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Code Issues Releases Activity

avfilter/f_interleave: fix some issues with interleaving

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This commit is contained in:
Paul B Mahol 2020-09-15 17:17:15 +02:00
parent 022a12b306
commit 2524e64dbe
1 changed files with 20 additions and 12 deletions
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32
libavfilter/f_interleave.c
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@ -65,17 +65,35 @@ static int activate(AVFilterContext *ctx)
InterleaveContext *s = ctx->priv;
int64_t q_pts, pts = INT64_MAX;
int i, nb_eofs = 0, input_idx = -1;
int first_eof = 0;
int64_t rpts;
int status;
int nb_inputs_with_frames = 0;
FF_FILTER_FORWARD_STATUS_BACK_ALL(outlink, ctx);
for (i = 0; i < ctx->nb_inputs; i++) {
int is_eof = !!ff_inlink_acknowledge_status(ctx->inputs[i], &status, &rpts);
nb_eofs += is_eof;
if (i == 0)
first_eof = is_eof;
}
if ((nb_eofs > 0 && s->duration_mode == DURATION_SHORTEST) ||
(nb_eofs == ctx->nb_inputs && s->duration_mode == DURATION_LONGEST) ||
(first_eof && s->duration_mode == DURATION_FIRST)) {
ff_outlink_set_status(outlink, AVERROR_EOF, s->pts);
return 0;
}
for (i = 0; i < ctx->nb_inputs; i++) {
if (!ff_inlink_queued_frames(ctx->inputs[i]))
continue;
nb_inputs_with_frames++;
}
if (nb_inputs_with_frames > 0) {
if (nb_inputs_with_frames >= ctx->nb_inputs - nb_eofs) {
for (i = 0; i < ctx->nb_inputs; i++) {
AVFrame *frame;
@ -115,16 +133,6 @@ static int activate(AVFilterContext *ctx)
}
}
for (i = 0; i < ctx->nb_inputs; i++)
nb_eofs += !!ff_outlink_get_status(ctx->inputs[i]);
if ((nb_eofs > 0 && s->duration_mode == DURATION_SHORTEST) ||
(nb_eofs == ctx->nb_inputs && s->duration_mode == DURATION_LONGEST) ||
(ff_outlink_get_status(ctx->inputs[0]) && s->duration_mode == DURATION_FIRST)) {
ff_outlink_set_status(outlink, AVERROR_EOF, s->pts);
return 0;
}
for (i = 0; i < ctx->nb_inputs; i++) {
if (ff_inlink_queued_frames(ctx->inputs[i]))
continue;
@ -135,7 +143,7 @@ static int activate(AVFilterContext *ctx)
}
}
if (i) {
if (i == ctx->nb_inputs - nb_eofs && ff_outlink_frame_wanted(outlink)) {
ff_filter_set_ready(ctx, 100);
return 0;
}