FFmpeg
Data Structures | Macros | Enumerations | Functions | Variables
vf_xfade.c File Reference
#include "libavutil/imgutils.h"
#include "libavutil/eval.h"
#include "libavutil/opt.h"
#include "libavutil/pixfmt.h"
#include "avfilter.h"
#include "formats.h"
#include "internal.h"
#include "filters.h"
#include "video.h"

Go to the source code of this file.

Data Structures

struct  XFadeContext
 
struct  ThreadData
 Used for passing data between threads. More...
 

Macros

#define OFFSET(x)   offsetof(XFadeContext, x)
 
#define FLAGS   (AV_OPT_FLAG_FILTERING_PARAM | AV_OPT_FLAG_VIDEO_PARAM)
 
#define CUSTOM_TRANSITION(name, type, div)
 
#define FADE_TRANSITION(name, type, div)
 
#define WIPELEFT_TRANSITION(name, type, div)
 
#define WIPERIGHT_TRANSITION(name, type, div)
 
#define WIPEUP_TRANSITION(name, type, div)
 
#define WIPEDOWN_TRANSITION(name, type, div)
 
#define SLIDELEFT_TRANSITION(name, type, div)
 
#define SLIDERIGHT_TRANSITION(name, type, div)
 
#define SLIDEUP_TRANSITION(name, type, div)
 
#define SLIDEDOWN_TRANSITION(name, type, div)
 
#define CIRCLECROP_TRANSITION(name, type, div)
 
#define RECTCROP_TRANSITION(name, type, div)
 
#define DISTANCE_TRANSITION(name, type, div)
 
#define FADEBLACK_TRANSITION(name, type, div)
 
#define FADEWHITE_TRANSITION(name, type, div)
 
#define RADIAL_TRANSITION(name, type, div)
 
#define SMOOTHLEFT_TRANSITION(name, type, div)
 
#define SMOOTHRIGHT_TRANSITION(name, type, div)
 
#define SMOOTHUP_TRANSITION(name, type, div)
 
#define SMOOTHDOWN_TRANSITION(name, type, div)
 
#define CIRCLEOPEN_TRANSITION(name, type, div)
 
#define CIRCLECLOSE_TRANSITION(name, type, div)
 
#define VERTOPEN_TRANSITION(name, type, div)
 
#define VERTCLOSE_TRANSITION(name, type, div)
 
#define HORZOPEN_TRANSITION(name, type, div)
 
#define HORZCLOSE_TRANSITION(name, type, div)
 
#define DISSOLVE_TRANSITION(name, type, div)
 
#define PIXELIZE_TRANSITION(name, type, div)
 
#define DIAGTL_TRANSITION(name, type, div)
 
#define DIAGTR_TRANSITION(name, type, div)
 
#define DIAGBL_TRANSITION(name, type, div)
 
#define DIAGBR_TRANSITION(name, type, div)
 
#define HLSLICE_TRANSITION(name, type, div)
 
#define HRSLICE_TRANSITION(name, type, div)
 
#define VUSLICE_TRANSITION(name, type, div)
 
#define VDSLICE_TRANSITION(name, type, div)
 
#define HBLUR_TRANSITION(name, type, div)
 
#define FADEGRAYS_TRANSITION(name, type, div)
 
#define WIPETL_TRANSITION(name, type, div)
 
#define WIPETR_TRANSITION(name, type, div)
 
#define WIPEBL_TRANSITION(name, type, div)
 
#define WIPEBR_TRANSITION(name, type, div)
 
#define SQUEEZEH_TRANSITION(name, type, div)
 
#define SQUEEZEV_TRANSITION(name, type, div)
 
#define ZOOMIN_TRANSITION(name, type, div)
 
#define FADEFAST_TRANSITION(name, type, div)
 
#define FADESLOW_TRANSITION(name, type, div)
 

Enumerations

enum  XFadeTransitions {
  CUSTOM = -1, FADE, WIPELEFT, WIPERIGHT,
  WIPEUP, WIPEDOWN, SLIDELEFT, SLIDERIGHT,
  SLIDEUP, SLIDEDOWN, CIRCLECROP, RECTCROP,
  DISTANCE, FADEBLACK, FADEWHITE, RADIAL,
  SMOOTHLEFT, SMOOTHRIGHT, SMOOTHUP, SMOOTHDOWN,
  CIRCLEOPEN, CIRCLECLOSE, VERTOPEN, VERTCLOSE,
  HORZOPEN, HORZCLOSE, DISSOLVE, PIXELIZE,
  DIAGTL, DIAGTR, DIAGBL, DIAGBR,
  HLSLICE, HRSLICE, VUSLICE, VDSLICE,
  HBLUR, FADEGRAYS, WIPETL, WIPETR,
  WIPEBL, WIPEBR, SQUEEZEH, SQUEEZEV,
  ZOOMIN, FADEFAST, FADESLOW, NB_TRANSITIONS,
  CUSTOM, FADE, WIPELEFT, WIPERIGHT,
  WIPEUP, WIPEDOWN, SLIDELEFT, SLIDERIGHT,
  SLIDEUP, SLIDEDOWN, NB_TRANSITIONS
}
 
enum  {
  VAR_X, VAR_Y, VAR_W, VAR_H,
  VAR_A, VAR_B, VAR_PLANE, VAR_PROGRESS,
  VAR_VARS_NB
}
 

Functions

static av_cold void uninit (AVFilterContext *ctx)
 
 AVFILTER_DEFINE_CLASS (xfade)
 
static float mix (float a, float b, float mix)
 
static float fract (float a)
 
static float smoothstep (float edge0, float edge1, float x)
 
static float frand (int x, int y)
 
static void zoom (float *u, float *v, float amount)
 
static double getpix (void *priv, double x, double y, int plane, int nb)
 
static double a0 (void *priv, double x, double y)
 
static double a1 (void *priv, double x, double y)
 
static double a2 (void *priv, double x, double y)
 
static double a3 (void *priv, double x, double y)
 
static double b0 (void *priv, double x, double y)
 
static double b1 (void *priv, double x, double y)
 
static double b2 (void *priv, double x, double y)
 
static double b3 (void *priv, double x, double y)
 
static int config_output (AVFilterLink *outlink)
 
static int xfade_slice (AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
 
static int xfade_frame (AVFilterContext *ctx, AVFrame *a, AVFrame *b)
 
static int xfade_activate (AVFilterContext *ctx)
 

Variables

static const char *const var_names [] = { "X", "Y", "W", "H", "A", "B", "PLANE", "P", NULL }
 
static enum AVPixelFormat pix_fmts []
 
static const AVOption xfade_options []
 
static const AVFilterPad xfade_inputs []
 
static const AVFilterPad xfade_outputs []
 
const AVFilter ff_vf_xfade
 

Macro Definition Documentation

◆ OFFSET

#define OFFSET (   x)    offsetof(XFadeContext, x)

Definition at line 148 of file vf_xfade.c.

◆ FLAGS

#define FLAGS   (AV_OPT_FLAG_FILTERING_PARAM | AV_OPT_FLAG_VIDEO_PARAM)

Definition at line 149 of file vf_xfade.c.

◆ CUSTOM_TRANSITION

#define CUSTOM_TRANSITION (   name,
  type,
  div 
)

Definition at line 208 of file vf_xfade.c.

◆ FADE_TRANSITION

#define FADE_TRANSITION (   name,
  type,
  div 
)
Value:
static void fade##name##_transition(AVFilterContext *ctx, \
const AVFrame *a, const AVFrame *b, AVFrame *out, \
float progress, \
int slice_start, int slice_end, int jobnr) \
{ \
XFadeContext *s = ctx->priv; \
const int height = slice_end - slice_start; \
\
for (int p = 0; p < s->nb_planes; p++) { \
const type *xf0 = (const type *)(a->data[p] + slice_start * a->linesize[p]); \
const type *xf1 = (const type *)(b->data[p] + slice_start * b->linesize[p]); \
type *dst = (type *)(out->data[p] + slice_start * out->linesize[p]); \
\
for (int y = 0; y < height; y++) { \
for (int x = 0; x < out->width; x++) { \
dst[x] = mix(xf0[x], xf1[x], progress); \
} \
\
dst += out->linesize[p] / div; \
xf0 += a->linesize[p] / div; \
xf1 += b->linesize[p] / div; \
} \
} \
}

Definition at line 267 of file vf_xfade.c.

◆ WIPELEFT_TRANSITION

#define WIPELEFT_TRANSITION (   name,
  type,
  div 
)
Value:
static void wipeleft##name##_transition(AVFilterContext *ctx, \
const AVFrame *a, const AVFrame *b, AVFrame *out, \
float progress, \
int slice_start, int slice_end, int jobnr) \
{ \
XFadeContext *s = ctx->priv; \
const int height = slice_end - slice_start; \
const int z = out->width * progress; \
\
for (int p = 0; p < s->nb_planes; p++) { \
const type *xf0 = (const type *)(a->data[p] + slice_start * a->linesize[p]); \
const type *xf1 = (const type *)(b->data[p] + slice_start * b->linesize[p]); \
type *dst = (type *)(out->data[p] + slice_start * out->linesize[p]); \
\
for (int y = 0; y < height; y++) { \
for (int x = 0; x < out->width; x++) { \
dst[x] = x > z ? xf1[x] : xf0[x]; \
} \
\
dst += out->linesize[p] / div; \
xf0 += a->linesize[p] / div; \
xf1 += b->linesize[p] / div; \
} \
} \
}

Definition at line 296 of file vf_xfade.c.

◆ WIPERIGHT_TRANSITION

#define WIPERIGHT_TRANSITION (   name,
  type,
  div 
)
Value:
static void wiperight##name##_transition(AVFilterContext *ctx, \
const AVFrame *a, const AVFrame *b, AVFrame *out, \
float progress, \
int slice_start, int slice_end, int jobnr) \
{ \
XFadeContext *s = ctx->priv; \
const int height = slice_end - slice_start; \
const int z = out->width * (1.f - progress); \
\
for (int p = 0; p < s->nb_planes; p++) { \
const type *xf0 = (const type *)(a->data[p] + slice_start * a->linesize[p]); \
const type *xf1 = (const type *)(b->data[p] + slice_start * b->linesize[p]); \
type *dst = (type *)(out->data[p] + slice_start * out->linesize[p]); \
\
for (int y = 0; y < height; y++) { \
for (int x = 0; x < out->width; x++) { \
dst[x] = x > z ? xf0[x] : xf1[x]; \
} \
\
dst += out->linesize[p] / div; \
xf0 += a->linesize[p] / div; \
xf1 += b->linesize[p] / div; \
} \
} \
}

Definition at line 326 of file vf_xfade.c.

