Showing the changes to libavfilter (1 of 2 files). Show all
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| @@ -84,6 +84,10 @@ enum XFadeTransitions { · 83 unmodified lines | ||
| 84 | 84 | COVERRIGHT, |
| 85 | 85 | COVERUP, |
| 86 | 86 | COVERDOWN, |
| 87 | + REVEALLEFT, | |
| 88 | + REVEALRIGHT, | |
| 89 | + REVEALUP, | |
| 90 | + REVEALDOWN, | |
| 87 | 91 | NB_TRANSITIONS, |
| 88 | 92 | }; |
| 89 | 93 | |
| @@ -222,6 +226,10 @@ static const AVOption xfade_options[] = { · 132 unmodified lines | ||
| 222 | 226 | { "coverright", "cover right transition", 0, AV_OPT_TYPE_CONST, {.i64=COVERRIGHT}, 0, 0, FLAGS, "transition" }, |
| 223 | 227 | { "coverup", "cover up transition", 0, AV_OPT_TYPE_CONST, {.i64=COVERUP}, 0, 0, FLAGS, "transition" }, |
| 224 | 228 | { "coverdown", "cover down transition", 0, AV_OPT_TYPE_CONST, {.i64=COVERDOWN}, 0, 0, FLAGS, "transition" }, |
| 229 | + { "revealleft", "reveal left transition", 0, AV_OPT_TYPE_CONST, {.i64=REVEALLEFT}, 0, 0, FLAGS, "transition" }, | |
| 230 | + { "revealright","reveal right transition",0, AV_OPT_TYPE_CONST, {.i64=REVEALRIGHT},0, 0, FLAGS, "transition" }, | |
| 231 | + { "revealup", "reveal up transition", 0, AV_OPT_TYPE_CONST, {.i64=REVEALUP}, 0, 0, FLAGS, "transition" }, | |
| 232 | + { "revealdown", "reveal down transition", 0, AV_OPT_TYPE_CONST, {.i64=REVEALDOWN}, 0, 0, FLAGS, "transition" }, | |
| 225 | 233 | { "duration", "set cross fade duration", OFFSET(duration), AV_OPT_TYPE_DURATION, {.i64=1000000}, 0, 60000000, FLAGS }, |
| 226 | 234 | { "offset", "set cross fade start relative to first input stream", OFFSET(offset), AV_OPT_TYPE_DURATION, {.i64=0}, INT64_MIN, INT64_MAX, FLAGS }, |
| 227 | 235 | { "expr", "set expression for custom transition", OFFSET(custom_str), AV_OPT_TYPE_STRING, {.str=NULL}, 0, 0, FLAGS }, |
| @@ -1927,6 +1935,74 @@ COVERV_TRANSITION(up, 16, uint16_t, 2, -) · 1699 unmodified lines | ||
| 1927 | 1935 | COVERV_TRANSITION(down, 8, uint8_t, 1, ) |
| 1928 | 1936 | COVERV_TRANSITION(down, 16, uint16_t, 2, ) |
| 1929 | 1937 | |
| 1938 | +#define REVEALH_TRANSITION(dir, name, type, div, expr) \ | |
| 1939 | +static void reveal##dir##name##_transition(AVFilterContext *ctx, \ | |
| 1940 | + const AVFrame *a, const AVFrame *b, AVFrame *out, \ | |
| 1941 | + float progress, \ | |
| 1942 | + int slice_start, int slice_end, int jobnr) \ | |
| 1943 | +{ \ | |
| 1944 | + XFadeContext *s = ctx->priv; \ | |
| 1945 | + const int height = slice_end - slice_start; \ | |
| 1946 | + const int width = out->width; \ | |
| 1947 | + const int z = (expr progress) * width; \ | |
| 1948 | + \ | |
| 1949 | + for (int p = 0; p < s->nb_planes; p++) { \ | |
| 1950 | + const type *xf0 = (const type *)(a->data[p] + slice_start * a->linesize[p]); \ | |
| 1951 | + const type *xf1 = (const type *)(b->data[p] + slice_start * b->linesize[p]); \ | |
| 1952 | + type *dst = (type *)(out->data[p] + slice_start * out->linesize[p]); \ | |
| 1953 | + \ | |
| 1954 | + for (int y = 0; y < height; y++) { \ | |
| 1955 | + for (int x = 0; x < width; x++) { \ | |
| 1956 | + const int zx = z + x; \ | |
| 1957 | + const int zz = zx % width + width * (zx < 0); \ | |
| 1958 | + dst[x] = (zx >= 0) && (zx < width) ? xf1[x] : xf0[zz]; \ | |
