FFmpeg  4.4
vf_yaepblur.c
Go to the documentation of this file.
1 /*
2  * Copyright (C) 2019 Leo Zhang <leozhang@qiyi.com>
3 
4  * This file is part of FFmpeg.
5  *
6  * FFmpeg is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU Lesser General Public
8  * License as published by the Free Software Foundation; either
9  * version 2.1 of the License, or (at your option) any later version.
10  *
11  * FFmpeg is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14  * Lesser General Public License for more details.
15  *
16  * You should have received a copy of the GNU Lesser General Public
17  * License along with FFmpeg; if not, write to the Free Software
18  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19  */
20 
21 /**
22  * @file
23  * yaep(yet another edge preserving) blur filter
24  *
25  * This implementation is based on an algorithm described in
26  * "J. S. Lee, Digital image enhancement and noise filtering by use of local statistics, IEEE Trans. Pattern
27  * Anal. Mach. Intell. PAMI-2, 1980."
28  */
29 
30 #include "libavutil/opt.h"
31 #include "libavutil/imgutils.h"
32 #include "avfilter.h"
33 #include "internal.h"
34 
35 typedef struct YAEPContext {
36  const AVClass *class;
37 
38  int planes;
39  int radius;
40  int sigma;
41 
42  int nb_planes;
43  int planewidth[4];
44  int planeheight[4];
45  int depth;
46 
47  uint64_t *sat; ///< summed area table
48  uint64_t *square_sat; ///< square summed area table
50 
51  int (*pre_calculate_row)(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs);
52  int (*filter_slice )(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs);
53 } YAEPContext;
54 
56 {
57  YAEPContext *s = ctx->priv;
58  av_freep(&s->sat);
59  av_freep(&s->square_sat);
60 }
61 
63 {
64  static const enum AVPixelFormat pix_fmts[] = {
84  };
85 
87 }
88 
89 typedef struct ThreadData {
90  int width;
91  int height;
92  int src_linesize;
93  int dst_linesize;
94  uint8_t *src;
95  uint8_t *dst;
96 } ThreadData;
97 
98 #define PRE_CALCULATE_ROW(type, name) \
99 static int pre_calculate_row_##name(AVFilterContext *ctx, void *arg, \
100  int jobnr, int nb_jobs) \
101 { \
102  ThreadData *td = arg; \
103  YAEPContext *s = ctx->priv; \
104  \
105  const int width = td->width; \
106  const int height = td->height; \
107  const int linesize = td->src_linesize / sizeof(type); \
108  const int sat_linesize = s->sat_linesize; \
109  \
110  const int starty = height * jobnr / nb_jobs; \
111  const int endy = height * (jobnr+1) / nb_jobs; \
112  \
113  uint64_t *sat = s->sat + (starty + 1) * sat_linesize; \
114  uint64_t *square_sat = s->square_sat + (starty + 1) * sat_linesize; \
115  const type *src = (const type *)td->src + starty * linesize; \
116  \
117  int x, y; \
118  \
119  for (y = starty; y < endy; y++) { \
120  for (x = 0; x < width; x++) { \
121  sat[x+1] = sat[x] + src[x]; \
122  square_sat[x+1] = square_sat[x] + (uint64_t)src[x] * src[x]; \
123  } \
124  sat += sat_linesize; \
125  square_sat += sat_linesize; \
126  src += linesize; \
127  } \
128  \
129  return 0; \
130 }
131 
133 PRE_CALCULATE_ROW(uint16_t, word)
134 
136  int jobnr, int nb_jobs)
137 {
138  ThreadData *td = arg;
139  YAEPContext *s = ctx->priv;
140 
141  const int width = td->width;
142  const int height = td->height;
143  const int sat_linesize = s->sat_linesize;
144 
145  const int startx = width * jobnr / nb_jobs;
146  const int endx = width * (jobnr + 1) / nb_jobs;
147 
148  uint64_t *sat, *square_sat;
149  int x, y;
150 
