*/
#include "libavutil/imgutils.h"
+#include "libavutil/intfloat.h"
#include "libavutil/eval.h"
#include "libavutil/opt.h"
#include "libavutil/pixfmt.h"
#include "avfilter.h"
-#include "bufferqueue.h"
#include "formats.h"
#include "framesync.h"
#include "internal.h"
FilterParams *param;
} ThreadData;
-#define COMMON_OPTIONS \
- { "c0_mode", "set component #0 blend mode", OFFSET(params[0].mode), AV_OPT_TYPE_INT, {.i64=0}, 0, BLEND_NB-1, FLAGS, "mode"},\
- { "c1_mode", "set component #1 blend mode", OFFSET(params[1].mode), AV_OPT_TYPE_INT, {.i64=0}, 0, BLEND_NB-1, FLAGS, "mode"},\
- { "c2_mode", "set component #2 blend mode", OFFSET(params[2].mode), AV_OPT_TYPE_INT, {.i64=0}, 0, BLEND_NB-1, FLAGS, "mode"},\
- { "c3_mode", "set component #3 blend mode", OFFSET(params[3].mode), AV_OPT_TYPE_INT, {.i64=0}, 0, BLEND_NB-1, FLAGS, "mode"},\
- { "all_mode", "set blend mode for all components", OFFSET(all_mode), AV_OPT_TYPE_INT, {.i64=-1},-1, BLEND_NB-1, FLAGS, "mode"},\
- { "addition", "", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_ADDITION}, 0, 0, FLAGS, "mode" },\
- { "addition128","", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_GRAINMERGE}, 0, 0, FLAGS, "mode" },\
- { "grainmerge", "", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_GRAINMERGE}, 0, 0, FLAGS, "mode" },\
- { "and", "", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_AND}, 0, 0, FLAGS, "mode" },\
- { "average", "", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_AVERAGE}, 0, 0, FLAGS, "mode" },\
- { "burn", "", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_BURN}, 0, 0, FLAGS, "mode" },\
- { "darken", "", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_DARKEN}, 0, 0, FLAGS, "mode" },\
- { "difference", "", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_DIFFERENCE}, 0, 0, FLAGS, "mode" },\
- { "difference128", "", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_GRAINEXTRACT}, 0, 0, FLAGS, "mode" },\
- { "grainextract", "", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_GRAINEXTRACT}, 0, 0, FLAGS, "mode" },\
- { "divide", "", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_DIVIDE}, 0, 0, FLAGS, "mode" },\
- { "dodge", "", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_DODGE}, 0, 0, FLAGS, "mode" },\
- { "exclusion", "", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_EXCLUSION}, 0, 0, FLAGS, "mode" },\
- { "extremity", "", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_EXTREMITY}, 0, 0, FLAGS, "mode" },\
- { "freeze", "", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_FREEZE}, 0, 0, FLAGS, "mode" },\
- { "glow", "", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_GLOW}, 0, 0, FLAGS, "mode" },\
- { "hardlight", "", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_HARDLIGHT}, 0, 0, FLAGS, "mode" },\
- { "hardmix", "", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_HARDMIX}, 0, 0, FLAGS, "mode" },\
- { "heat", "", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_HEAT}, 0, 0, FLAGS, "mode" },\
- { "lighten", "", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_LIGHTEN}, 0, 0, FLAGS, "mode" },\
- { "linearlight","", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_LINEARLIGHT},0, 0, FLAGS, "mode" },\
- { "multiply", "", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_MULTIPLY}, 0, 0, FLAGS, "mode" },\
- { "multiply128","", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_MULTIPLY128},0, 0, FLAGS, "mode" },\
- { "negation", "", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_NEGATION}, 0, 0, FLAGS, "mode" },\
- { "normal", "", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_NORMAL}, 0, 0, FLAGS, "mode" },\
- { "or", "", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_OR}, 0, 0, FLAGS, "mode" },\
- { "overlay", "", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_OVERLAY}, 0, 0, FLAGS, "mode" },\
- { "phoenix", "", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_PHOENIX}, 0, 0, FLAGS, "mode" },\
- { "pinlight", "", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_PINLIGHT}, 0, 0, FLAGS, "mode" },\
- { "reflect", "", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_REFLECT}, 0, 0, FLAGS, "mode" },\
- { "screen", "", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_SCREEN}, 0, 0, FLAGS, "mode" },\
- { "softlight", "", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_SOFTLIGHT}, 0, 0, FLAGS, "mode" },\
- { "subtract", "", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_SUBTRACT}, 0, 0, FLAGS, "mode" },\
