status_t Harness::allocatePortBuffers(
const sp<MemoryDealer> &dealer,
IOMX::node_id node, OMX_U32 portIndex,
Vector<Buffer> *buffers) {
buffers->clear();
OMX_PARAM_PORTDEFINITIONTYPE def;
status_t err = getPortDefinition(node, portIndex, &def);
EXPECT_SUCCESS(err, "getPortDefinition");
for (OMX_U32 i = 0; i < def.nBufferCountActual; ++i) {
Buffer buffer;
buffer.mMemory = dealer->allocate(def.nBufferSize);
buffer.mFlags = 0;
CHECK(buffer.mMemory != NULL);
err = mOMX->allocateBufferWithBackup(
node, portIndex, buffer.mMemory, &buffer.mID);
EXPECT_SUCCESS(err, "allocateBuffer");
buffers->push(buffer);
}
return OK;
}
int SWProcess::getDefaultPort()
{
IPropertyTree * portAttrNode = getPortDefinition();
if (!portAttrNode) return 0;
int defaultValue = portAttrNode->getPropInt("@default");
if (!defaultValue) return 0;
return defaultValue;
}
bool SWProcess::portIsRequired()
{
IPropertyTree * portAttrNode = getPortDefinition();
if (!portAttrNode) return false;
const char* portUseAttr = portAttrNode->queryProp("@use");
if (portUseAttr && stricmp(portUseAttr, "required"))
return false;
return true;
}