151  for (x = startx; x < endx; x++) {
152  sat = s->sat + x + 1;
153  square_sat = s->square_sat + x + 1;
154  for (y = 0; y < height; y++) {
155  *(sat+sat_linesize) += *sat;
156  *(square_sat+sat_linesize) += *square_sat;
157  sat += sat_linesize;
158  square_sat += sat_linesize;
159  }
160  }
161 
162  return 0;
163 }
164 
165 #define FILTER_SLICE(type, name) \
166 static int filter_slice_##name(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs) \
167 { \
168  ThreadData *td = arg; \
169  YAEPContext *s = ctx->priv; \
170  \
171  const int width = td->width; \
172  const int height = td->height; \
173  const int src_linesize = td->src_linesize / sizeof(type); \
174  const int dst_linesize = td->dst_linesize / sizeof(type); \
175  const int sat_linesize = s->sat_linesize; \
176  const int sigma = s->sigma; \
177  const int radius = s->radius; \
178  \
179  uint64_t *sat = s->sat; \
180  uint64_t *square_sat = s->square_sat; \
181  const type *src = (const type *)td->src; \
182  type *dst = (type *)td->dst; \
183  \
184  const int starty = height * jobnr / nb_jobs; \
185  const int endy = height * (jobnr + 1) / nb_jobs; \
186  \
187  int x, y; \
188  int lower_x, higher_x; \
189  int lower_y, higher_y; \
190  int dist_y, count; \
191  uint64_t sum, square_sum, mean, var; \
192  \
193  for (y = starty; y < endy; y++) { \
194  lower_y = y - radius < 0 ? 0 : y - radius; \
195  higher_y = y + radius + 1 > height ? height : y + radius + 1; \
196  dist_y = higher_y - lower_y; \
197  for (x = 0; x < width; x++) { \
198  lower_x = x - radius < 0 ? 0 : x - radius; \
199  higher_x = x + radius + 1 > width ? width : x + radius + 1; \
200  count = dist_y * (higher_x - lower_x); \
201  sum = sat[higher_y * sat_linesize + higher_x] \
202  - sat[higher_y * sat_linesize + lower_x] \
203  - sat[lower_y * sat_linesize + higher_x] \
204  + sat[lower_y * sat_linesize + lower_x]; \
205  square_sum = square_sat[higher_y * sat_linesize + higher_x] \
206  - square_sat[higher_y * sat_linesize + lower_x] \
207  - square_sat[lower_y * sat_linesize + higher_x] \
208  + square_sat[lower_y * sat_linesize + lower_x]; \
209  mean = sum / count; \
210  var = (square_sum - sum * sum / count) / count; \
211  dst[y * dst_linesize + x] = (sigma * mean + var * src[y * src_linesize + x]) / (sigma + var); \
212  } \
213  } \
214  return 0; \
215 }
216 
217 FILTER_SLICE(uint8_t, byte)
218 FILTER_SLICE(uint16_t, word)
219 
220 static int filter_frame(AVFilterLink *inlink, AVFrame *in)
221 {
222  AVFilterContext *ctx = inlink->dst;
223  YAEPContext *s = ctx->priv;
224  AVFilterLink *outlink = ctx->outputs[0];
225  AVFrame *out;
226  int plane;
227  const int nb_threads = ff_filter_get_nb_threads(ctx);
228  ThreadData td;
229 
230  if (av_frame_is_writable(in)) {
231  out = in;
232  } else {
233  out = ff_get_video_buffer(outlink, outlink->w, outlink->h);
234  if (!out) {
235  av_frame_free(&in);
236  return AVERROR(ENOMEM);
237  }
239  }
240 
241  for (plane = 0; plane < s->nb_planes; plane++) {
242  if (!s->radius || !(s->planes & (1<<plane))) {
243  if (out != in) {
244  av_image_copy_plane(out->data[plane], out->linesize[plane],
245  in->data[plane], in->linesize[plane],
246  s->planewidth[plane] * ((s->depth + 7) / 8),
247  s->planeheight[plane]);
248  }
249  continue;
250  }
251 
252  td.width = s->planewidth[plane];
253  td.height = s->planeheight[plane];
254  td.src = in->data[plane];
255  td.src_linesize = in->linesize[plane];
256  ctx->internal->execute(ctx, s->pre_calculate_row, &td, NULL, FFMIN(td.height, nb_threads));
