static void load_input_file(void)
{
if (sr_session_load(opt_input_file) == SR_OK) {
/* sigrok session file */
sr_session_datafeed_callback_add(datafeed_in);
sr_session_start();
sr_session_run();
sr_session_stop();
}
else {
/* fall back on input modules */
load_input_file_format();
}
}
static void capture_run(GtkAction *action, GObject *parent)
{
(void)action;
struct sr_dev *dev = g_object_get_data(G_OBJECT(parent), "dev");
GtkEntry *timesamples = g_object_get_data(parent, "timesamples");
GtkComboBox *timeunit = g_object_get_data(parent, "timeunit");
gint i = gtk_combo_box_get_active(timeunit);
guint64 time_msec = 0;
guint64 limit_samples = 0;
switch (i) {
case 0: /* Samples */
sr_parse_sizestring(gtk_entry_get_text(timesamples),
&limit_samples);
break;
case 1: /* Milliseconds */
time_msec = strtoull(gtk_entry_get_text(timesamples), NULL, 10);
break;
case 2: /* Seconds */
time_msec = strtoull(gtk_entry_get_text(timesamples), NULL, 10)
* 1000;
break;
}
if (time_msec) {
if (sr_driver_hwcap_exists(dev->driver, SR_HWCAP_LIMIT_MSEC)) {
if (dev->driver->dev_config_set(dev->driver_index,
SR_HWCAP_LIMIT_MSEC,
&time_msec) != SR_OK) {
g_critical("Failed to configure time limit.");
sr_session_destroy();
return;
}
} else {
/* time limit set, but device doesn't support this...
* convert to samples based on the samplerate.
*/
limit_samples = 0;
if (sr_dev_has_hwcap(dev, SR_HWCAP_SAMPLERATE)) {
guint64 tmp_u64;
tmp_u64 = *((uint64_t *)dev->driver->dev_info_get(
dev->driver_index,
SR_DI_CUR_SAMPLERATE));
limit_samples = tmp_u64 * time_msec / (uint64_t) 1000;
}
if (limit_samples == 0) {
g_critical("Not enough time at this samplerate.");
return;
}
if (dev->driver->dev_config_set(dev->driver_index,
SR_HWCAP_LIMIT_SAMPLES,
&limit_samples) != SR_OK) {
g_critical("Failed to configure time-based sample limit.");
return;
}
}
}
if (limit_samples) {
if (dev->driver->dev_config_set(dev->driver_index,
SR_HWCAP_LIMIT_SAMPLES,
&limit_samples) != SR_OK) {
g_critical("Failed to configure sample limit.");
return;
}
}
if (dev->driver->dev_config_set(dev->driver_index,
SR_HWCAP_PROBECONFIG, (char *)dev->probes) != SR_OK) {
printf("Failed to configure probes.\n");
sr_session_destroy();
return;
}
if (sr_session_start() != SR_OK) {
g_critical("Failed to start session.");
return;
}
sr_session_run();
}
void DevInst::run()
{
sr_session_run();
}
void run_session(void)
{
GSList *devices;
GHashTable *devargs;
GVariant *gvar;
struct sr_dev_inst *sdi;
uint64_t min_samples, max_samples;
devices = device_scan();
if (!devices) {
g_critical("No devices found.");
return;
}
if (g_slist_length(devices) > 1) {
g_critical("sigrok-cli only supports one device for capturing.");
return;
}
sdi = devices->data;
sr_session_new();
sr_session_datafeed_callback_add(datafeed_in, NULL);
if (sr_dev_open(sdi) != SR_OK) {
g_critical("Failed to open device.");
return;
}
if (sr_session_dev_add(sdi) != SR_OK) {
g_critical("Failed to add device to session.");
sr_session_destroy();
return;
}
if (opt_config) {
if ((devargs = parse_generic_arg(opt_config, FALSE))) {
if (set_dev_options(sdi, devargs) != SR_OK)
return;
g_hash_table_destroy(devargs);
}
}
if (select_channels(sdi) != SR_OK) {
g_critical("Failed to set channels.");
sr_session_destroy();
return;
}
if (opt_triggers) {
if (!parse_triggerstring(sdi, opt_triggers)) {
sr_session_destroy();
return;
}
}
if (opt_continuous) {
if (!sr_dev_has_option(sdi, SR_CONF_CONTINUOUS)) {
g_critical("This device does not support continuous sampling.");
sr_session_destroy();
return;
}
}
if (opt_time) {
if (set_limit_time(sdi) != SR_OK) {
sr_session_destroy();
return;
}
}
if (opt_samples) {
if ((sr_parse_sizestring(opt_samples, &limit_samples) != SR_OK)) {
g_critical("Invalid sample limit '%s'.", opt_samples);
sr_session_destroy();
return;
}
if (sr_config_list(sdi->driver, sdi, NULL,
SR_CONF_LIMIT_SAMPLES, &gvar) == SR_OK) {
