doxygen/trunk/vf__vibrance_8c_source.html

/*

 * Copyright (c) 2018 Paul B Mahol

 *

 * This file is part of FFmpeg.

 *

 * FFmpeg is free software; you can redistribute it and/or

 * modify it under the terms of the GNU Lesser General Public

 * License as published by the Free Software Foundation; either

 * version 2.1 of the License, or (at your option) any later version.

 *

 * FFmpeg is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

 * Lesser General Public License for more details.

 *

 * You should have received a copy of the GNU Lesser General Public

 * License along with FFmpeg; if not, write to the Free Software

 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA

 */


#include "libavutil/opt.h"

#include "libavutil/pixdesc.h"

#include "avfilter.h"

#include "drawutils.h"

#include "filters.h"

#include "video.h"


#define R 0

#define G 1

#define B 2

#define A 3


typedef struct VibranceContext {

    const AVClass *class;


    float intensity;

    float balance[3];

    float lcoeffs[3];

    int alternate;


    int step;

    int depth;

    uint8_t rgba_map[4];


    int (*do_slice)(AVFilterContext *s, void *arg,

                    int jobnr, int nb_jobs);

} VibranceContext;


static inline float lerpf(float v0, float v1, float f)

{

    return v0 + (v1 - v0) * f;

}


typedef struct ThreadData {

    AVFrame *out, *in;

} ThreadData;


static int vibrance_slice8(AVFilterContext *avctx, void *arg, int jobnr, int nb_jobs)

{

    VibranceContext *s = avctx->priv;

    ThreadData *td = arg;

    AVFrame *frame = td->out;

    AVFrame *in = td->in;

    const int width = frame->width;

    const int height = frame->height;

    const float scale = 1.f / 255.f;

    const float gc = s->lcoeffs[0];

    const float bc = s->lcoeffs[1];

    const float rc = s->lcoeffs[2];

    const float intensity = s->intensity;

    const float alternate = s->alternate ? 1.f : -1.f;

    const float gintensity = intensity * s->balance[0];

    const float bintensity = intensity * s->balance[1];

    const float rintensity = intensity * s->balance[2];

    const float sgintensity = alternate * FFSIGN(gintensity);

    const float sbintensity = alternate * FFSIGN(bintensity);

    const float srintensity = alternate * FFSIGN(rintensity);

    const int slice_start = ff_slice_pos(height, jobnr, nb_jobs);

    const int slice_end = ff_slice_pos(height, jobnr + 1, nb_jobs);

    const ptrdiff_t glinesize = frame->linesize[0];

    const ptrdiff_t blinesize = frame->linesize[1];

    const ptrdiff_t rlinesize = frame->linesize[2];

    const ptrdiff_t alinesize = frame->linesize[3];

    const ptrdiff_t gslinesize = in->linesize[0];

    const ptrdiff_t bslinesize = in->linesize[1];

    const ptrdiff_t rslinesize = in->linesize[2];

    const ptrdiff_t aslinesize = in->linesize[3];

    const uint8_t *gsrc = in->data[0] + slice_start * glinesize;

    const uint8_t *bsrc = in->data[1] + slice_start * blinesize;

    const uint8_t *rsrc = in->data[2] + slice_start * rlinesize;

    uint8_t *gptr = frame->data[0] + slice_start * glinesize;

    uint8_t *bptr = frame->data[1] + slice_start * blinesize;

    uint8_t *rptr = frame->data[2] + slice_start * rlinesize;

    const uint8_t *asrc = in->data[3];

    uint8_t *aptr = frame->data[3];


    for (int y = slice_start; y < slice_end; y++) {

        for (int x = 0; x < width; x++) {

            float g = gsrc[x] * scale;

            float b = bsrc[x] * scale;

            float r = rsrc[x] * scale;

            float max_color = FFMAX3(r, g, b);

            float min_color = FFMIN3(r, g, b);

            float color_saturation = max_color - min_color;

            float luma = g * gc + r * rc + b * bc;

            const float cg = 1.f + gintensity * (1.f - sgintensity * color_saturation);

            const float cb = 1.f + bintensity * (1.f - sbintensity * color_saturation);

            const float cr = 1.f + rintensity * (1.f - srintensity * color_saturation);


            g = lerpf(luma, g, cg);

            b = lerpf(luma, b, cb);

            r = lerpf(luma, r, cr);


            gptr[x] = av_clip_uint8(g * 255.f);

            bptr[x] = av_clip_uint8(b * 255.f);

            rptr[x] = av_clip_uint8(r * 255.f);

        }


        if (aptr && alinesize && frame != in)

            memcpy(aptr + alinesize * y, asrc + aslinesize * y, width);


        gsrc += gslinesize;

        bsrc += bslinesize;

        rsrc += rslinesize;

        gptr += glinesize;

        bptr += blinesize;

        rptr += rlinesize;

    }


    return 0;

}


static int vibrance_slice16(AVFilterContext *avctx, void *arg, int jobnr, int nb_jobs)

{

    VibranceContext *s = avctx->priv;

    ThreadData *td = arg;

    AVFrame *frame = td->out;