257  ctx->internal->execute(ctx, pre_calculate_col, &td, NULL, FFMIN(td.width, nb_threads));
258 
259  td.dst = out->data[plane];
260  td.dst_linesize = out->linesize[plane];
261  ctx->internal->execute(ctx, s->filter_slice, &td, NULL, FFMIN(td.height, nb_threads));
262  }
263 
264  if (out != in)
265  av_frame_free(&in);
266 
267  return ff_filter_frame(outlink, out);
268 }
269 
270 static int config_input(AVFilterLink *inlink)
271 {
272  YAEPContext *s = inlink->dst->priv;
274 
275  s->depth = desc->comp[0].depth;
276  s->planewidth[1] = s->planewidth[2] = AV_CEIL_RSHIFT(inlink->w, desc->log2_chroma_w);
277  s->planewidth[0] = s->planewidth[3] = inlink->w;
278  s->planeheight[1] = s->planeheight[2] = AV_CEIL_RSHIFT(inlink->h, desc->log2_chroma_h);
279  s->planeheight[0] = s->planeheight[3] = inlink->h;
280  s->nb_planes = av_pix_fmt_count_planes(inlink->format);
281 
282  s->radius = FFMIN(s->radius, AV_CEIL_RSHIFT(FFMIN(inlink->w, inlink->h), 1));
283 
284  if (s->depth <= 8) {
285  s->pre_calculate_row = pre_calculate_row_byte;
286  s->filter_slice = filter_slice_byte;
287  } else {
288  s->pre_calculate_row = pre_calculate_row_word;
289  s->filter_slice = filter_slice_word;
290  }
291 
292  // padding one row on the top, and padding one col on the left, that is why + 1 below
293  s->sat_linesize = inlink->w + 1;
294  s->sat = av_mallocz_array(inlink->h + 1, s->sat_linesize*sizeof(*s->sat));
295  if (!s->sat)
296  return AVERROR(ENOMEM);
297 
298  s->square_sat = av_mallocz_array(inlink->h + 1, s->sat_linesize*sizeof(*s->square_sat));
299  if (!s->square_sat)
300  return AVERROR(ENOMEM);
301 
302  return 0;
303 }
304 
305 static const AVFilterPad yaep_inputs[] = {
306  {
307  .name = "default",
308  .type = AVMEDIA_TYPE_VIDEO,
309  .config_props = config_input,
310  .filter_frame = filter_frame,
311  },
312  { NULL }
313 };
314 
315 static const AVFilterPad yaep_outputs[] = {
316  {
317  .name = "default",
318  .type = AVMEDIA_TYPE_VIDEO,
319  },
320  { NULL }
321 };
322 
323 #define OFFSET(x) offsetof(YAEPContext, x)
324 #define FLAGS AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_VIDEO_PARAM|AV_OPT_FLAG_RUNTIME_PARAM
325 
326 static const AVOption yaepblur_options[] = {
327  { "radius", "set window radius", OFFSET(radius), AV_OPT_TYPE_INT, {.i64=3}, 0, INT_MAX, .flags=FLAGS },
328  { "r" , "set window radius", OFFSET(radius), AV_OPT_TYPE_INT, {.i64=3}, 0, INT_MAX, .flags=FLAGS },
329  { "planes", "set planes to filter", OFFSET(planes), AV_OPT_TYPE_INT, {.i64=1}, 0, 0xF, .flags=FLAGS },
330  { "p", "set planes to filter", OFFSET(planes), AV_OPT_TYPE_INT, {.i64=1}, 0, 0xF, .flags=FLAGS },
331  { "sigma", "set blur strength", OFFSET(sigma), AV_OPT_TYPE_INT, {.i64=128}, 1, INT_MAX, .flags=FLAGS },
332  { "s", "set blur strength", OFFSET(sigma), AV_OPT_TYPE_INT, {.i64=128}, 1, INT_MAX, .flags=FLAGS },
333  { NULL }
334 };
335 
337 
339  .name = "yaepblur",
340  .description = NULL_IF_CONFIG_SMALL("Yet another edge preserving blur filter."),
341  .priv_size = sizeof(YAEPContext),
342  .priv_class = &yaepblur_class,
343  .uninit = uninit,
345  .inputs = yaep_inputs,
349 };
static const AVFilterPad inputs[]
Definition: af_acontrast.c:193
static const AVFilterPad outputs[]
Definition: af_acontrast.c:203
static int process_command(AVFilterContext *ctx, const char *cmd, const char *args, char *res, int res_len, int flags)
Definition: af_acrusher.c:336
#define av_cold
Definition: attributes.h:88
