/*-----------------------------------------------------------------------*
* Main routine which takes a string as input and returns a parse string *
*-----------------------------------------------------------------------*/
Gal_Frame send_to_parse(Gal_Frame f, void *server_data)
{
int i, path_score;
char *in_string, *out_string, *sysid;
Gal_Frame f_new = Gal_MakeFrame("main", GAL_CLAUSE);
/* get the input string to parse from the key's value */
in_string = Gal_GetString(f, ":input_string");
sysid = Gal_GetString(f, ":sysid");
path_score = Gal_GetInt(f, ":path_score");
if (in_string == NULL)
in_string = Gal_GetString(f, ":parse_input");
/* strip out punctuation, comments, etc, to uppercase */
strip_line(in_string);
/* Call Phoenix Parse function */
parse(in_string, gram);
/* print parses to buffer */
if( num_parses > MaxParses ) num_parses= MaxParses;
if( num_parses < 1 ) { strcpy(outbuf, "No Parse"); }
else {
out_string= outbuf;
for(i= 0; i < num_parses; i++ ) {
sprintf(out_string, "PARSE_%d:\n", i);
out_string += strlen(out_string);
print_parse(i, out_string, extract, gram);
out_string += strlen(out_string);
sprintf(out_string, "END_PARSE\n");
out_string += strlen(out_string);
}
sprintf(out_string, "\n");
out_string= outbuf;
}
/* clear parser temps */
reset(num_nets);
/* create a new frame containing the parse */
Gal_SetProp(f_new, ":parse_input", Gal_StringObject(in_string));
Gal_SetProp(f_new, ":parse_output", Gal_StringObject(outbuf));
if (sysid != NULL) Gal_SetProp(f_new, ":sysid", Gal_StringObject(sysid));
if (path_score != 0) Gal_SetProp(f_new, ":path_score", Gal_IntObject(path_score));
/* write parse output frame to HUB */
GalSS_EnvWriteFrame((GalSS_Environment *) server_data, f_new, 0);
return(f);
}
static void __AudioPoll(AudioDevice *a, void *data, int num_samples)
{
AudioPkg *p = (AudioPkg *) a->client_data;
Gal_Frame output_f;
printf("[Previous device state is %s.]\n[Current device state is %s.]\n",
AudioDeviceStateName(a->previous_device_state),
AudioDeviceStateName(a->current_device_state));
fflush(stdout);
switch (a->current_device_state) {
case AUDIO_IDLE:
switch (a->previous_device_state) {
case AUDIO_RECORDING:
/* We have data and this is the last chunk. */
if (!p->out_proxy) {
GalUtil_Warn("No out proxy to send audio");
} else {
GalSS_ProxyArrayAdd(p->out_proxy, data, num_samples);
printf("[Audio data from user (%d samples).]\n", num_samples);
fflush(stdout);
GalSS_ProxyDone(p->out_proxy);
GalSS_FreeBrokerProxy(p->out_proxy);
p->out_proxy = (GalSS_BrokerProxy *) NULL;
printf("[Audio data from user done.]\n");
fflush(stdout);
}
break;
}
break;
case AUDIO_RECORDING:
switch (a->previous_device_state) {
case AUDIO_IDLE:
/* We have data and this is the first chunk. */
if (p->out_proxy) {
GalUtil_Warn("Out proxy already exists");
} else {
output_f = Gal_MakeFrame("FromAudio", GAL_CLAUSE);
/* Set up the outgoing broker connection. */
p->out_proxy = GalSS_ProxifyObjectType(p->env, GAL_INT_16, 0, 10);
if (p->out_proxy) {
/* Send the first chunk. */
GalSS_ProxyArrayAdd(p->out_proxy, data, num_samples);
printf("[Audio data from user (%d samples).]\n", num_samples);
fflush(stdout);
/* Notify the Hub that data is coming. */
Gal_SetProp(output_f, ":sample_rate",
Gal_IntObject(a->sample_rate));
Gal_SetProp(output_f, ":encoding_format",
Gal_StringObject(a->encoding_format));
Gal_SetProp(output_f, ":proxy",
Gal_CreateProxyObject(p->out_proxy, 0));
GalSS_EnvWriteFrame(p->env, output_f, 0);
}
Gal_FreeFrame(output_f);
}
break;
case AUDIO_RECORDING:
/* We have data and this is an intermediate chunk. */
if (!p->out_proxy) {
GalUtil_Warn("No out proxy to send audio");
} else {
GalSS_ProxyArrayAdd(p->out_proxy, data, num_samples);
printf("[Audio data from user (%d samples).]\n", num_samples);
fflush(stdout);
}
break;
}
break;
case AUDIO_PLAYING:
break;
case AUDIO_UNAVAILABLE:
/* The device shut down. End the session and exit. */
/* We ran out of inputs. Disconnect. */
printf("Audio no longer available. Disconnecting.\n");
fflush(stdout);
/* First, end the session. */
output_f = Gal_MakeFrame("Builtin.end_session", GAL_CLAUSE);
GalSS_EnvWriteFrame(p->env, output_f, 0);
Gal_FreeFrame(output_f);
/* Next, shut down the connection. This ought
to reset the poll. */
GalIO_SetCommDone(GalSS_EnvComm(p->env));
/* DON'T DESTROY THE CONNECTION. In batch mode,
we'll be inside a poll for that connection, and
all sorts of bad things will happen. It's enough
to set it to be done; that will force it to be
destroyed when the current poll is finished. */
break;
}
if (data)
free(data);
}
static void __ACLBrokerReaderCallback(GalIO_BrokerStruct *broker_struct,
void *data, Gal_ObjectType data_type,
int n_samples)
{
ACLCallbackStruct *cb = (ACLCallbackStruct *) GalIO_GetBrokerData(broker_struct);
/* This is for the argument pointers. */
int arg_pointers[2];
Gal_Object o = (Gal_Object) NULL;
/* I want to get the pointers from f and env and pass them in.
I "just happen to know" the names of the types; SWIG doesn't
seem yet to "publish" them at all. */
switch (data_type) {
case GAL_INT_16:
o = Gal_CreateInt16Object(data, n_samples, 1);
break;
case GAL_INT_32:
o = Gal_CreateInt32Object(data, n_samples, 1);
break;
case GAL_FLOAT_32:
o = Gal_CreateFloat32Object(data, n_samples, 1);
break;
case GAL_FLOAT_64:
o = Gal_CreateFloat64Object(data, n_samples, 1);
break;
case GAL_BINARY:
o = Gal_CreateBinaryObject(data, n_samples, 1);
break;
case GAL_STRING:
o = Gal_CreateStringObject((char *) data, 1);
break;
case GAL_SYMBOL:
o = Gal_SymbolObject(sym_name((Gal_Symbol) data));
break;
case GAL_INT:
o = Gal_IntObject((int) data);
break;
case GAL_FLOAT:
o = Gal_FloatObject(*((float *) data));
free(data);
break;
case GAL_LIST:
/* In this special case, I need to build a list object,
because that's pretty much the only way Python can
deal with this (uncode it, for instance). */
o = Gal_ListObject((Gal_Object *) data, n_samples);
break;
case GAL_FRAME:
o = Gal_FrameObject((Gal_Frame) data);
break;
case GAL_PROXY:
o = Gal_ProxyObject((GalSS_BrokerProxy *) data);
break;
default:
break;
}
arg_pointers[0] = (int) data_type;
arg_pointers[1] = (int) o;
ACLGal_FuncallLisp(cb, arg_pointers, 2);
if (o) Gal_FreeObject(o);
}