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vf_hqdn3d.c
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1 /*
2  * Copyright (c) 2003 Daniel Moreno <comac AT comac DOT darktech DOT org>
3  * Copyright (c) 2010 Baptiste Coudurier
4  * Copyright (c) 2012 Loren Merritt
5  *
6  * This file is part of FFmpeg, ported from MPlayer.
7  *
8  * FFmpeg is free software; you can redistribute it and/or modify
9  * it under the terms of the GNU General Public License as published by
10  * the Free Software Foundation; either version 2 of the License, or
11  * (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
16  * GNU General Public License for more details.
17  *
18  * You should have received a copy of the GNU General Public License along
19  * with FFmpeg; if not, write to the Free Software Foundation, Inc.,
20  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
21  */
22 
23 /**
24  * @file
25  * high quality 3d video denoiser, ported from MPlayer
26  * libmpcodecs/vf_hqdn3d.c.
27  */
28 
29 #include <float.h>
30 
31 #include "config.h"
32 #include "libavutil/attributes.h"
33 #include "libavutil/common.h"
34 #include "libavutil/pixdesc.h"
35 #include "libavutil/intreadwrite.h"
36 #include "libavutil/opt.h"
37 
38 #include "avfilter.h"
39 #include "formats.h"
40 #include "internal.h"
41 #include "video.h"
42 #include "vf_hqdn3d.h"
43 
44 #define LUT_BITS (depth==16 ? 8 : 4)
45 #define LOAD(x) (((depth == 8 ? src[x] : AV_RN16A(src + (x) * 2)) << (16 - depth))\
46  + (((1 << (16 - depth)) - 1) >> 1))
47 #define STORE(x,val) (depth == 8 ? dst[x] = (val) >> (16 - depth) : \
48  AV_WN16A(dst + (x) * 2, (val) >> (16 - depth)))
49 
51 static uint32_t lowpass(int prev, int cur, int16_t *coef, int depth)
52 {
53  int d = (prev - cur) >> (8 - LUT_BITS);
54  return cur + coef[d];
55 }
56 
58 static void denoise_temporal(uint8_t *src, uint8_t *dst,
59  uint16_t *frame_ant,
60  int w, int h, int sstride, int dstride,
61  int16_t *temporal, int depth)
62 {
63  long x, y;
64  uint32_t tmp;
65 
66  temporal += 256 << LUT_BITS;
67 
68  for (y = 0; y < h; y++) {
69  for (x = 0; x < w; x++) {
70  frame_ant[x] = tmp = lowpass(frame_ant[x], LOAD(x), temporal, depth);
71  STORE(x, tmp);
72  }
73  src += sstride;
74  dst += dstride;
75  frame_ant += w;
76  }
77 }
78 
81  uint8_t *src, uint8_t *dst,
82  uint16_t *line_ant, uint16_t *frame_ant,
83  int w, int h, int sstride, int dstride,
84  int16_t *spatial, int16_t *temporal, int depth)
85 {
86  long x, y;
87  uint32_t pixel_ant;
88  uint32_t tmp;
89 
90  spatial += 256 << LUT_BITS;
91  temporal += 256 << LUT_BITS;
92 
93  /* First line has no top neighbor. Only left one for each tmp and
94  * last frame */
95  pixel_ant = LOAD(0);
96  for (x = 0; x < w; x++) {
97  line_ant[x] = tmp = pixel_ant = lowpass(pixel_ant, LOAD(x), spatial, depth);
98  frame_ant[x] = tmp = lowpass(frame_ant[x], tmp, temporal, depth);
99  STORE(x, tmp);
100  }
101 
102  for (y = 1; y < h; y++) {
103  src += sstride;
104  dst += dstride;
105  frame_ant += w;
106  if (s->denoise_row[depth]) {
107  s->denoise_row[depth](src, dst, line_ant, frame_ant, w, spatial, temporal);
108  continue;
109  }
110  pixel_ant = LOAD(0);
111  for (x = 0; x < w-1; x++) {
112  line_ant[x] = tmp = lowpass(line_ant[x], pixel_ant, spatial, depth);
113  pixel_ant = lowpass(pixel_ant, LOAD(x+1), spatial, depth);
114  frame_ant[x] = tmp = lowpass(frame_ant[x], tmp, temporal, depth);
115  STORE(x, tmp);
116  }
117  line_ant[x] = tmp = lowpass(line_ant[x], pixel_ant, spatial, depth);
118  frame_ant[x] = tmp = lowpass(frame_ant[x], tmp, temporal, depth);
119  STORE(x, tmp);
120  }
121 }
122 
125  uint8_t *src, uint8_t *dst,
126  uint16_t *line_ant, uint16_t **frame_ant_ptr,
127  int w, int h, int sstride, int dstride,
128  int16_t *spatial, int16_t *temporal, int depth)
129 {
130  // FIXME: For 16-bit depth, frame_ant could be a pointer to the previous
131  // filtered frame rather than a separate buffer.
