JNIEXPORT void JNICALL
Java_org_jitsi_impl_neomedia_codec_audio_g722_JNIEncoder_g722_1encoder_1process
(JNIEnv *jniEnv, jclass clazz,
jlong encoder,
jbyteArray input, jint inputOffset,
jbyteArray output, jint outputOffset, jint outputLength)
{
jbyte *outputPtr = (*jniEnv)->GetByteArrayElements(jniEnv, output, NULL);
if (outputPtr)
{
jbyte *inputPtr
= (*jniEnv)->GetPrimitiveArrayCritical(jniEnv, input, NULL);
if (inputPtr)
{
g722_encode(
(g722_encode_state_t *) (intptr_t) encoder,
(uint8_t *) (outputPtr + outputOffset),
(const int16_t *) (inputPtr + inputOffset),
2 * (outputLength / sizeof(uint8_t)));
(*jniEnv)->ReleasePrimitiveArrayCritical(
jniEnv,
input, inputPtr,
JNI_ABORT);
}
(*jniEnv)->ReleaseByteArrayElements(jniEnv, output, outputPtr, 0);
}
}
int CTG722::encodeFrame(short *pIn,unsigned char *pOut)
{
if(!estate){
estate=g722_encode_init(NULL,BPS,iSampleRate==8000?G722_SAMPLE_RATE_8000|G722_PACKED:G722_PACKED);
if(!estate)return 0;
}
// for(int i=0;i<iCodecFrameSizeDec/2;i++)pIn[i]>>=1;
int r=g722_encode((g722_encode_state_t*)estate,pOut,pIn,iCodecFrameSizeDec/2);
//printf(" re=%d %d\n",r,iCodecFrameSizeEnc);
//iCodecFrameSizeEnc=r;
return r;
}
static int lintog722_framein(struct ast_trans_pvt *pvt, struct ast_frame *f)
{
struct g722_encoder_pvt *tmp = pvt->pvt;
int outlen;
outlen = g722_encode(&tmp->g722, (&pvt->outbuf.ui8[pvt->datalen]),
(int16_t *) f->data.ptr, f->samples);
pvt->samples += outlen * 2;
pvt->datalen += outlen;
return 0;
}
static int lintog722_framein(struct cw_translator_pvt *pvt, struct cw_frame *f)
{
struct g722_encoder_pvt *tmp = (struct g722_encoder_pvt *) pvt;
if ((tmp->tail + f->datalen/(2*sizeof(int16_t)) + 1) > BUFFER_SIZE)
{
cw_log(LOG_WARNING, "Out of buffer space\n");
return -1;
}
tmp->tail += g722_encode(&(tmp->g722_state),
tmp->outbuf + tmp->tail,
f->data,
f->datalen/sizeof(int16_t));
return 0;
}
static switch_status_t switch_g722_encode(switch_codec_t *codec,
switch_codec_t *other_codec,
void *decoded_data,
uint32_t decoded_data_len,
uint32_t decoded_rate, void *encoded_data, uint32_t *encoded_data_len, uint32_t *encoded_rate,
unsigned int *flag)
{
struct g722_context *context = codec->private_info;
if (!context) {
return SWITCH_STATUS_FALSE;
}
*encoded_data_len = g722_encode(context->encoder_object, (uint8_t *) encoded_data, (int16_t *) decoded_data, decoded_data_len / 2);
return SWITCH_STATUS_SUCCESS;
}