    AVFrame *in = td->in;

    const int depth = s->depth;

    const float max = (1 << depth) - 1;

    const float scale = 1.f / max;

    const float gc = s->lcoeffs[0];

    const float bc = s->lcoeffs[1];

    const float rc = s->lcoeffs[2];

    const int width = frame->width;

    const int height = frame->height;

    const float intensity = s->intensity;

    const float alternate = s->alternate ? 1.f : -1.f;

    const float gintensity = intensity * s->balance[0];

    const float bintensity = intensity * s->balance[1];

    const float rintensity = intensity * s->balance[2];

    const float sgintensity = alternate * FFSIGN(gintensity);

    const float sbintensity = alternate * FFSIGN(bintensity);

    const float srintensity = alternate * FFSIGN(rintensity);

    const int slice_start = ff_slice_pos(height, jobnr, nb_jobs);

    const int slice_end = ff_slice_pos(height, jobnr + 1, nb_jobs);

    const ptrdiff_t gslinesize = in->linesize[0] / 2;

    const ptrdiff_t bslinesize = in->linesize[1] / 2;

    const ptrdiff_t rslinesize = in->linesize[2] / 2;

    const ptrdiff_t aslinesize = in->linesize[3] / 2;

    const ptrdiff_t glinesize = frame->linesize[0] / 2;

    const ptrdiff_t blinesize = frame->linesize[1] / 2;

    const ptrdiff_t rlinesize = frame->linesize[2] / 2;

    const ptrdiff_t alinesize = frame->linesize[3] / 2;

    const uint16_t *gsrc = (const uint16_t *)in->data[0] + slice_start * gslinesize;

    const uint16_t *bsrc = (const uint16_t *)in->data[1] + slice_start * bslinesize;

    const uint16_t *rsrc = (const uint16_t *)in->data[2] + slice_start * rslinesize;

    uint16_t *gptr = (uint16_t *)frame->data[0] + slice_start * glinesize;

    uint16_t *bptr = (uint16_t *)frame->data[1] + slice_start * blinesize;

    uint16_t *rptr = (uint16_t *)frame->data[2] + slice_start * rlinesize;

    const uint16_t *asrc = (const uint16_t *)in->data[3];

    uint16_t *aptr = (uint16_t *)frame->data[3];


    for (int y = slice_start; y < slice_end; y++) {

        for (int x = 0; x < width; x++) {

            float g = gsrc[x] * scale;

            float b = bsrc[x] * scale;

            float r = rsrc[x] * scale;

            float max_color = FFMAX3(r, g, b);

            float min_color = FFMIN3(r, g, b);

            float color_saturation = max_color - min_color;

            float luma = g * gc + r * rc + b * bc;

            const float cg = 1.f + gintensity * (1.f - sgintensity * color_saturation);

            const float cb = 1.f + bintensity * (1.f - sbintensity * color_saturation);

            const float cr = 1.f + rintensity * (1.f - srintensity * color_saturation);


            g = lerpf(luma, g, cg);

            b = lerpf(luma, b, cb);

            r = lerpf(luma, r, cr);


            gptr[x] = av_clip_uintp2_c(g * max, depth);

            bptr[x] = av_clip_uintp2_c(b * max, depth);

            rptr[x] = av_clip_uintp2_c(r * max, depth);

        }


        if (aptr && alinesize && frame != in)

            memcpy(aptr + alinesize * y, asrc + aslinesize * y, width * 2);


        gsrc += gslinesize;

        bsrc += bslinesize;

        rsrc += rslinesize;

        gptr += glinesize;

        bptr += blinesize;

        rptr += rlinesize;

    }


    return 0;

}


static int vibrance_slice8p(AVFilterContext *avctx, void *arg, int jobnr, int nb_jobs)

{

    VibranceContext *s = avctx->priv;

    ThreadData *td = arg;

    AVFrame *frame = td->out;

    AVFrame *in = td->in;

    const int step = s->step;

    const int width = frame->width;

    const int height = frame->height;

    const float scale = 1.f / 255.f;

    const float gc = s->lcoeffs[0];

    const float bc = s->lcoeffs[1];

    const float rc = s->lcoeffs[2];

    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 float intensity = s->intensity;

    const float alternate = s->alternate ? 1.f : -1.f;

    const float gintensity = intensity * s->balance[0];

    const float bintensity = intensity * s->balance[1];

    const float rintensity = intensity * s->balance[2];

    const float sgintensity = alternate * FFSIGN(gintensity);

    const float sbintensity = alternate * FFSIGN(bintensity);

    const float srintensity = alternate * FFSIGN(rintensity);

    const int slice_start = ff_slice_pos(height, jobnr, nb_jobs);

    const int slice_end = ff_slice_pos(height, jobnr + 1, nb_jobs);

    const ptrdiff_t linesize = frame->linesize[0];

    const ptrdiff_t slinesize = in->linesize[0];

    const uint8_t *src = in->data[0] + slice_start * slinesize;

    uint8_t *ptr = frame->data[0] + slice_start * linesize;


    for (int y = slice_start; y < slice_end; y++) {

        for (int x = 0; x < width; x++) {

            float g = src[x * step + goffset] * scale;

            float b = src[x * step + boffset] * scale;

            float r = src[x * step + roffset] * scale;

            float max_color = FFMAX3(r, g, b);

            float min_color = FFMIN3(r, g, b);

            float color_saturation = max_color - min_color;

            float luma = g * gc + r * rc + b * bc;

            const float cg = 1.f + gintensity * (1.f - sgintensity * color_saturation);

            const float cb = 1.f + bintensity * (1.f - sbintensity * color_saturation);

            const float cr = 1.f + rintensity * (1.f - srintensity * color_saturation);


            g = lerpf(luma, g, cg);

            b = lerpf(luma, b, cb);

            r = lerpf(luma, r, cr);


            ptr[x * step + goffset] = av_clip_uint8(g * 255.f);

            ptr[x * step + boffset] = av_clip_uint8(b * 255.f);

            ptr[x * step + roffset] = av_clip_uint8(r * 255.f);


            if (frame != in)

                ptr[x * step + aoffset] = src[x * step + aoffset];