132  long x, y;
133  uint16_t *frame_ant = *frame_ant_ptr;
134  if (!frame_ant) {
135  uint8_t *frame_src = src;
136  *frame_ant_ptr = frame_ant = av_malloc_array(w, h*sizeof(uint16_t));
137  if (!frame_ant)
138  return AVERROR(ENOMEM);
139  for (y = 0; y < h; y++, src += sstride, frame_ant += w)
140  for (x = 0; x < w; x++)
141  frame_ant[x] = LOAD(x);
142  src = frame_src;
143  frame_ant = *frame_ant_ptr;
144  }
145 
146  if (spatial[0])
147  denoise_spatial(s, src, dst, line_ant, frame_ant,
148  w, h, sstride, dstride, spatial, temporal, depth);
149  else
150  denoise_temporal(src, dst, frame_ant,
151  w, h, sstride, dstride, temporal, depth);
152  emms_c();
153  return 0;
154 }
155 
156 #define denoise(...) \
157  do { \
158  int ret = AVERROR_BUG; \
159  switch (s->depth) { \
160  case 8: ret = denoise_depth(__VA_ARGS__, 8); break; \
161  case 9: ret = denoise_depth(__VA_ARGS__, 9); break; \
162  case 10: ret = denoise_depth(__VA_ARGS__, 10); break; \
163  case 16: ret = denoise_depth(__VA_ARGS__, 16); break; \
164  } \
165  if (ret < 0) { \
166  av_frame_free(&out); \
167  if (!direct) \
168  av_frame_free(&in); \
169  return ret; \
170  } \
171  } while (0)
172 
173 static int16_t *precalc_coefs(double dist25, int depth)
174 {
175  int i;
176  double gamma, simil, C;
177  int16_t *ct = av_malloc((512<<LUT_BITS)*sizeof(int16_t));
178  if (!ct)
179  return NULL;
180 
181  gamma = log(0.25) / log(1.0 - FFMIN(dist25,252.0)/255.0 - 0.00001);
182 
183  for (i = -256<<LUT_BITS; i < 256<<LUT_BITS; i++) {
184  double f = ((i<<(9-LUT_BITS)) + (1<<(8-LUT_BITS)) - 1) / 512.0; // midpoint of the bin
185  simil = FFMAX(0, 1.0 - fabs(f) / 255.0);
186  C = pow(simil, gamma) * 256.0 * f;
187  ct[(256<<LUT_BITS)+i] = lrint(C);
188  }
189 
190  ct[0] = !!dist25;
191  return ct;
192 }
193 
194 #define PARAM1_DEFAULT 4.0
195 #define PARAM2_DEFAULT 3.0
196 #define PARAM3_DEFAULT 6.0
197 
199 {
200  HQDN3DContext *s = ctx->priv;
201 
202  if (!s->strength[LUMA_SPATIAL])
204  if (!s->strength[CHROMA_SPATIAL])
206  if (!s->strength[LUMA_TMP])
208  if (!s->strength[CHROMA_TMP])
210 
211  av_log(ctx, AV_LOG_VERBOSE, "ls:%f cs:%f lt:%f ct:%f\n",
214 
215  return 0;
216 }
217 
219 {
220  HQDN3DContext *s = ctx->priv;
221 
222  av_freep(&s->coefs[0]);
223  av_freep(&s->coefs[1]);
224  av_freep(&s->coefs[2]);
225  av_freep(&s->coefs[3]);
226  av_freep(&s->line);
227  av_freep(&s->frame_prev[0]);
228  av_freep(&s->frame_prev[1]);
229  av_freep(&s->frame_prev[2]);
230 }
231 
233 {
234  static const enum AVPixelFormat pix_fmts[] = {
255  };
256  AVFilterFormats *fmts_list = ff_make_format_list(pix_fmts);
257  if (!fmts_list)
258  return AVERROR(ENOMEM);
259  return ff_set_common_formats(ctx, fmts_list);
260 }
261 
262 static int config_input(AVFilterLink *inlink)
263 {
264  HQDN3DContext *s = inlink->dst->priv;
266  int i;
267 
268  uninit(inlink->dst);
269 
270  s->hsub = desc->log2_chroma_w;
271  s->vsub = desc->log2_chroma_h;
272  s->depth = desc->comp[0].depth;
