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avfilter/vf_colorchannelmixer: add planar rgb support

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Signed-off-by: Paul B Mahol <onemda@gmail.com>
This commit is contained in:
Paul B Mahol 2018-05-05 17:25:13 +02:00
parent 931e2c4541
commit 0f4ca420bc
1 changed files with 221 additions and 19 deletions
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240
libavfilter/vf_colorchannelmixer.c
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@ -19,6 +19,7 @@
*/
#include "libavutil/opt.h"
#include "libavutil/pixdesc.h"
#include "avfilter.h"
#include "drawutils.h"
#include "formats.h"
@ -84,6 +85,12 @@ static int query_formats(AVFilterContext *ctx)
AV_PIX_FMT_RGB0, AV_PIX_FMT_BGR0,
AV_PIX_FMT_RGB48, AV_PIX_FMT_BGR48,
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
};
@ -93,6 +100,174 @@ static int query_formats(AVFilterContext *ctx)
return ff_set_common_formats(ctx, fmts_list);
}
static av_always_inline int filter_slice_rgba_planar(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs,
int have_alpha)
{
ColorChannelMixerContext *s = ctx->priv;
ThreadData *td = arg;
AVFrame *in = td->in;
AVFrame *out = td->out;
const int slice_start = (out->height * jobnr) / nb_jobs;
const int slice_end = (out->height * (jobnr+1)) / nb_jobs;
const uint8_t *srcg = in->data[0] + slice_start * in->linesize[0];
const uint8_t *srcb = in->data[1] + slice_start * in->linesize[1];
const uint8_t *srcr = in->data[2] + slice_start * in->linesize[2];
const uint8_t *srca = in->data[3] + slice_start * in->linesize[3];
uint8_t *dstg = out->data[0] + slice_start * out->linesize[0];
uint8_t *dstb = out->data[1] + slice_start * out->linesize[1];
uint8_t *dstr = out->data[2] + slice_start * out->linesize[2];
uint8_t *dsta = out->data[3] + slice_start * out->linesize[3];
int i, j;
for (i = slice_start; i < slice_end; i++) {
for (j = 0; j < out->width; j++) {
const uint8_t rin = srcr[j];
const uint8_t gin = srcg[j];
const uint8_t bin = srcb[j];
const uint8_t ain = srca[j];
dstr[j] = av_clip_uint8(s->lut[R][R][rin] +
s->lut[R][G][gin] +
s->lut[R][B][bin] +
(have_alpha == 1 ? s->lut[R][A][ain] : 0));
dstg[j] = av_clip_uint8(s->lut[G][R][rin] +
s->lut[G][G][gin] +
s->lut[G][B][bin] +
(have_alpha == 1 ? s->lut[G][A][ain] : 0));
dstb[j] = av_clip_uint8(s->lut[B][R][rin] +
s->lut[B][G][gin] +
s->lut[B][B][bin] +
(have_alpha == 1 ? s->lut[B][A][ain] : 0));
if (have_alpha == 1) {
dsta[j] = av_clip_uint8(s->lut[A][R][rin] +
s->lut[A][G][gin] +
s->lut[A][B][bin] +
s->lut[A][A][ain]);
}
}
srcg += in->linesize[0];
srcb += in->linesize[1];
srcr += in->linesize[2];
srca += in->linesize[3];
dstg += out->linesize[0];
dstb += out->linesize[1];
dstr += out->linesize[2];
dsta += out->linesize[3];
}
return 0;
}
static av_always_inline int filter_slice_rgba16_planar(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs,
int have_alpha, int depth)
{
ColorChannelMixerContext *s = ctx->priv;
ThreadData *td = arg;
AVFrame *in = td->in;
AVFrame *out = td->out;
const int slice_start = (out->height * jobnr) / nb_jobs;
const int slice_end = (out->height * (jobnr+1)) / nb_jobs;
