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comp: ctc: properly set up and clean component state.
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Check CTC state is properly inited and cleanup.

Signed-off-by: Eddy Hsu <eddyhsu@google.com>
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Eddy Hsu committed Aug 22, 2024
1 parent 0ae9c59 commit a6e34db
Showing 1 changed file with 12 additions and 0 deletions.
12 changes: 12 additions & 0 deletions src/audio/google/google_ctc_audio_processing.c
Original file line number Diff line number Diff line change
Expand Up @@ -233,6 +233,8 @@ static int ctc_free(struct processing_module *mod)
{
struct google_ctc_audio_processing_comp_data *cd = module_get_private_data(mod);

comp_info(mod->dev, "ctc_free()");

if (cd) {
rfree(cd->input);
rfree(cd->output);
Expand Down Expand Up @@ -376,6 +378,10 @@ static int ctc_prepare(struct processing_module *mod,
audio_stream_get_rate(&source->stream),
/*config=*/NULL,
/*config_size=*/0);
if (!cd->state) {
comp_err(mod->dev, "ctc_prepare(), failed to create CTC");
return -ENOMEM;
}

cd->config = comp_get_data_blob(cd->tuning_handler, NULL, NULL);
return 0;
Expand All @@ -384,11 +390,17 @@ static int ctc_prepare(struct processing_module *mod,
static int ctc_reset(struct processing_module *mod)
{
struct google_ctc_audio_processing_comp_data *cd = module_get_private_data(mod);
size_t buf_size = cd->chunk_frames * sizeof(cd->input[0]) * kMaxChannels;

comp_info(mod->dev, "ctc_reset()");

GoogleCtcAudioProcessingFree(cd->state);
cd->state = NULL;
cd->ctc_func = NULL;
cd->input_samples = 0;
cd->next_avail_output_samples = 0;
memset(cd->input, 0, buf_size);
memset(cd->output, 0, buf_size);
return 0;
}

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