| /* |
| * 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_QSVDEC_H |
| #define AVCODEC_QSVDEC_H |
| |
| #include <stdint.h> |
| #include <sys/types.h> |
| |
| #include <mfx/mfxvideo.h> |
| |
| #include "libavutil/fifo.h" |
| #include "libavutil/frame.h" |
| #include "libavutil/pixfmt.h" |
| |
| #include "avcodec.h" |
| #include "hwconfig.h" |
| #include "qsv_internal.h" |
| |
| typedef struct QSVContext { |
| // the session used for decoding |
| mfxSession session; |
| |
| // the session we allocated internally, in case the caller did not provide |
| // one |
| QSVSession internal_qs; |
| |
| QSVFramesContext frames_ctx; |
| |
| /** |
| * a linked list of frames currently being used by QSV |
| */ |
| QSVFrame *work_frames; |
| |
| AVFifoBuffer *async_fifo; |
| int zero_consume_run; |
| int buffered_count; |
| int reinit_flag; |
| |
| enum AVPixelFormat orig_pix_fmt; |
| uint32_t fourcc; |
| mfxFrameInfo frame_info; |
| AVBufferPool *pool; |
| |
| int initialized; |
| |
| // options set by the caller |
| int async_depth; |
| int iopattern; |
| int gpu_copy; |
| |
| char *load_plugins; |
| |
| mfxExtBuffer **ext_buffers; |
| int nb_ext_buffers; |
| } QSVContext; |
| |
| extern const AVCodecHWConfigInternal *const ff_qsv_hw_configs[]; |
| |
| int ff_qsv_process_data(AVCodecContext *avctx, QSVContext *q, |
| AVFrame *frame, int *got_frame, AVPacket *pkt); |
| |
| void ff_qsv_decode_flush(AVCodecContext *avctx, QSVContext *q); |
| |
| int ff_qsv_decode_close(QSVContext *q); |
| |
| #endif /* AVCODEC_QSVDEC_H */ |