int step;
FFFrameSync fs;
- void (*remap)(struct RemapContext *s, const AVFrame *in,
- const AVFrame *xin, const AVFrame *yin,
- AVFrame *out);
+ int (*remap_slice)(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs);
} RemapContext;
#define OFFSET(x) offsetof(RemapContext, x)
AVFILTER_DEFINE_CLASS(remap);
+typedef struct ThreadData {
+ AVFrame *in, *xin, *yin, *out;
+ int nb_planes;
+ int nb_components;
+ int step;
+} ThreadData;
+
static int query_formats(AVFilterContext *ctx)
{
static const enum AVPixelFormat pix_fmts[] = {
AV_PIX_FMT_RGBA64, AV_PIX_FMT_BGRA64,
AV_PIX_FMT_GRAY8, AV_PIX_FMT_GRAY9,
AV_PIX_FMT_GRAY10, AV_PIX_FMT_GRAY12,
- AV_PIX_FMT_GRAY16,
+ AV_PIX_FMT_GRAY14, AV_PIX_FMT_GRAY16,
AV_PIX_FMT_NONE
};
static const enum AVPixelFormat map_fmts[] = {
* pixels are copied from source to target using :
* Target_frame[y][x] = Source_frame[ ymap[y][x] ][ [xmap[y][x] ];
*/
-static void remap_planar(RemapContext *s, const AVFrame *in,
- const AVFrame *xin, const AVFrame *yin,
- AVFrame *out)
-{
- const int xlinesize = xin->linesize[0] / 2;
- const int ylinesize = yin->linesize[0] / 2;
- int x , y, plane;
-
- for (plane = 0; plane < s->nb_planes ; plane++) {
- uint8_t *dst = out->data[plane];
- const int dlinesize = out->linesize[plane];
- const uint8_t *src = in->data[plane];
- const int slinesize = in->linesize[plane];
- const uint16_t *xmap = (const uint16_t *)xin->data[0];
- const uint16_t *ymap = (const uint16_t *)yin->data[0];
-
- for (y = 0; y < out->height; y++) {
- for (x = 0; x < out->width; x++) {
- if (ymap[x] < in->height && xmap[x] < in->width) {
- dst[x] = src[ymap[x] * slinesize + xmap[x]];
- } else {
- dst[x] = 0;
- }
- }
- dst += dlinesize;
- xmap += xlinesize;
- ymap += ylinesize;
- }
- }
+#define DEFINE_REMAP_PLANAR_FUNC(name, bits, div) \
+static int remap_planar##bits##_##name##_slice(AVFilterContext *ctx, void *arg, \
+ int jobnr, int nb_jobs) \
+{ \
+ const ThreadData *td = (ThreadData*)arg; \
+ const AVFrame *in = td->in; \
+ const AVFrame *xin = td->xin; \
+ const AVFrame *yin = td->yin; \
+ const AVFrame *out = td->out; \
+ const int slice_start = (out->height * jobnr ) / nb_jobs; \
+ const int slice_end = (out->height * (jobnr+1)) / nb_jobs; \
+ const int xlinesize = xin->linesize[0] / 2; \
+ const int ylinesize = yin->linesize[0] / 2; \
+ int x , y, plane; \
+ \
+ for (plane = 0; plane < td->nb_planes ; plane++) { \
+ const int dlinesize = out->linesize[plane] / div; \
+ const uint##bits##_t *src = (const uint##bits##_t *)in->data[plane]; \
+ uint##bits##_t *dst = (uint##bits##_t *)out->data[plane] + slice_start * dlinesize; \
+ const int slinesize = in->linesize[plane] / div; \
+ const uint16_t *xmap = (const uint16_t *)xin->data[0] + slice_start * xlinesize; \
+ const uint16_t *ymap = (const uint16_t *)yin->data[0] + slice_start * ylinesize; \
+ \
+ for (y = slice_start; y < slice_end; y++) { \
+ for (x = 0; x < out->width; x++) { \
+ if (ymap[x] < in->height && xmap[x] < in->width) { \
+ dst[x] = src[ymap[x] * slinesize + xmap[x]]; \
+ } else { \
