FFmpeg  4.3.7
vf_maskedminmax.c
Go to the documentation of this file.
1 /*
2  * Copyright (c) 2019 Paul B Mahol
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 #include "libavutil/imgutils.h"
22 #include "libavutil/pixdesc.h"
23 #include "libavutil/opt.h"
24 #include "avfilter.h"
25 #include "formats.h"
26 #include "internal.h"
27 #include "video.h"
28 #include "framesync.h"
29 
30 #define OFFSET(x) offsetof(MaskedMinMaxContext, x)
31 #define FLAGS AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_VIDEO_PARAM
32 
33 typedef struct ThreadData {
34  AVFrame *src, *f1, *f2, *dst;
35 } ThreadData;
36 
37 typedef struct MaskedMinMaxContext {
38  const AVClass *class;
39 
40  int planes;
41  int maskedmin;
42 
43  int linesize[4];
44  int planewidth[4], planeheight[4];
45  int nb_planes;
46  int depth;
48 
49  void (*maskedminmax)(const uint8_t *src, uint8_t *dst, const uint8_t *f1, const uint8_t *f2, int w);
51 
52 static const AVOption maskedminmax_options[] = {
53  { "planes", "set planes", OFFSET(planes), AV_OPT_TYPE_INT, {.i64=0xF}, 0, 0xF, FLAGS },
54  { NULL }
55 };
56 
58 {
59  MaskedMinMaxContext *s = ctx->priv;
60 
61  s->maskedmin = !strcmp(ctx->filter->name, "maskedmin");
62 
63  return 0;
64 }
65 
67 {
68  static const enum AVPixelFormat pix_fmts[] = {
88  };
89 
90  return ff_set_common_formats(ctx, ff_make_format_list(pix_fmts));
91 }
92 
93 static void maskedmin8(const uint8_t *src, uint8_t *dst, const uint8_t *f1, const uint8_t *f2, int w)
94 {
95  for (int x = 0; x < w; x++)
96  dst[x] = FFABS(src[x] - f2[x]) < FFABS(src[x] - f1[x]) ? f2[x] : f1[x];
97 }
98 
99 static void maskedmax8(const uint8_t *src, uint8_t *dst, const uint8_t *f1, const uint8_t *f2, int w)
100 {
101  for (int x = 0; x < w; x++)
102  dst[x] = FFABS(src[x] - f2[x]) > FFABS(src[x] - f1[x]) ? f2[x] : f1[x];
103 }
104 
105 static void maskedmin16(const uint8_t *ssrc, uint8_t *ddst, const uint8_t *ff1, const uint8_t *ff2, int w)
106 {
107  const uint16_t *src = (const uint16_t *)ssrc;
108  const uint16_t *f1 = (const uint16_t *)ff1;
109  const uint16_t *f2 = (const uint16_t *)ff2;
110  uint16_t *dst = (uint16_t *)ddst;
111 
112  for (int x = 0; x < w; x++)
113  dst[x] = FFABS(src[x] - f2[x]) < FFABS(src[x] - f1[x]) ? f2[x] : f1[x];
114 }
115 
116 static void maskedmax16(const uint8_t *ssrc, uint8_t *ddst, const uint8_t *ff1, const uint8_t *ff2, int w)
117 {
118  const uint16_t *src = (const uint16_t *)ssrc;
119  const uint16_t *f1 = (const uint16_t *)ff1;
120  const uint16_t *f2 = (const uint16_t *)ff2;
121  uint16_t *dst = (uint16_t *)ddst;
122 
123  for (int x = 0; x < w; x++)
124  dst[x] = FFABS(src[x] - f2[x]) > FFABS(src[x] - f1[x]) ? f2[x] : f1[x];
125 }
126 
128 {
129  AVFilterContext *ctx = inlink->dst;
130  MaskedMinMaxContext *s = ctx->priv;
132  int vsub, hsub, ret;
133 
135 
136  if ((ret = av_image_fill_linesizes(s->linesize, inlink->format, inlink->w)) < 0)
137  return ret;
138 
139  hsub = desc->log2_chroma_w;
140  vsub = desc->log2_chroma_h;
141  s->planeheight[1] = s->planeheight[2] = AV_CEIL_RSHIFT(inlink->h, vsub);
142  s->planeheight[0] = s->planeheight[3] = inlink->h;
