DLLEXP void JNICALL Java_hcm_ssj_mobileSSI_SSI_transformEnter(JNIEnv *env, jobject thisObj, jlong ssiobj, jobjectArray ssj_stream_in_array, jobject ssj_stream_out) {
using namespace ssi;
ITransformer* transformer = (ITransformer*) ssiobj;
ssi_size_t num_streams = (ssi_size_t)env->GetArrayLength(ssj_stream_in_array);
if(num_streams < 1)
{
__android_log_print(ANDROID_LOG_WARN, "SSJ_SSI_BRIDGE", "invalid input stream number");
return;
}
jobject ssj_stream_in = env->GetObjectArrayElement(ssj_stream_in_array, 0);
jclass ssj_stream_class = env->GetObjectClass(ssj_stream_in);
/*
* CREATE STREAM IN
*/
ssi_stream_t ssi_stream_in;
createStream(env, ssj_stream_class, ssj_stream_in, ssi_stream_in);
/*
* CREATE XTRA STREAM IN ARRAY
*/
ssi_stream_t* ssi_stream_in_xtra = NULL;
if(num_streams > 1)
{
ssi_stream_in_xtra = new ssi_stream_t[num_streams-1];
for(int i = 1; i < num_streams; i++)
createStream(env, ssj_stream_class, env->GetObjectArrayElement(ssj_stream_in_array, i), ssi_stream_in_xtra[i-1]);
}
/*
* CREATE STREAM OUT
*/
ssi_stream_t ssi_stream_out;
ssi_stream_init(ssi_stream_out, 0,
transformer->getSampleDimensionOut(ssi_stream_in.dim),
transformer->getSampleBytesOut(ssi_stream_in.byte),
transformer->getSampleTypeOut(ssi_stream_in.type),
env->GetDoubleField(ssj_stream_out, env->GetFieldID(ssj_stream_class, "sr", "D")));
ssi_stream_out.num = transformer->getSampleNumberOut(ssi_stream_in.num);
/*
* TRANSFORM THE DATA
*/
transformer->transform_enter(ssi_stream_in, ssi_stream_out, num_streams-1, ssi_stream_in_xtra);
if(ssi_stream_in_xtra != NULL)
delete[] ssi_stream_in_xtra;
}
void SignalTools::Transform (ssi_stream_t &from,
ssi_stream_t &to,
ITransformer &transformer,
ssi_size_t frame_size,
ssi_size_t delta_size,
bool call_enter,
bool call_flush) {
if (frame_size <= 0) {
ssi_time_t sample_rate_in = from.sr;
ssi_size_t sample_number_in = from.num;
ssi_size_t sample_dimension_in = from.dim;
ssi_size_t sample_bytes_in = from.byte;
ssi_type_t sample_type_in = from.type;
ssi_size_t sample_number_out = sample_number_in == 0 ? 0 : transformer.getSampleNumberOut (sample_number_in);
ssi_size_t sample_dimension_out = transformer.getSampleDimensionOut (sample_dimension_in);
ssi_size_t sample_bytes_out = transformer.getSampleBytesOut (sample_bytes_in);
ssi_type_t sample_type_out = transformer.getSampleTypeOut (sample_type_in);
ssi_time_t sample_rate_out = sample_number_in == 0 ? 0 : (ssi_cast (ssi_time_t, sample_number_out) / ssi_cast (ssi_time_t, sample_number_in)) * sample_rate_in;
ssi_stream_init (to, 0, sample_dimension_out, sample_bytes_out, sample_type_out, sample_rate_out);
if (sample_number_out > 0) {
ssi_stream_adjust (to, sample_number_out);
if (call_enter) {
transformer.transform_enter (from, to, 0, 0);
}
ITransformer::info tinfo;
tinfo.delta_num = 0;
tinfo.frame_num = from.num;
tinfo.time = 0;
transformer.transform (tinfo, from, to, 0, 0);
if (call_flush) {
transformer.transform_flush (from, to, 0, 0);
}
}
} else {
ssi_time_t sample_rate_in = from.sr;
ssi_size_t from_num = from.num;
ssi_size_t from_tot = from.tot;
SSI_ASSERT (from_num > frame_size + delta_size);
ssi_size_t max_shift = (from_num - delta_size) / frame_size;
ssi_size_t sample_number_in = frame_size + delta_size;
ssi_size_t sample_number_out = transformer.getSampleNumberOut (frame_size);
ssi_size_t sample_dimension_in = from.dim;
ssi_size_t sample_dimension_out = transformer.getSampleDimensionOut (sample_dimension_in);
ssi_size_t sample_bytes_in = from.byte;
