void DecoderStack::decode_proc()
{
optional<int64_t> sample_count;
srd_session *session;
srd_decoder_inst *prev_di = NULL;
assert(_snapshot);
// Create the session
srd_session_new(&session);
assert(session);
// Create the decoders
const unsigned int unit_size = _snapshot->unit_size();
for (const shared_ptr<decode::Decoder> &dec : _stack)
{
srd_decoder_inst *const di = dec->create_decoder_inst(session, unit_size);
if (!di)
{
_error_message = tr("Failed to create decoder instance");
srd_session_destroy(session);
return;
}
if (prev_di)
srd_inst_stack (session, prev_di, di);
prev_di = di;
}
// Get the intial sample count
{
unique_lock<mutex> input_lock(_input_mutex);
sample_count = _sample_count = _snapshot->get_sample_count();
}
// Start the session
srd_session_metadata_set(session, SRD_CONF_SAMPLERATE,
g_variant_new_uint64((uint64_t)_samplerate));
srd_pd_output_callback_add(session, SRD_OUTPUT_ANN,
DecoderStack::annotation_callback, this);
srd_session_start(session);
do {
decode_data(*sample_count, unit_size, session);
} while(_error_message.isEmpty() && (sample_count = wait_for_data()));
// Destroy the session
srd_session_destroy(session);
}
void MainWindow::on_actionQUICK_HACK_PD_TEST_triggered()
{
#define N 500000
struct srd_decoder_inst *di;
GHashTable *pd_opthash;
uint8_t *buf = (uint8_t *)malloc(N + 1);
pd_opthash = g_hash_table_new_full(g_str_hash, g_str_equal, g_free,
g_free);
/* Hardcode a specific I2C probe mapping. */
g_hash_table_insert(pd_opthash, g_strdup("scl"), g_strdup("5"));
g_hash_table_insert(pd_opthash, g_strdup("sda"), g_strdup("7"));
/*
* Get data from a hardcoded binary file.
* (converted to binary from melexis_mlx90614_5s_24deg.sr.
*/
QFile file("foo.bin");
int ret = file.open(QIODevice::ReadOnly);
ret = file.read((char *)buf, N);
// sr_log_loglevel_set(SR_LOG_NONE);
// srd_log_loglevel_set(SRD_LOG_NONE);
if (!(di = srd_inst_new("i2c", pd_opthash))) {
ui->plainTextEdit->appendPlainText("ERROR: srd_inst_new");
return;
}
if (srd_inst_probe_set_all(di, pd_opthash) != SRD_OK) {
ui->plainTextEdit->appendPlainText("ERROR: srd_inst_set_probes");
return;
}
if (srd_pd_output_callback_add(SRD_OUTPUT_ANN,
(srd_pd_output_callback_t)show_pd_annotation, (void *)this) != SRD_OK) {
ui->plainTextEdit->appendPlainText("ERROR: srd_pd_output_callback_add");
return;
}
if (srd_session_start(8, 1, 1000000) != SRD_OK) {
ui->plainTextEdit->appendPlainText("ERROR: srd_session_start");
return;
}
if (srd_session_send(0, buf, N) != SRD_OK) {
ui->plainTextEdit->appendPlainText("ERROR: srd_session_send");
return;
}
}
int main(int argc, char **argv)
{
g_log_set_default_handler(logger, NULL);
if (parse_options(argc, argv)) {
return 1;
}
/* Set the loglevel (amount of messages to output) for libsigrok. */
if (sr_log_loglevel_set(opt_loglevel) != SR_OK)
goto done;
if (sr_init(&sr_ctx) != SR_OK)
goto done;
#ifdef HAVE_SRD
/* Set the loglevel (amount of messages to output) for libsigrokdecode. */
if (srd_log_loglevel_set(opt_loglevel) != SRD_OK)
goto done;
if (opt_pds) {
if (srd_init(NULL) != SRD_OK)
goto done;
if (srd_session_new(&srd_sess) != SRD_OK) {
g_critical("Failed to create new decode session.");
goto done;
}
if (register_pds(opt_pds, opt_pd_annotations) != 0)
goto done;
if (setup_pd_stack(opt_pds, opt_pd_stack, opt_pd_annotations) != 0)
goto done;
/* Only one output type is ever shown. */
if (opt_pd_binary) {
if (setup_pd_binary(opt_pd_binary) != 0)
goto done;
if (srd_pd_output_callback_add(srd_sess, SRD_OUTPUT_BINARY,
show_pd_binary, NULL) != SRD_OK)
goto done;
} else if (opt_pd_meta) {
if (setup_pd_meta(opt_pd_meta) != 0)
goto done;
if (srd_pd_output_callback_add(srd_sess, SRD_OUTPUT_META,
show_pd_meta, NULL) != SRD_OK)
goto done;
} else {
if (opt_pd_annotations)
if (setup_pd_annotations(opt_pd_annotations) != 0)
goto done;
if (srd_pd_output_callback_add(srd_sess, SRD_OUTPUT_ANN,
show_pd_annotations, NULL) != SRD_OK)
goto done;
}
}
#endif
if (opt_version)
show_version();
else if (opt_input_format && opt_show)
show_input();
else if (opt_output_format && opt_show)
show_output();
else if (opt_transform_module && opt_show)
show_transform();
else if (opt_scan_devs)
show_dev_list();
#ifdef HAVE_SRD
else if (opt_pds && opt_show)
show_pd_detail();
#endif
else if (opt_show)
show_dev_detail();
else if (opt_input_file)
load_input_file();
else if (opt_get)
get_option();
else if (opt_set)
set_options();
else if (opt_samples || opt_time || opt_frames || opt_continuous)
run_session();
else
show_help();
#ifdef HAVE_SRD
if (opt_pds)
srd_exit();
#endif
done:
if (sr_ctx)
sr_exit(sr_ctx);
return 0;
}
int main(int argc, char **argv)
{
GOptionContext *context;
GError *error;
g_log_set_default_handler(logger, NULL);
error = NULL;
context = g_option_context_new(NULL);
g_option_context_add_main_entries(context, optargs, NULL);
if (!g_option_context_parse(context, &argc, &argv, &error)) {
g_critical("%s", error->message);
return 1;
}
/* Set the loglevel (amount of messages to output) for libsigrok. */
if (sr_log_loglevel_set(opt_loglevel) != SR_OK)
return 1;
/* Set the loglevel (amount of messages to output) for libsigrokdecode. */
if (srd_log_loglevel_set(opt_loglevel) != SRD_OK)
return 1;
if (sr_init() != SR_OK)
return 1;
if (opt_pds) {
if (srd_init(NULL) != SRD_OK)
return 1;
if (register_pds(NULL, opt_pds) != 0)
return 1;
if (srd_pd_output_callback_add(SRD_OUTPUT_ANN,
show_pd_annotations, NULL) != SRD_OK)
return 1;
if (setup_pd_stack() != 0)
return 1;
if (setup_pd_annotations() != 0)
return 1;
}
if (setup_output_format() != 0)
return 1;
if (opt_version)
show_version();
else if (opt_list_devs)
show_dev_list();
else if (opt_input_file)
load_input_file();
else if (opt_samples || opt_time || opt_frames || opt_continuous)
run_session();
else if (opt_dev)
show_dev_detail();
else if (opt_pds)
show_pd_detail();
else
printf("%s", g_option_context_get_help(context, TRUE, NULL));
if (opt_pds)
srd_exit();
g_option_context_free(context);
sr_exit();
return 0;
}