- { "vividlight", "", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_VIVIDLIGHT}, 0, 0, FLAGS, "mode" },\
- { "xor", "", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_XOR}, 0, 0, FLAGS, "mode" },\
- { "c0_expr", "set color component #0 expression", OFFSET(params[0].expr_str), AV_OPT_TYPE_STRING, {.str=NULL}, CHAR_MIN, CHAR_MAX, FLAGS },\
- { "c1_expr", "set color component #1 expression", OFFSET(params[1].expr_str), AV_OPT_TYPE_STRING, {.str=NULL}, CHAR_MIN, CHAR_MAX, FLAGS },\
- { "c2_expr", "set color component #2 expression", OFFSET(params[2].expr_str), AV_OPT_TYPE_STRING, {.str=NULL}, CHAR_MIN, CHAR_MAX, FLAGS },\
- { "c3_expr", "set color component #3 expression", OFFSET(params[3].expr_str), AV_OPT_TYPE_STRING, {.str=NULL}, CHAR_MIN, CHAR_MAX, FLAGS },\
- { "all_expr", "set expression for all color components", OFFSET(all_expr), AV_OPT_TYPE_STRING, {.str=NULL}, CHAR_MIN, CHAR_MAX, FLAGS },\
- { "c0_opacity", "set color component #0 opacity", OFFSET(params[0].opacity), AV_OPT_TYPE_DOUBLE, {.dbl=1}, 0, 1, FLAGS },\
- { "c1_opacity", "set color component #1 opacity", OFFSET(params[1].opacity), AV_OPT_TYPE_DOUBLE, {.dbl=1}, 0, 1, FLAGS },\
- { "c2_opacity", "set color component #2 opacity", OFFSET(params[2].opacity), AV_OPT_TYPE_DOUBLE, {.dbl=1}, 0, 1, FLAGS },\
- { "c3_opacity", "set color component #3 opacity", OFFSET(params[3].opacity), AV_OPT_TYPE_DOUBLE, {.dbl=1}, 0, 1, FLAGS },\
- { "all_opacity", "set opacity for all color components", OFFSET(all_opacity), AV_OPT_TYPE_DOUBLE, {.dbl=1}, 0, 1, FLAGS}
-
#define OFFSET(x) offsetof(BlendContext, x)
-#define FLAGS AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_VIDEO_PARAM
+#define FLAGS AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_VIDEO_PARAM|AV_OPT_FLAG_RUNTIME_PARAM
static const AVOption blend_options[] = {
- COMMON_OPTIONS,
+ { "c0_mode", "set component #0 blend mode", OFFSET(params[0].mode), AV_OPT_TYPE_INT, {.i64=0}, 0, BLEND_NB-1, FLAGS, "mode" },
+ { "c1_mode", "set component #1 blend mode", OFFSET(params[1].mode), AV_OPT_TYPE_INT, {.i64=0}, 0, BLEND_NB-1, FLAGS, "mode" },
+ { "c2_mode", "set component #2 blend mode", OFFSET(params[2].mode), AV_OPT_TYPE_INT, {.i64=0}, 0, BLEND_NB-1, FLAGS, "mode" },
+ { "c3_mode", "set component #3 blend mode", OFFSET(params[3].mode), AV_OPT_TYPE_INT, {.i64=0}, 0, BLEND_NB-1, FLAGS, "mode" },
+ { "all_mode", "set blend mode for all components", OFFSET(all_mode), AV_OPT_TYPE_INT, {.i64=-1},-1, BLEND_NB-1, FLAGS, "mode" },
+ { "addition", "", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_ADDITION}, 0, 0, FLAGS, "mode" },
+ { "addition128","", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_GRAINMERGE}, 0, 0, FLAGS, "mode" },
+ { "grainmerge", "", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_GRAINMERGE}, 0, 0, FLAGS, "mode" },
+ { "and", "", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_AND}, 0, 0, FLAGS, "mode" },
+ { "average", "", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_AVERAGE}, 0, 0, FLAGS, "mode" },
+ { "burn", "", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_BURN}, 0, 0, FLAGS, "mode" },
+ { "darken", "", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_DARKEN}, 0, 0, FLAGS, "mode" },
+ { "difference", "", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_DIFFERENCE}, 0, 0, FLAGS, "mode" },
+ { "difference128", "", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_GRAINEXTRACT}, 0, 0, FLAGS, "mode" },
+ { "grainextract", "", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_GRAINEXTRACT}, 0, 0, FLAGS, "mode" },
+ { "divide", "", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_DIVIDE}, 0, 0, FLAGS, "mode" },
+ { "dodge", "", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_DODGE}, 0, 0, FLAGS, "mode" },
+ { "exclusion", "", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_EXCLUSION}, 0, 0, FLAGS, "mode" },
+ { "extremity", "", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_EXTREMITY}, 0, 0, FLAGS, "mode" },
+ { "freeze", "", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_FREEZE}, 0, 0, FLAGS, "mode" },
+ { "glow", "", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_GLOW}, 0, 0, FLAGS, "mode" },
+ { "hardlight", "", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_HARDLIGHT}, 0, 0, FLAGS, "mode" },
+ { "hardmix", "", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_HARDMIX}, 0, 0, FLAGS, "mode" },
+ { "heat", "", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_HEAT}, 0, 0, FLAGS, "mode" },