◆ WIPEUP_TRANSITION

#define WIPEUP_TRANSITION (   name,
  type,
  div 
)
Value:
static void wipeup##name##_transition(AVFilterContext *ctx, \
const AVFrame *a, const AVFrame *b, AVFrame *out, \
float progress, \
int slice_start, int slice_end, int jobnr) \
{ \
XFadeContext *s = ctx->priv; \
const int height = slice_end - slice_start; \
const int z = out->height * progress; \
\
for (int p = 0; p < s->nb_planes; p++) { \
const type *xf0 = (const type *)(a->data[p] + slice_start * a->linesize[p]); \
const type *xf1 = (const type *)(b->data[p] + slice_start * b->linesize[p]); \
type *dst = (type *)(out->data[p] + slice_start * out->linesize[p]); \
\
for (int y = 0; y < height; y++) { \
for (int x = 0; x < out->width; x++) { \
dst[x] = slice_start + y > z ? xf1[x] : xf0[x]; \
} \
\
dst += out->linesize[p] / div; \
xf0 += a->linesize[p] / div; \
xf1 += b->linesize[p] / div; \
} \
} \
}

Definition at line 356 of file vf_xfade.c.

◆ WIPEDOWN_TRANSITION

#define WIPEDOWN_TRANSITION (   name,
  type,
  div 
)
Value:
static void wipedown##name##_transition(AVFilterContext *ctx, \
const AVFrame *a, const AVFrame *b, AVFrame *out, \
float progress, \
int slice_start, int slice_end, int jobnr) \
{ \
XFadeContext *s = ctx->priv; \
const int height = slice_end - slice_start; \
const int z = out->height * (1.f - progress); \
\
for (int p = 0; p < s->nb_planes; p++) { \
const type *xf0 = (const type *)(a->data[p] + slice_start * a->linesize[p]); \
const type *xf1 = (const type *)(b->data[p] + slice_start * b->linesize[p]); \
type *dst = (type *)(out->data[p] + slice_start * out->linesize[p]); \
\
for (int y = 0; y < height; y++) { \
for (int x = 0; x < out->width; x++) { \
dst[x] = slice_start + y > z ? xf0[x] : xf1[x]; \
} \
\
dst += out->linesize[p] / div; \
xf0 += a->linesize[p] / div; \
xf1 += b->linesize[p] / div; \
} \
} \
}

Definition at line 386 of file vf_xfade.c.

◆ SLIDELEFT_TRANSITION

#define SLIDELEFT_TRANSITION (   name,
  type,
  div 
)
Value:
static void slideleft##name##_transition(AVFilterContext *ctx, \
const AVFrame *a, const AVFrame *b, AVFrame *out, \
float progress, \
int slice_start, int slice_end, int jobnr) \
{ \
XFadeContext *s = ctx->priv; \
const int height = slice_end - slice_start; \
const int width = out->width; \
const int z = -progress * width; \
\
for (int p = 0; p < s->nb_planes; p++) { \
const type *xf0 = (const type *)(a->data[p] + slice_start * a->linesize[p]); \
const type *xf1 = (const type *)(b->data[p] + slice_start * b->linesize[p]); \
type *dst = (type *)(out->data[p] + slice_start * out->linesize[p]); \
\
for (int y = 0; y < height; y++) { \
for (int x = 0; x < width; x++) { \
const int zx = z + x; \
const int zz = zx % width + width * (zx < 0); \
dst[x] = (zx >= 0) && (zx < width) ? xf1[zz] : xf0[zz]; \
} \
\
dst += out->linesize[p] / div; \
xf0 += a->linesize[p] / div; \
xf1 += b->linesize[p] / div; \
} \
} \
}

Definition at line 416 of file vf_xfade.c.

◆ SLIDERIGHT_TRANSITION

#define SLIDERIGHT_TRANSITION (   name,
  type,
  div 
)
Value:
static void slideright##name##_transition(AVFilterContext *ctx, \
const AVFrame *a, const AVFrame *b, AVFrame *out, \
float progress, \
int slice_start, int slice_end, int jobnr) \
{ \
XFadeContext *s = ctx->priv; \
const int height = slice_end - slice_start; \
const int width = out->width; \
const int z = progress * width; \
\
for (int p = 0; p < s->nb_planes; p++) { \
const type *xf0 = (const type *)(a->data[p] + slice_start * a->linesize[p]); \
const type *xf1 = (const type *)(b->data[p] + slice_start * b->linesize[p]); \
type *dst = (type *)(out->data[p] + slice_start * out->linesize[p]); \
\
for (int y = 0; y < height; y++) { \
for (int x = 0; x < out->width; x++) { \
const int zx = z + x; \
const int zz = zx % width + width * (zx < 0); \
dst[x] = (zx >= 0) && (zx < width) ? xf1[zz] : xf0[zz]; \
} \
\
dst += out->linesize[p] / div; \
xf0 += a->linesize[p] / div; \
xf1 += b->linesize[p] / div; \
} \
} \
}

Definition at line 449 of file vf_xfade.c.

◆ SLIDEUP_TRANSITION

#define SLIDEUP_TRANSITION (   name,
  type,
  div 
)
Value:
static void slideup##name##_transition(AVFilterContext *ctx, \
const AVFrame *a, const AVFrame *b, AVFrame *out, \
float progress, \
int slice_start, int slice_end, int jobnr) \
{ \
XFadeContext *s = ctx->priv; \
const int height = out->height; \
const int z = -progress * height; \
\
for (int p = 0; p < s->nb_planes; p++) { \
type *dst = (type *)(out->data[p] + slice_start * out->linesize[p]); \
\
for (int y = slice_start; y < slice_end; y++) { \
const int zy = z + y; \
const int zz = zy % height + height * (zy < 0); \
const type *xf0 = (const type *)(a->data[p] + zz * a->linesize[p]); \
const type *xf1 = (const type *)(b->data[p] + zz * b->linesize[p]); \
\
for (int x = 0; x < out->width; x++) { \
dst[x] = (zy >= 0) && (zy < height) ? xf1[x] : xf0[x]; \
} \
\
dst += out->linesize[p] / div; \
} \
} \
}

Definition at line 482 of file vf_xfade.c.

◆ SLIDEDOWN_TRANSITION

#define SLIDEDOWN_TRANSITION (   name,
  type,
  div 
)
Value:
static void slidedown##name##_transition(AVFilterContext *ctx, \
const AVFrame *a, const AVFrame *b, AVFrame *out, \
float progress, \
int slice_start, int slice_end, int jobnr) \
{ \
XFadeContext *s = ctx->priv; \
const int height = out->height; \
const int z = progress * height; \
\
for (int p = 0; p < s->nb_planes; p++) { \
type *dst = (type *)(out->data[p] + slice_start * out->linesize[p]); \
\
for (int y = slice_start; y < slice_end; y++) { \
const int zy = z + y; \
const int zz = zy % height + height * (zy < 0); \
const type *xf0 = (const type *)(a->data[p] + zz * a->linesize[p]); \
const type *xf1 = (const type *)(b->data[p] + zz * b->linesize[p]); \
\
for (int x = 0; x < out->width; x++) { \
dst[x] = (zy >= 0) && (zy < height) ? xf1[x] : xf0[x]; \
} \
\
dst += out->linesize[p] / div; \
} \
} \
}

Definition at line 513 of file vf_xfade.c.

◆ CIRCLECROP_TRANSITION

#define CIRCLECROP_TRANSITION (   name,
  type,
  div 
)
Value:
static void circlecrop##name##_transition(AVFilterContext *ctx, \
const AVFrame *a, const AVFrame *b, AVFrame *out, \
float progress, \
int slice_start, int slice_end, int jobnr) \
{ \
XFadeContext *s = ctx->priv; \
const int width = out->width; \
const int height = out->height; \
float z = powf(2.f * fabsf(progress - 0.5f), 3.f) * hypotf(width/2, height/2); \
\
for (int p = 0; p < s->nb_planes; p++) { \
const int bg = s->black[p]; \
type *dst = (type *)(out->data[p] + slice_start * out->linesize[p]); \
\
for (int y = slice_start; y < slice_end; y++) { \
const type *xf0 = (const type *)(a->data[p] + y * a->linesize[p]); \
const type *xf1 = (const type *)(b->data[p] + y * b->linesize[p]); \
\
for (int x = 0; x < width; x++) { \
float dist = hypotf(x - width / 2, y - height / 2); \
int val = progress < 0.5f ? xf1[x] : xf0[x]; \
dst[x] = (z < dist) ? bg : val; \
} \
\
dst += out->linesize[p] / div; \
} \
} \
}

Definition at line 544 of file vf_xfade.c.

◆ RECTCROP_TRANSITION

#define RECTCROP_TRANSITION (   name,
  type,
  div 
)
Value:
static void rectcrop##name##_transition(AVFilterContext *ctx, \
const AVFrame *a, const AVFrame *b, AVFrame *out, \
float progress, \
int slice_start, int slice_end, int jobnr) \
{ \
XFadeContext *s = ctx->priv; \
const int width = out->width; \
const int height = out->height; \
int zh = fabsf(progress - 0.5f) * height; \
int zw = fabsf(progress - 0.5f) * width; \
\
for (int p = 0; p < s->nb_planes; p++) { \
const int bg = s->black[p]; \
type *dst = (type *)(out->data[p] + slice_start * out->linesize[p]); \
\
for (int y = slice_start; y < slice_end; y++) { \
const type *xf0 = (const type *)(a->data[p] + y * a->linesize[p]); \
const type *xf1 = (const type *)(b->data[p] + y * b->linesize[p]); \
\
for (int x = 0; x < width; x++) { \
int dist = FFABS(x - width / 2) < zw && \
FFABS(y - height / 2) < zh; \
int val = progress < 0.5f ? xf1[x] : xf0[x]; \
dst[x] = !dist ? bg : val; \
} \
\
dst += out->linesize[p] / div; \
} \
} \
}

Definition at line 577 of file vf_xfade.c.