+ dst[x] = 0; \
+ } \
+ } \
+ dst += dlinesize; \
+ xmap += xlinesize; \
+ ymap += ylinesize; \
+ } \
+ } \
+ \
+ return 0; \
}
-static void remap_planar16(RemapContext *s, const AVFrame *in,
- const AVFrame *xin, const AVFrame *yin,
- AVFrame *out)
-{
- const int xlinesize = xin->linesize[0] / 2;
- const int ylinesize = yin->linesize[0] / 2;
- int x , y, plane;
-
- for (plane = 0; plane < s->nb_planes ; plane++) {
- uint16_t *dst = (uint16_t *)out->data[plane];
- const int dlinesize = out->linesize[plane] / 2;
- const uint16_t *src = (const uint16_t *)in->data[plane];
- const int slinesize = in->linesize[plane] / 2;
- const uint16_t *xmap = (const uint16_t *)xin->data[0];
- const uint16_t *ymap = (const uint16_t *)yin->data[0];
-
- for (y = 0; y < out->height; y++) {
- for (x = 0; x < out->width; x++) {
- if (ymap[x] < in->height && xmap[x] < in->width) {
- dst[x] = src[ymap[x] * slinesize + xmap[x]];
- } else {
- dst[x] = 0;
- }
- }
- dst += dlinesize;
- xmap += xlinesize;
- ymap += ylinesize;
- }
- }
-}
+DEFINE_REMAP_PLANAR_FUNC(nearest, 8, 1)
+DEFINE_REMAP_PLANAR_FUNC(nearest, 16, 2)
/**
* remap_packed algorithm expects pixels with both padded bits (step) and
* pixels are copied from source to target using :
* Target_frame[y][x] = Source_frame[ ymap[y][x] ][ [xmap[y][x] ];
*/
-static void remap_packed(RemapContext *s, const AVFrame *in,
- const AVFrame *xin, const AVFrame *yin,
- AVFrame *out)
-{
- uint8_t *dst = out->data[0];
- const uint8_t *src = in->data[0];
- const int dlinesize = out->linesize[0];
- const int slinesize = in->linesize[0];
- const int xlinesize = xin->linesize[0] / 2;
- const int ylinesize = yin->linesize[0] / 2;
- const uint16_t *xmap = (const uint16_t *)xin->data[0];
- const uint16_t *ymap = (const uint16_t *)yin->data[0];
- const int step = s->step;
- int c, x, y;
-
- for (y = 0; y < out->height; y++) {
- for (x = 0; x < out->width; x++) {
- for (c = 0; c < s->nb_components; c++) {
- if (ymap[x] < in->height && xmap[x] < in->width) {
- dst[x * step + c] = src[ymap[x] * slinesize + xmap[x] * step + c];
- } else {
- dst[x * step + c] = 0;
- }
- }
- }
- dst += dlinesize;
- xmap += xlinesize;
- ymap += ylinesize;
- }
+#define DEFINE_REMAP_PACKED_FUNC(name, bits, div) \
+static int remap_packed##bits##_##name##_slice(AVFilterContext *ctx, void *arg, \
+ int jobnr, int nb_jobs) \
+{ \
+ const ThreadData *td = (ThreadData*)arg; \
+ const AVFrame *in = td->in; \
+ const AVFrame *xin = td->xin; \
+ const AVFrame *yin = td->yin; \
+ const AVFrame *out = td->out; \
+ const int slice_start = (out->height * jobnr ) / nb_jobs; \
+ const int slice_end = (out->height * (jobnr+1)) / nb_jobs; \
+ const int dlinesize = out->linesize[0] / div; \
+ const int slinesize = in->linesize[0] / div; \
+ const int xlinesize = xin->linesize[0] / 2; \
+ const int ylinesize = yin->linesize[0] / 2; \
+ const uint##bits##_t *src = (const uint##bits##_t *)in->data[0]; \
+ uint##bits##_t *dst = (uint##bits##_t *)out->data[0] + slice_start * dlinesize; \
+ const uint16_t *xmap = (const uint16_t *)xin->data[0] + slice_start * xlinesize; \
