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FFmpeg/libavfilter/f_sidedata.c
Niklas Haas a2cdb2f5be avfilter/f_sidedata: synchronize with side data list 
Add all recently added frame data types, as well as the more consistent
name DETECTION_BBOXES as an alias to DETECTION_BOUNDING_BOXES.
2024-04-26 21:02:46 +02:00

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/*
* 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
*/
/**
* @file
* filter for manipulating frame side data
*/
#include "config_components.h"
#include "libavutil/avassert.h"
#include "libavutil/internal.h"
#include "libavutil/frame.h"
#include "libavutil/opt.h"
#include "audio.h"
#include "avfilter.h"
#include "internal.h"
#include "video.h"
enum SideDataMode {
SIDEDATA_SELECT,
SIDEDATA_DELETE,
SIDEDATA_NB
};
typedef struct SideDataContext {
const AVClass *class;
int mode;
int type; // enum AVFrameSideDataType or -1 for delete side data mode
} SideDataContext;
#define OFFSET(x) offsetof(SideDataContext, x)
#define DEFINE_OPTIONS(filt_name, FLAGS) \
static const AVOption filt_name##_options[] = { \
{ "mode", "set a mode of operation", OFFSET(mode), AV_OPT_TYPE_INT, {.i64 = 0 }, 0, SIDEDATA_NB-1, FLAGS, .unit = "mode" }, \
{ "select", "select frame", 0, AV_OPT_TYPE_CONST, {.i64 = SIDEDATA_SELECT }, 0, 0, FLAGS, .unit = "mode" }, \
{ "delete", "delete side data", 0, AV_OPT_TYPE_CONST, {.i64 = SIDEDATA_DELETE }, 0, 0, FLAGS, .unit = "mode" }, \
{ "type", "set side data type", OFFSET(type), AV_OPT_TYPE_INT, {.i64 = -1 }, -1, INT_MAX, FLAGS, .unit = "type" }, \
{ "PANSCAN", "", 0, AV_OPT_TYPE_CONST, {.i64 = AV_FRAME_DATA_PANSCAN }, 0, 0, FLAGS, .unit = "type" }, \
{ "A53_CC", "", 0, AV_OPT_TYPE_CONST, {.i64 = AV_FRAME_DATA_A53_CC }, 0, 0, FLAGS, .unit = "type" }, \
{ "STEREO3D", "", 0, AV_OPT_TYPE_CONST, {.i64 = AV_FRAME_DATA_STEREO3D }, 0, 0, FLAGS, .unit = "type" }, \
{ "MATRIXENCODING", "", 0, AV_OPT_TYPE_CONST, {.i64 = AV_FRAME_DATA_MATRIXENCODING }, 0, 0, FLAGS, .unit = "type" }, \
{ "DOWNMIX_INFO", "", 0, AV_OPT_TYPE_CONST, {.i64 = AV_FRAME_DATA_DOWNMIX_INFO }, 0, 0, FLAGS, .unit = "type" }, \
{ "REPLAYGAIN", "", 0, AV_OPT_TYPE_CONST, {.i64 = AV_FRAME_DATA_REPLAYGAIN }, 0, 0, FLAGS, .unit = "type" }, \
{ "DISPLAYMATRIX", "", 0, AV_OPT_TYPE_CONST, {.i64 = AV_FRAME_DATA_DISPLAYMATRIX }, 0, 0, FLAGS, .unit = "type" }, \
{ "AFD", "", 0, AV_OPT_TYPE_CONST, {.i64 = AV_FRAME_DATA_AFD }, 0, 0, FLAGS, .unit = "type" }, \