◆ DISTANCE_TRANSITION

#define DISTANCE_TRANSITION (   name,
  type,
  div 
)
Value:
static void distance##name##_transition(AVFilterContext *ctx, \
const AVFrame *a, const AVFrame *b, AVFrame *out, \
float progress, \
int slice_start, int slice_end, int jobnr) \
{ \
XFadeContext *s = ctx->priv; \
const int width = out->width; \
const float max = s->max_value; \
\
for (int y = slice_start; y < slice_end; y++) { \
for (int x = 0; x < width; x++) { \
float dist = 0.f; \
for (int p = 0; p < s->nb_planes; p++) { \
const type *xf0 = (const type *)(a->data[p] + y * a->linesize[p]); \
const type *xf1 = (const type *)(b->data[p] + y * b->linesize[p]); \
\
dist += (xf0[x] / max - xf1[x] / max) * \
(xf0[x] / max - xf1[x] / max); \
} \
\
dist = sqrtf(dist) <= progress; \
for (int p = 0; p < s->nb_planes; p++) { \
const type *xf0 = (const type *)(a->data[p] + y * a->linesize[p]); \
const type *xf1 = (const type *)(b->data[p] + y * b->linesize[p]); \
type *dst = (type *)(out->data[p] + y * out->linesize[p]); \
dst[x] = mix(mix(xf0[x], xf1[x], dist), xf1[x], progress); \
} \
} \
} \
}

Definition at line 612 of file vf_xfade.c.

◆ FADEBLACK_TRANSITION

#define FADEBLACK_TRANSITION (   name,
  type,
  div 
)
Value:
static void fadeblack##name##_transition(AVFilterContext *ctx, \
const AVFrame *a, const AVFrame *b, AVFrame *out, \
float progress, \
int slice_start, int slice_end, int jobnr) \
{ \
XFadeContext *s = ctx->priv; \
const int height = slice_end - slice_start; \
const float phase = 0.2f; \
\
for (int p = 0; p < s->nb_planes; p++) { \
const type *xf0 = (const type *)(a->data[p] + slice_start * a->linesize[p]); \
const type *xf1 = (const type *)(b->data[p] + slice_start * b->linesize[p]); \
type *dst = (type *)(out->data[p] + slice_start * out->linesize[p]); \
const int bg = s->black[p]; \
\
for (int y = 0; y < height; y++) { \
for (int x = 0; x < out->width; x++) { \
dst[x] = mix(mix(xf0[x], bg, smoothstep(1.f-phase, 1.f, progress)), \
mix(bg, xf1[x], smoothstep(phase, 1.f, progress)), \
progress); \
} \
\
dst += out->linesize[p] / div; \
xf0 += a->linesize[p] / div; \
xf1 += b->linesize[p] / div; \
} \
} \
}

Definition at line 647 of file vf_xfade.c.

◆ FADEWHITE_TRANSITION

#define FADEWHITE_TRANSITION (   name,
  type,
  div 
)
Value:
static void fadewhite##name##_transition(AVFilterContext *ctx, \
const AVFrame *a, const AVFrame *b, AVFrame *out, \
float progress, \
int slice_start, int slice_end, int jobnr) \
{ \
XFadeContext *s = ctx->priv; \
const int height = slice_end - slice_start; \
const float phase = 0.2f; \
\
for (int p = 0; p < s->nb_planes; p++) { \
const type *xf0 = (const type *)(a->data[p] + slice_start * a->linesize[p]); \
const type *xf1 = (const type *)(b->data[p] + slice_start * b->linesize[p]); \
type *dst = (type *)(out->data[p] + slice_start * out->linesize[p]); \
const int bg = s->white[p]; \
\
for (int y = 0; y < height; y++) { \
for (int x = 0; x < out->width; x++) { \
dst[x] = mix(mix(xf0[x], bg, smoothstep(1.f-phase, 1.f, progress)), \
mix(bg, xf1[x], smoothstep(phase, 1.f, progress)), \
progress); \
} \
\
dst += out->linesize[p] / div; \
xf0 += a->linesize[p] / div; \
xf1 += b->linesize[p] / div; \
} \
} \
}

Definition at line 680 of file vf_xfade.c.

◆ RADIAL_TRANSITION

#define RADIAL_TRANSITION (   name,
  type,
  div 
)
Value:
static void radial##name##_transition(AVFilterContext *ctx, \
const AVFrame *a, const AVFrame *b, AVFrame *out, \
float progress, \
int slice_start, int slice_end, int jobnr) \
{ \
XFadeContext *s = ctx->priv; \
const int width = out->width; \
const int height = out->height; \
\
for (int y = slice_start; y < slice_end; y++) { \
for (int x = 0; x < width; x++) { \
const float smooth = atan2f(x - width / 2, y - height / 2) - \
(progress - 0.5f) * (M_PI * 2.5f); \
for (int p = 0; p < s->nb_planes; p++) { \
const type *xf0 = (const type *)(a->data[p] + y * a->linesize[p]); \
const type *xf1 = (const type *)(b->data[p] + y * b->linesize[p]); \
type *dst = (type *)(out->data[p] + y * out->linesize[p]); \
\
dst[x] = mix(xf1[x], xf0[x], smoothstep(0.f, 1.f, smooth)); \
} \
} \
} \
}

Definition at line 713 of file vf_xfade.c.

◆ SMOOTHLEFT_TRANSITION

#define SMOOTHLEFT_TRANSITION (   name,
  type,
  div 
)
Value:
static void smoothleft##name##_transition(AVFilterContext *ctx, \
const AVFrame *a, const AVFrame *b, AVFrame *out, \
float progress, \
int slice_start, int slice_end, int jobnr) \
{ \
XFadeContext *s = ctx->priv; \
const int width = out->width; \
const float w = width; \
\
for (int y = slice_start; y < slice_end; y++) { \
for (int x = 0; x < width; x++) { \
const float smooth = 1.f + x / w - progress * 2.f; \
\
for (int p = 0; p < s->nb_planes; p++) { \
const type *xf0 = (const type *)(a->data[p] + y * a->linesize[p]); \
const type *xf1 = (const type *)(b->data[p] + y * b->linesize[p]); \
type *dst = (type *)(out->data[p] + y * out->linesize[p]); \
\
dst[x] = mix(xf1[x], xf0[x], smoothstep(0.f, 1.f, smooth)); \
} \
} \
} \
}

Definition at line 741 of file vf_xfade.c.

◆ SMOOTHRIGHT_TRANSITION

#define SMOOTHRIGHT_TRANSITION (   name,
  type,
  div 
)
Value:
static void smoothright##name##_transition(AVFilterContext *ctx, \
const AVFrame *a, const AVFrame *b, AVFrame *out, \
float progress, \
int slice_start, int slice_end, int jobnr) \
{ \
XFadeContext *s = ctx->priv; \
const int width = out->width; \
const float w = width; \
\
for (int y = slice_start; y < slice_end; y++) { \
for (int x = 0; x < width; x++) { \
const float smooth = 1.f + (w - 1 - x) / w - progress * 2.f; \
\
for (int p = 0; p < s->nb_planes; p++) { \
const type *xf0 = (const type *)(a->data[p] + y * a->linesize[p]); \
const type *xf1 = (const type *)(b->data[p] + y * b->linesize[p]); \
type *dst = (type *)(out->data[p] + y * out->linesize[p]); \
\
dst[x] = mix(xf1[x], xf0[x], smoothstep(0.f, 1.f, smooth)); \
} \
} \
} \
}

Definition at line 769 of file vf_xfade.c.

◆ SMOOTHUP_TRANSITION

#define SMOOTHUP_TRANSITION (   name,
  type,
  div 
)
Value:
static void smoothup##name##_transition(AVFilterContext *ctx, \
const AVFrame *a, const AVFrame *b, AVFrame *out, \
float progress, \
int slice_start, int slice_end, int jobnr) \
{ \
XFadeContext *s = ctx->priv; \
const int width = out->width; \
const float h = out->height; \
\
for (int y = slice_start; y < slice_end; y++) { \
const float smooth = 1.f + y / h - progress * 2.f; \
for (int x = 0; x < width; x++) { \
for (int p = 0; p < s->nb_planes; p++) { \
const type *xf0 = (const type *)(a->data[p] + y * a->linesize[p]); \
const type *xf1 = (const type *)(b->data[p] + y * b->linesize[p]); \
type *dst = (type *)(out->data[p] + y * out->linesize[p]); \
\
dst[x] = mix(xf1[x], xf0[x], smoothstep(0.f, 1.f, smooth)); \
} \
} \
} \
}

Definition at line 797 of file vf_xfade.c.

◆ SMOOTHDOWN_TRANSITION

#define SMOOTHDOWN_TRANSITION (   name,
  type,
  div 
)
Value:
static void smoothdown##name##_transition(AVFilterContext *ctx, \
const AVFrame *a, const AVFrame *b, AVFrame *out, \
float progress, \
int slice_start, int slice_end, int jobnr) \
{ \
XFadeContext *s = ctx->priv; \
const int width = out->width; \
const float h = out->height; \
\
for (int y = slice_start; y < slice_end; y++) { \
const float smooth = 1.f + (h - 1 - y) / h - progress * 2.f; \
for (int x = 0; x < width; x++) { \
for (int p = 0; p < s->nb_planes; p++) { \
const type *xf0 = (const type *)(a->data[p] + y * a->linesize[p]); \
const type *xf1 = (const type *)(b->data[p] + y * b->linesize[p]); \
type *dst = (type *)(out->data[p] + y * out->linesize[p]); \
\
dst[x] = mix(xf1[x], xf0[x], smoothstep(0.f, 1.f, smooth)); \
} \
} \
} \
}

Definition at line 824 of file vf_xfade.c.

