| Line | Branch | Exec | Source |
|---|---|---|---|
| 1 | /* | ||
| 2 | * Original copyright (c) 2002 Remi Guyomarch <rguyom@pobox.com> | ||
| 3 | * Port copyright (c) 2010 Daniel G. Taylor <dan@programmer-art.org> | ||
| 4 | * Relicensed to the LGPL with permission from Remi Guyomarch. | ||
| 5 | * | ||
| 6 | * This file is part of FFmpeg. | ||
| 7 | * | ||
| 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. | ||
| 12 | * | ||
| 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. | ||
| 17 | * | ||
| 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 | ||
| 21 | */ | ||
| 22 | |||
| 23 | /** | ||
| 24 | * @file | ||
| 25 | * blur / sharpen filter, ported to FFmpeg from MPlayer | ||
| 26 | * libmpcodecs/unsharp.c. | ||
| 27 | * | ||
| 28 | * This code is based on: | ||
| 29 | * | ||
| 30 | * An Efficient algorithm for Gaussian blur using finite-state machines | ||
| 31 | * Frederick M. Waltz and John W. V. Miller | ||
| 32 | * | ||
| 33 | * SPIE Conf. on Machine Vision Systems for Inspection and Metrology VII | ||
| 34 | * Originally published Boston, Nov 98 | ||
| 35 | * | ||
| 36 | * http://www.engin.umd.umich.edu/~jwvm/ece581/21_GBlur.pdf | ||
| 37 | */ | ||
| 38 | |||
| 39 | #include "avfilter.h" | ||
| 40 | #include "filters.h" | ||
| 41 | #include "video.h" | ||
| 42 | #include "libavutil/common.h" | ||
| 43 | #include "libavutil/imgutils.h" | ||
| 44 | #include "libavutil/mem.h" | ||
| 45 | #include "libavutil/opt.h" | ||
| 46 | #include "libavutil/pixdesc.h" | ||
| 47 | |||
| 48 | #define MIN_MATRIX_SIZE 3 | ||
| 49 | #define MAX_MATRIX_SIZE 63 | ||
| 50 | |||
| 51 | typedef struct UnsharpFilterParam { | ||
| 52 | int msize_x; ///< matrix width | ||
| 53 | int msize_y; ///< matrix height | ||
| 54 | int amount; ///< effect amount | ||
| 55 | int steps_x; ///< horizontal step count | ||
| 56 | int steps_y; ///< vertical step count | ||
| 57 | int scalebits; ///< bits to shift pixel | ||
| 58 | int32_t halfscale; ///< amount to add to pixel | ||
| 59 | uint32_t *sr; ///< finite state machine storage within a row | ||
| 60 | uint32_t **sc; ///< finite state machine storage across rows | ||
| 61 | } UnsharpFilterParam; | ||
| 62 | |||
| 63 | typedef struct UnsharpContext { | ||
| 64 | const AVClass *class; | ||
| 65 | int lmsize_x, lmsize_y, cmsize_x, cmsize_y; | ||
| 66 | int amsize_x, amsize_y; | ||
| 67 | float lamount, camount; | ||
| 68 | float aamount; | ||
| 69 | UnsharpFilterParam luma; ///< luma parameters (width, height, amount) | ||
| 70 | UnsharpFilterParam chroma; ///< chroma parameters (width, height, amount) | ||
| 71 | UnsharpFilterParam alpha; ///< alpha parameters (width, height, amount) | ||
| 72 | int hsub, vsub; | ||
| 73 | int nb_planes; | ||
| 74 | int bitdepth; | ||
| 75 | int bps; | ||
| 76 | int nb_threads; | ||
| 77 | int (* unsharp_slice)(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs); | ||