        }


        ptr += linesize;

        src += slinesize;

    }


    return 0;

}


static int vibrance_slice16p(AVFilterContext *avctx, void *arg, int jobnr, int nb_jobs)

{

    VibranceContext *s = avctx->priv;

    ThreadData *td = arg;

    AVFrame *frame = td->out;

    AVFrame *in = td->in;

    const int step = s->step;

    const int depth = s->depth;

    const float max = (1 << depth) - 1;

    const float scale = 1.f / max;

    const float gc = s->lcoeffs[0];

    const float bc = s->lcoeffs[1];

    const float rc = s->lcoeffs[2];

    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 int width = frame->width;

    const int height = frame->height;

    const float intensity = s->intensity;

    const float alternate = s->alternate ? 1.f : -1.f;

    const float gintensity = intensity * s->balance[0];

    const float bintensity = intensity * s->balance[1];

    const float rintensity = intensity * s->balance[2];

    const float sgintensity = alternate * FFSIGN(gintensity);

    const float sbintensity = alternate * FFSIGN(bintensity);

    const float srintensity = alternate * FFSIGN(rintensity);

    const int slice_start = ff_slice_pos(height, jobnr, nb_jobs);

    const int slice_end = ff_slice_pos(height, jobnr + 1, nb_jobs);

    const ptrdiff_t linesize = frame->linesize[0] / 2;

    const ptrdiff_t slinesize = in->linesize[0] / 2;

    const uint16_t *src = (const uint16_t *)in->data[0] + slice_start * slinesize;

    uint16_t *ptr = (uint16_t *)frame->data[0] + slice_start * linesize;


    for (int y = slice_start; y < slice_end; y++) {

        for (int x = 0; x < width; x++) {

            float g = src[x * step + goffset] * scale;

            float b = src[x * step + boffset] * scale;

            float r = src[x * step + roffset] * scale;

            float max_color = FFMAX3(r, g, b);

            float min_color = FFMIN3(r, g, b);

            float color_saturation = max_color - min_color;

            float luma = g * gc + r * rc + b * bc;

            const float cg = 1.f + gintensity * (1.f - sgintensity * color_saturation);

            const float cb = 1.f + bintensity * (1.f - sbintensity * color_saturation);

            const float cr = 1.f + rintensity * (1.f - srintensity * color_saturation);


            g = lerpf(luma, g, cg);

            b = lerpf(luma, b, cb);

            r = lerpf(luma, r, cr);


            ptr[x * step + goffset] = av_clip_uintp2_c(g * max, depth);

            ptr[x * step + boffset] = av_clip_uintp2_c(b * max, depth);

            ptr[x * step + roffset] = av_clip_uintp2_c(r * max, depth);

            if (frame != in)

                ptr[x * step + aoffset] = src[x * step + aoffset];

        }


        ptr += linesize;

        src += slinesize;

    }


    return 0;

}


static int filter_frame(AVFilterLink *link, AVFrame *in)

{

    AVFilterContext *avctx = link->dst;

    AVFilterLink *outlink = avctx->outputs[0];

    VibranceContext *s = avctx->priv;

    ThreadData td;

    AVFrame *out;

    int res;


    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.out = out;

    td.in = in;

    if (res = ff_filter_execute(avctx, s->do_slice, &td, NULL,

                                FFMIN(out->height, ff_filter_get_nb_threads(avctx))))

        return res;


    if (out != in)

        av_frame_free(&in);

    return ff_filter_frame(outlink, out);

}


static const enum AVPixelFormat pixel_fmts[] = {

    AV_PIX_FMT_RGB24, AV_PIX_FMT_BGR24,

    AV_PIX_FMT_RGBA, AV_PIX_FMT_BGRA,

    AV_PIX_FMT_ARGB, AV_PIX_FMT_ABGR,

    AV_PIX_FMT_0RGB, AV_PIX_FMT_0BGR,

    AV_PIX_FMT_RGB0, AV_PIX_FMT_BGR0,

    AV_PIX_FMT_GBRP, AV_PIX_FMT_GBRAP,

    AV_PIX_FMT_GBRP9, AV_PIX_FMT_GBRP10, AV_PIX_FMT_GBRP12,

    AV_PIX_FMT_GBRP14, AV_PIX_FMT_GBRP16,

    AV_PIX_FMT_GBRAP10, AV_PIX_FMT_GBRAP12, AV_PIX_FMT_GBRAP16,

    AV_PIX_FMT_RGB48,  AV_PIX_FMT_BGR48,

    AV_PIX_FMT_RGBA64, AV_PIX_FMT_BGRA64,

    AV_PIX_FMT_NONE

};


static av_cold int config_input(AVFilterLink *inlink)

{

    AVFilterContext *avctx = inlink->dst;

    VibranceContext *s = avctx->priv;

    const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(inlink->format);

    int planar = desc->flags & AV_PIX_FMT_FLAG_PLANAR;


    s->step = desc->nb_components;

    if (inlink->format == AV_PIX_FMT_RGB0 ||

        inlink->format == AV_PIX_FMT_0RGB ||

        inlink->format == AV_PIX_FMT_BGR0 ||

        inlink->format == AV_PIX_FMT_0BGR)

        s->step = 4;


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

    s->do_slice = s->depth <= 8 ? vibrance_slice8 : vibrance_slice16;

    if (!planar)

        s->do_slice = s->depth <= 8 ? vibrance_slice8p : vibrance_slice16p;


    ff_fill_rgba_map(s->rgba_map, inlink->format);


    return 0;