/* The device has no compression, or compression is turned
* off, and publishes its sample memory size. */
g_variant_get(gvar, "(tt)", &min_samples, &max_samples);
g_variant_unref(gvar);
if (limit_samples < min_samples) {
g_critical("The device stores at least %"PRIu64
" samples with the current settings.", min_samples);
}
if (limit_samples > max_samples) {
g_critical("The device can store only %"PRIu64
" samples with the current settings.", max_samples);
}
}
gvar = g_variant_new_uint64(limit_samples);
if (sr_config_set(sdi, NULL, SR_CONF_LIMIT_SAMPLES, gvar) != SR_OK) {
g_critical("Failed to configure sample limit.");
sr_session_destroy();
return;
}
}
if (opt_frames) {
if ((sr_parse_sizestring(opt_frames, &limit_frames) != SR_OK)) {
g_critical("Invalid sample limit '%s'.", opt_samples);
sr_session_destroy();
return;
}
gvar = g_variant_new_uint64(limit_frames);
if (sr_config_set(sdi, NULL, SR_CONF_LIMIT_FRAMES, gvar) != SR_OK) {
g_critical("Failed to configure frame limit.");
sr_session_destroy();
return;
}
}
if (sr_session_start() != SR_OK) {
g_critical("Failed to start session.");
sr_session_destroy();
return;
}
if (opt_continuous)
add_anykey();
sr_session_run();
if (opt_continuous)
clear_anykey();
sr_session_datafeed_callback_remove_all();
sr_session_destroy();
g_slist_free(devices);
}
void MainWindow::on_action_Get_samples_triggered()
{
uint64_t samplerate;
QString s;
GSList *devs = NULL;
int opt_dev;
struct sr_dev *dev;
QComboBox *n = ui->comboBoxNumSamples;
opt_dev = 0; /* FIXME */
/*
* The number of samples to get is a drop-down list, but you can also
* manually enter a value. If the latter, we have to get the value from
* the lineEdit object, otherwise via itemData() and the list index.
*/
if (n->lineEdit() != NULL) {
limit_samples = n->lineEdit()->text().toLongLong();
} else {
limit_samples = n->itemData(n->currentIndex()).toLongLong();
}
samplerate = ui->comboBoxSampleRate->itemData(
ui->comboBoxSampleRate->currentIndex()).toLongLong();
/* TODO: Sanity checks. */
/* TODO: Assumes unitsize == 1. */
if (!(sample_buffer = (uint8_t *)malloc(limit_samples))) {
/* TODO: Error handling. */
return;
}
sr_session_new();
sr_session_datafeed_callback_add(datafeed_in);
devs = sr_dev_list();
dev = (struct sr_dev *)g_slist_nth_data(devs, opt_dev);
/* Set the number of samples we want to get from the device. */
if (dev->driver->dev_config_set(dev->driver_index,
SR_HWCAP_LIMIT_SAMPLES, &limit_samples) != SR_OK) {
qDebug("Failed to set sample limit.");
sr_session_destroy();
return;
}
if (sr_session_dev_add(dev) != SR_OK) {
qDebug("Failed to use device.");
sr_session_destroy();
return;
}
/* Set the samplerate. */
if (dev->driver->dev_config_set(dev->driver_index,
SR_HWCAP_SAMPLERATE, &samplerate) != SR_OK) {
qDebug("Failed to set samplerate.");
sr_session_destroy();
return;
};
if (dev->driver->dev_config_set(dev->driver_index,
SR_HWCAP_PROBECONFIG, (char *)dev->probes) != SR_OK) {
qDebug("Failed to configure probes.");
sr_session_destroy();
return;
}
if (sr_session_start() != SR_OK) {
qDebug("Failed to start session.");
sr_session_destroy();
return;
}
progress = new QProgressDialog("Getting samples from logic analyzer...",
"Abort", 0, limit_samples, this);
progress->setWindowModality(Qt::WindowModal);
progress->setMinimumDuration(100);
sr_session_run();
sr_session_stop();
sr_session_destroy();
for (int i = 0; i < getNumChannels(); ++i) {
channelForms[i]->setNumSamples(limit_samples);
// channelForms[i]->setSampleStart(0);
// channelForms[i]->setSampleEnd(limit_samples);
/* If any of the scale factors change, update all of them.. */
connect(channelForms[i], SIGNAL(scaleFactorChanged(float)),
w, SLOT(updateScaleFactors(float)));
channelForms[i]->generatePainterPath();
// channelForms[i]->update();
}
setNumSamples(limit_samples);
/* Enable the relevant labels/buttons. */
