* libmpcodecs/vf_hqdn3d.c.
*/
+#include <float.h>
+
#include "config.h"
+#include "libavutil/attributes.h"
#include "libavutil/common.h"
#include "libavutil/pixdesc.h"
#include "libavutil/intreadwrite.h"
+#include "libavutil/opt.h"
+
#include "avfilter.h"
#include "formats.h"
#include "internal.h"
#include "vf_hqdn3d.h"
#define LUT_BITS (depth==16 ? 8 : 4)
-#define RIGHTSHIFT(a,b) (((a)+(((1<<(b))-1)>>1))>>(b))
-#define LOAD(x) ((depth==8 ? src[x] : AV_RN16A(src+(x)*2)) << (16-depth))
-#define STORE(x,val) (depth==8 ? dst[x] = RIGHTSHIFT(val, 16-depth)\
- : AV_WN16A(dst+(x)*2, RIGHTSHIFT(val, 16-depth)))
+#define LOAD(x) (((depth == 8 ? src[x] : AV_RN16A(src + (x) * 2)) << (16 - depth))\
+ + (((1 << (16 - depth)) - 1) >> 1))
+#define STORE(x,val) (depth == 8 ? dst[x] = (val) >> (16 - depth) : \
+ AV_WN16A(dst + (x) * 2, (val) >> (16 - depth)))
av_always_inline
static uint32_t lowpass(int prev, int cur, int16_t *coef, int depth)
}
av_always_inline
-static void denoise_spatial(HQDN3DContext *hqdn3d,
+static void denoise_spatial(HQDN3DContext *s,
uint8_t *src, uint8_t *dst,
uint16_t *line_ant, uint16_t *frame_ant,
int w, int h, int sstride, int dstride,
src += sstride;
dst += dstride;
frame_ant += w;
- if (hqdn3d->denoise_row[depth]) {
- hqdn3d->denoise_row[depth](src, dst, line_ant, frame_ant, w, spatial, temporal);
+ if (s->denoise_row[depth]) {
+ s->denoise_row[depth](src, dst, line_ant, frame_ant, w, spatial, temporal);
continue;
}
pixel_ant = LOAD(0);
}
av_always_inline
-static void denoise_depth(HQDN3DContext *hqdn3d,
- uint8_t *src, uint8_t *dst,
- uint16_t *line_ant, uint16_t **frame_ant_ptr,
- int w, int h, int sstride, int dstride,
- int16_t *spatial, int16_t *temporal, int depth)
+static int denoise_depth(HQDN3DContext *s,
+ uint8_t *src, uint8_t *dst,
+ uint16_t *line_ant, uint16_t **frame_ant_ptr,
+ int w, int h, int sstride, int dstride,
+ int16_t *spatial, int16_t *temporal, int depth)
{
// FIXME: For 16bit depth, frame_ant could be a pointer to the previous
// filtered frame rather than a separate buffer.
if (!frame_ant) {
uint8_t *frame_src = src;
*frame_ant_ptr = frame_ant = av_malloc(w*h*sizeof(uint16_t));
+ if (!frame_ant)
+ return AVERROR(ENOMEM);
for (y = 0; y < h; y++, src += sstride, frame_ant += w)
for (x = 0; x < w; x++)
frame_ant[x] = LOAD(x);
}
if (spatial[0])
- denoise_spatial(hqdn3d, src, dst, line_ant, frame_ant,
+ denoise_spatial(s, src, dst, line_ant, frame_ant,
w, h, sstride, dstride, spatial, temporal, depth);
else
denoise_temporal(src, dst, frame_ant,
w, h, sstride, dstride, temporal, depth);
+ emms_c();
+ return 0;
}
-#define denoise(...) \
- switch (hqdn3d->depth) {\
- case 8: denoise_depth(__VA_ARGS__, 8); break;\
- case 9: denoise_depth(__VA_ARGS__, 9); break;\
- case 10: denoise_depth(__VA_ARGS__, 10); break;\
- case 16: denoise_depth(__VA_ARGS__, 16); break;\
- }
+#define denoise(...) \
+ do { \
+ int ret = AVERROR_INVALIDDATA; \
+ switch (s->depth) { \
+ case 8: ret = denoise_depth(__VA_ARGS__, 8); break; \
+ case 9: ret = denoise_depth(__VA_ARGS__, 9); break; \
+ case 10: ret = denoise_depth(__VA_ARGS__, 10); break; \
