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Code Issues Releases Activity

avfilter/f_select: port to activate

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Multi-input or multi-output filters should use activate now.

Signed-off-by: Marton Balint <cus@passwd.hu>
This commit is contained in:
Marton Balint
2025-06-10 00:45:01 +02:00
parent 223c2b03da
commit af189e424b
1 changed files with 26 additions and 19 deletions
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41
libavfilter/f_select.c
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@ -179,8 +179,6 @@ static const AVOption filt_name##_options[] = { \
{ NULL } \
}
static int request_frame(AVFilterLink *outlink);
static av_cold int init(AVFilterContext *ctx)
{
SelectContext *select = ctx->priv;
@ -201,7 +199,6 @@ static av_cold int init(AVFilterContext *ctx)
if (!pad.name)
return AVERROR(ENOMEM);
pad.type = ctx->filter->inputs[0].type;
pad.request_frame = request_frame;
if ((ret = ff_append_outpad_free_name(ctx, &pad)) < 0)
return ret;
}
@ -349,7 +346,7 @@ static void select_frame(AVFilterContext *ctx, AVFrame *frame)
if (isnan(select->var_values[VAR_START_T]))
select->var_values[VAR_START_T] = TS2D(frame->pts) * av_q2d(inlink->time_base);
select->var_values[VAR_N ] = inl->frame_count_out;
select->var_values[VAR_N ] = inl->frame_count_out - 1;
select->var_values[VAR_PTS] = TS2D(frame->pts);
select->var_values[VAR_T ] = TS2D(frame->pts) * av_q2d(inlink->time_base);
select->var_values[VAR_KEY] = !!(frame->flags & AV_FRAME_FLAG_KEY);
@ -428,24 +425,35 @@ static void select_frame(AVFilterContext *ctx, AVFrame *frame)
select->var_values[VAR_PREV_T] = select->var_values[VAR_T];
}
static int filter_frame(AVFilterLink *inlink, AVFrame *frame)
static int activate(AVFilterContext *ctx)
{
AVFilterContext *ctx = inlink->dst;
SelectContext *select = ctx->priv;
AVFilterLink *inlink = ctx->inputs[0];
AVFrame *in;
int nb_eofs = 0;
int ret;
select_frame(ctx, frame);
if (select->select)
return ff_filter_frame(ctx->outputs[select->select_out], frame);
for (int i = 0; i < ctx->nb_outputs; i++)
nb_eofs += ff_outlink_get_status(ctx->outputs[i]) == AVERROR_EOF;
av_frame_free(&frame);
if (nb_eofs == ctx->nb_outputs) {
ff_inlink_set_status(inlink, AVERROR_EOF);
return 0;
}
}
static int request_frame(AVFilterLink *outlink)
{
AVFilterLink *inlink = outlink->src->inputs[0];
int ret = ff_request_frame(inlink);
while ((ret = ff_inlink_consume_frame(inlink, &in))) {
if (ret < 0)
return ret;
select_frame(ctx, in);
if (select->select && !ff_outlink_get_status(ctx->outputs[select->select_out]))
return ff_filter_frame(ctx->outputs[select->select_out], in);
av_frame_free(&in);
};
FF_FILTER_FORWARD_STATUS_ALL(inlink, ctx);
FF_FILTER_FORWARD_WANTED_ANY(ctx, inlink);
return FFERROR_NOT_READY;
}
static av_cold void uninit(AVFilterContext *ctx)
@ -486,7 +494,6 @@ static const AVFilterPad avfilter_af_aselect_inputs[] = {
.name = "default",
.type = AVMEDIA_TYPE_AUDIO,
.config_props = config_input,
.filter_frame = filter_frame,
},
};
@ -542,7 +549,6 @@ static const AVFilterPad avfilter_vf_select_inputs[] = {
.name = "default",
.type = AVMEDIA_TYPE_VIDEO,
.config_props = config_input,
.filter_frame = filter_frame,
},
};
@ -553,6 +559,7 @@ const FFFilter ff_vf_select = {
.p.flags = AVFILTER_FLAG_DYNAMIC_OUTPUTS | AVFILTER_FLAG_METADATA_ONLY,
.init = select_init,
.uninit = uninit,
.activate = activate,
.priv_size = sizeof(SelectContext),
FILTER_INPUTS(avfilter_vf_select_inputs),
FILTER_QUERY_FUNC2(query_formats),