const uint16_t *srcg = (const uint16_t *)(in->data[0] + slice_start * in->linesize[0]);
const uint16_t *srcb = (const uint16_t *)(in->data[1] + slice_start * in->linesize[1]);
const uint16_t *srcr = (const uint16_t *)(in->data[2] + slice_start * in->linesize[2]);
const uint16_t *srca = (const uint16_t *)(in->data[3] + slice_start * in->linesize[3]);
uint16_t *dstg = (uint16_t *)(out->data[0] + slice_start * out->linesize[0]);
uint16_t *dstb = (uint16_t *)(out->data[1] + slice_start * out->linesize[1]);
uint16_t *dstr = (uint16_t *)(out->data[2] + slice_start * out->linesize[2]);
uint16_t *dsta = (uint16_t *)(out->data[3] + slice_start * out->linesize[3]);
int i, j;
for (i = slice_start; i < slice_end; i++) {
for (j = 0; j < out->width; j++) {
const uint16_t rin = srcr[j];
const uint16_t gin = srcg[j];
const uint16_t bin = srcb[j];
const uint16_t ain = srca[j];
dstr[j] = av_clip_uintp2(s->lut[R][R][rin] +
s->lut[R][G][gin] +
s->lut[R][B][bin] +
(have_alpha == 1 ? s->lut[R][A][ain] : 0), depth);
dstg[j] = av_clip_uintp2(s->lut[G][R][rin] +
s->lut[G][G][gin] +
s->lut[G][B][bin] +
(have_alpha == 1 ? s->lut[G][A][ain] : 0), depth);
dstb[j] = av_clip_uintp2(s->lut[B][R][rin] +
s->lut[B][G][gin] +
s->lut[B][B][bin] +
(have_alpha == 1 ? s->lut[B][A][ain] : 0), depth);
if (have_alpha == 1) {
dsta[j] = av_clip_uintp2(s->lut[A][R][rin] +
s->lut[A][G][gin] +
s->lut[A][B][bin] +
s->lut[A][A][ain], depth);
}
}
srcg += in->linesize[0] / 2;
srcb += in->linesize[1] / 2;
srcr += in->linesize[2] / 2;
srca += in->linesize[3] / 2;
dstg += out->linesize[0] / 2;
dstb += out->linesize[1] / 2;
dstr += out->linesize[2] / 2;
dsta += out->linesize[3] / 2;
}
return 0;
}
static int filter_slice_gbrp(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
{
return filter_slice_rgba_planar(ctx, arg, jobnr, nb_jobs, 0);
}
static int filter_slice_gbrap(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
{
return filter_slice_rgba_planar(ctx, arg, jobnr, nb_jobs, 1);
}
static int filter_slice_gbrp9(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
{
return filter_slice_rgba16_planar(ctx, arg, jobnr, nb_jobs, 0, 9);
}
static int filter_slice_gbrp10(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
{
return filter_slice_rgba16_planar(ctx, arg, jobnr, nb_jobs, 0, 10);
}
static int filter_slice_gbrap10(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
{
return filter_slice_rgba16_planar(ctx, arg, jobnr, nb_jobs, 1, 10);
}
static int filter_slice_gbrp12(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
{
return filter_slice_rgba16_planar(ctx, arg, jobnr, nb_jobs, 0, 12);
}
static int filter_slice_gbrap12(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
{
return filter_slice_rgba16_planar(ctx, arg, jobnr, nb_jobs, 1, 12);
}
static int filter_slice_gbrp14(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
{
return filter_slice_rgba16_planar(ctx, arg, jobnr, nb_jobs, 0, 14);
}
static int filter_slice_gbrp16(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
{
return filter_slice_rgba16_planar(ctx, arg, jobnr, nb_jobs, 0, 16);
}
static int filter_slice_gbrap16(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
{
