#include "libavutil/pixfmt.h"
#include "avfilter.h"
#include "formats.h"
-#include "framesync.h"
#include "internal.h"
#include "filters.h"
#include "video.h"
SMOOTHRIGHT,
SMOOTHUP,
SMOOTHDOWN,
+ CIRCLEOPEN,
+ CIRCLECLOSE,
+ VERTOPEN,
+ VERTCLOSE,
+ HORZOPEN,
+ HORZCLOSE,
+ DISSOLVE,
+ PIXELIZE,
+ DIAGTL,
+ DIAGTR,
+ DIAGBL,
+ DIAGBR,
+ HLSLICE,
+ HRSLICE,
+ VUSLICE,
+ VDSLICE,
+ HBLUR,
+ FADEGRAYS,
NB_TRANSITIONS,
};
int nb_planes;
int depth;
+ int is_rgb;
int64_t duration_pts;
int64_t offset_pts;
{ "smoothright","smoothright transition", 0, AV_OPT_TYPE_CONST, {.i64=SMOOTHRIGHT},0, 0, FLAGS, "transition" },
{ "smoothup", "smoothup transition", 0, AV_OPT_TYPE_CONST, {.i64=SMOOTHUP}, 0, 0, FLAGS, "transition" },
{ "smoothdown", "smoothdown transition", 0, AV_OPT_TYPE_CONST, {.i64=SMOOTHDOWN}, 0, 0, FLAGS, "transition" },
+ { "circleopen", "circleopen transition", 0, AV_OPT_TYPE_CONST, {.i64=CIRCLEOPEN}, 0, 0, FLAGS, "transition" },
+ { "circleclose","circleclose transition", 0, AV_OPT_TYPE_CONST, {.i64=CIRCLECLOSE},0, 0, FLAGS, "transition" },
+ { "vertopen", "vert open transition", 0, AV_OPT_TYPE_CONST, {.i64=VERTOPEN}, 0, 0, FLAGS, "transition" },
+ { "vertclose", "vert close transition", 0, AV_OPT_TYPE_CONST, {.i64=VERTCLOSE}, 0, 0, FLAGS, "transition" },
+ { "horzopen", "horz open transition", 0, AV_OPT_TYPE_CONST, {.i64=HORZOPEN}, 0, 0, FLAGS, "transition" },
+ { "horzclose", "horz close transition", 0, AV_OPT_TYPE_CONST, {.i64=HORZCLOSE}, 0, 0, FLAGS, "transition" },
+ { "dissolve", "dissolve transition", 0, AV_OPT_TYPE_CONST, {.i64=DISSOLVE}, 0, 0, FLAGS, "transition" },
+ { "pixelize", "pixelize transition", 0, AV_OPT_TYPE_CONST, {.i64=PIXELIZE}, 0, 0, FLAGS, "transition" },
+ { "diagtl", "diag tl transition", 0, AV_OPT_TYPE_CONST, {.i64=DIAGTL}, 0, 0, FLAGS, "transition" },
+ { "diagtr", "diag tr transition", 0, AV_OPT_TYPE_CONST, {.i64=DIAGTR}, 0, 0, FLAGS, "transition" },
+ { "diagbl", "diag bl transition", 0, AV_OPT_TYPE_CONST, {.i64=DIAGBL}, 0, 0, FLAGS, "transition" },
+ { "diagbr", "diag br transition", 0, AV_OPT_TYPE_CONST, {.i64=DIAGBR}, 0, 0, FLAGS, "transition" },
+ { "hlslice", "hl slice transition", 0, AV_OPT_TYPE_CONST, {.i64=HLSLICE}, 0, 0, FLAGS, "transition" },
+ { "hrslice", "hr slice transition", 0, AV_OPT_TYPE_CONST, {.i64=HRSLICE}, 0, 0, FLAGS, "transition" },
+ { "vuslice", "vu slice transition", 0, AV_OPT_TYPE_CONST, {.i64=VUSLICE}, 0, 0, FLAGS, "transition" },
+ { "vdslice", "vd slice transition", 0, AV_OPT_TYPE_CONST, {.i64=VDSLICE}, 0, 0, FLAGS, "transition" },
+ { "hblur", "hblur transition", 0, AV_OPT_TYPE_CONST, {.i64=HBLUR}, 0, 0, FLAGS, "transition" },
+ { "fadegrays", "fadegrays transition", 0, AV_OPT_TYPE_CONST, {.i64=FADEGRAYS}, 0, 0, FLAGS, "transition" },