+ { "lighten", "", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_LIGHTEN}, 0, 0, FLAGS, "mode" },
+ { "linearlight","", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_LINEARLIGHT},0, 0, FLAGS, "mode" },
+ { "multiply", "", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_MULTIPLY}, 0, 0, FLAGS, "mode" },
+ { "multiply128","", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_MULTIPLY128},0, 0, FLAGS, "mode" },
+ { "negation", "", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_NEGATION}, 0, 0, FLAGS, "mode" },
+ { "normal", "", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_NORMAL}, 0, 0, FLAGS, "mode" },
+ { "or", "", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_OR}, 0, 0, FLAGS, "mode" },
+ { "overlay", "", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_OVERLAY}, 0, 0, FLAGS, "mode" },
+ { "phoenix", "", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_PHOENIX}, 0, 0, FLAGS, "mode" },
+ { "pinlight", "", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_PINLIGHT}, 0, 0, FLAGS, "mode" },
+ { "reflect", "", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_REFLECT}, 0, 0, FLAGS, "mode" },
+ { "screen", "", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_SCREEN}, 0, 0, FLAGS, "mode" },
+ { "softlight", "", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_SOFTLIGHT}, 0, 0, FLAGS, "mode" },
+ { "subtract", "", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_SUBTRACT}, 0, 0, FLAGS, "mode" },
+ { "vividlight", "", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_VIVIDLIGHT}, 0, 0, FLAGS, "mode" },
+ { "xor", "", 0, AV_OPT_TYPE_CONST, {.i64=BLEND_XOR}, 0, 0, FLAGS, "mode" },
+ { "c0_expr", "set color component #0 expression", OFFSET(params[0].expr_str), AV_OPT_TYPE_STRING, {.str=NULL}, 0, 0, FLAGS },
+ { "c1_expr", "set color component #1 expression", OFFSET(params[1].expr_str), AV_OPT_TYPE_STRING, {.str=NULL}, 0, 0, FLAGS },
+ { "c2_expr", "set color component #2 expression", OFFSET(params[2].expr_str), AV_OPT_TYPE_STRING, {.str=NULL}, 0, 0, FLAGS },
+ { "c3_expr", "set color component #3 expression", OFFSET(params[3].expr_str), AV_OPT_TYPE_STRING, {.str=NULL}, 0, 0, FLAGS },
+ { "all_expr", "set expression for all color components", OFFSET(all_expr), AV_OPT_TYPE_STRING, {.str=NULL}, 0, 0, FLAGS },
+ { "c0_opacity", "set color component #0 opacity", OFFSET(params[0].opacity), AV_OPT_TYPE_DOUBLE, {.dbl=1}, 0, 1, FLAGS },
+ { "c1_opacity", "set color component #1 opacity", OFFSET(params[1].opacity), AV_OPT_TYPE_DOUBLE, {.dbl=1}, 0, 1, FLAGS },
+ { "c2_opacity", "set color component #2 opacity", OFFSET(params[2].opacity), AV_OPT_TYPE_DOUBLE, {.dbl=1}, 0, 1, FLAGS },
+ { "c3_opacity", "set color component #3 opacity", OFFSET(params[3].opacity), AV_OPT_TYPE_DOUBLE, {.dbl=1}, 0, 1, FLAGS },
+ { "all_opacity", "set opacity for all color components", OFFSET(all_opacity), AV_OPT_TYPE_DOUBLE, {.dbl=1}, 0, 1, FLAGS },
{ NULL }
};
COPY(top, 16)
COPY(bottom, 16)
+COPY(top, 32)
+COPY(bottom, 32)
+
#undef COPY
static void blend_normal_8bit(const uint8_t *top, ptrdiff_t top_linesize,
}
}
+static void blend_normal_32bit(const uint8_t *_top, ptrdiff_t top_linesize,
+ const uint8_t *_bottom, ptrdiff_t bottom_linesize,
+ uint8_t *_dst, ptrdiff_t dst_linesize,
+ ptrdiff_t width, ptrdiff_t height,
+ FilterParams *param, double *values, int starty)
+{
+ const float *top = (float*)_top;
+ const float *bottom = (float*)_bottom;
+ float *dst = (float*)_dst;
+ const double opacity = param->opacity;
+ int i, j;
+ dst_linesize /= 4;
+ top_linesize /= 4;
+ bottom_linesize /= 4;
+
+ for (i = 0; i < height; i++) {
+ for (j = 0; j < width; j++) {
+ dst[j] = top[j] * opacity + bottom[j] * (1. - opacity);
+ }
+ dst += dst_linesize;
+ top += top_linesize;
+ bottom += bottom_linesize;
+ }
+}
+
#define DEFINE_BLEND8(name, expr) \
static void blend_## name##_8bit(const uint8_t *top, ptrdiff_t top_linesize, \
const uint8_t *bottom, ptrdiff_t bottom_linesize, \
} \
}
+#define DEFINE_BLEND32(name, expr, depth) \
+static void blend_## name##_##depth##bit(const uint8_t *_top, ptrdiff_t top_linesize,\
+ const uint8_t *_bottom, ptrdiff_t bottom_linesize, \
+ uint8_t *_dst, ptrdiff_t dst_linesize, \
+ ptrdiff_t width, ptrdiff_t height, \
+ FilterParams *param, double *values, int starty) \
+{ \
+ const float *top = (const float*)_top; \
+ const float *bottom = (const float*)_bottom; \
+ float *dst = (float*)_dst; \
+ double opacity = param->opacity; \
+ int i, j; \
+ dst_linesize /= 4; \