| 78 | } UnsharpContext; | ||
| 79 | |||
| 80 | typedef struct TheadData { | ||
| 81 | UnsharpFilterParam *fp; | ||
| 82 | uint8_t *dst; | ||
| 83 | const uint8_t *src; | ||
| 84 | int dst_stride; | ||
| 85 | int src_stride; | ||
| 86 | int width; | ||
| 87 | int height; | ||
| 88 | } ThreadData; | ||
| 89 | |||
| 90 | #define DEF_UNSHARP_SLICE_FUNC(name, nbits) \ | ||
| 91 | static int name##_##nbits(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs) \ | ||
| 92 | { \ | ||
| 93 | ThreadData *td = arg; \ | ||
| 94 | UnsharpFilterParam *fp = td->fp; \ | ||
| 95 | UnsharpContext *s = ctx->priv; \ | ||
| 96 | uint32_t **sc = fp->sc; \ | ||
| 97 | uint32_t *sr = fp->sr; \ | ||
| 98 | const uint##nbits##_t *src2 = NULL; \ | ||
| 99 | const int amount = fp->amount; \ | ||
| 100 | const int steps_x = fp->steps_x; \ | ||
| 101 | const int steps_y = fp->steps_y; \ | ||
| 102 | const int scalebits = fp->scalebits; \ | ||
| 103 | const int32_t halfscale = fp->halfscale; \ | ||
| 104 | \ | ||
| 105 | uint##nbits##_t *dst = (uint##nbits##_t*)td->dst; \ | ||
| 106 | const uint##nbits##_t *src = (const uint##nbits##_t *)td->src; \ | ||
| 107 | int dst_stride = td->dst_stride; \ | ||
| 108 | int src_stride = td->src_stride; \ | ||
| 109 | const int width = td->width; \ | ||
| 110 | const int height = td->height; \ | ||
| 111 | const int sc_offset = jobnr * 2 * steps_y; \ | ||
| 112 | const int sr_offset = jobnr * (MAX_MATRIX_SIZE - 1); \ | ||
| 113 | const int slice_start = (height * jobnr) / nb_jobs; \ | ||
| 114 | const int slice_end = (height * (jobnr+1)) / nb_jobs; \ | ||
| 115 | \ | ||
| 116 | int32_t res; \ | ||
| 117 | int x, y, z; \ | ||
| 118 | uint32_t tmp1, tmp2; \ | ||
| 119 | \ | ||
| 120 | if (!amount) { \ | ||
| 121 | av_image_copy_plane(td->dst + slice_start * dst_stride, dst_stride, \ | ||
| 122 | td->src + slice_start * src_stride, src_stride, \ | ||
| 123 | width * s->bps, slice_end - slice_start); \ | ||
| 124 | return 0; \ | ||
| 125 | } \ | ||
| 126 | \ | ||
| 127 | for (y = 0; y < 2 * steps_y; y++) \ | ||
| 128 | memset(sc[sc_offset + y], 0, sizeof(sc[y][0]) * (width + 2 * steps_x)); \ | ||
| 129 | \ | ||
| 130 | dst_stride = dst_stride / s->bps; \ | ||
| 131 | src_stride = src_stride / s->bps; \ | ||
| 132 | /* if this is not the first tile, we start from (slice_start - steps_y) */ \ | ||
| 133 | /* so we can get smooth result at slice boundary */ \ | ||
| 134 | if (slice_start > steps_y) { \ | ||
| 135 | src += (slice_start - steps_y) * src_stride; \ | ||
| 136 | dst += (slice_start - steps_y) * dst_stride; \ | ||
| 137 | } \ | ||
| 138 | \ | ||
| 139 | for (y = -steps_y + slice_start; y < steps_y + slice_end; y++) { \ | ||
| 140 | if (y < height) \ | ||
| 141 | src2 = src; \ | ||
| 142 | \ | ||
| 143 | memset(sr + sr_offset, 0, sizeof(sr[0]) * (2 * steps_x - 1)); \ | ||