143  s->planewidth[1] = s->planewidth[2] = AV_CEIL_RSHIFT(inlink->w, hsub);
144  s->planewidth[0] = s->planewidth[3] = inlink->w;
145 
146  s->depth = desc->comp[0].depth;
147 
148  if (desc->comp[0].depth == 8)
150  else
152 
153  return 0;
154 }
155 
156 static int maskedminmax_slice(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
157 {
158  MaskedMinMaxContext *s = ctx->priv;
159  ThreadData *td = arg;
160 
161  for (int p = 0; p < s->nb_planes; p++) {
162  const ptrdiff_t src_linesize = td->src->linesize[p];
163  const ptrdiff_t f1_linesize = td->f1->linesize[p];
164  const ptrdiff_t f2_linesize = td->f2->linesize[p];
165  const ptrdiff_t dst_linesize = td->dst->linesize[p];
166  const int w = s->planewidth[p];
167  const int h = s->planeheight[p];
168  const int slice_start = (h * jobnr) / nb_jobs;
169  const int slice_end = (h * (jobnr+1)) / nb_jobs;
170  const uint8_t *src = td->src->data[p] + slice_start * src_linesize;
171  const uint8_t *f1 = td->f1->data[p] + slice_start * f1_linesize;
172  const uint8_t *f2 = td->f2->data[p] + slice_start * f2_linesize;
173  uint8_t *dst = td->dst->data[p] + slice_start * dst_linesize;
174 
175  if (!((1 << p) & s->planes)) {
176  av_image_copy_plane(dst, dst_linesize, src, src_linesize,
177  s->linesize[p], slice_end - slice_start);
178  continue;
179  }
180 
181  for (int y = slice_start; y < slice_end; y++) {
182  s->maskedminmax(src, dst, f1, f2, w);
183 
184  dst += dst_linesize;
185  src += src_linesize;
186  f1 += f1_linesize;
187  f2 += f2_linesize;
188  }
189  }
190 
191  return 0;
192 }
193 
195 {
196  AVFilterContext *ctx = fs->parent;
198  AVFilterLink *outlink = ctx->outputs[0];
199  AVFrame *out, *src, *f1, *f2;
200  int ret;
201 
202  if ((ret = ff_framesync_get_frame(&s->fs, 0, &src, 0)) < 0 ||
203  (ret = ff_framesync_get_frame(&s->fs, 1, &f1, 0)) < 0 ||
204  (ret = ff_framesync_get_frame(&s->fs, 2, &f2, 0)) < 0)
205  return ret;
206 
207  if (ctx->is_disabled) {
208  out = av_frame_clone(src);
209  if (!out)
210  return AVERROR(ENOMEM);
211  } else {
212  ThreadData td;
213 
214  out = ff_get_video_buffer(outlink, outlink->w, outlink->h);
215  if (!out)
216  return AVERROR(ENOMEM);
217  av_frame_copy_props(out, src);
218 
219  td.src = src;
220  td.f1 = f1;
221  td.f2 = f2;
222  td.dst = out;
223 
224  ctx->internal->execute(ctx, maskedminmax_slice, &td, NULL, FFMIN(s->planeheight[0],
226  }
227  out->pts = av_rescale_q(s->fs.pts, s->fs.time_base, outlink->time_base);
228 
229  return ff_filter_frame(outlink, out);
230 }
231 
232 static int config_output(AVFilterLink *outlink)
233 {
234  AVFilterContext *ctx = outlink->src;
235  MaskedMinMaxContext *s = ctx->priv;
236  AVFilterLink *source = ctx->inputs[0];
237  AVFilterLink *f1 = ctx->inputs[1];
238  AVFilterLink *f2 = ctx->inputs[2];
239  FFFrameSyncIn *in;
240  int ret;
241 
242  if (source->format != f1->format ||
243  source->format != f2->format) {
244  av_log(ctx, AV_LOG_ERROR, "inputs must be of same pixel format\n");
245  return AVERROR(EINVAL);
246  }
247  if (source->w != f1->w || source->h != f1->h ||
