* 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"
#include "drawutils.h"
#include "formats.h"
#define B 2
#define A 3
+typedef struct ThreadData {
+ AVFrame *in, *out;
+} ThreadData;
+
typedef struct ColorChannelMixerContext {
const AVClass *class;
double rr, rg, rb, ra;
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];
int *buffer;
uint8_t rgba_map[4];
+
+ 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 }
};
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
};
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 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 *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 = 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] +
+ 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, 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 *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 = 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] +
+ 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, 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, 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, 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, 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, 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, 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, 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, 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, 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, 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 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 goffset = s->rgba_map[G];
+ const uint8_t boffset = s->rgba_map[B];
+ const uint8_t aoffset = s->rgba_map[A];
+ const uint8_t *srcrow = in->data[0] + slice_start * in->linesize[0];
+ uint8_t *dstrow = out->data[0] + slice_start * out->linesize[0];
+ int i, j;
+
+ for (i = slice_start; i < slice_end; i++) {
+ const uint8_t *src = srcrow;
+ uint8_t *dst = dstrow;
+
+ for (j = 0; j < out->width * step; j += step) {
+ const uint8_t rin = src[j + roffset];
+ 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);
+
+ if (have_alpha == 1) {
+ dst[j + aoffset] = av_clip_uint8(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];
+ dstrow += out->linesize[0];
+ }
+
+ return 0;
+}
+
+static av_always_inline int filter_slice_rgba16_packed(AVFilterContext *ctx, void *arg, int jobnr, int nb_jobs,
+ 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 goffset = s->rgba_map[G];
+ const uint8_t boffset = s->rgba_map[B];
+ const uint8_t aoffset = s->rgba_map[A];
+ const uint8_t *srcrow = in->data[0] + slice_start * in->linesize[0];
+ uint8_t *dstrow = out->data[0] + slice_start * out->linesize[0];
+ int i, j;
+
+ for (i = slice_start; i < slice_end; i++) {
+ const uint16_t *src = (const uint16_t *)srcrow;
+ uint16_t *dst = (uint16_t *)dstrow;
+
+ for (j = 0; j < out->width * step; j += step) {
+ const uint16_t rin = src[j + roffset];
+ 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);
+
+ 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]);
+ }
+ }
+
+ srcrow += in->linesize[0];
+ dstrow += out->linesize[0];
+ }
+
+ return 0;
+}
+
+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, 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, 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, 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, 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, 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)
{
AVFilterContext *ctx = outlink->src;
ColorChannelMixerContext *s = ctx->priv;
- int i, j, size, *buffer;
+ const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(outlink->format);