+ top_linesize /= 4; \
+ bottom_linesize /= 4; \
+ \
+ for (i = 0; i < height; i++) { \
+ for (j = 0; j < width; j++) { \
+ dst[j] = top[j] + ((expr) - top[j]) * opacity; \
+ } \
+ dst += dst_linesize; \
+ top += top_linesize; \
+ bottom += bottom_linesize; \
+ } \
+}
+
#define A top[j]
#define B bottom[j]
DEFINE_BLEND16(vividlight, (A < 2048) ? BURN(2 * A, B) : DODGE(2 * (A - 2048), B), 12)
DEFINE_BLEND16(linearlight,(int)av_clip_uintp2((B < 2048) ? B + 2 * A - 4095 : B + 2 * (A - 2048), 12), 12)
+#undef MULTIPLY
+#undef SCREEN
+#undef BURN
+#undef DODGE
+
+#define MULTIPLY(x, a, b) ((x) * (((a) * (b)) / 511))
+#define SCREEN(x, a, b) (511 - (x) * ((511 - (a)) * (511 - (b)) / 511))
+#define BURN(a, b) (((a) == 0) ? (a) : FFMAX(0, 511 - ((511 - (b)) << 9) / (a)))
+#define DODGE(a, b) (((a) == 511) ? (a) : FFMIN(511, (((b) << 9) / (511 - (a)))))
+
+DEFINE_BLEND16(addition, FFMIN(511, A + B), 9)
+DEFINE_BLEND16(grainmerge, (int)av_clip_uintp2(A + B - 256, 9), 9)
+DEFINE_BLEND16(average, (A + B) / 2, 9)
+DEFINE_BLEND16(subtract, FFMAX(0, A - B), 9)
+DEFINE_BLEND16(multiply, MULTIPLY(1, A, B), 9)
+DEFINE_BLEND16(multiply128, (int)av_clip_uintp2((A - 256) * B / 64. + 256, 9), 9)
+DEFINE_BLEND16(negation, 511 - FFABS(511 - A - B), 9)
+DEFINE_BLEND16(extremity, FFABS(511 - A - B), 9)
+DEFINE_BLEND16(difference, FFABS(A - B), 9)
+DEFINE_BLEND16(grainextract, (int)av_clip_uintp2(256 + A - B, 9), 9)
+DEFINE_BLEND16(screen, SCREEN(1, A, B), 9)
+DEFINE_BLEND16(overlay, (A < 256) ? MULTIPLY(2, A, B) : SCREEN(2, A, B), 9)
+DEFINE_BLEND16(hardlight, (B < 256) ? MULTIPLY(2, B, A) : SCREEN(2, B, A), 9)
+DEFINE_BLEND16(hardmix, (A < (511 - B)) ? 0: 511, 9)
+DEFINE_BLEND16(heat, (A == 0) ? 0 : 511 - FFMIN(((511 - B) * (511 - B)) / A, 511), 9)
+DEFINE_BLEND16(freeze, (B == 0) ? 0 : 511 - FFMIN(((511 - A) * (511 - A)) / B, 511), 9)
+DEFINE_BLEND16(darken, FFMIN(A, B), 9)
+DEFINE_BLEND16(lighten, FFMAX(A, B), 9)
+DEFINE_BLEND16(divide, (int)av_clip_uintp2(B == 0 ? 511 : 511 * A / B, 9), 9)
+DEFINE_BLEND16(dodge, DODGE(A, B), 9)
+DEFINE_BLEND16(burn, BURN(A, B), 9)
+DEFINE_BLEND16(softlight, (A > 511) ? B + (511 - B) * (A - 511.5) / 511.5 * (0.5 - fabs(B - 511.5) / 511): B - B * ((511.5 - A) / 511.5) * (0.5 - fabs(B - 511.5)/511), 9)
+DEFINE_BLEND16(exclusion, A + B - 2 * A * B / 511, 9)
+DEFINE_BLEND16(pinlight, (B < 256) ? FFMIN(A, 2 * B) : FFMAX(A, 2 * (B - 256)), 9)
+DEFINE_BLEND16(phoenix, FFMIN(A, B) - FFMAX(A, B) + 511, 9)
+DEFINE_BLEND16(reflect, (B == 511) ? B : FFMIN(511, (A * A / (511 - B))), 9)
+DEFINE_BLEND16(glow, (A == 511) ? A : FFMIN(511, (B * B / (511 - A))), 9)
+DEFINE_BLEND16(and, A & B, 9)
+DEFINE_BLEND16(or, A | B, 9)
+DEFINE_BLEND16(xor, A ^ B, 9)
+DEFINE_BLEND16(vividlight, (A < 256) ? BURN(2 * A, B) : DODGE(2 * (A - 256), B), 9)
+DEFINE_BLEND16(linearlight,(int)av_clip_uintp2((B < 256) ? B + 2 * A - 511 : B + 2 * (A - 256), 9), 9)
+
+#undef MULTIPLY
+#undef SCREEN
+#undef BURN
+#undef DODGE
+
+#define MULTIPLY(x, a, b) ((x) * (((a) * (b)) / 1.0))
+#define SCREEN(x, a, b) (1.0 - (x) * ((1.0 - (a)) * (1.0 - (b)) / 1.0))
+#define BURN(a, b) (((a) <= 0.0) ? (a) : FFMAX(0.0, 1.0 - (1.0 - (b)) / (a)))
+#define DODGE(a, b) (((a) >= 1.0) ? (a) : FFMIN(1.0, ((b) / (1.0 - (a)))))
+
+DEFINE_BLEND32(addition, A + B, 32)
+DEFINE_BLEND32(grainmerge, A + B - 0.5, 32)
+DEFINE_BLEND32(average, (A + B) / 2, 32)
+DEFINE_BLEND32(subtract, A - B, 32)
+DEFINE_BLEND32(multiply, A * B, 32)
+DEFINE_BLEND32(multiply128, (A - 0.5) * B / 0.125 + 0.5, 32)
+DEFINE_BLEND32(negation, 1.0 - FFABS(1.0 - A - B), 32)
+DEFINE_BLEND32(extremity, FFABS(1.0 - A - B), 32)
+DEFINE_BLEND32(difference, FFABS(A - B), 32)
+DEFINE_BLEND32(grainextract, 0.5 + A - B, 32)
+DEFINE_BLEND32(screen, SCREEN(1, A, B), 32)
+DEFINE_BLEND32(overlay, (A < 0.5) ? MULTIPLY(2, A, B) : SCREEN(2, A, B), 32)
+DEFINE_BLEND32(hardlight, (B < 0.5) ? MULTIPLY(2, B, A) : SCREEN(2, B, A), 32)
+DEFINE_BLEND32(hardmix, (A < (1.0 - B)) ? 0: 1.0, 32)
+DEFINE_BLEND32(heat, (A == 0) ? 0 : 1.0 - FFMIN(((1.0 - B) * (1.0 - B)) / A, 1.0), 32)
+DEFINE_BLEND32(freeze, (B == 0) ? 0 : 1.0 - FFMIN(((1.0 - A) * (1.0 - A)) / B, 1.0), 32)
+DEFINE_BLEND32(darken, FFMIN(A, B), 32)
+DEFINE_BLEND32(lighten, FFMAX(A, B), 32)
+DEFINE_BLEND32(divide, B == 0 ? 1.0 : 1.0 * A / B, 32)
+DEFINE_BLEND32(dodge, DODGE(A, B), 32)
+DEFINE_BLEND32(burn, BURN(A, B), 32)
+DEFINE_BLEND32(softlight, (A > 0.5) ? B + (1.0 - B) * (A - 0.5) / 0.5 * (0.5 - fabs(B - 0.5) / 1.0): B - B * ((0.5 - A) / 0.5) * (0.5 - fabs(B - 0.5)/1.0), 32)