}


static const AVFilterPad vibrance_inputs[] = {

    {

        .name           = "default",

        .type           = AVMEDIA_TYPE_VIDEO,

        .filter_frame   = filter_frame,

        .config_props   = config_input,

    },

};


#define OFFSET(x) offsetof(VibranceContext, x)

#define VF AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_VIDEO_PARAM|AV_OPT_FLAG_RUNTIME_PARAM


static const AVOption vibrance_options[] = {

    { "intensity", "set the intensity value",   OFFSET(intensity),  AV_OPT_TYPE_FLOAT, {.dbl=0},       -2,  2, VF },

    { "rbal", "set the red balance value",      OFFSET(balance[2]), AV_OPT_TYPE_FLOAT, {.dbl=1},      -10, 10, VF },

    { "gbal", "set the green balance value",    OFFSET(balance[0]), AV_OPT_TYPE_FLOAT, {.dbl=1},      -10, 10, VF },

    { "bbal", "set the blue balance value",     OFFSET(balance[1]), AV_OPT_TYPE_FLOAT, {.dbl=1},      -10, 10, VF },

    { "rlum", "set the red luma coefficient",   OFFSET(lcoeffs[2]), AV_OPT_TYPE_FLOAT, {.dbl=0.212656}, 0,  1, VF },

    { "glum", "set the green luma coefficient", OFFSET(lcoeffs[0]), AV_OPT_TYPE_FLOAT, {.dbl=0.715158}, 0,  1, VF },

    { "blum", "set the blue luma coefficient",  OFFSET(lcoeffs[1]), AV_OPT_TYPE_FLOAT, {.dbl=0.072186}, 0,  1, VF },

    { "alternate", "use alternate colors",      OFFSET(alternate),  AV_OPT_TYPE_BOOL,  {.i64=0},        0,  1, VF },

    { NULL }

};


AVFILTER_DEFINE_CLASS(vibrance);


const FFFilter ff_vf_vibrance = {

    .p.name        = "vibrance",

    .p.description = NULL_IF_CONFIG_SMALL("Boost or alter saturation."),

    .p.priv_class  = &vibrance_class,

    .p.flags       = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC | AVFILTER_FLAG_SLICE_THREADS,

    .priv_size     = sizeof(VibranceContext),

    FILTER_INPUTS(vibrance_inputs),

    FILTER_OUTPUTS(ff_video_default_filterpad),

    FILTER_PIXFMTS_ARRAY(pixel_fmts),

    .process_command = ff_filter_process_command,

};


config_input
static int config_input(AVFilterLink *inlink)
Definition af_acontrast.c:121

