OMX_ERRORTYPE TorcOMXPort::DestroyBuffers(void)
{
if (!m_handle || !m_parent)
return OMX_ErrorUndefined;
(void)EnablePort(false);
{
QMutexLocker locker(m_lock);
for (int i = 0; i < m_buffers.size(); ++i)
{
OMX_ERRORTYPE error = OMX_FreeBuffer(m_handle, m_port, m_buffers.at(i));
OMX_CHECKX(error, m_parent->GetName(), "Failed to free buffer");
}
m_buffers.clear();
m_availableBuffers.clear();
m_alignment = 0;
}
return OMX_ErrorNone;
}
OMX_ERRORTYPE COMXCoreComponent::AllocOutputBuffers(bool use_buffers /* = false */)
{
OMX_ERRORTYPE omx_err = OMX_ErrorNone;
if(!m_handle)
return OMX_ErrorUndefined;
m_omx_output_use_buffers = use_buffers;
OMX_PARAM_PORTDEFINITIONTYPE portFormat;
OMX_INIT_STRUCTURE(portFormat);
portFormat.nPortIndex = m_output_port;
omx_err = OMX_GetParameter(m_handle, OMX_IndexParamPortDefinition, &portFormat);
if(omx_err != OMX_ErrorNone)
return omx_err;
if(GetState() != OMX_StateIdle)
{
if(GetState() != OMX_StateLoaded)
SetStateForComponent(OMX_StateLoaded);
SetStateForComponent(OMX_StateIdle);
}
omx_err = EnablePort(m_output_port, false);
if(omx_err != OMX_ErrorNone)
return omx_err;
m_output_alignment = portFormat.nBufferAlignment;
m_output_buffer_count = portFormat.nBufferCountActual;
m_output_buffer_size = portFormat.nBufferSize;
CLog::Log(LOGDEBUG, "COMXCoreComponent::AllocOutputBuffers component(%s) - port(%d), nBufferCountMin(%lu), nBufferCountActual(%lu), nBufferSize(%lu) nBufferAlignmen(%lu)\n",
m_componentName.c_str(), m_output_port, portFormat.nBufferCountMin,
portFormat.nBufferCountActual, portFormat.nBufferSize, portFormat.nBufferAlignment);
for (size_t i = 0; i < portFormat.nBufferCountActual; i++)
{
OMX_BUFFERHEADERTYPE *buffer = NULL;
OMX_U8* data = NULL;
if(m_omx_output_use_buffers)
{
data = (OMX_U8*)_aligned_malloc(portFormat.nBufferSize, m_output_alignment);
omx_err = OMX_UseBuffer(m_handle, &buffer, m_output_port, NULL, portFormat.nBufferSize, data);
}
else
{
omx_err = OMX_AllocateBuffer(m_handle, &buffer, m_output_port, NULL, portFormat.nBufferSize);
}
if(omx_err != OMX_ErrorNone)
{
CLog::Log(LOGERROR, "COMXCoreComponent::AllocOutputBuffers component(%s) - OMX_UseBuffer failed with omx_err(0x%x)\n",
m_componentName.c_str(), omx_err);
if(m_omx_output_use_buffers && data)
_aligned_free(data);
return omx_err;
}
buffer->nOutputPortIndex = m_output_port;
buffer->nFilledLen = 0;
buffer->nOffset = 0;
buffer->pAppPrivate = (void*)i;
m_omx_output_buffers.push_back(buffer);
m_omx_output_available.push(buffer);
}
omx_err = WaitForCommand(OMX_CommandPortEnable, m_output_port);
m_flush_output = false;
return omx_err;
}