◆ CIRCLEOPEN_TRANSITION

#define CIRCLEOPEN_TRANSITION (   name,
  type,
  div 
)
Value:
static void circleopen##name##_transition(AVFilterContext *ctx, \
const AVFrame *a, const AVFrame *b, AVFrame *out, \
float progress, \
int slice_start, int slice_end, int jobnr) \
{ \
XFadeContext *s = ctx->priv; \
const int width = out->width; \
const int height = out->height; \
const float z = hypotf(width / 2, height / 2); \
const float p = (progress - 0.5f) * 3.f; \
\
for (int y = slice_start; y < slice_end; y++) { \
for (int x = 0; x < width; x++) { \
const float smooth = hypotf(x - width / 2, y - height / 2) / z + p; \
for (int p = 0; p < s->nb_planes; p++) { \
const type *xf0 = (const type *)(a->data[p] + y * a->linesize[p]); \
const type *xf1 = (const type *)(b->data[p] + y * b->linesize[p]); \
type *dst = (type *)(out->data[p] + y * out->linesize[p]); \
\
dst[x] = mix(xf0[x], xf1[x], smoothstep(0.f, 1.f, smooth)); \
} \
} \
} \
}

Definition at line 851 of file vf_xfade.c.

◆ CIRCLECLOSE_TRANSITION

#define CIRCLECLOSE_TRANSITION (   name,
  type,
  div 
)
Value:
static void circleclose##name##_transition(AVFilterContext *ctx, \
const AVFrame *a, const AVFrame *b, AVFrame *out, \
float progress, \
int slice_start, int slice_end, int jobnr) \
{ \
XFadeContext *s = ctx->priv; \
const int width = out->width; \
const int height = out->height; \
const float z = hypotf(width / 2, height / 2); \
const float p = (1.f - progress - 0.5f) * 3.f; \
\
for (int y = slice_start; y < slice_end; y++) { \
for (int x = 0; x < width; x++) { \
const float smooth = hypotf(x - width / 2, y - height / 2) / z + p; \
for (int p = 0; p < s->nb_planes; p++) { \
const type *xf0 = (const type *)(a->data[p] + y * a->linesize[p]); \
const type *xf1 = (const type *)(b->data[p] + y * b->linesize[p]); \
type *dst = (type *)(out->data[p] + y * out->linesize[p]); \
\
dst[x] = mix(xf1[x], xf0[x], smoothstep(0.f, 1.f, smooth)); \
} \
} \
} \
}

Definition at line 880 of file vf_xfade.c.

◆ VERTOPEN_TRANSITION

#define VERTOPEN_TRANSITION (   name,
  type,
  div 
)
Value:
static void vertopen##name##_transition(AVFilterContext *ctx, \
const AVFrame *a, const AVFrame *b, AVFrame *out, \
float progress, \
int slice_start, int slice_end, int jobnr) \
{ \
XFadeContext *s = ctx->priv; \
const int width = out->width; \
const float w2 = out->width / 2; \
\
for (int y = slice_start; y < slice_end; y++) { \
for (int x = 0; x < width; x++) { \
const float smooth = 2.f - fabsf((x - w2) / w2) - progress * 2.f; \
for (int p = 0; p < s->nb_planes; p++) { \
const type *xf0 = (const type *)(a->data[p] + y * a->linesize[p]); \
const type *xf1 = (const type *)(b->data[p] + y * b->linesize[p]); \
type *dst = (type *)(out->data[p] + y * out->linesize[p]); \
\
dst[x] = mix(xf1[x], xf0[x], smoothstep(0.f, 1.f, smooth)); \
} \
} \
} \
}

Definition at line 909 of file vf_xfade.c.

◆ VERTCLOSE_TRANSITION

#define VERTCLOSE_TRANSITION (   name,
  type,
  div 
)
Value:
static void vertclose##name##_transition(AVFilterContext *ctx, \
const AVFrame *a, const AVFrame *b, AVFrame *out, \
float progress, \
int slice_start, int slice_end, int jobnr) \
{ \
XFadeContext *s = ctx->priv; \
const int width = out->width; \
const float w2 = out->width / 2; \
\
for (int y = slice_start; y < slice_end; y++) { \
for (int x = 0; x < width; x++) { \
const float smooth = 1.f + fabsf((x - w2) / w2) - progress * 2.f; \
for (int p = 0; p < s->nb_planes; p++) { \
const type *xf0 = (const type *)(a->data[p] + y * a->linesize[p]); \
const type *xf1 = (const type *)(b->data[p] + y * b->linesize[p]); \
type *dst = (type *)(out->data[p] + y * out->linesize[p]); \
\
dst[x] = mix(xf1[x], xf0[x], smoothstep(0.f, 1.f, smooth)); \
} \
} \
} \
}

Definition at line 936 of file vf_xfade.c.

◆ HORZOPEN_TRANSITION

#define HORZOPEN_TRANSITION (   name,
  type,
  div 
)
Value:
static void horzopen##name##_transition(AVFilterContext *ctx, \
const AVFrame *a, const AVFrame *b, AVFrame *out, \
float progress, \
int slice_start, int slice_end, int jobnr) \
{ \
XFadeContext *s = ctx->priv; \
const int width = out->width; \
const float h2 = out->height / 2; \
\
for (int y = slice_start; y < slice_end; y++) { \
const float smooth = 2.f - fabsf((y - h2) / h2) - progress * 2.f; \
for (int x = 0; x < width; x++) { \
for (int p = 0; p < s->nb_planes; p++) { \
const type *xf0 = (const type *)(a->data[p] + y * a->linesize[p]); \
const type *xf1 = (const type *)(b->data[p] + y * b->linesize[p]); \
type *dst = (type *)(out->data[p] + y * out->linesize[p]); \
\
dst[x] = mix(xf1[x], xf0[x], smoothstep(0.f, 1.f, smooth)); \
} \
} \
} \
}

Definition at line 963 of file vf_xfade.c.

◆ HORZCLOSE_TRANSITION

#define HORZCLOSE_TRANSITION (   name,
  type,
  div 
)
Value:
static void horzclose##name##_transition(AVFilterContext *ctx, \
const AVFrame *a, const AVFrame *b, AVFrame *out, \
float progress, \
int slice_start, int slice_end, int jobnr) \
{ \
XFadeContext *s = ctx->priv; \
const int width = out->width; \
const float h2 = out->height / 2; \
\
for (int y = slice_start; y < slice_end; y++) { \
const float smooth = 1.f + fabsf((y - h2) / h2) - progress * 2.f; \
for (int x = 0; x < width; x++) { \
for (int p = 0; p < s->nb_planes; p++) { \
const type *xf0 = (const type *)(a->data[p] + y * a->linesize[p]); \
const type *xf1 = (const type *)(b->data[p] + y * b->linesize[p]); \
type *dst = (type *)(out->data[p] + y * out->linesize[p]); \
\
dst[x] = mix(xf1[x], xf0[x], smoothstep(0.f, 1.f, smooth)); \
} \
} \
} \
}

Definition at line 990 of file vf_xfade.c.

◆ DISSOLVE_TRANSITION

#define DISSOLVE_TRANSITION (   name,
  type,
  div 
)
Value:
static void dissolve##name##_transition(AVFilterContext *ctx, \
const AVFrame *a, const AVFrame *b, AVFrame *out, \
float progress, \
int slice_start, int slice_end, int jobnr) \
{ \
XFadeContext *s = ctx->priv; \
const int width = out->width; \
\
for (int y = slice_start; y < slice_end; y++) { \
for (int x = 0; x < width; x++) { \
const float smooth = frand(x, y) * 2.f + progress * 2.f - 1.5f; \
for (int p = 0; p < s->nb_planes; p++) { \
const type *xf0 = (const type *)(a->data[p] + y * a->linesize[p]); \
const type *xf1 = (const type *)(b->data[p] + y * b->linesize[p]); \
type *dst = (type *)(out->data[p] + y * out->linesize[p]); \
\
dst[x] = smooth >= 0.5f ? xf0[x] : xf1[x]; \
} \
} \
} \
}

Definition at line 1024 of file vf_xfade.c.

◆ PIXELIZE_TRANSITION

#define PIXELIZE_TRANSITION (   name,
  type,
  div 
)
Value:
static void pixelize##name##_transition(AVFilterContext *ctx, \
const AVFrame *a, const AVFrame *b, AVFrame *out, \
float progress, \
int slice_start, int slice_end, int jobnr) \
{ \
XFadeContext *s = ctx->priv; \
const int w = out->width; \
const int h = out->height; \
const float d = fminf(progress, 1.f - progress); \
const float dist = ceilf(d * 50.f) / 50.f; \
const float sqx = 2.f * dist * FFMIN(w, h) / 20.f; \
const float sqy = 2.f * dist * FFMIN(w, h) / 20.f; \
\
for (int y = slice_start; y < slice_end; y++) { \
for (int x = 0; x < w; x++) { \
int sx = dist > 0.f ? FFMIN((floorf(x / sqx) + .5f) * sqx, w - 1) : x; \
int sy = dist > 0.f ? FFMIN((floorf(y / sqy) + .5f) * sqy, h - 1) : y; \
for (int p = 0; p < s->nb_planes; p++) { \
const type *xf0 = (const type *)(a->data[p] + sy * a->linesize[p]); \
const type *xf1 = (const type *)(b->data[p] + sy * b->linesize[p]); \
type *dst = (type *)(out->data[p] + y * out->linesize[p]); \
\
dst[x] = mix(xf0[sx], xf1[sx], progress); \
} \
} \
} \
}

Definition at line 1050 of file vf_xfade.c.

◆ DIAGTL_TRANSITION

#define DIAGTL_TRANSITION (   name,
  type,
  div 
)
Value:
static void diagtl##name##_transition(AVFilterContext *ctx, \
const AVFrame *a, const AVFrame *b, AVFrame *out, \
float progress, \
int slice_start, int slice_end, int jobnr) \
{ \
XFadeContext *s = ctx->priv; \
const int width = out->width; \
const float w = width; \
const float h = out->height; \
\
for (int y = slice_start; y < slice_end; y++) { \
for (int x = 0; x < width; x++) { \
const float smooth = 1.f + x / w * y / h - progress * 2.f; \
\
for (int p = 0; p < s->nb_planes; p++) { \
const type *xf0 = (const type *)(a->data[p] + y * a->linesize[p]); \
const type *xf1 = (const type *)(b->data[p] + y * b->linesize[p]); \
type *dst = (type *)(out->data[p] + y * out->linesize[p]); \
\
dst[x] = mix(xf1[x], xf0[x], smoothstep(0.f, 1.f, smooth)); \
} \
} \
} \
}

Definition at line 1082 of file vf_xfade.c.