| 144 | for (x = -steps_x; x < width + steps_x; x++) { \ | ||
| 145 | tmp1 = x <= 0 ? src2[0] : x >= width ? src2[width-1] : src2[x]; \ | ||
| 146 | for (z = 0; z < steps_x * 2; z += 2) { \ | ||
| 147 | tmp2 = sr[sr_offset + z + 0] + tmp1; sr[sr_offset + z + 0] = tmp1; \ | ||
| 148 | tmp1 = sr[sr_offset + z + 1] + tmp2; sr[sr_offset + z + 1] = tmp2; \ | ||
| 149 | } \ | ||
| 150 | for (z = 0; z < steps_y * 2; z += 2) { \ | ||
| 151 | tmp2 = sc[sc_offset + z + 0][x + steps_x] + tmp1; \ | ||
| 152 | sc[sc_offset + z + 0][x + steps_x] = tmp1; \ | ||
| 153 | tmp1 = sc[sc_offset + z + 1][x + steps_x] + tmp2; \ | ||
| 154 | sc[sc_offset + z + 1][x + steps_x] = tmp2; \ | ||
| 155 | } \ | ||
| 156 | if (x >= steps_x && y >= (steps_y + slice_start)) { \ | ||
| 157 | const uint##nbits##_t *srx = src - steps_y * src_stride + x - steps_x; \ | ||
| 158 | uint##nbits##_t *dsx = dst - steps_y * dst_stride + x - steps_x; \ | ||
| 159 | \ | ||
| 160 | res = (int32_t)*srx + ((((int32_t) * srx - \ | ||
| 161 | (int32_t)((tmp1 + halfscale) >> scalebits)) * amount) >> (8+nbits)); \ | ||
| 162 | *dsx = av_clip_uint##nbits(res); \ | ||
| 163 | } \ | ||
| 164 | } \ | ||
| 165 | if (y >= 0) { \ | ||
| 166 | dst += dst_stride; \ | ||
| 167 | src += src_stride; \ | ||
| 168 | } \ | ||
| 169 | } \ | ||
| 170 | return 0; \ | ||
| 171 | } | ||
| 172 |
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39686940 | DEF_UNSHARP_SLICE_FUNC(unsharp_slice, 16) |
| 173 |
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123193350 | DEF_UNSHARP_SLICE_FUNC(unsharp_slice, 8) |
| 174 | |||
| 175 | 70 | static int apply_unsharp(AVFilterContext *ctx, AVFrame *in, AVFrame *out) | |
| 176 | { | ||
| 177 | 70 | AVFilterLink *inlink = ctx->inputs[0]; | |
| 178 | 70 | UnsharpContext *s = ctx->priv; | |
| 179 | int i, plane_w[4], plane_h[4]; | ||
| 180 | UnsharpFilterParam *fp[4]; | ||
| 181 | ThreadData td; | ||
| 182 | |||
| 183 | 70 | plane_w[0] = plane_w[3] = inlink->w; | |
| 184 | 70 | plane_w[1] = plane_w[2] = AV_CEIL_RSHIFT(inlink->w, s->hsub); | |
| 185 | 70 | plane_h[0] = plane_h[3] = inlink->h; | |
| 186 | 70 | plane_h[1] = plane_h[2] = AV_CEIL_RSHIFT(inlink->h, s->vsub); | |
| 187 | 70 | fp[0] = &s->luma; | |
| 188 | 70 | fp[1] = fp[2] = &s->chroma; | |
| 189 | 70 | fp[3] = &s->alpha; | |
| 190 |
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280 | for (i = 0; i < s->nb_planes; i++) { |
| 191 | 210 | td.fp = fp[i]; | |
| 192 | 210 | td.dst = out->data[i]; | |
| 193 | 210 | td.src = in->data[i]; | |
| 194 | 210 | td.width = plane_w[i]; | |
| 195 | 210 | td.height = plane_h[i]; | |
| 196 | 210 | td.dst_stride = out->linesize[i]; | |
| 197 | 210 | td.src_stride = in->linesize[i]; | |
| 198 | 210 | ff_filter_execute(ctx, s->unsharp_slice, &td, NULL, | |
| 199 | 210 | FFMIN(plane_h[i], s->nb_threads)); | |
| 200 | } | ||