| 1959 | + } \ | |
| 1960 | + \ | |
| 1961 | + dst += out->linesize[p] / div; \ | |
| 1962 | + xf0 += a->linesize[p] / div; \ | |
| 1963 | + xf1 += b->linesize[p] / div; \ | |
| 1964 | + } \ | |
| 1965 | + } \ | |
| 1966 | +} | |
| 1967 | + | |
| 1968 | +REVEALH_TRANSITION(left, 8, uint8_t, 1, -) | |
| 1969 | +REVEALH_TRANSITION(left, 16, uint16_t, 2, -) | |
| 1970 | +REVEALH_TRANSITION(right, 8, uint8_t, 1, ) | |
| 1971 | +REVEALH_TRANSITION(right, 16, uint16_t, 2, ) | |
| 1972 | + | |
| 1973 | +#define REVEALV_TRANSITION(dir, name, type, div, expr) \ | |
| 1974 | +static void reveal##dir##name##_transition(AVFilterContext *ctx, \ | |
| 1975 | + const AVFrame *a, const AVFrame *b, AVFrame *out, \ | |
| 1976 | + float progress, \ | |
| 1977 | + int slice_start, int slice_end, int jobnr) \ | |
| 1978 | +{ \ | |
| 1979 | + XFadeContext *s = ctx->priv; \ | |
| 1980 | + const int height = out->height; \ | |
| 1981 | + const int width = out->width; \ | |
| 1982 | + const int z = (expr progress) * height; \ | |
| 1983 | + \ | |
| 1984 | + for (int p = 0; p < s->nb_planes; p++) { \ | |
| 1985 | + type *dst = (type *)(out->data[p] + slice_start * out->linesize[p]); \ | |
| 1986 | + \ | |
| 1987 | + for (int y = slice_start; y < slice_end; y++) { \ | |
| 1988 | + const int zy = z + y; \ | |
| 1989 | + const int zz = zy % height + height * (zy < 0); \ | |
| 1990 | + const type *xf0 = (const type *)(a->data[p] + zz * a->linesize[p]); \ | |
| 1991 | + const type *xf1 = (const type *)(b->data[p] + y * b->linesize[p]); \ | |
| 1992 | + \ | |
| 1993 | + for (int x = 0; x < width; x++) \ | |
| 1994 | + dst[x] = (zy >= 0) && (zy < height) ? xf1[x] : xf0[x]; \ | |
| 1995 | + \ | |
| 1996 | + dst += out->linesize[p] / div; \ | |
| 1997 | + } \ | |
| 1998 | + } \ | |
| 1999 | +} | |
| 2000 | + | |
| 2001 | +REVEALV_TRANSITION(up, 8, uint8_t, 1, -) | |
| 2002 | +REVEALV_TRANSITION(up, 16, uint16_t, 2, -) | |
| 2003 | +REVEALV_TRANSITION(down, 8, uint8_t, 1, ) | |
| 2004 | +REVEALV_TRANSITION(down, 16, uint16_t, 2, ) | |
| 2005 | + | |
| 1930 | 2006 | static inline double getpix(void *priv, double x, double y, int plane, int nb) |
| 1931 | 2007 | { |
| 1932 | 2008 | XFadeContext *s = priv; |
| @@ -2081,6 +2157,10 @@ static int config_output(AVFilterLink *outlink) · 148 unmodified lines | ||
| 2081 | 2157 | case COVERRIGHT: s->transitionf = s->depth <= 8 ? coverright8_transition : coverright16_transition; break; |
| 2082 | 2158 | case COVERUP: s->transitionf = s->depth <= 8 ? coverup8_transition : coverup16_transition; break; |
| 2083 | 2159 | case COVERDOWN: s->transitionf = s->depth <= 8 ? coverdown8_transition : coverdown16_transition; break; |
| 2160 | + case REVEALLEFT: s->transitionf = s->depth <= 8 ? revealleft8_transition : revealleft16_transition; break; | |
| 2161 | + case REVEALRIGHT:s->transitionf = s->depth <= 8 ? revealright8_transition: revealright16_transition;break; | |
| 2162 | + case REVEALUP: s->transitionf = s->depth <= 8 ? revealup8_transition : revealup16_transition; break; | |
| 2163 | + case REVEALDOWN: s->transitionf = s->depth <= 8 ? revealdown8_transition : revealdown16_transition; break; | |
| 2084 | 2164 | default: return AVERROR_BUG; |
| 2085 | 2165 | } |
| 2086 | 2166 | |