/* * Copyright (C) 2012 The Android Open Source Project * * 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. */ #define LOG_TAG "Camera2-Parameters" #define ATRACE_TAG ATRACE_TAG_CAMERA // #define LOG_NDEBUG 0 #include #include #include #include #include #include #include #include "Parameters.h" #include "system/camera.h" #include "hardware/camera_common.h" #include #include #include namespace android { namespace camera2 { Parameters::Parameters(int cameraId, int cameraFacing) : cameraId(cameraId), cameraFacing(cameraFacing), info(NULL), mDefaultSceneMode(ANDROID_CONTROL_SCENE_MODE_DISABLED) { } Parameters::~Parameters() { } status_t Parameters::initialize(CameraDeviceBase *device, int deviceVersion) { status_t res; if (device == nullptr) { ALOGE("%s: device is null!", __FUNCTION__); return BAD_VALUE; } const CameraMetadata& info = device->info(); if (info.entryCount() == 0) { ALOGE("%s: No static information provided!", __FUNCTION__); return BAD_VALUE; } Parameters::info = &info; mDeviceVersion = deviceVersion; res = buildFastInfo(device); if (res != OK) return res; res = buildQuirks(); if (res != OK) return res; Size maxPreviewSize = { MAX_PREVIEW_WIDTH, MAX_PREVIEW_HEIGHT }; // Treat the H.264 max size as the max supported video size. MediaProfiles *videoEncoderProfiles = MediaProfiles::getInstance(); Vector encoders = videoEncoderProfiles->getVideoEncoders(); int32_t maxVideoWidth = 0; int32_t maxVideoHeight = 0; for (size_t i = 0; i < encoders.size(); i++) { int width = videoEncoderProfiles->getVideoEncoderParamByName( "enc.vid.width.max", encoders[i]); int height = videoEncoderProfiles->getVideoEncoderParamByName( "enc.vid.height.max", encoders[i]); // Treat width/height separately here to handle the case where different // profile might report max size of different aspect ratio if (width > maxVideoWidth) { maxVideoWidth = width; } if (height > maxVideoHeight) { maxVideoHeight = height; } } // This is just an upper bound and may not be an actually valid video size Size videoSizeUpperBound = {maxVideoWidth, maxVideoHeight}; if (fastInfo.supportsPreferredConfigs) { maxPreviewSize = getMaxSize(getPreferredPreviewSizes()); videoSizeUpperBound = getMaxSize(getPreferredVideoSizes()); } res = getFilteredSizes(maxPreviewSize, &availablePreviewSizes); if (res != OK) return res; res = getFilteredSizes(videoSizeUpperBound, &availableVideoSizes); if (res != OK) return res; // Select initial preview and video size that's under the initial bound and // on the list of both preview and recording sizes previewWidth = 0; previewHeight = 0; for (size_t i = 0 ; i < availablePreviewSizes.size(); i++) { int newWidth = availablePreviewSizes[i].width; int newHeight = availablePreviewSizes[i].height; if (newWidth >= previewWidth && newHeight >= previewHeight && newWidth <= MAX_INITIAL_PREVIEW_WIDTH && newHeight <= MAX_INITIAL_PREVIEW_HEIGHT) { for (size_t j = 0; j < availableVideoSizes.size(); j++) { if (availableVideoSizes[j].width == newWidth && availableVideoSizes[j].height == newHeight) { previewWidth = newWidth; previewHeight = newHeight; } } } } if (previewWidth == 0) { ALOGE("%s: No initial preview size can be found!", __FUNCTION__); return BAD_VALUE; } videoWidth = previewWidth; videoHeight = previewHeight; params.setPreviewSize(previewWidth, previewHeight); params.setVideoSize(videoWidth, videoHeight); params.set(CameraParameters::KEY_PREFERRED_PREVIEW_SIZE_FOR_VIDEO, String8::format("%dx%d", previewWidth, previewHeight)); { String8 supportedPreviewSizes; for (size_t i = 0; i < availablePreviewSizes.size(); i++) { if (i != 0) supportedPreviewSizes += ","; supportedPreviewSizes += String8::format("%dx%d", availablePreviewSizes[i].width, availablePreviewSizes[i].height); } ALOGV("Supported preview sizes are: %s", supportedPreviewSizes.string()); params.set(CameraParameters::KEY_SUPPORTED_PREVIEW_SIZES, supportedPreviewSizes); String8 supportedVideoSizes; for (size_t i = 0; i < availableVideoSizes.size(); i++) { if (i != 0) supportedVideoSizes += ","; supportedVideoSizes += String8::format("%dx%d", availableVideoSizes[i].width, availableVideoSizes[i].height); } ALOGV("Supported video sizes are: %s", supportedVideoSizes.string()); params.set(CameraParameters::KEY_SUPPORTED_VIDEO_SIZES, supportedVideoSizes); } camera_metadata_ro_entry_t availableFpsRanges = staticInfo(ANDROID_CONTROL_AE_AVAILABLE_TARGET_FPS_RANGES, 2); if (!availableFpsRanges.count) return NO_INIT; previewFormat = HAL_PIXEL_FORMAT_YCrCb_420_SP; params.set(CameraParameters::KEY_PREVIEW_FORMAT, formatEnumToString(previewFormat)); // NV21 previewTransform = degToTransform(0, cameraFacing == CAMERA_FACING_FRONT); { String8 supportedPreviewFormats; SortedVector outputFormats = getAvailableOutputFormats(); bool addComma = false; for (size_t i=0; i < outputFormats.size(); i++) { if (addComma) supportedPreviewFormats += ","; addComma = true; switch (outputFormats[i]) { case HAL_PIXEL_FORMAT_YCbCr_422_SP: supportedPreviewFormats += CameraParameters::PIXEL_FORMAT_YUV422SP; break; case HAL_PIXEL_FORMAT_YCrCb_420_SP: supportedPreviewFormats += CameraParameters::PIXEL_FORMAT_YUV420SP; break; case HAL_PIXEL_FORMAT_YCbCr_422_I: supportedPreviewFormats += CameraParameters::PIXEL_FORMAT_YUV422I; break; case HAL_PIXEL_FORMAT_YV12: supportedPreviewFormats += CameraParameters::PIXEL_FORMAT_YUV420P; break; case HAL_PIXEL_FORMAT_RGB_565: supportedPreviewFormats += CameraParameters::PIXEL_FORMAT_RGB565; break; case HAL_PIXEL_FORMAT_RGBA_8888: supportedPreviewFormats += CameraParameters::PIXEL_FORMAT_RGBA8888; break; case HAL_PIXEL_FORMAT_YCbCr_420_888: // Flexible YUV allows both YV12 and NV21 supportedPreviewFormats += CameraParameters::PIXEL_FORMAT_YUV420P; supportedPreviewFormats += ","; supportedPreviewFormats += CameraParameters::PIXEL_FORMAT_YUV420SP; break; // Not advertizing JPEG, RAW16, etc, for preview formats case HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED: case HAL_PIXEL_FORMAT_RAW16: case HAL_PIXEL_FORMAT_BLOB: addComma = false; break; default: ALOGW("%s: Camera %d: Unknown preview format: %x", __FUNCTION__, cameraId, outputFormats[i]); addComma = false; break; } } params.set(CameraParameters::KEY_SUPPORTED_PREVIEW_FORMATS, supportedPreviewFormats); } previewFpsRange[0] = fastInfo.bestStillCaptureFpsRange[0]; previewFpsRange[1] = fastInfo.bestStillCaptureFpsRange[1]; // PREVIEW_FRAME_RATE / SUPPORTED_PREVIEW_FRAME_RATES are deprecated, but // still have to do something sane for them // NOTE: Not scaled like FPS range values are. int previewFps = fpsFromRange(previewFpsRange[0], previewFpsRange[1]); params.set(CameraParameters::KEY_PREVIEW_FRAME_RATE, previewFps); // PREVIEW_FPS_RANGE // -- Order matters. Set range after single value to so that a roundtrip // of setParameters(getParameters()) would keep the FPS range in higher // order. params.set(CameraParameters::KEY_PREVIEW_FPS_RANGE, String8::format("%d,%d", previewFpsRange[0] * kFpsToApiScale, previewFpsRange[1] * kFpsToApiScale)); { String8 supportedPreviewFpsRange; for (size_t i=0; i < availableFpsRanges.count; i += 2) { if (!isFpsSupported(availablePreviewSizes, HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED, availableFpsRanges.data.i32[i+1])) { continue; } if (supportedPreviewFpsRange.length() > 0) { supportedPreviewFpsRange += ","; } supportedPreviewFpsRange += String8::format("(%d,%d)", availableFpsRanges.data.i32[i] * kFpsToApiScale, availableFpsRanges.data.i32[i+1] * kFpsToApiScale); } params.set(CameraParameters::KEY_SUPPORTED_PREVIEW_FPS_RANGE, supportedPreviewFpsRange); } { SortedVector sortedPreviewFrameRates; String8 supportedPreviewFrameRates; for (size_t i=0; i < availableFpsRanges.count; i += 2) { // from the [min, max] fps range use the max value int fps = fpsFromRange(availableFpsRanges.data.i32[i], availableFpsRanges.data.i32[i+1]); if (!isFpsSupported(availablePreviewSizes, HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED, fps)) { continue; } // de-dupe frame rates if (sortedPreviewFrameRates.indexOf(fps) == NAME_NOT_FOUND) { sortedPreviewFrameRates.add(fps); } else { continue; } if (sortedPreviewFrameRates.size() > 1) { supportedPreviewFrameRates += ","; } supportedPreviewFrameRates += String8::format("%d", fps); ALOGV("%s: Supported preview frame rates: %s", __FUNCTION__, supportedPreviewFrameRates.string()); } params.set(CameraParameters::KEY_SUPPORTED_PREVIEW_FRAME_RATES, supportedPreviewFrameRates); } Vector availableJpegSizes = getAvailableJpegSizes(); if (!availableJpegSizes.size()) return NO_INIT; pictureWidth = availableJpegSizes[0].width; pictureHeight = availableJpegSizes[0].height; if (fastInfo.supportsPreferredConfigs) { Size suggestedJpegSize = getMaxSize(getPreferredJpegSizes()); pictureWidth = suggestedJpegSize.width; pictureHeight = suggestedJpegSize.height; } pictureWidthLastSet = pictureWidth; pictureHeightLastSet = pictureHeight; pictureSizeOverriden = false; params.setPictureSize(pictureWidth, pictureHeight); { String8 supportedPictureSizes; for (size_t i=0; i < availableJpegSizes.size(); i++) { if (i != 