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vf_maskedmerge.c
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1 /*
2  * Copyright (c) 2015 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 "maskedmerge.h"
29 
30 #define OFFSET(x) offsetof(MaskedMergeContext, x)
31 #define FLAGS AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_VIDEO_PARAM
32 
33 static const AVOption maskedmerge_options[] = {
34  { "planes", "set planes", OFFSET(planes), AV_OPT_TYPE_INT, {.i64=0xF}, 0, 0xF, FLAGS },
35  { NULL }
36 };
37 
38 AVFILTER_DEFINE_CLASS(maskedmerge);
39 
41 {
42  static const enum AVPixelFormat pix_fmts[] = {
61  };
62 
63  return ff_set_common_formats(ctx, ff_make_format_list(pix_fmts));
64 }
65 
66 typedef struct ThreadData {
68  AVFrame *out;
69 } ThreadData;
70 
71 static int filter_slice(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
72 {
73  MaskedMergeContext *s = ctx->priv;
74  ThreadData *td = arg;
75  AVFrame *base = td->base;
76  AVFrame *overlay = td->overlay;
77  AVFrame *mask = td->mask;
78  AVFrame *out = td->out;
79  int p;
80 
81  for (p = 0; p < s->nb_planes; p++) {
82  const int h = s->height[p];
83  const int slice_start = (h * jobnr) / nb_jobs;
84  const int slice_end = (h * (jobnr+1)) / nb_jobs;
85 
86  if (!((1 << p) & s->planes)) {
87  av_image_copy_plane(out->data[p] + slice_start * out->linesize[p],
88  out->linesize[p],
89  base->data[p] + slice_start * base->linesize[p],
90  base->linesize[p],
91  s->linesize[p], slice_end - slice_start);
92  continue;
93  }
94 
95  s->maskedmerge(base->data[p] + slice_start * base->linesize[p],
96  overlay->data[p] + slice_start * overlay->linesize[p],
97  mask->data[p] + slice_start * mask->linesize[p],
98  out->data[p] + slice_start * out->linesize[p],
99  base->linesize[p], overlay->linesize[p],
100  mask->linesize[p], out->linesize[p],
101  s->width[p], slice_end - slice_start,
102  s->half, s->depth);
103  }
104 
105  return 0;
106 }
107 
109 {
110  AVFilterContext *ctx = fs->parent;
111  MaskedMergeContext *s = fs->opaque;
112  AVFilterLink *outlink = ctx->outputs[0];
113  AVFrame *out, *base, *overlay, *mask;
114  ThreadData td;
115  int ret;
116 
117  if ((ret = ff_framesync_get_frame(&s->fs, 0, &base, 0)) < 0 ||
118  (ret = ff_framesync_get_frame(&s->fs, 1, &overlay, 0)) < 0 ||
119  (ret = ff_framesync_get_frame(&s->fs, 2, &mask, 0)) < 0)
120  return ret;
121 
122  if (ctx->is_disabled) {
123  out = av_frame_clone(base);
124  if (!out)
125  return AVERROR(ENOMEM);
126  } else {
127  out = ff_get_video_buffer(outlink, outlink->w, outlink->h);
128  if (!out)
129  return AVERROR(ENOMEM);
130  av_frame_copy_props(out, base);
131 
132  td.out = out;
133  td.base = base;
134  td.overlay = overlay;
135  td.mask = mask;
136  ctx->internal->execute(ctx, filter_slice, &td, NULL,
137  FFMIN(s->height[2], ff_filter_get_nb_threads(ctx)));
138  }
139  out->pts = av_rescale_q(base->pts, s->fs.time_base, outlink->time_base);
140 
141  return ff_filter_frame(outlink, out);
142 }
143 
144 static void maskedmerge8(const uint8_t *bsrc, const uint8_t *osrc,
145  const uint8_t *msrc, uint8_t *dst,
146  ptrdiff_t blinesize, ptrdiff_t olinesize,
