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avfilter/vf_colorcorrect: add subsampling formats support

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This commit is contained in:
Paul B Mahol 2021-08-15 19:47:33 +02:00
parent efcee3fe0f
commit 32b56af6fb
1 changed files with 37 additions and 13 deletions
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50
libavfilter/vf_colorcorrect.c
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@ -36,12 +36,16 @@ typedef struct ColorCorrectContext {
int depth;
int chroma_w, chroma_h;
int planeheight[4];
int planewidth[4];
int (*do_slice)(AVFilterContext *s, void *arg,
int jobnr, int nb_jobs);
} ColorCorrectContext;
#define PROCESS() \
float y = yptr[x] * imax; \
float y = yptr[x * chroma_w] * imax; \
float u = uptr[x] * imax - .5f; \
float v = vptr[x] * imax - .5f; \
float nu, nv; \
@ -56,14 +60,16 @@ static int colorcorrect_slice8(AVFilterContext *ctx, void *arg, int jobnr, int n
const int depth = s->depth;
const float max = (1 << depth) - 1;
const float imax = 1.f / max;
const int width = frame->width;
const int height = frame->height;
const int chroma_w = s->chroma_w;
const int chroma_h = s->chroma_h;
const int width = s->planewidth[1];
const int height = s->planeheight[1];
const int slice_start = (height * jobnr) / nb_jobs;
const int slice_end = (height * (jobnr + 1)) / nb_jobs;
const int ylinesize = frame->linesize[0];
const int ulinesize = frame->linesize[1];
const int vlinesize = frame->linesize[2];
uint8_t *yptr = frame->data[0] + slice_start * ylinesize;
uint8_t *yptr = frame->data[0] + slice_start * chroma_h * ylinesize;
uint8_t *uptr = frame->data[1] + slice_start * ulinesize;
uint8_t *vptr = frame->data[2] + slice_start * vlinesize;
const float saturation = s->saturation;
@ -80,7 +86,7 @@ static int colorcorrect_slice8(AVFilterContext *ctx, void *arg, int jobnr, int n
vptr[x] = av_clip_uint8((nv + 0.5f) * max);
}
yptr += ylinesize;
yptr += ylinesize * chroma_h;
uptr += ulinesize;
vptr += vlinesize;
}
@ -95,14 +101,16 @@ static int colorcorrect_slice16(AVFilterContext *ctx, void *arg, int jobnr, int
const int depth = s->depth;
const float max = (1 << depth) - 1;
const float imax = 1.f / max;
const int width = frame->width;
const int height = frame->height;
const int chroma_w = s->chroma_w;
const int chroma_h = s->chroma_h;
const int width = s->planewidth[1];
const int height = s->planeheight[1];
const int slice_start = (height * jobnr) / nb_jobs;
const int slice_end = (height * (jobnr + 1)) / nb_jobs;
const int ylinesize = frame->linesize[0] / 2;
const int ulinesize = frame->linesize[1] / 2;
const int vlinesize = frame->linesize[2] / 2;
uint16_t *yptr = (uint16_t *)frame->data[0] + slice_start * ylinesize;
uint16_t *yptr = (uint16_t *)frame->data[0] + slice_start * chroma_h * ylinesize;
uint16_t *uptr = (uint16_t *)frame->data[1] + slice_start * ulinesize;
uint16_t *vptr = (uint16_t *)frame->data[2] + slice_start * vlinesize;
const float saturation = s->saturation;
@ -119,7 +127,7 @@ static int colorcorrect_slice16(AVFilterContext *ctx, void *arg, int jobnr, int
vptr[x] = av_clip_uintp2_c((nv + 0.5f) * max, depth);
}
yptr += ylinesize;
yptr += ylinesize * chroma_h;
uptr += ulinesize;
vptr += vlinesize;
}
@ -133,7 +141,7 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *frame)
ColorCorrectContext *s = ctx->priv;
ctx->internal->execute(ctx, s->do_slice, frame, NULL,
FFMIN(frame->height, ff_filter_get_nb_threads(ctx)));
FFMIN(s->planeheight[1], ff_filter_get_nb_threads(ctx)));
return ff_filter_frame(ctx->outputs[0], frame);
}
@ -141,9 +149,18 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *frame)
static av_cold int query_formats(AVFilterContext *ctx)
{
static const enum AVPixelFormat pixel_fmts[] = {
AV_PIX_FMT_YUV444P, AV_PIX_FMT_YUVJ444P,
AV_PIX_FMT_YUV444P9, AV_PIX_FMT_YUV444P10, AV_PIX_FMT_YUV444P12, AV_PIX_FMT_YUV444P14, AV_PIX_FMT_YUV444P16,
AV_PIX_FMT_YUVA444P, AV_PIX_FMT_YUVA444P9, AV_PIX_FMT_YUVA444P10, AV_PIX_FMT_YUVA444P12, AV_PIX_FMT_YUVA444P16,
AV_PIX_FMT_YUV420P, AV_PIX_FMT_YUV422P, AV_PIX_FMT_YUV440P, AV_PIX_FMT_YUV411P, AV_PIX_FMT_YUV444P,
AV_PIX_FMT_YUVA420P, AV_PIX_FMT_YUVA422P, AV_PIX_FMT_YUVA444P,
AV_PIX_FMT_YUVJ444P, AV_PIX_FMT_YUVJ440P, AV_PIX_FMT_YUVJ422P, AV_PIX_FMT_YUVJ420P, AV_PIX_FMT_YUVJ411P,
AV_PIX_FMT_YUV420P9, AV_PIX_FMT_YUV422P9, AV_PIX_FMT_YUV444P9,
AV_PIX_FMT_YUV420P10, AV_PIX_FMT_YUV422P10, AV_PIX_FMT_YUV440P10, AV_PIX_FMT_YUV444P10,
AV_PIX_FMT_YUV444P12, AV_PIX_FMT_YUV422P12, AV_PIX_FMT_YUV440P12, AV_PIX_FMT_YUV420P12,
AV_PIX_FMT_YUV444P14, AV_PIX_FMT_YUV422P14, AV_PIX_FMT_YUV420P14,
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_YUVA422P12, AV_PIX_FMT_YUVA444P12,
AV_PIX_FMT_YUVA420P16, AV_PIX_FMT_YUVA422P16, AV_PIX_FMT_YUVA444P16,
AV_PIX_FMT_NONE
};
@ -159,6 +176,13 @@ static av_cold int config_input(AVFilterLink *inlink)
s->depth = desc->comp[0].depth;
s->do_slice = s->depth <= 8 ? colorcorrect_slice8 : colorcorrect_slice16;
s->chroma_w = 1 << desc->log2_chroma_w;
s->chroma_h = 1 << desc->log2_chroma_h;
s->planeheight[1] = s->planeheight[2] = AV_CEIL_RSHIFT(inlink->h, desc->log2_chroma_h);
s->planeheight[0] = s->planeheight[3] = inlink->h;
s->planewidth[1] = s->planewidth[2] = AV_CEIL_RSHIFT(inlink->w, desc->log2_chroma_w);
s->planewidth[0] = s->planewidth[3] = inlink->w;
return 0;
}