2 * Copyright (C) 2013 Wei Gao <weigao@multicorewareinc.com>
3 * Copyright (C) 2013 Lenny Wang
5 * This file is part of FFmpeg.
7 * FFmpeg is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
12 * FFmpeg is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with FFmpeg; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
22 #ifndef AVFILTER_DESHAKE_H
23 #define AVFILTER_DESHAKE_H
27 #include "transform.h"
28 #include "libavutil/pixelutils.h"
30 #include "libavutil/opencl.h"
35 EXHAUSTIVE, ///< Search all possible positions
36 SMART_EXHAUSTIVE, ///< Search most possible positions (faster)
41 int x; ///< Horizontal shift
42 int y; ///< Vertical shift
46 double x; ///< Horizontal shift
47 double y; ///< Vertical shift
51 MotionVector vector; ///< Motion vector
52 double angle; ///< Angle of rotation
53 double zoom; ///< Zoom percentage
59 cl_command_queue command_queue;
61 cl_kernel kernel_luma;
62 cl_kernel kernel_chroma;
64 int out_plane_size[8];
69 size_t cl_outbuf_size;
70 } DeshakeOpenclContext;
76 AVFrame *ref; ///< Previous frame
77 int rx; ///< Maximum horizontal shift
78 int ry; ///< Maximum vertical shift
79 int edge; ///< Edge fill method
80 int blocksize; ///< Size of blocks to compare
81 int contrast; ///< Contrast threshold
82 int search; ///< Motion search method
83 av_pixelutils_sad_fn sad; ///< Sum of the absolute difference function
84 Transform last; ///< Transform from last frame
85 int refcount; ///< Number of reference frames (defines averaging window)
88 int cw; ///< Crop motion search to this box
92 char *filename; ///< Motion search detailed log filename
95 DeshakeOpenclContext opencl_ctx;
97 int (* transform)(AVFilterContext *ctx, int width, int height, int cw, int ch,
98 const float *matrix_y, const float *matrix_uv, enum InterpolateMethod interpolate,
99 enum FillMethod fill, AVFrame *in, AVFrame *out);
102 #endif /* AVFILTER_DESHAKE_H */