| /* |
| * Copyright (c) 2012-2013, 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 <string.h> |
| #include <sys/mman.h> |
| #include <cutils/log.h> |
| #include <gralloc_priv.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) { |
| ALOGE("%s: mmap() failed: Base addr is NULL!", __func__); |
| 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; |
| default: |
| ALOGE("Unknown paramType %d", paramType); |
| break; |
| } |
| if(munmap(base, size)) |
| ALOGE("%s: failed to unmap ptr 0x%x, err %d", __func__, (int)base, |
| errno); |
| return 0; |
| } |