FFmpeg  4.4.4
vf_colortemperature.c
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1 /*
2  * Copyright (c) 2021 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 <float.h>
22 
23 #include "libavutil/opt.h"
24 #include "libavutil/imgutils.h"
25 #include "avfilter.h"
26 #include "drawutils.h"
27 #include "formats.h"
28 #include "internal.h"
29 #include "video.h"
30 
31 #define R 0
32 #define G 1
33 #define B 2
34 
35 typedef struct ColorTemperatureContext {
36  const AVClass *class;
37 
38  float temperature;
39  float mix;
40  float preserve;
41 
42  float color[3];
43 
44  int step;
45  int depth;
47 
49  int jobnr, int nb_jobs);
51 
52 static float saturate(float input)
53 {
54  return av_clipf(input, 0.f, 1.f);
55 }
56 
57 static void kelvin2rgb(float k, float *rgb)
58 {
59  float kelvin = k / 100.0f;
60 
61  if (kelvin <= 66.0f) {
62  rgb[0] = 1.0f;
63  rgb[1] = saturate(0.39008157876901960784f * logf(kelvin) - 0.63184144378862745098f);
64  } else {
65  const float t = fmaxf(kelvin - 60.0f, 0.0f);
66  rgb[0] = saturate(1.29293618606274509804f * powf(t, -0.1332047592f));
67  rgb[1] = saturate(1.12989086089529411765f * powf(t, -0.0755148492f));
68  }
69 
70  if (kelvin >= 66.0f)
71  rgb[2] = 1.0f;
72  else if (kelvin <= 19.0f)
73  rgb[2] = 0.0f;
74  else
75  rgb[2] = saturate(0.54320678911019607843f * logf(kelvin - 10.0f) - 1.19625408914f);
76 }
77 
78 static float lerpf(float v0, float v1, float f)
79 {
80  return v0 + (v1 - v0) * f;
81 }
82 
83 #define PROCESS() \
84  nr = r * color[0]; \
85  ng = g * color[1]; \
86  nb = b * color[2]; \
87  \
88  nr = lerpf(r, nr, mix); \
89  ng = lerpf(g, ng, mix); \
90  nb = lerpf(b, nb, mix); \
91  \
92  l0 = (FFMAX3(r, g, b) + FFMIN3(r, g, b)) + FLT_EPSILON; \
93  l1 = (FFMAX3(nr, ng, nb) + FFMIN3(nr, ng, nb)) + FLT_EPSILON; \
94  l = l0 / l1; \
95  \
96  r = nr * l; \
97  g = ng * l; \
98  b = nb * l; \
99  \
100  nr = lerpf(nr, r, preserve); \
101  ng = lerpf(ng, g, preserve); \
102  nb = lerpf(nb, b, preserve);
103 
104 static int temperature_slice8(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
105 {
106  ColorTemperatureContext *s = ctx->priv;
107  AVFrame *frame = arg;
108  const int width = frame->width;
109  const int height = frame->height;
110  const float mix = s->mix;
111  const float preserve = s->preserve;
112  const float *color = s->color;
113  const int slice_start = (height * jobnr) / nb_jobs;
114  const int slice_end = (height * (jobnr + 1)) / nb_jobs;
115  const int glinesize = frame->linesize[0];
116  const int blinesize = frame->linesize[1];
117  const int rlinesize = frame->linesize[2];
118  uint8_t *gptr = frame->data[0] + slice_start * glinesize;
119  uint8_t *bptr = frame->data[1] + slice_start * blinesize;
120  uint8_t *rptr = frame->data[2] + slice_start * rlinesize;
121 
122  for (int y = slice_start; y < slice_end; y++) {
123  for (int x = 0; x < width; x++) {
124  float g = gptr[x];
125  float b = bptr[x];
126  float r = rptr[x];
127  float nr, ng, nb;
128  float l0, l1, l;
129 
130  PROCESS()
131 
132  gptr[x] = av_clip_uint8(ng);
133  bptr[x] = av_clip_uint8(nb);
134  rptr[x] = av_clip_uint8(nr);
135  }
136 
137  gptr += glinesize;