uint8_t pi<< 24) CONV_FUNC_GROUP(AV_SAMPLE_FMT_FLT, float, AV_SAMPLE_FMT_U8, uint8_t,(*(const uint8_t *) pi - 0x80) *(1.0f/(1<< 7))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_DBL, double, AV_SAMPLE_FMT_U8, uint8_t,(*(const uint8_t *) pi - 0x80) *(1.0/(1<< 7))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_S16, int16_t,(*(const int16_t *) pi >> 8)+0x80) CONV_FUNC_GROUP(AV_SAMPLE_FMT_FLT, float, AV_SAMPLE_FMT_S16, int16_t, *(const int16_t *) pi *(1.0f/(1<< 15))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_DBL, double, AV_SAMPLE_FMT_S16, int16_t, *(const int16_t *) pi *(1.0/(1<< 15))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_S32, int32_t,(*(const int32_t *) pi >> 24)+0x80) CONV_FUNC_GROUP(AV_SAMPLE_FMT_FLT, float, AV_SAMPLE_FMT_S32, int32_t, *(const int32_t *) pi *(1.0f/(1U<< 31))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_DBL, double, AV_SAMPLE_FMT_S32, int32_t, *(const int32_t *) pi *(1.0/(1U<< 31))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_FLT, float, av_clip_uint8(lrintf(*(const float *) pi *(1<< 7))+0x80)) CONV_FUNC_GROUP(AV_SAMPLE_FMT_S16, int16_t, AV_SAMPLE_FMT_FLT, float, av_clip_int16(lrintf(*(const float *) pi *(1<< 15)))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_S32, int32_t, AV_SAMPLE_FMT_FLT, float, av_clipl_int32(llrintf(*(const float *) pi *(1U<< 31)))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_DBL, double, av_clip_uint8(lrint(*(const double *) pi *(1<< 7))+0x80)) CONV_FUNC_GROUP(AV_SAMPLE_FMT_S16, int16_t, AV_SAMPLE_FMT_DBL, double, av_clip_int16(lrint(*(const double *) pi *(1<< 15)))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_S32, int32_t, AV_SAMPLE_FMT_DBL, double, av_clipl_int32(llrint(*(const double *) pi *(1U<< 31)))) #define SET_CONV_FUNC_GROUP(ofmt, ifmt) static void set_generic_function(AudioConvert *ac) { } void ff_audio_convert_free(AudioConvert **ac) { if(! *ac) return;ff_dither_free(&(*ac) ->dc);av_freep(ac);} AudioConvert *ff_audio_convert_alloc(AVAudioResampleContext *avr, enum AVSampleFormat out_fmt, enum AVSampleFormat in_fmt, int channels, int sample_rate, int apply_map) { AudioConvert *ac;int in_planar, out_planar;ac=av_mallocz(sizeof(*ac));if(!ac) return NULL;ac->avr=avr;ac->out_fmt=out_fmt;ac->in_fmt=in_fmt;ac->channels=channels;ac->apply_map=apply_map;if(avr->dither_method !=AV_RESAMPLE_DITHER_NONE &&av_get_packed_sample_fmt(out_fmt)==AV_SAMPLE_FMT_S16 &&av_get_bytes_per_sample(in_fmt) > 2) { ac->dc=ff_dither_alloc(avr, out_fmt, in_fmt, channels, sample_rate, apply_map);if(!ac->dc) { av_free(ac);return NULL;} return ac;} in_planar=ff_sample_fmt_is_planar(in_fmt, channels);out_planar=ff_sample_fmt_is_planar(out_fmt, channels);if(in_planar==out_planar) { ac->func_type=CONV_FUNC_TYPE_FLAT;ac->planes=in_planar ? ac->channels :1;} else if(in_planar) ac->func_type=CONV_FUNC_TYPE_INTERLEAVE;else ac->func_type=CONV_FUNC_TYPE_DEINTERLEAVE;set_generic_function(ac);if(ARCH_AARCH64) ff_audio_convert_init_aarch64(ac);if(ARCH_ARM) ff_audio_convert_init_arm(ac);if(ARCH_X86) ff_audio_convert_init_x86(ac);return ac;} int ff_audio_convert(AudioConvert *ac, AudioData *out, AudioData *in) { int use_generic=1;int len=in->nb_samples;int p;if(ac->dc) { av_log(ac->avr, AV_LOG_TRACE, "%d samples - audio_convert: %s to %s (dithered)\n", len, av_get_sample_fmt_name(ac->in_fmt), av_get_sample_fmt_name(ac->out_fmt));return ff_convert_dither(ac-> in
uint8_t
int ff_filter_frame(AVFilterLink *link, AVFrame *frame)
Send a frame of data to the next filter.