◆ DIAGTR_TRANSITION

#define DIAGTR_TRANSITION (   name,
  type,
  div 
)
Value:
static void diagtr##name##_transition(AVFilterContext *ctx, \
const AVFrame *a, const AVFrame *b, AVFrame *out, \
float progress, \
int slice_start, int slice_end, int jobnr) \
{ \
XFadeContext *s = ctx->priv; \
const int width = out->width; \
const float w = width; \
const float h = out->height; \
\
for (int y = slice_start; y < slice_end; y++) { \
for (int x = 0; x < width; x++) { \
const float smooth = 1.f + (w - 1 - x) / w * y / h - progress * 2.f; \
\
for (int p = 0; p < s->nb_planes; p++) { \
const type *xf0 = (const type *)(a->data[p] + y * a->linesize[p]); \
const type *xf1 = (const type *)(b->data[p] + y * b->linesize[p]); \
type *dst = (type *)(out->data[p] + y * out->linesize[p]); \
\
dst[x] = mix(xf1[x], xf0[x], smoothstep(0.f, 1.f, smooth)); \
} \
} \
} \
}

Definition at line 1111 of file vf_xfade.c.

◆ DIAGBL_TRANSITION

#define DIAGBL_TRANSITION (   name,
  type,
  div 
)
Value:
static void diagbl##name##_transition(AVFilterContext *ctx, \
const AVFrame *a, const AVFrame *b, AVFrame *out, \
float progress, \
int slice_start, int slice_end, int jobnr) \
{ \
XFadeContext *s = ctx->priv; \
const int width = out->width; \
const float w = width; \
const float h = out->height; \
\
for (int y = slice_start; y < slice_end; y++) { \
for (int x = 0; x < width; x++) { \
const float smooth = 1.f + x / w * (h - 1 - y) / h - progress * 2.f; \
\
for (int p = 0; p < s->nb_planes; p++) { \
const type *xf0 = (const type *)(a->data[p] + y * a->linesize[p]); \
const type *xf1 = (const type *)(b->data[p] + y * b->linesize[p]); \
type *dst = (type *)(out->data[p] + y * out->linesize[p]); \
\
dst[x] = mix(xf1[x], xf0[x], smoothstep(0.f, 1.f, smooth)); \
} \
} \
} \
}

Definition at line 1140 of file vf_xfade.c.

◆ DIAGBR_TRANSITION

#define DIAGBR_TRANSITION (   name,
  type,
  div 
)
Value:
static void diagbr##name##_transition(AVFilterContext *ctx, \
const AVFrame *a, const AVFrame *b, AVFrame *out, \
float progress, \
int slice_start, int slice_end, int jobnr) \
{ \
XFadeContext *s = ctx->priv; \
const int width = out->width; \
const float w = width; \
const float h = out->height; \
\
for (int y = slice_start; y < slice_end; y++) { \
for (int x = 0; x < width; x++) { \
const float smooth = 1.f + (w - 1 - x) / w * (h - 1 - y) / h - \
progress * 2.f; \
\
for (int p = 0; p < s->nb_planes; p++) { \
const type *xf0 = (const type *)(a->data[p] + y * a->linesize[p]); \
const type *xf1 = (const type *)(b->data[p] + y * b->linesize[p]); \
type *dst = (type *)(out->data[p] + y * out->linesize[p]); \
\
dst[x] = mix(xf1[x], xf0[x], smoothstep(0.f, 1.f, smooth)); \
} \
} \
} \
}

Definition at line 1169 of file vf_xfade.c.

◆ HLSLICE_TRANSITION

#define HLSLICE_TRANSITION (   name,
  type,
  div 
)
Value:
static void hlslice##name##_transition(AVFilterContext *ctx, \
const AVFrame *a, const AVFrame *b, AVFrame *out, \
float progress, \
int slice_start, int slice_end, int jobnr) \
{ \
XFadeContext *s = ctx->priv; \
const int width = out->width; \
const float w = width; \
\
for (int y = slice_start; y < slice_end; y++) { \
for (int x = 0; x < width; x++) { \
const float smooth = smoothstep(-0.5f, 0.f, x / w - progress * 1.5f); \
const float ss = smooth <= fract(10.f * x / w) ? 0.f : 1.f; \
\
for (int p = 0; p < s->nb_planes; p++) { \
const type *xf0 = (const type *)(a->data[p] + y * a->linesize[p]); \
const type *xf1 = (const type *)(b->data[p] + y * b->linesize[p]); \
type *dst = (type *)(out->data[p] + y * out->linesize[p]); \
\
dst[x] = mix(xf1[x], xf0[x], ss); \
} \
} \
} \
}

Definition at line 1199 of file vf_xfade.c.

◆ HRSLICE_TRANSITION

#define HRSLICE_TRANSITION (   name,
  type,
  div 
)
Value:
static void hrslice##name##_transition(AVFilterContext *ctx, \
const AVFrame *a, const AVFrame *b, AVFrame *out, \
float progress, \
int slice_start, int slice_end, int jobnr) \
{ \
XFadeContext *s = ctx->priv; \
const int width = out->width; \
const float w = width; \
\
for (int y = slice_start; y < slice_end; y++) { \
for (int x = 0; x < width; x++) { \
const float xx = (w - 1 - x) / w; \
const float smooth = smoothstep(-0.5f, 0.f, xx - progress * 1.5f); \
const float ss = smooth <= fract(10.f * xx) ? 0.f : 1.f; \
\
for (int p = 0; p < s->nb_planes; p++) { \
const type *xf0 = (const type *)(a->data[p] + y * a->linesize[p]); \
const type *xf1 = (const type *)(b->data[p] + y * b->linesize[p]); \
type *dst = (type *)(out->data[p] + y * out->linesize[p]); \
\
dst[x] = mix(xf1[x], xf0[x], ss); \
} \
} \
} \
}

Definition at line 1228 of file vf_xfade.c.

◆ VUSLICE_TRANSITION

#define VUSLICE_TRANSITION (   name,
  type,
  div 
)
Value:
static void vuslice##name##_transition(AVFilterContext *ctx, \
const AVFrame *a, const AVFrame *b, AVFrame *out, \
float progress, \
int slice_start, int slice_end, int jobnr) \
{ \
XFadeContext *s = ctx->priv; \
const int width = out->width; \
const float h = out->height; \
\
for (int y = slice_start; y < slice_end; y++) { \
const float smooth = smoothstep(-0.5f, 0.f, y / h - progress * 1.5f); \
const float ss = smooth <= fract(10.f * y / h) ? 0.f : 1.f; \
\
for (int x = 0; x < width; x++) { \
for (int p = 0; p < s->nb_planes; p++) { \
const type *xf0 = (const type *)(a->data[p] + y * a->linesize[p]); \
const type *xf1 = (const type *)(b->data[p] + y * b->linesize[p]); \
type *dst = (type *)(out->data[p] + y * out->linesize[p]); \
\
dst[x] = mix(xf1[x], xf0[x], ss); \
} \
} \
} \
}

Definition at line 1258 of file vf_xfade.c.

◆ VDSLICE_TRANSITION

#define VDSLICE_TRANSITION (   name,
  type,
  div 
)
Value:
static void vdslice##name##_transition(AVFilterContext *ctx, \
const AVFrame *a, const AVFrame *b, AVFrame *out, \
float progress, \
int slice_start, int slice_end, int jobnr) \
{ \
XFadeContext *s = ctx->priv; \
const int width = out->width; \
const float h = out->height; \
\
for (int y = slice_start; y < slice_end; y++) { \
const float yy = (h - 1 - y) / h; \
const float smooth = smoothstep(-0.5f, 0.f, yy - progress * 1.5f); \
const float ss = smooth <= fract(10.f * yy) ? 0.f : 1.f; \
\
for (int x = 0; x < width; x++) { \
for (int p = 0; p < s->nb_planes; p++) { \
const type *xf0 = (const type *)(a->data[p] + y * a->linesize[p]); \
const type *xf1 = (const type *)(b->data[p] + y * b->linesize[p]); \
type *dst = (type *)(out->data[p] + y * out->linesize[p]); \
\
dst[x] = mix(xf1[x], xf0[x], ss); \
} \
} \
} \
}

Definition at line 1287 of file vf_xfade.c.

◆ HBLUR_TRANSITION

#define HBLUR_TRANSITION (   name,
  type,
  div 
)

Definition at line 1317 of file vf_xfade.c.

◆ FADEGRAYS_TRANSITION

#define FADEGRAYS_TRANSITION (   name,
  type,
  div 
)

Definition at line 1361 of file vf_xfade.c.

◆ WIPETL_TRANSITION

#define WIPETL_TRANSITION (   name,
  type,
  div 
)
Value:
static void wipetl##name##_transition(AVFilterContext *ctx, \
const AVFrame *a, const AVFrame *b, AVFrame *out, \
float progress, \
int slice_start, int slice_end, int jobnr) \
{ \
XFadeContext *s = ctx->priv; \
const int height = slice_end - slice_start; \
const int zw = out->width * progress; \
const int zh = out->height * progress; \
\
for (int p = 0; p < s->nb_planes; p++) { \
const type *xf0 = (const type *)(a->data[p] + slice_start * a->linesize[p]); \
const type *xf1 = (const type *)(b->data[p] + slice_start * b->linesize[p]); \
type *dst = (type *)(out->data[p] + slice_start * out->linesize[p]); \
\
for (int y = 0; y < height; y++) { \
for (int x = 0; x < out->width; x++) { \
dst[x] = slice_start + y <= zh && \
x <= zw ? xf0[x] : xf1[x]; \
} \
\
dst += out->linesize[p] / div; \
xf0 += a->linesize[p] / div; \
xf1 += b->linesize[p] / div; \
} \
} \
}

Definition at line 1430 of file vf_xfade.c.

◆ WIPETR_TRANSITION

#define WIPETR_TRANSITION (   name,
  type,
  div 
)
Value:
static void wipetr##name##_transition(AVFilterContext *ctx, \
const AVFrame *a, const AVFrame *b, AVFrame *out, \
float progress, \
int slice_start, int slice_end, int jobnr) \
{ \
XFadeContext *s = ctx->priv; \
const int height = slice_end - slice_start; \
const int zw = out->width * (1.f - progress); \
const int zh = out->height * progress; \
\
for (int p = 0; p < s->nb_planes; p++) { \
const type *xf0 = (const type *)(a->data[p] + slice_start * a->linesize[p]); \
const type *xf1 = (const type *)(b->data[p] + slice_start * b->linesize[p]); \
type *dst = (type *)(out->data[p] + slice_start * out->linesize[p]); \
\
for (int y = 0; y < height; y++) { \
for (int x = 0; x < out->width; x++) { \
dst[x] = slice_start + y <= zh && \
x > zw ? xf0[x] : xf1[x]; \
} \
\
dst += out->linesize[p] / div; \
xf0 += a->linesize[p] / div; \
xf1 += b->linesize[p] / div; \
} \
} \
}

Definition at line 1462 of file vf_xfade.c.