138  bptr += blinesize;
139  rptr += rlinesize;
140  }
141 
142  return 0;
143 }
144 
145 static int temperature_slice16(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
146 {
147  ColorTemperatureContext *s = ctx->priv;
148  AVFrame *frame = arg;
149  const int depth = s->depth;
150  const int width = frame->width;
151  const int height = frame->height;
152  const float preserve = s->preserve;
153  const float mix = s->mix;
154  const float *color = s->color;
155  const int slice_start = (height * jobnr) / nb_jobs;
156  const int slice_end = (height * (jobnr + 1)) / nb_jobs;
157  const int glinesize = frame->linesize[0] / sizeof(uint16_t);
158  const int blinesize = frame->linesize[1] / sizeof(uint16_t);
159  const int rlinesize = frame->linesize[2] / sizeof(uint16_t);
160  uint16_t *gptr = (uint16_t *)frame->data[0] + slice_start * glinesize;
161  uint16_t *bptr = (uint16_t *)frame->data[1] + slice_start * blinesize;
162  uint16_t *rptr = (uint16_t *)frame->data[2] + slice_start * rlinesize;
163 
164  for (int y = slice_start; y < slice_end; y++) {
165  for (int x = 0; x < width; x++) {
166  float g = gptr[x];
167  float b = bptr[x];
168  float r = rptr[x];
169  float nr, ng, nb;
170  float l0, l1, l;
171 
172  PROCESS()
173 
174  gptr[x] = av_clip_uintp2_c(ng, depth);
175  bptr[x] = av_clip_uintp2_c(nb, depth);
176  rptr[x] = av_clip_uintp2_c(nr, depth);
177  }
178 
179  gptr += glinesize;
180  bptr += blinesize;
181  rptr += rlinesize;
182  }
183 
184  return 0;
185 }
186 
187 static int temperature_slice8p(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
188 {
189  ColorTemperatureContext *s = ctx->priv;
190  AVFrame *frame = arg;
191  const int step = s->step;
192  const int width = frame->width;
193  const int height = frame->height;
194  const float mix = s->mix;
195  const float preserve = s->preserve;
196  const float *color = s->color;
197  const uint8_t roffset = s->rgba_map[R];
198  const uint8_t goffset = s->rgba_map[G];
199  const uint8_t boffset = s->rgba_map[B];
200  const int slice_start = (height * jobnr) / nb_jobs;
201  const int slice_end = (height * (jobnr + 1)) / nb_jobs;
202  const int linesize = frame->linesize[0];
203  uint8_t *ptr = frame->data[0] + slice_start * linesize;
204 
205  for (int y = slice_start; y < slice_end; y++) {
206  for (int x = 0; x < width; x++) {
207  float g = ptr[x * step + goffset];
208  float b = ptr[x * step + boffset];
209  float r = ptr[x * step + roffset];
210  float nr, ng, nb;
211  float l0, l1, l;
212 
213  PROCESS()
214 
215  ptr[x * step + goffset] = av_clip_uint8(ng);
216  ptr[x * step + boffset] = av_clip_uint8(nb);
217  ptr[x * step + roffset] = av_clip_uint8(nr);
218  }
219 
220  ptr += linesize;
221  }
222 
223  return 0;
224 }
225 
226 static int temperature_slice16p(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
227 {
228  ColorTemperatureContext *s = ctx->priv;
229  AVFrame *frame = arg;
230  const int step = s->step;
231  const int depth = s->depth;
232  const int width = frame->width;
233  const int height = frame->height;
234  const float preserve = s->preserve;
235  const float mix = s->mix;
236  const float *color = s->color;
