output/gnuplot: Drop obsolete code.
This commit is contained in:
Uwe Hermann
parent
121c18854a
commit
a0a23863da
153
output/gnuplot.c
153
output/gnuplot.c
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@ -286,156 +286,3 @@ SR_PRIV struct sr_output_format output_gnuplot = {
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.data = data,
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.event = event,
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};
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/* Temporarily disabled. */
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#if 0
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static int analog_init(struct sr_output *o)
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{
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struct context *ctx;
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struct sr_probe *probe;
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GSList *l;
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uint64_t samplerate;
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unsigned int i;
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int b, num_probes;
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char *c, *frequency_s;
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char wbuf[1000], comment[128];
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time_t t;
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if (!(ctx = g_try_malloc0(sizeof(struct context)))) {
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sr_err("gnuplot out: %s: ctx malloc failed", __func__);
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return SR_ERR_MALLOC;
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}
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if (!(ctx->header = g_try_malloc0(MAX_HEADER_LEN + 1))) {
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g_free(ctx);
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sr_err("gnuplot out: %s: ctx->header malloc failed", __func__);
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return SR_ERR_MALLOC;
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}
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o->internal = ctx;
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ctx->num_enabled_probes = 0;
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for (l = o->dev->probes; l; l = l->next) {
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probe = l->data;
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if (!probe->enabled)
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continue;
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ctx->probelist[ctx->num_enabled_probes++] = probe->name;
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}
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ctx->probelist[ctx->num_enabled_probes] = 0;
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// ctx->unitsize = (ctx->num_enabled_probes + 7) / 8;
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ctx->unitsize = sizeof(struct sr_analog_sample) +
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(ctx->num_enabled_probes * sizeof(struct sr_analog_probe));
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num_probes = g_slist_length(o->dev->probes);
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comment[0] = '\0';
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if (o->dev->driver && sr_dev_has_hwcap(o->dev, SR_HWCAP_SAMPLERATE)) {
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samplerate = *((uint64_t *) o->dev->driver->dev_info_get(
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o->dev->driver_index, SR_DI_CUR_SAMPLERATE));
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if (!(frequency_s = sr_samplerate_string(samplerate))) {
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g_free(ctx->header);
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g_free(ctx);
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return SR_ERR;
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}
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snprintf(comment, 127, gnuplot_header_comment,
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ctx->num_enabled_probes, num_probes, frequency_s);
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g_free(frequency_s);
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}
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/* Columns / channels */
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wbuf[0] = '\0';
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for (i = 0; i < ctx->num_enabled_probes; i++) {
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c = (char *)&wbuf + strlen((char *)&wbuf);
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sprintf(c, "# %d\t\t%s\n", i + 1, ctx->probelist[i]);
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}
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if (!(frequency_s = sr_period_string(samplerate))) {
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g_free(ctx->header);
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g_free(ctx);
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return SR_ERR;
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}
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t = time(NULL);
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b = snprintf(ctx->header, MAX_HEADER_LEN, gnuplot_header,
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PACKAGE_STRING, ctime(&t), comment, frequency_s,
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(char *)&wbuf);
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g_free(frequency_s);
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if (b < 0) {
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g_free(ctx->header);
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g_free(ctx);
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return SR_ERR;
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}
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return 0;
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}
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static int analog_data(struct sr_output *o, uint8_t *data_in,
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uint64_t length_in, uint8_t **data_out,
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uint64_t *length_out)
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{
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struct context *ctx;
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unsigned int max_linelen, outsize, p, /* curbit, */ i;
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// uint64_t sample;
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static uint64_t samplecount = 0;
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uint8_t *outbuf, *c;
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struct sr_analog_sample *sample;
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ctx = o->internal;
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// max_linelen = 16 + ctx->num_enabled_probes * 2;
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max_linelen = 16 + ctx->num_enabled_probes * 30;
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outsize = length_in / ctx->unitsize * max_linelen;
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if (ctx->header)
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outsize += strlen(ctx->header);
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if (!(outbuf = g_try_malloc0(outsize))) {
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sr_err("gnuplot out: %s: outbuf malloc failed", __func__);
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return SR_ERR_MALLOC;
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}
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outbuf[0] = '\0';
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if (ctx->header) {
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/* The header is still here, this must be the first packet. */
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strncpy(outbuf, ctx->header, outsize);
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g_free(ctx->header);
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ctx->header = NULL;
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}
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for (i = 0; i <= length_in - ctx->unitsize; i += ctx->unitsize) {
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// memcpy(&sample, data_in + i, ctx->unitsize);
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sample = (struct sr_analog_sample *) (data_in + i);
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/* The first column is a counter (needed for gnuplot). */
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c = outbuf + strlen(outbuf);
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sprintf(c, "%" PRIu64 "\t", samplecount++);
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/* The next columns are the values of all channels. */
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for (p = 0; p < ctx->num_enabled_probes; p++) {
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// curbit = (sample & ((uint64_t) (1 << p))) >> p;
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c = outbuf + strlen(outbuf);
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// sprintf(c, "%d ", curbit);
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/*
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* FIXME: Should be doing proper raw->voltage conversion
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* here, casting to int16_t isn't it. Remember that if
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* res = 1 conversion isn't necessary.
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*/
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sprintf(c, "%f ", (double) ((int16_t) (sample->probes[p].val &
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((1 << sample->probes[p].res) - 1))));
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}
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c = outbuf + strlen(outbuf);
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sprintf(c, "\n");
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}
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*data_out = outbuf;
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*length_out = strlen(outbuf);
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return SR_OK;
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}
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struct sr_output_format output_analog_gnuplot = {
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.id = "analog_gnuplot",
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.description = "Gnuplot analog",
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.df_type = SR_DF_ANALOG,
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.init = analog_init,
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.data = analog_data,
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.event = event,
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};
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#endif
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