ffmpeg/libavcodec/qsv_internal.h

86 lines
2.3 KiB
C

/*
* Intel MediaSDK QSV encoder/decoder shared code
*
* 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
*/
#ifndef AVCODEC_QSV_INTERNAL_H
#define AVCODEC_QSV_INTERNAL_H
#if CONFIG_VAAPI
#define AVCODEC_QSV_LINUX_SESSION_HANDLE
#endif //CONFIG_VAAPI
#ifdef AVCODEC_QSV_LINUX_SESSION_HANDLE
#include <stdio.h>
#include <string.h>
#if HAVE_UNISTD_H
#include <unistd.h>
#endif
#include <fcntl.h>
#include <va/va.h>
#include <va/va_drm.h>
#endif
#include <mfx/mfxvideo.h>
#include "libavutil/frame.h"
#define QSV_VERSION_MAJOR 1
#define QSV_VERSION_MINOR 9
#define ASYNC_DEPTH_DEFAULT 4 // internal parallelism
#define QSV_MAX_ENC_PAYLOAD 2 // # of mfxEncodeCtrl payloads supported
#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;
mfxEncodeCtrl enc_ctrl;
mfxFrameSurface1 surface_internal;
int queued;
struct QSVFrame *next;
} QSVFrame;
typedef struct QSVSession {
mfxSession session;
#ifdef AVCODEC_QSV_LINUX_SESSION_HANDLE
int fd_display;
VADisplay va_display;
#endif
} QSVSession;
/**
* Convert a libmfx error code into a ffmpeg error code.
*/
int ff_qsv_error(int mfx_err);
int ff_qsv_codec_id_to_mfx(enum AVCodecID codec_id);
int ff_qsv_init_internal_session(AVCodecContext *avctx, QSVSession *qs,
const char *load_plugins);
int ff_qsv_close_internal_session(QSVSession *qs);
#endif /* AVCODEC_QSV_INTERNAL_H */