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avfilter/vf_lut3d: add planar rgb support 

Signed-off-by: Paul B Mahol <onemda@gmail.com>
tags/n4.1
Paul B Mahol 7 years ago
parent
9b563f6584
commit
901dc11bb6
1 changed files with 112 additions and 4 deletions
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  1. +112
    -4
      libavfilter/vf_lut3d.c

+ 112
- 4
libavfilter/vf_lut3d.c View File

@@ -198,6 +198,83 @@ static inline struct rgbvec interp_tetrahedral(const LUT3DContext *lut3d,
return c; return c;
} }


#define DEFINE_INTERP_FUNC_PLANAR(name, nbits, depth) \
static int interp_##nbits##_##name##_p##depth(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs) \
{ \
int x, y; \
const LUT3DContext *lut3d = ctx->priv; \
const ThreadData *td = arg; \
const AVFrame *in = td->in; \
const AVFrame *out = td->out; \
const int direct = out == in; \
const int slice_start = (in->height * jobnr ) / nb_jobs; \
const int slice_end = (in->height * (jobnr+1)) / nb_jobs; \
uint8_t *grow = out->data[0] + slice_start * out->linesize[0]; \
uint8_t *brow = out->data[1] + slice_start * out->linesize[1]; \
uint8_t *rrow = out->data[2] + slice_start * out->linesize[2]; \
uint8_t *arow = out->data[2] + slice_start * out->linesize[2]; \
const uint8_t *srcgrow = in->data[0] + slice_start * in->linesize[0]; \
const uint8_t *srcbrow = in->data[1] + slice_start * in->linesize[1]; \
const uint8_t *srcrrow = in->data[2] + slice_start * in->linesize[2]; \
const uint8_t *srcarow = in->data[3] + slice_start * in->linesize[3]; \
const float scale = (1. / ((1<<depth) - 1)) * (lut3d->lutsize - 1); \
\
for (y = slice_start; y < slice_end; y++) { \
uint##nbits##_t *dstg = (uint##nbits##_t *)grow; \
uint##nbits##_t *dstb = (uint##nbits##_t *)brow; \
uint##nbits##_t *dstr = (uint##nbits##_t *)rrow; \
uint##nbits##_t *dsta = (uint##nbits##_t *)arow; \
const uint##nbits##_t *srcg = (const uint##nbits##_t *)srcgrow; \
const uint##nbits##_t *srcb = (const uint##nbits##_t *)srcbrow; \
const uint##nbits##_t *srcr = (const uint##nbits##_t *)srcrrow; \
const uint##nbits##_t *srca = (const uint##nbits##_t *)srcarow; \
for (x = 0; x < in->width; x++) { \
const struct rgbvec scaled_rgb = {srcr[x] * scale, \
srcg[x] * scale, \
srcb[x] * scale}; \
struct rgbvec vec = interp_##name(lut3d, &scaled_rgb); \
dstr[x] = av_clip_uintp2(vec.r * (float)((1<<depth) - 1), depth); \
dstg[x] = av_clip_uintp2(vec.g * (float)((1<<depth) - 1), depth); \
dstb[x] = av_clip_uintp2(vec.b * (float)((1<<depth) - 1), depth); \
if (!direct && in->linesize[3]) \
dsta[x] = srca[x]; \
} \
grow += out->linesize[0]; \
brow += out->linesize[1]; \
rrow += out->linesize[2]; \
arow += out->linesize[3]; \
srcgrow += in->linesize[0]; \
srcbrow += in->linesize[1]; \
srcrrow += in->linesize[2]; \
srcarow += in->linesize[3]; \
} \
return 0; \
}

DEFINE_INTERP_FUNC_PLANAR(nearest, 8, 8)
DEFINE_INTERP_FUNC_PLANAR(trilinear, 8, 8)
DEFINE_INTERP_FUNC_PLANAR(tetrahedral, 8, 8)

DEFINE_INTERP_FUNC_PLANAR(nearest, 16, 9)
DEFINE_INTERP_FUNC_PLANAR(trilinear, 16, 9)
DEFINE_INTERP_FUNC_PLANAR(tetrahedral, 16, 9)

DEFINE_INTERP_FUNC_PLANAR(nearest, 16, 10)
DEFINE_INTERP_FUNC_PLANAR(trilinear, 16, 10)
DEFINE_INTERP_FUNC_PLANAR(tetrahedral, 16, 10)

DEFINE_INTERP_FUNC_PLANAR(nearest, 16, 12)
DEFINE_INTERP_FUNC_PLANAR(trilinear, 16, 12)
DEFINE_INTERP_FUNC_PLANAR(tetrahedral, 16, 12)

