2 * Intel MediaSDK QSV encoder utility functions
4 * copyright (c) 2013 Yukinori Yamazoe
6 * This file is part of FFmpeg.
8 * FFmpeg is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU Lesser General Public
10 * License as published by the Free Software Foundation; either
11 * version 2.1 of the License, or (at your option) any later version.
13 * FFmpeg is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * Lesser General Public License for more details.
18 * You should have received a copy of the GNU Lesser General Public
19 * License along with FFmpeg; if not, write to the Free Software
20 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
23 #ifndef AVCODEC_QSVENC_H
24 #define AVCODEC_QSVENC_H
27 #include <sys/types.h>
29 #include <mfx/mfxvideo.h>
31 #include "libavutil/avutil.h"
32 #include "libavutil/fifo.h"
35 #include "qsv_internal.h"
37 typedef struct QSVEncContext {
38 AVCodecContext *avctx;
40 QSVFrame *work_frames;
43 QSVSession internal_qs;
50 mfxFrameAllocRequest req;
52 mfxExtCodingOption extco;
53 #if QSV_VERSION_ATLEAST(1,6)
54 mfxExtCodingOption2 extco2;
57 mfxExtOpaqueSurfaceAlloc opaque_alloc;
58 mfxFrameSurface1 **opaque_surfaces;
59 AVBufferRef *opaque_alloc_buf;
61 mfxExtBuffer *extparam_internal[3];
62 int nb_extparam_internal;
64 mfxExtBuffer **extparam;
66 AVFifoBuffer *async_fifo;
68 // options set by the caller
78 int look_ahead_downsampling;
83 int ff_qsv_enc_init(AVCodecContext *avctx, QSVEncContext *q);
85 int ff_qsv_encode(AVCodecContext *avctx, QSVEncContext *q,
86 AVPacket *pkt, const AVFrame *frame, int *got_packet);
88 int ff_qsv_enc_close(AVCodecContext *avctx, QSVEncContext *q);
90 #endif /* AVCODEC_QSVENC_H */