273 
274  s->line = av_malloc_array(inlink->w, sizeof(*s->line));
275  if (!s->line)
276  return AVERROR(ENOMEM);
277 
278  for (i = 0; i < 4; i++) {
279  s->coefs[i] = precalc_coefs(s->strength[i], s->depth);
280  if (!s->coefs[i])
281  return AVERROR(ENOMEM);
282  }
283 
284  if (ARCH_X86)
286 
287  return 0;
288 }
289 
290 static int filter_frame(AVFilterLink *inlink, AVFrame *in)
291 {
292  AVFilterContext *ctx = inlink->dst;
293  HQDN3DContext *s = ctx->priv;
294  AVFilterLink *outlink = ctx->outputs[0];
295 
296  AVFrame *out;
297  int c, direct = av_frame_is_writable(in) && !ctx->is_disabled;
298 
299  if (direct) {
300  out = in;
301  } else {
302  out = ff_get_video_buffer(outlink, outlink->w, outlink->h);
303  if (!out) {
304  av_frame_free(&in);
305  return AVERROR(ENOMEM);
306  }
307 
308  av_frame_copy_props(out, in);
309  }
310 
311  for (c = 0; c < 3; c++) {
312  denoise(s, in->data[c], out->data[c],
313  s->line, &s->frame_prev[c],
314  AV_CEIL_RSHIFT(in->width, (!!c * s->hsub)),
315  AV_CEIL_RSHIFT(in->height, (!!c * s->vsub)),
316  in->linesize[c], out->linesize[c],
318  s->coefs[c ? CHROMA_TMP : LUMA_TMP]);
319  }
320 
321  if (ctx->is_disabled) {
322  av_frame_free(&out);
323  return ff_filter_frame(outlink, in);
324  }
325 
326  if (!direct)
327  av_frame_free(&in);
328 
329  return ff_filter_frame(outlink, out);
330 }
331 
332 #define OFFSET(x) offsetof(HQDN3DContext, x)
333 #define FLAGS AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_FILTERING_PARAM
334 static const AVOption hqdn3d_options[] = {
335  { "luma_spatial", "spatial luma strength", OFFSET(strength[LUMA_SPATIAL]), AV_OPT_TYPE_DOUBLE, { .dbl = 0.0 }, 0, DBL_MAX, FLAGS },
336  { "chroma_spatial", "spatial chroma strength", OFFSET(strength[CHROMA_SPATIAL]), AV_OPT_TYPE_DOUBLE, { .dbl = 0.0 }, 0, DBL_MAX, FLAGS },
337  { "luma_tmp", "temporal luma strength", OFFSET(strength[LUMA_TMP]), AV_OPT_TYPE_DOUBLE, { .dbl = 0.0 }, 0, DBL_MAX, FLAGS },
338  { "chroma_tmp", "temporal chroma strength", OFFSET(strength[CHROMA_TMP]), AV_OPT_TYPE_DOUBLE, { .dbl = 0.0 }, 0, DBL_MAX, FLAGS },
339  { NULL }
340 };
341 
342 AVFILTER_DEFINE_CLASS(hqdn3d);
343 
345  {
346  .name = "default",
347  .type = AVMEDIA_TYPE_VIDEO,
348  .config_props = config_input,
349  .filter_frame = filter_frame,
350  },
351  { NULL }
352 };
353 
354 
356  {
357  .name = "default",
358  .type = AVMEDIA_TYPE_VIDEO
359  },
360  { NULL }
361 };
362 
364  .name = "hqdn3d",
365  .description = NULL_IF_CONFIG_SMALL("Apply a High Quality 3D Denoiser."),
366  .priv_size = sizeof(HQDN3DContext),
367  .priv_class = &hqdn3d_class,
368  .init = init,
369  .uninit = uninit,
371  .inputs = avfilter_vf_hqdn3d_inputs,
372  .outputs = avfilter_vf_hqdn3d_outputs,
374 };
#define NULL
Definition: coverity.c:32
const char * s
Definition: avisynth_c.h:768
const AVPixFmtDescriptor * av_pix_fmt_desc_get(enum AVPixelFormat pix_fmt)
Definition: pixdesc.c:2263
This structure describes decoded (raw) audio or video data.