ff_vf_vibrance
const FFFilter ff_vf_vibrance
Definition vf_vibrance.c:435

A
#define A(x)
Definition vpx_arith.h:28

planar
uint8_t pi<< 24) CONV_FUNC(AV_SAMPLE_FMT_S64, int64_t, AV_SAMPLE_FMT_U8,(uint64_t)((*(const uint8_t *) pi - 0x80U))<< 56) CONV_FUNC(AV_SAMPLE_FMT_FLT, float, AV_SAMPLE_FMT_U8,(*(const uint8_t *) pi - 0x80) *(1.0f/(1<< 7))) CONV_FUNC(AV_SAMPLE_FMT_DBL, double, AV_SAMPLE_FMT_U8,(*(const uint8_t *) pi - 0x80) *(1.0/(1<< 7))) CONV_FUNC(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_S16,(*(const int16_t *) pi > >8)+0x80) CONV_FUNC(AV_SAMPLE_FMT_S32, int32_t, AV_SAMPLE_FMT_S16, *(const int16_t *) pi *(1<< 16)) CONV_FUNC(AV_SAMPLE_FMT_S64, int64_t, AV_SAMPLE_FMT_S16,(uint64_t)(*(const int16_t *) pi)<< 48) CONV_FUNC(AV_SAMPLE_FMT_FLT, float, AV_SAMPLE_FMT_S16, *(const int16_t *) pi *(1.0f/(1<< 15))) CONV_FUNC(AV_SAMPLE_FMT_DBL, double, AV_SAMPLE_FMT_S16, *(const int16_t *) pi *(1.0/(1<< 15))) CONV_FUNC(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_S32,(*(const int32_t *) pi > >24)+0x80) CONV_FUNC(AV_SAMPLE_FMT_S64, int64_t, AV_SAMPLE_FMT_S32,(uint64_t)(*(const int32_t *) pi)<< 32) CONV_FUNC(AV_SAMPLE_FMT_FLT, float, AV_SAMPLE_FMT_S32, *(const int32_t *) pi *(1.0f/(1U<< 31))) CONV_FUNC(AV_SAMPLE_FMT_DBL, double, AV_SAMPLE_FMT_S32, *(const int32_t *) pi *(1.0/(1U<< 31))) CONV_FUNC(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_S64,(*(const int64_t *) pi > >56)+0x80) CONV_FUNC(AV_SAMPLE_FMT_FLT, float, AV_SAMPLE_FMT_S64, *(const int64_t *) pi *(1.0f/(UINT64_C(1)<< 63))) CONV_FUNC(AV_SAMPLE_FMT_DBL, double, AV_SAMPLE_FMT_S64, *(const int64_t *) pi *(1.0/(UINT64_C(1)<< 63))) CONV_FUNC(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_FLT, av_clip_uint8(lrintf(*(const float *) pi *(1<< 7))+0x80)) CONV_FUNC(AV_SAMPLE_FMT_S16, int16_t, AV_SAMPLE_FMT_FLT, av_clip_int16(lrintf(*(const float *) pi *(1<< 15)))) CONV_FUNC(AV_SAMPLE_FMT_S32, int32_t, AV_SAMPLE_FMT_FLT, av_clipl_int32(llrintf(*(const float *) pi *(1U<< 31)))) CONV_FUNC(AV_SAMPLE_FMT_S64, int64_t, AV_SAMPLE_FMT_FLT, llrintf(*(const float *) pi *(UINT64_C(1)<< 63))) CONV_FUNC(AV_SAMPLE_FMT_U8, uint8_t, AV_SAMPLE_FMT_DBL, av_clip_uint8(lrint(*(const double *) pi *(1<< 7))+0x80)) CONV_FUNC(AV_SAMPLE_FMT_S16, int16_t, AV_SAMPLE_FMT_DBL, av_clip_int16(lrint(*(const double *) pi *(1<< 15)))) CONV_FUNC(AV_SAMPLE_FMT_S32, int32_t, AV_SAMPLE_FMT_DBL, av_clipl_int32(llrint(*(const double *) pi *(1U<< 31)))) CONV_FUNC(AV_SAMPLE_FMT_S64, int64_t, AV_SAMPLE_FMT_DBL, llrint(*(const double *) pi *(UINT64_C(1)<< 63))) #define FMT_PAIR_FUNC(out, in) static conv_func_type *const fmt_pair_to_conv_functions[AV_SAMPLE_FMT_NB *AV_SAMPLE_FMT_NB]={ FMT_PAIR_FUNC(AV_SAMPLE_FMT_U8, AV_SAMPLE_FMT_U8), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S16, AV_SAMPLE_FMT_U8), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S32, AV_SAMPLE_FMT_U8), FMT_PAIR_FUNC(AV_SAMPLE_FMT_FLT, AV_SAMPLE_FMT_U8), FMT_PAIR_FUNC(AV_SAMPLE_FMT_DBL, AV_SAMPLE_FMT_U8), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S64, AV_SAMPLE_FMT_U8), FMT_PAIR_FUNC(AV_SAMPLE_FMT_U8, AV_SAMPLE_FMT_S16), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S16, AV_SAMPLE_FMT_S16), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S32, AV_SAMPLE_FMT_S16), FMT_PAIR_FUNC(AV_SAMPLE_FMT_FLT, AV_SAMPLE_FMT_S16), FMT_PAIR_FUNC(AV_SAMPLE_FMT_DBL, AV_SAMPLE_FMT_S16), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S64, AV_SAMPLE_FMT_S16), FMT_PAIR_FUNC(AV_SAMPLE_FMT_U8, AV_SAMPLE_FMT_S32), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S16, AV_SAMPLE_FMT_S32), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S32, AV_SAMPLE_FMT_S32), FMT_PAIR_FUNC(AV_SAMPLE_FMT_FLT, AV_SAMPLE_FMT_S32), FMT_PAIR_FUNC(AV_SAMPLE_FMT_DBL, AV_SAMPLE_FMT_S32), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S64, AV_SAMPLE_FMT_S32), FMT_PAIR_FUNC(AV_SAMPLE_FMT_U8, AV_SAMPLE_FMT_FLT), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S16, AV_SAMPLE_FMT_FLT), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S32, AV_SAMPLE_FMT_FLT), FMT_PAIR_FUNC(AV_SAMPLE_FMT_FLT, AV_SAMPLE_FMT_FLT), FMT_PAIR_FUNC(AV_SAMPLE_FMT_DBL, AV_SAMPLE_FMT_FLT), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S64, AV_SAMPLE_FMT_FLT), FMT_PAIR_FUNC(AV_SAMPLE_FMT_U8, AV_SAMPLE_FMT_DBL), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S16, AV_SAMPLE_FMT_DBL), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S32, AV_SAMPLE_FMT_DBL), FMT_PAIR_FUNC(AV_SAMPLE_FMT_FLT, AV_SAMPLE_FMT_DBL), FMT_PAIR_FUNC(AV_SAMPLE_FMT_DBL, AV_SAMPLE_FMT_DBL), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S64, AV_SAMPLE_FMT_DBL), FMT_PAIR_FUNC(AV_SAMPLE_FMT_U8, AV_SAMPLE_FMT_S64), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S16, AV_SAMPLE_FMT_S64), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S32, AV_SAMPLE_FMT_S64), FMT_PAIR_FUNC(AV_SAMPLE_FMT_FLT, AV_SAMPLE_FMT_S64), FMT_PAIR_FUNC(AV_SAMPLE_FMT_DBL, AV_SAMPLE_FMT_S64), FMT_PAIR_FUNC(AV_SAMPLE_FMT_S64, AV_SAMPLE_FMT_S64), };static void cpy1(uint8_t **dst, const uint8_t **src, int len){ memcpy(*dst, *src, len);} static void cpy2(uint8_t **dst, const uint8_t **src, int len){ memcpy(*dst, *src, 2 *len);} static void cpy4(uint8_t **dst, const uint8_t **src, int len){ memcpy(*dst, *src, 4 *len);} static void cpy8(uint8_t **dst, const uint8_t **src, int len){ memcpy(*dst, *src, 8 *len);} AudioConvert *swri_audio_convert_alloc(enum AVSampleFormat out_fmt, enum AVSampleFormat in_fmt, int channels, const int *ch_map, int flags) { AudioConvert *ctx;conv_func_type *f=fmt_pair_to_conv_functions[av_get_packed_sample_fmt(out_fmt)+AV_SAMPLE_FMT_NB *av_get_packed_sample_fmt(in_fmt)];if(!f) return NULL;ctx=av_mallocz(sizeof(*ctx));if(!ctx) return NULL;if(channels==1){ in_fmt=av_get_planar_sample_fmt(in_fmt);out_fmt=av_get_planar_sample_fmt(out_fmt);} ctx->channels=channels;ctx->conv_f=f;ctx->ch_map=ch_map;if(in_fmt==AV_SAMPLE_FMT_U8||in_fmt==AV_SAMPLE_FMT_U8P) memset(ctx->silence, 0x80, sizeof(ctx->silence));if(out_fmt==in_fmt &&!ch_map) { switch(av_get_bytes_per_sample(in_fmt)){ case 1:ctx->simd_f=cpy1;break;case 2:ctx->simd_f=cpy2;break;case 4:ctx->simd_f=cpy4;break;case 8:ctx->simd_f=cpy8;break;} } return ctx;} void swri_audio_convert_free(AudioConvert **ctx) { av_freep(ctx);} int swri_audio_convert(AudioConvert *ctx, AudioData *out, AudioData *in, int len) { int ch;int off=0;const int os=(out->planar ? 1 :out->ch_count) *out->bps;unsigned misaligned=0;av_assert0(ctx->channels==out->ch_count);if(ctx->in_simd_align_mask) { int planes=in->planar ? in->ch_count :1;unsigned m=0;for(ch=0;ch< planes;ch++) m|=(intptr_t) in->ch[ch];misaligned|=m &ctx->in_simd_align_mask;} if(ctx->out_simd_align_mask) { int planes=out->planar ? out->ch_count :1;unsigned m=0;for(ch=0;ch< planes;ch++) m|=(intptr_t) out->ch[ch];misaligned|=m &ctx->out_simd_align_mask;} if(ctx->simd_f &&!ctx->ch_map &&!misaligned){ off=len &~15;av_assert1(off >=0);av_assert1(off<=len);av_assert2(ctx->channels==SWR_CH_MAX||!in->ch[ctx->channels]);if(off >0){ if(out->planar==in->planar){ int planes=out->planar ? out->ch_count :1;for(ch=0;ch< planes;ch++){ ctx->simd_f(out->ch+ch,(const uint8_t **) in->ch+ch, off *(out-> planar
Definition audioconvert.c:56