{ "duration", "set cross fade duration", OFFSET(duration), AV_OPT_TYPE_DURATION, {.i64=1000000}, 0, 60000000, FLAGS },
{ "offset", "set cross fade start relative to first input stream", OFFSET(offset), AV_OPT_TYPE_DURATION, {.i64=0}, INT64_MIN, INT64_MAX, FLAGS },
{ "expr", "set expression for custom transition", OFFSET(custom_str), AV_OPT_TYPE_STRING, {.str=NULL}, 0, 0, FLAGS },
return a * mix + b * (1.f - mix);
}
+static inline float fract(float a)
+{
+ return a - floorf(a);
+}
+
static inline float smoothstep(float edge0, float edge1, float x)
{
float t;
SMOOTHDOWN_TRANSITION(8, uint8_t, 1)
SMOOTHDOWN_TRANSITION(16, uint16_t, 2)
+#define CIRCLEOPEN_TRANSITION(name, type, div) \
+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)); \
+ } \
+ } \
+ } \
+}
+
+CIRCLEOPEN_TRANSITION(8, uint8_t, 1)
+CIRCLEOPEN_TRANSITION(16, uint16_t, 2)
+
+#define CIRCLECLOSE_TRANSITION(name, type, div) \
+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)); \
+ } \
+ } \
+ } \
+}
+
+CIRCLECLOSE_TRANSITION(8, uint8_t, 1)
+CIRCLECLOSE_TRANSITION(16, uint16_t, 2)
+
+#define VERTOPEN_TRANSITION(name, type, div) \
+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)); \
+ } \
+ } \
+ } \
+}
+
+VERTOPEN_TRANSITION(8, uint8_t, 1)
+VERTOPEN_TRANSITION(16, uint16_t, 2)
+
+#define VERTCLOSE_TRANSITION(name, type, div) \
+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)); \
+ } \
+ } \
+ } \
+}
+
+VERTCLOSE_TRANSITION(8, uint8_t, 1)
+VERTCLOSE_TRANSITION(16, uint16_t, 2)
+
+#define HORZOPEN_TRANSITION(name, type, div) \
+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)); \
+ } \
+ } \
+ } \
+}
+
+HORZOPEN_TRANSITION(8, uint8_t, 1)
+HORZOPEN_TRANSITION(16, uint16_t, 2)
+
+#define HORZCLOSE_TRANSITION(name, type, div) \
+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)); \
+ } \
+ } \
+ } \
+}
+
+HORZCLOSE_TRANSITION(8, uint8_t, 1)
+HORZCLOSE_TRANSITION(16, uint16_t, 2)
+
+static float frand(int x, int y)
+{
+ const float r = sinf(x * 12.9898f + y * 78.233f) * 43758.545f;
+
+ return r - floorf(r);
+}
+
+#define DISSOLVE_TRANSITION(name, type, div) \
+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]; \
+ } \
+ } \
+ } \
+}
+
+DISSOLVE_TRANSITION(8, uint8_t, 1)
+DISSOLVE_TRANSITION(16, uint16_t, 2)
+
+#define PIXELIZE_TRANSITION(name, type, div) \
+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); \
+ } \
+ } \
+ } \
+}
+
+PIXELIZE_TRANSITION(8, uint8_t, 1)
+PIXELIZE_TRANSITION(16, uint16_t, 2)
+
+#define DIAGTL_TRANSITION(name, type, div) \
+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)); \
+ } \
+ } \
+ } \
+}
+
+DIAGTL_TRANSITION(8, uint8_t, 1)
+DIAGTL_TRANSITION(16, uint16_t, 2)
+
+#define DIAGTR_TRANSITION(name, type, div) \
+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)); \