◆ WIPEBL_TRANSITION

#define WIPEBL_TRANSITION (   name,
  type,
  div 
)
Value:
static void wipebl##name##_transition(AVFilterContext *ctx, \
const AVFrame *a, const AVFrame *b, AVFrame *out, \
float progress, \
int slice_start, int slice_end, int jobnr) \
{ \
XFadeContext *s = ctx->priv; \
const int height = slice_end - slice_start; \
const int zw = out->width * progress; \
const int zh = out->height * (1.f - progress); \
\
for (int p = 0; p < s->nb_planes; p++) { \
const type *xf0 = (const type *)(a->data[p] + slice_start * a->linesize[p]); \
const type *xf1 = (const type *)(b->data[p] + slice_start * b->linesize[p]); \
type *dst = (type *)(out->data[p] + slice_start * out->linesize[p]); \
\
for (int y = 0; y < height; y++) { \
for (int x = 0; x < out->width; x++) { \
dst[x] = slice_start + y > zh && \
x <= zw ? xf0[x] : xf1[x]; \
} \
\
dst += out->linesize[p] / div; \
xf0 += a->linesize[p] / div; \
xf1 += b->linesize[p] / div; \
} \
} \
}

Definition at line 1494 of file vf_xfade.c.

◆ WIPEBR_TRANSITION

#define WIPEBR_TRANSITION (   name,
  type,
  div 
)
Value:
static void wipebr##name##_transition(AVFilterContext *ctx, \
const AVFrame *a, const AVFrame *b, AVFrame *out, \
float progress, \
int slice_start, int slice_end, int jobnr) \
{ \
XFadeContext *s = ctx->priv; \
const int height = slice_end - slice_start; \
const int zh = out->height * (1.f - progress); \
const int zw = out->width * (1.f - progress); \
\
for (int p = 0; p < s->nb_planes; p++) { \
const type *xf0 = (const type *)(a->data[p] + slice_start * a->linesize[p]); \
const type *xf1 = (const type *)(b->data[p] + slice_start * b->linesize[p]); \
type *dst = (type *)(out->data[p] + slice_start * out->linesize[p]); \
\
for (int y = 0; y < height; y++) { \
for (int x = 0; x < out->width; x++) { \
dst[x] = slice_start + y > zh && \
x > zw ? xf0[x] : xf1[x]; \
} \
\
dst += out->linesize[p] / div; \
xf0 += a->linesize[p] / div; \
xf1 += b->linesize[p] / div; \
} \
} \
}

Definition at line 1526 of file vf_xfade.c.

◆ SQUEEZEH_TRANSITION

#define SQUEEZEH_TRANSITION (   name,
  type,
  div 
)

Definition at line 1558 of file vf_xfade.c.

◆ SQUEEZEV_TRANSITION

#define SQUEEZEV_TRANSITION (   name,
  type,
  div 
)

Definition at line 1595 of file vf_xfade.c.

◆ ZOOMIN_TRANSITION

#define ZOOMIN_TRANSITION (   name,
  type,
  div 
)

Definition at line 1639 of file vf_xfade.c.

◆ FADEFAST_TRANSITION

#define FADEFAST_TRANSITION (   name,
  type,
  div 
)
Value:
static void fadefast##name##_transition(AVFilterContext *ctx, \
const AVFrame *a, const AVFrame *b, AVFrame *out, \
float progress, \
int slice_start, int slice_end, int jobnr) \
{ \
XFadeContext *s = ctx->priv; \
const int height = slice_end - slice_start; \
const float imax = 1.f / s->max_value; \
\
for (int p = 0; p < s->nb_planes; p++) { \
const type *xf0 = (const type *)(a->data[p] + slice_start * a->linesize[p]); \
const type *xf1 = (const type *)(b->data[p] + slice_start * b->linesize[p]); \
type *dst = (type *)(out->data[p] + slice_start * out->linesize[p]); \
\
for (int y = 0; y < height; y++) { \
for (int x = 0; x < out->width; x++) { \
dst[x] = mix(xf0[x], xf1[x], powf(progress, 1.f + \
logf(1.f+FFABS(xf0[x]-xf1[x])*imax)\
)); \
} \
\
dst += out->linesize[p] / div; \
xf0 += a->linesize[p] / div; \
xf1 += b->linesize[p] / div; \
} \
} \
}

Definition at line 1677 of file vf_xfade.c.

◆ FADESLOW_TRANSITION

#define FADESLOW_TRANSITION (   name,
  type,
  div 
)
Value:
static void fadeslow##name##_transition(AVFilterContext *ctx, \
const AVFrame *a, const AVFrame *b, AVFrame *out, \
float progress, \
int slice_start, int slice_end, int jobnr) \
{ \
XFadeContext *s = ctx->priv; \
const int height = slice_end - slice_start; \
const float imax = 1.f / s->max_value; \
\
for (int p = 0; p < s->nb_planes; p++) { \
const type *xf0 = (const type *)(a->data[p] + slice_start * a->linesize[p]); \
const type *xf1 = (const type *)(b->data[p] + slice_start * b->linesize[p]); \
type *dst = (type *)(out->data[p] + slice_start * out->linesize[p]); \
\
for (int y = 0; y < height; y++) { \
for (int x = 0; x < out->width; x++) { \
dst[x] = mix(xf0[x], xf1[x], powf(progress, 1.f + \
logf(2.f-FFABS(xf0[x]-xf1[x])*imax)\
)); \
} \
\
dst += out->linesize[p] / div; \
xf0 += a->linesize[p] / div; \
xf1 += b->linesize[p] / div; \
} \
} \
}

Definition at line 1709 of file vf_xfade.c.

Enumeration Type Documentation

◆ XFadeTransitions

enum XFadeTransitions
Enumerator
CUSTOM 
FADE 
WIPELEFT 
WIPERIGHT 
WIPEUP 
WIPEDOWN 
SLIDELEFT 
SLIDERIGHT 
SLIDEUP 
SLIDEDOWN 
CIRCLECROP 
RECTCROP 
DISTANCE 
FADEBLACK 
FADEWHITE 
RADIAL 
SMOOTHLEFT 
SMOOTHRIGHT 
SMOOTHUP 
SMOOTHDOWN 
CIRCLEOPEN 
CIRCLECLOSE 
VERTOPEN 
VERTCLOSE 
HORZOPEN 
HORZCLOSE 
DISSOLVE 
PIXELIZE 
DIAGTL 
DIAGTR 
DIAGBL 
DIAGBR 
HLSLICE 
HRSLICE 
VUSLICE 
VDSLICE 
HBLUR 
FADEGRAYS 
WIPETL 
WIPETR 
WIPEBL 
WIPEBR 
SQUEEZEH 
SQUEEZEV 
ZOOMIN 
FADEFAST 
FADESLOW 
NB_TRANSITIONS 
CUSTOM 
FADE 
WIPELEFT 
WIPERIGHT 
WIPEUP 
WIPEDOWN 
SLIDELEFT 
SLIDERIGHT 
SLIDEUP 
SLIDEDOWN 
NB_TRANSITIONS 

Definition at line 31 of file vf_xfade.c.

◆ anonymous enum

anonymous enum
Enumerator
VAR_X 
VAR_Y 
VAR_W 
VAR_H 
VAR_A 
VAR_B 
VAR_PLANE 
VAR_PROGRESS 
VAR_VARS_NB 

Definition at line 114 of file vf_xfade.c.

Function Documentation

◆ uninit()

static av_cold void uninit ( AVFilterContext *  ctx)
static

Definition at line 141 of file vf_xfade.c.

◆ AVFILTER_DEFINE_CLASS()

AVFILTER_DEFINE_CLASS ( xfade  )

◆ mix()

static float mix ( float  a,
float  b,
float  mix 
)
inlinestatic

Definition at line 248 of file vf_xfade.c.

◆ fract()

static float fract ( float  a)
inlinestatic

Definition at line 253 of file vf_xfade.c.

◆ smoothstep()

static float smoothstep ( float  edge0,
float  edge1,
float  x 
)
inlinestatic

Definition at line 258 of file vf_xfade.c.

◆ frand()

static float frand ( int  x,
int  y 
)
static

Definition at line 1017 of file vf_xfade.c.

◆ zoom()

static void zoom ( float *  u,
float *  v,
float  amount 
)
static

Definition at line 1633 of file vf_xfade.c.

Referenced by activate(), filter_frame(), and output_single_frame().

◆ getpix()

static double getpix ( void *  priv,
double  x,
double  y,
int  plane,
int  nb 
)
inlinestatic

Definition at line 1741 of file vf_xfade.c.

Referenced by a0(), a1(), a2(), a3(), b0(), b1(), b2(), and b3().

◆ a0()

static double a0 ( void *  priv,
double  x,
double  y 
)
static

Definition at line 1765 of file vf_xfade.c.

Referenced by config_output().

◆ a1()

static double a1 ( void *  priv,
double  x,
double  y 
)
static

Definition at line 1766 of file vf_xfade.c.

Referenced by config_output().

◆ a2()

static double a2 ( void *  priv,
double  x,
double  y 
)
static

Definition at line 1767 of file vf_xfade.c.

Referenced by config_output().

◆ a3()

static double a3 ( void *  priv,
double  x,
double  y 
)
static

Definition at line 1768 of file vf_xfade.c.

Referenced by config_output().

◆ b0()

static double b0 ( void *  priv,
double  x,
double  y 
)
static

Definition at line 1770 of file vf_xfade.c.

