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mirror of https://git.videolan.org/git/ffmpeg.git synced 2024-07-13 16:11:20 +02:00
ffmpeg/libavcodec/qsv_internal.h
Mark Thompson 1f26a231bb qsv: Merge libav implementation
Merged as-at libav 398f015, and therefore includes outstanding
skipped merges 04b17ff and 130e1f1.

All features not in libav are preserved, and no options change.
2016-10-31 19:23:40 +00:00

76 lines
2.2 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
#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_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 QSVFramesContext {
AVBufferRef *hw_frames_ctx;
mfxFrameInfo info;
mfxMemId *mids;
int nb_mids;
} QSVFramesContext;
/**
* Convert a libmfx error code into an ffmpeg error code.
*/
int ff_qsv_error(int mfx_err);
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_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 */