248  source->w != f2->w || source->h != f2->h) {
249  av_log(ctx, AV_LOG_ERROR, "First input link %s parameters "
250  "(size %dx%d) do not match the corresponding "
251  "second input link %s parameters (%dx%d) "
252  "and/or third input link %s parameters (size %dx%d)\n",
253  ctx->input_pads[0].name, source->w, source->h,
254  ctx->input_pads[1].name, f1->w, f1->h,
255  ctx->input_pads[2].name, f2->w, f2->h);
256  return AVERROR(EINVAL);
257  }
258 
259  outlink->w = source->w;
260  outlink->h = source->h;
261  outlink->sample_aspect_ratio = source->sample_aspect_ratio;
262  outlink->frame_rate = source->frame_rate;
263 
264  if ((ret = ff_framesync_init(&s->fs, ctx, 3)) < 0)
265  return ret;
266 
267  in = s->fs.in;
268  in[0].time_base = source->time_base;
269  in[1].time_base = f1->time_base;
270  in[2].time_base = f2->time_base;
271  in[0].sync = 1;
272  in[0].before = EXT_STOP;
273  in[0].after = EXT_INFINITY;
274  in[1].sync = 1;
275  in[1].before = EXT_STOP;
276  in[1].after = EXT_INFINITY;
277  in[2].sync = 1;
278  in[2].before = EXT_STOP;
279  in[2].after = EXT_INFINITY;
280  s->fs.opaque = s;
282 
283  ret = ff_framesync_configure(&s->fs);
284  outlink->time_base = s->fs.time_base;
285 
286  return ret;
287 }
288 
290 {
291  MaskedMinMaxContext *s = ctx->priv;
292  return ff_framesync_activate(&s->fs);
293 }
294 
296 {
297  MaskedMinMaxContext *s = ctx->priv;
298 
299  ff_framesync_uninit(&s->fs);
300 }
301 
303  {
304  .name = "source",
305  .type = AVMEDIA_TYPE_VIDEO,
306  .config_props = config_input,
307  },
308  {
309  .name = "filter1",
310  .type = AVMEDIA_TYPE_VIDEO,
311  },
312  {
313  .name = "filter2",
314  .type = AVMEDIA_TYPE_VIDEO,
315  },
316  { NULL }
317 };
318 
320  {
321  .name = "default",
322  .type = AVMEDIA_TYPE_VIDEO,
323  .config_props = config_output,
324  },
325  { NULL }
326 };
327 
328 #define maskedmin_options maskedminmax_options
329 AVFILTER_DEFINE_CLASS(maskedmin);
330 
332  .name = "maskedmin",
333  .description = NULL_IF_CONFIG_SMALL("Apply filtering with minimum difference of two streams."),
334  .priv_class = &maskedmin_class,
335  .priv_size = sizeof(MaskedMinMaxContext),
336  .init = init,
337  .uninit = uninit,
338  .activate = activate,
340  .inputs = maskedminmax_inputs,
341  .outputs = maskedminmax_outputs,
343 };
344 
345 #define maskedmax_options maskedminmax_options
346 AVFILTER_DEFINE_CLASS(maskedmax);
347 
349  .name = "maskedmax",
350  .description = NULL_IF_CONFIG_SMALL("Apply filtering with maximum difference of two streams."),
351  .priv_class = &maskedmax_class,
352  .priv_size = sizeof(MaskedMinMaxContext),
353  .init = init,
354  .uninit = uninit,
355  .activate = activate,
357  .inputs = maskedminmax_inputs,
358  .outputs = maskedminmax_outputs,
360 };
#define NULL
Definition: coverity.c:32
#define AV_PIX_FMT_YUVA422P16
Definition: pixfmt.h:440
AVFrame * out
Definition: af_adeclick.c:494
#define AV_PIX_FMT_YUVA422P9
Definition: pixfmt.h:432
const AVPixFmtDescriptor * av_pix_fmt_desc_get(enum AVPixelFormat pix_fmt)
Definition: pixdesc.c:2549
This structure describes decoded (raw) audio or video data.