+ } \
+ } \
+ } \
+}
+
+DIAGTR_TRANSITION(8, uint8_t, 1)
+DIAGTR_TRANSITION(16, uint16_t, 2)
+
+#define DIAGBL_TRANSITION(name, type, div) \
+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)); \
+ } \
+ } \
+ } \
+}
+
+DIAGBL_TRANSITION(8, uint8_t, 1)
+DIAGBL_TRANSITION(16, uint16_t, 2)
+
+#define DIAGBR_TRANSITION(name, type, div) \
+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)); \
+ } \
+ } \
+ } \
+}
+
+DIAGBR_TRANSITION(8, uint8_t, 1)
+DIAGBR_TRANSITION(16, uint16_t, 2)
+
+#define HLSLICE_TRANSITION(name, type, div) \
+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); \
+ } \
+ } \
+ } \
+}
+
+HLSLICE_TRANSITION(8, uint8_t, 1)
+HLSLICE_TRANSITION(16, uint16_t, 2)
+
+#define HRSLICE_TRANSITION(name, type, div) \
+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); \
+ } \
+ } \
+ } \
+}
+
+HRSLICE_TRANSITION(8, uint8_t, 1)
+HRSLICE_TRANSITION(16, uint16_t, 2)
+
+#define VUSLICE_TRANSITION(name, type, div) \
+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); \
+ } \
+ } \
+ } \
+}
+
+VUSLICE_TRANSITION(8, uint8_t, 1)
+VUSLICE_TRANSITION(16, uint16_t, 2)
+
+#define VDSLICE_TRANSITION(name, type, div) \
+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); \
+ } \
+ } \
+ } \
+}
+
+VDSLICE_TRANSITION(8, uint8_t, 1)
+VDSLICE_TRANSITION(16, uint16_t, 2)
+
+#define HBLUR_TRANSITION(name, type, div) \
+static void hblur##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 prog = progress <= 0.5f ? progress * 2.f : (1.f - progress) * 2.f; \
+ const int size = 1 + (width / 2) * prog; \
+ \
+ for (int y = slice_start; y < slice_end; y++) { \
+ 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]); \
+ float sum0 = 0.f; \
+ float sum1 = 0.f; \
+ float cnt = size; \
+ \
+ for (int x = 0; x < size; x++) { \
+ sum0 += xf0[x]; \
+ sum1 += xf1[x]; \
+ } \
+ \
+ for (int x = 0; x < width; x++) { \
+ dst[x] = mix(sum0 / cnt, sum1 / cnt, progress); \
+ \
+ if (x + size < width) { \
+ sum0 += xf0[x + size] - xf0[x]; \
+ sum1 += xf1[x + size] - xf1[x]; \
+ } else { \
+ sum0 -= xf0[x]; \
+ sum1 -= xf1[x]; \
+ cnt--; \
+ } \
+ } \
+ } \
+ } \
+}
+
+HBLUR_TRANSITION(8, uint8_t, 1)
+HBLUR_TRANSITION(16, uint16_t, 2)
+
+#define FADEGRAYS_TRANSITION(name, type, div) \
+static void fadegrays##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 is_rgb = s->is_rgb; \
+ const int mid = (s->max_value + 1) / 2; \
+ const float phase = 0.2f; \
+ \
+ for (int y = slice_start; y < slice_end; y++) { \
+ for (int x = 0; x < width; x++) { \
+ int bg[2][4]; \
+ if (is_rgb) { \
+ 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]); \
+ bg[0][0] += xf0[x]; \
+ bg[1][0] += xf1[x]; \
+ if (p == 3) { \
+ bg[0][3] = xf0[x]; \
+ bg[1][3] = xf1[x]; \
+ } \
+ } \