| 201 | 70 | return 0; | |
| 202 | } | ||
| 203 | |||
| 204 | #define MAX_SCALEBITS 25 | ||
| 205 | |||
| 206 | 12 | static int set_filter_param(AVFilterContext *ctx, const char *name, const char *short_name, | |
| 207 | UnsharpFilterParam *fp, int msize_x, int msize_y, float amount) | ||
| 208 | { | ||
| 209 | 12 | fp->msize_x = msize_x; | |
| 210 | 12 | fp->msize_y = msize_y; | |
| 211 | 12 | fp->amount = amount * 65536.0; | |
| 212 | |||
| 213 | 12 | fp->steps_x = msize_x / 2; | |
| 214 | 12 | fp->steps_y = msize_y / 2; | |
| 215 | 12 | fp->scalebits = (fp->steps_x + fp->steps_y) * 2; | |
| 216 | 12 | fp->halfscale = 1 << (fp->scalebits - 1); | |
| 217 | |||
| 218 |
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12 | if (fp->scalebits > MAX_SCALEBITS) { |
| 219 | ✗ | av_log(ctx, AV_LOG_ERROR, "%s matrix size (%sx/2+%sy/2)*2=%d greater than maximum value %d\n", | |
| 220 | name, short_name, short_name, fp->scalebits, MAX_SCALEBITS); | ||
| 221 | ✗ | return AVERROR(EINVAL); | |
| 222 | } | ||
| 223 | |||
| 224 | 12 | return 0; | |
| 225 | } | ||
| 226 | |||
| 227 | 4 | static av_cold int init(AVFilterContext *ctx) | |
| 228 | { | ||
| 229 | 4 | UnsharpContext *s = ctx->priv; | |
| 230 | int ret; | ||
| 231 | |||
| 232 | #define SET_FILTER_PARAM(name_, short_) \ | ||
| 233 | ret = set_filter_param(ctx, #name_, #short_, &s->name_, \ | ||
| 234 | s->short_##msize_x, s->short_##msize_y, s->short_##amount); \ | ||
| 235 | if (ret < 0) \ | ||
| 236 | return ret; \ | ||
| 237 | |||
| 238 |
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4 | SET_FILTER_PARAM(luma, l); |
| 239 |
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4 | SET_FILTER_PARAM(chroma, c); |
| 240 |
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4 | SET_FILTER_PARAM(alpha, a); |
| 241 | |||
| 242 | 4 | return 0; | |
| 243 | } | ||
| 244 | |||
| 245 | static const enum AVPixelFormat pix_fmts[] = { | ||
| 246 | AV_PIX_FMT_YUVA420P, AV_PIX_FMT_YUVA422P, AV_PIX_FMT_YUVA444P, | ||
| 247 | AV_PIX_FMT_YUVA444P9, AV_PIX_FMT_YUVA444P10, AV_PIX_FMT_YUVA444P12, AV_PIX_FMT_YUVA444P16, | ||
| 248 | AV_PIX_FMT_YUVA422P9, AV_PIX_FMT_YUVA422P10, AV_PIX_FMT_YUVA422P12, AV_PIX_FMT_YUVA422P16, | ||
| 249 | AV_PIX_FMT_YUVA420P9, AV_PIX_FMT_YUVA420P10, AV_PIX_FMT_YUVA420P16, | ||
| 250 | AV_PIX_FMT_YUV420P, AV_PIX_FMT_YUV422P, AV_PIX_FMT_YUV444P, AV_PIX_FMT_YUV410P, | ||
| 251 | AV_PIX_FMT_YUV411P, AV_PIX_FMT_YUV440P, AV_PIX_FMT_YUVJ420P, AV_PIX_FMT_YUVJ422P, | ||
| 252 | AV_PIX_FMT_YUV420P9, AV_PIX_FMT_YUV422P9, AV_PIX_FMT_YUV444P9, | ||
| 253 | AV_PIX_FMT_YUV420P10, AV_PIX_FMT_YUV422P10, AV_PIX_FMT_YUV444P10, AV_PIX_FMT_YUV440P10, | ||
| 254 | AV_PIX_FMT_YUV420P12, AV_PIX_FMT_YUV422P12, AV_PIX_FMT_YUV444P12, AV_PIX_FMT_YUV440P12, | ||
| 255 | AV_PIX_FMT_YUV420P16, AV_PIX_FMT_YUV422P16, AV_PIX_FMT_YUV444P16, | ||