Definition: frame.h:300
#define FLAGS
AVOption.
Definition: opt.h:246
#define AV_PIX_FMT_YUVA420P10
Definition: pixfmt.h:434
#define AV_PIX_FMT_YUV444P14
Definition: pixfmt.h:407
#define AV_PIX_FMT_GBRAP10
Definition: pixfmt.h:417
static av_cold int init(AVFilterContext *ctx)
#define AV_PIX_FMT_YUVA422P10
Definition: pixfmt.h:435
planar YUV 4:4:4, 24bpp, (1 Cr & Cb sample per 1x1 Y samples)
Definition: pixfmt.h:71
misc image utilities
int av_pix_fmt_count_planes(enum AVPixelFormat pix_fmt)
Definition: pixdesc.c:2589
Main libavfilter public API header.
AVFrame * f2
planar GBR 4:4:4 24bpp
Definition: pixfmt.h:168
#define AV_PIX_FMT_GBRP10
Definition: pixfmt.h:413
#define AV_PIX_FMT_GRAY9
Definition: pixfmt.h:377
#define AV_PIX_FMT_YUV420P12
Definition: pixfmt.h:401
int ff_framesync_configure(FFFrameSync *fs)
Configure a frame sync structure.
Definition: framesync.c:117
AVFrame * ff_get_video_buffer(AVFilterLink *link, int w, int h)
Request a picture buffer with a specific set of permissions.
Definition: video.c:104
#define OFFSET(x)
int is_disabled
the enabled state from the last expression evaluation
Definition: avfilter.h:385
int64_t pts
Timestamp of the current event.
Definition: framesync.h:167
uint8_t log2_chroma_w
Amount to shift the luma width right to find the chroma width.
Definition: pixdesc.h:92
static int process_frame(FFFrameSync *fs)
enum FFFrameSyncExtMode before
Extrapolation mode for timestamps before the first frame.
Definition: framesync.h:86
AVFilterFormats * ff_make_format_list(const int *fmts)
Create a list of supported formats.
Definition: formats.c:300
#define AV_PIX_FMT_GRAY10
Definition: pixfmt.h:378
const char * name
Pad name.
Definition: internal.h:60
AVFilterContext * parent
Parent filter context.
Definition: framesync.h:152
#define AV_PIX_FMT_GRAY12
Definition: pixfmt.h:379
void(* maskedminmax)(const uint8_t *src, uint8_t *dst, const uint8_t *f1, const uint8_t *f2, int w)
AVFilterLink ** inputs
array of pointers to input links
Definition: avfilter.h:346
int ff_filter_frame(AVFilterLink *link, AVFrame *frame)
Send a frame of data to the next filter.
Definition: avfilter.c:1075
planar YUV 4:2:0, 20bpp, (1 Cr & Cb sample per 2x2 Y & A samples)
Definition: pixfmt.h:101
AVComponentDescriptor comp[4]
Parameters that describe how pixels are packed.
Definition: pixdesc.h:117
uint8_t
#define av_cold
Definition: attributes.h:88
#define fs(width, name, subs,...)
