* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
+#include <float.h>
+
#include "libavutil/opt.h"
#include "libavutil/pixdesc.h"
#include "avfilter.h"
double gr, gg, gb, ga;
double br, bg, bb, ba;
double ar, ag, ab, aa;
+ double sr, sg, sb;
+ double preserve_lightness;
int *lut[4][4];
uint8_t rgba_map[4];
- int (*filter_slice)(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs);
+ int (*filter_slice[2])(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs);
} ColorChannelMixerContext;
#define OFFSET(x) offsetof(ColorChannelMixerContext, x)
-#define FLAGS AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_VIDEO_PARAM
+#define FLAGS AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_VIDEO_PARAM|AV_OPT_FLAG_RUNTIME_PARAM
+
static const AVOption colorchannelmixer_options[] = {
{ "rr", "set the red gain for the red channel", OFFSET(rr), AV_OPT_TYPE_DOUBLE, {.dbl=1}, -2, 2, FLAGS },
{ "rg", "set the green gain for the red channel", OFFSET(rg), AV_OPT_TYPE_DOUBLE, {.dbl=0}, -2, 2, FLAGS },
{ "ag", "set the green gain for the alpha channel", OFFSET(ag), AV_OPT_TYPE_DOUBLE, {.dbl=0}, -2, 2, FLAGS },
{ "ab", "set the blue gain for the alpha channel", OFFSET(ab), AV_OPT_TYPE_DOUBLE, {.dbl=0}, -2, 2, FLAGS },
{ "aa", "set the alpha gain for the alpha channel", OFFSET(aa), AV_OPT_TYPE_DOUBLE, {.dbl=1}, -2, 2, FLAGS },
+ { "pl", "preserve lightness", OFFSET(preserve_lightness), AV_OPT_TYPE_DOUBLE, {.dbl=0}, 0, 1, FLAGS },
{ NULL }
};
return ff_set_common_formats(ctx, fmts_list);
}
+static float lerpf(float v0, float v1, float f)
+{
+ return v0 + (v1 - v0) * f;
+}
+
+static void preservel(float *r, float *g, float *b, float lin, float lout)
+{
+ *r *= lout / lin;
+ *g *= lout / lin;
+ *b *= lout / lin;
+}
+
static av_always_inline int filter_slice_rgba_planar(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs,
- int have_alpha)
+ int have_alpha, int pl)
{
ColorChannelMixerContext *s = ctx->priv;
ThreadData *td = arg;
AVFrame *in = td->in;
AVFrame *out = td->out;
+ const float l = s->preserve_lightness;
+ const float sr = s->sr;
+ const float sg = s->sg;
+ const float sb = s->sb;
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 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));
+ const uint8_t ain = have_alpha ? srca[j] : 0;
+ int rout, gout, bout;
+ float lin;
+
+ if (pl)
+ lin = FFMAX3(rin, gin, bin) + FFMIN3(rin, gin, bin);
+
+ rout = s->lut[R][R][rin] +
+ s->lut[R][G][gin] +
+ s->lut[R][B][bin] +
+ (have_alpha == 1 ? s->lut[R][A][ain] : 0);
+ gout = s->lut[G][R][rin] +
+ s->lut[G][G][gin] +
+ s->lut[G][B][bin] +
+ (have_alpha == 1 ? s->lut[G][A][ain] : 0);
+ bout = 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 (pl) {
+ float frout = rout / sr;
+ float fgout = gout / sg;
+ float fbout = bout / sb;
+ float lout = FFMAX3(frout, fgout, fbout) + FFMIN3(frout, fgout, fbout);
+
+ preservel(&frout, &fgout, &fbout, lin, lout);
+
+ rout = lrintf(lerpf(rout, frout, l));
+ gout = lrintf(lerpf(gout, fgout, l));
+ bout = lrintf(lerpf(bout, fbout, l));
+ }
+
+ dstr[j] = av_clip_uint8(rout);