237  const uint8_t roffset = s->rgba_map[R];
238  const uint8_t goffset = s->rgba_map[G];
239  const uint8_t boffset = s->rgba_map[B];
240  const int slice_start = (height * jobnr) / nb_jobs;
241  const int slice_end = (height * (jobnr + 1)) / nb_jobs;
242  const int linesize = frame->linesize[0] / sizeof(uint16_t);
243  uint16_t *ptr = (uint16_t *)frame->data[0] + slice_start * linesize;
244 
245  for (int y = slice_start; y < slice_end; y++) {
246  for (int x = 0; x < width; x++) {
247  float g = ptr[x * step + goffset];
248  float b = ptr[x * step + boffset];
249  float r = ptr[x * step + roffset];
250  float nr, ng, nb;
251  float l0, l1, l;
252 
253  PROCESS()
254 
255  ptr[x * step + goffset] = av_clip_uintp2_c(ng, depth);
256  ptr[x * step + boffset] = av_clip_uintp2_c(nb, depth);
257  ptr[x * step + roffset] = av_clip_uintp2_c(nr, depth);
258  }
259 
260  ptr += linesize;
261  }
262 
263  return 0;
264 }
265 
266 static int filter_frame(AVFilterLink *inlink, AVFrame *frame)
267 {
268  AVFilterContext *ctx = inlink->dst;
269  ColorTemperatureContext *s = ctx->priv;
270 
271  kelvin2rgb(s->temperature, s->color);
272 
273  ctx->internal->execute(ctx, s->do_slice, frame, NULL,
275 
276  return ff_filter_frame(ctx->outputs[0], frame);
277 }
278 
280 {
281  static const enum AVPixelFormat pixel_fmts[] = {
294  };
295 
297 
298  formats = ff_make_format_list(pixel_fmts);
299  if (!formats)
300  return AVERROR(ENOMEM);
301 
303 }
304 
305 static av_cold int config_input(AVFilterLink *inlink)
306 {
307  AVFilterContext *ctx = inlink->dst;
308  ColorTemperatureContext *s = ctx->priv;
310  int planar = desc->flags & AV_PIX_FMT_FLAG_PLANAR;
311 
312  s->step = desc->nb_components;
313  if (inlink->format == AV_PIX_FMT_RGB0 ||
314  inlink->format == AV_PIX_FMT_0RGB ||
315  inlink->format == AV_PIX_FMT_BGR0 ||
316  inlink->format == AV_PIX_FMT_0BGR)
317  s->step = 4;
318 
319  s->depth = desc->comp[0].depth;
320  s->do_slice = s->depth <= 8 ? temperature_slice8 : temperature_slice16;
321  if (!planar)
322  s->do_slice = s->depth <= 8 ? temperature_slice8p : temperature_slice16p;
323 
324  ff_fill_rgba_map(s->rgba_map, inlink->format);
325 
326  return 0;
327 }
328 
329 static const AVFilterPad inputs[] = {
330  {
331  .name = "default",
332  .type = AVMEDIA_TYPE_VIDEO,
333  .filter_frame = filter_frame,
334  .config_props = config_input,
335  .needs_writable = 1,
336  },
337  { NULL }
338 };
339 
340 static const AVFilterPad outputs[] = {
341  {
342  .name = "default",
343  .type = AVMEDIA_TYPE_VIDEO,
344  },
345  { NULL }
346 };
347 
348 #define OFFSET(x) offsetof(ColorTemperatureContext, x)
349 #define VF AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_VIDEO_PARAM|AV_OPT_FLAG_RUNTIME_PARAM
350 
352  { "temperature", "set the temperature in Kelvin", OFFSET(temperature), AV_OPT_TYPE_FLOAT, {.dbl=6500}, 1000, 40000, VF },
353  { "mix", "set the mix with filtered output", OFFSET(mix), AV_OPT_TYPE_FLOAT, {.dbl=1}, 0, 1, VF },
354  { "pl", "set the amount of preserving lightness", OFFSET(preserve), AV_OPT_TYPE_FLOAT, {.dbl=0}, 0, 1, VF },
355  { NULL }
356 };
357 
358 AVFILTER_DEFINE_CLASS(colortemperature);
359 
