Showing the changes to libavfilter (1 of 1 file). Show all
Unified · Split
| @@ -160,29 +160,38 @@ static void draw_line(AudioVectorScopeContext *s, int x0, int y0, int x1, int y1 · 159 unmodified lines | ||
| 160 | 160 | } |
| 161 | 161 | } |
| 162 | 162 | |
| 163 | −static void fade(AudioVectorScopeContext *s) | |
| 163 | +static int fade(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs) | |
| 164 | 164 | { |
| 165 | + AudioVectorScopeContext *s = ctx->priv; | |
| 165 | 166 | const int linesize = s->outpicref->linesize[0]; |
| 166 | − int i, j; | |
| 167 | − | |
| 168 | − if (s->fade[0] = 255 && s->fade[1] == 255 && s->fade[2] == 255) { | |
| 169 | − for (int i = 0; i < s->outpicref->height; i++) | |
| 170 | − memset(s->outpicref->data[0] + i * s->outpicref->linesize[0], 0, s->outpicref->width * 4); | |
| 171 | − return; | |
| 167 | + const int height = s->outpicref->height; | |
| 168 | + const int slice_start = (height * jobnr ) / nb_jobs; | |
| 169 | + const int slice_end = (height * (jobnr+1)) / nb_jobs; | |
| 170 | + | |
| 171 | + if (s->fade[0] == 255 && s->fade[1] == 255 && s->fade[2] == 255) { | |
| 172 | + for (int i = slice_start; i < slice_end; i++) | |
| 173 | + memset(s->outpicref->data[0] + i * linesize, 0, s->outpicref->width * 4); | |
| 174 | + return 0; | |
| 172 | 175 | } |
| 173 | 176 | |
| 174 | 177 | if (s->fade[0] || s->fade[1] || s->fade[2]) { |
| 175 | − uint8_t *d = s->outpicref->data[0]; | |
| 176 | − for (i = 0; i < s->h; i++) { | |
| 177 | − for (j = 0; j < s->w*4; j+=4) { | |
| 178 | − d[j+0] = FFMAX(d[j+0] - s->fade[0], 0); | |
| 179 | − d[j+1] = FFMAX(d[j+1] - s->fade[1], 0); | |
| 180 | − d[j+2] = FFMAX(d[j+2] - s->fade[2], 0); | |
| 181 | − d[j+3] = FFMAX(d[j+3] - s->fade[3], 0); | |
| 178 | + uint8_t *d = s->outpicref->data[0] + slice_start * linesize; | |
| 179 | + for (int i = slice_start; i < slice_end; i++) { | |
| 180 | + for (int j = 0; j < s->w*4; j+=4) { | |
| 181 | + if (d[j+0]) | |
| 182 | + d[j+0] = FFMAX(d[j+0] - s->fade[0], 0); | |
| 183 | + if (d[j+1]) | |
| 184 | + d[j+1] = FFMAX(d[j+1] - s->fade[1], 0); | |
| 185 | + if (d[j+2]) | |
| 186 | + d[j+2] = FFMAX(d[j+2] - s->fade[2], 0); | |
| 187 | + if (d[j+3]) | |
| 188 | + d[j+3] = FFMAX(d[j+3] - s->fade[3], 0); | |
| 182 | 189 | } |
| 183 | 190 | d += linesize; |
| 184 | 191 | } |
| 185 | 192 | } |
| 193 | + | |
| 194 | + return 0; | |
| 186 | 195 | } |
| 187 | 196 | |
| 188 | 197 | static int query_formats(AVFilterContext *ctx) |
| @@ -265,7 +274,7 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *insamples) · 76 unmodified lines | ||
| 265 | 274 | } |
| 266 | 275 | s->outpicref->pts = insamples->pts; |
| 267 | 276 | |
| 268 | − fade(s); | |
| 277 | + ff_filter_execute(ctx, fade, NULL, NULL, FFMIN(outlink->h, ff_filter_get_nb_threads(ctx))); | |
| 269 | 278 | |
| 270 | 279 | if (zoom < 1) { |
| 271 | 280 | float max = 0; |
| @@ -429,4 +438,5 @@ const AVFilter ff_avf_avectorscope = { · 157 unmodified lines | ||
| 429 | 438 | FILTER_INPUTS(audiovectorscope_inputs), |
| 430 | 439 | FILTER_OUTPUTS(audiovectorscope_outputs), |
| 431 | 440 | .priv_class = &avectorscope_class, |
| 441 | + .flags = AVFILTER_FLAG_SLICE_THREADS, | |
| 432 | 442 | }; |