Definition: frame.h:184
AVOption.
Definition: opt.h:245
#define C
static const AVFilterPad avfilter_vf_hqdn3d_inputs[]
Definition: vf_hqdn3d.c:344
static const AVFilterPad avfilter_vf_hqdn3d_outputs[]
Definition: vf_hqdn3d.c:355
planar YUV 4:4:4, 24bpp, (1 Cr & Cb sample per 1x1 Y samples)
Definition: pixfmt.h:67
Main libavfilter public API header.
const char * desc
Definition: nvenc.c:97
#define LUMA_SPATIAL
Definition: vf_hqdn3d.h:42
#define FLAGS
Definition: vf_hqdn3d.c:333
AVFrame * ff_get_video_buffer(AVFilterLink *link, int w, int h)
Request a picture buffer with a specific set of permissions.
Definition: video.c:76
uint16_t * line
Definition: vf_hqdn3d.h:34
void(* denoise_row[17])(uint8_t *src, uint8_t *dst, uint16_t *line_ant, uint16_t *frame_ant, ptrdiff_t w, int16_t *spatial, int16_t *temporal)
Definition: vf_hqdn3d.h:39
int is_disabled
the enabled state from the last expression evaluation
Definition: avfilter.h:354
uint8_t log2_chroma_w
Amount to shift the luma width right to find the chroma width.
Definition: pixdesc.h:92
void ff_hqdn3d_init_x86(HQDN3DContext *hqdn3d)
Macro definitions for various function/variable attributes.
AVFilterFormats * ff_make_format_list(const int *fmts)
Create a list of supported formats.
Definition: formats.c:283
const char * name
Pad name.
Definition: internal.h:59
int ff_filter_frame(AVFilterLink *link, AVFrame *frame)
Send a frame of data to the next filter.
Definition: avfilter.c:1180
AVComponentDescriptor comp[4]
Parameters that describe how pixels are packed.
Definition: pixdesc.h:117
uint8_t
#define av_cold
Definition: attributes.h:82
#define av_malloc(s)
uint16_t * frame_prev[3]
Definition: vf_hqdn3d.h:35
AVOptions.
#define PARAM1_DEFAULT
Definition: vf_hqdn3d.c:194
static av_always_inline void denoise_temporal(uint8_t *src, uint8_t *dst, uint16_t *frame_ant, int w, int h, int sstride, int dstride, int16_t *temporal, int depth)
Definition: vf_hqdn3d.c:58
planar YUV 4:4:0 full scale (JPEG), deprecated in favor of AV_PIX_FMT_YUV440P and setting color_range...
Definition: pixfmt.h:101
planar YUV 4:2:2, 16bpp, full scale (JPEG), deprecated in favor of AV_PIX_FMT_YUV422P and setting col...
Definition: pixfmt.h:75
#define AV_LOG_VERBOSE
Detailed information.
Definition: log.h:192
#define AV_PIX_FMT_YUV444P16
Definition: pixfmt.h:356
#define av_log(a,...)
AVFilter ff_vf_hqdn3d
Definition: vf_hqdn3d.c:363
#define CHROMA_SPATIAL
Definition: vf_hqdn3d.h:44
A filter pad used for either input or output.
Definition: internal.h:53
static av_always_inline void denoise_spatial(HQDN3DContext *s, uint8_t *src, uint8_t *dst, uint16_t *line_ant, uint16_t *frame_ant, int w, int h, int sstride, int dstride, int16_t *spatial, int16_t *temporal, int depth)
Definition: vf_hqdn3d.c:80
int width
width and height of the video frame
Definition: frame.h:236
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:568
uint8_t log2_chroma_h
Amount to shift the luma height right to find the chroma height.
Definition: pixdesc.h:101
#define LOAD(x)
Definition: vf_hqdn3d.c:45
#define AVERROR(e)
Definition: error.h:43
void av_frame_free(AVFrame **frame)
Free the frame and any dynamically allocated objects in it, e.g.
Definition: frame.c:153
#define NULL_IF_CONFIG_SMALL(x)
Return NULL if CONFIG_SMALL is true, otherwise the argument without modification. ...
