*/
#include "libavutil/imgutils.h"
+#include "libavutil/intreadwrite.h"
#include "libavutil/pixdesc.h"
#include "libavutil/opt.h"
#include "avfilter.h"
#include "internal.h"
#include "video.h"
+typedef struct ThreadData {
+ AVFrame *in, *out;
+} ThreadData;
+
typedef struct NContext {
const AVClass *class;
int planeheight[4];
int nb_planes;
int threshold[4];
int coordinates;
- uint8_t *buffer;
+
+ int depth;
+ int bpc;
void (*filter)(uint8_t *dst, const uint8_t *p1, int width,
int threshold, const uint8_t *coordinates[], int coord);
static int query_formats(AVFilterContext *ctx)
{
static const enum AVPixelFormat pix_fmts[] = {
- AV_PIX_FMT_YUVA444P, AV_PIX_FMT_YUVA422P, AV_PIX_FMT_YUVA420P,
- 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_NONE
+ AV_PIX_FMT_YUVA444P, AV_PIX_FMT_YUV444P, AV_PIX_FMT_YUV440P,
+ AV_PIX_FMT_YUVJ444P, AV_PIX_FMT_YUVJ440P,
+ AV_PIX_FMT_YUVA422P, AV_PIX_FMT_YUV422P, AV_PIX_FMT_YUVA420P, AV_PIX_FMT_YUV420P,
+ AV_PIX_FMT_YUVJ422P, AV_PIX_FMT_YUVJ420P,
+ AV_PIX_FMT_YUVJ411P, AV_PIX_FMT_YUV411P, AV_PIX_FMT_YUV410P,
+ AV_PIX_FMT_YUV420P9, AV_PIX_FMT_YUV422P9, AV_PIX_FMT_YUV444P9,
+ AV_PIX_FMT_YUV420P10, AV_PIX_FMT_YUV422P10, AV_PIX_FMT_YUV444P10,
+ AV_PIX_FMT_YUV420P12, AV_PIX_FMT_YUV422P12, AV_PIX_FMT_YUV444P12, AV_PIX_FMT_YUV440P12,
+ AV_PIX_FMT_YUV420P14, AV_PIX_FMT_YUV422P14, AV_PIX_FMT_YUV444P14,
+ AV_PIX_FMT_YUV420P16, AV_PIX_FMT_YUV422P16, AV_PIX_FMT_YUV444P16,
+ AV_PIX_FMT_YUVA420P9, AV_PIX_FMT_YUVA422P9, AV_PIX_FMT_YUVA444P9,
+ AV_PIX_FMT_YUVA420P10, AV_PIX_FMT_YUVA422P10, AV_PIX_FMT_YUVA444P10,
+ AV_PIX_FMT_YUVA420P16, AV_PIX_FMT_YUVA422P16, AV_PIX_FMT_YUVA444P16,
+ AV_PIX_FMT_GBRP, AV_PIX_FMT_GBRP9, AV_PIX_FMT_GBRP10,
+ AV_PIX_FMT_GBRP12, AV_PIX_FMT_GBRP14, AV_PIX_FMT_GBRP16,
+ AV_PIX_FMT_GBRAP, AV_PIX_FMT_GBRAP10, AV_PIX_FMT_GBRAP12, AV_PIX_FMT_GBRAP16,
+ AV_PIX_FMT_GRAY8, AV_PIX_FMT_GRAY9, AV_PIX_FMT_GRAY10, AV_PIX_FMT_GRAY12, AV_PIX_FMT_GRAY14, AV_PIX_FMT_GRAY16,
+ AV_PIX_FMT_NONE
};
return ff_set_common_formats(ctx, ff_make_format_list(pix_fmts));
}
-static av_cold void uninit(AVFilterContext *ctx)
+static void erosion(uint8_t *dst, const uint8_t *p1, int width,
+ int threshold, const uint8_t *coordinates[], int coord)
{
- NContext *s = ctx->priv;
-
- av_freep(&s->buffer);
-}
+ int x, i;
-static inline void line_copy8(uint8_t *line, const uint8_t *srcp, int width, int mergin)
-{
- int i;
+ for (x = 0; x < width; x++) {
+ int min = p1[x];
+ int limit = FFMAX(min - threshold, 0);
- memcpy(line, srcp, width);
+ for (i = 0; i < 8; i++) {
+ if (coord & (1 << i)) {
+ min = FFMIN(min, *(coordinates[i] + x));
+ }
+ min = FFMAX(min, limit);
+ }
- for (i = mergin; i > 0; i--) {
- line[-i] = line[i];
- line[width - 1 + i] = line[width - 1 - i];
+ dst[x] = min;
}
}
-static void erosion(uint8_t *dst, const uint8_t *p1, int width,
- int threshold, const uint8_t *coordinates[], int coord)
+static void erosion16(uint8_t *dstp, const uint8_t *p1, int width,
+ int threshold, const uint8_t *coordinates[], int coord)
{
+ uint16_t *dst = (uint16_t *)dstp;
int x, i;
for (x = 0; x < width; x++) {
- int min = p1[x];
+ int min = AV_RN16A(&p1[2 * x]);
int limit = FFMAX(min - threshold, 0);
for (i = 0; i < 8; i++) {
if (coord & (1 << i)) {
- min = FFMIN(min, *(coordinates[i] + x));
+ min = FFMIN(min, AV_RN16A(coordinates[i] + x * 2));
}
min = FFMAX(min, limit);
}
}
}
+static void dilation16(uint8_t *dstp, const uint8_t *p1, int width,