+ dstg[j] = av_clip_uint8(gout);
+ dstb[j] = av_clip_uint8(bout);
+
if (have_alpha == 1) {
dsta[j] = av_clip_uint8(s->lut[A][R][rin] +
s->lut[A][G][gin] +
}
static av_always_inline int filter_slice_rgba16_planar(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs,
- int have_alpha, int depth)
+ int have_alpha, int depth, int pl)
{
ColorChannelMixerContext *s = ctx->priv;
ThreadData *td = arg;
AVFrame *in = td->in;
AVFrame *out = td->out;
+ const float l = s->preserve_lightness;
+ const float sr = s->sr;
+ const float sg = s->sg;
+ const float sb = s->sb;
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 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);
+ const uint16_t ain = have_alpha ? srca[j] : 0;
+ int rout, gout, bout;
+ float lin;
+
+ if (pl)
+ lin = FFMAX3(rin, gin, bin) + FFMIN3(rin, gin, bin);
+
+ rout = s->lut[R][R][rin] +
+ s->lut[R][G][gin] +
+ s->lut[R][B][bin] +
+ (have_alpha == 1 ? s->lut[R][A][ain] : 0);
+ gout = s->lut[G][R][rin] +
+ s->lut[G][G][gin] +
+ s->lut[G][B][bin] +
+ (have_alpha == 1 ? s->lut[G][A][ain] : 0);
+ bout = 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 (pl) {
+ float frout = rout / sr;
+ float fgout = gout / sg;
+ float fbout = bout / sb;
+ float lout = FFMAX3(frout, fgout, fbout) + FFMIN3(frout, fgout, fbout);
+
+ preservel(&frout, &fgout, &fbout, lin, lout);
+
+ rout = lrintf(lerpf(rout, frout, l));
+ gout = lrintf(lerpf(gout, fgout, l));
+ bout = lrintf(lerpf(bout, fbout, l));
+ }
+
+ dstr[j] = av_clip_uintp2(rout, depth);
+ dstg[j] = av_clip_uintp2(gout, depth);
+ dstb[j] = av_clip_uintp2(bout, depth);
+
if (have_alpha == 1) {
dsta[j] = av_clip_uintp2(s->lut[A][R][rin] +
s->lut[A][G][gin] +
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);
+ return filter_slice_rgba_planar(ctx, arg, jobnr, nb_jobs, 0, 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);
+ return filter_slice_rgba_planar(ctx, arg, jobnr, nb_jobs, 1, 0);
+}
+
+static int filter_slice_gbrp_pl(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
+{
+ return filter_slice_rgba_planar(ctx, arg, jobnr, nb_jobs, 0, 1);
+}
+
+static int filter_slice_gbrap_pl(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
+{
+ return filter_slice_rgba_planar(ctx, arg, jobnr, nb_jobs, 1, 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);
+ return filter_slice_rgba16_planar(ctx, arg, jobnr, nb_jobs, 0, 9, 0);
}
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);
+ return filter_slice_rgba16_planar(ctx, arg, jobnr, nb_jobs, 0, 10, 0);
}
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);
+ return filter_slice_rgba16_planar(ctx, arg, jobnr, nb_jobs, 1, 10, 0);
}
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);
+ return filter_slice_rgba16_planar(ctx, arg, jobnr, nb_jobs, 0, 12, 0);
}
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);
+ return filter_slice_rgba16_planar(ctx, arg, jobnr, nb_jobs, 1, 12, 0);
}
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);
+ return filter_slice_rgba16_planar(ctx, arg, jobnr, nb_jobs, 0, 14, 0);
}