147  ptrdiff_t mlinesize, ptrdiff_t dlinesize,
148  int w, int h,
149  int half, int shift)
150 {
151  int x, y;
152 
153  for (y = 0; y < h; y++) {
154  for (x = 0; x < w; x++) {
155  dst[x] = bsrc[x] + ((msrc[x] * (osrc[x] - bsrc[x]) + 128) >> 8);
156  }
157 
158  dst += dlinesize;
159  bsrc += blinesize;
160  osrc += olinesize;
161  msrc += mlinesize;
162  }
163 }
164 
165 static void maskedmerge16(const uint8_t *bbsrc, const uint8_t *oosrc,
166  const uint8_t *mmsrc, uint8_t *ddst,
167  ptrdiff_t blinesize, ptrdiff_t olinesize,
168  ptrdiff_t mlinesize, ptrdiff_t dlinesize,
169  int w, int h,
170  int half, int shift)
171 {
172  const uint16_t *bsrc = (const uint16_t *)bbsrc;
173  const uint16_t *osrc = (const uint16_t *)oosrc;
174  const uint16_t *msrc = (const uint16_t *)mmsrc;
175  uint16_t *dst = (uint16_t *)ddst;
176  int x, y;
177 
178  for (y = 0; y < h; y++) {
179  for (x = 0; x < w; x++) {
180  dst[x] = bsrc[x] + ((msrc[x] * (osrc[x] - bsrc[x]) + half) >> shift);
181  }
182 
183  dst += dlinesize / 2;
184  bsrc += blinesize / 2;
185  osrc += olinesize / 2;
186  msrc += mlinesize / 2;
187  }
188 }
189 
190 static int config_input(AVFilterLink *inlink)
191 {
192  AVFilterContext *ctx = inlink->dst;
193  MaskedMergeContext *s = ctx->priv;
195  int vsub, hsub;
196 
198 
199  hsub = desc->log2_chroma_w;
200  vsub = desc->log2_chroma_h;
201  s->height[1] = s->height[2] = AV_CEIL_RSHIFT(inlink->h, vsub);
202  s->height[0] = s->height[3] = inlink->h;
203  s->width[1] = s->width[2] = AV_CEIL_RSHIFT(inlink->w, hsub);
204  s->width[0] = s->width[3] = inlink->w;
205 
206  s->depth = desc->comp[0].depth;
207  s->half = (1 << s->depth) / 2;
208 
209  if (desc->comp[0].depth == 8)
211  else
213 
214  if (ARCH_X86)
216 
217  return 0;
218 }
219 
220 static int config_output(AVFilterLink *outlink)
221 {
222  AVFilterContext *ctx = outlink->src;
223  MaskedMergeContext *s = ctx->priv;
224  AVFilterLink *base = ctx->inputs[0];
225  AVFilterLink *overlay = ctx->inputs[1];
226  AVFilterLink *mask = ctx->inputs[2];
227  FFFrameSyncIn *in;
228  int ret;
229 
230  if (base->format != overlay->format ||
231  base->format != mask->format) {
232  av_log(ctx, AV_LOG_ERROR, "inputs must be of same pixel format\n");
233  return AVERROR(EINVAL);
234  }
235  if (base->w != overlay->w || base->h != overlay->h ||
236  base->w != mask->w || base->h != mask->h) {
237  av_log(ctx, AV_LOG_ERROR, "First input link %s parameters "
238  "(size %dx%d) do not match the corresponding "
239  "second input link %s parameters (size %dx%d) "
240  "and/or third input link %s parameters (size %dx%d)\n",
241  ctx->input_pads[0].name, base->w, base->h,
242  ctx->input_pads[1].name, overlay->w, overlay->h,
243  ctx->input_pads[2].name, mask->w, mask->h);
244  return AVERROR(EINVAL);
245  }
246 
247  outlink->w = base->w;
248  outlink->h = base->h;
249  outlink->time_base = base->time_base;
250  outlink->sample_aspect_ratio = base->sample_aspect_ratio;
251  outlink->frame_rate = base->frame_rate;
252 
253  if ((ret = av_image_fill_linesizes(s->linesize, outlink->format, outlink->w)) < 0)
254  return ret;
255 
256  if ((ret = ff_framesync_init(&s->fs, ctx, 3)) < 0)