+ int threshold, const uint8_t *coordinates[], int coord)
+{
+ uint16_t *dst = (uint16_t *)dstp;
+ int x, i;
+
+ for (x = 0; x < width; x++) {
+ int max = AV_RN16A(&p1[x * 2]);
+ int limit = FFMIN(max + threshold, 255);
+
+ for (i = 0; i < 8; i++) {
+ if (coord & (1 << i)) {
+ max = FFMAX(max, AV_RN16A(coordinates[i] + x * 2));
+ }
+ max = FFMIN(max, limit);
+ }
+
+ dst[x] = max;
+ }
+}
+
static void deflate(uint8_t *dst, const uint8_t *p1, int width,
int threshold, const uint8_t *coordinates[], int coord)
{
}
}
+static void deflate16(uint8_t *dstp, const uint8_t *p1, int width,
+ int threshold, const uint8_t *coordinates[], int coord)
+{
+ uint16_t *dst = (uint16_t *)dstp;
+ int x, i;
+
+ for (x = 0; x < width; x++) {
+ int sum = 0;
+ int limit = FFMAX(AV_RN16A(&p1[2 * x]) - threshold, 0);
+
+ for (i = 0; i < 8; sum += AV_RN16A(coordinates[i++] + x * 2));
+
+ dst[x] = FFMAX(FFMIN(sum / 8, p1[x]), limit);
+ }
+}
+
static void inflate(uint8_t *dst, const uint8_t *p1, int width,
int threshold, const uint8_t *coordinates[], int coord)
{
}
}
+static void inflate16(uint8_t *dstp, const uint8_t *p1, int width,
+ int threshold, const uint8_t *coordinates[], int coord)
+{
+ uint16_t *dst = (uint16_t *)dstp;
+ int x, i;
+
+ for (x = 0; x < width; x++) {
+ int sum = 0;
+ int limit = FFMIN(AV_RN16A(&p1[2 * x]) + threshold, 255);
+
+ for (i = 0; i < 8; sum += AV_RN16A(coordinates[i++] + x * 2));
+
+ dst[x] = FFMIN(FFMAX(sum / 8, p1[x]), limit);
+ }
+}
+
static int config_input(AVFilterLink *inlink)
{
AVFilterContext *ctx = inlink->dst;
NContext *s = ctx->priv;
const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(inlink->format);
- int ret;
- if ((ret = av_image_fill_linesizes(s->planewidth, inlink->format, inlink->w)) < 0)
- return ret;
+ s->depth = desc->comp[0].depth;
+ s->bpc = (s->depth + 7) / 8;
+ s->planewidth[1] = s->planewidth[2] = AV_CEIL_RSHIFT(inlink->w, desc->log2_chroma_w);
+ s->planewidth[0] = s->planewidth[3] = inlink->w;
s->planeheight[1] = s->planeheight[2] = AV_CEIL_RSHIFT(inlink->h, desc->log2_chroma_h);
s->planeheight[0] = s->planeheight[3] = inlink->h;
s->nb_planes = av_pix_fmt_count_planes(inlink->format);
- s->buffer = av_malloc(3 * (s->planewidth[0] + 32));
- if (!s->buffer)
- return AVERROR(ENOMEM);
if (!strcmp(ctx->filter->name, "erosion"))
- s->filter = erosion;
+ s->filter = s->depth > 8 ? erosion16 : erosion;
else if (!strcmp(ctx->filter->name, "dilation"))
- s->filter = dilation;
+ s->filter = s->depth > 8 ? dilation16 : dilation;
else if (!strcmp(ctx->filter->name, "deflate"))
- s->filter = deflate;
+ s->filter = s->depth > 8 ? deflate16 : deflate;
else if (!strcmp(ctx->filter->name, "inflate"))
- s->filter = inflate;
+ s->filter = s->depth > 8 ? inflate16 : inflate;
+
+ return 0;
+}
+
+static int filter_slice(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
+{
+ NContext *s = ctx->priv;
+ ThreadData *td = arg;
+ AVFrame *out = td->out;
+ AVFrame *in = td->in;
+ int plane, y;
+
+ for (plane = 0; plane < s->nb_planes; plane++) {
+ const int bpc = s->bpc;
+ const int threshold = s->threshold[plane];
+ const int stride = in->linesize[plane];
+ const int dstride = out->linesize[plane];
+ const int height = s->planeheight[plane];
+ const int width = s->planewidth[plane];
+ const int slice_start = (height * jobnr) / nb_jobs;
+ const int slice_end = (height * (jobnr+1)) / nb_jobs;
+ const uint8_t *src = (const uint8_t *)in->data[plane] + slice_start * stride;