| 256 | AV_PIX_FMT_YUVJ444P, AV_PIX_FMT_YUVJ440P, AV_PIX_FMT_NONE | ||
| 257 | }; | ||
| 258 | |||
| 259 | 4 | static int init_filter_param(AVFilterContext *ctx, UnsharpFilterParam *fp, const char *effect_type, int width) | |
| 260 | { | ||
| 261 | int z; | ||
| 262 | 4 | UnsharpContext *s = ctx->priv; | |
| 263 |
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4 | const char *effect = fp->amount == 0 ? "none" : fp->amount < 0 ? "blur" : "sharpen"; |
| 264 | |||
| 265 |
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4 | if (!(fp->msize_x & fp->msize_y & 1)) { |
| 266 | ✗ | av_log(ctx, AV_LOG_ERROR, | |
| 267 | "Invalid even size for %s matrix size %dx%d\n", | ||
| 268 | effect_type, fp->msize_x, fp->msize_y); | ||
| 269 | ✗ | return AVERROR(EINVAL); | |
| 270 | } | ||
| 271 | |||
| 272 | 4 | av_log(ctx, AV_LOG_VERBOSE, "effect:%s type:%s msize_x:%d msize_y:%d amount:%0.2f\n", | |
| 273 | 4 | effect, effect_type, fp->msize_x, fp->msize_y, fp->amount / 65535.0); | |
| 274 | |||
| 275 | 4 | fp->sr = av_malloc_array((MAX_MATRIX_SIZE - 1) * s->nb_threads, sizeof(uint32_t)); | |
| 276 | 4 | fp->sc = av_calloc(fp->steps_y * s->nb_threads, 2 * sizeof(*fp->sc)); | |
| 277 |
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4 | if (!fp->sr || !fp->sc) |
| 278 | ✗ | return AVERROR(ENOMEM); | |
| 279 | |||
| 280 |
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364 | for (z = 0; z < 2 * fp->steps_y * s->nb_threads; z++) |
| 281 |
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360 | if (!(fp->sc[z] = av_malloc_array(width + 2 * fp->steps_x, |
| 282 | sizeof(*(fp->sc[z]))))) | ||
| 283 | ✗ | return AVERROR(ENOMEM); | |
| 284 | |||
| 285 | 4 | return 0; | |
| 286 | } | ||
| 287 | |||
| 288 | 2 | static int config_input(AVFilterLink *inlink) | |
| 289 | { | ||
| 290 | 2 | UnsharpContext *s = inlink->dst->priv; | |
| 291 | 2 | const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(inlink->format); | |
| 292 | int ret; | ||
| 293 | |||
| 294 | 2 | s->nb_planes = desc->nb_components; | |
| 295 | 2 | s->hsub = desc->log2_chroma_w; | |
| 296 | 2 | s->vsub = desc->log2_chroma_h; | |
| 297 | 2 | s->bitdepth = desc->comp[0].depth; | |
| 298 |
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2 | s->bps = s->bitdepth > 8 ? 2 : 1; |
| 299 |
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2 | s->unsharp_slice = s->bitdepth > 8 ? unsharp_slice_16 : unsharp_slice_8; |
| 300 | |||
| 301 | // ensure (height / nb_threads) > 4 * steps_y, | ||
| 302 | // so that we don't have too much overlap between two threads | ||
| 303 |
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2 | s->nb_threads = FFMIN(ff_filter_get_nb_threads(inlink->dst), |
| 304 | inlink->h / (4 * s->luma.steps_y)); | ||
| 305 | |||
| 306 | 2 | ret = init_filter_param(inlink->dst, &s->luma, "luma", inlink->w); | |
| 307 |
