SoftVideoDecoderOMXComponent: re-config the buffer size when port definition changed.

            return OMX_ErrorNone;

        }

        case OMX_IndexParamPortDefinition:

        {

            OMX_PARAM_PORTDEFINITIONTYPE *newParams =

                (OMX_PARAM_PORTDEFINITIONTYPE *)params;

            OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &newParams->format.video;

            OMX_PARAM_PORTDEFINITIONTYPE *def = &editPortInfo(newParams->nPortIndex)->mDef;

            uint32_t oldWidth = def->format.video.nFrameWidth;

            uint32_t oldHeight = def->format.video.nFrameHeight;

            uint32_t newWidth = video_def->nFrameWidth;

            uint32_t newHeight = video_def->nFrameHeight;

            if (newWidth != oldWidth || newHeight != oldHeight) {

                bool outputPort = (newParams->nPortIndex == kOutputPortIndex);

                def->format.video.nFrameWidth =

                    (mIsAdaptive && outputPort) ? mAdaptiveMaxWidth : newWidth;

                def->format.video.nFrameHeight =

                    (mIsAdaptive && outputPort) ? mAdaptiveMaxHeight : newHeight;

                def->format.video.nStride = def->format.video.nFrameWidth;

                def->format.video.nSliceHeight = def->format.video.nFrameHeight;

                def->nBufferSize =

                    def->format.video.nFrameWidth * def->format.video.nFrameHeight * 3 / 2;

                if (outputPort) {

                    mWidth = newWidth;

                    mHeight = newHeight;

                    mCropLeft = 0;

                    mCropTop = 0;

                    mCropWidth = newWidth;

                    mCropHeight = newHeight;

                }

                newParams->nBufferSize = def->nBufferSize;

            }

            return SimpleSoftOMXComponent::internalSetParameter(index, params);

        }

        default:

            return SimpleSoftOMXComponent::internalSetParameter(index, params);

    }