+ const int depth = desc->comp[0].depth;
+ int i, j, size, *buffer = s->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;
+ 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->buffer = buffer = av_malloc(16 * size * sizeof(*s->buffer));
- if (!s->buffer)
- return AVERROR(ENOMEM);
+ 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.;
+
+ if (fabs(s->sg) <= DBL_EPSILON)
+ s->sg = 1.;
- for (i = 0; i < 4; i++)
- for (j = 0; j < 4; j++, buffer += size)
- s->lut[i][j] = buffer;
+ if (fabs(s->sb) <= DBL_EPSILON)
+ s->sb = 1.;
for (i = 0; i < size; i++) {
s->lut[R][R][i] = lrint(i * s->rr);
s->lut[A][A][i] = lrint(i * s->aa);
}
- return 0;
-}
-
-static int filter_frame(AVFilterLink *inlink, AVFrame *in)
-{
- AVFilterContext *ctx = inlink->dst;
- ColorChannelMixerContext *s = ctx->priv;
- AVFilterLink *outlink = ctx->outputs[0];
- const uint8_t roffset = s->rgba_map[R];
- const uint8_t goffset = s->rgba_map[G];
- const uint8_t boffset = s->rgba_map[B];
- const uint8_t aoffset = s->rgba_map[A];
- const uint8_t *srcrow = in->data[0];
- uint8_t *dstrow;
- AVFrame *out;
- int i, j;
-
- if (av_frame_is_writable(in)) {
- out = in;
- } else {
- out = ff_get_video_buffer(outlink, outlink->w, outlink->h);
- if (!out) {
- av_frame_free(&in);
- return AVERROR(ENOMEM);
- }
- av_frame_copy_props(out, in);
- }
-
- dstrow = out->data[0];
switch (outlink->format) {
case AV_PIX_FMT_BGR24:
case AV_PIX_FMT_RGB24:
- for (i = 0; i < outlink->h; i++) {
- const uint8_t *src = srcrow;
- uint8_t *dst = dstrow;
-
- for (j = 0; j < outlink->w * 3; j += 3) {
- const uint8_t rin = src[j + roffset];
- const uint8_t gin = src[j + goffset];
- const uint8_t bin = src[j + boffset];
-
- dst[j + roffset] = av_clip_uint8(s->lut[R][R][rin] +
- s->lut[R][G][gin] +
- s->lut[R][B][bin]);
- dst[j + goffset] = av_clip_uint8(s->lut[G][R][rin] +
- s->lut[G][G][gin] +
- s->lut[G][B][bin]);
- dst[j + boffset] = av_clip_uint8(s->lut[B][R][rin] +
- s->lut[B][G][gin] +
- s->lut[B][B][bin]);
- }
-
- srcrow += in->linesize[0];
- dstrow += out->linesize[0];
- }
+ 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:
- for (i = 0; i < outlink->h; i++) {
- const uint8_t *src = srcrow;
- uint8_t *dst = dstrow;
-
- for (j = 0; j < outlink->w * 4; j += 4) {
- const uint8_t rin = src[j + roffset];
- const uint8_t gin = src[j + goffset];
- const uint8_t bin = src[j + boffset];
-
- dst[j + roffset] = av_clip_uint8(s->lut[R][R][rin] +
- s->lut[R][G][gin] +
- s->lut[R][B][bin]);
- dst[j + goffset] = av_clip_uint8(s->lut[G][R][rin] +
- s->lut[G][G][gin] +
- s->lut[G][B][bin]);
- dst[j + boffset] = av_clip_uint8(s->lut[B][R][rin] +
- s->lut[B][G][gin] +
- s->lut[B][B][bin]);
- if (in != out)
- dst[j + aoffset] = 0;
- }
-
- srcrow += in->linesize[0];
- dstrow += out->linesize[0];
- }
+ 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:
- for (i = 0; i < outlink->h; i++) {
- const uint8_t *src = srcrow;
- uint8_t *dst = dstrow;
-
- for (j = 0; j < outlink->w * 4; j += 4) {
- const uint8_t rin = src[j + roffset];
- const uint8_t gin = src[j + goffset];
- const uint8_t bin = src[j + boffset];
- const uint8_t ain = src[j + aoffset];
-
- dst[j + roffset] = av_clip_uint8(s->lut[R][R][rin] +
- s->lut[R][G][gin] +
- s->lut[R][B][bin] +
- s->lut[R][A][ain]);
- dst[j + goffset] = av_clip_uint8(s->lut[G][R][rin] +
- s->lut[G][G][gin] +
- s->lut[G][B][bin] +
- s->lut[G][A][ain]);
- dst[j + boffset] = av_clip_uint8(s->lut[B][R][rin] +
- s->lut[B][G][gin] +
- s->lut[B][B][bin] +
- s->lut[B][A][ain]);
- dst[j + aoffset] = av_clip_uint8(s->lut[A][R][rin] +
- s->lut[A][G][gin] +
- s->lut[A][B][bin] +