Definition: internal.h:176
int16_t * coefs[4]
Definition: vf_hqdn3d.h:33
void * priv
private data for use by the filter
Definition: avfilter.h:322
double strength[4]
Definition: vf_hqdn3d.h:36
#define AV_PIX_FMT_YUV444P10
Definition: pixfmt.h:346
static int config_input(AVFilterLink *inlink)
Definition: vf_hqdn3d.c:262
#define FFMAX(a, b)
Definition: common.h:94
int depth
Definition: v4l.c:62
planar YUV 4:2:2, 16bpp, (1 Cr & Cb sample per 2x1 Y samples)
Definition: pixfmt.h:66
#define AV_PIX_FMT_YUV422P9
Definition: pixfmt.h:341
#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:74
AVFormatContext * ctx
Definition: movenc.c:48
static av_always_inline int denoise_depth(HQDN3DContext *s, uint8_t *src, uint8_t *dst, uint16_t *line_ant, uint16_t **frame_ant_ptr, int w, int h, int sstride, int dstride, int16_t *spatial, int16_t *temporal, int depth)
Definition: vf_hqdn3d.c:124
static av_always_inline uint32_t lowpass(int prev, int cur, int16_t *coef, int depth)
Definition: vf_hqdn3d.c:51
static const AVFilterPad outputs[]
Definition: af_afftfilt.c:386
#define src
Definition: vp9dsp.c:530
#define AV_PIX_FMT_YUV444P9
Definition: pixfmt.h:342
#define AV_PIX_FMT_YUV420P16
Definition: pixfmt.h:354
#define OFFSET(x)
Definition: vf_hqdn3d.c:332
static const AVFilterPad inputs[]
Definition: af_afftfilt.c:376
int av_frame_is_writable(AVFrame *frame)
Check if the frame data is writable.
Definition: frame.c:520
int linesize[AV_NUM_DATA_POINTERS]
For video, size in bytes of each picture line.
Definition: frame.h:215
Descriptor that unambiguously describes how the bits of a pixel are stored in the up to 4 data planes...
Definition: pixdesc.h:81
#define LUMA_TMP
Definition: vf_hqdn3d.h:43
uint8_t pi<< 24) CONV_FUNC_GROUP(AV_SAMPLE_FMT_FLT, float, AV_SAMPLE_FMT_U8, uint8_t,(*(constuint8_t *) pi-0x80)*(1.0f/(1<< 7))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_DBL, double, AV_SAMPLE_FMT_U8, uint8_t,(*(constuint8_t *) pi-0x80)*(1.0/(1<< 7))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_S16, int16_t,(*(constint16_t *) pi >>8)+0x80) CONV_FUNC_GROUP(AV_SAMPLE_FMT_FLT, float, AV_SAMPLE_FMT_S16, int16_t,*(constint16_t *) pi *(1.0f/(1<< 15))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_DBL, double, AV_SAMPLE_FMT_S16, int16_t,*(constint16_t *) pi *(1.0/(1<< 15))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_S32, int32_t,(*(constint32_t *) pi >>24)+0x80) CONV_FUNC_GROUP(AV_SAMPLE_FMT_FLT, float, AV_SAMPLE_FMT_S32, int32_t,*(constint32_t *) pi *(1.0f/(1U<< 31))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_DBL, double, AV_SAMPLE_FMT_S32, int32_t,*(constint32_t *) pi *(1.0/(1U<< 31))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_FLT, float, av_clip_uint8(lrintf(*(constfloat *) pi *(1<< 7))+0x80)) CONV_FUNC_GROUP(AV_SAMPLE_FMT_S16, int16_t, AV_SAMPLE_FMT_FLT, float, av_clip_int16(lrintf(*(constfloat *) pi *(1<< 15)))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_S32, int32_t, AV_SAMPLE_FMT_FLT, float, av_clipl_int32(llrintf(*(constfloat *) pi *(1U<< 31)))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_DBL, double, av_clip_uint8(lrint(*(constdouble *) pi *(1<< 7))+0x80)) CONV_FUNC_GROUP(AV_SAMPLE_FMT_S16, int16_t, AV_SAMPLE_FMT_DBL, double, av_clip_int16(lrint(*(constdouble *) pi *(1<< 15)))) CONV_FUNC_GROUP(AV_SAMPLE_FMT_S32, int32_t, AV_SAMPLE_FMT_DBL, double, av_clipl_int32(llrint(*(constdouble *) pi *(1U<< 31))))#defineSET_CONV_FUNC_GROUP(ofmt, ifmt) staticvoidset_generic_function(AudioConvert *ac){}voidff_audio_convert_free(AudioConvert **ac){if(!