ff_filter_frame
int ff_filter_frame(AVFilterLink *link, AVFrame *frame)
Send a frame of data to the next filter.
Definition avfilter.c:1068

ff_filter_process_command
int ff_filter_process_command(AVFilterContext *ctx, const char *cmd, const char *arg, char *res, int res_len, int flags)
Generic processing of user supplied commands that are set in the same way as the filter options.
Definition avfilter.c:906

ff_filter_execute
int ff_filter_execute(AVFilterContext *ctx, avfilter_action_func *func, void *arg, int *ret, int nb_jobs)
Definition avfilter.c:1696

ff_filter_get_nb_threads
int ff_filter_get_nb_threads(AVFilterContext *ctx)
Get number of threads for current filter instance.
Definition avfilter.c:846

avfilter.h
Main libavfilter public API header.

f
#define f(width, name)
Definition cbs_vp8.c:236

s
#define s(width, name)
Definition cbs_vp9.c:198

av_clip_uintp2_c
static av_always_inline av_const unsigned av_clip_uintp2_c(int a, int p)
Clip a signed integer to an unsigned power of two range.
Definition common.h:280

av_clip_uint8
#define av_clip_uint8
Definition common.h:106

FFSIGN
#define FFSIGN(a)
Definition common.h:75

NULL
#define NULL
Definition coverity.c:32

max
#define max(a, b)
Definition cuda_runtime.h:33

frame
static AVFrame * frame
Definition demux_decode.c:54

filter_frame
static int filter_frame(DBEDecodeContext *s, AVFrame *frame)
Definition dolby_e.c:1067

ff_fill_rgba_map
int ff_fill_rgba_map(uint8_t *rgba_map, enum AVPixelFormat pix_fmt)
Definition drawutils.c:80

drawutils.h
misc drawing utilities

alternate
#define alternate
Definition test.h:488

AV_OPT_TYPE_FLOAT
@ AV_OPT_TYPE_FLOAT
Underlying C type is float.
Definition opt.h:270

AV_OPT_TYPE_BOOL
@ AV_OPT_TYPE_BOOL
Underlying C type is int.
Definition opt.h:326

AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC
#define AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC
Some filters support a generic "enable" expression option that can be used to enable or disable a fil...
Definition avfilter.h:196

AVFILTER_FLAG_SLICE_THREADS
#define AVFILTER_FLAG_SLICE_THREADS
The filter supports multithreading by splitting frames into multiple parts and processing them concur...
Definition avfilter.h:166

AVERROR
#define AVERROR(e)
Definition error.h:45

av_frame_is_writable
int av_frame_is_writable(AVFrame *frame)
Check if the frame data is writable.
Definition frame.c:535

av_frame_free
void av_frame_free(AVFrame **frame)
Free the frame and any dynamically allocated objects in it, e.g.
Definition frame.c:64

av_frame_copy_props
int av_frame_copy_props(AVFrame *dst, const AVFrame *src)
Copy only "metadata" fields from src to dst.
Definition frame.c:599