Definition: avfilter.c:1094
int ff_filter_process_command(AVFilterContext *ctx, const char *cmd, const char *arg, char *res, int res_len, int flags)
Generic processing of user supplied commands that are set in the same way as the filter options.
Definition: avfilter.c:882
int ff_filter_get_nb_threads(AVFilterContext *ctx)
Get number of threads for current filter instance.
Definition: avfilter.c:802
Main libavfilter public API header.
#define flags(name, subs,...)
Definition: cbs_av1.c:561
#define s(width, name)
Definition: cbs_vp9.c:257
#define FFMIN(a, b)
Definition: common.h:105
#define AV_CEIL_RSHIFT(a, b)
Definition: common.h:58
#define NULL
Definition: coverity.c:32
int
int ff_set_common_formats(AVFilterContext *ctx, AVFilterFormats *formats)
A helper for query_formats() which sets all links to the same list of formats.
Definition: formats.c:587
AVFilterFormats * ff_make_format_list(const int *fmts)
Create a list of supported formats.
Definition: formats.c:286
@ AV_OPT_TYPE_INT
Definition: opt.h:225
#define AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC
Some filters support a generic "enable" expression option that can be used to enable or disable a fil...
Definition: avfilter.h:126
#define AVFILTER_FLAG_SLICE_THREADS
The filter supports multithreading by splitting frames into multiple parts and processing them concur...
Definition: avfilter.h:117
#define AVERROR(e)
Definition: error.h:43
int av_frame_is_writable(AVFrame *frame)
Check if the frame data is writable.
Definition: frame.c:594
void av_frame_free(AVFrame **frame)
Free the frame and any dynamically allocated objects in it, e.g.
Definition: frame.c:203
int av_frame_copy_props(AVFrame *dst, const AVFrame *src)
Copy only "metadata" fields from src to dst.
Definition: frame.c:658
void * av_mallocz_array(size_t nmemb, size_t size)
Allocate a memory block for an array with av_mallocz().
Definition: mem.c:190
@ AVMEDIA_TYPE_VIDEO
Definition: avutil.h:201
void av_image_copy_plane(uint8_t *dst, int dst_linesize, const uint8_t *src, int src_linesize, int bytewidth, int height)
Copy image plane from src to dst.
Definition: imgutils.c:373
misc image utilities
const char * arg
Definition: jacosubdec.c:66
common internal API header
#define NULL_IF_CONFIG_SMALL(x)
Return NULL if CONFIG_SMALL is true, otherwise the argument without modification.
Definition: internal.h:117
static enum AVPixelFormat pix_fmts[]
Definition: libkvazaar.c:303
const char * desc
Definition: libsvtav1.c:79
static const struct @322 planes[]
AVOptions.
int av_pix_fmt_count_planes(enum AVPixelFormat pix_fmt)
Definition: pixdesc.c:2613
const AVPixFmtDescriptor * av_pix_fmt_desc_get(enum AVPixelFormat pix_fmt)
Definition: pixdesc.c:2573
#define AV_PIX_FMT_GBRAP12
Definition: pixfmt.h:420
#define AV_PIX_FMT_YUV420P16
Definition: pixfmt.h:410
#define AV_PIX_FMT_YUV444P12
Definition: pixfmt.h:406
#define AV_PIX_FMT_YUV444P9
Definition: pixfmt.h:398
#define AV_PIX_FMT_YUV420P10
Definition: pixfmt.h:399
#define AV_PIX_FMT_YUV440P12
Definition: pixfmt.h:405
#define AV_PIX_FMT_GRAY9
Definition: pixfmt.h:379
#define AV_PIX_FMT_GBRAP16
Definition: pixfmt.h:421
#define AV_PIX_FMT_GBRP9
Definition: pixfmt.h:414
#define AV_PIX_FMT_YUV422P9
Definition: pixfmt.h:397
#define AV_PIX_FMT_YUVA444P10
Definition: pixfmt.h:438
#define AV_PIX_FMT_YUVA420P16
Definition: pixfmt.h:441
#define AV_PIX_FMT_YUV420P12
Definition: pixfmt.h:403
#define AV_PIX_FMT_YUVA420P10
Definition: pixfmt.h:436
#define AV_PIX_FMT_YUVA422P9
Definition: pixfmt.h:434
#define AV_PIX_FMT_YUV422P12
Definition: pixfmt.h:404
#define AV_PIX_FMT_GBRP10
Definition: pixfmt.h:415
#define AV_PIX_FMT_YUV422P10
Definition: pixfmt.h:400
#define AV_PIX_FMT_GRAY12
Definition: pixfmt.h:381
#define AV_PIX_FMT_GBRP12
Definition: pixfmt.h:416
#define AV_PIX_FMT_YUV420P9
Definition: pixfmt.h:396
#define AV_PIX_FMT_YUVA420P9
Definition: pixfmt.h:433
#define AV_PIX_FMT_YUVA422P10
Definition: pixfmt.h:437
#define AV_PIX_FMT_YUV420P14
Definition: pixfmt.h:407
AVPixelFormat
Pixel format.
