mirror of
https://github.com/FFmpeg/FFmpeg.git
synced 2025-01-29 22:00:58 +02:00
avfilter/vf_morpho: add slice threading support
This commit is contained in:
Paul B Mahol
parent
df886171a6
commit
1eed7f6562
@ -95,6 +95,8 @@ typedef struct chord_set {
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unsigned nb_elements;
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} chord_set;
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#define MAX_THREADS 64
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typedef struct MorphoContext {
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const AVClass *class;
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FFFrameSync fs;
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@ -102,7 +104,7 @@ typedef struct MorphoContext {
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chord_set SE[4];
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IPlane SEimg[4];
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IPlane g[4], f[4], h[4];
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LUT Ty[2][4];
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LUT Ty[MAX_THREADS][2][4];
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int mode;
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int planes;
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@ -460,14 +462,14 @@ static void line_erode(IPlane *g, LUT *Ty, chord_set *SE, int y, int tid)
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}
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}
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static int dilate(IPlane *g, IPlane *f, chord_set *SE, LUT *Ty)
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static int dilate(IPlane *g, IPlane *f, chord_set *SE, LUT *Ty, int y0, int y1)
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{
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int ret = compute_max_lut(Ty, f, SE, 0, 1);
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int ret = compute_max_lut(Ty, f, SE, y0, 1);
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if (ret < 0)
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return ret;
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line_dilate(g, Ty, SE, 0, 0);
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for (int y = 1; y < f->h; y++) {
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line_dilate(g, Ty, SE, y0, 0);
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for (int y = y0 + 1; y < y1; y++) {
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update_max_lut(f, Ty, SE, y, 0, 1);
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line_dilate(g, Ty, SE, y, 0);
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}
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@ -475,14 +477,14 @@ static int dilate(IPlane *g, IPlane *f, chord_set *SE, LUT *Ty)
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return 0;
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}
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static int erode(IPlane *g, IPlane *f, chord_set *SE, LUT *Ty)
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static int erode(IPlane *g, IPlane *f, chord_set *SE, LUT *Ty, int y0, int y1)
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{
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int ret = compute_min_lut(Ty, f, SE, 0, 1);
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int ret = compute_min_lut(Ty, f, SE, y0, 1);
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if (ret < 0)
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return ret;
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line_erode(g, Ty, SE, 0, 0);
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for (int y = 1; y < f->h; y++) {
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line_erode(g, Ty, SE, y0, 0);
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for (int y = y0 + 1; y < y1; y++) {
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update_min_lut(f, Ty, SE, y, 0, 1);
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line_erode(g, Ty, SE, y, 0);
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}
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@ -490,15 +492,15 @@ static int erode(IPlane *g, IPlane *f, chord_set *SE, LUT *Ty)
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return 0;
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}
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static void difference(IPlane *g, IPlane *f)
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static void difference(IPlane *g, IPlane *f, int y0, int y1)
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{
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for (int y = 0; y < f->h; y++)
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for (int y = y0; y < y1; y++)
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f->diff_in_place(g->img[y], f->img[y], f->w);
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}
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static void difference2(IPlane *g, IPlane *f)
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static void difference2(IPlane *g, IPlane *f, int y0, int y1)
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{
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for (int y = 0; y < f->h; y++)
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for (int y = y0; y < y1; y++)
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f->diff_rin_place(g->img[y], f->img[y], f->w);
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}
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@ -785,12 +787,133 @@ static int activate(AVFilterContext *ctx)
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return ff_framesync_activate(&s->fs);
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}
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typedef struct ThreadData {
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AVFrame *in, *out;
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} ThreadData;
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static int morpho_slice(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
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{
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MorphoContext *s = ctx->priv;
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ThreadData *td = arg;
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AVFrame *out = td->out;
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AVFrame *in = td->in;
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int ret;
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for (int p = 0; p < s->nb_planes; p++) {
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const int width = s->planewidth[p];
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const int height = s->planeheight[p];
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const int y0 = (height * jobnr ) / nb_jobs;
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const int y1 = (height * (jobnr+1)) / nb_jobs;
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const int depth = s->depth;
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if (ctx->is_disabled || !(s->planes & (1 << p))) {
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copy:
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av_image_copy_plane(out->data[p] + y0 * out->linesize[p],
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out->linesize[p],
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in->data[p] + y0 * in->linesize[p],
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in->linesize[p],
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width * ((depth + 7) / 8),
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y1 - y0);
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continue;
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}
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if (s->SE[p].minX == INT16_MAX ||
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s->SE[p].minY == INT16_MAX ||
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s->SE[p].maxX == INT16_MIN ||
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s->SE[p].maxY == INT16_MIN)
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goto copy;
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switch (s->mode) {
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case ERODE:
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ret = erode(&s->g[p], &s->f[p], &s->SE[p], &s->Ty[jobnr][0][p], y0, y1);
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break;
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case DILATE:
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case GRADIENT:
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ret = dilate(&s->g[p], &s->f[p], &s->SE[p], &s->Ty[jobnr][0][p], y0, y1);