return filter_slice_rgba16_planar(ctx, arg, jobnr, nb_jobs, 1, 16);
}
static av_always_inline int filter_slice_rgba_packed(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs,
int have_alpha, int step)
{
@ -122,13 +297,16 @@ static av_always_inline int filter_slice_rgba_packed(AVFilterContext *ctx, void
dst[j + roffset] = av_clip_uint8(s->lut[R][R][rin] +
s->lut[R][G][gin] +
s->lut[R][B][bin]);
s->lut[R][B][bin] +
(have_alpha == 1 ? s->lut[R][A][ain] : 0));
dst[j + goffset] = av_clip_uint8(s->lut[G][R][rin] +
s->lut[G][G][gin] +
s->lut[G][B][bin]);
s->lut[G][B][bin] +
(have_alpha == 1 ? s->lut[G][A][ain] : 0));
dst[j + boffset] = av_clip_uint8(s->lut[B][R][rin] +
s->lut[B][G][gin] +
s->lut[B][B][bin]);
s->lut[B][B][bin] +
(have_alpha == 1 ? s->lut[B][A][ain] : 0));
if (have_alpha == 1) {
dst[j + aoffset] = av_clip_uint8(s->lut[A][R][rin] +
s->lut[A][G][gin] +
@ -174,20 +352,22 @@ static av_always_inline int filter_slice_rgba16_packed(AVFilterContext *ctx, voi
dst[j + roffset] = av_clip_uint16(s->lut[R][R][rin] +
s->lut[R][G][gin] +
s->lut[R][B][bin]);
s->lut[R][B][bin] +
(have_alpha == 1 ? s->lut[R][A][ain] : 0));
dst[j + goffset] = av_clip_uint16(s->lut[G][R][rin] +
s->lut[G][G][gin] +
s->lut[G][B][bin]);
s->lut[G][B][bin] +
(have_alpha == 1 ? s->lut[G][A][ain] : 0));
dst[j + boffset] = av_clip_uint16(s->lut[B][R][rin] +
s->lut[B][G][gin] +
s->lut[B][B][bin]);
s->lut[B][B][bin] +
(have_alpha == 1 ? s->lut[B][A][ain] : 0));
if (have_alpha == 1) {
dst[j + aoffset] = av_clip_uint16(s->lut[A][R][rin] +
s->lut[A][G][gin] +
s->lut[A][B][bin] +
s->lut[A][A][ain]);
} else if (have_alpha == -1 && in != out)
dst[j + aoffset] = 0;
}
}
srcrow += in->linesize[0];
@ -226,21 +406,13 @@ static int config_output(AVFilterLink *outlink)
{
AVFilterContext *ctx = outlink->src;
ColorChannelMixerContext *s = ctx->priv;
const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(outlink->format);
const int depth = desc->comp[0].depth;
int i, j, size, *buffer;
ff_fill_rgba_map(s->rgba_map, outlink->format);
switch (outlink->format) {
case AV_PIX_FMT_RGB48:
case AV_PIX_FMT_BGR48:
case AV_PIX_FMT_RGBA64:
case AV_PIX_FMT_BGRA64:
size = 65536;
break;
default:
size = 256;
}
size = 1 << depth;
s->buffer = buffer = av_malloc(16 * size * sizeof(*s->buffer));
if (!s->buffer)
return AVERROR(ENOMEM);
@ -296,6 +468,36 @@ static int config_output(AVFilterLink *outlink)
case AV_PIX_FMT_RGBA64:
s->filter_slice = filter_slice_rgba64;
break;
case AV_PIX_FMT_GBRP:
s->filter_slice = filter_slice_gbrp;
break;
case AV_PIX_FMT_GBRAP:
s->filter_slice = filter_slice_gbrap;
break;
case AV_PIX_FMT_GBRP9:
s->filter_slice = filter_slice_gbrp9;
break;
case AV_PIX_FMT_GBRP10:
s->filter_slice = filter_slice_gbrp10;
break;
case AV_PIX_FMT_GBRAP10:
s->filter_slice = filter_slice_gbrap10;
break;
case AV_PIX_FMT_GBRP12:
s->filter_slice = filter_slice_gbrp12;
break;
case AV_PIX_FMT_GBRAP12:
s->filter_slice = filter_slice_gbrap12;
break;
case AV_PIX_FMT_GBRP14:
s->filter_slice = filter_slice_gbrp14;
break;
case AV_PIX_FMT_GBRP16:
s->filter_slice = filter_slice_gbrp16;
break;
case AV_PIX_FMT_GBRAP16:
s->filter_slice = filter_slice_gbrap16;
break;
}
return 0;