Definition: pixfmt.h:64
@ AV_PIX_FMT_NONE
Definition: pixfmt.h:65
@ AV_PIX_FMT_YUV420P
planar YUV 4:2:0, 12bpp, (1 Cr & Cb sample per 2x2 Y samples)
Definition: pixfmt.h:66
@ AV_PIX_FMT_YUV440P
planar YUV 4:4:0 (1 Cr & Cb sample per 1x2 Y samples)
Definition: pixfmt.h:99
@ AV_PIX_FMT_YUV422P
planar YUV 4:2:2, 16bpp, (1 Cr & Cb sample per 2x1 Y samples)
Definition: pixfmt.h:70
@ AV_PIX_FMT_GRAY8
Y , 8bpp.
Definition: pixfmt.h:74
@ AV_PIX_FMT_YUVA420P
planar YUV 4:2:0, 20bpp, (1 Cr & Cb sample per 2x2 Y & A samples)
Definition: pixfmt.h:101
@ AV_PIX_FMT_YUVJ440P
planar YUV 4:4:0 full scale (JPEG), deprecated in favor of AV_PIX_FMT_YUV440P and setting color_range
Definition: pixfmt.h:100
@ AV_PIX_FMT_YUV410P
planar YUV 4:1:0, 9bpp, (1 Cr & Cb sample per 4x4 Y samples)
Definition: pixfmt.h:72
@ AV_PIX_FMT_YUV411P
planar YUV 4:1:1, 12bpp, (1 Cr & Cb sample per 4x1 Y samples)
Definition: pixfmt.h:73
@ AV_PIX_FMT_YUV444P
planar YUV 4:4:4, 24bpp, (1 Cr & Cb sample per 1x1 Y samples)
Definition: pixfmt.h:71
@ AV_PIX_FMT_YUVA444P
planar YUV 4:4:4 32bpp, (1 Cr & Cb sample per 1x1 Y & A samples)
Definition: pixfmt.h:177
@ AV_PIX_FMT_YUVJ411P
planar YUV 4:1:1, 12bpp, (1 Cr & Cb sample per 4x1 Y samples) full scale (JPEG), deprecated in favor ...
Definition: pixfmt.h:258
@ AV_PIX_FMT_GBRAP
planar GBRA 4:4:4:4 32bpp
Definition: pixfmt.h:215
@ AV_PIX_FMT_YUVJ422P
planar YUV 4:2:2, 16bpp, full scale (JPEG), deprecated in favor of AV_PIX_FMT_YUV422P and setting col...
Definition: pixfmt.h:79
@ AV_PIX_FMT_YUVA422P
planar YUV 4:2:2 24bpp, (1 Cr & Cb sample per 2x1 Y & A samples)
Definition: pixfmt.h:176
@ AV_PIX_FMT_GBRP
planar GBR 4:4:4 24bpp
Definition: pixfmt.h:168
@ AV_PIX_FMT_YUVJ444P
planar YUV 4:4:4, 24bpp, full scale (JPEG), deprecated in favor of AV_PIX_FMT_YUV444P and setting col...
Definition: pixfmt.h:80
@ AV_PIX_FMT_YUVJ420P
planar YUV 4:2:0, 12bpp, full scale (JPEG), deprecated in favor of AV_PIX_FMT_YUV420P and setting col...