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2 | if (ret < 0) |
| 308 | ✗ | return ret; | |
| 309 | 2 | ret = init_filter_param(inlink->dst, &s->chroma, "chroma", AV_CEIL_RSHIFT(inlink->w, s->hsub)); | |
| 310 |
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2 | if (ret < 0) |
| 311 | ✗ | return ret; | |
| 312 | |||
| 313 | 2 | return 0; | |
| 314 | } | ||
| 315 | |||
| 316 | 8 | static void free_filter_param(UnsharpFilterParam *fp, int nb_threads) | |
| 317 | { | ||
| 318 | int z; | ||
| 319 | |||
| 320 |
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8 | if (fp->sc) { |
| 321 |
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364 | for (z = 0; z < 2 * fp->steps_y * nb_threads; z++) |
| 322 | 360 | av_freep(&fp->sc[z]); | |
| 323 | 4 | av_freep(&fp->sc); | |
| 324 | } | ||
| 325 | 8 | av_freep(&fp->sr); | |
| 326 | 8 | } | |
| 327 | |||
| 328 | 4 | static av_cold void uninit(AVFilterContext *ctx) | |
| 329 | { | ||
| 330 | 4 | UnsharpContext *s = ctx->priv; | |
| 331 | |||
| 332 | 4 | free_filter_param(&s->luma, s->nb_threads); | |
| 333 | 4 | free_filter_param(&s->chroma, s->nb_threads); | |
| 334 | 4 | } | |
| 335 | |||
| 336 | 70 | static int filter_frame(AVFilterLink *link, AVFrame *in) | |
| 337 | { | ||
| 338 | 70 | AVFilterLink *outlink = link->dst->outputs[0]; | |
| 339 | AVFrame *out; | ||
| 340 | 70 | int ret = 0; | |
| 341 | |||
| 342 | 70 | out = ff_get_video_buffer(outlink, outlink->w, outlink->h); | |
| 343 |
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70 | if (!out) { |
| 344 | ✗ | av_frame_free(&in); | |
| 345 | ✗ | return AVERROR(ENOMEM); | |
| 346 | } | ||
| 347 | 70 | av_frame_copy_props(out, in); | |
| 348 | |||
| 349 | 70 | ret = apply_unsharp(link->dst, in, out); | |
| 350 | |||
| 351 | 70 | av_frame_free(&in); | |
| 352 | |||
| 353 |
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70 | if (ret < 0) { |
| 354 | ✗ | av_frame_free(&out); | |
| 355 | ✗ | return ret; | |
| 356 | } | ||
| 357 | 70 | return ff_filter_frame(outlink, out); | |
| 358 | } | ||
| 359 | |||
| 360 | #define OFFSET(x) offsetof(UnsharpContext, x) | ||
| 361 | #define FLAGS AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_VIDEO_PARAM | ||
| 362 | #define MIN_SIZE 3 | ||
| 363 | #define MAX_SIZE 23 | ||
| 364 | static const AVOption unsharp_options[] = { | ||
| 365 | { "luma_msize_x", "set luma matrix horizontal size", OFFSET(lmsize_x), AV_OPT_TYPE_INT, { .i64 = 5 }, MIN_SIZE, MAX_SIZE, FLAGS }, | ||
| 366 | { "lx", "set luma matrix horizontal size", OFFSET(lmsize_x), AV_OPT_TYPE_INT, { .i64 = 5 }, MIN_SIZE, MAX_SIZE, FLAGS }, | ||
| 367 | { "luma_msize_y", "set luma matrix vertical size", OFFSET(lmsize_y), AV_OPT_TYPE_INT, { .i64 = 5 }, MIN_SIZE, MAX_SIZE, FLAGS }, | ||
| 368 | { "ly", "set luma matrix vertical size", OFFSET(lmsize_y), AV_OPT_TYPE_INT, { .i64 = 5 }, MIN_SIZE, MAX_SIZE, FLAGS }, | ||