257  return ret;
258 
259  in = s->fs.in;
260  in[0].time_base = base->time_base;
261  in[1].time_base = overlay->time_base;
262  in[2].time_base = mask->time_base;
263  in[0].sync = 1;
264  in[0].before = EXT_STOP;
265  in[0].after = EXT_INFINITY;
266  in[1].sync = 1;
267  in[1].before = EXT_STOP;
268  in[1].after = EXT_INFINITY;
269  in[2].sync = 1;
270  in[2].before = EXT_STOP;
271  in[2].after = EXT_INFINITY;
272  s->fs.opaque = s;
274 
275  return ff_framesync_configure(&s->fs);
276 }
277 
279 {
280  MaskedMergeContext *s = ctx->priv;
281  return ff_framesync_activate(&s->fs);
282 }
283 
285 {
286  MaskedMergeContext *s = ctx->priv;
287 
288  ff_framesync_uninit(&s->fs);
289 }
290 
291 static const AVFilterPad maskedmerge_inputs[] = {
292  {
293  .name = "base",
294  .type = AVMEDIA_TYPE_VIDEO,
295  .config_props = config_input,
296  },
297  {
298  .name = "overlay",
299  .type = AVMEDIA_TYPE_VIDEO,
300  },
301  {
302  .name = "mask",
303  .type = AVMEDIA_TYPE_VIDEO,
304  },
305  { NULL }
306 };
307 
309  {
310  .name = "default",
311  .type = AVMEDIA_TYPE_VIDEO,
312  .config_props = config_output,
313  },
314  { NULL }
315 };
316 
318  .name = "maskedmerge",
319  .description = NULL_IF_CONFIG_SMALL("Merge first stream with second stream using third stream as mask."),
320  .priv_size = sizeof(MaskedMergeContext),
321  .uninit = uninit,
323  .activate = activate,
324  .inputs = maskedmerge_inputs,
325  .outputs = maskedmerge_outputs,
326  .priv_class = &maskedmerge_class,
328 };
#define NULL
Definition: coverity.c:32
#define AV_PIX_FMT_YUVA422P16
Definition: pixfmt.h:420
AVFrame * out
Definition: af_adeclick.c:485
static int shift(int a, int b)
Definition: sonic.c:82
#define AV_PIX_FMT_YUVA422P9
Definition: pixfmt.h:414
const AVPixFmtDescriptor * av_pix_fmt_desc_get(enum AVPixelFormat pix_fmt)
Definition: pixdesc.c:2446
This structure describes decoded (raw) audio or video data.
Definition: frame.h:226
AVOption.
Definition: opt.h:246
#define AV_PIX_FMT_YUVA420P10
Definition: pixfmt.h:416
#define AV_PIX_FMT_YUV444P14
Definition: pixfmt.h:389
#define AV_PIX_FMT_GBRAP10
Definition: pixfmt.h:399
#define AV_PIX_FMT_YUVA422P10
Definition: pixfmt.h:417
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:2486
Main libavfilter public API header.
const char * desc
Definition: nvenc.c:65
int(* on_event)(struct FFFrameSync *fs)
Callback called when a frame event is ready.
Definition: framesync.h:172
planar GBR 4:4:4 24bpp
Definition: pixfmt.h:168
void ff_maskedmerge_init_x86(MaskedMergeContext *s)
#define AV_PIX_FMT_GBRP10
Definition: pixfmt.h:395
#define AV_PIX_FMT_GRAY9
Definition: pixfmt.h:359
static void maskedmerge16(const uint8_t *bbsrc, const uint8_t *oosrc, const uint8_t *mmsrc, uint8_t *ddst, ptrdiff_t blinesize, ptrdiff_t olinesize, ptrdiff_t mlinesize, ptrdiff_t dlinesize, int w, int h, int half, int shift)
#define AV_PIX_FMT_YUV420P12
Definition: pixfmt.h:383
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:99
int is_disabled
the enabled state from the last expression evaluation
Definition: avfilter.h:385
uint8_t log2_chroma_w
Amount to shift the luma width right to find the chroma width.