+DEFINE_BLEND32(exclusion, A + B - 2 * A * B / 1.0, 32)
+DEFINE_BLEND32(pinlight, (B < 0.5) ? FFMIN(A, 2 * B) : FFMAX(A, 2 * (B - 0.5)), 32)
+DEFINE_BLEND32(phoenix, FFMIN(A, B) - FFMAX(A, B) + 1.0, 32)
+DEFINE_BLEND32(reflect, (B == 1.0) ? B : FFMIN(1.0, (A * A / (1.0 - B))), 32)
+DEFINE_BLEND32(glow, (A == 1.0) ? A : FFMIN(1.0, (B * B / (1.0 - A))), 32)
+DEFINE_BLEND32(and, av_int2float(av_float2int(A) & av_float2int(B)), 32)
+DEFINE_BLEND32(or, av_int2float(av_float2int(A) | av_float2int(B)), 32)
+DEFINE_BLEND32(xor, av_int2float(av_float2int(A) ^ av_float2int(B)), 32)
+DEFINE_BLEND32(vividlight, (A < 0.5) ? BURN(2 * A, B) : DODGE(2 * (A - 0.5), B), 32)
+DEFINE_BLEND32(linearlight,(B < 0.5) ? B + 2 * A - 1.0 : B + 2 * (A - 0.5), 32)
+
#define DEFINE_BLEND_EXPR(type, name, div) \
static void blend_expr_## name(const uint8_t *_top, ptrdiff_t top_linesize, \
const uint8_t *_bottom, ptrdiff_t bottom_linesize, \
DEFINE_BLEND_EXPR(uint8_t, 8bit, 1)
DEFINE_BLEND_EXPR(uint16_t, 16bit, 2)
+DEFINE_BLEND_EXPR(float, 32bit, 4)
static int filter_slice(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
{
AV_PIX_FMT_YUVJ444P, AV_PIX_FMT_YUVJ440P, AV_PIX_FMT_YUVJ422P,AV_PIX_FMT_YUVJ420P, AV_PIX_FMT_YUVJ411P,
AV_PIX_FMT_YUV444P, AV_PIX_FMT_YUV440P, AV_PIX_FMT_YUV422P, AV_PIX_FMT_YUV420P, AV_PIX_FMT_YUV411P, AV_PIX_FMT_YUV410P,
AV_PIX_FMT_GBRP, AV_PIX_FMT_GBRAP, AV_PIX_FMT_GRAY8,
+ AV_PIX_FMT_YUV420P9, AV_PIX_FMT_YUV422P9, AV_PIX_FMT_YUV444P9,
+ AV_PIX_FMT_YUVA420P9, AV_PIX_FMT_YUVA422P9, AV_PIX_FMT_YUVA444P9, AV_PIX_FMT_GBRP9,
AV_PIX_FMT_YUV420P10, AV_PIX_FMT_YUV422P10, AV_PIX_FMT_YUV444P10, AV_PIX_FMT_YUV440P10,
AV_PIX_FMT_YUVA420P10, AV_PIX_FMT_YUVA422P10, AV_PIX_FMT_YUVA444P10,
AV_PIX_FMT_GBRP10, AV_PIX_FMT_GBRAP10, AV_PIX_FMT_GRAY10,
AV_PIX_FMT_YUV420P12, AV_PIX_FMT_YUV422P12, AV_PIX_FMT_YUV444P12, AV_PIX_FMT_YUV440P12,
+ AV_PIX_FMT_YUVA422P12, AV_PIX_FMT_YUVA444P12,
AV_PIX_FMT_GBRP12, AV_PIX_FMT_GBRAP12, AV_PIX_FMT_GRAY12,
AV_PIX_FMT_YUV420P16, AV_PIX_FMT_YUV422P16, AV_PIX_FMT_YUV444P16,
AV_PIX_FMT_YUVA420P16, AV_PIX_FMT_YUVA422P16, AV_PIX_FMT_YUVA444P16,
AV_PIX_FMT_GBRP16, AV_PIX_FMT_GBRAP16, AV_PIX_FMT_GRAY16,
+ AV_PIX_FMT_GBRPF32, AV_PIX_FMT_GBRAPF32, AV_PIX_FMT_GRAYF32,
AV_PIX_FMT_NONE
};
av_expr_free(s->params[i].e);
}
+#define DEFINE_INIT_BLEND_FUNC(depth, nbits) \
+static av_cold void init_blend_func_##depth##_##nbits##bit(FilterParams *param) \
+{ \
+ switch (param->mode) { \
+ case BLEND_ADDITION: param->blend = blend_addition_##depth##bit; break; \
+ case BLEND_GRAINMERGE: param->blend = blend_grainmerge_##depth##bit; break; \
+ case BLEND_AND: param->blend = blend_and_##depth##bit; break; \
+ case BLEND_AVERAGE: param->blend = blend_average_##depth##bit; break; \
+ case BLEND_BURN: param->blend = blend_burn_##depth##bit; break; \
+ case BLEND_DARKEN: param->blend = blend_darken_##depth##bit; break; \
+ case BLEND_DIFFERENCE: param->blend = blend_difference_##depth##bit; break; \
+ case BLEND_GRAINEXTRACT: param->blend = blend_grainextract_##depth##bit; break; \
+ case BLEND_DIVIDE: param->blend = blend_divide_##depth##bit; break; \
+ case BLEND_DODGE: param->blend = blend_dodge_##depth##bit; break; \
+ case BLEND_EXCLUSION: param->blend = blend_exclusion_##depth##bit; break; \
+ case BLEND_EXTREMITY: param->blend = blend_extremity_##depth##bit; break; \
+ case BLEND_FREEZE: param->blend = blend_freeze_##depth##bit; break; \
+ case BLEND_GLOW: param->blend = blend_glow_##depth##bit; break; \
+ case BLEND_HARDLIGHT: param->blend = blend_hardlight_##depth##bit; break; \
+ case BLEND_HARDMIX: param->blend = blend_hardmix_##depth##bit; break; \
+ case BLEND_HEAT: param->blend = blend_heat_##depth##bit; break; \
+ case BLEND_LIGHTEN: param->blend = blend_lighten_##depth##bit; break; \
+ case BLEND_LINEARLIGHT: param->blend = blend_linearlight_##depth##bit; break; \
+ case BLEND_MULTIPLY: param->blend = blend_multiply_##depth##bit; break; \
+ case BLEND_MULTIPLY128: param->blend = blend_multiply128_##depth##bit; break; \
+ case BLEND_NEGATION: param->blend = blend_negation_##depth##bit; break; \
+ case BLEND_NORMAL: param->blend = blend_normal_##nbits##bit; break; \
+ case BLEND_OR: param->blend = blend_or_##depth##bit; break; \
+ case BLEND_OVERLAY: param->blend = blend_overlay_##depth##bit; break; \
+ case BLEND_PHOENIX: param->blend = blend_phoenix_##depth##bit; break; \
+ case BLEND_PINLIGHT: param->blend = blend_pinlight_##depth##bit; break; \
+ case BLEND_REFLECT: param->blend = blend_reflect_##depth##bit; break; \