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);
+ return filter_slice_rgba16_planar(ctx, arg, jobnr, nb_jobs, 0, 16, 0);
}
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);
+ return filter_slice_rgba16_planar(ctx, arg, jobnr, nb_jobs, 1, 16, 0);
+}
+
+static int filter_slice_gbrp9_pl(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
+{
+ return filter_slice_rgba16_planar(ctx, arg, jobnr, nb_jobs, 0, 9, 1);
+}
+
+static int filter_slice_gbrp10_pl(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
+{
+ return filter_slice_rgba16_planar(ctx, arg, jobnr, nb_jobs, 0, 10, 1);
+}
+
+static int filter_slice_gbrap10_pl(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
+{
+ return filter_slice_rgba16_planar(ctx, arg, jobnr, nb_jobs, 1, 10, 1);
+}
+
+static int filter_slice_gbrp12_pl(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
+{
+ return filter_slice_rgba16_planar(ctx, arg, jobnr, nb_jobs, 0, 12, 1);
+}
+
+static int filter_slice_gbrap12_pl(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
+{
+ return filter_slice_rgba16_planar(ctx, arg, jobnr, nb_jobs, 1, 12, 1);
+}
+
+static int filter_slice_gbrp14_pl(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
+{
+ return filter_slice_rgba16_planar(ctx, arg, jobnr, nb_jobs, 0, 14, 1);
+}
+
+static int filter_slice_gbrp16_pl(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
+{
+ return filter_slice_rgba16_planar(ctx, arg, jobnr, nb_jobs, 0, 16, 1);
+}
+
+static int filter_slice_gbrap16_pl(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
+{
+ return filter_slice_rgba16_planar(ctx, arg, jobnr, nb_jobs, 1, 16, 1);
}
static av_always_inline int filter_slice_rgba_packed(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs,
- int have_alpha, int step)
+ int have_alpha, int step, int pl)
{
ColorChannelMixerContext *s = ctx->priv;
ThreadData *td = arg;
AVFrame *in = td->in;
AVFrame *out = td->out;
+ const float l = s->preserve_lightness;
+ const float sr = s->sr;
+ const float sg = s->sg;
+ const float sb = s->sb;
const int slice_start = (out->height * jobnr) / nb_jobs;
const int slice_end = (out->height * (jobnr+1)) / nb_jobs;
const uint8_t roffset = s->rgba_map[R];
const uint8_t gin = src[j + goffset];
const uint8_t bin = src[j + boffset];
const uint8_t ain = src[j + aoffset];
+ int rout, gout, bout;
+ float lin;
+
+ if (pl)
+ lin = FFMAX3(rin, gin, bin) + FFMIN3(rin, gin, bin);
+
+ rout = s->lut[R][R][rin] +
+ s->lut[R][G][gin] +
+ s->lut[R][B][bin] +
+ (have_alpha == 1 ? s->lut[R][A][ain] : 0);
+ gout = s->lut[G][R][rin] +
+ s->lut[G][G][gin] +
+ s->lut[G][B][bin] +
+ (have_alpha == 1 ? s->lut[G][A][ain] : 0);
+ bout = 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 (pl) {
+ float frout = rout / sr;
+ float fgout = gout / sg;
+ float fbout = bout / sb;
+ float lout = FFMAX3(frout, fgout, fbout) + FFMIN3(frout, fgout, fbout);
+
+ preservel(&frout, &fgout, &fbout, lin, lout);
+
+ rout = lrintf(lerpf(rout, frout, l));
+ gout = lrintf(lerpf(gout, fgout, l));
+ bout = lrintf(lerpf(bout, fbout, l));
+ }
+
+ dst[j + roffset] = av_clip_uint8(rout);
