static void package(struct PackageList *plout, const struct PackageList *plin) {
int i;
plout->num_pkgs = plin->num_pkgs/2;
for(i = 0; i < plout->num_pkgs; i++) {
plout->pkgs[i] = plin->pkgs[i*2];
package_add(plout->pkgs + i, plin->pkgs + i*2 + 1);
}
}
void *audio_getpackage_loop(void *args)
{
int ret;
aml_audio_dec_t *audec;
audio_decoder_operations_t *adec_ops;
int nNextFrameSize=0;//next read frame size
int inlen = 0;//real data size in in_buf
int nInBufferSize=0;//full buffer size
char *inbuf = NULL;//real buffer
int rlen = 0;//read buffer ret size
int nAudioFormat;
adec_print("adec_getpackage_loop start!\n");
audec = (aml_audio_dec_t *)args;
adec_ops=audec->adec_ops;
nAudioFormat=audec->format;
inlen=0;
nNextFrameSize=adec_ops->nInBufSize;
while (1){
exit_decode_loop:
/*detect quit condition*/
if(exit_decode_thread)
{
if(inbuf)
free(inbuf);
package_list_free();
break;
}
/*step 2 get read buffer size*/
nNextFrameSize=get_frame_size(nAudioFormat);
//adec_print("==get frame size:%d \n",nNextFrameSize);
if(nNextFrameSize==-1)
nNextFrameSize=adec_ops->nInBufSize;
else if(nNextFrameSize==0)
{
usleep(1000);
continue;
}
/*step 3 read buffer*/
nInBufferSize = nNextFrameSize;
if (inbuf != NULL) {
free(inbuf);
inbuf = NULL;
}
inbuf = malloc(nInBufferSize);
int nNextReadSize=nInBufferSize;
int nRet=0;
int nReadErrCount=0;
int nCurrentReadCount=0;
int nReadSizePerTime=1*1024;
rlen=0;
while(nNextReadSize>0)
{
if(exit_decode_thread)
goto exit_decode_loop;
if(nNextReadSize<=nReadSizePerTime)
nReadSizePerTime=nNextReadSize;
nRet = read_buffer(inbuf+rlen, nReadSizePerTime);//read 10K per time
if(nRet<=0)
{
usleep(1000);
continue;
}
rlen+=nRet;
nNextReadSize-=nRet;
}
nCurrentReadCount=rlen;
rlen += inlen;
while(package_add(inbuf,rlen))
{
//add failed
if(exit_decode_thread)
goto exit_decode_loop;
usleep(1000);
}
inbuf=NULL;
}
QUIT:
adec_print("Exit adec_getpackage_loop Thread!");
pthread_exit(NULL);
return NULL;
}