| 369 | { "luma_amount", "set luma effect strength", OFFSET(lamount), AV_OPT_TYPE_FLOAT, { .dbl = 1 }, -2, 5, FLAGS }, | ||
| 370 | { "la", "set luma effect strength", OFFSET(lamount), AV_OPT_TYPE_FLOAT, { .dbl = 1 }, -2, 5, FLAGS }, | ||
| 371 | { "chroma_msize_x", "set chroma matrix horizontal size", OFFSET(cmsize_x), AV_OPT_TYPE_INT, { .i64 = 5 }, MIN_SIZE, MAX_SIZE, FLAGS }, | ||
| 372 | { "cx", "set chroma matrix horizontal size", OFFSET(cmsize_x), AV_OPT_TYPE_INT, { .i64 = 5 }, MIN_SIZE, MAX_SIZE, FLAGS }, | ||
| 373 | { "chroma_msize_y", "set chroma matrix vertical size", OFFSET(cmsize_y), AV_OPT_TYPE_INT, { .i64 = 5 }, MIN_SIZE, MAX_SIZE, FLAGS }, | ||
| 374 | { "cy", "set chroma matrix vertical size", OFFSET(cmsize_y), AV_OPT_TYPE_INT, { .i64 = 5 }, MIN_SIZE, MAX_SIZE, FLAGS }, | ||
| 375 | { "chroma_amount", "set chroma effect strength", OFFSET(camount), AV_OPT_TYPE_FLOAT, { .dbl = 0 }, -2, 5, FLAGS }, | ||
| 376 | { "ca", "set chroma effect strength", OFFSET(camount), AV_OPT_TYPE_FLOAT, { .dbl = 0 }, -2, 5, FLAGS }, | ||
| 377 | { "alpha_msize_x", "set alpha matrix horizontal size", OFFSET(amsize_x), AV_OPT_TYPE_INT, { .i64 = 5 }, MIN_SIZE, MAX_SIZE, FLAGS }, | ||
| 378 | { "ax", "set alpha matrix horizontal size", OFFSET(amsize_x), AV_OPT_TYPE_INT, { .i64 = 5 }, MIN_SIZE, MAX_SIZE, FLAGS }, | ||
| 379 | { "alpha_msize_y", "set alpha matrix vertical size", OFFSET(amsize_y), AV_OPT_TYPE_INT, { .i64 = 5 }, MIN_SIZE, MAX_SIZE, FLAGS }, | ||
| 380 | { "ay", "set alpha matrix vertical size", OFFSET(amsize_y), AV_OPT_TYPE_INT, { .i64 = 5 }, MIN_SIZE, MAX_SIZE, FLAGS }, | ||
| 381 | { "alpha_amount", "set alpha effect strength", OFFSET(aamount), AV_OPT_TYPE_FLOAT, { .dbl = 0 }, -2, 5, FLAGS }, | ||
| 382 | { "aa", "set alpha effect strength", OFFSET(aamount), AV_OPT_TYPE_FLOAT, { .dbl = 0 }, -2, 5, FLAGS }, | ||
| 383 | { NULL } | ||
| 384 | }; | ||
| 385 | |||
| 386 | AVFILTER_DEFINE_CLASS(unsharp); | ||
| 387 | |||
| 388 | static const AVFilterPad avfilter_vf_unsharp_inputs[] = { | ||
| 389 | { | ||
| 390 | .name = "default", | ||
| 391 | .type = AVMEDIA_TYPE_VIDEO, | ||
| 392 | .filter_frame = filter_frame, | ||
| 393 | .config_props = config_input, | ||
| 394 | }, | ||
| 395 | }; | ||
| 396 | |||
| 397 | const FFFilter ff_vf_unsharp = { | ||
| 398 | .p.name = "unsharp", | ||
| 399 | .p.description = NULL_IF_CONFIG_SMALL("Sharpen or blur the input video."), | ||
| 400 | .p.priv_class = &unsharp_class, | ||
| 401 | .p.flags = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC | AVFILTER_FLAG_SLICE_THREADS, | ||
| 402 | .priv_size = sizeof(UnsharpContext), | ||
| 403 | .init = init, | ||
| 404 | .uninit = uninit, | ||
| 405 | FILTER_INPUTS(avfilter_vf_unsharp_inputs), | ||
| 406 | FILTER_OUTPUTS(ff_video_default_filterpad), | ||
| 407 | FILTER_PIXFMTS_ARRAY(pix_fmts), | ||
| 408 | }; | ||
| 409 |