Definition: cbs_vp9.c:259
AVOptions.
static int activate(AVFilterContext *ctx)
int64_t pts
Presentation timestamp in time_base units (time when frame should be shown to user).
Definition: frame.h:393
FFFrameSyncIn * in
Pointer to array of inputs.
Definition: framesync.h:203
#define AV_PIX_FMT_YUVA420P9
Definition: pixfmt.h:431
#define AV_PIX_FMT_GBRP9
Definition: pixfmt.h:412
AVFrame * dst
Definition: vf_blend.c:56
planar YUV 4:4:0 full scale (JPEG), deprecated in favor of AV_PIX_FMT_YUV440P and setting color_range...
Definition: pixfmt.h:100
planar YUV 4:2:2, 16bpp, full scale (JPEG), deprecated in favor of AV_PIX_FMT_YUV422P and setting col...
Definition: pixfmt.h:79
int linesize
Definition: vf_avgblur.c:64
#define AV_PIX_FMT_YUV444P16
Definition: pixfmt.h:410
enum FFFrameSyncExtMode after
Extrapolation mode for timestamps after the last frame.
Definition: framesync.h:91
Input stream structure.
Definition: framesync.h:81
#define AV_PIX_FMT_YUV422P12
Definition: pixfmt.h:402
#define AV_PIX_FMT_YUVA420P16
Definition: pixfmt.h:439
#define av_log(a,...)
A filter pad used for either input or output.
Definition: internal.h:54
int64_t av_rescale_q(int64_t a, AVRational bq, AVRational cq)
Rescale a 64-bit integer by 2 rational numbers.
Definition: mathematics.c:142
AVFilterPad * input_pads
array of input pads
Definition: avfilter.h:345
planar YUV 4:2:2 24bpp, (1 Cr & Cb sample per 2x1 Y & A samples)
Definition: pixfmt.h:176
#define AV_LOG_ERROR
Something went wrong and cannot losslessly be recovered.
Definition: log.h:176
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:605
#define td
Definition: regdef.h:70
uint8_t log2_chroma_h
Amount to shift the luma height right to find the chroma height.
Definition: pixdesc.h:101
void ff_framesync_uninit(FFFrameSync *fs)
Free all memory currently allocated.
Definition: framesync.c:283
Frame sync structure.
Definition: framesync.h:146
AVFrame * src
#define AVERROR(e)
Definition: error.h:43
#define NULL_IF_CONFIG_SMALL(x)
Return NULL if CONFIG_SMALL is true, otherwise the argument without modification. ...
Definition: internal.h:188
const uint8_t * src
Definition: vf_bm3d.c:56
void * priv
private data for use by the filter
Definition: avfilter.h:353
#define AVFILTER_FLAG_SLICE_THREADS
The filter supports multithreading by splitting frames into multiple parts and processing them concur...
Definition: avfilter.h:116
#define AV_PIX_FMT_YUVA444P16
Definition: pixfmt.h:441
const char * arg
Definition: jacosubdec.c:66
#define AV_PIX_FMT_GBRAP12
Definition: pixfmt.h:418
AVRational time_base
Time base for the incoming frames.
Definition: framesync.h:96
int ff_framesync_activate(FFFrameSync *fs)
Examine the frames in the filter&#39;s input and try to produce output.
Definition: framesync.c:334
#define AV_PIX_FMT_YUV444P10
Definition: pixfmt.h:400
int(* on_event)(struct FFFrameSync *fs)
Callback called when a frame event is ready.
Definition: framesync.h:172
#define AV_PIX_FMT_GBRAP16
Definition: pixfmt.h:419
planar YUV 4:2:2, 16bpp, (1 Cr & Cb sample per 2x1 Y samples)
Definition: pixfmt.h:70
AVFrame * f1
#define AV_PIX_FMT_YUV422P9
Definition: pixfmt.h:395
static const struct @315 planes[]
static const AVOption maskedminmax_options[]
#define AV_PIX_FMT_GBRP16
Definition: pixfmt.h:416
int ff_filter_get_nb_threads(AVFilterContext *ctx)
Get number of threads for current filter instance.
