Show executed commands in human readable commands format.

cmd.c

@@ -404,3 +404,43 @@ void format_cmd_text(struct vcmd_entry *e, char *buf, unsigned int bufsz) {
 		break;
 	}
 }
+
+void show_cmd(struct videohub_data *d, struct vcmd_entry *e) {
+	const char *prefix = "videohub: ";
+	switch (e->cmd) {
+	case CMD_INPUT_LABELS:
+		printf("%srename video input %d - \"%s\" to \"%s\"\n",
+			prefix,
+			e->port_no1, d->inputs[e->port_no1 - 1].name,
+			e->param2
+		);
+		break;
+	case CMD_OUTPUT_LABELS:
+		printf("%srename video output %d - \"%s\" to \"%s\"\n",
+			prefix,
+			e->port_no1, d->outputs[e->port_no1 - 1].name,
+			e->param2
+		);
+		break;
+	case CMD_VIDEO_OUTPUT_LOCKS:
+		printf("%s%s video output %d - \"%s\"\n",
+			prefix,
+			e->do_lock ? "lock" : (e->locked_other ? "force unlock" : "unlock"),
+			e->port_no1, d->outputs[e->port_no1 - 1].name
+		);
+		break;
+	case CMD_VIDEO_OUTPUT_ROUTING:
+		printf("%sset video output %d \"%s\" to read from input %d \"%s\"\n",
+			prefix,
+			e->port_no1, d->outputs[e->port_no1 - 1].name,
+			e->port_no2, d->inputs [e->port_no2 - 1].name
+		);
+		break;
+	case CMD_PROTOCOL_PREAMBLE:
+	case CMD_VIDEOHUB_DEVICE:
+	case CMD_PING:
+	case CMD_ACK:
+	case CMD_NAK:
+		break;
+	}
+}

cmd.h

@@ -43,4 +43,6 @@ struct vcmd_entry {
 void prepare_cmd_entry(struct videohub_data *d, struct vcmd_entry *e);
 void format_cmd_text(struct vcmd_entry *e, char *buf, unsigned int bufsz);
 
+void show_cmd(struct videohub_data *d, struct vcmd_entry *e);
+
 #endif

videohubctrl.c

@@ -253,7 +253,6 @@ int main(int argc, char **argv) {
 			prepare_cmd_entry(data, &parsed_cmds.entry[i]);
 		}
 
-		//print_device_settings(data);
 		for (i = 0; i < ARRAY_SIZE(parsed_cmds.entry); i++) {
 			char cmd_buffer[1024];
 			struct vcmd_entry *ve = &parsed_cmds.entry[i];
@@ -261,13 +260,10 @@ int main(int argc, char **argv) {
 				continue;
 			format_cmd_text(ve, cmd_buffer, sizeof(cmd_buffer));
 			if (strlen(cmd_buffer)) {
-				printf("%s", cmd_buffer);
+				show_cmd(data, ve);
 				fdwrite(data->dev_fd, cmd_buffer, strlen(cmd_buffer));
 			}
 		}
-		//usleep(100000);
-		//read_device_command_stream(data);
-		//print_device_settings(data);
 	} else if (show_monitor) {
 		while (1) {
 			int sleeps = 0;