+ uint8_t *dst = out->data[plane] + slice_start * dstride;
+
+ if (!threshold) {
+ av_image_copy_plane(dst, dstride, src, stride, width * bpc, slice_end - slice_start);
+ continue;
+ }
+
+ for (y = slice_start; y < slice_end; y++) {
+ const int nh = y > 0;
+ const int ph = y < height - 1;
+ const uint8_t *coordinates[] = { src - nh * stride, src + 1 * bpc - nh * stride, src + 2 * bpc - nh * stride,
+ src, src + 2 * bpc,
+ src + ph * stride, src + 1 * bpc + ph * stride, src + 2 * bpc + ph * stride};
+
+ const uint8_t *coordinateslb[] = { src + 1 * bpc - nh * stride, src - nh * stride, src + 1 * bpc - nh * stride,
+ src + 1 * bpc, src + 1 * bpc,
+ src + 1 * bpc + ph * stride, src + ph * stride, src + 1 * bpc + ph * stride};
+
+ const uint8_t *coordinatesrb[] = { src + (width - 2) * bpc - nh * stride, src + (width - 1) * bpc - nh * stride, src + (width - 2) * bpc - nh * stride,
+ src + (width - 2) * bpc, src + (width - 2) * bpc,
+ src + (width - 2) * bpc + ph * stride, src + (width - 1) * bpc + ph * stride, src + (width - 2) * bpc + ph * stride};
+
+ s->filter(dst, src, 1, threshold, coordinateslb, s->coordinates);
+ s->filter(dst + 1 * bpc, src + 1 * bpc, width - 2, threshold, coordinates, s->coordinates);
+ s->filter(dst + (width - 1) * bpc, src + (width - 1) * bpc, 1, threshold, coordinatesrb, s->coordinates);
+
+ src += stride;
+ dst += dstride;
+ }
+ }
return 0;
}
AVFilterContext *ctx = inlink->dst;
AVFilterLink *outlink = ctx->outputs[0];
NContext *s = ctx->priv;
+ ThreadData td;
AVFrame *out;
- int plane, y;
out = ff_get_video_buffer(outlink, outlink->w, outlink->h);
if (!out) {
}
av_frame_copy_props(out, in);
- for (plane = 0; plane < s->nb_planes; plane++) {
- const int threshold = s->threshold[plane];
-
- if (threshold) {
- const uint8_t *src = in->data[plane];
- uint8_t *dst = out->data[plane];
- int stride = in->linesize[plane];
- int height = s->planeheight[plane];
- int width = s->planewidth[plane];
- uint8_t *p0 = s->buffer + 16;
- uint8_t *p1 = p0 + s->planewidth[0];
- uint8_t *p2 = p1 + s->planewidth[0];
- uint8_t *orig = p0, *end = p2;
-
- line_copy8(p0, src + stride, width, 1);
- line_copy8(p1, src, width, 1);
-
- for (y = 0; y < height; y++) {
- const uint8_t *coordinates[] = { p0 - 1, p0, p0 + 1,
- p1 - 1, p1 + 1,
- p2 - 1, p2, p2 + 1};
- src += stride * (y < height - 1 ? 1 : -1);
- line_copy8(p2, src, width, 1);
-
- s->filter(dst, p1, width, threshold, coordinates, s->coordinates);
-
- p0 = p1;
- p1 = p2;
- p2 = (p2 == end) ? orig: p2 + s->planewidth[0];
- dst += out->linesize[plane];
- }
- } else {
- av_image_copy_plane(out->data[plane], out->linesize[plane],
- in->data[plane], in->linesize[plane],
- s->planewidth[plane], s->planeheight[plane]);
- }
- }
+ td.in = in;
+ td.out = out;
+ ctx->internal->execute(ctx, filter_slice, &td, NULL, FFMIN(s->planeheight[1], ff_filter_get_nb_threads(ctx)));
av_frame_free(&in);
return ff_filter_frame(outlink, out);
.description = NULL_IF_CONFIG_SMALL(description_), \
.priv_size = sizeof(NContext), \
.priv_class = &name_##_class, \
- .uninit = uninit, \
.query_formats = query_formats, \
.inputs = neighbor_inputs, \
.outputs = neighbor_outputs, \
- .flags = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC, \
+ .flags = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC| \
+ AVFILTER_FLAG_SLICE_THREADS, \
}
#if CONFIG_EROSION_FILTER
projects / ffmpeg / blobdiff