diff options
Diffstat (limited to 'camera/V4LCameraAdapter/V4LCapabilities.cpp')
| -rw-r--r-- | camera/V4LCameraAdapter/V4LCapabilities.cpp | 346 |
1 files changed, 0 insertions, 346 deletions
diff --git a/camera/V4LCameraAdapter/V4LCapabilities.cpp b/camera/V4LCameraAdapter/V4LCapabilities.cpp deleted file mode 100644 index 3a84268..0000000 --- a/camera/V4LCameraAdapter/V4LCapabilities.cpp +++ /dev/null @@ -1,346 +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 V4LCapabilities.cpp -* -* This file implements the V4L Capabilities feature. -* -*/ - -#include "CameraHal.h" -#include "V4LCameraAdapter.h" -#include "ErrorUtils.h" -#include "TICameraParameters.h" - -namespace Ti { -namespace Camera { - -/************************************ - * global constants and variables - *************************************/ - -#define ARRAY_SIZE(array) (sizeof((array)) / sizeof((array)[0])) -#define MAX_RES_STRING_LENGTH 10 -#define DEFAULT_WIDTH 640 -#define DEFAULT_HEIGHT 480 - -static const char PARAM_SEP[] = ","; - -//Camera defaults -const char V4LCameraAdapter::DEFAULT_PICTURE_FORMAT[] = "jpeg"; -const char V4LCameraAdapter::DEFAULT_PICTURE_SIZE[] = "640x480"; -const char V4LCameraAdapter::DEFAULT_PREVIEW_FORMAT[] = "yuv422i-yuyv"; -const char V4LCameraAdapter::DEFAULT_PREVIEW_SIZE[] = "640x480"; -const char V4LCameraAdapter::DEFAULT_NUM_PREV_BUFS[] = "6"; -const char V4LCameraAdapter::DEFAULT_FRAMERATE[] = "30"; -const char V4LCameraAdapter::DEFAULT_FOCUS_MODE[] = "infinity"; -const char * V4LCameraAdapter::DEFAULT_VSTAB = android::CameraParameters::FALSE; -const char * V4LCameraAdapter::DEFAULT_VNF = android::CameraParameters::FALSE; - - -const CapPixelformat V4LCameraAdapter::mPixelformats [] = { - { V4L2_PIX_FMT_YUYV, android::CameraParameters::PIXEL_FORMAT_YUV422I }, - { V4L2_PIX_FMT_JPEG, android::CameraParameters::PIXEL_FORMAT_JPEG }, -}; - -/***************************************** - * internal static function declarations - *****************************************/ - -/**** Utility functions to help translate V4L Caps to Parameter ****/ - -status_t V4LCameraAdapter::insertDefaults(CameraProperties::Properties* params, V4L_TI_CAPTYPE &caps) -{ - status_t ret = NO_ERROR; - LOG_FUNCTION_NAME; - - params->set(CameraProperties::PREVIEW_FORMAT, DEFAULT_PREVIEW_FORMAT); - - params->set(CameraProperties::PICTURE_FORMAT, DEFAULT_PICTURE_FORMAT); - params->set(CameraProperties::PICTURE_SIZE, DEFAULT_PICTURE_SIZE); - params->set(CameraProperties::PREVIEW_SIZE, DEFAULT_PREVIEW_SIZE); - params->set(CameraProperties::PREVIEW_FRAME_RATE, DEFAULT_FRAMERATE); - params->set(CameraProperties::REQUIRED_PREVIEW_BUFS, DEFAULT_NUM_PREV_BUFS); - params->set(CameraProperties::FOCUS_MODE, DEFAULT_FOCUS_MODE); - - params->set(CameraProperties::CAMERA_NAME, "USBCAMERA"); - params->set(CameraProperties::JPEG_THUMBNAIL_SIZE, "320x240"); - params->set(CameraProperties::JPEG_QUALITY, "90"); - params->set(CameraProperties::JPEG_THUMBNAIL_QUALITY, "50"); - params->set(CameraProperties::FRAMERATE_RANGE_SUPPORTED, "(30000,30000)"); - params->set(CameraProperties::FRAMERATE_RANGE, "30000,30000"); - params->set(CameraProperties::S3D_PRV_FRAME_LAYOUT, "none"); - params->set(CameraProperties::SUPPORTED_EXPOSURE_MODES, "auto"); - params->set(CameraProperties::SUPPORTED_ISO_VALUES, "auto"); - params->set(CameraProperties::SUPPORTED_ANTIBANDING, "auto"); - params->set(CameraProperties::SUPPORTED_EFFECTS, "none"); - params->set(CameraProperties::SUPPORTED_IPP_MODES, "ldc-nsf"); - params->set(CameraProperties::FACING_INDEX, TICameraParameters::FACING_FRONT); - params->set(CameraProperties::ORIENTATION_INDEX, 0); - params->set(CameraProperties::SENSOR_ORIENTATION, "0"); - params->set(CameraProperties::VSTAB, DEFAULT_VSTAB); - params->set(CameraProperties::VNF, DEFAULT_VNF); - - - LOG_FUNCTION_NAME_EXIT; - - return ret; -} - -status_t V4LCameraAdapter::insertPreviewFormats(CameraProperties::Properties* params, V4L_TI_CAPTYPE &caps) { - - char supported[MAX_PROP_VALUE_LENGTH]; - - memset(supported, '\0', MAX_PROP_VALUE_LENGTH); - for (int i = 0; i < caps.ulPreviewFormatCount; i++) { - for (unsigned int j = 0; j < ARRAY_SIZE(mPixelformats); j++) { - if(caps.ePreviewFormats[i] == mPixelformats[j].pixelformat ) { - strncat (supported, mPixelformats[j].param, MAX_PROP_VALUE_LENGTH-1 ); - strncat (supported, PARAM_SEP, 1 ); - } - } - } - strncat(supported, android::CameraParameters::PIXEL_FORMAT_YUV420P, MAX_PROP_VALUE_LENGTH - 1); - params->set(CameraProperties::SUPPORTED_PREVIEW_FORMATS, supported); - return NO_ERROR; -} - -status_t V4LCameraAdapter::insertPreviewSizes(CameraProperties::Properties* params, V4L_TI_CAPTYPE &caps) { - - char supported[MAX_PROP_VALUE_LENGTH]; - - memset(supported, '\0', MAX_PROP_VALUE_LENGTH); - for (int i = 0; i < caps.ulPreviewResCount; i++) { - if (supported[0] != '\0') { - strncat(supported, PARAM_SEP, 1); - } - strncat (supported, caps.tPreviewRes[i].param, MAX_PROP_VALUE_LENGTH-1 ); - } - - params->set(CameraProperties::SUPPORTED_PREVIEW_SIZES, supported); - params->set(CameraProperties::SUPPORTED_PREVIEW_SUBSAMPLED_SIZES, supported); - return NO_ERROR; -} - -status_t V4LCameraAdapter::insertImageSizes(CameraProperties::Properties* params, V4L_TI_CAPTYPE &caps) { - - char supported[MAX_PROP_VALUE_LENGTH]; - - memset(supported, '\0', MAX_PROP_VALUE_LENGTH); - for (int i = 0; i < caps.ulCaptureResCount; i++) { - if (supported[0] != '\0') { - strncat(supported, PARAM_SEP, 1); - } - strncat (supported, caps.tCaptureRes[i].param, MAX_PROP_VALUE_LENGTH-1 ); - } - params->set(CameraProperties::SUPPORTED_PICTURE_SIZES, supported); - return NO_ERROR; -} - -status_t V4LCameraAdapter::insertFrameRates(CameraProperties::Properties* params, V4L_TI_CAPTYPE &caps) { - - char supported[MAX_PROP_VALUE_LENGTH]; - char temp[10]; - - memset(supported, '\0', MAX_PROP_VALUE_LENGTH); - for (int i = 0; i < caps.ulFrameRateCount; i++) { - snprintf (temp, 10, "%d", caps.ulFrameRates[i] ); - if (supported[0] != '\0') { - strncat(supported, PARAM_SEP, 1); - } - strncat (supported, temp, MAX_PROP_VALUE_LENGTH-1 ); - } - - params->set(CameraProperties::SUPPORTED_PREVIEW_FRAME_RATES, supported); - return NO_ERROR; -} - -status_t V4LCameraAdapter::insertCapabilities(CameraProperties::Properties* params, V4L_TI_CAPTYPE &caps) -{ - status_t ret = NO_ERROR; - - LOG_FUNCTION_NAME; - - if ( NO_ERROR == ret ) { - ret = insertPreviewFormats(params, caps); - } - - if ( NO_ERROR == ret ) { - ret = insertImageSizes(params, caps); - } - - if ( NO_ERROR == ret ) { - ret = insertPreviewSizes(params, caps); - } - - if ( NO_ERROR == ret ) { - ret = insertFrameRates(params, caps); - } - - //Insert Supported Focus modes. - params->set(CameraProperties::SUPPORTED_FOCUS_MODES, "infinity"); - - params->set(CameraProperties::SUPPORTED_PICTURE_FORMATS, "jpeg"); - - if ( NO_ERROR == ret ) { - ret = insertDefaults(params, caps); - } - - LOG_FUNCTION_NAME_EXIT; - - return ret; -} - -status_t V4LCameraAdapter::sortAscend(V4L_TI_CAPTYPE &caps, uint16_t count) { - size_t tempRes; - size_t w, h, tmpW,tmpH; - for (int i=0; i<count; i++) { - w = caps.tPreviewRes[i].width; - h = caps.tPreviewRes[i].height; - tempRes = w*h; - for (int j=i+1; j<count; j++) { - tmpW = caps.tPreviewRes[j].width; - tmpH = caps.tPreviewRes[j].height; - - if (tempRes > (tmpW * tmpH) ) { - caps.tPreviewRes[j].width = w; - caps.tPreviewRes[j].height = h; - w = tmpW; - h = tmpH; - } - } - caps.tPreviewRes[i].width = w; - caps.tPreviewRes[i].height = h; - - } - return NO_ERROR; -} - -/***************************************** - * public exposed function declarations - *****************************************/ - -status_t V4LCameraAdapter::getCaps(const int sensorId, CameraProperties::Properties* params, - V4L_HANDLETYPE handle) { - status_t status = NO_ERROR; - V4L_TI_CAPTYPE caps; - int i = 0; - int j = 0; - struct v4l2_fmtdesc fmtDesc; - struct v4l2_frmsizeenum frmSizeEnum; - struct v4l2_frmivalenum frmIvalEnum; - - //get supported pixel formats - for ( i = 0; status == NO_ERROR; i++) { - fmtDesc.index = i; - fmtDesc.type = V4L2_BUF_TYPE_VIDEO_CAPTURE; - status = ioctl (handle, VIDIOC_ENUM_FMT, &fmtDesc); - if (status == NO_ERROR) { - CAMHAL_LOGDB("fmtDesc[%d].description::pixelformat::flags== (%s::%d::%d)",i, fmtDesc.description,fmtDesc.pixelformat,fmtDesc.flags); - caps.ePreviewFormats[i] = fmtDesc.pixelformat; - } - } - caps.ulPreviewFormatCount = i; - - //get preview sizes & capture image sizes - status = NO_ERROR; - for ( i = 0; status == NO_ERROR; i++) { - frmSizeEnum.index = i; - //Check for frame sizes for default pixel format - //TODO: Check for frame sizes for all supported pixel formats - frmSizeEnum.pixel_format = V4L2_PIX_FMT_YUYV; - status = ioctl (handle, VIDIOC_ENUM_FRAMESIZES, &frmSizeEnum); - if(frmSizeEnum.type != V4L2_FRMSIZE_TYPE_DISCRETE) { - break; - } - if (status == NO_ERROR) { - CAMHAL_LOGDB("frmSizeEnum.index[%d].width x height == (%d x %d)", i, frmSizeEnum.discrete.width, frmSizeEnum.discrete.height); - caps.tPreviewRes[i].width = frmSizeEnum.discrete.width; - caps.tPreviewRes[i].height = frmSizeEnum.discrete.height; - snprintf(caps.tPreviewRes[i].param, MAX_RES_STRING_LENGTH,"%dx%d",frmSizeEnum.discrete.width,frmSizeEnum.discrete.height); - - caps.tCaptureRes[i].width = frmSizeEnum.discrete.width; - caps.tCaptureRes[i].height = frmSizeEnum.discrete.height; - snprintf(caps.tCaptureRes[i].param, MAX_RES_STRING_LENGTH,"%dx%d",frmSizeEnum.discrete.width,frmSizeEnum.discrete.height); - } - else { - caps.ulCaptureResCount = i; - caps.ulPreviewResCount = i; - } - } - if(frmSizeEnum.type != V4L2_FRMSIZE_TYPE_DISCRETE) { - CAMHAL_LOGDB("\nmin_width x height = %d x %d ",frmSizeEnum.stepwise.min_width, frmSizeEnum.stepwise.min_height); - CAMHAL_LOGDB("\nmax_width x height = %d x %d ",frmSizeEnum.stepwise.max_width, frmSizeEnum.stepwise.max_height); - CAMHAL_LOGDB("\nstep width x height = %d x %d ",frmSizeEnum.stepwise.step_width,frmSizeEnum.stepwise.step_height); - //TODO: populate the sizes when type = V4L2_FRMSIZE_TYPE_STEPWISE - } - - //sort the preview sizes in ascending order - sortAscend(caps, caps.ulPreviewResCount); - - //get supported frame rates - bool fps30 = false; - for ( j=caps.ulPreviewResCount-1; j >= 0; j--) { - CAMHAL_LOGDB(" W x H = %d x %d", caps.tPreviewRes[j].width, caps.tPreviewRes[j].height); - status = NO_ERROR; - for ( i = 0; status == NO_ERROR; i++) { - frmIvalEnum.index = i; - //Check for supported frame rates for the default pixel format. - frmIvalEnum.pixel_format = V4L2_PIX_FMT_YUYV; - frmIvalEnum.width = caps.tPreviewRes[j].width; - frmIvalEnum.height = caps.tPreviewRes[j].height; - - status = ioctl (handle, VIDIOC_ENUM_FRAMEINTERVALS, &frmIvalEnum); - if(frmIvalEnum.type != V4L2_FRMIVAL_TYPE_DISCRETE) { - break; - } - if (status == NO_ERROR) { - CAMHAL_LOGDB("frmIvalEnum[%d].frame rate= %d)",i, (frmIvalEnum.discrete.denominator/frmIvalEnum.discrete.numerator)); - caps.ulFrameRates[i] = (frmIvalEnum.discrete.denominator/frmIvalEnum.discrete.numerator); - if (caps.ulFrameRates[i] == 30) { - fps30 = true; - } - } - else { - caps.ulFrameRateCount = i; - } - } - if(fps30) { - break; - } - } - - if(frmIvalEnum.type != V4L2_FRMIVAL_TYPE_DISCRETE) { - //TODO: populate the frame rates when type = V4L2_FRMIVAL_TYPE_STEPWISE; - } - - //update the preview resolution with the highest resolution which supports 30fps. -/* // for video preview the application choose the resolution from the mediaprofiles.xml. - // so populating all supported preview resolution is required for video mode. - caps.tPreviewRes[0].width = caps.tPreviewRes[j].width; - caps.tPreviewRes[0].height = caps.tPreviewRes[j].height; - snprintf(caps.tPreviewRes[0].param, MAX_RES_STRING_LENGTH,"%dx%d",caps.tPreviewRes[j].width,caps.tPreviewRes[j].height); - caps.ulPreviewResCount = 1; -*/ - insertCapabilities (params, caps); - return NO_ERROR; -} - - - -} // namespace Camera -} // namespace Ti |