+ dst[j + goffset] = av_clip_uint8(gout);
+ dst[j + boffset] = av_clip_uint8(bout);
- dst[j + roffset] = 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));
- dst[j + goffset] = 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));
- dst[j + boffset] = 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) {
dst[j + aoffset] = av_clip_uint8(s->lut[A][R][rin] +
s->lut[A][G][gin] +
}
static av_always_inline int filter_slice_rgba16_packed(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs,
- int have_alpha, int step)
+ int have_alpha, int step, int pl)
{
ColorChannelMixerContext *s = ctx->priv;
ThreadData *td = arg;
AVFrame *in = td->in;
AVFrame *out = td->out;
+ const float l = s->preserve_lightness;
+ const float sr = s->sr;
+ const float sg = s->sg;
+ const float sb = s->sb;
const int slice_start = (out->height * jobnr) / nb_jobs;
const int slice_end = (out->height * (jobnr+1)) / nb_jobs;
const uint8_t roffset = s->rgba_map[R];
const uint16_t gin = src[j + goffset];
const uint16_t bin = src[j + boffset];
const uint16_t ain = src[j + aoffset];
+ int rout, gout, bout;
+ float lin;
+
+ if (pl)
+ lin = FFMAX3(rin, gin, bin) + FFMIN3(rin, gin, bin);
+
+ rout = s->lut[R][R][rin] +
+ s->lut[R][G][gin] +
+ s->lut[R][B][bin] +
+ (have_alpha == 1 ? s->lut[R][A][ain] : 0);
+ gout = s->lut[G][R][rin] +
+ s->lut[G][G][gin] +
+ s->lut[G][B][bin] +
+ (have_alpha == 1 ? s->lut[G][A][ain] : 0);
+ bout = 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 (pl) {
+ float frout = rout / sr;
+ float fgout = gout / sg;
+ float fbout = bout / sb;
+ float lout = FFMAX3(frout, fgout, fbout) + FFMIN3(frout, fgout, fbout);
+
+ preservel(&frout, &fgout, &fbout, lin, lout);
+
+ rout = lrintf(lerpf(rout, frout, l));
+ gout = lrintf(lerpf(gout, fgout, l));
+ bout = lrintf(lerpf(bout, fbout, l));
+ }
+
+ dst[j + roffset] = av_clip_uint16(rout);
+ dst[j + goffset] = av_clip_uint16(gout);
+ dst[j + boffset] = av_clip_uint16(bout);
- dst[j + roffset] = av_clip_uint16(s->lut[R][R][rin] +
- s->lut[R][G][gin] +
- 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] +
- (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] +
- (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] +
static int filter_slice_rgba64(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
{
- return filter_slice_rgba16_packed(ctx, arg, jobnr, nb_jobs, 1, 4);
+ return filter_slice_rgba16_packed(ctx, arg, jobnr, nb_jobs, 1, 4, 0);
}
static int filter_slice_rgb48(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
{
- return filter_slice_rgba16_packed(ctx, arg, jobnr, nb_jobs, 0, 3);
+ return filter_slice_rgba16_packed(ctx, arg, jobnr, nb_jobs, 0, 3, 0);
+}
+
+static int filter_slice_rgba64_pl(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
+{
+ return filter_slice_rgba16_packed(ctx, arg, jobnr, nb_jobs, 1, 4, 1);
+}
+
+static int filter_slice_rgb48_pl(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
+{
+ return filter_slice_rgba16_packed(ctx, arg, jobnr, nb_jobs, 0, 3, 1);
}
static int filter_slice_rgba(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
