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fftools/ffmpeg_filter: change processing order in fg_finalise_bindings() 

First bind all inputs in all filtergraphs, only then check that all
outputs are bound.

Needed by the following commit.
This commit is contained in:
Anton Khirnov 2024-04-05 12:10:21 +02:00
parent 243a51490a
commit 3d01996b24
3 changed files with 31 additions and 14 deletions
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2
fftools/ffmpeg.h
View File

@ -724,7 +724,7 @@ int init_simple_filtergraph(InputStream *ist, OutputStream *ost,
char *graph_desc,
Scheduler *sch, unsigned sch_idx_enc,
const OutputFilterOptions *opts);
int fg_finalise_bindings(FilterGraph *fg);
int fg_finalise_bindings(void);
/**
* Get our axiliary frame data attached to the frame, allocating it

33
fftools/ffmpeg_filter.c
View File

@ -1272,7 +1272,7 @@ static int fg_complex_bind_input(FilterGraph *fg, InputFilter *ifilter)
return 0;
}
int fg_finalise_bindings(FilterGraph *fg)
static int bind_inputs(FilterGraph *fg)
{
// bind filtergraph inputs to input streams
for (int i = 0; i < fg->nb_inputs; i++) {
@ -1287,14 +1287,33 @@ int fg_finalise_bindings(FilterGraph *fg)
return ret;
}
for (int i = 0; i < fg->nb_outputs; i++) {
OutputFilter *output = fg->outputs[i];
if (!output->bound) {
av_log(filtergraphs[i], AV_LOG_FATAL,
"Filter %s has an unconnected output\n", output->name);
return AVERROR(EINVAL);
return 0;
}
int fg_finalise_bindings(void)
{
int ret;
for (int i = 0; i < nb_filtergraphs; i++) {
ret = bind_inputs(filtergraphs[i]);
if (ret < 0)
return ret;
}
// check that all outputs were bound
for (int i = 0; i < nb_filtergraphs; i++) {
FilterGraph *fg = filtergraphs[i];
for (int j = 0; j < fg->nb_outputs; j++) {
OutputFilter *output = fg->outputs[j];
if (!output->bound) {
av_log(filtergraphs[j], AV_LOG_FATAL,
"Filter %s has an unconnected output\n", output->name);
return AVERROR(EINVAL);
}
}
}
return 0;
}

10
fftools/ffmpeg_opt.c
View File

@ -1264,12 +1264,10 @@ int ffmpeg_parse_options(int argc, char **argv, Scheduler *sch)
}
// bind unbound filtegraph inputs/outputs and check consistency
for (int i = 0; i < nb_filtergraphs; i++) {
ret = fg_finalise_bindings(filtergraphs[i]);
if (ret < 0) {
errmsg = "binding filtergraph inputs/outputs";
goto fail;
}
ret = fg_finalise_bindings();
if (ret < 0) {
errmsg = "binding filtergraph inputs/outputs";
goto fail;
}
correct_input_start_times();