+ case 16: ret = denoise_depth(__VA_ARGS__, 16); break; \
+ } \
+ if (ret < 0) { \
+ av_frame_free(&out); \
+ if (!direct) \
+ av_frame_free(&in); \
+ return ret; \
+ } \
+ } while (0)
static int16_t *precalc_coefs(double dist25, int depth)
{
#define PARAM2_DEFAULT 3.0
#define PARAM3_DEFAULT 6.0
-static int init(AVFilterContext *ctx, const char *args)
+static av_cold int init(AVFilterContext *ctx)
{
- HQDN3DContext *hqdn3d = ctx->priv;
- double lum_spac, lum_tmp, chrom_spac, chrom_tmp;
- double param1, param2, param3, param4;
-
- lum_spac = PARAM1_DEFAULT;
- chrom_spac = PARAM2_DEFAULT;
- lum_tmp = PARAM3_DEFAULT;
- chrom_tmp = lum_tmp * chrom_spac / lum_spac;
-
- if (args) {
- switch (sscanf(args, "%lf:%lf:%lf:%lf",
- ¶m1, ¶m2, ¶m3, ¶m4)) {
- case 1:
- lum_spac = param1;
- chrom_spac = PARAM2_DEFAULT * param1 / PARAM1_DEFAULT;
- lum_tmp = PARAM3_DEFAULT * param1 / PARAM1_DEFAULT;
- chrom_tmp = lum_tmp * chrom_spac / lum_spac;
- break;
- case 2:
- lum_spac = param1;
- chrom_spac = param2;
- lum_tmp = PARAM3_DEFAULT * param1 / PARAM1_DEFAULT;
- chrom_tmp = lum_tmp * chrom_spac / lum_spac;
- break;
- case 3:
- lum_spac = param1;
- chrom_spac = param2;
- lum_tmp = param3;
- chrom_tmp = lum_tmp * chrom_spac / lum_spac;
- break;
- case 4:
- lum_spac = param1;
- chrom_spac = param2;
- lum_tmp = param3;
- chrom_tmp = param4;
- break;
- }
- }
+ HQDN3DContext *s = ctx->priv;
- hqdn3d->strength[0] = lum_spac;
- hqdn3d->strength[1] = lum_tmp;
- hqdn3d->strength[2] = chrom_spac;
- hqdn3d->strength[3] = chrom_tmp;
+ if (!s->strength[LUMA_SPATIAL])
+ s->strength[LUMA_SPATIAL] = PARAM1_DEFAULT;
+ if (!s->strength[CHROMA_SPATIAL])
+ s->strength[CHROMA_SPATIAL] = PARAM2_DEFAULT * s->strength[LUMA_SPATIAL] / PARAM1_DEFAULT;
+ if (!s->strength[LUMA_TMP])
+ s->strength[LUMA_TMP] = PARAM3_DEFAULT * s->strength[LUMA_SPATIAL] / PARAM1_DEFAULT;
+ if (!s->strength[CHROMA_TMP])
+ s->strength[CHROMA_TMP] = s->strength[LUMA_TMP] * s->strength[CHROMA_SPATIAL] / s->strength[LUMA_SPATIAL];
av_log(ctx, AV_LOG_VERBOSE, "ls:%f cs:%f lt:%f ct:%f\n",
- lum_spac, chrom_spac, lum_tmp, chrom_tmp);
- if (lum_spac < 0 || chrom_spac < 0 || isnan(chrom_tmp)) {
- av_log(ctx, AV_LOG_ERROR,
- "Invalid negative value for luma or chroma spatial strength, "
- "or resulting value for chroma temporal strength is nan.\n");
- return AVERROR(EINVAL);
- }
+ s->strength[LUMA_SPATIAL], s->strength[CHROMA_SPATIAL],
+ s->strength[LUMA_TMP], s->strength[CHROMA_TMP]);
return 0;
}
-static void uninit(AVFilterContext *ctx)
+static av_cold void uninit(AVFilterContext *ctx)
{
- HQDN3DContext *hqdn3d = ctx->priv;
-
- av_freep(&hqdn3d->coefs[0]);
- av_freep(&hqdn3d->coefs[1]);
- av_freep(&hqdn3d->coefs[2]);
- av_freep(&hqdn3d->coefs[3]);
- av_freep(&hqdn3d->line);
- av_freep(&hqdn3d->frame_prev[0]);
- av_freep(&hqdn3d->frame_prev[1]);
- av_freep(&hqdn3d->frame_prev[2]);
+ HQDN3DContext *s = ctx->priv;
+
+ av_freep(&s->coefs[0]);
+ av_freep(&s->coefs[1]);
+ av_freep(&s->coefs[2]);
+ av_freep(&s->coefs[3]);
+ av_freep(&s->line);
+ av_freep(&s->frame_prev[0]);
+ av_freep(&s->frame_prev[1]);
+ av_freep(&s->frame_prev[2]);
}
