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Code Issues Releases Activity

avfilter/vf_w3fdif: reduce overhead calling execute for every plane

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This commit is contained in:
Paul B Mahol 2021-01-22 13:27:06 +01:00
parent 07a18ff477
commit ff9bf372f7
1 changed files with 14 additions and 8 deletions
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22
libavfilter/vf_w3fdif.c
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@ -359,17 +359,16 @@ static const int16_t coef_hf[2][5] = {{ -2048, 4096, -2048, 0, 0},
typedef struct ThreadData {
AVFrame *out, *cur, *adj;
int plane;
} ThreadData;
static int deinterlace_slice(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
static int deinterlace_plane_slice(AVFilterContext *ctx, void *arg,
int jobnr, int nb_jobs, int plane)
{
W3FDIFContext *s = ctx->priv;
ThreadData *td = arg;
AVFrame *out = td->out;
AVFrame *cur = td->cur;
AVFrame *adj = td->adj;
const int plane = td->plane;
const int filter = s->filter;
uint8_t *in_line, *in_lines_cur[5], *in_lines_adj[5];
uint8_t *out_line, *out_pixel;
@ -470,13 +469,23 @@ static int deinterlace_slice(AVFilterContext *ctx, void *arg, int jobnr, int nb_
return 0;
}
static int deinterlace_slice(AVFilterContext *ctx, void *arg,
int jobnr, int nb_jobs)
{
W3FDIFContext *s = ctx->priv;
for (int p = 0; p < s->nb_planes; p++)
deinterlace_plane_slice(ctx, arg, jobnr, nb_jobs, p);
return 0;
}
static int filter(AVFilterContext *ctx, int is_second)
{
W3FDIFContext *s = ctx->priv;
AVFilterLink *outlink = ctx->outputs[0];
AVFrame *out, *adj;
ThreadData td;
int plane;
out = ff_get_video_buffer(outlink, outlink->w, outlink->h);
if (!out)
@ -500,10 +509,7 @@ static int filter(AVFilterContext *ctx, int is_second)
adj = s->field ? s->next : s->prev;
td.out = out; td.cur = s->cur; td.adj = adj;
for (plane = 0; plane < s->nb_planes; plane++) {
td.plane = plane;
ctx->internal->execute(ctx, deinterlace_slice, &td, NULL, FFMIN(s->planeheight[plane], s->nb_threads));
}
ctx->internal->execute(ctx, deinterlace_slice, &td, NULL, FFMIN(s->planeheight[1], s->nb_threads));
if (s->mode)
s->field = !s->field;