{ "MOTION_VECTORS", "", 0, AV_OPT_TYPE_CONST, {.i64 = AV_FRAME_DATA_MOTION_VECTORS }, 0, 0, FLAGS, .unit = "type" }, \
{ "SKIP_SAMPLES", "", 0, AV_OPT_TYPE_CONST, {.i64 = AV_FRAME_DATA_SKIP_SAMPLES }, 0, 0, FLAGS, .unit = "type" }, \
{ "AUDIO_SERVICE_TYPE", "", 0, AV_OPT_TYPE_CONST, {.i64 = AV_FRAME_DATA_AUDIO_SERVICE_TYPE }, 0, 0, FLAGS, .unit = "type" }, \
{ "MASTERING_DISPLAY_METADATA", "", 0, AV_OPT_TYPE_CONST, {.i64 = AV_FRAME_DATA_MASTERING_DISPLAY_METADATA }, 0, 0, FLAGS, .unit = "type" }, \
{ "GOP_TIMECODE", "", 0, AV_OPT_TYPE_CONST, {.i64 = AV_FRAME_DATA_GOP_TIMECODE }, 0, 0, FLAGS, .unit = "type" }, \
{ "SPHERICAL", "", 0, AV_OPT_TYPE_CONST, {.i64 = AV_FRAME_DATA_SPHERICAL }, 0, 0, FLAGS, .unit = "type" }, \
{ "CONTENT_LIGHT_LEVEL", "", 0, AV_OPT_TYPE_CONST, {.i64 = AV_FRAME_DATA_CONTENT_LIGHT_LEVEL }, 0, 0, FLAGS, .unit = "type" }, \
{ "ICC_PROFILE", "", 0, AV_OPT_TYPE_CONST, {.i64 = AV_FRAME_DATA_ICC_PROFILE }, 0, 0, FLAGS, .unit = "type" }, \
{ "S12M_TIMECOD", "", 0, AV_OPT_TYPE_CONST, {.i64 = AV_FRAME_DATA_S12M_TIMECODE }, 0, 0, FLAGS, .unit = "type" }, \
{ "DYNAMIC_HDR_PLUS", "", 0, AV_OPT_TYPE_CONST, {.i64 = AV_FRAME_DATA_DYNAMIC_HDR_PLUS }, 0, 0, FLAGS, .unit = "type" }, \
{ "REGIONS_OF_INTEREST", "", 0, AV_OPT_TYPE_CONST, {.i64 = AV_FRAME_DATA_REGIONS_OF_INTEREST }, 0, 0, FLAGS, .unit = "type" }, \
{ "VIDEO_ENC_PARAMS", "", 0, AV_OPT_TYPE_CONST, {.i64 = AV_FRAME_DATA_VIDEO_ENC_PARAMS }, 0, 0, FLAGS, .unit = "type" }, \
{ "SEI_UNREGISTERED", "", 0, AV_OPT_TYPE_CONST, {.i64 = AV_FRAME_DATA_SEI_UNREGISTERED }, 0, 0, FLAGS, .unit = "type" }, \
{ "FILM_GRAIN_PARAMS", "", 0, AV_OPT_TYPE_CONST, {.i64 = AV_FRAME_DATA_FILM_GRAIN_PARAMS }, 0, 0, FLAGS, .unit = "type" }, \
{ "DETECTION_BOUNDING_BOXES", "", 0, AV_OPT_TYPE_CONST, {.i64 = AV_FRAME_DATA_DETECTION_BBOXES }, 0, 0, FLAGS, .unit = "type" }, \
{ "DETECTION_BBOXES", "", 0, AV_OPT_TYPE_CONST, {.i64 = AV_FRAME_DATA_DETECTION_BBOXES }, 0, 0, FLAGS, .unit = "type" }, \
{ "DOVI_RPU_BUFFER", "", 0, AV_OPT_TYPE_CONST, {.i64 = AV_FRAME_DATA_DOVI_RPU_BUFFER }, 0, 0, FLAGS, .unit = "type" }, \
{ "DOVI_METADATA", "", 0, AV_OPT_TYPE_CONST, {.i64 = AV_FRAME_DATA_DOVI_METADATA }, 0, 0, FLAGS, .unit = "type" }, \
{ "DYNAMIC_HDR_VIVID", "", 0, AV_OPT_TYPE_CONST, {.i64 = AV_FRAME_DATA_DYNAMIC_HDR_VIVID }, 0, 0, FLAGS, .unit = "type" }, \
{ "AMBIENT_VIEWING_ENVIRONMENT","", 0, AV_OPT_TYPE_CONST, {.i64 = AV_FRAME_DATA_AMBIENT_VIEWING_ENVIRONMENT}, 0, 0, FLAGS, .unit = "type" }, \