Referenced by av_rescale_rnd(), biquad_process(), calc_lowcomp(), calc_lowcomp1(), cavs_idct8_add_c(), checkasm_check_synth_filter(), colorcontrast_slice16(), colorcontrast_slice16p(), colorcontrast_slice8(), colorcontrast_slice8p(), config_output(), extract_color(), ff_add_pixels_clamped_lasx(), ff_h264_idct8_add(), ff_ivi_recompose_haar(), ff_put_no_rnd_pixels_l2_msa(), ff_put_pixels_clamped_lasx(), ff_put_signed_pixels_clamped_lasx(), ff_simple_idct_add_lasx(), ff_simple_idct_lasx(), ff_simple_idct_put_lasx(), filter_channels(), filter_frame(), filter_horizontally(), filter_samples(), generate_noise(), horizontal_compose_daub97i_TMPL(), idct_col(), idct_row(), idctRowCondDC(), idctSparseCol(), idctSparseColAdd(), idctSparseColPut(), kaiser_beta(), set_ap(), set_highshelf_rbj(), set_hp(), set_lp(), set_params(), set_tf1s(), snow_vertical_compose97i(), spatial_compose53i_dy(), spatial_compose53i_dy_buffered(), spatial_compose97i_dy(), spatial_compose97i_dy_buffered(), spatial_compose_haari_dy_TMPL(), spatial_decompose53i(), spatial_decompose97i(), vb_stereo(), vertical_compose53iH0(), vertical_compose53iL0(), vertical_compose53iL0_TMPL(), vertical_compose97iH0(), vertical_compose97iH1(), vertical_compose97iL0(), vertical_compose97iL1(), vertical_compose_daub97iH0_TMPL(), vertical_compose_daub97iH1_TMPL(), vertical_compose_daub97iL0_TMPL(), vertical_compose_daub97iL1_TMPL(), vertical_compose_dd137iL0_TMPL(), vertical_compose_dd97iH0_TMPL(), vertical_compose_dirac53iH0_TMPL(), vertical_compose_fidelityiH0_TMPL(), vertical_compose_fidelityiL0_TMPL(), vertical_compose_haar_TMPL(), vertical_decompose53iH0(), vertical_decompose53iL0(), vertical_decompose97iH0(), vertical_decompose97iH1(), vertical_decompose97iL0(), vertical_decompose97iL1(), and yuv2rgb_full_2_template_lasx().

◆ b1()

static double b1 ( void *  priv,
double  x,
double  y 
)
static

Definition at line 1771 of file vf_xfade.c.

Referenced by av_adler32_update(), av_rescale_rnd(), biquad_process(), calc_lowcomp(), calc_lowcomp1(), cavs_idct8_add_c(), checkasm_check_synth_filter(), colorcontrast_slice16(), colorcontrast_slice16p(), colorcontrast_slice8(), colorcontrast_slice8p(), config_input(), config_output(), dct4x4(), decode_dlta(), decode_hq_slice(), decode_move(), decode_predictor_coeffs(), decode_subband(), extract_color(), ff_add_pixels_clamped_lasx(), ff_eval_coefs(), ff_h264_idct8_add(), ff_ivi_recompose_haar(), ff_put_no_rnd_pixels_l2_msa(), ff_put_pixels_clamped_lasx(), ff_put_signed_pixels_clamped_lasx(), ff_simple_idct_add_lasx(), ff_simple_idct_lasx(), ff_simple_idct_put_lasx(), ff_vp8_luma_dc_wht_msa(), filter_channels(), filter_frame(), filter_horizontally(), filter_samples(), horizontal_compose_daub97i_TMPL(), idct_col(), idct_row(), idctRowCondDC(), idctSparseCol(), idctSparseColAdd(), idctSparseColPut(), kaiser_beta(), parse_chunk_headers(), residue_encode(), rgb24_to_yuv420p(), run_test(), search_for_ms(), set_ap(), set_hp(), set_lp(), set_params(), set_tf1s(), snow_vertical_compose97i(), spatial_compose53i_dy(), spatial_compose53i_dy_buffered(), spatial_compose97i_dy(), spatial_compose97i_dy_buffered(), spatial_compose_haari_dy_TMPL(), spatial_decompose53i(), spatial_decompose97i(), vb_stereo(), vertical_compose53iH0(), vertical_compose53iL0(), vertical_compose53iL0_TMPL(), vertical_compose97iH0(), vertical_compose97iH1(), vertical_compose97iL0(), vertical_compose97iL1(), vertical_compose_daub97iH0_TMPL(), vertical_compose_daub97iH1_TMPL(), vertical_compose_daub97iL0_TMPL(), vertical_compose_daub97iL1_TMPL(), vertical_compose_dd137iL0_TMPL(), vertical_compose_dd97iH0_TMPL(), vertical_compose_dirac53iH0_TMPL(), vertical_compose_fidelityiH0_TMPL(), vertical_compose_fidelityiL0_TMPL(), vertical_compose_haar_TMPL(), vertical_decompose53iH0(), vertical_decompose53iL0(), vertical_decompose97iH0(), vertical_decompose97iH1(), vertical_decompose97iL0(), vertical_decompose97iL1(), wht4x4(), and yuv2rgb_full_2_template_lasx().

◆ b2()

static double b2 ( void *  priv,
double  x,
double  y 
)
static

Definition at line 1772 of file vf_xfade.c.

Referenced by av_adler32_update(), biquad_process(), cavs_idct8_add_c(), colorcontrast_slice16(), colorcontrast_slice16p(), colorcontrast_slice8(), colorcontrast_slice8p(), compare_by_prob(), config_input(), config_output(), decode_dlta(), decode_move(), decode_predictor_coeffs(), decode_subband(), ff_add_pixels_clamped_lasx(), ff_eval_coefs(), ff_h264_idct8_add(), ff_ivi_recompose_haar(), ff_put_no_rnd_pixels_l2_msa(), ff_put_pixels_clamped_lasx(), ff_put_signed_pixels_clamped_lasx(), ff_simple_idct_add_lasx(), ff_simple_idct_lasx(), ff_simple_idct_put_lasx(), filter_channels(), filter_frame(), filter_samples(), horizontal_compose_daub97i_TMPL(), idct_col(), idct_row(), idctRowCondDC(), idctSparseCol(), idctSparseColAdd(), idctSparseColPut(), parse_chunk_headers(), qoi_decode_frame(), qpel_motion_search(), residue_encode(), run_test(), search_for_ms(), set_ap(), set_hp(), set_lp(), set_params(), snow_vertical_compose97i(), spatial_compose53i_dy(), spatial_compose53i_dy_buffered(), spatial_compose97i_dy(), spatial_compose97i_dy_buffered(), spatial_decompose53i(), spatial_decompose97i(), vertical_compose53iH0(), vertical_compose53iL0(), vertical_compose53iL0_TMPL(), vertical_compose97iH0(), vertical_compose97iH1(), vertical_compose97iL0(), vertical_compose97iL1(), vertical_compose_daub97iH0_TMPL(), vertical_compose_daub97iH1_TMPL(), vertical_compose_daub97iL0_TMPL(), vertical_compose_daub97iL1_TMPL(), vertical_compose_dd137iL0_TMPL(), vertical_compose_dd97iH0_TMPL(), vertical_compose_dirac53iH0_TMPL(), vertical_compose_fidelityiH0_TMPL(), vertical_compose_fidelityiL0_TMPL(), vertical_decompose53iH0(), vertical_decompose53iL0(), vertical_decompose97iH0(), vertical_decompose97iH1(), vertical_decompose97iL0(), and vertical_decompose97iL1().

◆ b3()

static double b3 ( void *  priv,
double  x,
double  y 
)
static

Definition at line 1773 of file vf_xfade.c.

Referenced by cavs_idct8_add_c(), config_output(), ff_add_pixels_clamped_lasx(), ff_h264_idct8_add(), ff_ivi_recompose_haar(), ff_put_no_rnd_pixels_l2_msa(), ff_put_pixels_clamped_lasx(), ff_put_signed_pixels_clamped_lasx(), ff_simple_idct_add_lasx(), ff_simple_idct_lasx(), ff_simple_idct_put_lasx(), idct_col(), idct_row(), idctRowCondDC(), idctSparseCol(), idctSparseColAdd(), idctSparseColPut(), search_for_ms(), snow_vertical_compose97i(), spatial_compose53i_dy(), spatial_compose53i_dy_buffered(), spatial_compose97i_dy(), spatial_compose97i_dy_buffered(), spatial_decompose53i(), spatial_decompose97i(), vertical_compose_dd137iL0_TMPL(), vertical_compose_dd97iH0_TMPL(), vertical_compose_fidelityiH0_TMPL(), and vertical_compose_fidelityiL0_TMPL().

◆ config_output()

static int config_output ( AVFilterLink *  outlink)
static

Definition at line 1775 of file vf_xfade.c.

◆ xfade_slice()

static int xfade_slice ( AVFilterContext *  ctx,
void *  arg,
int  jobnr,
int  nb_jobs 
)
static

Definition at line 1915 of file vf_xfade.c.

Referenced by xfade_frame().

◆ xfade_frame()

static int xfade_frame ( AVFilterContext *  ctx,
AVFrame *  a,
AVFrame *  b 
)
static

Definition at line 1928 of file vf_xfade.c.

Referenced by xfade_activate().

◆ xfade_activate()

static int xfade_activate ( AVFilterContext *  ctx)
static

Definition at line 1950 of file vf_xfade.c.

Variable Documentation

◆ var_names

const char* const var_names[] = { "X", "Y", "W", "H", "A", "B", "PLANE", "P", NULL }
static

Definition at line 113 of file vf_xfade.c.

Referenced by config_output().

◆ pix_fmts

enum AVPixelFormat pix_fmts[]
static
Initial value:
= {
AV_PIX_FMT_YUVA444P,
AV_PIX_FMT_YUVJ444P,
AV_PIX_FMT_YUV444P,
AV_PIX_FMT_GBRP, AV_PIX_FMT_GBRAP, AV_PIX_FMT_GRAY8,
AV_PIX_FMT_YUVA444P9, AV_PIX_FMT_GBRP9,
AV_PIX_FMT_YUV444P10,
AV_PIX_FMT_YUVA444P10,
AV_PIX_FMT_GBRP10, AV_PIX_FMT_GBRAP10, AV_PIX_FMT_GRAY10,
AV_PIX_FMT_YUV444P12,
AV_PIX_FMT_YUVA444P12,
AV_PIX_FMT_GBRP12, AV_PIX_FMT_GBRAP12, AV_PIX_FMT_GRAY12,
AV_PIX_FMT_YUV444P14, AV_PIX_FMT_GBRP14,
AV_PIX_FMT_YUV444P16,
AV_PIX_FMT_YUVA444P16,
AV_PIX_FMT_GBRP16, AV_PIX_FMT_GBRAP16, AV_PIX_FMT_GRAY16,
AV_PIX_FMT_NONE
}

Definition at line 122 of file vf_xfade.c.