0) supportedPictureSizes += ","; supportedPictureSizes += String8::format("%dx%d", availableJpegSizes[i].width, availableJpegSizes[i].height); } params.set(CameraParameters::KEY_SUPPORTED_PICTURE_SIZES, supportedPictureSizes); } params.setPictureFormat(CameraParameters::PIXEL_FORMAT_JPEG); params.set(CameraParameters::KEY_SUPPORTED_PICTURE_FORMATS, CameraParameters::PIXEL_FORMAT_JPEG); camera_metadata_ro_entry_t availableJpegThumbnailSizes = staticInfo(ANDROID_JPEG_AVAILABLE_THUMBNAIL_SIZES, 4); if (!availableJpegThumbnailSizes.count) return NO_INIT; // Pick the largest thumbnail size that matches still image aspect ratio. ALOG_ASSERT(pictureWidth > 0 && pictureHeight > 0, "Invalid picture size, %d x %d", pictureWidth, pictureHeight); float picAspectRatio = static_cast(pictureWidth) / pictureHeight; Size thumbnailSize = getMaxSizeForRatio( picAspectRatio, &availableJpegThumbnailSizes.data.i32[0], availableJpegThumbnailSizes.count); jpegThumbSize[0] = thumbnailSize.width; jpegThumbSize[1] = thumbnailSize.height; params.set(CameraParameters::KEY_JPEG_THUMBNAIL_WIDTH, jpegThumbSize[0]); params.set(CameraParameters::KEY_JPEG_THUMBNAIL_HEIGHT, jpegThumbSize[1]); { String8 supportedJpegThumbSizes; for (size_t i=0; i < availableJpegThumbnailSizes.count; i += 2) { if (i != 0) supportedJpegThumbSizes += ","; supportedJpegThumbSizes += String8::format("%dx%d", availableJpegThumbnailSizes.data.i32[i], availableJpegThumbnailSizes.data.i32[i+1]); } params.set(CameraParameters::KEY_SUPPORTED_JPEG_THUMBNAIL_SIZES, supportedJpegThumbSizes); } jpegThumbQuality = 90; params.set(CameraParameters::KEY_JPEG_THUMBNAIL_QUALITY, jpegThumbQuality); jpegQuality = 90; params.set(CameraParameters::KEY_JPEG_QUALITY, jpegQuality); jpegRotation = 0; params.set(CameraParameters::KEY_ROTATION, jpegRotation); gpsEnabled = false; gpsCoordinates[0] = 0.0; gpsCoordinates[1] = 0.0; gpsCoordinates[2] = 0.0; gpsTimestamp = 0; gpsProcessingMethod = "unknown"; // GPS fields in CameraParameters are not set by implementation wbMode = ANDROID_CONTROL_AWB_MODE_AUTO; params.set(CameraParameters::KEY_WHITE_BALANCE, CameraParameters::WHITE_BALANCE_AUTO); camera_metadata_ro_entry_t availableWhiteBalanceModes = staticInfo(ANDROID_CONTROL_AWB_AVAILABLE_MODES, 0, 0, false); if (!availableWhiteBalanceModes.count) { params.set(CameraParameters::KEY_SUPPORTED_WHITE_BALANCE, CameraParameters::WHITE_BALANCE_AUTO); } else { String8 supportedWhiteBalance; bool addComma = false; for (size_t i=0; i < availableWhiteBalanceModes.count; i++) { if (addComma) supportedWhiteBalance += ","; addComma = true; switch (availableWhiteBalanceModes.data.u8[i]) { case ANDROID_CONTROL_AWB_MODE_AUTO: supportedWhiteBalance += CameraParameters::WHITE_BALANCE_AUTO; break; case ANDROID_CONTROL_AWB_MODE_INCANDESCENT: supportedWhiteBalance += CameraParameters::WHITE_BALANCE_INCANDESCENT; break; case ANDROID_CONTROL_AWB_MODE_FLUORESCENT: supportedWhiteBalance += CameraParameters::WHITE_BALANCE_FLUORESCENT; break; case ANDROID_CONTROL_AWB_MODE_WARM_FLUORESCENT: supportedWhiteBalance += CameraParameters::WHITE_BALANCE_WARM_FLUORESCENT; break; case ANDROID_CONTROL_AWB_MODE_DAYLIGHT: supportedWhiteBalance += CameraParameters::WHITE_BALANCE_DAYLIGHT; break; case ANDROID_CONTROL_AWB_MODE_CLOUDY_DAYLIGHT: supportedWhiteBalance += CameraParameters::WHITE_BALANCE_CLOUDY_DAYLIGHT; break; case ANDROID_CONTROL_AWB_MODE_TWILIGHT: supportedWhiteBalance += CameraParameters::WHITE_BALANCE_TWILIGHT; break; case ANDROID_CONTROL_AWB_MODE_SHADE: supportedWhiteBalance += CameraParameters::WHITE_BALANCE_SHADE; break; // Skipping values not mappable to v1 API case ANDROID_CONTROL_AWB_MODE_OFF: addComma = false; break; default: ALOGW("%s: Camera %d: Unknown white balance value: %d", __FUNCTION__, cameraId, availableWhiteBalanceModes.data.u8[i]); addComma = false; break; } } params.set(CameraParameters::KEY_SUPPORTED_WHITE_BALANCE, supportedWhiteBalance); } effectMode = ANDROID_CONTROL_EFFECT_MODE_OFF; params.set(CameraParameters::KEY_EFFECT, CameraParameters::EFFECT_NONE); camera_metadata_ro_entry_t availableEffects = staticInfo(ANDROID_CONTROL_AVAILABLE_EFFECTS, 0, 0, false); if (!availableEffects.count) { params.set(CameraParameters::KEY_SUPPORTED_EFFECTS, CameraParameters::EFFECT_NONE); } else { String8 supportedEffects; bool addComma = false; for (size_t i=0; i < availableEffects.count; i++) { if (addComma) supportedEffects += ","; addComma = true; switch (availableEffects.data.u8[i]) { case ANDROID_CONTROL_EFFECT_MODE_OFF: supportedEffects += CameraParameters::EFFECT_NONE; break; case ANDROID_CONTROL_EFFECT_MODE_MONO: supportedEffects += CameraParameters::EFFECT_MONO; break; case ANDROID_CONTROL_EFFECT_MODE_NEGATIVE: supportedEffects += CameraParameters::EFFECT_NEGATIVE; break; case ANDROID_CONTROL_EFFECT_MODE_SOLARIZE: supportedEffects += CameraParameters::EFFECT_SOLARIZE; break; case ANDROID_CONTROL_EFFECT_MODE_SEPIA: supportedEffects += CameraParameters::EFFECT_SEPIA; break; case ANDROID_CONTROL_EFFECT_MODE_POSTERIZE: supportedEffects += CameraParameters::EFFECT_POSTERIZE; break; case ANDROID_CONTROL_EFFECT_MODE_WHITEBOARD: supportedEffects += CameraParameters::EFFECT_WHITEBOARD; break; case ANDROID_CONTROL_EFFECT_MODE_BLACKBOARD: supportedEffects += CameraParameters::EFFECT_BLACKBOARD; break; case ANDROID_CONTROL_EFFECT_MODE_AQUA: supportedEffects += CameraParameters::EFFECT_AQUA; break; default: ALOGW("%s: Camera %d: Unknown effect value: %d", __FUNCTION__, cameraId, availableEffects.data.u8[i]); addComma = false; break; } } params.set(CameraParameters::KEY_SUPPORTED_EFFECTS, supportedEffects); } antibandingMode = ANDROID_CONTROL_AE_ANTIBANDING_MODE_AUTO; params.set(CameraParameters::KEY_ANTIBANDING, CameraParameters::ANTIBANDING_AUTO); camera_metadata_ro_entry_t availableAntibandingModes = staticInfo(ANDROID_CONTROL_AE_AVAILABLE_ANTIBANDING_MODES, 0, 0, false); if (!availableAntibandingModes.count) { params.set(CameraParameters::KEY_SUPPORTED_ANTIBANDING, CameraParameters::ANTIBANDING_OFF); } else { String8 supportedAntibanding; bool addComma = false; for (size_t i=0; i < availableAntibandingModes.count; i++) { if (addComma) supportedAntibanding += ","; addComma = true; switch (availableAntibandingModes.data.u8[i]) { case ANDROID_CONTROL_AE_ANTIBANDING_MODE_OFF: supportedAntibanding += CameraParameters::ANTIBANDING_OFF; break; case ANDROID_CONTROL_AE_ANTIBANDING_MODE_50HZ: supportedAntibanding += CameraParameters::ANTIBANDING_50HZ; break; case ANDROID_CONTROL_AE_ANTIBANDING_MODE_60HZ: supportedAntibanding += CameraParameters::ANTIBANDING_60HZ; break; case ANDROID_CONTROL_AE_ANTIBANDING_MODE_AUTO: supportedAntibanding += CameraParameters::ANTIBANDING_AUTO; break; default: ALOGW("%s: Camera %d: Unknown antibanding value: %d", __FUNCTION__, cameraId, availableAntibandingModes.data.u8[i]); addComma = false; break; } } params.set(CameraParameters::KEY_SUPPORTED_ANTIBANDING, supportedAntibanding); } sceneMode = ANDROID_CONTROL_SCENE_MODE_DISABLED; params.set(CameraParameters::KEY_SCENE_MODE, CameraParameters::SCENE_MODE_AUTO); camera_metadata_ro_entry_t availableSceneModes = staticInfo(ANDROID_CONTROL_AVAILABLE_SCENE_MODES, 0, 0, false); if (!availableSceneModes.count) { params.remove(CameraParameters::KEY_SCENE_MODE); } else { String8 supportedSceneModes(CameraParameters::SCENE_MODE_AUTO); bool addComma = true; bool noSceneModes = false; for (size_t i=0; i < availableSceneModes.count; i++) { if (addComma) supportedSceneModes += ","; addComma = true; switch (availableSceneModes.data.u8[i]) { case ANDROID_CONTROL_SCENE_MODE_DISABLED: noSceneModes = true; break; case ANDROID_CONTROL_SCENE_MODE_FACE_PRIORITY: // Face priority can be used as alternate default if supported. // Per API contract it shouldn't override the user set flash, // white balance and focus modes. mDefaultSceneMode = availableSceneModes.data.u8[i]; // Not in old API addComma = false; break; case ANDROID_CONTROL_SCENE_MODE_ACTION: supportedSceneModes += CameraParameters::SCENE_MODE_ACTION; break; case ANDROID_CONTROL_SCENE_MODE_PORTRAIT: supportedSceneModes += CameraParameters::SCENE_MODE_PORTRAIT; break; case ANDROID_CONTROL_SCENE_MODE_LANDSCAPE: supportedSceneModes += CameraParameters::SCENE_MODE_LANDSCAPE; break; case ANDROID_CONTROL_SCENE_MODE_NIGHT: supportedSceneModes += CameraParameters::SCENE_MODE_NIGHT; break; case ANDROID_CONTROL_SCENE_MODE_NIGHT_PORTRAIT: supportedSceneModes += CameraParameters::SCENE_MODE_NIGHT_PORTRAIT; break; case ANDROID_CONTROL_SCENE_MODE_THEATRE: supportedSceneModes += CameraParameters::SCENE_MODE_THEATRE; break; case ANDROID_CONTROL_SCENE_MODE_BEACH: supportedSceneModes += CameraParameters::SCENE_MODE_BEACH; break; case ANDROID_CONTROL_SCENE_MODE_SNOW: supportedSceneModes += CameraParameters::SCENE_MODE_SNOW; break; case ANDROID_CONTROL_SCENE_MODE_SUNSET: supportedSceneModes += CameraParameters::SCENE_MODE_SUNSET; break; case ANDROID_CONTROL_SCENE_MODE_STEADYPHOTO: supportedSceneModes += CameraParameters::SCENE_MODE_STEADYPHOTO; break; case ANDROID_CONTROL_SCENE_MODE_FIREWORKS: supportedSceneModes += CameraParameters::SCENE_MODE_FIREWORKS; break; case ANDROID_CONTROL_SCENE_MODE_SPORTS: supportedSceneModes += CameraParameters::SCENE_MODE_SPORTS; break; case ANDROID_CONTROL_SCENE_MODE_PARTY: supportedSceneModes += CameraParameters::SCENE_MODE_PARTY; break; case ANDROID_CONTROL_SCENE_MODE_CANDLELIGHT: supportedSceneModes += CameraParameters::SCENE_MODE_CANDLELIGHT; break; case ANDROID_CONTROL_SCENE_MODE_BARCODE: supportedSceneModes += CameraParameters::SCENE_MODE_BARCODE; break; case ANDROID_CONTROL_SCENE_MODE_HDR: supportedSceneModes += CameraParameters::SCENE_MODE_HDR; break; default: ALOGW("%s: Camera %d: Unknown scene mode value: %d", __FUNCTION__, cameraId, availableSceneModes.data.u8[i]); addComma = false; break; } } if (!noSceneModes) { params.set(CameraParameters::KEY_SUPPORTED_SCENE_MODES, supportedSceneModes); } else { params.remove(CameraParameters::KEY_SCENE_MODE); } } bool isFlashAvailable = false; camera_metadata_ro_entry_t flashAvailable = staticInfo(ANDROID_FLASH_INFO_AVAILABLE, 0, 1, false); if (flashAvailable.count) { isFlashAvailable = flashAvailable.data.u8[0]; } camera_metadata_ro_entry_t availableAeModes = staticInfo(ANDROID_CONTROL_AE_AVAILABLE_MODES, 0, 0, false); flashMode = Parameters::FLASH_MODE_OFF; if (isFlashAvailable) { params.set(CameraParameters::KEY_FLASH_MODE, CameraParameters::FLASH_MODE_OFF); String8 supportedFlashModes(CameraParameters::FLASH_MODE_OFF); supportedFlashModes = supportedFlashModes + "," + CameraParameters::FLASH_MODE_AUTO + "," + CameraParameters::FLASH_MODE_ON + "," + CameraParameters::FLASH_MODE_TORCH; for (size_t i=0; i < availableAeModes.count; i++) { if (availableAeModes.data.u8[i] == ANDROID_CONTROL_AE_MODE_ON_AUTO_FLASH_REDEYE) { supportedFlashModes = supportedFlashModes + "," + CameraParameters::FLASH_MODE_RED_EYE; break; } } params.set(CameraParameters::KEY_SUPPORTED_FLASH_MODES, supportedFlashModes); } else { // No flash means null flash mode and supported flash modes keys, so // remove them just to be safe params.remove(CameraParameters::KEY_FLASH_MODE); params.remove(CameraParameters::KEY_SUPPORTED_FLASH_MODES); } camera_metadata_ro_entry_t minFocusDistance = staticInfo(ANDROID_LENS_INFO_MINIMUM_FOCUS_DISTANCE, 0, 1, false); camera_metadata_ro_entry_t availableAfModes = staticInfo(ANDROID_CONTROL_AF_AVAILABLE_MODES, 0, 0, false); if (!minFocusDistance.count || minFocusDistance.data.f[0] == 0) { // Fixed-focus lens focusMode = Parameters::FOCUS_MODE_FIXED; params.set(CameraParameters::KEY_FOCUS_MODE, CameraParameters::FOCUS_MODE_FIXED); params.set(CameraParameters::KEY_SUPPORTED_FOCUS_MODES, CameraParameters::FOCUS_MODE_FIXED); } else { focusMode = Parameters::FOCUS_MODE_AUTO; params.set(CameraParameters::KEY_FOCUS_MODE, CameraParameters::FOCUS_MODE_AUTO); String8 supportedFocusModes; bool addComma = false; camera_metadata_ro_entry_t focusDistanceCalibration = staticInfo(ANDROID_LENS_INFO_FOCUS_DISTANCE_CALIBRATION, 0, 0, false); if (focusDistanceCalibration.count && focusDistanceCalibration.data.u8[0] != ANDROID_LENS_INFO_FOCUS_DISTANCE_CALIBRATION_UNCALIBRATED) { supportedFocusModes += CameraParameters::FOCUS_MODE_INFINITY; addComma = true; } for (size_t i=0; i < availableAfModes.count; i++) { if (addComma) supportedFocusModes += ","; addComma = true; switch (availableAfModes.data.u8[i]) { case ANDROID_CONTROL_AF_MODE_AUTO: supportedFocusModes += CameraParameters::FOCUS_MODE_AUTO; break; case ANDROID_CONTROL_AF_MODE_MACRO: supportedFocusModes += CameraParameters::FOCUS_MODE_MACRO; break; case ANDROID_CONTROL_AF_MODE_CONTINUOUS_VIDEO: supportedFocusModes += CameraParameters::FOCUS_MODE_CONTINUOUS_VIDEO; break; case ANDROID_CONTROL_AF_MODE_CONTINUOUS_PICTURE: supportedFocusModes += CameraParameters::FOCUS_MODE_CONTINUOUS_PICTURE; break; case ANDROID_CONTROL_AF_MODE_EDOF: supportedFocusModes += CameraParameters::FOCUS_MODE_EDOF; break; // Not supported in old API case ANDROID_CONTROL_AF_MODE_OFF: addComma = false; break; default: ALOGW("%s: Camera %d: Unknown AF mode value: %d", __FUNCTION__, cameraId, availableAfModes.data.u8[i]); addComma = false; break; } } params.set(CameraParameters::KEY_SUPPORTED_FOCUS_MODES, supportedFocusModes); } focusState = ANDROID_CONTROL_AF_STATE_INACTIVE; shadowFocusMode = FOCUS_MODE_INVALID; aeState = ANDROID_CONTROL_AE_STATE_INACTIVE; camera_metadata_ro_entry_t max3aRegions = staticInfo(ANDROID_CONTROL_MAX_REGIONS, Parameters::NUM_REGION, Parameters::NUM_REGION); if (max3aRegions.count != Parameters::NUM_REGION) return NO_INIT; int32_t maxNumFocusAreas = 0; if (focusMode != Parameters::FOCUS_MODE_FIXED) { maxNumFocusAreas = max3aRegions.data.i32[Parameters::REGION_AF]; } params.set(CameraParameters::KEY_MAX_NUM_FOCUS_AREAS, maxNumFocusAreas); params.set(CameraParameters::KEY_FOCUS_AREAS, "(0,0,0,0,0)"); focusingAreas.clear(); focusingAreas.add(Parameters::Area(0,0,0,0,0)); params.setFloat(CameraParameters::KEY_FOCAL_LENGTH, fastInfo.defaultFocalLength); float horizFov, vertFov; res = calculatePictureFovs(&horizFov, &vertFov); if (res != OK) { ALOGE("%s: Can't calculate field of views!", __FUNCTION__); return res; } params.setFloat(CameraParameters::KEY_HORIZONTAL_VIEW_ANGLE, horizFov); params.setFloat(CameraParameters::KEY_VERTICAL_VIEW_ANGLE, vertFov); exposureCompensation = 0; params.set(CameraParameters::KEY_EXPOSURE_COMPENSATION, exposureCompensation); camera_metadata_ro_entry_t exposureCompensationRange = staticInfo(ANDROID_CONTROL_AE_COMPENSATION_RANGE, 2, 2); if (!exposureCompensationRange.count) return NO_INIT; params.set(CameraParameters::KEY_MAX_EXPOSURE_COMPENSATION, exposureCompensationRange.data.i32[1]); params.set(CameraParameters::KEY_MIN_EXPOSURE_COMPENSATION, exposureCompensationRange.data.i32[0]); camera_metadata_ro_entry_t exposureCompensationStep = staticInfo(ANDROID_CONTROL_AE_COMPENSATION_STEP, 1, 1); if (!exposureCompensationStep.count) return NO_INIT; params.setFloat(CameraParameters::KEY_EXPOSURE_COMPENSATION_STEP, (float)exposureCompensationStep.data.r[0].numerator / exposureCompensationStep.data.r[0].denominator); autoExposureLock = false; autoExposureLockAvailable = false; camera_metadata_ro_entry_t exposureLockAvailable = staticInfo(ANDROID_CONTROL_AE_LOCK_AVAILABLE, 1, 1); if ((0 < exposureLockAvailable.count) && (ANDROID_CONTROL_AE_LOCK_AVAILABLE_TRUE == exposureLockAvailable.data.u8[0])) { params.set(CameraParameters::KEY_AUTO_EXPOSURE_LOCK, CameraParameters::FALSE); params.set(CameraParameters::KEY_AUTO_EXPOSURE_LOCK_SUPPORTED, CameraParameters::TRUE); autoExposureLockAvailable = true; } else { params.set(CameraParameters::KEY_AUTO_EXPOSURE_LOCK_SUPPORTED, CameraParameters::FALSE); } autoWhiteBalanceLock = false; autoWhiteBalanceLockAvailable = false; camera_metadata_ro_entry_t whitebalanceLockAvailable = staticInfo(ANDROID_CONTROL_AWB_LOCK_AVAILABLE, 1, 1); if ((0 < whitebalanceLockAvailable.count) && (ANDROID_CONTROL_AWB_LOCK_AVAILABLE_TRUE == whitebalanceLockAvailable.data.u8[0])) { params.set(CameraParameters::KEY_AUTO_WHITEBALANCE_LOCK, CameraParameters::FALSE); params.set(CameraParameters::KEY_AUTO_WHITEBALANCE_LOCK_SUPPORTED, CameraParameters::TRUE); autoWhiteBalanceLockAvailable = true; } else { params.set(CameraParameters::KEY_AUTO_WHITEBALANCE_LOCK_SUPPORTED, CameraParameters::FALSE); } meteringAreas.add(Parameters::Area(0, 0, 0, 0, 0)); params.set(CameraParameters::KEY_MAX_NUM_METERING_AREAS, max3aRegions.data.i32[Parameters::REGION_AE]); params.set(CameraParameters::KEY_METERING_AREAS, "(0,0,0,0,0)"); zoom = 0; zoomAvailable = false; camera_metadata_ro_entry_t maxDigitalZoom = staticInfo(ANDROID_SCALER_AVAILABLE_MAX_DIGITAL_ZOOM, /*minCount*/1, /*maxCount*/1); if (!maxDigitalZoom.count) return NO_INIT; if (fabs(maxDigitalZoom.data.f[0] - 1.f) > 0.00001f) { params.set(CameraParameters::KEY_ZOOM, zoom); params.set(CameraParameters::KEY_MAX_ZOOM, NUM_ZOOM_STEPS - 1); { String8 zoomRatios; float zoom = 1.f; float zoomIncrement = (maxDigitalZoom.data.f[0] - zoom) / (NUM_ZOOM_STEPS-1); bool addComma = false; for (size_t i=0; i < NUM_ZOOM_STEPS; i++) { if (addComma) zoomRatios += ","; addComma = true; zoomRatios += String8::format("%d", static_cast(zoom * 100)); zoom += zoomIncrement; } params.set(CameraParameters::KEY_ZOOM_RATIOS, zoomRatios); } params.set(CameraParameters::KEY_ZOOM_SUPPORTED, CameraParameters::TRUE); zoomAvailable = true; } else { params.set(CameraParameters::KEY_ZOOM_SUPPORTED, CameraParameters::FALSE); } params.set(CameraParameters::KEY_SMOOTH_ZOOM_SUPPORTED, CameraParameters::FALSE); params.set(CameraParameters::KEY_FOCUS_DISTANCES, "Infinity,Infinity,Infinity"); params.set(CameraParameters::KEY_MAX_NUM_DETECTED_FACES_HW, fastInfo.maxFaces); params.set(CameraParameters::KEY_MAX_NUM_DETECTED_FACES_SW, 0); params.set(CameraParameters::KEY_VIDEO_FRAME_FORMAT, CameraParameters::PIXEL_FORMAT_ANDROID_OPAQUE); recordingHint = false; params.set(CameraParameters::KEY_RECORDING_HINT, CameraParameters::FALSE); params.set(CameraParameters::KEY_VIDEO_SNAPSHOT_SUPPORTED, CameraParameters::TRUE); videoStabilization = false; params.set(CameraParameters::KEY_VIDEO_STABILIZATION, CameraParameters::FALSE); camera_metadata_ro_entry_t availableVideoStabilizationModes = staticInfo(ANDROID_CONTROL_AVAILABLE_VIDEO_STABILIZATION_MODES, 0, 0, false); if (availableVideoStabilizationModes.count > 1) { params.set(CameraParameters::KEY_VIDEO_STABILIZATION_SUPPORTED, CameraParameters::TRUE); } else { params.set(CameraParameters::KEY_VIDEO_STABILIZATION_SUPPORTED, CameraParameters::FALSE); } // Set up initial state for non-Camera.Parameters state variables videoFormat = HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED; videoDataSpace = HAL_DATASPACE_V0_BT709; videoBufferMode = hardware::ICamera::VIDEO_BUFFER_MODE_DATA_CALLBACK_YUV; playShutterSound = true; enableFaceDetect = false; enableFocusMoveMessages = false; afTriggerCounter = 1; afStateCounter = 0; currentAfTriggerId = -1; afInMotion = false; precaptureTriggerCounter = 1; takePictureCounter = 0; previewCallbackFlags = 0; previewCallbackOneShot = false; previewCallbackSurface = false; Size maxJpegSize = getMaxSize(getAvailableJpegSizes()); int64_t minFrameDurationNs = getJpegStreamMinFrameDurationNs(maxJpegSize); slowJpegMode = false; if (minFrameDurationNs > kSlowJpegModeThreshold) { slowJpegMode = true; // Slow jpeg devices does not support video snapshot without // slowing down preview. // TODO: support video size video snapshot only? params.set(CameraParameters::KEY_VIDEO_SNAPSHOT_SUPPORTED, CameraParameters::FALSE); } isZslReprocessPresent = false; camera_metadata_ro_entry_t availableCapabilities = staticInfo(ANDROID_REQUEST_AVAILABLE_CAPABILITIES); if (0 < availableCapabilities.count) { const uint8_t *caps = availableCapabilities.data.u8; for (size_t i = 0; i < availableCapabilities.count; i++) { if (ANDROID_REQUEST_AVAILABLE_CAPABILITIES_PRIVATE_REPROCESSING == caps[i]) { isZslReprocessPresent = true; break; } } } isDistortionCorrectionSupported = false; camera_metadata_ro_entry_t distortionCorrectionModes = staticInfo(ANDROID_DISTORTION_CORRECTION_AVAILABLE_MODES); for (size_t i = 0; i < distortionCorrectionModes.count; i++) { if (distortionCorrectionModes.data.u8[i] != ANDROID_DISTORTION_CORRECTION_MODE_OFF) { isDistortionCorrectionSupported = true; break; } } if (isDeviceZslSupported || slowJpegMode || property_get_bool("camera.disable_zsl_mode", false)) { ALOGI("Camera %d: Disabling ZSL mode", cameraId); allowZslMode = false; } else { allowZslMode = isZslReprocessPresent; } ALOGI("%s: allowZslMode: %d slowJpegMode %d", __FUNCTION__, allowZslMode, slowJpegMode); state = STOPPED; paramsFlattened = params.flatten(); return OK; } String8 Parameters::get() const { return paramsFlattened; } status_t Parameters::buildFastInfo(CameraDeviceBase *device) { camera_metadata_ro_entry_t activeArraySize = staticInfo(ANDROID_SENSOR_INFO_ACTIVE_ARRAY_SIZE, 2, 4); if (!activeArraySize.count) return NO_INIT; int32_t arrayWidth; int32_t arrayHeight; if (activeArraySize.count == 2) { ALOGW("%s: Camera %d: activeArraySize is missing xmin/ymin!", __FUNCTION__, cameraId); arrayWidth = activeArraySize.data.i32[0]; arrayHeight = activeArraySize.data.i32[1]; } else if (activeArraySize.count == 4) { arrayWidth = activeArraySize.data.i32[2]; arrayHeight = activeArraySize.data.i32[3]; } else return NO_INIT; fastInfo.supportsPreferredConfigs = info->exists(ANDROID_SCALER_AVAILABLE_RECOMMENDED_STREAM_CONFIGURATIONS); // We'll set the target FPS range for still captures to be as wide // as possible to give the HAL maximum latitude for exposure selection camera_metadata_ro_entry_t availableFpsRanges = staticInfo(ANDROID_CONTROL_AE_AVAILABLE_TARGET_FPS_RANGES, 2); if (availableFpsRanges.count < 2 || availableFpsRanges.count % 2 != 0) { return NO_INIT; } // Get supported preview fps ranges, up to default maximum. Vector supportedPreviewSizes; Vector supportedPreviewFpsRanges; Size previewSizeBound = { MAX_PREVIEW_WIDTH, MAX_PREVIEW_HEIGHT }; if (fastInfo.supportsPreferredConfigs) { previewSizeBound = getMaxSize(getPreferredPreviewSizes()); } status_t res = getFilteredSizes(previewSizeBound, &supportedPreviewSizes); if (res != OK) return res; for (size_t i=0; i < availableFpsRanges.count; i += 2) { if (!isFpsSupported(supportedPreviewSizes, HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED, availableFpsRanges.data.i32[i+1]) || availableFpsRanges.data.i32[i+1] > MAX_DEFAULT_FPS) { continue; } FpsRange fpsRange = {availableFpsRanges.data.i32[i], availableFpsRanges.data.i32[i+1]}; supportedPreviewFpsRanges.add(fpsRange); } if (supportedPreviewFpsRanges.size() == 0) { ALOGE("Supported preview fps range is empty"); return NO_INIT; } int32_t bestStillCaptureFpsRange[2] = { supportedPreviewFpsRanges[0].low, supportedPreviewFpsRanges[0].high }; int32_t curRange = bestStillCaptureFpsRange[1] - bestStillCaptureFpsRange[0]; for (size_t i = 1; i < supportedPreviewFpsRanges.size(); i ++) { int32_t nextRange = supportedPreviewFpsRanges[i].high - supportedPreviewFpsRanges[i].low; if ( (nextRange > curRange) || // Maximize size of FPS range first (nextRange == curRange && // Then minimize low-end FPS bestStillCaptureFpsRange[0] > supportedPreviewFpsRanges[i].low)) { bestStillCaptureFpsRange[0] = supportedPreviewFpsRanges[i].low; bestStillCaptureFpsRange[1] = supportedPreviewFpsRanges[i].high; curRange = nextRange; } } camera_metadata_ro_entry_t availableFaceDetectModes = staticInfo(ANDROID_STATISTICS_INFO_AVAILABLE_FACE_DETECT_MODES, 0, 0, false); uint8_t bestFaceDetectMode = ANDROID_STATISTICS_FACE_DETECT_MODE_OFF; for (size_t i = 0 ; i < availableFaceDetectModes.count; i++) { switch (availableFaceDetectModes.data.u8[i]) { case ANDROID_STATISTICS_FACE_DETECT_MODE_OFF: break; case ANDROID_STATISTICS_FACE_DETECT_MODE_SIMPLE: if (bestFaceDetectMode != ANDROID_STATISTICS_FACE_DETECT_MODE_FULL) { bestFaceDetectMode = ANDROID_STATISTICS_FACE_DETECT_MODE_SIMPLE; } break; case ANDROID_STATISTICS_FACE_DETECT_MODE_FULL: bestFaceDetectMode = ANDROID_STATISTICS_FACE_DETECT_MODE_FULL; break; default: ALOGE("%s: Camera %d: Unknown face detect mode %d:", __FUNCTION__, cameraId, availableFaceDetectModes.data.u8[i]); return NO_INIT; } } int32_t maxFaces = 0; camera_metadata_ro_entry_t maxFacesDetected = staticInfo(ANDROID_STATISTICS_INFO_MAX_FACE_COUNT, 0, 1, false); if (maxFacesDetected.count) { maxFaces = maxFacesDetected.data.i32[0]; } camera_metadata_ro_entry_t availableSceneModes = staticInfo(ANDROID_CONTROL_AVAILABLE_SCENE_MODES, 0, 0, false); camera_metadata_ro_entry_t sceneModeOverrides = staticInfo(ANDROID_CONTROL_SCENE_MODE_OVERRIDES, 0, 0, false); camera_metadata_ro_entry_t minFocusDistance = staticInfo(ANDROID_LENS_INFO_MINIMUM_FOCUS_DISTANCE, 0, 0, false); bool fixedLens = minFocusDistance.count == 0 || minFocusDistance.data.f[0] == 0; camera_metadata_ro_entry_t focusDistanceCalibration = staticInfo(ANDROID_LENS_INFO_FOCUS_DISTANCE_CALIBRATION, 0, 0, false); bool canFocusInfinity = (focusDistanceCalibration.count && focusDistanceCalibration.data.u8[0] != ANDROID_LENS_INFO_FOCUS_DISTANCE_CALIBRATION_UNCALIBRATED); res = getDefaultFocalLength(device); if (res != OK) return res; SortedVector availableFormats = getAvailableOutputFormats(); if (!availableFormats.size()) return NO_INIT; if (sceneModeOverrides.count > 0) { // sceneModeOverrides is defined to have 3 entries for each scene mode, // which are AE, AWB, and AF override modes the HAL wants for that scene // mode. const size_t kModesPerSceneMode = 3; if (sceneModeOverrides.count != availableSceneModes.count * kModesPerSceneMode) { ALOGE("%s: Camera %d: Scene mode override list is an " "unexpected size: %zu (expected %zu)", __FUNCTION__, cameraId, sceneModeOverrides.count, availableSceneModes.count * kModesPerSceneMode); return NO_INIT; } for (size_t i = 0; i < availableSceneModes.count; i++) { DeviceInfo::OverrideModes modes; uint8_t aeMode = sceneModeOverrides.data.u8[i * kModesPerSceneMode + 0]; switch(aeMode) { case ANDROID_CONTROL_AE_MODE_ON: modes.flashMode = FLASH_MODE_OFF; break; case ANDROID_CONTROL_AE_MODE_ON_AUTO_FLASH: modes.flashMode = FLASH_MODE_AUTO; break; case ANDROID_CONTROL_AE_MODE_ON_ALWAYS_FLASH: modes.flashMode = FLASH_MODE_ON; break; case ANDROID_CONTROL_AE_MODE_ON_AUTO_FLASH_REDEYE: modes.flashMode = FLASH_MODE_RED_EYE; break; default: ALOGE("%s: Unknown override AE mode: %d", __FUNCTION__, aeMode); modes.flashMode = FLASH_MODE_INVALID; break; } modes.wbMode = sceneModeOverrides.data.u8[i * kModesPerSceneMode + 1]; uint8_t afMode = sceneModeOverrides.data.u8[i * kModesPerSceneMode + 2]; switch(afMode) { case ANDROID_CONTROL_AF_MODE_OFF: if (!fixedLens && !canFocusInfinity) { ALOGE("%s: Camera %d: Scene mode override lists asks for" " fixed focus on a device with focuser but not" " calibrated for infinity focus", __FUNCTION__, cameraId); return NO_INIT; } modes.focusMode = fixedLens ? FOCUS_MODE_FIXED : FOCUS_MODE_INFINITY; break; case ANDROID_CONTROL_AF_MODE_AUTO: case ANDROID_CONTROL_AF_MODE_MACRO: case ANDROID_CONTROL_AF_MODE_CONTINUOUS_VIDEO: case ANDROID_CONTROL_AF_MODE_CONTINUOUS_PICTURE: case ANDROID_CONTROL_AF_MODE_EDOF: modes.focusMode = static_cast(afMode); break; default: ALOGE("%s: Unknown override AF mode: %d", __FUNCTION__, afMode); modes.focusMode = FOCUS_MODE_INVALID; break; } fastInfo.sceneModeOverrides.add(availableSceneModes.data.u8[i], modes); } } fastInfo.arrayWidth = arrayWidth; fastInfo.arrayHeight = arrayHeight; fastInfo.bestStillCaptureFpsRange[0] = bestStillCaptureFpsRange[0]; fastInfo.bestStillCaptureFpsRange[1] = bestStillCaptureFpsRange[1]; fastInfo.bestFaceDetectMode = bestFaceDetectMode; fastInfo.maxFaces = maxFaces; // Check if the HAL supports HAL_PIXEL_FORMAT_YCbCr_420_888 fastInfo.useFlexibleYuv = false; for (size_t i = 0; i < availableFormats.size(); i++) { if (availableFormats[i] == HAL_PIXEL_FORMAT_YCbCr_420_888) { fastInfo.useFlexibleYuv = true; break; } } ALOGV("Camera %d: Flexible YUV %s supported", cameraId, fastInfo.useFlexibleYuv ? "is" : "is not"); fastInfo.maxJpegSize = getMaxSize(getAvailableJpegSizes()); isZslReprocessPresent = false; camera_metadata_ro_entry_t availableCapabilities = staticInfo(ANDROID_REQUEST_AVAILABLE_CAPABILITIES); if (0 < availableCapabilities.count) { const uint8_t *caps = availableCapabilities.data.u8; for (size_t i = 0; i < availableCapabilities.count; i++) { if (ANDROID_REQUEST_AVAILABLE_CAPABILITIES_PRIVATE_REPROCESSING == caps[i]) { isZslReprocessPresent = true; break; } } } if (isZslReprocessPresent) { Vector scs = getStreamConfigurations(); Size maxPrivInputSize = {0, 0}; for (const auto& sc : scs) { if (sc.isInput == ANDROID_SCALER_AVAILABLE_STREAM_CONFIGURATIONS_INPUT && sc.format == HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED) { if (sc.width * sc.height > maxPrivInputSize.width * maxPrivInputSize.height) { maxPrivInputSize = {sc.width, sc.height}; } } } fastInfo.maxZslSize = maxPrivInputSize; } else { fastInfo.maxZslSize = {0, 0}; } return OK; } status_t Parameters::buildQuirks() { camera_metadata_ro_entry_t entry; entry = info->find(ANDROID_QUIRKS_TRIGGER_AF_WITH_AUTO); quirks.triggerAfWithAuto = (entry.count != 0 && entry.data.u8[0] == 1); ALOGV_IF(quirks.triggerAfWithAuto, "Camera %d: Quirk triggerAfWithAuto enabled", cameraId); entry = info->find(ANDROID_QUIRKS_USE_ZSL_FORMAT); quirks.useZslFormat = (entry.count != 0 && entry.data.u8[0] == 1); ALOGV_IF(quirks.useZslFormat, "Camera %d: Quirk useZslFormat enabled", cameraId); entry = info->find(ANDROID_QUIRKS_METERING_CROP_REGION); quirks.meteringCropRegion = (entry.count != 0 && entry.data.u8[0] == 1); ALOGV_IF(quirks.meteringCropRegion, "Camera %d: Quirk meteringCropRegion" " enabled", cameraId); entry = info->find(ANDROID_QUIRKS_USE_PARTIAL_RESULT); quirks.partialResults = (entry.count != 0 && entry.data.u8[0] == 1); ALOGV_IF(quirks.partialResults, "Camera %d: Quirk usePartialResult" " enabled", cameraId); return OK; } camera_metadata_ro_entry_t Parameters::staticInfo(uint32_t tag, size_t minCount, size_t maxCount, bool required) const { camera_metadata_ro_entry_t entry = info->find(tag); const camera_metadata_t *metaBuffer = info->getAndLock(); if (CC_UNLIKELY( entry.count == 0 ) && required) { const char* tagSection = get_local_camera_metadata_section_name(tag, metaBuffer); if (tagSection == NULL) tagSection = ""; const char* tagName = get_local_camera_metadata_tag_name(tag, metaBuffer); if (tagName == NULL) tagName = ""; ALOGE("Error finding static metadata entry '%s.%s' (%x)", tagSection, tagName, tag); } else if (CC_UNLIKELY( (minCount != 0 && entry.count < minCount) || (maxCount != 0 && entry.count > maxCount) ) ) { const char* tagSection = get_local_camera_metadata_section_name(tag, metaBuffer); if (tagSection == NULL) tagSection = ""; const char* tagName = get_local_camera_metadata_tag_name(tag, metaBuffer); if (tagName == NULL) tagName = ""; ALOGE("Malformed static metadata entry '%s.%s' (%x):" "Expected between %zu and %zu values, but got %zu values", tagSection, tagName, tag, minCount, maxCount, entry.count); } info->unlock(metaBuffer); return entry; } status_t Parameters::set(const String8& paramString) { status_t res; CameraParameters2 newParams(paramString); // TODO: Currently ignoring any changes to supposedly read-only parameters // such as supported preview sizes, etc. Should probably produce an error if // they're changed. /** Extract and verify new parameters */ size_t i; Parameters validatedParams(*this); // PREVIEW_SIZE newParams.getPreviewSize(&validatedParams.previewWidth, &validatedParams.previewHeight); if (validatedParams.previewWidth != previewWidth || validatedParams.previewHeight != previewHeight) { if (state >= PREVIEW) { ALOGE("%s: Preview size cannot be updated when preview " "is active! (Currently %d x %d, requested %d x %d", __FUNCTION__, previewWidth, previewHeight, validatedParams.previewWidth, validatedParams.previewHeight); return BAD_VALUE; } for (i = 0; i < availablePreviewSizes.size(); i++) { if ((availablePreviewSizes[i].width == validatedParams.previewWidth) && (availablePreviewSizes[i].height == validatedParams.previewHeight)) break; } if (i == availablePreviewSizes.size()) { ALOGE("%s: Requested preview size %d x %d is not supported", __FUNCTION__, validatedParams.previewWidth, validatedParams.previewHeight); return BAD_VALUE; } } // RECORDING_HINT (always supported) validatedParams.recordingHint = boolFromString( newParams.get(CameraParameters::KEY_RECORDING_HINT) ); IF_ALOGV() { // Avoid unused variable warning bool recordingHintChanged = validatedParams.recordingHint != recordingHint; if (recordingHintChanged) { ALOGV("%s: Recording hint changed to %d", __FUNCTION__, validatedParams.recordingHint); } } // PREVIEW_FPS_RANGE /** * Use the single FPS value if it was set later than the range. * Otherwise, use the range value. */ bool fpsUseSingleValue; { const char *fpsRange, *fpsSingle; fpsSingle = newParams.get(CameraParameters::KEY_PREVIEW_FRAME_RATE); fpsRange = newParams.get(CameraParameters::KEY_PREVIEW_FPS_RANGE); /** * Pick either the range or the single key if only one was set. * * If both are set, pick the one that has greater set order. */ if (fpsRange == NULL && fpsSingle == NULL) { ALOGE("%s: FPS was not set. One of %s or %s must be set.", __FUNCTION__, CameraParameters::KEY_PREVIEW_FRAME_RATE, CameraParameters::KEY_PREVIEW_FPS_RANGE); return BAD_VALUE; } else if (fpsRange == NULL) { fpsUseSingleValue = true; ALOGV("%s: FPS range not set, using FPS single value", __FUNCTION__); } else if (fpsSingle == NULL) { fpsUseSingleValue = false; ALOGV("%s: FPS single not set, using FPS range value", __FUNCTION__); } else { int fpsKeyOrder; res = newParams.compareSetOrder( CameraParameters::KEY_PREVIEW_FRAME_RATE, CameraParameters::KEY_PREVIEW_FPS_RANGE, &fpsKeyOrder); LOG_ALWAYS_FATAL_IF(res != OK, "Impossibly bad FPS keys"); fpsUseSingleValue = (fpsKeyOrder > 0); } ALOGV("%s: Preview FPS value is used from '%s'", __FUNCTION__, fpsUseSingleValue ? "single" : "range"); } newParams.getPreviewFpsRange(&validatedParams.previewFpsRange[0], &validatedParams.previewFpsRange[1]); validatedParams.previewFpsRange[0] /= kFpsToApiScale; validatedParams.previewFpsRange[1] /= kFpsToApiScale; // Ignore the FPS range if the FPS single has higher precedence if (!fpsUseSingleValue) { ALOGV("%s: Preview FPS range (%d, %d)", __FUNCTION__, validatedParams.previewFpsRange[0], validatedParams.previewFpsRange[1]); camera_metadata_ro_entry_t availablePreviewFpsRanges = staticInfo(ANDROID_CONTROL_AE_AVAILABLE_TARGET_FPS_RANGES, 2); for (i = 0; i < availablePreviewFpsRanges.count; i += 2) { if ((availablePreviewFpsRanges.data.i32[i] == validatedParams.previewFpsRange[0]) && (availablePreviewFpsRanges.data.i32[i+1] == validatedParams.previewFpsRange[1]) ) { break; } } if (i == availablePreviewFpsRanges.count) { ALOGE("%s: Requested preview FPS range %d - %d is not supported", __FUNCTION__, validatedParams.previewFpsRange[0], validatedParams.previewFpsRange[1]); return BAD_VALUE; } } // PREVIEW_FORMAT validatedParams.previewFormat = formatStringToEnum(newParams.getPreviewFormat()); if (validatedParams.previewFormat != previewFormat) { if (state >= PREVIEW) { ALOGE("%s: Preview format cannot be updated when preview " "is active!", __FUNCTION__); return BAD_VALUE; } SortedVector availableFormats = getAvailableOutputFormats(); // If using flexible YUV, always support NV21/YV12. Otherwise, check // HAL's list. if (! (fastInfo.useFlexibleYuv && (validatedParams.previewFormat == HAL_PIXEL_FORMAT_YCrCb_420_SP || validatedParams.previewFormat == HAL_PIXEL_FORMAT_YV12) ) ) { // Not using flexible YUV format, so check explicitly for (i = 0; i < availableFormats.size(); i++) { if (availableFormats[i] == validatedParams.previewFormat) break; } if (i == availableFormats.size()) { ALOGE("%s: Requested preview format %s (0x%x) is not supported", __FUNCTION__, newParams.getPreviewFormat(), validatedParams.previewFormat); return BAD_VALUE; } } } // PREVIEW_FRAME_RATE Deprecated // - Use only if the single FPS value was set later than the FPS range if (fpsUseSingleValue) { int previewFps = newParams.getPreviewFrameRate(); ALOGV("%s: Preview FPS single value requested: %d", __FUNCTION__, previewFps); { camera_metadata_ro_entry_t availableFrameRates = staticInfo(ANDROID_CONTROL_AE_AVAILABLE_TARGET_FPS_RANGES); /** * If recording hint is set, find the range that encompasses * previewFps with the largest min index. * * If recording hint is not set, find the range with previewFps * with the smallest min index. * * Either way, in case of multiple ranges, break the tie by * selecting the smaller range. * * Always select range within 30fps if one exists. */ // all ranges which have previewFps Vector candidateRanges; Vector candidateFastRanges; for (i = 0; i < availableFrameRates.count; i+=2) { Range r = { availableFrameRates.data.i32[i], availableFrameRates.data.i32[i+1] }; if (!isFpsSupported(availablePreviewSizes, HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED, r.max)) { continue; } if (r.min <= previewFps && previewFps <= r.max) { if (r.max <= MAX_DEFAULT_FPS) { candidateRanges.push(r); } else { candidateFastRanges.push(r); } } } if (candidateRanges.isEmpty() && candidateFastRanges.isEmpty()) { ALOGE("%s: Requested preview frame rate %d is not supported", __FUNCTION__, previewFps); return BAD_VALUE; } // most applicable range with targetFps Vector& ranges = candidateRanges.size() > 0 ? candidateRanges : candidateFastRanges; Range bestRange = ranges[0]; for (i = 1; i < ranges.size(); ++i) { Range r = ranges[i]; // Find by largest minIndex in recording mode if (validatedParams.recordingHint) { if (r.min > bestRange.min) { bestRange = r; } else if (r.min == bestRange.min && r.max < bestRange.max) { bestRange = r; } } // Find by smallest minIndex in preview mode else { if (r.min < bestRange.min) { bestRange = r; } else if (r.min == bestRange.min && r.max < bestRange.max) { bestRange = r; } } } validatedParams.previewFpsRange[0] = bestRange.min; validatedParams.previewFpsRange[1] = bestRange.max; ALOGV("%s: New preview FPS range: %d, %d, recordingHint = %d", __FUNCTION__, validatedParams.previewFpsRange[0], validatedParams.previewFpsRange[1], validatedParams.recordingHint); } } /** * Update Preview FPS and Preview FPS ranges based on * what we actually set. * * This updates the API-visible (Camera.Parameters#getParameters) values of * the FPS fields, not only the internal versions. * * Order matters: The value that was set last takes precedence. * - If the client does a setParameters(getParameters()) we retain * the same order for preview FPS. */ if (!fpsUseSingleValue) { // Set fps single, then fps range (range wins) newParams.setPreviewFrameRate( fpsFromRange(/*min*/validatedParams.previewFpsRange[0], /*max*/validatedParams.previewFpsRange[1])); newParams.setPreviewFpsRange( validatedParams.previewFpsRange[0] * kFpsToApiScale, validatedParams.previewFpsRange[1] * kFpsToApiScale); } else { // Set fps range, then fps single (single wins) newParams.setPreviewFpsRange( validatedParams.previewFpsRange[0] * kFpsToApiScale, validatedParams.previewFpsRange[1] * kFpsToApiScale); // Set this to the same value, but with higher priority newParams.setPreviewFrameRate( newParams.getPreviewFrameRate()); } // PICTURE_SIZE newParams.getPictureSize(&validatedParams.pictureWidth, &validatedParams.pictureHeight); if (validatedParams.pictureWidth != pictureWidth || validatedParams.pictureHeight != pictureHeight) { Vector availablePictureSizes = getAvailableJpegSizes(); for (i = 0; i < availablePictureSizes.size(); i++) { if ((availablePictureSizes[i].width == validatedParams.pictureWidth) && (availablePictureSizes[i].height == validatedParams.pictureHeight)) break; } if (i == availablePictureSizes.size()) { ALOGE("%s: Requested picture size %d x %d is not supported", __FUNCTION__, validatedParams.pictureWidth, validatedParams.pictureHeight); return BAD_VALUE; } } // JPEG_THUMBNAIL_WIDTH/HEIGHT validatedParams.jpegThumbSize[0] = newParams.getInt(CameraParameters::KEY_JPEG_THUMBNAIL_WIDTH); validatedParams.jpegThumbSize[1] = newParams.getInt(CameraParameters::KEY_JPEG_THUMBNAIL_HEIGHT); if (validatedParams.jpegThumbSize[0] != jpegThumbSize[0] || validatedParams.jpegThumbSize[1] != jpegThumbSize[1]) { camera_metadata_ro_entry_t availableJpegThumbSizes = staticInfo(ANDROID_JPEG_AVAILABLE_THUMBNAIL_SIZES); for (i = 0; i < availableJpegThumbSizes.count; i+=2) { if ((availableJpegThumbSizes.data.i32[i] == validatedParams.jpegThumbSize[0]) && (availableJpegThumbSizes.data.i32[i+1] == validatedParams.jpegThumbSize[1])) break; } if (i == availableJpegThumbSizes.count) { ALOGE("%s: Requested JPEG thumbnail size %d x %d is not supported", __FUNCTION__, validatedParams.jpegThumbSize[0], validatedParams.jpegThumbSize[1]); return BAD_VALUE; } } // JPEG_THUMBNAIL_QUALITY int quality = newParams.getInt(CameraParameters::KEY_JPEG_THUMBNAIL_QUALITY); // also makes sure quality fits in uint8_t if (quality < 0 || quality > 100) { ALOGE("%s: Requested JPEG thumbnail quality %d is not supported", __FUNCTION__, quality); return BAD_VALUE; } validatedParams.jpegThumbQuality = quality; // JPEG_QUALITY quality = newParams.getInt(CameraParameters::KEY_JPEG_QUALITY); // also makes sure quality fits in uint8_t if (quality < 0 || quality > 100) { ALOGE("%s: Requested JPEG quality %d is not supported", __FUNCTION__, quality); return BAD_VALUE; } validatedParams.jpegQuality = quality; // ROTATION validatedParams.jpegRotation = newParams.getInt(CameraParameters::KEY_ROTATION); if (validatedParams.jpegRotation != 0 && validatedParams.jpegRotation != 90 && validatedParams.jpegRotation != 180 && validatedParams.jpegRotation != 270) { ALOGE("%s: Requested picture rotation angle %d is not supported", __FUNCTION__, validatedParams.jpegRotation); return BAD_VALUE; } // GPS const char *gpsLatStr = newParams.get(CameraParameters::KEY_GPS_LATITUDE); if (gpsLatStr != NULL) { const char *gpsLongStr = newParams.get(CameraParameters::KEY_GPS_LONGITUDE); const char *gpsAltitudeStr = newParams.get(CameraParameters::KEY_GPS_ALTITUDE); const char *gpsTimeStr = newParams.get(CameraParameters::KEY_GPS_TIMESTAMP); const char *gpsProcMethodStr = newParams.get(CameraParameters::KEY_GPS_PROCESSING_METHOD); if (gpsLongStr == NULL || gpsAltitudeStr == NULL || gpsTimeStr == NULL || gpsProcMethodStr == NULL) { ALOGE("%s: Incomplete set of GPS parameters provided", __FUNCTION__); return BAD_VALUE; } char *endPtr; errno = 0; validatedParams.gpsCoordinates[0] = strtod(gpsLatStr, &endPtr); if (errno || endPtr == gpsLatStr) { ALOGE("%s: Malformed GPS latitude: %s", __FUNCTION__, gpsLatStr); return BAD_VALUE; } errno = 0; validatedParams.gpsCoordinates[1] = strtod(gpsLongStr, &endPtr); if (errno || endPtr == gpsLongStr) { ALOGE("%s: Malformed GPS longitude: %s", __FUNCTION__, gpsLongStr); return BAD_VALUE; } errno = 0; validatedParams.gpsCoordinates[2] = strtod(gpsAltitudeStr, &endPtr); if (errno || endPtr == gpsAltitudeStr) { ALOGE("%s: Malformed GPS altitude: %s", __FUNCTION__, gpsAltitudeStr); return BAD_VALUE; } errno = 0; validatedParams.gpsTimestamp = strtoll(gpsTimeStr, &endPtr, 10); if (errno || endPtr == gpsTimeStr) { ALOGE("%s: Malformed GPS timestamp: %s", __FUNCTION__, gpsTimeStr); return BAD_VALUE; } validatedParams.gpsProcessingMethod = gpsProcMethodStr; validatedParams.gpsEnabled = true; } else { validatedParams.gpsEnabled = false; } // EFFECT validatedParams.effectMode = effectModeStringToEnum( newParams.get(CameraParameters::KEY_EFFECT) ); if (validatedParams.effectMode != effectMode) { camera_metadata_ro_entry_t availableEffectModes = staticInfo(ANDROID_CONTROL_AVAILABLE_EFFECTS); for (i = 0; i < availableEffectModes.count; i++) { if (validatedParams.effectMode == availableEffectModes.data.u8[i]) break; } if (i == availableEffectModes.count) { ALOGE("%s: Requested effect mode \"%s\" is not supported", __FUNCTION__, newParams.get(CameraParameters::KEY_EFFECT) ); return BAD_VALUE; } } // ANTIBANDING validatedParams.antibandingMode = abModeStringToEnum( newParams.get(CameraParameters::KEY_ANTIBANDING) ); if (validatedParams.antibandingMode != antibandingMode) { camera_metadata_ro_entry_t availableAbModes = staticInfo(ANDROID_CONTROL_AE_AVAILABLE_ANTIBANDING_MODES); for (i = 0; i < availableAbModes.count; i++) { if (validatedParams.antibandingMode == availableAbModes.data.u8[i]) break; } if (i == availableAbModes.count) { ALOGE("%s: Requested antibanding mode \"%s\" is not supported", __FUNCTION__, newParams.get(CameraParameters::KEY_ANTIBANDING)); return BAD_VALUE; } } // SCENE_MODE validatedParams.sceneMode = sceneModeStringToEnum( newParams.get(CameraParameters::KEY_SCENE_MODE), mDefaultSceneMode); if (validatedParams.sceneMode != sceneMode && validatedParams.sceneMode != ANDROID_CONTROL_SCENE_MODE_DISABLED) { camera_metadata_ro_entry_t availableSceneModes = staticInfo(ANDROID_CONTROL_AVAILABLE_SCENE_MODES); for (i = 0; i < availableSceneModes.count; i++) { if (validatedParams.sceneMode == availableSceneModes.data.u8[i]) break; } if (i == availableSceneModes.count) { ALOGE("%s: Requested scene mode \"%s\" is not supported", __FUNCTION__, newParams.get(CameraParameters::KEY_SCENE_MODE)); return BAD_VALUE; } } bool sceneModeSet = validatedParams.sceneMode != mDefaultSceneMode; // FLASH_MODE if (sceneModeSet) { validatedParams.flashMode = fastInfo.sceneModeOverrides. valueFor(validatedParams.sceneMode).flashMode; } else { validatedParams.flashMode = FLASH_MODE_INVALID; } if (validatedParams.flashMode == FLASH_MODE_INVALID) { validatedParams.flashMode = flashModeStringToEnum( newParams.get(CameraParameters::KEY_FLASH_MODE) ); } if (validatedParams.flashMode != flashMode) { camera_metadata_ro_entry_t flashAvailable = staticInfo(ANDROID_FLASH_INFO_AVAILABLE, 1, 1); bool isFlashAvailable = flashAvailable.data.u8[0] == ANDROID_FLASH_INFO_AVAILABLE_TRUE; if (!isFlashAvailable && validatedParams.flashMode != Parameters::FLASH_MODE_OFF) { ALOGE("%s: Requested flash mode \"%s\" is not supported: " "No flash on device", __FUNCTION__, newParams.get(CameraParameters::KEY_FLASH_MODE)); return BAD_VALUE; } else if (validatedParams.flashMode == Parameters::FLASH_MODE_RED_EYE) { camera_metadata_ro_entry_t availableAeModes = staticInfo(ANDROID_CONTROL_AE_AVAILABLE_MODES); for (i = 0; i < availableAeModes.count; i++) { if (validatedParams.flashMode == availableAeModes.data.u8[i]) break; } if (i == availableAeModes.count) { ALOGE("%s: Requested flash mode \"%s\" is not supported", __FUNCTION__, newParams.get(CameraParameters::KEY_FLASH_MODE)); return BAD_VALUE; } } else if (validatedParams.flashMode == -1) { ALOGE("%s: Requested flash mode \"%s\" is unknown", __FUNCTION__, newParams.get(CameraParameters::KEY_FLASH_MODE)); return BAD_VALUE; } // Update in case of override, but only if flash is supported if (isFlashAvailable) { newParams.set(CameraParameters::KEY_FLASH_MODE, flashModeEnumToString(validatedParams.flashMode)); } } // WHITE_BALANCE if (sceneModeSet) { validatedParams.wbMode = fastInfo.sceneModeOverrides. valueFor(validatedParams.sceneMode).wbMode; } else { validatedParams.wbMode = ANDROID_CONTROL_AWB_MODE_OFF; } if (validatedParams.wbMode == ANDROID_CONTROL_AWB_MODE_OFF) { validatedParams.wbMode = wbModeStringToEnum( newParams.get(CameraParameters::KEY_WHITE_BALANCE) ); } if (validatedParams.wbMode != wbMode) { camera_metadata_ro_entry_t availableWbModes = staticInfo(ANDROID_CONTROL_AWB_AVAILABLE_MODES, 0, 0, false); for (i = 0; i < availableWbModes.count; i++) { if (validatedParams.wbMode == availableWbModes.data.u8[i]) break; } if (i == availableWbModes.count) { ALOGE("%s: Requested white balance mode %s is not supported", __FUNCTION__, newParams.get(CameraParameters::KEY_WHITE_BALANCE)); return BAD_VALUE; } // Update in case of override newParams.set(CameraParameters::KEY_WHITE_BALANCE, wbModeEnumToString(validatedParams.wbMode)); } // FOCUS_MODE if (sceneModeSet) { validatedParams.focusMode = fastInfo.sceneModeOverrides. valueFor(validatedParams.sceneMode).focusMode; } else { validatedParams.focusMode = FOCUS_MODE_INVALID; } if (validatedParams.focusMode == FOCUS_MODE_INVALID) { validatedParams.focusMode = focusModeStringToEnum( newParams.get(CameraParameters::KEY_FOCUS_MODE) ); } if (validatedParams.focusMode != focusMode) { validatedParams.currentAfTriggerId = -1; if (validatedParams.focusMode != Parameters::FOCUS_MODE_FIXED) { camera_metadata_ro_entry_t minFocusDistance = staticInfo(ANDROID_LENS_INFO_MINIMUM_FOCUS_DISTANCE, 0, 0, false); if (minFocusDistance.count && minFocusDistance.data.f[0] == 0) { ALOGE("%s: Requested focus mode \"%s\" is not available: " "fixed focus lens", __FUNCTION__, newParams.get(CameraParameters::KEY_FOCUS_MODE)); return BAD_VALUE; } else if (validatedParams.focusMode != Parameters::FOCUS_MODE_INFINITY) { camera_metadata_ro_entry_t availableFocusModes = staticInfo(ANDROID_CONTROL_AF_AVAILABLE_MODES); for (i = 0; i < availableFocusModes.count; i++) { if (validatedParams.focusMode == availableFocusModes.data.u8[i]) break; } if (i == availableFocusModes.count) { ALOGE("%s: Requested focus mode \"%s\" is not supported", __FUNCTION__, newParams.get(CameraParameters::KEY_FOCUS_MODE)); return BAD_VALUE; } } } validatedParams.focusState = ANDROID_CONTROL_AF_STATE_INACTIVE; // Always reset shadow focus mode to avoid reverting settings validatedParams.shadowFocusMode = FOCUS_MODE_INVALID; // Update in case of override newParams.set(CameraParameters::KEY_FOCUS_MODE, focusModeEnumToString(validatedParams.focusMode)); } else { validatedParams.currentAfTriggerId = currentAfTriggerId; } // FOCUS_AREAS res = parseAreas(newParams.get(CameraParameters::KEY_FOCUS_AREAS), &validatedParams.focusingAreas); size_t maxAfRegions = (size_t)staticInfo(ANDROID_CONTROL_MAX_REGIONS, Parameters::NUM_REGION, Parameters::NUM_REGION). data.i32[Parameters::REGION_AF]; if (res == OK) res = validateAreas(validatedParams.focusingAreas, maxAfRegions, AREA_KIND_FOCUS); if (res != OK) { ALOGE("%s: Requested focus areas are malformed: %s", __FUNCTION__, newParams.get(CameraParameters::KEY_FOCUS_AREAS)); return BAD_VALUE; } // EXPOSURE_COMPENSATION validatedParams.exposureCompensation = newParams.getInt(CameraParameters::KEY_EXPOSURE_COMPENSATION); camera_metadata_ro_entry_t exposureCompensationRange = staticInfo(ANDROID_CONTROL_AE_COMPENSATION_RANGE); if ((validatedParams.exposureCompensation < exposureCompensationRange.data.i32[0]) || (validatedParams.exposureCompensation > exposureCompensationRange.data.i32[1])) { ALOGE("%s: Requested exposure compensation index is out of bounds: %d", __FUNCTION__, validatedParams.exposureCompensation); return BAD_VALUE; } if (autoExposureLockAvailable) { validatedParams.autoExposureLock = boolFromString( newParams.get(CameraParameters::KEY_AUTO_EXPOSURE_LOCK)); } else if (nullptr != newParams.get(CameraParameters::KEY_AUTO_EXPOSURE_LOCK)){ ALOGE("%s: Requested auto exposure lock is not supported", __FUNCTION__); return BAD_VALUE; } if (autoWhiteBalanceLockAvailable) { validatedParams.autoWhiteBalanceLock = boolFromString( newParams.get(CameraParameters::KEY_AUTO_WHITEBALANCE_LOCK)); } else if (nullptr != newParams.get(CameraParameters::KEY_AUTO_WHITEBALANCE_LOCK)) { ALOGE("%s: Requested auto whitebalance lock is not supported", __FUNCTION__); return BAD_VALUE; } // METERING_AREAS size_t maxAeRegions = (size_t)staticInfo(ANDROID_CONTROL_MAX_REGIONS, Parameters::NUM_REGION, Parameters::NUM_REGION). data.i32[Parameters::REGION_AE]; res = parseAreas(newParams.get(CameraParameters::KEY_METERING_AREAS), &validatedParams.meteringAreas); if (res == OK) { res = validateAreas(validatedParams.meteringAreas, maxAeRegions, AREA_KIND_METERING); } if (res != OK) { ALOGE("%s: Requested metering areas are malformed: %s", __FUNCTION__, newParams.get(CameraParameters::KEY_METERING_AREAS)); return BAD_VALUE; } // ZOOM if (zoomAvailable) { validatedParams.zoom = newParams.getInt(CameraParameters::KEY_ZOOM); if (validatedParams.zoom < 0 || validatedParams.zoom >= (int)NUM_ZOOM_STEPS) { ALOGE("%s: Requested zoom level %d is not supported", __FUNCTION__, validatedParams.zoom); return BAD_VALUE; } } // VIDEO_SIZE newParams.getVideoSize(&validatedParams.videoWidth, &validatedParams.videoHeight); if (validatedParams.videoWidth != videoWidth || validatedParams.videoHeight != videoHeight) { if (state == RECORD) { ALOGW("%s: Video size cannot be updated (from %d x %d to %d x %d)" " when recording is active! Ignore the size update!", __FUNCTION__, videoWidth, videoHeight, validatedParams.videoWidth, validatedParams.videoHeight); validatedParams.videoWidth = videoWidth; validatedParams.videoHeight = videoHeight; newParams.setVideoSize(videoWidth, videoHeight); } else { for (i = 0; i < availableVideoSizes.size(); i++) { if ((availableVideoSizes[i].width == validatedParams.videoWidth) && (availableVideoSizes[i].height == validatedParams.videoHeight)) break; } if (i == availableVideoSizes.size()) { ALOGE("%s: Requested video size %d x %d is not supported", __FUNCTION__, validatedParams.videoWidth, validatedParams.videoHeight); return BAD_VALUE; } } } // VIDEO_STABILIZATION validatedParams.videoStabilization = boolFromString( newParams.get(CameraParameters::KEY_VIDEO_STABILIZATION) ); camera_metadata_ro_entry_t availableVideoStabilizationModes = staticInfo(ANDROID_CONTROL_AVAILABLE_VIDEO_STABILIZATION_MODES, 0, 0, false); if (validatedParams.videoStabilization && availableVideoStabilizationModes.count == 1) { ALOGE("%s: Video stabilization not supported", __FUNCTION__); } /** Update internal parameters */ *this = validatedParams; updateOverriddenJpegSize(); /** Update external parameters calculated from the internal ones */ // HORIZONTAL/VERTICAL FIELD OF VIEW float horizFov, vertFov; res = calculatePictureFovs(&horizFov, &vertFov); if (res != OK) { ALOGE("%s: Can't calculate FOVs", __FUNCTION__); // continue so parameters are at least consistent } newParams.setFloat(CameraParameters::KEY_HORIZONTAL_VIEW_ANGLE, horizFov); newParams.setFloat(CameraParameters::KEY_VERTICAL_VIEW_ANGLE, vertFov); ALOGV("Current still picture FOV: %f x %f deg", horizFov, vertFov); // Need to flatten again in case of overrides paramsFlattened = newParams.flatten(); params = newParams; slowJpegMode = false; Size pictureSize = { pictureWidth, pictureHeight }; int64_t