static int query_formats(AVFilterContext *ctx)
static int config_input(AVFilterLink *inlink)
{
- HQDN3DContext *hqdn3d = inlink->dst->priv;
+ HQDN3DContext *s = inlink->dst->priv;
const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(inlink->format);
int i;
- hqdn3d->hsub = desc->log2_chroma_w;
- hqdn3d->vsub = desc->log2_chroma_h;
- hqdn3d->depth = desc->comp[0].depth_minus1+1;
+ uninit(inlink->dst);
+
+ s->hsub = desc->log2_chroma_w;
+ s->vsub = desc->log2_chroma_h;
+ s->depth = desc->comp[0].depth;
- hqdn3d->line = av_malloc(inlink->w * sizeof(*hqdn3d->line));
- if (!hqdn3d->line)
+ s->line = av_malloc(inlink->w * sizeof(*s->line));
+ if (!s->line)
return AVERROR(ENOMEM);
for (i = 0; i < 4; i++) {
- hqdn3d->coefs[i] = precalc_coefs(hqdn3d->strength[i], hqdn3d->depth);
- if (!hqdn3d->coefs[i])
+ s->coefs[i] = precalc_coefs(s->strength[i], s->depth);
+ if (!s->coefs[i])
return AVERROR(ENOMEM);
}
if (ARCH_X86)
- ff_hqdn3d_init_x86(hqdn3d);
+ ff_hqdn3d_init_x86(s);
return 0;
}
static int filter_frame(AVFilterLink *inlink, AVFrame *in)
{
- HQDN3DContext *hqdn3d = inlink->dst->priv;
+ HQDN3DContext *s = inlink->dst->priv;
AVFilterLink *outlink = inlink->dst->outputs[0];
AVFrame *out;
- int direct, c;
+ int c, direct = av_frame_is_writable(in);
- if (av_frame_is_writable(in)) {
- direct = 1;
+ if (direct) {
out = in;
} else {
out = ff_get_video_buffer(outlink, outlink->w, outlink->h);
}
for (c = 0; c < 3; c++) {
- denoise(hqdn3d, in->data[c], out->data[c],
- hqdn3d->line, &hqdn3d->frame_prev[c],
- in->width >> (!!c * hqdn3d->hsub),
- in->height >> (!!c * hqdn3d->vsub),
+ denoise(s, in->data[c], out->data[c],
+ s->line, &s->frame_prev[c],
+ in->width >> (!!c * s->hsub),
+ in->height >> (!!c * s->vsub),
in->linesize[c], out->linesize[c],
- hqdn3d->coefs[c?2:0], hqdn3d->coefs[c?3:1]);
+ s->coefs[c?2:0], s->coefs[c?3:1]);
}
if (!direct)
return ff_filter_frame(outlink, out);
}
+#define OFFSET(x) offsetof(HQDN3DContext, x)
+#define FLAGS AV_OPT_FLAG_VIDEO_PARAM
+static const AVOption options[] = {
+ { "luma_spatial", "spatial luma strength", OFFSET(strength[LUMA_SPATIAL]), AV_OPT_TYPE_DOUBLE, { .dbl = 0.0 }, 0, DBL_MAX, FLAGS },
+ { "chroma_spatial", "spatial chroma strength", OFFSET(strength[CHROMA_SPATIAL]), AV_OPT_TYPE_DOUBLE, { .dbl = 0.0 }, 0, DBL_MAX, FLAGS },
+ { "luma_tmp", "temporal luma strength", OFFSET(strength[LUMA_TMP]), AV_OPT_TYPE_DOUBLE, { .dbl = 0.0 }, 0, DBL_MAX, FLAGS },
+ { "chroma_tmp", "temporal chroma strength", OFFSET(strength[CHROMA_TMP]), AV_OPT_TYPE_DOUBLE, { .dbl = 0.0 }, 0, DBL_MAX, FLAGS },
+ { NULL },
+};
+
+static const AVClass hqdn3d_class = {
+ .class_name = "hqdn3d",
+ .item_name = av_default_item_name,
+ .option = options,
+ .version = LIBAVUTIL_VERSION_INT,
+};
+
static const AVFilterPad avfilter_vf_hqdn3d_inputs[] = {
{
.name = "default",
{ NULL }
};
-AVFilter avfilter_vf_hqdn3d = {
+AVFilter ff_vf_hqdn3d = {
.name = "hqdn3d",
.description = NULL_IF_CONFIG_SMALL("Apply a High Quality 3D Denoiser."),
.priv_size = sizeof(HQDN3DContext),
+ .priv_class = &hqdn3d_class,
.init = init,
.uninit = uninit,
.query_formats = query_formats,
projects / ffmpeg / blobdiff