AVMEDIA_TYPE_VIDEO
@ AVMEDIA_TYPE_VIDEO
Definition avutil.h:200

B
#define B
Definition huffyuv.h:42

R
#define R
Definition huffyuv.h:44

G
#define G
Definition huffyuv.h:43

r
#define r
Definition input.c:42

b
#define b
Definition input.c:43

scale
static void scale(int *out, const int *in, const int w, const int h, const int shift)
Definition intra.c:278

arg
const char * arg
Definition jacosubdec.c:65

VF
#define VF
Definition af_afir.c:731

filters.h

FILTER_INPUTS
#define FILTER_INPUTS(array)
Definition filters.h:264

FILTER_OUTPUTS
#define FILTER_OUTPUTS(array)
Definition filters.h:265

ff_slice_pos
static int ff_slice_pos(int total, int jobnr, int nb_jobs)
Compute the boundary index for a slice when work of size total is split into nb_jobs slices.
Definition filters.h:763

FILTER_PIXFMTS_ARRAY
#define FILTER_PIXFMTS_ARRAY(array)
Definition filters.h:244

AVFILTER_DEFINE_CLASS
#define AVFILTER_DEFINE_CLASS(fname)
Definition filters.h:478

av_cold
#define av_cold
Definition attributes.h:117

NULL_IF_CONFIG_SMALL
#define NULL_IF_CONFIG_SMALL(x)
Return NULL if CONFIG_SMALL is true, otherwise the argument without modification.
Definition internal.h:88

desc
const char * desc
Definition libsvtav1.c:83

FFMAX3
#define FFMAX3(a, b, c)
Definition macros.h:48

FFMIN
#define FFMIN(a, b)
Definition macros.h:49

FFMIN3
#define FFMIN3(a, b, c)
Definition macros.h:50

slice_end
static int slice_end(AVCodecContext *avctx, AVFrame *pict, int *got_output)
Handle slice ends.
Definition mpeg12dec.c:1697

opt.h
AVOptions.

av_pix_fmt_desc_get
const AVPixFmtDescriptor * av_pix_fmt_desc_get(enum AVPixelFormat pix_fmt)
Definition pixdesc.c:3460

pixdesc.h

AV_PIX_FMT_FLAG_PLANAR
#define AV_PIX_FMT_FLAG_PLANAR
At least one pixel component is not in the first data plane.
Definition pixdesc.h:132

AV_PIX_FMT_GBRAP12
#define AV_PIX_FMT_GBRAP12
Definition pixfmt.h:569

AV_PIX_FMT_GBRAP16
#define AV_PIX_FMT_GBRAP16
Definition pixfmt.h:571

AV_PIX_FMT_GBRP9
#define AV_PIX_FMT_GBRP9
Definition pixfmt.h:563

AV_PIX_FMT_BGR48
#define AV_PIX_FMT_BGR48
Definition pixfmt.h:536

AV_PIX_FMT_GBRP10
#define AV_PIX_FMT_GBRP10
Definition pixfmt.h:564

AV_PIX_FMT_RGBA64
#define AV_PIX_FMT_RGBA64
Definition pixfmt.h:535

AV_PIX_FMT_GBRP12
#define AV_PIX_FMT_GBRP12
Definition pixfmt.h:565

AV_PIX_FMT_RGB48
#define AV_PIX_FMT_RGB48
Definition pixfmt.h:531

AVPixelFormat
AVPixelFormat
Pixel format.
Definition pixfmt.h:71

AV_PIX_FMT_NONE
@ AV_PIX_FMT_NONE
Definition pixfmt.h:72

AV_PIX_FMT_RGB24
@ AV_PIX_FMT_RGB24
packed RGB 8:8:8, 24bpp, RGBRGB...
Definition pixfmt.h:75

AV_PIX_FMT_BGR0
@ AV_PIX_FMT_BGR0
packed BGR 8:8:8, 32bpp, BGRXBGRX... X=unused/undefined
Definition pixfmt.h:265

AV_PIX_FMT_ARGB
@ AV_PIX_FMT_ARGB
packed ARGB 8:8:8:8, 32bpp, ARGBARGB...
Definition pixfmt.h:99

AV_PIX_FMT_BGRA
@ AV_PIX_FMT_BGRA
packed BGRA 8:8:8:8, 32bpp, BGRABGRA...
Definition pixfmt.h:102

AV_PIX_FMT_ABGR
@ AV_PIX_FMT_ABGR
packed ABGR 8:8:8:8, 32bpp, ABGRABGR...
Definition pixfmt.h:101

AV_PIX_FMT_0BGR
@ AV_PIX_FMT_0BGR
packed BGR 8:8:8, 32bpp, XBGRXBGR... X=unused/undefined
Definition pixfmt.h:264

AV_PIX_FMT_RGBA
@ AV_PIX_FMT_RGBA
packed RGBA 8:8:8:8, 32bpp, RGBARGBA...
Definition pixfmt.h:100

AV_PIX_FMT_GBRAP
@ AV_PIX_FMT_GBRAP
planar GBRA 4:4:4:4 32bpp
Definition pixfmt.h:212

AV_PIX_FMT_RGB0
@ AV_PIX_FMT_RGB0
packed RGB 8:8:8, 32bpp, RGBXRGBX... X=unused/undefined
Definition pixfmt.h:263

AV_PIX_FMT_BGR24
@ AV_PIX_FMT_BGR24
packed RGB 8:8:8, 24bpp, BGRBGR...
Definition pixfmt.h:76

AV_PIX_FMT_GBRP
@ AV_PIX_FMT_GBRP
planar GBR 4:4:4 24bpp
Definition pixfmt.h:165

AV_PIX_FMT_0RGB
@ AV_PIX_FMT_0RGB
packed RGB 8:8:8, 32bpp, XRGBXRGB... X=unused/undefined
Definition pixfmt.h:262

