u32 RunHTKDec(void *par)
{
BitStream *bs;
char *szWord;
s32 word_index;
u32 len, val, i;
Float word_score;
SLHeader slh;
unsigned char *buf;
u32 buf_size;
ISPriv *is_dec = (ISPriv *)par;
// while (is_dec->htk_running)
HTK_DoDetection();
szWord = HTK_GetWord();
word_index = HTK_GetWordIndex();
word_score = HTK_GetWordScore();
fprintf(stdout, "HTK result: %s %d %f\n", szWord, word_index, word_score);
bs = NewBitStream(NULL, 0, BS_WRITE);
/*HTK sensor buffer format: SFString - SFInt32 - SFFloat*/
BS_WriteInt(bs, 1, 1);
len = strlen(szWord);
val = GetNumBits(len);
BS_WriteInt(bs, val, 5);
BS_WriteInt(bs, len, val);
for (i=0; i<len; i++) BS_WriteInt(bs, szWord[i], 8);
BS_WriteInt(bs, 1, 1);
BS_WriteInt(bs, word_index, 32);
BS_WriteInt(bs, 1, 1);
BS_WriteFloat(bs, word_score);
BS_Align(bs);
BS_GetContent(bs, &buf, &buf_size);
DeleteBitStream(bs);
memset(&slh, 0, sizeof(SLHeader));
slh.accessUnitStartFlag = slh.accessUnitEndFlag = 1;
slh.compositionTimeStamp = 0;
/*get all IS keySensor decoders and send frame*/
for (i=0; i<ChainGetCount(is_dec->scene->root_od->term->input_streams); i++) {
GenericCodec *cod = ChainGetEntry(is_dec->scene->root_od->term->input_streams, i);
ISPriv *is = cod->decio->privateStack;
if (is != is_dec) continue;
if (is->type==IS_HTKSensor) {
Channel *ch = ChainGetEntry(cod->inChannels, 0);
Channel_RecieveSLP(ch->service, ch, buf, buf_size, &slh, M4OK);
}
}
free(buf);
is_dec->htk_running = 0;
return 0;
}
u32 RunHTKDec(void *par)
{
GF_BitStream *bs;
char *szWord;
s32 word_index;
u32 len, val, i;
Float word_score;
GF_SLHeader slh;
GF_Codec *cod;
unsigned char *buf;
u32 buf_size;
ISPriv *is_dec = (ISPriv *)par;
// while (is_dec->htk_running)
HTK_DoDetection();
szWord = HTK_GetWord();
word_index = HTK_GetWordIndex();
word_score = HTK_GetWordScore();
bs = gf_bs_new(NULL, 0, GF_BITSTREAM_WRITE);
/*HTK sensor buffer format: SFString - SFInt32 - SFFloat*/
gf_bs_write_int(bs, 1, 1);
len = strlen(szWord);
val = gf_get_bit_size(len);
gf_bs_write_int(bs, val, 5);
gf_bs_write_int(bs, len, val);
for (i=0; i<len; i++) gf_bs_write_int(bs, szWord[i], 8);
gf_bs_write_int(bs, 1, 1);
gf_bs_write_int(bs, word_index, 32);
gf_bs_write_int(bs, 1, 1);
gf_bs_write_float(bs, word_score);
gf_bs_align(bs);
gf_bs_get_content(bs, &buf, &buf_size);
gf_bs_del(bs);
memset(&slh, 0, sizeof(GF_SLHeader));
slh.accessUnitStartFlag = slh.accessUnitEndFlag = 1;
slh.compositionTimeStamp = 0;
/*get all IS keySensor decoders and send frame*/
i=0;
while ((cod = gf_list_enum(is_dec->scene->root_od->term->input_streams, &i))) {
ISPriv *is = cod->decio->privateStack;
if (is != is_dec) continue;
if (is->type==IS_HTKSensor) {
GF_Channel *ch = gf_list_get(cod->inChannels, 0);
gf_es_receive_sl_packet(ch->service, ch, buf, buf_size, &slh, GF_OK);
}
}
free(buf);
is_dec->htk_running = 0;
return 0;
}