+ bg[0][0] = bg[0][0] / s->nb_planes; \
+ bg[1][0] = bg[1][0] / s->nb_planes; \
+ bg[0][1] = bg[0][2] = bg[0][0]; \
+ bg[1][1] = bg[1][2] = bg[1][0]; \
+ } else { \
+ const type *yf0 = (const type *)(a->data[0] + \
+ y * a->linesize[0]); \
+ const type *yf1 = (const type *)(b->data[0] + \
+ y * a->linesize[0]); \
+ bg[0][0] = yf0[x]; \
+ bg[1][0] = yf1[x]; \
+ if (s->nb_planes == 4) { \
+ const type *af0 = (const type *)(a->data[3] + \
+ y * a->linesize[3]); \
+ const type *af1 = (const type *)(b->data[3] + \
+ y * a->linesize[3]); \
+ bg[0][3] = af0[x]; \
+ bg[1][3] = af1[x]; \
+ } \
+ bg[0][1] = bg[1][1] = mid; \
+ bg[0][2] = bg[1][2] = mid; \
+ } \
+ \
+ 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], bg[0][p], \
+ smoothstep(1.f-phase, 1.f, progress)), \
+ mix(bg[1][p], xf1[x], smoothstep(phase, 1.f, progress)), \
+ progress); \
+ } \
+ } \
+ } \
+}
+
+FADEGRAYS_TRANSITION(8, uint8_t, 1)
+FADEGRAYS_TRANSITION(16, uint16_t, 2)
+
static inline double getpix(void *priv, double x, double y, int plane, int nb)
{
XFadeContext *s = priv;
AVFilterLink *inlink1 = ctx->inputs[1];
XFadeContext *s = ctx->priv;
const AVPixFmtDescriptor *pix_desc = av_pix_fmt_desc_get(inlink0->format);
- int is_rgb;
if (inlink0->format != inlink1->format) {
av_log(ctx, AV_LOG_ERROR, "inputs must be of same pixel format\n");
return AVERROR(EINVAL);
}
+ if (!inlink0->frame_rate.num || !inlink0->frame_rate.den) {
+ av_log(ctx, AV_LOG_ERROR, "The inputs needs to be a constant frame rate; "
+ "current rate of %d/%d is invalid\n", inlink0->frame_rate.num, inlink0->frame_rate.den);
+ return AVERROR(EINVAL);
+ }
+
+ if (inlink0->frame_rate.num != inlink1->frame_rate.num ||
+ inlink0->frame_rate.den != inlink1->frame_rate.den) {
+ av_log(ctx, AV_LOG_ERROR, "First input link %s frame rate "
+ "(%d/%d) do not match the corresponding "
+ "second input link %s frame rate (%d/%d)\n",
+ ctx->input_pads[0].name, inlink0->frame_rate.num, inlink0->frame_rate.den,
+ ctx->input_pads[1].name, inlink1->frame_rate.num, inlink1->frame_rate.den);
+ return AVERROR(EINVAL);
+ }
+
outlink->w = inlink0->w;
outlink->h = inlink0->h;
outlink->time_base = inlink0->time_base;
outlink->frame_rate = inlink0->frame_rate;
s->depth = pix_desc->comp[0].depth;
- is_rgb = !!(pix_desc->flags & AV_PIX_FMT_FLAG_RGB);
+ s->is_rgb = !!(pix_desc->flags & AV_PIX_FMT_FLAG_RGB);
s->nb_planes = av_pix_fmt_count_planes(inlink0->format);
s->max_value = (1 << s->depth) - 1;
s->black[0] = 0;
- s->black[1] = s->black[2] = is_rgb ? 0 : s->max_value / 2;
+ s->black[1] = s->black[2] = s->is_rgb ? 0 : s->max_value / 2;
s->black[3] = s->max_value;
s->white[0] = s->white[3] = s->max_value;
- s->white[1] = s->white[2] = is_rgb ? s->max_value : s->max_value / 2;