DEFINE_INTERP_FUNC_PLANAR(nearest, 16, 14)
DEFINE_INTERP_FUNC_PLANAR(trilinear, 16, 14)
DEFINE_INTERP_FUNC_PLANAR(tetrahedral, 16, 14)

DEFINE_INTERP_FUNC_PLANAR(nearest, 16, 16)
DEFINE_INTERP_FUNC_PLANAR(trilinear, 16, 16)
DEFINE_INTERP_FUNC_PLANAR(tetrahedral, 16, 16)

#define DEFINE_INTERP_FUNC(name, nbits) \ #define DEFINE_INTERP_FUNC(name, nbits) \
static int interp_##nbits##_##name(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs) \ static int interp_##nbits##_##name(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs) \
{ \ { \
@@ -470,6 +547,12 @@ static int query_formats(AVFilterContext *ctx)
AV_PIX_FMT_RGB0, AV_PIX_FMT_BGR0, AV_PIX_FMT_RGB0, AV_PIX_FMT_BGR0,
AV_PIX_FMT_RGB48, AV_PIX_FMT_BGR48, AV_PIX_FMT_RGB48, AV_PIX_FMT_BGR48,
AV_PIX_FMT_RGBA64, AV_PIX_FMT_BGRA64, AV_PIX_FMT_RGBA64, AV_PIX_FMT_BGRA64,
AV_PIX_FMT_GBRP, AV_PIX_FMT_GBRAP,
AV_PIX_FMT_GBRP9,
AV_PIX_FMT_GBRP10, AV_PIX_FMT_GBRAP10,
AV_PIX_FMT_GBRP12, AV_PIX_FMT_GBRAP12,
AV_PIX_FMT_GBRP14,
AV_PIX_FMT_GBRP16, AV_PIX_FMT_GBRAP16,
AV_PIX_FMT_NONE AV_PIX_FMT_NONE
}; };
AVFilterFormats *fmts_list = ff_make_format_list(pix_fmts); AVFilterFormats *fmts_list = ff_make_format_list(pix_fmts);
@@ -480,24 +563,49 @@ static int query_formats(AVFilterContext *ctx)


static int config_input(AVFilterLink *inlink) static int config_input(AVFilterLink *inlink)
{ {
int is16bit = 0;
int depth, is16bit = 0, planar = 0;
LUT3DContext *lut3d = inlink->dst->priv; LUT3DContext *lut3d = inlink->dst->priv;
const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(inlink->format); const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(inlink->format);


depth = desc->comp[0].depth;

switch (inlink->format) { switch (inlink->format) {
case AV_PIX_FMT_RGB48: case AV_PIX_FMT_RGB48:
case AV_PIX_FMT_BGR48: case AV_PIX_FMT_BGR48:
case AV_PIX_FMT_RGBA64: case AV_PIX_FMT_RGBA64:
case AV_PIX_FMT_BGRA64: case AV_PIX_FMT_BGRA64:
is16bit = 1; is16bit = 1;
break;
case AV_PIX_FMT_GBRP9:
case AV_PIX_FMT_GBRP10:
case AV_PIX_FMT_GBRP12:
case AV_PIX_FMT_GBRP14:
case AV_PIX_FMT_GBRP16:
case AV_PIX_FMT_GBRAP10:
case AV_PIX_FMT_GBRAP12:
case AV_PIX_FMT_GBRAP16:
is16bit = 1;
case AV_PIX_FMT_GBRP:
case AV_PIX_FMT_GBRAP:
planar = 1;
break;
} }


ff_fill_rgba_map(lut3d->rgba_map, inlink->format); ff_fill_rgba_map(lut3d->rgba_map, inlink->format);
lut3d->step = av_get_padded_bits_per_pixel(desc) >> (3 + is16bit); lut3d->step = av_get_padded_bits_per_pixel(desc) >> (3 + is16bit);


#define SET_FUNC(name) do { \
if (is16bit) lut3d->interp = interp_16_##name; \
else lut3d->interp = interp_8_##name; \
#define SET_FUNC(name) do { \
if (planar) { \
switch (depth) { \
case 8: lut3d->interp = interp_8_##name##_p8; break; \
case 9: lut3d->interp = interp_16_##name##_p9; break; \
case 10: lut3d->interp = interp_16_##name##_p10; break; \
case 12: lut3d->interp = interp_16_##name##_p12; break; \
case 14: lut3d->interp = interp_16_##name##_p14; break; \
case 16: lut3d->interp = interp_16_##name##_p16; break; \
} \
} else if (is16bit) { lut3d->interp = interp_16_##name; \
} else { lut3d->interp = interp_8_##name; } \
} while (0) } while (0)


switch (lut3d->interpolation) { switch (lut3d->interpolation) {


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