- s->lut[A][A][ain]);
- }
-
- srcrow += in->linesize[0];
- dstrow += out->linesize[0];
- }
+ 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:
- for (i = 0; i < outlink->h; i++) {
- const uint16_t *src = (const uint16_t *)srcrow;
- uint16_t *dst = (uint16_t *)dstrow;
-
- for (j = 0; j < outlink->w * 3; j += 3) {
- const uint16_t rin = src[j + roffset];
- const uint16_t gin = src[j + goffset];
- const uint16_t bin = src[j + boffset];
-
- dst[j + roffset] = av_clip_uint16(s->lut[R][R][rin] +
- s->lut[R][G][gin] +
- s->lut[R][B][bin]);
- dst[j + goffset] = av_clip_uint16(s->lut[G][R][rin] +
- s->lut[G][G][gin] +
- s->lut[G][B][bin]);
- dst[j + boffset] = av_clip_uint16(s->lut[B][R][rin] +
- s->lut[B][G][gin] +
- s->lut[B][B][bin]);
- }
-
- srcrow += in->linesize[0];
- dstrow += out->linesize[0];
- }
+ 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:
- for (i = 0; i < outlink->h; i++) {
- const uint16_t *src = (const uint16_t *)srcrow;
- uint16_t *dst = (uint16_t *)dstrow;
-
- for (j = 0; j < outlink->w * 4; j += 4) {
- const uint16_t rin = src[j + roffset];
- const uint16_t gin = src[j + goffset];
- const uint16_t bin = src[j + boffset];
- const uint16_t ain = src[j + aoffset];
-
- dst[j + roffset] = av_clip_uint16(s->lut[R][R][rin] +
- s->lut[R][G][gin] +
- s->lut[R][B][bin] +
- s->lut[R][A][ain]);
- dst[j + goffset] = av_clip_uint16(s->lut[G][R][rin] +
- s->lut[G][G][gin] +
- s->lut[G][B][bin] +
- s->lut[G][A][ain]);
- dst[j + boffset] = av_clip_uint16(s->lut[B][R][rin] +
- s->lut[B][G][gin] +
- s->lut[B][B][bin] +
- s->lut[B][A][ain]);
- 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]);
- }
+ s->filter_slice[0] = filter_slice_rgba64;
+ s->filter_slice[1] = filter_slice_rgba64_pl;
+ break;
+ case AV_PIX_FMT_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[0] = filter_slice_gbrap;
+ s->filter_slice[1] = filter_slice_gbrap_pl;
+ break;
+ case AV_PIX_FMT_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[0] = filter_slice_gbrp10;
+ s->filter_slice[1] = filter_slice_gbrp10_pl;
+ break;
+ case AV_PIX_FMT_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[0] = filter_slice_gbrp12;
+ s->filter_slice[1] = filter_slice_gbrp12_pl;
+ break;
+ case AV_PIX_FMT_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[0] = filter_slice_gbrp14;
+ s->filter_slice[1] = filter_slice_gbrp14_pl;
+ break;
+ case AV_PIX_FMT_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[0] = filter_slice_gbrap16;
+ s->filter_slice[1] = filter_slice_gbrap16_pl;
+ break;
+ }
- srcrow += in->linesize[0];
- dstrow += out->linesize[0];
+ return 0;
+}
+
+static int filter_frame(AVFilterLink *inlink, AVFrame *in)
+{
+ AVFilterContext *ctx = inlink->dst;
+ ColorChannelMixerContext *s = ctx->priv;
+ AVFilterLink *outlink = ctx->outputs[0];
+ const int pl = s->preserve_lightness > 0.;
+ ThreadData td;
+ AVFrame *out;
+
+ if (av_frame_is_writable(in)) {
+ out = in;
+ } else {
+ out = ff_get_video_buffer(outlink, outlink->w, outlink->h);
+ if (!out) {
+ av_frame_free(&in);
+ return AVERROR(ENOMEM);
}
+ av_frame_copy_props(out, in);
}
+ td.in = in;
+ td.out = out;
+ 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(ctx->outputs[0], out);
+ 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)
{ 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),
.query_formats = query_formats,
.inputs = colorchannelmixer_inputs,
.outputs = colorchannelmixer_outputs,
- .flags = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC,
+ .flags = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC | AVFILTER_FLAG_SLICE_THREADS,
+ .process_command = process_command,
};
projects / ffmpeg / blobdiff