+ s->white[1] = s->white[2] = s->is_rgb ? s->max_value : s->max_value / 2;
s->first_pts = s->last_pts = s->pts = AV_NOPTS_VALUE;
case SMOOTHRIGHT:s->transitionf = s->depth <= 8 ? smoothright8_transition: smoothright16_transition;break;
case SMOOTHUP: s->transitionf = s->depth <= 8 ? smoothup8_transition : smoothup16_transition; break;
case SMOOTHDOWN: s->transitionf = s->depth <= 8 ? smoothdown8_transition : smoothdown16_transition; break;
+ case CIRCLEOPEN: s->transitionf = s->depth <= 8 ? circleopen8_transition : circleopen16_transition; break;
+ case CIRCLECLOSE:s->transitionf = s->depth <= 8 ? circleclose8_transition: circleclose16_transition;break;
+ case VERTOPEN: s->transitionf = s->depth <= 8 ? vertopen8_transition : vertopen16_transition; break;
+ case VERTCLOSE: s->transitionf = s->depth <= 8 ? vertclose8_transition : vertclose16_transition; break;
+ case HORZOPEN: s->transitionf = s->depth <= 8 ? horzopen8_transition : horzopen16_transition; break;
+ case HORZCLOSE: s->transitionf = s->depth <= 8 ? horzclose8_transition : horzclose16_transition; break;
+ case DISSOLVE: s->transitionf = s->depth <= 8 ? dissolve8_transition : dissolve16_transition; break;
+ case PIXELIZE: s->transitionf = s->depth <= 8 ? pixelize8_transition : pixelize16_transition; break;
+ case DIAGTL: s->transitionf = s->depth <= 8 ? diagtl8_transition : diagtl16_transition; break;
+ case DIAGTR: s->transitionf = s->depth <= 8 ? diagtr8_transition : diagtr16_transition; break;
+ case DIAGBL: s->transitionf = s->depth <= 8 ? diagbl8_transition : diagbl16_transition; break;
+ case DIAGBR: s->transitionf = s->depth <= 8 ? diagbr8_transition : diagbr16_transition; break;
+ case HLSLICE: s->transitionf = s->depth <= 8 ? hlslice8_transition : hlslice16_transition; break;
+ case HRSLICE: s->transitionf = s->depth <= 8 ? hrslice8_transition : hrslice16_transition; break;
+ case VUSLICE: s->transitionf = s->depth <= 8 ? vuslice8_transition : vuslice16_transition; break;
+ case VDSLICE: s->transitionf = s->depth <= 8 ? vdslice8_transition : vdslice16_transition; break;
+ case HBLUR: s->transitionf = s->depth <= 8 ? hblur8_transition : hblur16_transition; break;
+ case FADEGRAYS: s->transitionf = s->depth <= 8 ? fadegrays8_transition : fadegrays16_transition; break;
}
if (s->transition == CUSTOM) {
ret = ff_inlink_consume_frame(ctx->inputs[1], &in);
if (ret < 0) {
return ret;
+ } else if (ret > 0) {
+ in->pts = (in->pts - s->last_pts) + s->pts;
+ return ff_filter_frame(outlink, in);
} else if (ff_inlink_acknowledge_status(ctx->inputs[1], &status, &pts)) {
ff_outlink_set_status(outlink, status, s->pts);
return 0;
ff_inlink_request_frame(ctx->inputs[1]);
return 0;
}
- } else {
- in->pts = (in->pts - s->last_pts) + s->pts;
- return ff_filter_frame(outlink, in);
}
}