*ac) return;ff_dither_free(&(*ac) ->dc);av_freep(ac);}AudioConvert *ff_audio_convert_alloc(AVAudioResampleContext *avr, enumAVSampleFormatout_fmt, enumAVSampleFormatin_fmt, intchannels, intsample_rate, intapply_map){AudioConvert *ac;intin_planar, out_planar;ac=av_mallocz(sizeof(*ac));if(!ac) returnNULL;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);returnNULL;}returnac;}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;}elseif(in_planar) ac->func_type=CONV_FUNC_TYPE_INTERLEAVE;elseac->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);returnac;}intff_audio_convert(AudioConvert *ac, AudioData *out, AudioData *in){intuse_generic=1;intlen=in->nb_samples;intp;if(ac->dc){av_log(ac->avr, AV_LOG_TRACE,"%dsamples-audio_convert:%sto%s(dithered)\n", len, av_get_sample_fmt_name(ac->in_fmt), av_get_sample_fmt_name(ac->out_fmt));returnff_convert_dither(ac-> in
#define AV_PIX_FMT_YUV420P10
Definition: pixfmt.h:343
planar YUV 4:1:0, 9bpp, (1 Cr & Cb sample per 4x4 Y samples)
Definition: pixfmt.h:68
#define LUT_BITS
Definition: vf_hqdn3d.c:44
#define CHROMA_TMP
Definition: vf_hqdn3d.h:45
Filter definition.
Definition: avfilter.h:144
const char * name
Filter name.
Definition: avfilter.h:148
#define AV_PIX_FMT_YUV420P9
Definition: pixfmt.h:340
#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:319
#define PARAM3_DEFAULT
Definition: vf_hqdn3d.c:196
static enum AVPixelFormat pix_fmts[]
Definition: libkvazaar.c:262
static int filter_frame(AVFilterLink *inlink, AVFrame *in)
Definition: vf_hqdn3d.c:290
#define AV_PIX_FMT_YUV422P10
Definition: pixfmt.h:344
static int flags
Definition: cpu.c:47
uint8_t * data[AV_NUM_DATA_POINTERS]
pointer to the picture/channel planes.
Definition: frame.h:198
#define PARAM2_DEFAULT
Definition: vf_hqdn3d.c:195
static const AVOption hqdn3d_options[]
Definition: vf_hqdn3d.c:334
planar YUV 4:2:0, 12bpp, (1 Cr & Cb sample per 2x2 Y samples)
Definition: pixfmt.h:62
common internal and external API header
static double c[64]
planar YUV 4:4:4, 24bpp, full scale (JPEG), deprecated in favor of AV_PIX_FMT_YUV444P and setting col...
Definition: pixfmt.h:76
planar YUV 4:1:1, 12bpp, (1 Cr & Cb sample per 4x1 Y samples)
Definition: pixfmt.h:69
static av_cold int init(AVFilterContext *ctx)
Definition: vf_hqdn3d.c:198
static uint8_t tmp[8]
Definition: des.c:38
A list of supported formats for one end of a filter link.
Definition: formats.h:64
#define lrint
Definition: tablegen.h:53
static av_cold void uninit(AVFilterContext *ctx)
Definition: vf_hqdn3d.c:218
An instance of a filter.
Definition: avfilter.h:307
#define denoise(...)
Definition: vf_hqdn3d.c:156
int height
Definition: frame.h:236
FILE * out
Definition: movenc.c:54
#define av_freep(p)
static int16_t * precalc_coefs(double dist25, int depth)
Definition: vf_hqdn3d.c:173
planar YUV 4:4:0 (1 Cr & Cb sample per 1x2 Y samples)
Definition: pixfmt.h:100
#define av_always_inline
Definition: attributes.h:39
#define av_malloc_array(a, b)
internal API functions
int depth
Number of bits in the component.
Definition: pixdesc.h:58
AVPixelFormat
Pixel format.
Definition: pixfmt.h:60
static int query_formats(AVFilterContext *ctx)
Definition: vf_hqdn3d.c:232
#define AV_PIX_FMT_YUV422P16
Definition: pixfmt.h:355
#define STORE(x, val)
Definition: vf_hqdn3d.c:47
int av_frame_copy_props(AVFrame *dst, const AVFrame *src)
Copy only "metadata" fields from src to dst.
Definition: frame.c:580
AVFILTER_DEFINE_CLASS(hqdn3d)
#define AV_CEIL_RSHIFT(a, b)
Definition: common.h:58