Definition: pixfmt.h:78
#define AV_PIX_FMT_YUVA422P12
Definition: pixfmt.h:439
#define AV_PIX_FMT_YUV422P14
Definition: pixfmt.h:408
#define AV_PIX_FMT_GRAY10
Definition: pixfmt.h:380
#define AV_PIX_FMT_GRAY14
Definition: pixfmt.h:382
#define AV_PIX_FMT_YUV422P16
Definition: pixfmt.h:411
#define AV_PIX_FMT_GRAY16
Definition: pixfmt.h:383
#define AV_PIX_FMT_GBRAP10
Definition: pixfmt.h:419
#define AV_PIX_FMT_YUVA444P16
Definition: pixfmt.h:443
#define AV_PIX_FMT_YUVA422P16
Definition: pixfmt.h:442
#define AV_PIX_FMT_GBRP16
Definition: pixfmt.h:418
#define AV_PIX_FMT_YUV444P14
Definition: pixfmt.h:409
#define AV_PIX_FMT_YUVA444P9
Definition: pixfmt.h:435
#define AV_PIX_FMT_GBRP14
Definition: pixfmt.h:417
#define AV_PIX_FMT_YUVA444P12
Definition: pixfmt.h:440
#define AV_PIX_FMT_YUV444P16
Definition: pixfmt.h:412
#define AV_PIX_FMT_YUV444P10
Definition: pixfmt.h:402
#define td
Definition: regdef.h:70
Describe the class of an AVClass context structure.
Definition: log.h:67
An instance of a filter.
Definition: avfilter.h:341
void * priv
private data for use by the filter
Definition: avfilter.h:356
A filter pad used for either input or output.
Definition: internal.h:54
const char * name
Pad name.
Definition: internal.h:60
Filter definition.
Definition: avfilter.h:145
const char * name
Filter name.
Definition: avfilter.h:149
AVFormatInternal * internal
An opaque field for libavformat internal usage.
Definition: avformat.h:1699
This structure describes decoded (raw) audio or video data.
Definition: frame.h:318
AVOption.
Definition: opt.h:248
Descriptor that unambiguously describes how the bits of a pixel are stored in the up to 4 data planes...
Definition: pixdesc.h:81
Used for passing data between threads.
Definition: dsddec.c:67
int height
Definition: vf_avgblur.c:61
int src_linesize
Definition: vf_bm3d.c:57
const uint8_t * src
Definition: vf_bm3d.c:56
AVFrame * dst
Definition: vf_blend.c:56
int(* pre_calculate_row)(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
Definition: vf_yaepblur.c:51
int sat_linesize
Definition: vf_yaepblur.c:49
int planeheight[4]
Definition: vf_yaepblur.c:44
uint64_t * square_sat
square summed area table
Definition: vf_yaepblur.c:48
uint64_t * sat
summed area table
Definition: vf_yaepblur.c:47
int(* filter_slice)(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
Definition: vf_yaepblur.c:52
int planewidth[4]
Definition: vf_yaepblur.c:43
#define av_freep(p)
FILE * out
Definition: movenc.c:54
AVFormatContext * ctx
Definition: movenc.c:48
#define height
#define width
#define PRE_CALCULATE_ROW(type, name)
Definition: vf_yaepblur.c:98
static const AVFilterPad yaep_inputs[]
Definition: vf_yaepblur.c:305
static int query_formats(AVFilterContext *ctx)
Definition: vf_yaepblur.c:62
static int config_input(AVFilterLink *inlink)
Definition: vf_yaepblur.c:270
#define FILTER_SLICE(type, name)
Definition: vf_yaepblur.c:165
#define FLAGS
Definition: vf_yaepblur.c:324
static int filter_frame(AVFilterLink *inlink, AVFrame *in)
Definition: vf_yaepblur.c:220
static const AVOption yaepblur_options[]
Definition: vf_yaepblur.c:326
AVFILTER_DEFINE_CLASS(yaepblur)
static av_cold void uninit(AVFilterContext *ctx)
Definition: vf_yaepblur.c:55
AVFilter ff_vf_yaepblur
Definition: vf_yaepblur.c:338
#define OFFSET(x)
Definition: vf_yaepblur.c:323
static int pre_calculate_col(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
Definition: vf_yaepblur.c:135
static const AVFilterPad yaep_outputs[]
Definition: vf_yaepblur.c:315
AVFrame * ff_get_video_buffer(AVFilterLink *link, int w, int h)
Request a picture buffer with a specific set of permissions.
Definition: video.c:99