ssi_size_t sample_bytes_out = transformer.getSampleBytesOut (sample_bytes_in);
ssi_type_t sample_type_in = from.type;
ssi_type_t sample_type_out = transformer.getSampleTypeOut (sample_type_in);
ssi_time_t sample_rate_out = (ssi_cast (ssi_time_t, sample_number_out) / ssi_cast (ssi_time_t, frame_size)) * sample_rate_in;
ssi_size_t to_num = max_shift * sample_number_out;
ssi_stream_init (to, 0, sample_dimension_out, sample_bytes_out, sample_type_out, sample_rate_out);
ssi_stream_adjust (to, to_num);
ssi_size_t to_tot = to.tot;
ssi_byte_t *from_ptr = from.ptr;
ssi_byte_t *to_ptr = to.ptr;
from.num = sample_number_in;
to.num = sample_number_out;
ssi_size_t byte_shift_in = sample_bytes_in * sample_dimension_in * frame_size;
from.tot = byte_shift_in;
ssi_size_t byte_shift_out = sample_bytes_out * sample_dimension_out * sample_number_out;
to.tot = byte_shift_out;
if (call_enter) {
transformer.transform_enter (from, to, 0, 0);
}
ITransformer::info tinfo;
tinfo.delta_num = delta_size;
tinfo.frame_num = frame_size;
tinfo.time = 0;
for (ssi_size_t i = 0; i < max_shift; i++) {
transformer.transform (tinfo, from, to, 0, 0);
tinfo.time += frame_size / sample_rate_in;
from.ptr += byte_shift_in;
to.ptr += byte_shift_out;
}
if (call_flush) {
transformer.transform_flush (from, to, 0, 0);
}
from.ptr = from_ptr;
from.num = from_num;
from.tot = from_tot;
to.ptr = to_ptr;
to.num = to_num;
to.tot = to_tot;
}
}
void SignalTools::Transform_Xtra (ssi_stream_t &from,
ssi_stream_t &to,
ITransformer &transformer,
ssi_size_t frame_size,
ssi_size_t delta_size,
bool call_enter,
bool call_flush,
ssi_size_t xtra_stream_in_num,
ssi_stream_t xtra_stream_in[]){
if (frame_size <= 0) {
ssi_time_t sample_rate_in = from.sr;
ssi_size_t sample_number_in = from.num;
ssi_size_t sample_dimension_in = from.dim;
ssi_size_t sample_bytes_in = from.byte;
ssi_type_t sample_type_in = from.type;
ssi_size_t sample_number_out = sample_number_in == 0 ? 0 : transformer.getSampleNumberOut (sample_number_in);
ssi_size_t sample_dimension_out = transformer.getSampleDimensionOut (sample_dimension_in);
ssi_size_t sample_bytes_out = transformer.getSampleBytesOut (sample_bytes_in);
ssi_type_t sample_type_out = transformer.getSampleTypeOut (sample_type_in);
ssi_time_t sample_rate_out = sample_number_in == 0 ? 0 : (ssi_cast (ssi_time_t, sample_number_out) / ssi_cast (ssi_time_t, sample_number_in)) * sample_rate_in;
ssi_stream_init (to, 0, sample_dimension_out, sample_bytes_out, sample_type_out, sample_rate_out);
if (sample_number_out > 0) {
ssi_stream_adjust (to, sample_number_out);
if (call_enter) {
transformer.transform_enter (from, to, xtra_stream_in_num, xtra_stream_in);
}
ITransformer::info tinfo;
tinfo.delta_num = 0;
tinfo.frame_num = from.num;
tinfo.time = 0;
transformer.transform (tinfo, from, to, xtra_stream_in_num, xtra_stream_in);
if (call_flush) {
transformer.transform_flush (from, to, xtra_stream_in_num, xtra_stream_in);
}
}
} else {
ssi_time_t sample_rate_in = from.sr;
ssi_size_t n_froms = n_froms = 1 + xtra_stream_in_num;;
ssi_real_t *from_nums = new ssi_real_t[n_froms];
ssi_size_t *from_tots = new ssi_size_t[n_froms];
ssi_size_t from_num_min = 0;
from_nums[0] = (ssi_real_t)from.num;
from_tots[0] = from.tot;
for(ssi_size_t i = 1; i < n_froms; i++){
from_nums[i] = (ssi_real_t)xtra_stream_in[i-1].num;
from_tots[i] = xtra_stream_in[i-1].tot;
}
if(n_froms > 1){
ssi_real_t maxval = 0;
ssi_real_t minval = 0;
ssi_size_t maxpos = 0;
ssi_size_t minpos = 0;