+ case BLEND_SCREEN: param->blend = blend_screen_##depth##bit; break; \
+ case BLEND_SOFTLIGHT: param->blend = blend_softlight_##depth##bit; break; \
+ case BLEND_SUBTRACT: param->blend = blend_subtract_##depth##bit; break; \
+ case BLEND_VIVIDLIGHT: param->blend = blend_vividlight_##depth##bit; break; \
+ case BLEND_XOR: param->blend = blend_xor_##depth##bit; break; \
+ } \
+}
+DEFINE_INIT_BLEND_FUNC(8, 8)
+DEFINE_INIT_BLEND_FUNC(9, 16)
+DEFINE_INIT_BLEND_FUNC(10, 16)
+DEFINE_INIT_BLEND_FUNC(12, 16)
+DEFINE_INIT_BLEND_FUNC(16, 16)
+DEFINE_INIT_BLEND_FUNC(32, 32)
+
void ff_blend_init(FilterParams *param, int depth)
{
switch (depth) {
case 8:
- switch (param->mode) {
- case BLEND_ADDITION: param->blend = blend_addition_8bit; break;
- case BLEND_GRAINMERGE: param->blend = blend_grainmerge_8bit; break;
- case BLEND_AND: param->blend = blend_and_8bit; break;
- case BLEND_AVERAGE: param->blend = blend_average_8bit; break;
- case BLEND_BURN: param->blend = blend_burn_8bit; break;
- case BLEND_DARKEN: param->blend = blend_darken_8bit; break;
- case BLEND_DIFFERENCE: param->blend = blend_difference_8bit; break;
- case BLEND_GRAINEXTRACT: param->blend = blend_grainextract_8bit; break;
- case BLEND_DIVIDE: param->blend = blend_divide_8bit; break;
- case BLEND_DODGE: param->blend = blend_dodge_8bit; break;
- case BLEND_EXCLUSION: param->blend = blend_exclusion_8bit; break;
- case BLEND_EXTREMITY: param->blend = blend_extremity_8bit; break;
- case BLEND_FREEZE: param->blend = blend_freeze_8bit; break;
- case BLEND_GLOW: param->blend = blend_glow_8bit; break;
- case BLEND_HARDLIGHT: param->blend = blend_hardlight_8bit; break;
- case BLEND_HARDMIX: param->blend = blend_hardmix_8bit; break;
- case BLEND_HEAT: param->blend = blend_heat_8bit; break;
- case BLEND_LIGHTEN: param->blend = blend_lighten_8bit; break;
- case BLEND_LINEARLIGHT:param->blend = blend_linearlight_8bit;break;
- case BLEND_MULTIPLY: param->blend = blend_multiply_8bit; break;
- case BLEND_MULTIPLY128:param->blend = blend_multiply128_8bit;break;
- case BLEND_NEGATION: param->blend = blend_negation_8bit; break;
- case BLEND_NORMAL: param->blend = param->opacity == 1 ? blend_copytop_8 :
- param->opacity == 0 ? blend_copybottom_8 :
- blend_normal_8bit; break;
- case BLEND_OR: param->blend = blend_or_8bit; break;
- case BLEND_OVERLAY: param->blend = blend_overlay_8bit; break;
- case BLEND_PHOENIX: param->blend = blend_phoenix_8bit; break;
- case BLEND_PINLIGHT: param->blend = blend_pinlight_8bit; break;
- case BLEND_REFLECT: param->blend = blend_reflect_8bit; break;
- case BLEND_SCREEN: param->blend = blend_screen_8bit; break;
- case BLEND_SOFTLIGHT: param->blend = blend_softlight_8bit; break;
- case BLEND_SUBTRACT: param->blend = blend_subtract_8bit; break;
- case BLEND_VIVIDLIGHT: param->blend = blend_vividlight_8bit; break;
- case BLEND_XOR: param->blend = blend_xor_8bit; break;
- }
+ init_blend_func_8_8bit(param);
+ break;
+ case 9:
+ init_blend_func_9_16bit(param);
break;
case 10:
- switch (param->mode) {
- case BLEND_ADDITION: param->blend = blend_addition_10bit; break;
- case BLEND_GRAINMERGE: param->blend = blend_grainmerge_10bit; break;
- case BLEND_AND: param->blend = blend_and_10bit; break;
- case BLEND_AVERAGE: param->blend = blend_average_10bit; break;
- case BLEND_BURN: param->blend = blend_burn_10bit; break;
- case BLEND_DARKEN: param->blend = blend_darken_10bit; break;
- case BLEND_DIFFERENCE: param->blend = blend_difference_10bit; break;
- case BLEND_GRAINEXTRACT: param->blend = blend_grainextract_10bit; break;
- case BLEND_DIVIDE: param->blend = blend_divide_10bit; break;
- case BLEND_DODGE: param->blend = blend_dodge_10bit; break;
- case BLEND_EXCLUSION: param->blend = blend_exclusion_10bit; break;
- case BLEND_EXTREMITY: param->blend = blend_extremity_10bit; break;
- case BLEND_FREEZE: param->blend = blend_freeze_10bit; break;
- case BLEND_GLOW: param->blend = blend_glow_10bit; break;
- case BLEND_HARDLIGHT: param->blend = blend_hardlight_10bit; break;
- case BLEND_HARDMIX: param->blend = blend_hardmix_10bit; break;
- case BLEND_HEAT: param->blend = blend_heat_10bit; break;
- case BLEND_LIGHTEN: param->blend = blend_lighten_10bit; break;
- case BLEND_LINEARLIGHT:param->blend = blend_linearlight_10bit;break;
- case BLEND_MULTIPLY: param->blend = blend_multiply_10bit; break;
- case BLEND_MULTIPLY128:param->blend = blend_multiply128_10bit;break;
- case BLEND_NEGATION: param->blend = blend_negation_10bit; break;
