diff options
Diffstat (limited to 'camera/OMXCameraAdapter/OMXDccDataSave.cpp')
| -rw-r--r-- | camera/OMXCameraAdapter/OMXDccDataSave.cpp | 361 |
1 files changed, 0 insertions, 361 deletions
diff --git a/camera/OMXCameraAdapter/OMXDccDataSave.cpp b/camera/OMXCameraAdapter/OMXDccDataSave.cpp deleted file mode 100644 index 7547743..0000000 --- a/camera/OMXCameraAdapter/OMXDccDataSave.cpp +++ /dev/null @@ -1,361 +0,0 @@ -/* - * Copyright (C) Texas Instruments - http://www.ti.com/ - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -/** -* @file OMXDccDataSave.cpp -* -* This file contains functionality for handling DCC data save -* -*/ - -#include "CameraHal.h" -#include "OMXCameraAdapter.h" - - -namespace Ti { -namespace Camera { - -status_t OMXCameraAdapter::initDccFileDataSave(OMX_HANDLETYPE* omxHandle, int portIndex) -{ - OMX_CONFIG_EXTRADATATYPE extraDataControl; - status_t ret = NO_ERROR; - OMX_ERRORTYPE eError = OMX_ErrorNone; - - LOG_FUNCTION_NAME; - - OMX_INIT_STRUCT_PTR (&extraDataControl, OMX_CONFIG_EXTRADATATYPE); - extraDataControl.nPortIndex = portIndex; - extraDataControl.eExtraDataType = OMX_TI_DccData; - extraDataControl.bEnable = OMX_TRUE; - - eError = OMX_SetConfig(*omxHandle, - ( OMX_INDEXTYPE ) OMX_IndexConfigOtherExtraDataControl, - &extraDataControl); - - if ( OMX_ErrorNone != eError ) - { - CAMHAL_LOGEB("Error while configuring dcc data overwrite extra data 0x%x", - eError); - - ret = NO_INIT; - } - - if (mDccData.pData) { - free(mDccData.pData); - mDccData.pData = NULL; - } - LOG_FUNCTION_NAME_EXIT; - - return ret; -} - -status_t OMXCameraAdapter::sniffDccFileDataSave(OMX_BUFFERHEADERTYPE* pBuffHeader) -{ - OMX_OTHER_EXTRADATATYPE *extraData; - OMX_TI_DCCDATATYPE* dccData; - status_t ret = NO_ERROR; - - LOG_FUNCTION_NAME; - - android::AutoMutex lock(mDccDataLock); - - if ( NULL == pBuffHeader ) { - CAMHAL_LOGEA("Invalid Buffer header"); - LOG_FUNCTION_NAME_EXIT; - return -EINVAL; - } - - extraData = getExtradata(pBuffHeader->pPlatformPrivate, - (OMX_EXTRADATATYPE)OMX_TI_DccData); - - if ( NULL != extraData ) { - CAMHAL_LOGVB("Size = %d, sizeof = %d, eType = 0x%x, nDataSize= %d, nPortIndex = 0x%x, nVersion = 0x%x", - extraData->nSize, - sizeof(OMX_OTHER_EXTRADATATYPE), - extraData->eType, - extraData->nDataSize, - extraData->nPortIndex, - extraData->nVersion); - } else { - CAMHAL_LOGVA("Invalid OMX_TI_DCCDATATYPE"); - LOG_FUNCTION_NAME_EXIT; - return NO_ERROR; - } - - dccData = ( OMX_TI_DCCDATATYPE * ) extraData->data; - - if (NULL == dccData) { - CAMHAL_LOGVA("OMX_TI_DCCDATATYPE is not found in extra data"); - LOG_FUNCTION_NAME_EXIT; - return NO_ERROR; - } - - if (mDccData.pData) { - free(mDccData.pData); - } - - memcpy(&mDccData, dccData, sizeof(mDccData)); - - int dccDataSize = (int)dccData->nSize - (int)(&(((OMX_TI_DCCDATATYPE*)0)->pData)); - - mDccData.pData = (OMX_PTR)malloc(dccDataSize); - - if (NULL == mDccData.pData) { - CAMHAL_LOGVA("not enough memory for DCC data"); - LOG_FUNCTION_NAME_EXIT; - return NO_ERROR; - } - - memcpy(mDccData.pData, &(dccData->pData), dccDataSize); - - LOG_FUNCTION_NAME_EXIT; - - return ret; -} - -// Recursively searches given directory contents for the correct DCC file. -// The directory must be opened and its stream pointer + path passed -// as arguments. As this function is called recursively, to avoid excessive -// stack usage the path param is reused -> this MUST be char array with -// enough length!!! (260 should suffice). Path must end with "/". -// The directory must also be closed in the caller function. -// If the correct camera DCC file is found (based on the OMX measurement data) -// its file stream pointer is returned. NULL is returned otherwise -FILE * OMXCameraAdapter::parseDCCsubDir(DIR *pDir, char *path) -{ - FILE *pFile; - DIR *pSubDir; - struct dirent *dirEntry; - int initialPathLength = strlen(path); - - LOG_FUNCTION_NAME; - - /* check each directory entry */ - while ((dirEntry = readdir(pDir)) != NULL) - { - if (dirEntry->d_name[0] == '.') - continue; - - strcat(path, dirEntry->d_name); - // dirEntry might be sub directory -> check it - pSubDir = opendir(path); - if (pSubDir) { - // dirEntry is sub directory -> parse it - strcat(path, "/"); - pFile = parseDCCsubDir(pSubDir, path); - closedir(pSubDir); - if (pFile) { - // the correct DCC file found! - LOG_FUNCTION_NAME_EXIT; - return pFile; - } - } else { - // dirEntry is file -> open it - pFile = fopen(path, "rb"); - if (pFile) { - // now check if this is the correct DCC file for that camera - OMX_U32 dccFileIDword; - OMX_U32 *dccFileDesc = (OMX_U32 *) &mDccData.nCameraModuleId; - int i; - - // DCC file ID is 3 4-byte words - for (i = 0; i < 3; i++) { - if (fread(&dccFileIDword, sizeof(OMX_U32), 1, pFile) != 1) { - // file too short - break; - } - if (dccFileIDword != dccFileDesc[i]) { - // DCC file ID word i does not match - break; - } - } - - fclose(pFile); - if (i == 3) { - // the correct DCC file found! - CAMHAL_LOGDB("DCC file to be updated: %s", path); - // reopen it for modification - pFile = fopen(path, "rb+"); - if (!pFile) - CAMHAL_LOGEB("ERROR: DCC file %s failed to open for modification", path); - LOG_FUNCTION_NAME_EXIT; - return pFile; - } - } else { - CAMHAL_LOGEB("ERROR: Failed to open file %s for reading", path); - } - } - // restore original path - path[initialPathLength] = '\0'; - } - - LOG_FUNCTION_NAME_EXIT; - - // DCC file not found in this directory tree - return NULL; -} - -// Finds the DCC file corresponding to the current camera based on the -// OMX measurement data, opens it and returns the file stream pointer -// (NULL on error or if file not found). -// The folder string dccFolderPath must end with "/" -FILE * OMXCameraAdapter::fopenCameraDCC(const char *dccFolderPath) -{ - FILE *pFile; - DIR *pDir; - char dccPath[260]; - - LOG_FUNCTION_NAME; - - strcpy(dccPath, dccFolderPath); - - pDir = opendir(dccPath); - if (!pDir) { - CAMHAL_LOGEB("ERROR: Opening DCC directory %s failed", dccPath); - LOG_FUNCTION_NAME_EXIT; - return NULL; - } - - pFile = parseDCCsubDir(pDir, dccPath); - closedir(pDir); - if (pFile) { - CAMHAL_LOGDB("DCC file %s opened for modification", dccPath); - } - - LOG_FUNCTION_NAME_EXIT; - - return pFile; -} - -// Positions the DCC file stream pointer to the correct offset within the -// correct usecase based on the OMX mesurement data. Returns 0 on success -status_t OMXCameraAdapter::fseekDCCuseCasePos(FILE *pFile) -{ - OMX_U32 dccNumUseCases = 0; - OMX_U32 dccUseCaseData[3]; - OMX_U32 i; - - LOG_FUNCTION_NAME; - - // position the file pointer to the DCC use cases section - if (fseek(pFile, 80, SEEK_SET)) { - CAMHAL_LOGEA("ERROR: Unexpected end of DCC file"); - LOG_FUNCTION_NAME_EXIT; - return -EINVAL; - } - - if (fread(&dccNumUseCases, sizeof(OMX_U32), 1, pFile) != 1 || - dccNumUseCases == 0) { - CAMHAL_LOGEA("ERROR: DCC file contains 0 use cases"); - LOG_FUNCTION_NAME_EXIT; - return -EINVAL; - } - - for (i = 0; i < dccNumUseCases; i++) { - if (fread(dccUseCaseData, sizeof(OMX_U32), 3, pFile) != 3) { - CAMHAL_LOGEA("ERROR: Unexpected end of DCC file"); - LOG_FUNCTION_NAME_EXIT; - return -EINVAL; - } - - if (dccUseCaseData[0] == mDccData.nUseCaseId) { - // DCC use case match! - break; - } - } - - if (i == dccNumUseCases) { - CAMHAL_LOGEB("ERROR: Use case ID %lu not found in DCC file", mDccData.nUseCaseId); - LOG_FUNCTION_NAME_EXIT; - return -EINVAL; - } - - // dccUseCaseData[1] is the offset to the beginning of the actual use case - // from the beginning of the file - // mDccData.nOffset is the offset within the actual use case (from the - // beginning of the use case to the data to be modified) - - if (fseek(pFile,dccUseCaseData[1] + mDccData.nOffset, SEEK_SET )) - { - CAMHAL_LOGEA("ERROR: Error setting the correct offset"); - LOG_FUNCTION_NAME_EXIT; - return -EINVAL; - } - - LOG_FUNCTION_NAME_EXIT; - - return NO_ERROR; -} - -status_t OMXCameraAdapter::saveDccFileDataSave() -{ - status_t ret = NO_ERROR; - - LOG_FUNCTION_NAME; - - android::AutoMutex lock(mDccDataLock); - - if (mDccData.pData) - { - FILE *fd = fopenCameraDCC(DCC_PATH); - - if (fd) - { - if (!fseekDCCuseCasePos(fd)) - { - int dccDataSize = (int)mDccData.nSize - (int)(&(((OMX_TI_DCCDATATYPE*)0)->pData)); - - if (fwrite(mDccData.pData, dccDataSize, 1, fd) != 1) - { - CAMHAL_LOGEA("ERROR: Writing to DCC file failed"); - } - else - { - CAMHAL_LOGDA("DCC file successfully updated"); - } - } - fclose(fd); - } - else - { - CAMHAL_LOGEA("ERROR: Correct DCC file not found or failed to open for modification"); - } - } - - LOG_FUNCTION_NAME_EXIT; - - return ret; -} - -status_t OMXCameraAdapter::closeDccFileDataSave() -{ - status_t ret = NO_ERROR; - - LOG_FUNCTION_NAME; - - android::AutoMutex lock(mDccDataLock); - - if (mDccData.pData) { - free(mDccData.pData); - mDccData.pData = NULL; - } - LOG_FUNCTION_NAME_EXIT; - - return ret; -} - -} // namespace Camera -} // namespace Ti |