361  .name = "colortemperature",
362  .description = NULL_IF_CONFIG_SMALL("Adjust color temperature of video."),
363  .priv_size = sizeof(ColorTemperatureContext),
364  .priv_class = &colortemperature_class,
366  .inputs = inputs,
367  .outputs = outputs,
370 };
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
uint8_t pi<< 24) CONV_FUNC(AV_SAMPLE_FMT_S64, int64_t, AV_SAMPLE_FMT_U8,(uint64_t)((*(const uint8_t *) pi - 0x80U))<< 56) CONV_FUNC(AV_SAMPLE_FMT_FLT, float, AV_SAMPLE_FMT_U8,(*(const uint8_t *) pi - 0x80) *(1.0f/(1<< 7))) CONV_FUNC(AV_SAMPLE_FMT_DBL, double, AV_SAMPLE_FMT_U8,(*(const uint8_t *) pi - 0x80) *(1.0/(1<< 7))) CONV_FUNC(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_S16,(*(const int16_t *) pi >>8)+0x80) CONV_FUNC(AV_SAMPLE_FMT_S32, int32_t, AV_SAMPLE_FMT_S16, *(const int16_t *) pi *(1<< 16)) CONV_FUNC(AV_SAMPLE_FMT_S64, int64_t, AV_SAMPLE_FMT_S16,(uint64_t)(*(const int16_t *) pi)<< 48) CONV_FUNC(AV_SAMPLE_FMT_FLT, float, AV_SAMPLE_FMT_S16, *(const int16_t *) pi *(1.0f/(1<< 15))) CONV_FUNC(AV_SAMPLE_FMT_DBL, double, AV_SAMPLE_FMT_S16, *(const int16_t *) pi *(1.0/(1<< 15))) CONV_FUNC(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_S32,(*(const int32_t *) pi >>24)+0x80) CONV_FUNC(AV_SAMPLE_FMT_S64, int64_t, AV_SAMPLE_FMT_S32,(uint64_t)(*(const int32_t *) pi)<< 32) CONV_FUNC(AV_SAMPLE_FMT_FLT, float, AV_SAMPLE_FMT_S32, *(const int32_t *) pi *(1.0f/(1U<< 31))) CONV_FUNC(AV_SAMPLE_FMT_DBL, double, AV_SAMPLE_FMT_S32, *(const int32_t *) pi *(1.0/(1U<< 31))) CONV_FUNC(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_S64,(*(const int64_t *) pi >>56)+0x80) CONV_FUNC(AV_SAMPLE_FMT_FLT, float, AV_SAMPLE_FMT_S64, *(const int64_t *) pi *(1.0f/(UINT64_C(1)<< 63))) CONV_FUNC(AV_SAMPLE_FMT_DBL, double, AV_SAMPLE_FMT_S64, *(const int64_t *) pi *(1.0/(UINT64_C(1)<< 63))) CONV_FUNC(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_FLT, av_clip_uint8(lrintf(*(const float *) pi *(1<< 7))+0x80)) CONV_FUNC(AV_SAMPLE_FMT_S16, int16_t, AV_SAMPLE_FMT_FLT, av_clip_int16(lrintf(*(const float *) pi *(1<< 15)))) CONV_FUNC(AV_SAMPLE_FMT_S32, int32_t, AV_SAMPLE_FMT_FLT, av_clipl_int32(llrintf(*(const float *) pi *(1U<< 31)))) CONV_FUNC(AV_SAMPLE_FMT_S64, int64_t, AV_SAMPLE_FMT_FLT, llrintf(*(const float *) pi *(UINT64_C(1)<< 63))) CONV_FUNC(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_DBL, av_clip_uint8(lrint(*(const double *) pi *(1<< 7))+0x80)) CONV_FUNC(AV_SAMPLE_FMT_S16, int16_t, AV_SAMPLE_FMT_DBL, av_clip_int16(lrint(*(const double *) pi *(1<< 15)))) CONV_FUNC(AV_SAMPLE_FMT_S32, int32_t, AV_SAMPLE_FMT_DBL, av_clipl_int32(llrint(*(const double *) pi *(1U<< 31)))) CONV_FUNC(AV_SAMPLE_FMT_S64, int64_t, AV_SAMPLE_FMT_DBL, llrint(*(const double *) pi *(UINT64_C(1)<< 63))) #define FMT_PAIR_FUNC(out, in) static conv_func_type *const fmt_pair_to_conv_functions[AV_SAMPLE_FMT_NB *AV_SAMPLE_FMT_NB]={ FMT_PAIR_FUNC(AV_SAMPLE_FMT_U8, AV_SAMPLE_FMT_U8), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S16, AV_SAMPLE_FMT_U8), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S32, AV_SAMPLE_FMT_U8), FMT_PAIR_FUNC(AV_SAMPLE_FMT_FLT, AV_SAMPLE_FMT_U8), FMT_PAIR_FUNC(AV_SAMPLE_FMT_DBL, AV_SAMPLE_FMT_U8), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S64, AV_SAMPLE_FMT_U8), FMT_PAIR_FUNC(AV_SAMPLE_FMT_U8, AV_SAMPLE_FMT_S16), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S16, AV_SAMPLE_FMT_S16), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S32, AV_SAMPLE_FMT_S16), FMT_PAIR_FUNC(AV_SAMPLE_FMT_FLT, AV_SAMPLE_FMT_S16), FMT_PAIR_FUNC(AV_SAMPLE_FMT_DBL, AV_SAMPLE_FMT_S16), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S64, AV_SAMPLE_FMT_S16), FMT_PAIR_FUNC(AV_SAMPLE_FMT_U8, AV_SAMPLE_FMT_S32), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S16, AV_SAMPLE_FMT_S32), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S32, AV_SAMPLE_FMT_S32), FMT_PAIR_FUNC(AV_SAMPLE_FMT_FLT, AV_SAMPLE_FMT_S32), FMT_PAIR_FUNC(AV_SAMPLE_FMT_DBL, AV_SAMPLE_FMT_S32), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S64, AV_SAMPLE_FMT_S32), FMT_PAIR_FUNC(AV_SAMPLE_FMT_U8, AV_SAMPLE_FMT_FLT), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S16, AV_SAMPLE_FMT_FLT), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S32, AV_SAMPLE_FMT_FLT), FMT_PAIR_FUNC(AV_SAMPLE_FMT_FLT, AV_SAMPLE_FMT_FLT), FMT_PAIR_FUNC(AV_SAMPLE_FMT_DBL, AV_SAMPLE_FMT_FLT), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S64, AV_SAMPLE_FMT_FLT), FMT_PAIR_FUNC(AV_SAMPLE_FMT_U8, AV_SAMPLE_FMT_DBL), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S16, AV_SAMPLE_FMT_DBL), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S32, AV_SAMPLE_FMT_DBL), FMT_PAIR_FUNC(AV_SAMPLE_FMT_FLT, AV_SAMPLE_FMT_DBL), FMT_PAIR_FUNC(AV_SAMPLE_FMT_DBL, AV_SAMPLE_FMT_DBL), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S64, AV_SAMPLE_FMT_DBL), FMT_PAIR_FUNC(AV_SAMPLE_FMT_U8, AV_SAMPLE_FMT_S64), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S16, AV_SAMPLE_FMT_S64), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S32, AV_SAMPLE_FMT_S64), FMT_PAIR_FUNC(AV_SAMPLE_FMT_FLT, AV_SAMPLE_FMT_S64), FMT_PAIR_FUNC(AV_SAMPLE_FMT_DBL, AV_SAMPLE_FMT_S64), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S64, AV_SAMPLE_FMT_S64), };static void cpy1(uint8_t **dst, const uint8_t **src, int len){ memcpy(*dst, *src, len);} static void cpy2(uint8_t **dst, const uint8_t **src, int len){ memcpy(*dst, *src, 2 *len);} static void cpy4(uint8_t **dst, const uint8_t **src, int len){ memcpy(*dst, *src, 4 *len);} static void cpy8(uint8_t **dst, const uint8_t **src, int len){ memcpy(*dst, *src, 8 *len);} AudioConvert *swri_audio_convert_alloc(enum AVSampleFormat out_fmt, enum AVSampleFormat in_fmt, int channels, const int *ch_map, int flags) { AudioConvert *ctx;conv_func_type *f=fmt_pair_to_conv_functions[av_get_packed_sample_fmt(out_fmt)+AV_SAMPLE_FMT_NB *av_get_packed_sample_fmt(in_fmt)];if(!f) return NULL;ctx=av_mallocz(sizeof(*ctx));if(!ctx) return NULL;if(channels==1){ in_fmt=av_get_planar_sample_fmt(in_fmt);out_fmt=av_get_planar_sample_fmt(out_fmt);} ctx->channels=channels;ctx->conv_f=f;ctx->ch_map=ch_map;if(in_fmt==AV_SAMPLE_FMT_U8||in_fmt==AV_SAMPLE_FMT_U8P) memset(ctx->silence, 0x80, sizeof(ctx->silence));if(out_fmt==in_fmt &&!ch_map) { switch(av_get_bytes_per_sample(in_fmt)){ case 1:ctx->simd_f=cpy1;break;case 2:ctx->simd_f=cpy2;break;case 4:ctx->simd_f=cpy4;break;case 8:ctx->simd_f=cpy8;break;} } if(HAVE_X86ASM &&HAVE_MMX) swri_audio_convert_init_x86(ctx, out_fmt, in_fmt, channels);if(ARCH_ARM) swri_audio_convert_init_arm(ctx, out_fmt, in_fmt, channels);if(ARCH_AARCH64) swri_audio_convert_init_aarch64(ctx, out_fmt, in_fmt, channels);return ctx;} void swri_audio_convert_free(AudioConvert **ctx) { av_freep(ctx);} int swri_audio_convert(AudioConvert *ctx, AudioData *out, AudioData *in, int len) { int ch;int off=0;const int os=(out->planar ? 