- case BLEND_NORMAL: param->blend = param->opacity == 1 ? blend_copytop_16 :
- param->opacity == 0 ? blend_copybottom_16 :
- blend_normal_16bit; break;
- case BLEND_OR: param->blend = blend_or_10bit; break;
- case BLEND_OVERLAY: param->blend = blend_overlay_10bit; break;
- case BLEND_PHOENIX: param->blend = blend_phoenix_10bit; break;
- case BLEND_PINLIGHT: param->blend = blend_pinlight_10bit; break;
- case BLEND_REFLECT: param->blend = blend_reflect_10bit; break;
- case BLEND_SCREEN: param->blend = blend_screen_10bit; break;
- case BLEND_SOFTLIGHT: param->blend = blend_softlight_10bit; break;
- case BLEND_SUBTRACT: param->blend = blend_subtract_10bit; break;
- case BLEND_VIVIDLIGHT: param->blend = blend_vividlight_10bit;break;
- case BLEND_XOR: param->blend = blend_xor_10bit; break;
- }
+ init_blend_func_10_16bit(param);
break;
case 12:
- switch (param->mode) {
- case BLEND_ADDITION: param->blend = blend_addition_12bit; break;
- case BLEND_GRAINMERGE: param->blend = blend_grainmerge_12bit; break;
- case BLEND_AND: param->blend = blend_and_12bit; break;
- case BLEND_AVERAGE: param->blend = blend_average_12bit; break;
- case BLEND_BURN: param->blend = blend_burn_12bit; break;
- case BLEND_DARKEN: param->blend = blend_darken_12bit; break;
- case BLEND_DIFFERENCE: param->blend = blend_difference_12bit; break;
- case BLEND_GRAINEXTRACT: param->blend = blend_grainextract_12bit; break;
- case BLEND_DIVIDE: param->blend = blend_divide_12bit; break;
- case BLEND_DODGE: param->blend = blend_dodge_12bit; break;
- case BLEND_EXCLUSION: param->blend = blend_exclusion_12bit; break;
- case BLEND_EXTREMITY: param->blend = blend_extremity_12bit; break;
- case BLEND_FREEZE: param->blend = blend_freeze_12bit; break;
- case BLEND_GLOW: param->blend = blend_glow_12bit; break;
- case BLEND_HARDLIGHT: param->blend = blend_hardlight_12bit; break;
- case BLEND_HARDMIX: param->blend = blend_hardmix_12bit; break;
- case BLEND_HEAT: param->blend = blend_heat_12bit; break;
- case BLEND_LIGHTEN: param->blend = blend_lighten_12bit; break;
- case BLEND_LINEARLIGHT:param->blend = blend_linearlight_12bit;break;
- case BLEND_MULTIPLY: param->blend = blend_multiply_12bit; break;
- case BLEND_MULTIPLY128:param->blend = blend_multiply128_12bit;break;
- case BLEND_NEGATION: param->blend = blend_negation_12bit; break;
- case BLEND_NORMAL: param->blend = param->opacity == 1 ? blend_copytop_16 :
- param->opacity == 0 ? blend_copybottom_16 :
- blend_normal_16bit; break;
- case BLEND_OR: param->blend = blend_or_12bit; break;
- case BLEND_OVERLAY: param->blend = blend_overlay_12bit; break;
- case BLEND_PHOENIX: param->blend = blend_phoenix_12bit; break;
- case BLEND_PINLIGHT: param->blend = blend_pinlight_12bit; break;
- case BLEND_REFLECT: param->blend = blend_reflect_12bit; break;
- case BLEND_SCREEN: param->blend = blend_screen_12bit; break;
- case BLEND_SOFTLIGHT: param->blend = blend_softlight_12bit; break;
- case BLEND_SUBTRACT: param->blend = blend_subtract_12bit; break;
- case BLEND_VIVIDLIGHT: param->blend = blend_vividlight_12bit;break;
- case BLEND_XOR: param->blend = blend_xor_12bit; break;
- }
+ init_blend_func_12_16bit(param);
break;
case 16:
- switch (param->mode) {
- case BLEND_ADDITION: param->blend = blend_addition_16bit; break;
- case BLEND_GRAINMERGE: param->blend = blend_grainmerge_16bit; break;
- case BLEND_AND: param->blend = blend_and_16bit; break;
- case BLEND_AVERAGE: param->blend = blend_average_16bit; break;
- case BLEND_BURN: param->blend = blend_burn_16bit; break;
- case BLEND_DARKEN: param->blend = blend_darken_16bit; break;
- case BLEND_DIFFERENCE: param->blend = blend_difference_16bit; break;
- case BLEND_GRAINEXTRACT: param->blend = blend_grainextract_16bit; break;
- case BLEND_DIVIDE: param->blend = blend_divide_16bit; break;
- case BLEND_DODGE: param->blend = blend_dodge_16bit; break;
- case BLEND_EXCLUSION: param->blend = blend_exclusion_16bit; break;
- case BLEND_EXTREMITY: param->blend = blend_extremity_16bit; break;
- case BLEND_FREEZE: param->blend = blend_freeze_16bit; break;
- case BLEND_GLOW: param->blend = blend_glow_16bit; break;
- case BLEND_HARDLIGHT: param->blend = blend_hardlight_16bit; break;
- case BLEND_HARDMIX: param->blend = blend_hardmix_16bit; break;
- case BLEND_HEAT: param->blend = blend_heat_16bit; break;
- case BLEND_LIGHTEN: param->blend = blend_lighten_16bit; break;
- case BLEND_LINEARLIGHT:param->blend = blend_linearlight_16bit;break;
- case BLEND_MULTIPLY: param->blend = blend_multiply_16bit; break;
