mirror of
https://github.com/FFmpeg/FFmpeg.git
synced 2024-11-26 19:01:44 +02:00
841e9f431c
* commit '4e08c821106fc1d6d358864abf0d8488b12f38c6': lavc: add an Intel libmfx-based H.264 decoder Conflicts: configure libavcodec/Makefile libavcodec/allcodecs.c libavcodec/version.h Merged-by: Michael Niedermayer <michaelni@gmx.at>
87 lines
2.2 KiB
C
87 lines
2.2 KiB
C
/*
|
|
* Intel MediaSDK QSV utility functions
|
|
*
|
|
* copyright (c) 2013 Luca Barbato
|
|
*
|
|
* 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 <stdint.h>
|
|
#include <sys/types.h>
|
|
|
|
#include <mfx/mfxvideo.h>
|
|
|
|
#include "libavutil/frame.h"
|
|
#include "libavutil/pixfmt.h"
|
|
|
|
#include "avcodec.h"
|
|
|
|
#define QSV_VERSION_MAJOR 1
|
|
#define QSV_VERSION_MINOR 1
|
|
|
|
#define ASYNC_DEPTH_DEFAULT 4 // internal parallelism
|
|
|
|
typedef struct QSVFrame {
|
|
AVFrame *frame;
|
|
mfxFrameSurface1 *surface;
|
|
|
|
mfxFrameSurface1 surface_internal;
|
|
|
|
struct QSVFrame *next;
|
|
} QSVFrame;
|
|
|
|
typedef struct QSVContext {
|
|
// the session used for decoding
|
|
mfxSession session;
|
|
|
|
// the session we allocated internally, in case the caller did not provide
|
|
// one
|
|
mfxSession internal_session;
|
|
|
|
/**
|
|
* a linked list of frames currently being used by QSV
|
|
*/
|
|
QSVFrame *work_frames;
|
|
|
|
// options set by the caller
|
|
int async_depth;
|
|
int iopattern;
|
|
|
|
mfxExtBuffer **ext_buffers;
|
|
int nb_ext_buffers;
|
|
} QSVContext;
|
|
|
|
/**
|
|
* Convert a libmfx error code into a ffmpeg error code.
|
|
*/
|
|
int ff_qsv_error(int mfx_err);
|
|
|
|
int ff_qsv_map_pixfmt(enum AVPixelFormat format);
|
|
|
|
int ff_qsv_init(AVCodecContext *s, QSVContext *q, mfxSession session);
|
|
|
|
int ff_qsv_decode(AVCodecContext *s, QSVContext *q,
|
|
AVFrame *frame, int *got_frame,
|
|
AVPacket *avpkt);
|
|
|
|
int ff_qsv_close(QSVContext *q);
|
|
|
|
#endif /* AVCODEC_QSV_INTERNAL_H */
|