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break;
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case OPEN:
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case TOPHAT:
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ret = erode(&s->h[p], &s->f[p], &s->SE[p], &s->Ty[jobnr][0][p], y0, y1);
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break;
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case CLOSE:
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case BLACKHAT:
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ret = dilate(&s->h[p], &s->f[p], &s->SE[p], &s->Ty[jobnr][0][p], y0, y1);
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break;
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default:
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av_assert0(0);
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}
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if (ret < 0)
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return ret;
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}
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return 0;
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}
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static int morpho_sliceX(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
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{
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MorphoContext *s = ctx->priv;
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int ret;
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for (int p = 0; p < s->nb_planes; p++) {
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const int height = s->planeheight[p];
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const int y0 = (height * jobnr ) / nb_jobs;
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const int y1 = (height * (jobnr+1)) / nb_jobs;
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if (ctx->is_disabled || !(s->planes & (1 << p))) {
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copy:
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continue;
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}
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if (s->SE[p].minX == INT16_MAX ||
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s->SE[p].minY == INT16_MAX ||
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s->SE[p].maxX == INT16_MIN ||
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s->SE[p].maxY == INT16_MIN)
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goto copy;
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switch (s->mode) {
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case OPEN:
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ret = dilate(&s->g[p], &s->h[p], &s->SE[p], &s->Ty[jobnr][1][p], y0, y1);
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break;
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case CLOSE:
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ret = erode(&s->g[p], &s->h[p], &s->SE[p], &s->Ty[jobnr][1][p], y0, y1);
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break;
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case GRADIENT:
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ret = erode(&s->h[p], &s->f[p], &s->SE[p], &s->Ty[jobnr][1][p], y0, y1);
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if (ret < 0)
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break;
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difference(&s->g[p], &s->h[p], y0, y1);
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break;
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case TOPHAT:
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ret = dilate(&s->g[p], &s->h[p], &s->SE[p], &s->Ty[jobnr][1][p], y0, y1);
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if (ret < 0)
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break;
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difference2(&s->g[p], &s->f[p], y0, y1);
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break;
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case BLACKHAT:
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ret = erode(&s->g[p], &s->h[p], &s->SE[p], &s->Ty[jobnr][1][p], y0, y1);
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if (ret < 0)
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break;
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difference(&s->g[p], &s->f[p], y0, y1);
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break;
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default:
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av_assert0(0);
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}
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if (ret < 0)
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return ret;
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}
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return 0;
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}
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static int do_morpho(FFFrameSync *fs)
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{
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AVFilterContext *ctx = fs->parent;
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AVFilterLink *outlink = ctx->outputs[0];
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MorphoContext *s = ctx->priv;
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AVFrame *in = NULL, *structurepic = NULL;
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ThreadData td;
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AVFrame *out;
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int ret;
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@ -812,6 +935,12 @@ static int do_morpho(FFFrameSync *fs)
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const int ssrc_linesize = structurepic->linesize[p];
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const int swidth = s->splanewidth[p];
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const int sheight = s->splaneheight[p];
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const uint8_t *src = in->data[p];
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int src_linesize = in->linesize[p];
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uint8_t *dst = out->data[p];
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int dst_linesize = out->linesize[p];
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const int width = s->planewidth[p];
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const int height = s->planeheight[p];
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const int depth = s->depth;
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int type_size = s->type_size;
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@ -826,34 +955,6 @@ static int do_morpho(FFFrameSync *fs)
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goto fail;
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s->got_structure[p] = 1;
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}
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}
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for (int p = 0; p < s->nb_planes; p++) {
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const uint8_t *src = in->data[p];
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int src_linesize = in->linesize[p];
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uint8_t *dst = out->data[p];
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int dst_linesize = out->linesize[p];
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const int width = s->planewidth[p];
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const int height = s->planeheight[p];
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const int depth = s->depth;
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int type_size = s->type_size;
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if (ctx->is_disabled || !(s->planes & (1 << p))) {
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copy:
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av_image_copy_plane(out->data[p] + 0 * out->linesize[p],
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out->linesize[p],
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in->data[p] + 0 * in->linesize[p],
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in->linesize[p],
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width * ((depth + 7) / 8),
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height);
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continue;
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}
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if (s->SE[p].minX == INT16_MAX ||