- case BLEND_MULTIPLY128:param->blend = blend_multiply128_16bit;break;
- case BLEND_NEGATION: param->blend = blend_negation_16bit; break;
- case BLEND_NORMAL: param->blend = param->opacity == 1 ? blend_copytop_16 :
- param->opacity == 0 ? blend_copybottom_16 :
- blend_normal_16bit; break;
- case BLEND_OR: param->blend = blend_or_16bit; break;
- case BLEND_OVERLAY: param->blend = blend_overlay_16bit; break;
- case BLEND_PHOENIX: param->blend = blend_phoenix_16bit; break;
- case BLEND_PINLIGHT: param->blend = blend_pinlight_16bit; break;
- case BLEND_REFLECT: param->blend = blend_reflect_16bit; break;
- case BLEND_SCREEN: param->blend = blend_screen_16bit; break;
- case BLEND_SOFTLIGHT: param->blend = blend_softlight_16bit; break;
- case BLEND_SUBTRACT: param->blend = blend_subtract_16bit; break;
- case BLEND_VIVIDLIGHT: param->blend = blend_vividlight_16bit;break;
- case BLEND_XOR: param->blend = blend_xor_16bit; break;
- }
+ init_blend_func_16_16bit(param);
+ break;
+ case 32:
+ init_blend_func_32_32bit(param);
break;
}
if (param->opacity == 0 && param->mode != BLEND_NORMAL) {
- param->blend = depth > 8 ? blend_copytop_16 : blend_copytop_8;
+ param->blend = depth > 8 ? depth > 16 ? blend_copytop_32 : blend_copytop_16 : blend_copytop_8;
+ } else if (param->mode == BLEND_NORMAL) {
+ if (param->opacity == 1)
+ param->blend = depth > 8 ? depth > 16 ? blend_copytop_32 : blend_copytop_16 : blend_copytop_8;
+ else if (param->opacity == 0)
+ param->blend = depth > 8 ? depth > 16 ? blend_copybottom_32 : blend_copybottom_16 : blend_copybottom_8;
}
if (ARCH_X86)
ff_blend_init_x86(param, depth);
}
+static int config_params(AVFilterContext *ctx)
+{
+ BlendContext *s = ctx->priv;
+ int ret;
+
+ for (int plane = 0; plane < FF_ARRAY_ELEMS(s->params); plane++) {
+ FilterParams *param = &s->params[plane];
+
+ if (s->all_mode >= 0)
+ param->mode = s->all_mode;
+ if (s->all_opacity < 1)
+ param->opacity = s->all_opacity;
+
+ ff_blend_init(param, s->depth);
+
+ if (s->all_expr && !param->expr_str) {
+ param->expr_str = av_strdup(s->all_expr);
+ if (!param->expr_str)
+ return AVERROR(ENOMEM);
+ }
+ if (param->expr_str) {
+ ret = av_expr_parse(¶m->e, param->expr_str, var_names,
+ NULL, NULL, NULL, NULL, 0, ctx);
+ if (ret < 0)
+ return ret;
+ param->blend = s->depth > 8 ? s->depth > 16 ? blend_expr_32bit : blend_expr_16bit : blend_expr_8bit;
+ }
+ }
+
+ return 0;
+}
+
static int config_output(AVFilterLink *outlink)
{
AVFilterContext *ctx = outlink->src;
AVFilterLink *toplink = ctx->inputs[TOP];
BlendContext *s = ctx->priv;
const AVPixFmtDescriptor *pix_desc = av_pix_fmt_desc_get(toplink->format);
- int ret, plane;
+ int ret;
if (!s->tblend) {
AVFilterLink *bottomlink = ctx->inputs[BOTTOM];
if ((ret = ff_framesync_init_dualinput(&s->fs, ctx)) < 0)
return ret;
- for (plane = 0; plane < FF_ARRAY_ELEMS(s->params); plane++) {
- FilterParams *param = &s->params[plane];
+ ret = config_params(ctx);
+ if (ret < 0)
+ return ret;
- if (s->all_mode >= 0)
- param->mode = s->all_mode;
- if (s->all_opacity < 1)
- param->opacity = s->all_opacity;
+ if (s->tblend)
+ return 0;
- ff_blend_init(param, s->depth);
+ ret = ff_framesync_configure(&s->fs);
+ outlink->time_base = s->fs.time_base;
- if (s->all_expr && !param->expr_str) {
- param->expr_str = av_strdup(s->all_expr);
- if (!param->expr_str)
- return AVERROR(ENOMEM);
- }
- if (param->expr_str) {
- ret = av_expr_parse(¶m->e, param->expr_str, var_names,
- NULL, NULL, NULL, NULL, 0, ctx);
- if (ret < 0)
- return ret;
- param->blend = s->depth > 8 ? blend_expr_16bit : blend_expr_8bit;
- }
- }
+ return ret;
+}
+
+static int process_command(AVFilterContext *ctx, const char *cmd, const char *args,
+ char *res, int res_len, int flags)
+{
+ int ret;
+
+ ret = ff_filter_process_command(ctx, cmd, args, res, res_len, flags);
+ if (ret < 0)
+ return ret;
- return s->tblend ? 0 : ff_framesync_configure(&s->fs);
+ return config_params(ctx);
}
#if CONFIG_BLEND_FILTER
.outputs = blend_outputs,
.priv_class = &blend_class,
.flags = AVFILTER_FLAG_SUPPORT_TIMELINE_INTERNAL | AVFILTER_FLAG_SLICE_THREADS,
+ .process_command = process_command,
};
#endif
return 0;
}
-static const AVOption tblend_options[] = {
- COMMON_OPTIONS,
- { NULL }
-};
-
+#define tblend_options blend_options
AVFILTER_DEFINE_CLASS(tblend);
static const AVFilterPad tblend_inputs[] = {
.inputs = tblend_inputs,
.outputs = tblend_outputs,
.flags = AVFILTER_FLAG_SUPPORT_TIMELINE_INTERNAL | AVFILTER_FLAG_SLICE_THREADS,
+ .process_command = process_command,
};
#endif