1 :out->ch_count) *out->bps;unsigned misaligned=0;av_assert0(ctx->channels==out->ch_count);if(ctx->in_simd_align_mask) { int planes=in->planar ? in->ch_count :1;unsigned m=0;for(ch=0;ch< planes;ch++) m|=(intptr_t) in->ch[ch];misaligned|=m &ctx->in_simd_align_mask;} if(ctx->out_simd_align_mask) { int planes=out->planar ? out->ch_count :1;unsigned m=0;for(ch=0;ch< planes;ch++) m|=(intptr_t) out->ch[ch];misaligned|=m &ctx->out_simd_align_mask;} if(ctx->simd_f &&!ctx->ch_map &&!misaligned){ off=len &~15;av_assert1(off >=0);av_assert1(off<=len);av_assert2(ctx->channels==SWR_CH_MAX||!in->ch[ctx->channels]);if(off >0){ if(out->planar==in->planar){ int planes=out->planar ? out->ch_count :1;for(ch=0;ch< planes;ch++){ ctx->simd_f(out->ch+ch,(const uint8_t **) in->ch+ch, off *(out-> planar
Definition: audioconvert.c:56
int ff_filter_frame(AVFilterLink *link, AVFrame *frame)
Send a frame of data to the next filter.
Definition: avfilter.c:1096
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 f(width, name)
Definition: cbs_vp9.c:255
#define FFMIN(a, b)
Definition: common.h:105
static av_always_inline av_const unsigned av_clip_uintp2_c(int a, int p)
Clip a signed integer to an unsigned power of two range.
Definition: common.h:302
#define av_clip_uint8
Definition: common.h:128
#define av_clipf
Definition: common.h:170
#define NULL
Definition: coverity.c:32
static AVFrame * frame
float fmaxf(float, float)
int ff_fill_rgba_map(uint8_t *rgba_map, enum AVPixelFormat pix_fmt)
Definition: drawutils.c:35
misc drawing utilities
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_FLOAT
Definition: opt.h:228
#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
@ AVMEDIA_TYPE_VIDEO
Definition: avutil.h:201
for(j=16;j >0;--j)
misc image utilities
static int mix(int c0, int c1)
Definition: 4xm.c:715
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
#define powf(x, y)
Definition: libm.h:50
const char * desc
Definition: libsvtav1.c:79
static int slice_end(AVCodecContext *avctx, AVFrame *pict)
Handle slice ends.
Definition: mpeg12dec.c:2033
AVOptions.
const AVPixFmtDescriptor * av_pix_fmt_desc_get(enum AVPixelFormat pix_fmt)
Definition: pixdesc.c:2573
#define AV_PIX_FMT_FLAG_PLANAR
At least one pixel component is not in the first data plane.
Definition: pixdesc.h:144
#define AV_PIX_FMT_GBRAP12
Definition: pixfmt.h:420
#define AV_PIX_FMT_GBRAP16
Definition: pixfmt.h:421
#define AV_PIX_FMT_GBRP9
Definition: pixfmt.h:414
#define AV_PIX_FMT_BGR48
Definition: pixfmt.h:390
#define AV_PIX_FMT_GBRP10
Definition: pixfmt.h:415
#define AV_PIX_FMT_RGBA64
Definition: pixfmt.h:389
#define AV_PIX_FMT_GBRP12
Definition: pixfmt.h:416
#define AV_PIX_FMT_RGB48
Definition: pixfmt.h:385
AVPixelFormat
Pixel format.