+ const uint16_t *ymap = (const uint16_t *)yin->data[0] + slice_start * ylinesize; \
+ const int step = td->step / div; \
+ int c, x, y; \
+ \
+ for (y = slice_start; y < slice_end; y++) { \
+ for (x = 0; x < out->width; x++) { \
+ for (c = 0; c < td->nb_components; c++) { \
+ if (ymap[x] < in->height && xmap[x] < in->width) { \
+ dst[x * step + c] = src[ymap[x] * slinesize + xmap[x] * step + c]; \
+ } else { \
+ dst[x * step + c] = 0; \
+ } \
+ } \
+ } \
+ dst += dlinesize; \
+ xmap += xlinesize; \
+ ymap += ylinesize; \
+ } \
+ \
+ return 0; \
}
-static void remap_packed16(RemapContext *s, const AVFrame *in,
- const AVFrame *xin, const AVFrame *yin,
- AVFrame *out)
-{
- uint16_t *dst = (uint16_t *)out->data[0];
- const uint16_t *src = (const uint16_t *)in->data[0];
- const int dlinesize = out->linesize[0] / 2;
- const int slinesize = in->linesize[0] / 2;
- const int xlinesize = xin->linesize[0] / 2;
- const int ylinesize = yin->linesize[0] / 2;
- const uint16_t *xmap = (const uint16_t *)xin->data[0];
- const uint16_t *ymap = (const uint16_t *)yin->data[0];
- const int step = s->step / 2;
- int c, x, y;
-
- for (y = 0; y < out->height; y++) {
- for (x = 0; x < out->width; x++) {
- for (c = 0; c < s->nb_components; c++) {
- if (ymap[x] < in->height && xmap[x] < in->width) {
- dst[x * step + c] = src[ymap[x] * slinesize + xmap[x] * step + c];
- } else {
- dst[x * step + c] = 0;
- }
- }
- }
- dst += dlinesize;
- xmap += xlinesize;
- ymap += ylinesize;
- }
-}
+DEFINE_REMAP_PACKED_FUNC(nearest, 8, 1)
+DEFINE_REMAP_PACKED_FUNC(nearest, 16, 2)
static int config_input(AVFilterLink *inlink)
{
if (desc->comp[0].depth == 8) {
if (s->nb_planes > 1 || s->nb_components == 1) {
- s->remap = remap_planar;
+ s->remap_slice = remap_planar8_nearest_slice;
} else {
- s->remap = remap_packed;
+ s->remap_slice = remap_packed8_nearest_slice;
}
} else {
if (s->nb_planes > 1 || s->nb_components == 1) {
- s->remap = remap_planar16;
+ s->remap_slice = remap_planar16_nearest_slice;
} else {
- s->remap = remap_packed16;
+ s->remap_slice = remap_packed16_nearest_slice;
}
}
if (!out)
return AVERROR(ENOMEM);
} else {
+ ThreadData td;
+
out = ff_get_video_buffer(outlink, outlink->w, outlink->h);
if (!out)
return AVERROR(ENOMEM);
av_frame_copy_props(out, in);
- s->remap(s, in, xpic, ypic, out);
+ td.in = in;
+ td.xin = xpic;
+ td.yin = ypic;
+ td.out = out;
+ td.nb_planes = s->nb_planes;
+ td.nb_components = s->nb_components;
+ td.step = s->step;
+ ctx->internal->execute(ctx, s->remap_slice, &td, NULL, FFMIN(outlink->h, ff_filter_get_nb_threads(ctx)));
}
out->pts = av_rescale_q(in->pts, s->fs.time_base, outlink->time_base);
return ff_framesync_activate(&s->fs);
}
-
static av_cold void uninit(AVFilterContext *ctx)
{
RemapContext *s = ctx->priv;
.inputs = remap_inputs,
.outputs = remap_outputs,
.priv_class = &remap_class,
- .flags = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC,
+ .flags = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC | AVFILTER_FLAG_SLICE_THREADS,
};