static pixmap_t *
rpi_pixmap_decode(pixmap_t *pm, const image_meta_t *im,
char *errbuf, size_t errlen)
{
if(pm->pm_type != PIXMAP_JPEG)
return NULL;
#ifdef TIMING
int64_t ts = showtime_get_ts(), ts2;
#endif
rpi_pixmap_decoder_t *rpd = pixmap_decoder_create(OMX_IMAGE_CodingJPEG);
if(rpd == NULL)
return NULL;
rpd->rpd_im = im;
#ifdef NOCOPY
#error check rpd->rpd_decoder->oc_stream_corrupt
OMX_PARAM_PORTDEFINITIONTYPE portdef;
memset(&portdef, 0, sizeof(portdef));
portdef.nSize = sizeof(OMX_PARAM_PORTDEFINITIONTYPE);
portdef.nVersion.nVersion = OMX_VERSION;
portdef.nPortIndex = rpd->rpd_decoder->oc_inport;
omxchk(OMX_GetParameter(rpd->rpd_decoder->oc_handle,
OMX_IndexParamPortDefinition, &portdef));
omx_send_command(rpd->rpd_decoder, OMX_CommandPortEnable,
rpd->rpd_decoder->oc_inport, NULL, 0);
OMX_BUFFERHEADERTYPE *buf;
for(int i = 0; i < portdef.nBufferCountActual; i++) {
omxchk(OMX_UseBuffer(rpd->rpd_decoder->oc_handle, &buf,
rpd->rpd_decoder->oc_inport,
NULL, pm->pm_size, pm->pm_data));
}
// Waits for the OMX_CommandPortEnable command
omx_wait_command(rpd->rpd_decoder);
omx_set_state(rpd->rpd_decoder, OMX_StateExecuting);
CHECKPOINT("Initialized");
buf->nOffset = 0;
buf->nFilledLen = pm->pm_size;
buf->nFlags |= OMX_BUFFERFLAG_EOS;
rpd->rpd_decoder->oc_inflight_buffers++;
omxchk(OMX_EmptyThisBuffer(rpd->rpd_decoder->oc_handle, buf));
hts_mutex_lock(&rpd->rpd_mtx);
while(rpd->rpd_change == 0)
hts_cond_wait(&rpd->rpd_cond, &rpd->rpd_mtx);
hts_mutex_unlock(&rpd->rpd_mtx);
CHECKPOINT("Setup tunnel");
setup_tunnel(rpd);
#else
const void *data = pm->pm_data;
size_t len = pm->pm_size;
hts_mutex_lock(&rpd->rpd_mtx);
while(len > 0) {
OMX_BUFFERHEADERTYPE *buf;
if(rpd->rpd_decoder->oc_stream_corrupt)
break;
if(rpd->rpd_change == 1) {
rpd->rpd_change = 2;
hts_mutex_unlock(&rpd->rpd_mtx);
setup_tunnel(rpd);
hts_mutex_lock(&rpd->rpd_mtx);
continue;
}
if(rpd->rpd_decoder->oc_avail == NULL) {
hts_cond_wait(&rpd->rpd_cond, &rpd->rpd_mtx);
continue;
}
buf = rpd->rpd_decoder->oc_avail;
rpd->rpd_decoder->oc_avail = buf->pAppPrivate;
rpd->rpd_decoder->oc_inflight_buffers++;
hts_mutex_unlock(&rpd->rpd_mtx);
buf->nOffset = 0;
buf->nFilledLen = MIN(len, buf->nAllocLen);
memcpy(buf->pBuffer, data, buf->nFilledLen);
buf->nFlags = 0;
if(len <= buf->nAllocLen)
buf->nFlags |= OMX_BUFFERFLAG_EOS;
data += buf->nFilledLen;
len -= buf->nFilledLen;
omxchk(OMX_EmptyThisBuffer(rpd->rpd_decoder->oc_handle, buf));
hts_mutex_lock(&rpd->rpd_mtx);
}
if(rpd->rpd_decoder->oc_stream_corrupt) {
hts_mutex_unlock(&rpd->rpd_mtx);
goto err;
}
if(rpd->rpd_change != 2) {
while(rpd->rpd_change == 0 && !rpd->rpd_decoder->oc_stream_corrupt)
hts_cond_wait(&rpd->rpd_cond, &rpd->rpd_mtx);
hts_mutex_unlock(&rpd->rpd_mtx);
if(rpd->rpd_decoder->oc_stream_corrupt)
goto err;
setup_tunnel(rpd);
} else {
hts_mutex_unlock(&rpd->rpd_mtx);
}
#endif
omx_wait_fill_buffer(rpd->rpd_resizer, rpd->rpd_buf);
CHECKPOINT("Got buffer");
err:
omx_flush_port(rpd->rpd_decoder, rpd->rpd_decoder->oc_inport);
omx_flush_port(rpd->rpd_decoder, rpd->rpd_decoder->oc_outport);
omx_flush_port(rpd->rpd_resizer, rpd->rpd_resizer->oc_inport);
omx_flush_port(rpd->rpd_resizer, rpd->rpd_resizer->oc_outport);
if(rpd->rpd_tunnel != NULL) {
omx_tunnel_destroy(rpd->rpd_tunnel);
rpd->rpd_tunnel = NULL;
}
omx_set_state(rpd->rpd_decoder, OMX_StateIdle);
omx_set_state(rpd->rpd_resizer, OMX_StateIdle);
if(rpd->rpd_buf != NULL) {
omxchk(OMX_FreeBuffer(rpd->rpd_resizer->oc_handle,
rpd->rpd_resizer->oc_outport, rpd->rpd_buf));
}
omx_release_buffers(rpd->rpd_decoder, rpd->rpd_decoder->oc_inport);
omx_set_state(rpd->rpd_resizer, OMX_StateLoaded);
omx_set_state(rpd->rpd_decoder, OMX_StateLoaded);
omx_component_destroy(rpd->rpd_resizer);
omx_component_destroy(rpd->rpd_decoder);
hts_cond_destroy(&rpd->rpd_cond);
hts_mutex_destroy(&rpd->rpd_mtx);
pixmap_t *out = rpd->rpd_pm;
if(out) {
pixmap_release(pm);
} else {
snprintf(errbuf, errlen, "Load error");
}
free(rpd);
CHECKPOINT("All done");
return out;
}
void attach_ue(MME &mme) {
recv_req_from_ue(mme);
authenticate_ue(mme);
setup_tunnel(mme);
}