{
- return filter_slice_rgba_packed(ctx, arg, jobnr, nb_jobs, 1, 4);
+ return filter_slice_rgba_packed(ctx, arg, jobnr, nb_jobs, 1, 4, 0);
}
static int filter_slice_rgb24(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
{
- return filter_slice_rgba_packed(ctx, arg, jobnr, nb_jobs, 0, 3);
+ return filter_slice_rgba_packed(ctx, arg, jobnr, nb_jobs, 0, 3, 0);
}
static int filter_slice_rgb0(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
{
- return filter_slice_rgba_packed(ctx, arg, jobnr, nb_jobs, -1, 4);
+ return filter_slice_rgba_packed(ctx, arg, jobnr, nb_jobs, -1, 4, 0);
+}
+
+static int filter_slice_rgba_pl(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
+{
+ return filter_slice_rgba_packed(ctx, arg, jobnr, nb_jobs, 1, 4, 1);
+}
+
+static int filter_slice_rgb24_pl(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
+{
+ return filter_slice_rgba_packed(ctx, arg, jobnr, nb_jobs, 0, 3, 1);
+}
+
+static int filter_slice_rgb0_pl(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs)
+{
+ return filter_slice_rgba_packed(ctx, arg, jobnr, nb_jobs, -1, 4, 1);
}
static int config_output(AVFilterLink *outlink)
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;
+ int i, j, size, *buffer = s->buffer;
ff_fill_rgba_map(s->rgba_map, outlink->format);
size = 1 << depth;
- s->buffer = buffer = av_malloc(16 * size * sizeof(*s->buffer));
- if (!s->buffer)
- return AVERROR(ENOMEM);
+ if (!s->buffer) {
+ s->buffer = buffer = av_malloc(16 * size * sizeof(*s->buffer));
+ if (!s->buffer)
+ return AVERROR(ENOMEM);
+
+ for (i = 0; i < 4; i++)
+ for (j = 0; j < 4; j++, buffer += size)
+ s->lut[i][j] = buffer;
+ }
+
+ s->sr = s->rr + s->rg + s->rb + s->ra;
+ s->sg = s->gr + s->gg + s->gb + s->ga;
+ s->sb = s->br + s->bg + s->bb + s->ba;
+
+ if (fabs(s->sr) <= DBL_EPSILON)
+ s->sr = 1.;
- for (i = 0; i < 4; i++)
- for (j = 0; j < 4; j++, buffer += size)
- s->lut[i][j] = buffer;
+ if (fabs(s->sg) <= DBL_EPSILON)
+ s->sg = 1.;
+
+ if (fabs(s->sb) <= DBL_EPSILON)
+ s->sb = 1.;
for (i = 0; i < size; i++) {
s->lut[R][R][i] = lrint(i * s->rr);
switch (outlink->format) {
case AV_PIX_FMT_BGR24:
case AV_PIX_FMT_RGB24:
- s->filter_slice = filter_slice_rgb24;
+ s->filter_slice[0] = filter_slice_rgb24;
+ s->filter_slice[1] = filter_slice_rgb24_pl;
break;
case AV_PIX_FMT_0BGR:
case AV_PIX_FMT_0RGB:
case AV_PIX_FMT_BGR0:
case AV_PIX_FMT_RGB0:
- s->filter_slice = filter_slice_rgb0;
+ s->filter_slice[0] = filter_slice_rgb0;
+ s->filter_slice[1] = filter_slice_rgb0_pl;
break;
case AV_PIX_FMT_ABGR:
case AV_PIX_FMT_ARGB:
case AV_PIX_FMT_BGRA:
case AV_PIX_FMT_RGBA:
- s->filter_slice = filter_slice_rgba;
+ s->filter_slice[0] = filter_slice_rgba;
+ s->filter_slice[1] = filter_slice_rgba_pl;
break;
case AV_PIX_FMT_BGR48:
case AV_PIX_FMT_RGB48:
- s->filter_slice = filter_slice_rgb48;
+ s->filter_slice[0] = filter_slice_rgb48;
+ s->filter_slice[1] = filter_slice_rgb48_pl;
break;
case AV_PIX_FMT_BGRA64:
case AV_PIX_FMT_RGBA64:
- s->filter_slice = filter_slice_rgba64;
+ s->filter_slice[0] = filter_slice_rgba64;