ui->labelSampleStart->setEnabled(true);
ui->labelSampleEnd->setEnabled(true);
ui->labelScaleFactor->setEnabled(true);
ui->action_Save_as->setEnabled(true);
// sr_hw_get_samples_shutdown(&ctx, 1000);
}
static void run_session(void)
{
struct sr_dev *dev;
GHashTable *devargs;
int num_devs, max_probes, i;
uint64_t time_msec;
char **probelist, *devspec;
devargs = NULL;
if (opt_dev) {
devargs = parse_generic_arg(opt_dev);
devspec = g_hash_table_lookup(devargs, "sigrok_key");
dev = parse_devstring(devspec);
if (!dev) {
g_critical("Device not found.");
return;
}
g_hash_table_remove(devargs, "sigrok_key");
} else {
num_devs = num_real_devs();
if (num_devs == 1) {
/* No device specified, but there is only one. */
devargs = NULL;
dev = parse_devstring("0");
} else if (num_devs == 0) {
g_critical("No devices found.");
return;
} else {
g_critical("%d devices found, please select one.", num_devs);
return;
}
}
sr_session_new();
sr_session_datafeed_callback_add(datafeed_in);
if (sr_session_dev_add(dev) != SR_OK) {
g_critical("Failed to use device.");
sr_session_destroy();
return;
}
if (devargs) {
if (set_dev_options(dev, devargs) != SR_OK) {
sr_session_destroy();
return;
}
g_hash_table_destroy(devargs);
}
if (select_probes(dev) != SR_OK)
return;
if (opt_continuous) {
if (!sr_driver_hwcap_exists(dev->driver, SR_HWCAP_CONTINUOUS)) {
g_critical("This device does not support continuous sampling.");
sr_session_destroy();
return;
}
}
if (opt_triggers) {
probelist = sr_parse_triggerstring(dev, opt_triggers);
if (!probelist) {
sr_session_destroy();
return;
}
max_probes = g_slist_length(dev->probes);
for (i = 0; i < max_probes; i++) {
if (probelist[i]) {
sr_dev_trigger_set(dev, i + 1, probelist[i]);
g_free(probelist[i]);
}
}
g_free(probelist);
}
if (opt_time) {
time_msec = sr_parse_timestring(opt_time);
if (time_msec == 0) {
g_critical("Invalid time '%s'", opt_time);
sr_session_destroy();
return;
}
if (sr_driver_hwcap_exists(dev->driver, SR_HWCAP_LIMIT_MSEC)) {
if (dev->driver->dev_config_set(dev->driver_index,
SR_HWCAP_LIMIT_MSEC, &time_msec) != SR_OK) {
g_critical("Failed to configure time limit.");
sr_session_destroy();
return;
}
}
else {
/* time limit set, but device doesn't support this...
* convert to samples based on the samplerate.
*/
limit_samples = 0;
if (sr_dev_has_hwcap(dev, SR_HWCAP_SAMPLERATE)) {
const uint64_t *samplerate;
sr_dev_info_get(dev, SR_DI_CUR_SAMPLERATE,
(const void **)&samplerate);
limit_samples = (*samplerate) * time_msec / (uint64_t)1000;
}
if (limit_samples == 0) {
g_critical("Not enough time at this samplerate.");
sr_session_destroy();
return;
}
if (dev->driver->dev_config_set(dev->driver_index,
SR_HWCAP_LIMIT_SAMPLES, &limit_samples) != SR_OK) {
g_critical("Failed to configure time-based sample limit.");
sr_session_destroy();
return;
}
}
}
if (opt_samples) {
if ((sr_parse_sizestring(opt_samples, &limit_samples) != SR_OK)
|| (dev->driver->dev_config_set(dev->driver_index,
SR_HWCAP_LIMIT_SAMPLES, &limit_samples) != SR_OK)) {
g_critical("Failed to configure sample limit.");
sr_session_destroy();
return;
}
}
if (opt_frames) {
if ((sr_parse_sizestring(opt_frames, &limit_frames) != SR_OK)
|| (dev->driver->dev_config_set(dev->driver_index,
SR_HWCAP_LIMIT_FRAMES, &limit_frames) != SR_OK)) {
printf("Failed to configure frame limit.\n");
sr_session_destroy();
return;
}
}
if (dev->driver->dev_config_set(dev->driver_index,
SR_HWCAP_PROBECONFIG, (char *)dev->probes) != SR_OK) {
g_critical("Failed to configure probes.");
sr_session_destroy();
return;
}
if (sr_session_start() != SR_OK) {
g_critical("Failed to start session.");
sr_session_destroy();
return;
}
if (opt_continuous)
add_anykey();
sr_session_run();
if (opt_continuous)
clear_anykey();
if (opt_output_file && default_output_format) {
if (sr_session_save(opt_output_file) != SR_OK)
g_critical("Failed to save session.");
}
sr_session_destroy();
}