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s->SE[p].minY == INT16_MAX ||
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s->SE[p].maxX == INT16_MIN ||
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s->SE[p].maxY == INT16_MIN)
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goto copy;
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ret = read_iplane(&s->f[p], src, src_linesize, width, height, 1, type_size, depth);
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if (ret < 0)
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@ -864,74 +965,29 @@ copy:
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goto fail;
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switch (s->mode) {
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case ERODE:
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ret = erode(&s->g[p], &s->f[p], &s->SE[p], &s->Ty[0][p]);
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break;
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case DILATE:
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ret = dilate(&s->g[p], &s->f[p], &s->SE[p], &s->Ty[0][p]);
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break;
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case OPEN:
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ret = read_iplane(&s->h[p], s->temp->data[p], s->temp->linesize[p], width, height, 1, type_size, depth);
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if (ret < 0)
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break;
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ret = erode(&s->h[p], &s->f[p], &s->SE[p], &s->Ty[0][p]);
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if (ret < 0)
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break;
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ret = dilate(&s->g[p], &s->h[p], &s->SE[p], &s->Ty[1][p]);
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break;
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case CLOSE:
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ret = read_iplane(&s->h[p], s->temp->data[p], s->temp->linesize[p], width, height, 1, type_size, depth);
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if (ret < 0)
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break;
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ret = dilate(&s->h[p], &s->f[p], &s->SE[p], &s->Ty[0][p]);
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if (ret < 0)
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break;
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ret = erode(&s->g[p], &s->h[p], &s->SE[p], &s->Ty[1][p]);
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break;
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case GRADIENT:
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ret = read_iplane(&s->h[p], s->temp->data[p], s->temp->linesize[p], width, height, 1, type_size, depth);
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if (ret < 0)
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break;
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ret = dilate(&s->g[p], &s->f[p], &s->SE[p], &s->Ty[0][p]);
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if (ret < 0)
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break;
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ret = erode(&s->h[p], &s->f[p], &s->SE[p], &s->Ty[1][p]);
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if (ret < 0)
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break;
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difference(&s->g[p], &s->h[p]);
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break;
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case TOPHAT:
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ret = read_iplane(&s->h[p], s->temp->data[p], s->temp->linesize[p], width, height, 1, type_size, depth);
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if (ret < 0)
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break;
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ret = erode(&s->h[p], &s->f[p], &s->SE[p], &s->Ty[0][p]);
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if (ret < 0)
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break;
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ret = dilate(&s->g[p], &s->h[p], &s->SE[p], &s->Ty[1][p]);
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if (ret < 0)
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break;
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difference2(&s->g[p], &s->f[p]);
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break;
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case BLACKHAT:
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ret = read_iplane(&s->h[p], s->temp->data[p], s->temp->linesize[p], width, height, 1, type_size, depth);
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if (ret < 0)
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break;
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ret = dilate(&s->h[p], &s->f[p], &s->SE[p], &s->Ty[0][p]);
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if (ret < 0)
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break;
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ret = erode(&s->g[p], &s->h[p], &s->SE[p], &s->Ty[1][p]);
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if (ret < 0)
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break;
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difference(&s->g[p], &s->f[p]);
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break;
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default:
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av_assert0(0);
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}
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if (ret < 0)
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goto fail;
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}
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td.in = in; td.out = out;
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ret = ff_filter_execute(ctx, morpho_slice, &td, NULL,
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FFMIN3(s->planeheight[1], s->planeheight[2],
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FFMIN(MAX_THREADS, ff_filter_get_nb_threads(ctx))));
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if (ret == 0 && (s->mode != ERODE && s->mode != DILATE)) {
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ff_filter_execute(ctx, morpho_sliceX, NULL, NULL,
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FFMIN3(s->planeheight[1], s->planeheight[2],
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FFMIN(MAX_THREADS, ff_filter_get_nb_threads(ctx))));
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}
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av_frame_free(&in);
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out->pts = av_rescale_q(s->fs.pts, s->fs.time_base, outlink->time_base);
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return ff_filter_frame(outlink, out);
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@ -984,8 +1040,10 @@ static av_cold void uninit(AVFilterContext *ctx)
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free_iplane(&s->g[p]);
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free_iplane(&s->h[p]);
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free_chord_set(&s->SE[p]);
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free_lut(&s->Ty[0][p]);
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free_lut(&s->Ty[1][p]);
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for (int n = 0; n < MAX_THREADS; n++) {
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free_lut(&s->Ty[n][0][p]);
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free_lut(&s->Ty[n][1][p]);
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}
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}
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ff_framesync_uninit(&s->fs);
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@ -1027,6 +1085,7 @@ const AVFilter ff_vf_morpho = {
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FILTER_INPUTS(morpho_inputs),
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FILTER_OUTPUTS(morpho_outputs),
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FILTER_PIXFMTS_ARRAY(pix_fmts),
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.flags = AVFILTER_FLAG_SUPPORT_TIMELINE_INTERNAL,
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.flags = AVFILTER_FLAG_SUPPORT_TIMELINE_INTERNAL |
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AVFILTER_FLAG_SLICE_THREADS,
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.process_command = ff_filter_process_command,
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};
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