◆ xfade_options

const AVOption xfade_options[]
static

Definition at line 151 of file vf_xfade.c.

◆ xfade_inputs

const AVFilterPad xfade_inputs[]
static
Initial value:
= {
{
.name = "main",
.type = AVMEDIA_TYPE_VIDEO,
},
{
.name = "xfade",
.type = AVMEDIA_TYPE_VIDEO,
},
}

Definition at line 2045 of file vf_xfade.c.

◆ xfade_outputs

const AVFilterPad xfade_outputs[]
static
Initial value:
= {
{
.name = "default",
.type = AVMEDIA_TYPE_VIDEO,
.config_props = config_output,
},
}

Definition at line 2056 of file vf_xfade.c.

◆ ff_vf_xfade

const AVFilter ff_vf_xfade
Initial value:
= {
.name = "xfade",
.description = NULL_IF_CONFIG_SMALL("Cross fade one video with another video."),
.priv_size = sizeof(XFadeContext),
.priv_class = &xfade_class,
.activate = xfade_activate,
.uninit = uninit,
FILTER_INPUTS(xfade_inputs),
FILTER_OUTPUTS(xfade_outputs),
FILTER_PIXFMTS_ARRAY(pix_fmts),
.flags = AVFILTER_FLAG_SLICE_THREADS,
}

Definition at line 2064 of file vf_xfade.c.

pix_fmts
static enum AVPixelFormat pix_fmts[]
Definition: vf_xfade.c:122
AV_PIX_FMT_GBRAP16
#define AV_PIX_FMT_GBRAP16
Definition: pixfmt.h:481
name
it s the only field you need to keep assuming you have a context There is some magic you don t need to care about around this just let it vf default minimum maximum flags name is the option name
Definition: writing_filters.txt:88
xfade_activate
static int xfade_activate(AVFilterContext *ctx)
Definition: vf_xfade.c:1950
out
FILE * out
Definition: movenc.c:54
FILTER_PIXFMTS_ARRAY
#define FILTER_PIXFMTS_ARRAY(array)
Definition: internal.h:174
floorf
static __device__ float floorf(float a)
Definition: cuda_runtime.h:172
atan2f
#define atan2f(y, x)
Definition: libm.h:45
AVFrame
This structure describes decoded (raw) audio or video data.
Definition: frame.h:330
w
uint8_t w
Definition: llviddspenc.c:38
b
#define b
Definition: input.c:41
max
#define max(a, b)
Definition: cuda_runtime.h:33
mix
static float mix(float a, float b, float mix)
Definition: vf_xfade.c:248
ceilf
static __device__ float ceilf(float a)
Definition: cuda_runtime.h:175
AV_PIX_FMT_GBRP14
#define AV_PIX_FMT_GBRP14
Definition: pixfmt.h:477
AV_PIX_FMT_GBRAP
@ AV_PIX_FMT_GBRAP
planar GBRA 4:4:4:4 32bpp
Definition: pixfmt.h:205
AV_PIX_FMT_GBRP10
#define AV_PIX_FMT_GBRP10
Definition: pixfmt.h:475
AV_PIX_FMT_YUVA444P16
#define AV_PIX_FMT_YUVA444P16
Definition: pixfmt.h:503
val
static double val(void *priv, double ch)
Definition: aeval.c:77
type
it s the only field you need to keep assuming you have a context There is some magic you don t need to care about around this just let it vf type
Definition: writing_filters.txt:86
AV_PIX_FMT_GRAY16
#define AV_PIX_FMT_GRAY16
Definition: pixfmt.h:443
ss
#define ss(width, name, subs,...)
Definition: cbs_vp9.c:260
fabsf
static __device__ float fabsf(float a)
Definition: cuda_runtime.h:181
AV_PIX_FMT_YUV444P10
#define AV_PIX_FMT_YUV444P10
Definition: pixfmt.h:462
AV_PIX_FMT_GBRAP10
#define AV_PIX_FMT_GBRAP10
Definition: pixfmt.h:479
width
#define width
s
#define s(width, name)
Definition: cbs_vp9.c:256
AV_PIX_FMT_GBRAP12
#define AV_PIX_FMT_GBRAP12
Definition: pixfmt.h:480
AV_PIX_FMT_YUV444P16
#define AV_PIX_FMT_YUV444P16
Definition: pixfmt.h:472
smoothstep
static float smoothstep(float edge0, float edge1, float x)
Definition: vf_xfade.c:258
slice_end
static int slice_end(AVCodecContext *avctx, AVFrame *pict)
Handle slice ends.
Definition: mpeg12dec.c:2006
fminf
float fminf(float, float)
AV_PIX_FMT_YUVA444P12
#define AV_PIX_FMT_YUVA444P12
Definition: pixfmt.h:500
ctx
AVFormatContext * ctx
Definition: movenc.c:48
FILTER_INPUTS
#define FILTER_INPUTS(array)
Definition: internal.h:194
AV_PIX_FMT_YUVJ444P
@ AV_PIX_FMT_YUVJ444P
planar YUV 4:4:4, 24bpp, full scale (JPEG), deprecated in favor of AV_PIX_FMT_YUV444P and setting col...
Definition: pixfmt.h:80
FFABS
#define FFABS(a)
Absolute value, Note, INT_MIN / INT64_MIN result in undefined behavior as they are not representable ...
Definition: common.h:64
AV_PIX_FMT_GRAY10
#define AV_PIX_FMT_GRAY10
Definition: pixfmt.h:440
AV_PIX_FMT_GBRP16
#define AV_PIX_FMT_GBRP16
Definition: pixfmt.h:478
activate
filter_frame For filters that do not use the activate() callback
sqrtf
static __device__ float sqrtf(float a)
Definition: cuda_runtime.h:184
xfade_inputs
static const AVFilterPad xfade_inputs[]
Definition: vf_xfade.c:2045
AV_PIX_FMT_GRAY8
@ AV_PIX_FMT_GRAY8
Y , 8bpp.
Definition: pixfmt.h:74
AV_PIX_FMT_GBRP9
#define AV_PIX_FMT_GBRP9
Definition: pixfmt.h:474
xfade_outputs
static const AVFilterPad xfade_outputs[]
Definition: vf_xfade.c:2056
XFadeContext
Definition: vf_xfade.c:82
f
f
Definition: af_crystalizer.c:122
NULL_IF_CONFIG_SMALL
#define NULL_IF_CONFIG_SMALL(x)
Return NULL if CONFIG_SMALL is true, otherwise the argument without modification.
Definition: internal.h:115
powf
#define powf(x, y)
Definition: libm.h:50
for
for(k=2;k<=8;++k)
Definition: h264pred_template.c:425
uninit
static av_cold void uninit(AVFilterContext *ctx)
Definition: vf_xfade.c:141
AV_PIX_FMT_YUV444P12
#define AV_PIX_FMT_YUV444P12
Definition: pixfmt.h:466
height
#define height
a
The reader does not expect b to be semantically here and if the code is changed by maybe adding a a division or other the signedness will almost certainly be mistaken To avoid this confusion a new type was SUINT is the C unsigned type but it holds a signed int to use the same example SUINT a
Definition: undefined.txt:41
AV_PIX_FMT_YUVA444P
@ AV_PIX_FMT_YUVA444P
planar YUV 4:4:4 32bpp, (1 Cr & Cb sample per 1x1 Y & A samples)
Definition: pixfmt.h:167
AV_PIX_FMT_YUVA444P10
#define AV_PIX_FMT_YUVA444P10
Definition: pixfmt.h:498
frand
static float frand(int x, int y)
Definition: vf_xfade.c:1017
M_PI
#define M_PI
Definition: mathematics.h:52
config_output
static int config_output(AVFilterLink *outlink)
Definition: vf_xfade.c:1775
AV_PIX_FMT_GBRP12
#define AV_PIX_FMT_GBRP12
Definition: pixfmt.h:476
FFMIN
#define FFMIN(a, b)
Definition: macros.h:49
fade
static void fade(uint8_t *dst, ptrdiff_t dst_linesize, const uint8_t *src, ptrdiff_t src_linesize, int width, int height, int alpha, int beta)
Definition: vp8.c:522
fract
static float fract(float a)
Definition: vf_xfade.c:253
AV_PIX_FMT_YUVA444P9
#define AV_PIX_FMT_YUVA444P9
Definition: pixfmt.h:495
AV_PIX_FMT_NONE
@ AV_PIX_FMT_NONE
Definition: pixfmt.h:65
AV_PIX_FMT_YUV444P
@ AV_PIX_FMT_YUV444P
planar YUV 4:4:4, 24bpp, (1 Cr & Cb sample per 1x1 Y samples)
Definition: pixfmt.h:71
AVFilterContext
An instance of a filter.
Definition: avfilter.h:392
AV_PIX_FMT_GBRP
@ AV_PIX_FMT_GBRP
planar GBR 4:4:4 24bpp
Definition: pixfmt.h:158
AVFILTER_FLAG_SLICE_THREADS
#define AVFILTER_FLAG_SLICE_THREADS
The filter supports multithreading by splitting frames into multiple parts and processing them concur...
Definition: avfilter.h:117
AVMEDIA_TYPE_VIDEO
@ AVMEDIA_TYPE_VIDEO
Definition: avutil.h:201
smooth
static float smooth(DeshakeOpenCLContext *deshake_ctx, float *gauss_kernel, int length, float max_val, AVFifo *values)
Definition: vf_deshake_opencl.c:889
FILTER_OUTPUTS
#define FILTER_OUTPUTS(array)
Definition: internal.h:195
d
d
Definition: ffmpeg_filter.c:156
distance
static float distance(float x, float y, int band)
Definition: nellymoserenc.c:230
h
h
Definition: vp9dsp_template.c:2038
AV_PIX_FMT_YUV444P14
#define AV_PIX_FMT_YUV444P14
Definition: pixfmt.h:469
AV_PIX_FMT_GRAY12
#define AV_PIX_FMT_GRAY12
Definition: pixfmt.h:441
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