ssi_minmax(n_froms, 1, from_nums, &minval, &minpos, &maxval, &maxpos);
from_num_min = (ssi_size_t)minval;
} else {
from_num_min = (ssi_size_t)from_nums[0];
}
SSI_ASSERT (from_num_min > frame_size + delta_size);
ssi_size_t max_shift = (from_num_min - delta_size) / frame_size;
ssi_size_t sample_number_out = transformer.getSampleNumberOut (frame_size);
ssi_size_t sample_dimension_in = from.dim;
ssi_size_t sample_dimension_out = transformer.getSampleDimensionOut (sample_dimension_in);
ssi_size_t sample_byte_in = from.byte;
ssi_size_t sample_bytes_out = transformer.getSampleBytesOut (sample_byte_in);
ssi_type_t sample_type_in = from.type;
ssi_type_t sample_type_out = transformer.getSampleTypeOut (sample_type_in);
ssi_time_t sample_rate_out = (ssi_cast (ssi_time_t, sample_number_out) / ssi_cast (ssi_time_t, frame_size)) * sample_rate_in;
ssi_size_t to_num = max_shift * sample_number_out;
ssi_stream_init (to, 0, sample_dimension_out, sample_bytes_out, sample_type_out, sample_rate_out);
ssi_stream_adjust (to, to_num);
ssi_size_t to_tot = to.tot;
ssi_byte_t **from_ptrs = new ssi_byte_t*[n_froms];
from_ptrs[0] = from.ptr;
for(ssi_size_t i = 1; i < n_froms; i++){
from_ptrs[i] = xtra_stream_in[i-1].ptr;
}
ssi_byte_t *to_ptr = to.ptr;
ssi_size_t byte_shift_out = sample_bytes_out * sample_dimension_out * sample_number_out;
to.tot = byte_shift_out;
to.num = sample_number_out;//!
ssi_size_t sample_number_in = frame_size + delta_size;
from.num = sample_number_in;
ssi_size_t byte_shift_in = sample_byte_in * sample_dimension_in * frame_size;
from.tot = byte_shift_in;
ssi_time_t from_secs = 0;
ssi_time_t to_secs = 0;
if (call_enter) {
for(ssi_size_t k = 1; k < n_froms; k++){
xtra_stream_in[k-1].ptr = 0;
xtra_stream_in[k-1].num = 0;
xtra_stream_in[k-1].tot = 0;
}
transformer.transform_enter (from, to, xtra_stream_in_num, xtra_stream_in);
}
for (ssi_size_t i = 0; i < max_shift; i++) {
ITransformer::info tinfo;
tinfo.delta_num = delta_size;
tinfo.frame_num = frame_size;
tinfo.time = 0;
from_secs = (i * frame_size) / from.sr;
to_secs = from_secs + (frame_size + delta_size)/from.sr;
ssi_size_t from_num, n_num;
for(ssi_size_t k = 1; k < n_froms; k++){
from_num = (ssi_size_t)(from_secs * xtra_stream_in[k-1].sr + 0.5);
n_num = (ssi_size_t)((to_secs - from_secs) * xtra_stream_in[k-1].sr + 0.5);
xtra_stream_in[k-1].ptr = from_ptrs[k] + from_num * xtra_stream_in[k-1].dim * xtra_stream_in[k-1].byte;
xtra_stream_in[k-1].num = n_num;
xtra_stream_in[k-1].tot = n_num * xtra_stream_in[k-1].dim * xtra_stream_in[k-1].byte;
SSI_ASSERT( (from_num + n_num) <= xtra_stream_in[k-1].num_real);
}
transformer.transform (tinfo, from, to, xtra_stream_in_num, xtra_stream_in);
tinfo.time += frame_size / sample_rate_in;
from.ptr += byte_shift_in;
to.ptr += byte_shift_out;
}
if (call_flush) {
from_secs = (0 * frame_size) / from.sr;
to_secs = from_secs + (frame_size + delta_size)/from.sr;
for(ssi_size_t k = 1; k < n_froms; k++){
xtra_stream_in[k-1].ptr = 0;
xtra_stream_in[k-1].num = 0;
xtra_stream_in[k-1].tot = 0;
}
transformer.transform_flush (from, to, xtra_stream_in_num, xtra_stream_in);
}
from.ptr = from_ptrs[0];
from.num = (ssi_size_t)from_nums[0];
from.tot = from_tots[0];
for(ssi_size_t i = 1; i < n_froms; i++){
xtra_stream_in[i-1].ptr = from_ptrs[i];
xtra_stream_in[i-1].num = (ssi_size_t)from_nums[i];
xtra_stream_in[i-1].tot = from_tots[i];
}
to.ptr = to_ptr;
to.num = to_num;
to.tot = to_tot;
delete [] from_nums; from_nums = 0;
delete [] from_tots; from_tots = 0;
delete [] from_ptrs; from_ptrs = 0;
}
}