Definition: avfilter.c:784
#define AV_PIX_FMT_GRAY16
Definition: pixfmt.h:381
#define FFMIN(a, b)
Definition: common.h:96
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_YUVA444P12
Definition: pixfmt.h:438
AVFormatContext * ctx
Definition: movenc.c:48
AVRational time_base
Time base for the output events.
Definition: framesync.h:162
static int query_formats(AVFilterContext *ctx)
#define FFABS(a)
Absolute value, Note, INT_MIN / INT64_MIN result in undefined behavior as they are not representable ...
Definition: common.h:72
#define AV_PIX_FMT_YUVA444P10
Definition: pixfmt.h:436
static void maskedmax8(const uint8_t *src, uint8_t *dst, const uint8_t *f1, const uint8_t *f2, int w)
static const AVFilterPad inputs[]
Definition: af_acontrast.c:193
void * opaque
Opaque pointer, not used by the API.
Definition: framesync.h:177
#define AV_PIX_FMT_YUV444P9
Definition: pixfmt.h:396
#define AV_PIX_FMT_GBRP14
Definition: pixfmt.h:415
AVFrame * av_frame_clone(const AVFrame *src)
Create a new frame that references the same data as src.
Definition: frame.c:541
static const AVFilterPad outputs[]
Definition: af_acontrast.c:203
static void maskedmin8(const uint8_t *src, uint8_t *dst, const uint8_t *f1, const uint8_t *f2, int w)
#define AV_PIX_FMT_YUV420P16
Definition: pixfmt.h:408
AVFILTER_DEFINE_CLASS(maskedmin)
AVFilter ff_vf_maskedmax
#define AV_PIX_FMT_YUV420P14
Definition: pixfmt.h:405
Extend the frame to infinity.
Definition: framesync.h:75
typedef void(RENAME(mix_any_func_type))
Used for passing data between threads.
Definition: dsddec.c:67
int linesize[AV_NUM_DATA_POINTERS]
For video, size in bytes of each picture line.
Definition: frame.h:331
int ff_framesync_init(FFFrameSync *fs, AVFilterContext *parent, unsigned nb_in)
Initialize a frame sync structure.
Definition: framesync.c:77
planar YUV 4:4:4 32bpp, (1 Cr & Cb sample per 1x1 Y & A samples)
Definition: pixfmt.h:177
Descriptor that unambiguously describes how the bits of a pixel are stored in the up to 4 data planes...
Definition: pixdesc.h:81
static void maskedmin16(const uint8_t *ssrc, uint8_t *ddst, const uint8_t *ff1, const uint8_t *ff2, int w)
AVFilter ff_vf_maskedmin
#define AV_PIX_FMT_GRAY14
Definition: pixfmt.h:380
static const AVFilterPad maskedminmax_outputs[]
#define AV_PIX_FMT_YUV420P10
Definition: pixfmt.h:397
planar YUV 4:1:0, 9bpp, (1 Cr & Cb sample per 4x4 Y samples)
Definition: pixfmt.h:72
unsigned sync
Synchronization level: frames on input at the highest sync level will generate output frame events...
Definition: framesync.h:139
Describe the class of an AVClass context structure.
Definition: log.h:67
Filter definition.
Definition: avfilter.h:144
int av_image_fill_linesizes(int linesizes[4], enum AVPixelFormat pix_fmt, int width)
Fill plane linesizes for an image with pixel format pix_fmt and width width.
Definition: imgutils.c:89
static int config_output(AVFilterLink *outlink)
static void maskedmax16(const uint8_t *ssrc, uint8_t *ddst, const uint8_t *ff1, const uint8_t *ff2, int w)
const char * name
Filter name.
