static int G7221Decode(const struct PluginCodec_Definition * codec,
void * context,
const void * fromPtr,
unsigned * fromLen,
void * toPtr,
unsigned * toLen,
unsigned int * flag)
{
if (context == NULL)
return 0;
*toLen = g722_1_decode((g722_1_decode_state_t *)context, (int16_t *)toPtr, fromPtr, *fromLen)*2;
return 1;
}
static switch_status_t switch_siren_decode(switch_codec_t *codec,
switch_codec_t *other_codec,
void *encoded_data,
uint32_t encoded_data_len,
uint32_t encoded_rate, void *decoded_data, uint32_t *decoded_data_len, uint32_t *decoded_rate,
unsigned int *flag)
{
struct siren_context *context = codec->private_info;
if (!context) {
return SWITCH_STATUS_FALSE;
}
*decoded_data_len = g722_1_decode(&context->decoder_object, (int16_t *) decoded_data, (uint8_t *) encoded_data, encoded_data_len) * sizeof(int16_t);
return SWITCH_STATUS_SUCCESS;
}
int g7221_decode(struct audec_state *ads,
int fmt, void *sampv, size_t *sampc,
const uint8_t *buf, size_t len)
{
size_t framec;
if (!ads || !sampv || !sampc || !buf)
return EINVAL;
framec = len / ads->dec.bytes_per_frame;
if (len != ads->dec.bytes_per_frame * framec)
return EPROTO;
if (*sampc < ads->dec.frame_size * framec)
return ENOMEM;
*sampc = g722_1_decode(&ads->dec, sampv, buf, (int)len);
return 0;
}