Definition: pixfmt.h:64
@ AV_PIX_FMT_NONE
Definition: pixfmt.h:65
@ AV_PIX_FMT_RGB24
packed RGB 8:8:8, 24bpp, RGBRGB...
Definition: pixfmt.h:68
@ AV_PIX_FMT_BGR0
packed BGR 8:8:8, 32bpp, BGRXBGRX... X=unused/undefined
Definition: pixfmt.h:240
@ AV_PIX_FMT_ARGB
packed ARGB 8:8:8:8, 32bpp, ARGBARGB...
Definition: pixfmt.h:92
@ AV_PIX_FMT_BGRA
packed BGRA 8:8:8:8, 32bpp, BGRABGRA...
Definition: pixfmt.h:95
@ AV_PIX_FMT_ABGR
packed ABGR 8:8:8:8, 32bpp, ABGRABGR...
Definition: pixfmt.h:94
@ AV_PIX_FMT_0BGR
packed BGR 8:8:8, 32bpp, XBGRXBGR... X=unused/undefined
Definition: pixfmt.h:239
@ AV_PIX_FMT_RGBA
packed RGBA 8:8:8:8, 32bpp, RGBARGBA...
Definition: pixfmt.h:93
@ AV_PIX_FMT_GBRAP
planar GBRA 4:4:4:4 32bpp
Definition: pixfmt.h:215
@ AV_PIX_FMT_RGB0
packed RGB 8:8:8, 32bpp, RGBXRGBX... X=unused/undefined
Definition: pixfmt.h:238
@ AV_PIX_FMT_BGR24
packed RGB 8:8:8, 24bpp, BGRBGR...
Definition: pixfmt.h:69
@ AV_PIX_FMT_GBRP
planar GBR 4:4:4 24bpp
Definition: pixfmt.h:168
@ AV_PIX_FMT_0RGB
packed RGB 8:8:8, 32bpp, XRGBXRGB... X=unused/undefined
Definition: pixfmt.h:237
#define AV_PIX_FMT_BGRA64
Definition: pixfmt.h:394
#define AV_PIX_FMT_GBRAP10
Definition: pixfmt.h:419
#define AV_PIX_FMT_GBRP16
Definition: pixfmt.h:418
#define AV_PIX_FMT_GBRP14
Definition: pixfmt.h:417
#define v0
Definition: regdef.h:26
formats
Definition: signature.h:48
Describe the class of an AVClass context structure.
Definition: log.h:67
An instance of a filter.
Definition: avfilter.h:341
A list of supported formats for one end of a filter link.
Definition: formats.h:65
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
uint8_t * data[AV_NUM_DATA_POINTERS]
pointer to the picture/channel planes.
Definition: frame.h:332
int width
Definition: frame.h:376
int height
Definition: frame.h:376
int linesize[AV_NUM_DATA_POINTERS]
For video, size in bytes of each picture line.
Definition: frame.h:349
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
int(* do_slice)(AVFilterContext *s, void *arg, int jobnr, int nb_jobs)
Definition: rpzaenc.c:58
AVFormatContext * ctx
Definition: movenc.c:48
#define height
#define width
#define B
static const AVOption colortemperature_options[]
#define R
static int temperature_slice16(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
#define PROCESS()
static int filter_frame(AVFilterLink *inlink, AVFrame *frame)
static av_cold int query_formats(AVFilterContext *ctx)
static const AVFilterPad inputs[]
AVFilter ff_vf_colortemperature
static void kelvin2rgb(float k, float *rgb)
static const AVFilterPad outputs[]
#define VF
static int temperature_slice8p(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
static av_cold int config_input(AVFilterLink *inlink)
static float lerpf(float v0, float v1, float f)
static float saturate(float input)
#define OFFSET(x)
static int temperature_slice16p(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
static int temperature_slice8(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
AVFILTER_DEFINE_CLASS(colortemperature)
#define G
const char * b
Definition: vf_curves.c:118
const char * g
Definition: vf_curves.c:117
const char * r
Definition: vf_curves.c:116