+ s->filter_slice[1] = filter_slice_rgba64_pl;
break;
case AV_PIX_FMT_GBRP:
- s->filter_slice = filter_slice_gbrp;
+ s->filter_slice[0] = filter_slice_gbrp;
+ s->filter_slice[1] = filter_slice_gbrp_pl;
break;
case AV_PIX_FMT_GBRAP:
- s->filter_slice = filter_slice_gbrap;
+ s->filter_slice[0] = filter_slice_gbrap;
+ s->filter_slice[1] = filter_slice_gbrap_pl;
break;
case AV_PIX_FMT_GBRP9:
- s->filter_slice = filter_slice_gbrp9;
+ s->filter_slice[0] = filter_slice_gbrp9;
+ s->filter_slice[1] = filter_slice_gbrp9_pl;
break;
case AV_PIX_FMT_GBRP10:
- s->filter_slice = filter_slice_gbrp10;
+ s->filter_slice[0] = filter_slice_gbrp10;
+ s->filter_slice[1] = filter_slice_gbrp10_pl;
break;
case AV_PIX_FMT_GBRAP10:
- s->filter_slice = filter_slice_gbrap10;
+ s->filter_slice[0] = filter_slice_gbrap10;
+ s->filter_slice[1] = filter_slice_gbrap10_pl;
break;
case AV_PIX_FMT_GBRP12:
- s->filter_slice = filter_slice_gbrp12;
+ s->filter_slice[0] = filter_slice_gbrp12;
+ s->filter_slice[1] = filter_slice_gbrp12_pl;
break;
case AV_PIX_FMT_GBRAP12:
- s->filter_slice = filter_slice_gbrap12;
+ s->filter_slice[0] = filter_slice_gbrap12;
+ s->filter_slice[1] = filter_slice_gbrap12_pl;
break;
case AV_PIX_FMT_GBRP14:
- s->filter_slice = filter_slice_gbrp14;
+ s->filter_slice[0] = filter_slice_gbrp14;
+ s->filter_slice[1] = filter_slice_gbrp14_pl;
break;
case AV_PIX_FMT_GBRP16:
- s->filter_slice = filter_slice_gbrp16;
+ s->filter_slice[0] = filter_slice_gbrp16;
+ s->filter_slice[1] = filter_slice_gbrp16_pl;
break;
case AV_PIX_FMT_GBRAP16:
- s->filter_slice = filter_slice_gbrap16;
+ s->filter_slice[0] = filter_slice_gbrap16;
+ s->filter_slice[1] = filter_slice_gbrap16_pl;
break;
}
AVFilterContext *ctx = inlink->dst;
ColorChannelMixerContext *s = ctx->priv;
AVFilterLink *outlink = ctx->outputs[0];
+ const int pl = s->preserve_lightness > 0.;
ThreadData td;
AVFrame *out;
td.in = in;
td.out = out;
- ctx->internal->execute(ctx, s->filter_slice, &td, NULL, FFMIN(outlink->h, ff_filter_get_nb_threads(ctx)));
+ ctx->internal->execute(ctx, s->filter_slice[pl], &td, NULL, FFMIN(outlink->h, ff_filter_get_nb_threads(ctx)));
if (in != out)
av_frame_free(&in);
return ff_filter_frame(outlink, out);
}
+static int process_command(AVFilterContext *ctx, const char *cmd, const char *args,
+ char *res, int res_len, int flags)
+{
+ int ret = ff_filter_process_command(ctx, cmd, args, res, res_len, flags);
+
+ if (ret < 0)
+ return ret;
+
+ return config_output(ctx->outputs[0]);
+}
+
static av_cold void uninit(AVFilterContext *ctx)
{
ColorChannelMixerContext *s = ctx->priv;
{ NULL }
};
-AVFilter ff_vf_colorchannelmixer = {
+const AVFilter ff_vf_colorchannelmixer = {
.name = "colorchannelmixer",
.description = NULL_IF_CONFIG_SMALL("Adjust colors by mixing color channels."),
.priv_size = sizeof(ColorChannelMixerContext),
.inputs = colorchannelmixer_inputs,
.outputs = colorchannelmixer_outputs,
.flags = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC | AVFILTER_FLAG_SLICE_THREADS,
+ .process_command = process_command,
};
projects / ffmpeg / blobdiff