/* * Copyright (c) 2012-2014, The Linux Foundation. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are * met: * * Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * Redistributions in binary form must reproduce the above * copyright notice, this list of conditions and the following * disclaimer in the documentation and/or other materials provided * with the distribution. * * Neither the name of The Linux Foundation nor the names of its * contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #include <errno.h> #include <string.h> #include <sys/mman.h> #include <cutils/log.h> #include <gralloc_priv.h> #define __STDC_FORMAT_MACROS 1 #include <inttypes.h> #include "qdMetaData.h" int setMetaData(private_handle_t *handle, DispParamType paramType, void *param) { if (!handle) { ALOGE("%s: Private handle is null!", __func__); return -1; } if (handle->fd_metadata == -1) { ALOGE("%s: Bad fd for extra data!", __func__); return -1; } if (!param) { ALOGE("%s: input param is null!", __func__); return -1; } unsigned long size = ROUND_UP_PAGESIZE(sizeof(MetaData_t)); void *base = mmap(NULL, size, PROT_READ|PROT_WRITE, MAP_SHARED, handle->fd_metadata, 0); if (base == reinterpret_cast<void*>(MAP_FAILED)) { ALOGE("%s: mmap() failed: error is %s!", __func__, strerror(errno)); return -1; } MetaData_t *data = reinterpret_cast <MetaData_t *>(base); data->operation |= paramType; switch (paramType) { case PP_PARAM_HSIC: memcpy((void *)&data->hsicData, param, sizeof(HSICData_t)); break; case PP_PARAM_SHARPNESS: data->sharpness = *((int32_t *)param); break; case PP_PARAM_VID_INTFC: data->video_interface = *((int32_t *)param); break; case PP_PARAM_INTERLACED: data->interlaced = *((int32_t *)param); break; case PP_PARAM_IGC: memcpy((void *)&data->igcData, param, sizeof(IGCData_t)); break; case PP_PARAM_SHARP2: memcpy((void *)&data->Sharp2Data, param, sizeof(Sharp2Data_t)); break; case PP_PARAM_TIMESTAMP: data->timestamp = *((int64_t *)param); break; case UPDATE_BUFFER_GEOMETRY: memcpy((void *)&data->bufferDim, param, sizeof(BufferDim_t)); break; case UPDATE_COLOR_SPACE: data->colorSpace = *((ColorSpace_t *)param); break; default: ALOGE("Unknown paramType %d", paramType); break; } if(munmap(base, size)) ALOGE("%s: failed to unmap ptr %p, err %d", __func__, (void*)base, errno); return 0; }