{ "VIDEO_HINT", "", 0, AV_OPT_TYPE_CONST, {.i64 = AV_FRAME_DATA_VIDEO_HINT }, 0, 0, FLAGS, .unit = "type" }, \
{ NULL } \
}
static av_cold int init(AVFilterContext *ctx)
{
SideDataContext *s = ctx->priv;
if (s->type == -1 && s->mode != SIDEDATA_DELETE) {
av_log(ctx, AV_LOG_ERROR, "Side data type must be set\n");
return AVERROR(EINVAL);
}
return 0;
}
static int filter_frame(AVFilterLink *inlink, AVFrame *frame)
{
AVFilterContext *ctx = inlink->dst;
AVFilterLink *outlink = ctx->outputs[0];
SideDataContext *s = ctx->priv;
AVFrameSideData *sd = NULL;
if (s->type != -1)
sd = av_frame_get_side_data(frame, s->type);
switch (s->mode) {
case SIDEDATA_SELECT:
if (sd) {
return ff_filter_frame(outlink, frame);
}
break;
case SIDEDATA_DELETE:
if (s->type == -1) {
while (frame->nb_side_data)
av_frame_remove_side_data(frame, frame->side_data[0]->type);
} else if (sd) {
av_frame_remove_side_data(frame, s->type);
}
return ff_filter_frame(outlink, frame);
break;
default:
av_assert0(0);
};
av_frame_free(&frame);
return 0;
}
#if CONFIG_ASIDEDATA_FILTER
DEFINE_OPTIONS(asidedata, AV_OPT_FLAG_AUDIO_PARAM|AV_OPT_FLAG_FILTERING_PARAM);
AVFILTER_DEFINE_CLASS(asidedata);
static const AVFilterPad ainputs[] = {
{
.name = "default",
.type = AVMEDIA_TYPE_AUDIO,
.filter_frame = filter_frame,
},
};
const AVFilter ff_af_asidedata = {
.name = "asidedata",
.description = NULL_IF_CONFIG_SMALL("Manipulate audio frame side data."),
.priv_size = sizeof(SideDataContext),
.priv_class = &asidedata_class,
.init = init,
FILTER_INPUTS(ainputs),
FILTER_OUTPUTS(ff_audio_default_filterpad),
.flags = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC |
AVFILTER_FLAG_METADATA_ONLY,
};
#endif /* CONFIG_ASIDEDATA_FILTER */
#if CONFIG_SIDEDATA_FILTER
DEFINE_OPTIONS(sidedata, AV_OPT_FLAG_VIDEO_PARAM|AV_OPT_FLAG_FILTERING_PARAM);
AVFILTER_DEFINE_CLASS(sidedata);
static const AVFilterPad inputs[] = {
{
.name = "default",
.type = AVMEDIA_TYPE_VIDEO,
.filter_frame = filter_frame,
},
};
const AVFilter ff_vf_sidedata = {
.name = "sidedata",
.description = NULL_IF_CONFIG_SMALL("Manipulate video frame side data."),
.priv_size = sizeof(SideDataContext),
.priv_class = &sidedata_class,
.init = init,
FILTER_INPUTS(inputs),
FILTER_OUTPUTS(ff_video_default_filterpad),
.flags = AVFILTER_FLAG_SUPPORT_TIMELINE_GENERIC |
AVFILTER_FLAG_METADATA_ONLY,
};
#endif /* CONFIG_SIDEDATA_FILTER */
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