Definition: pixdesc.h:92
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:283
#define AV_PIX_FMT_GRAY10
Definition: pixfmt.h:360
const char * name
Pad name.
Definition: internal.h:60
AVFilterContext * parent
Parent filter context.
Definition: framesync.h:152
static void maskedmerge8(const uint8_t *bsrc, const uint8_t *osrc, const uint8_t *msrc, uint8_t *dst, ptrdiff_t blinesize, ptrdiff_t olinesize, ptrdiff_t mlinesize, ptrdiff_t dlinesize, int w, int h, int half, int shift)
#define AV_PIX_FMT_GRAY12
Definition: pixfmt.h:361
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:1080
planar YUV 4:2:0, 20bpp, (1 Cr & Cb sample per 2x2 Y & A samples)
Definition: pixfmt.h:101
static const AVFilterPad maskedmerge_outputs[]
AVComponentDescriptor comp[4]
Parameters that describe how pixels are packed.
Definition: pixdesc.h:117
uint8_t
#define av_cold
Definition: attributes.h:82
#define fs(width, name, subs,...)
Definition: cbs_vp9.c:259
AVOptions.
AVFILTER_DEFINE_CLASS(maskedmerge)
int64_t pts
Presentation timestamp in time_base units (time when frame should be shown to user).
Definition: frame.h:319
FFFrameSyncIn * in
Pointer to array of inputs.
Definition: framesync.h:203
#define AV_PIX_FMT_YUVA420P9
Definition: pixfmt.h:413
#define AV_PIX_FMT_GBRP9
Definition: pixfmt.h:394
planar YUV 4:4:0 full scale (JPEG), deprecated in favor of AV_PIX_FMT_YUV440P and setting color_range...
Definition: pixfmt.h:100
static int query_formats(AVFilterContext *ctx)
planar YUV 4:2:2, 16bpp, full scale (JPEG), deprecated in favor of AV_PIX_FMT_YUV422P and setting col...
Definition: pixfmt.h:79
#define AV_PIX_FMT_YUV444P16
Definition: pixfmt.h:392
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:384
#define AV_PIX_FMT_YUVA420P16
Definition: pixfmt.h:419
#define FLAGS
#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:568
#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:293
static const uint16_t mask[17]
Definition: lzw.c:38
Frame sync structure.
Definition: framesync.h:146
#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:186
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:421
const char * arg
Definition: jacosubdec.c:66
#define AV_PIX_FMT_GBRAP12
Definition: pixfmt.h:400
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's input and try to produce output.
Definition: framesync.c:344
#define AV_PIX_FMT_YUV444P10
Definition: pixfmt.h:382
#define AV_PIX_FMT_GBRAP16
Definition: pixfmt.h:401
planar YUV 4:2:2, 16bpp, (1 Cr & Cb sample per 2x1 Y samples)
Definition: pixfmt.h:70
#define AV_PIX_FMT_YUV422P9
Definition: pixfmt.h:377
static const struct @304 planes[]
#define AV_PIX_FMT_GBRP16
Definition: pixfmt.h:398
int ff_filter_get_nb_threads(AVFilterContext *ctx)
Get number of threads for current filter instance.
Definition: avfilter.c:802
#define AV_PIX_FMT_GRAY16
Definition: pixfmt.h:363
#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
uint8_t w
Definition: llviddspenc.c:38
#define OFFSET(x)
AVFormatContext * ctx
Definition: movenc.c:48
AVRational time_base
Time base for the output events.
Definition: framesync.h:162
#define s(width, name)
Definition: cbs_vp9.c:257
#define AV_PIX_FMT_YUVA444P10
Definition: pixfmt.h:418
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:378
#define AV_PIX_FMT_GBRP14
Definition: pixfmt.h:397
AVFrame * av_frame_clone(const AVFrame *src)
Create a new frame that references the same data as src.
