSION.Minor >= (MINOR)))
#define QSV_ONEVPL QSV_VERSION_ATLEAST(2, 0)
#define QSV_HAVE_OPAQUE !QSV_ONEVPL
typedef struct QSVFrame {
AVFrame *frame;
mfxFrameSurface1 surface;
struct QSVFrame *next;
int queued;
} QSVFrame;
typedef struct QSVVPPContext {
const AVClass *class;
mfxSession session;
int (*filter_frame) (AVFilterLink *outlink, AVFrame *frame); /**< callback */
enum AVPixelFormat out_sw_format; /**< Real output format */
mfxVideoParam vpp_param;
mfxFrameInfo *frame_infos; /**< frame info for each input */
/** members related to the input/output surface */
int in_mem_mode;
int out_mem_mode;
QSVFrame *in_frame_list;
QSVFrame *out_frame_list;
int nb_surface_ptrs_in;
int nb_surface_ptrs_out;
mfxFrameSurface1 **surface_ptrs_in;
mfxFrameSurface1 **surface_ptrs_out;
#if QSV_HAVE_OPAQUE
/** MFXVPP extern parameters */
mfxExtOpaqueSurfaceAlloc opaque_alloc;
mfxExtBuffer **ext_buffers;
int nb_ext_buffers;
#endif
int got_frame;
int async_depth;
int eof;
/** order with frame_out, sync */
AVFifo *async_fifo;
} QSVVPPContext;
typedef struct QSVVPPCrop {
int in_idx; ///< Input index
int x, y, w, h; ///< Crop rectangle
} QSVVPPCrop;
typedef struct QSVVPPParam {
/* default is ff_filter_frame */
int (*filter_frame)(AVFilterLink *outlink, AVFrame *frame);
/* To fill with MFX enhanced filter configurations */
int num_ext_buf;
mfxExtBuffer **ext_buf;
/* Real output format */
enum AVPixelFormat out_sw_format;
/* Crop information for each input, if needed */
int num_crop;
QSVVPPCrop *crop;
} QSVVPPParam;
/* create and initialize the QSV session */
int ff_qsvvpp_init(AVFilterContext *avctx, QSVVPPParam *param);
/* release the resources (eg.surfaces) */
int ff_qsvvpp_close(AVFilterContext *avctx);
/* vpp filter frame and call the cb if needed */
int ff_qsvvpp_filter_frame(QSVVPPContext *vpp, AVFilterLink *inlink, AVFrame *frame);
int ff_qsvvpp_print_iopattern(void *log_ctx, int mfx_iopattern,
const char *extra_string);
int ff_qsvvpp_print_error(void *log_ctx, mfxStatus err,
const char *error_string);
int ff_qsvvpp_print_warning(void *log_ctx, mfxStatus err,
const char *warning_string);
int ff_qsvvpp_create_mfx_session(void *ctx, void *loader, mfxIMPL implementation,
mfxVersion *pver, mfxSession *psession);
AVFrame *ff_qsvvpp_get_video_buffer(AVFilterLink *inlink, int w, int h);
#endif /* AVFILTER_QSVVPP_H */
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