Definition: avfilter.h:148
#define AV_PIX_FMT_YUV440P12
Definition: pixfmt.h:403
#define AV_PIX_FMT_YUV420P9
Definition: pixfmt.h:394
#define AVFILTER_FLAG_SUPPORT_TIMELINE_INTERNAL
Same as AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC, except that the filter will have its filter_frame() c...
Definition: avfilter.h:133
AVFilterLink ** outputs
array of pointers to output links
Definition: avfilter.h:350
static enum AVPixelFormat pix_fmts[]
Definition: libkvazaar.c:275
#define AV_PIX_FMT_YUV422P14
Definition: pixfmt.h:406
#define AV_PIX_FMT_GBRP12
Definition: pixfmt.h:414
#define flags(name, subs,...)
Definition: cbs_av1.c:565
AVFilterInternal * internal
An opaque struct for libavfilter internal use.
Definition: avfilter.h:378
#define AV_PIX_FMT_YUV422P10
Definition: pixfmt.h:398
static const AVFilterPad maskedminmax_inputs[]
#define AV_PIX_FMT_YUV444P12
Definition: pixfmt.h:404
uint8_t * data[AV_NUM_DATA_POINTERS]
pointer to the picture/channel planes.
Definition: frame.h:314
planar YUV 4:2:0, 12bpp, (1 Cr & Cb sample per 2x2 Y samples)
Definition: pixfmt.h:66
Y , 8bpp.
Definition: pixfmt.h:74
static av_cold void uninit(AVFilterContext *ctx)
planar GBRA 4:4:4:4 32bpp
Definition: pixfmt.h:215
static int config_input(AVFilterLink *inlink)
#define AV_PIX_FMT_YUVA444P9
Definition: pixfmt.h:433
planar YUV 4:4:4, 24bpp, full scale (JPEG), deprecated in favor of AV_PIX_FMT_YUV444P and setting col...
Definition: pixfmt.h:80
planar YUV 4:1:1, 12bpp, (1 Cr & Cb sample per 4x1 Y samples)
Definition: pixfmt.h:73
avfilter_execute_func * execute
Definition: internal.h:144
static int slice_end(AVCodecContext *avctx, AVFrame *pict)
Handle slice ends.
Definition: mpeg12dec.c:2040
Completely stop all streams with this one.
Definition: framesync.h:65
const AVPixFmtDescriptor * desc
Definition: vf_tonemap.c:196
planar YUV 4:1:1, 12bpp, (1 Cr & Cb sample per 4x1 Y samples) full scale (JPEG), deprecated in favor ...
Definition: pixfmt.h:258
static int maskedminmax_slice(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
An instance of a filter.
Definition: avfilter.h:338
const void ** s
planar YUV 4:4:0 (1 Cr & Cb sample per 1x2 Y samples)
Definition: pixfmt.h:99
AVFrame * in
Definition: af_afftdn.c:1083
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:338
AVFilterLink * inlink
Definition: vf_blend.c:57
internal API functions
int ff_framesync_get_frame(FFFrameSync *fs, unsigned in, AVFrame **rframe, unsigned get)
Get the current frame in an input.
Definition: framesync.c:246
int depth
Number of bits in the component.
Definition: pixdesc.h:58
AVPixelFormat
Pixel format.
Definition: pixfmt.h:64
int src_linesize
Definition: vf_bm3d.c:57
const AVFilter * filter
the AVFilter of which this is an instance
Definition: avfilter.h:341
#define AV_PIX_FMT_YUV422P16
Definition: pixfmt.h:409
int av_frame_copy_props(AVFrame *dst, const AVFrame *src)
Copy only "metadata" fields from src to dst.
Definition: frame.c:659
#define AV_PIX_FMT_YUVA422P12
Definition: pixfmt.h:437
#define AV_CEIL_RSHIFT(a, b)
Definition: common.h:58