AV_PIX_FMT_BGRA64
#define AV_PIX_FMT_BGRA64
Definition pixfmt.h:540

AV_PIX_FMT_GBRAP10
#define AV_PIX_FMT_GBRAP10
Definition pixfmt.h:568

AV_PIX_FMT_GBRP16
#define AV_PIX_FMT_GBRP16
Definition pixfmt.h:567

AV_PIX_FMT_GBRP14
#define AV_PIX_FMT_GBRP14
Definition pixfmt.h:566

AVClass
Describe the class of an AVClass context structure.
Definition log.h:76

AVFilterContext
An instance of a filter.
Definition avfilter.h:273

AVFilterContext::priv
void * priv
private data for use by the filter
Definition avfilter.h:288

AVFilterContext::outputs
AVFilterLink ** outputs
array of pointers to output links
Definition avfilter.h:285

AVFilterLink
A link between two filters.
Definition avfilter.h:367

AVFilterLink::w
int w
agreed upon image width
Definition avfilter.h:379

AVFilterLink::h
int h
agreed upon image height
Definition avfilter.h:380

AVFilterLink::dst
AVFilterContext * dst
dest filter
Definition avfilter.h:371

AVFilterLink::format
int format
agreed upon media format
Definition avfilter.h:376

AVFilterPad
A filter pad used for either input or output.
Definition filters.h:40

AVFrame
This structure describes decoded (raw) audio or video data.
Definition frame.h:472

AVFrame::data
uint8_t * data[AV_NUM_DATA_POINTERS]
pointer to the picture/channel planes.
Definition frame.h:493

AVFrame::linesize
int linesize[AV_NUM_DATA_POINTERS]
For video, a positive or negative value, which is typically indicating the size in bytes of each pict...
Definition frame.h:517

AVOption
AVOption.
Definition opt.h:428

AVPixFmtDescriptor
Descriptor that unambiguously describes how the bits of a pixel are stored in the up to 4 data planes...
Definition pixdesc.h:69

FFFilter
Definition filters.h:267

ThreadData
Used for passing data between threads.
Definition dsddec.c:71

ThreadData::in
AVFrame * in
Definition af_adecorrelate.c:155

ThreadData::out
AVFrame * out
Definition af_adeclick.c:532

VibranceContext
Definition vf_vibrance.c:33

VibranceContext::rgba_map
uint8_t rgba_map[4]
Definition vf_vibrance.c:43

VibranceContext::do_slice
int(* do_slice)(AVFilterContext *s, void *arg, int jobnr, int nb_jobs)
Definition vf_vibrance.c:45

VibranceContext::lcoeffs
float lcoeffs[3]
Definition vf_vibrance.c:38

VibranceContext::depth
int depth
Definition vf_vibrance.c:42

VibranceContext::step
int step
Definition vf_vibrance.c:41

VibranceContext::intensity
float intensity
Definition vf_vibrance.c:36

VibranceContext::alternate
int alternate
Definition vf_vibrance.c:39

VibranceContext::balance
float balance[3]
Definition vf_vibrance.c:37

src
#define src
Definition vp8dsp.c:248

out
static FILE * out
Definition movenc.c:55

height
#define height
Definition dsp.h:89

width
#define width
Definition dsp.h:89

pixel_fmts
static enum AVPixelFormat pixel_fmts[]
Definition vf_amplify.c:52

g
const char * g
Definition vf_curves.c:128

cr
static double cr(void *priv, double x, double y)
Definition vf_geq.c:248

cb
static double cb(void *priv, double x, double y)
Definition vf_geq.c:247

filter_frame
static int filter_frame(AVFilterLink *link, AVFrame *in)
Definition vf_vibrance.c:339

config_input
static av_cold int config_input(AVFilterLink *inlink)
Definition vf_vibrance.c:385

vibrance_slice16p
static int vibrance_slice16p(AVFilterContext *avctx, void *arg, int jobnr, int nb_jobs)
Definition vf_vibrance.c:274

lerpf
static float lerpf(float v0, float v1, float f)
Definition vf_vibrance.c:49

vibrance_inputs
static const AVFilterPad vibrance_inputs[]
Definition vf_vibrance.c:409

vibrance_slice8p
static int vibrance_slice8p(AVFilterContext *avctx, void *arg, int jobnr, int nb_jobs)
Definition vf_vibrance.c:210

OFFSET
#define OFFSET(x)
Definition vf_vibrance.c:418

vibrance_options
static const AVOption vibrance_options[]
Definition vf_vibrance.c:421

vibrance_slice8
static int vibrance_slice8(AVFilterContext *avctx, void *arg, int jobnr, int nb_jobs)
Definition vf_vibrance.c:58

vibrance_slice16
static int vibrance_slice16(AVFilterContext *avctx, void *arg, int jobnr, int nb_jobs)
Definition vf_vibrance.c:133

ff_video_default_filterpad
const AVFilterPad ff_video_default_filterpad[1]
An AVFilterPad array whose only entry has name "default" and is of type AVMEDIA_TYPE_VIDEO.
Definition video.c:37

ff_get_video_buffer
AVFrame * ff_get_video_buffer(AVFilterLink *link, int w, int h)
Request a picture buffer with a specific set of permissions.
Definition video.c:89

video.h

slice_start
static int slice_start(SliceContext *sc, VVCContext *s, VVCFrameContext *fc, const CodedBitstreamUnit *unit, const int is_first_slice)
Definition dec.c:844