Definition: frame.c:540
static const AVFilterPad outputs[]
Definition: af_acontrast.c:203
static int process_frame(FFFrameSync *fs)
#define AV_PIX_FMT_YUV420P16
Definition: pixfmt.h:390
#define AV_PIX_FMT_YUV420P14
Definition: pixfmt.h:387
static int config_input(AVFilterLink *inlink)
Extend the frame to infinity.
Definition: framesync.h:75
static const AVFilterPad maskedmerge_inputs[]
Used for passing data between threads.
Definition: af_adeclick.c:484
int linesize[AV_NUM_DATA_POINTERS]
For video, size in bytes of each picture line.
Definition: frame.h:257
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
#define AV_PIX_FMT_GRAY14
Definition: pixfmt.h:362
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:379
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
Filter definition.
Definition: avfilter.h:144
AVFrame * mask
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 activate(AVFilterContext *ctx)
static const AVOption maskedmerge_options[]
const char * name
Filter name.
Definition: avfilter.h:148
#define AV_PIX_FMT_YUV440P12
Definition: pixfmt.h:385
#define AV_PIX_FMT_YUV420P9
Definition: pixfmt.h:376
#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:266
AVFrame * overlay
void(* maskedmerge)(const uint8_t *bsrc, const uint8_t *osrc, const uint8_t *msrc, uint8_t *dst, ptrdiff_t blinesize, ptrdiff_t olinesize, ptrdiff_t mlinesize, ptrdiff_t dlinesize, int w, int h, int half, int shift)
Definition: maskedmerge.h:36
#define AV_PIX_FMT_YUV422P14
Definition: pixfmt.h:388
#define AV_PIX_FMT_GBRP12
Definition: pixfmt.h:396
#define flags(name, subs,...)
Definition: cbs_av1.c:596
AVFilterInternal * internal
An opaque struct for libavfilter internal use.
Definition: avfilter.h:378
#define AV_PIX_FMT_YUV422P10
Definition: pixfmt.h:380
#define AV_PIX_FMT_YUV444P12
Definition: pixfmt.h:386
uint8_t * data[AV_NUM_DATA_POINTERS]
pointer to the picture/channel planes.
Definition: frame.h:240
static int filter_slice(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
static int config_output(AVFilterLink *outlink)
AVFrame * base
planar YUV 4:2:0, 12bpp, (1 Cr & Cb sample per 2x2 Y samples)
Definition: pixfmt.h:66
Y , 8bpp.
Definition: pixfmt.h:74
planar GBRA 4:4:4:4 32bpp
Definition: pixfmt.h:215
static av_cold void uninit(AVFilterContext *ctx)
#define AV_PIX_FMT_YUVA444P9
Definition: pixfmt.h:415
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:155
FFFrameSync fs
Definition: maskedmerge.h:34
static int slice_end(AVCodecContext *avctx, AVFrame *pict)
Handle slice ends.
Definition: mpeg12dec.c:2029
Completely stop all streams with this one.
Definition: framesync.h:65
planar YUV 4:1:1, 12bpp, (1 Cr & Cb sample per 4x1 Y samples) full scale (JPEG), deprecated in favor ...
Definition: pixfmt.h:258
An instance of a filter.
Definition: avfilter.h:338
FILE * out
Definition: movenc.c:54
planar YUV 4:4:0 (1 Cr & Cb sample per 1x2 Y samples)
Definition: pixfmt.h:99
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
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:256
int depth
Number of bits in the component.
Definition: pixdesc.h:58
AVPixelFormat
Pixel format.
Definition: pixfmt.h:64
#define AV_PIX_FMT_YUV422P16
Definition: pixfmt.h:391
AVFilter ff_vf_maskedmerge
int av_frame_copy_props(AVFrame *dst, const AVFrame *src)
Copy only "metadata" fields from src to dst.
Definition: frame.c:654
#define AV_CEIL_RSHIFT(a, b)
Definition: common.h:58