minFrameDurationNs = getJpegStreamMinFrameDurationNs(pictureSize); if (previewFpsRange[1] > 1e9/minFrameDurationNs + FPS_MARGIN) { slowJpegMode = true; } if (isDeviceZslSupported || slowJpegMode || property_get_bool("camera.disable_zsl_mode", false)) { allowZslMode = false; } else { allowZslMode = isZslReprocessPresent; } ALOGV("%s: allowZslMode: %d slowJpegMode %d", __FUNCTION__, allowZslMode, slowJpegMode); return OK; } status_t Parameters::updateRequest(CameraMetadata *request) const { ATRACE_CALL(); status_t res; /** * Mixin default important security values * - android.led.transmit = defaulted ON */ camera_metadata_ro_entry_t entry = staticInfo(ANDROID_LED_AVAILABLE_LEDS, /*minimumCount*/0, /*maximumCount*/0, /*required*/false); for(size_t i = 0; i < entry.count; ++i) { uint8_t led = entry.data.u8[i]; switch(led) { // Transmit LED is unconditionally on when using // the android.hardware.Camera API case ANDROID_LED_AVAILABLE_LEDS_TRANSMIT: { uint8_t transmitDefault = ANDROID_LED_TRANSMIT_ON; res = request->update(ANDROID_LED_TRANSMIT, &transmitDefault, 1); if (res != OK) return res; break; } } } /** * Construct metadata from parameters */ uint8_t metadataMode = ANDROID_REQUEST_METADATA_MODE_FULL; res = request->update(ANDROID_REQUEST_METADATA_MODE, &metadataMode, 1); if (res != OK) return res; camera_metadata_entry_t intent = request->find(ANDROID_CONTROL_CAPTURE_INTENT); if (intent.count == 0) return BAD_VALUE; uint8_t distortionMode = ANDROID_DISTORTION_CORRECTION_MODE_OFF; if (intent.data.u8[0] == ANDROID_CONTROL_CAPTURE_INTENT_STILL_CAPTURE) { res = request->update(ANDROID_CONTROL_AE_TARGET_FPS_RANGE, fastInfo.bestStillCaptureFpsRange, 2); distortionMode = ANDROID_DISTORTION_CORRECTION_MODE_HIGH_QUALITY; } else { res = request->update(ANDROID_CONTROL_AE_TARGET_FPS_RANGE, previewFpsRange, 2); distortionMode = ANDROID_DISTORTION_CORRECTION_MODE_FAST; } if (res != OK) return res; if (isDistortionCorrectionSupported) { res = request->update(ANDROID_DISTORTION_CORRECTION_MODE, &distortionMode, 1); if (res != OK) return res; } if (autoWhiteBalanceLockAvailable) { uint8_t reqWbLock = autoWhiteBalanceLock ? ANDROID_CONTROL_AWB_LOCK_ON : ANDROID_CONTROL_AWB_LOCK_OFF; res = request->update(ANDROID_CONTROL_AWB_LOCK, &reqWbLock, 1); } res = request->update(ANDROID_CONTROL_EFFECT_MODE, &effectMode, 1); if (res != OK) return res; res = request->update(ANDROID_CONTROL_AE_ANTIBANDING_MODE, &antibandingMode, 1); if (res != OK) return res; // android.hardware.Camera requires that when face detect is enabled, the // camera is in a face-priority mode. HAL3.x splits this into separate parts // (face detection statistics and face priority scene mode). Map from other // to the other. bool sceneModeActive = sceneMode != (uint8_t)ANDROID_CONTROL_SCENE_MODE_DISABLED; uint8_t reqControlMode = ANDROID_CONTROL_MODE_AUTO; if (enableFaceDetect || sceneModeActive) { reqControlMode = ANDROID_CONTROL_MODE_USE_SCENE_MODE; } res = request->update(ANDROID_CONTROL_MODE, &reqControlMode, 1); if (res != OK) return res; uint8_t reqSceneMode = sceneModeActive ? sceneMode : enableFaceDetect ? (uint8_t)ANDROID_CONTROL_SCENE_MODE_FACE_PRIORITY : mDefaultSceneMode; res = request->update(ANDROID_CONTROL_SCENE_MODE, &reqSceneMode, 1); if (res != OK) return res; uint8_t reqFlashMode = ANDROID_FLASH_MODE_OFF; uint8_t reqAeMode = ANDROID_CONTROL_AE_MODE_OFF; switch (flashMode) { case Parameters::FLASH_MODE_OFF: reqAeMode = ANDROID_CONTROL_AE_MODE_ON; break; case Parameters::FLASH_MODE_AUTO: reqAeMode = ANDROID_CONTROL_AE_MODE_ON_AUTO_FLASH; break; case Parameters::FLASH_MODE_ON: reqAeMode = ANDROID_CONTROL_AE_MODE_ON_ALWAYS_FLASH; break; case Parameters::FLASH_MODE_TORCH: reqAeMode = ANDROID_CONTROL_AE_MODE_ON; reqFlashMode = ANDROID_FLASH_MODE_TORCH; break; case Parameters::FLASH_MODE_RED_EYE: reqAeMode = ANDROID_CONTROL_AE_MODE_ON_AUTO_FLASH_REDEYE; break; default: ALOGE("%s: Camera %d: Unknown flash mode %d", __FUNCTION__, cameraId, flashMode); return BAD_VALUE; } res = request->update(ANDROID_FLASH_MODE, &reqFlashMode, 1); if (res != OK) return res; res = request->update(ANDROID_CONTROL_AE_MODE, &reqAeMode, 1); if (res != OK) return res; if (autoExposureLockAvailable) { uint8_t reqAeLock = autoExposureLock ? ANDROID_CONTROL_AE_LOCK_ON : ANDROID_CONTROL_AE_LOCK_OFF; res = request->update(ANDROID_CONTROL_AE_LOCK, &reqAeLock, 1); if (res != OK) return res; } res = request->update(ANDROID_CONTROL_AWB_MODE, &wbMode, 1); if (res != OK) return res; float reqFocusDistance = 0; // infinity focus in diopters uint8_t reqFocusMode = ANDROID_CONTROL_AF_MODE_OFF; switch (focusMode) { case Parameters::FOCUS_MODE_AUTO: case Parameters::FOCUS_MODE_MACRO: case Parameters::FOCUS_MODE_CONTINUOUS_VIDEO: case Parameters::FOCUS_MODE_CONTINUOUS_PICTURE: case Parameters::FOCUS_MODE_EDOF: reqFocusMode = focusMode; break; case Parameters::FOCUS_MODE_INFINITY: case Parameters::FOCUS_MODE_FIXED: reqFocusMode = ANDROID_CONTROL_AF_MODE_OFF; break; default: ALOGE("%s: Camera %d: Unknown focus mode %d", __FUNCTION__, cameraId, focusMode); return BAD_VALUE; } res = request->update(ANDROID_LENS_FOCUS_DISTANCE, &reqFocusDistance, 1); if (res != OK) return res; res = request->update(ANDROID_CONTROL_AF_MODE, &reqFocusMode, 1); if (res != OK) return res; size_t reqFocusingAreasSize = focusingAreas.size() * 5; int32_t *reqFocusingAreas = new int32_t[reqFocusingAreasSize]; for (size_t i = 0, j = 0; i < reqFocusingAreasSize; i += 5, j++) { if (focusingAreas[j].weight != 0) { reqFocusingAreas[i + 0] = normalizedXToArray(focusingAreas[j].left); reqFocusingAreas[i + 1] = normalizedYToArray(focusingAreas[j].top); reqFocusingAreas[i + 2] = normalizedXToArray(focusingAreas[j].right); reqFocusingAreas[i + 3] = normalizedYToArray(focusingAreas[j].bottom); } else { reqFocusingAreas[i + 0] = 0; reqFocusingAreas[i + 1] = 0; reqFocusingAreas[i + 2] = 0; reqFocusingAreas[i + 3] = 0; } reqFocusingAreas[i + 4] = focusingAreas[j].weight; } res = request->update(ANDROID_CONTROL_AF_REGIONS, reqFocusingAreas, reqFocusingAreasSize); if (res != OK) return res; delete[] reqFocusingAreas; res = request->update(ANDROID_CONTROL_AE_EXPOSURE_COMPENSATION, &exposureCompensation, 1); if (res != OK) return res; size_t reqMeteringAreasSize = meteringAreas.size() * 5; int32_t *reqMeteringAreas = new int32_t[reqMeteringAreasSize]; for (size_t i = 0, j = 0; i < reqMeteringAreasSize; i += 5, j++) { if (meteringAreas[j].weight != 0) { reqMeteringAreas[i + 0] = normalizedXToArray(meteringAreas[j].left); reqMeteringAreas[i + 1] = normalizedYToArray(meteringAreas[j].top); reqMeteringAreas[i + 2] = normalizedXToArray(meteringAreas[j].right); reqMeteringAreas[i + 3] = normalizedYToArray(meteringAreas[j].bottom); // Requested size may be zero by rounding error with/without zooming. // The ae regions should be at least 1 if metering width/height is not zero. if (reqMeteringAreas[i + 0] == reqMeteringAreas[i + 2]) { reqMeteringAreas[i + 2]++; } if (reqMeteringAreas[i + 1] == reqMeteringAreas[i + 3]) { reqMeteringAreas[i + 3]++; } } else { reqMeteringAreas[i + 0] = 0; reqMeteringAreas[i + 1] = 0; reqMeteringAreas[i + 2] = 0; reqMeteringAreas[i + 3] = 0; } reqMeteringAreas[i + 4] = meteringAreas[j].weight; } res = request->update(ANDROID_CONTROL_AE_REGIONS, reqMeteringAreas, reqMeteringAreasSize); if (res != OK) return res; // Set awb regions to be the same as the metering regions if allowed size_t maxAwbRegions = (size_t)staticInfo(ANDROID_CONTROL_MAX_REGIONS, Parameters::NUM_REGION, Parameters::NUM_REGION). data.i32[Parameters::REGION_AWB]; if (maxAwbRegions > 0) { if (maxAwbRegions >= meteringAreas.size()) { res = request->update(ANDROID_CONTROL_AWB_REGIONS, reqMeteringAreas, reqMeteringAreasSize); } else { // Ensure the awb regions are zeroed if the region count is too high. int32_t zeroedAwbAreas[5] = {0, 0, 0, 0, 0}; res = request->update(ANDROID_CONTROL_AWB_REGIONS, zeroedAwbAreas, sizeof(zeroedAwbAreas)/sizeof(int32_t)); } if (res != OK) return res; } delete[] reqMeteringAreas; CropRegion crop = calculateCropRegion(/*previewOnly*/ false); int32_t reqCropRegion[4] = { static_cast(crop.left), static_cast(crop.top), static_cast(crop.width), static_cast(crop.height) }; res = request->update(ANDROID_SCALER_CROP_REGION, reqCropRegion, 4); if (res != OK) return res; uint8_t reqVstabMode = videoStabilization ? ANDROID_CONTROL_VIDEO_STABILIZATION_MODE_ON : ANDROID_CONTROL_VIDEO_STABILIZATION_MODE_OFF; res = request->update(ANDROID_CONTROL_VIDEO_STABILIZATION_MODE, &reqVstabMode, 1); if (res != OK) return res; uint8_t reqFaceDetectMode = enableFaceDetect ? fastInfo.bestFaceDetectMode : (uint8_t)ANDROID_STATISTICS_FACE_DETECT_MODE_OFF; res = request->update(ANDROID_STATISTICS_FACE_DETECT_MODE, &reqFaceDetectMode, 1); if (res != OK) return res; return OK; } status_t Parameters::updateRequestJpeg(CameraMetadata *request) const { status_t res; res = request->update(ANDROID_JPEG_THUMBNAIL_SIZE, jpegThumbSize, 2); if (res != OK) return res; res = request->update(ANDROID_JPEG_THUMBNAIL_QUALITY, &jpegThumbQuality, 1); if (res != OK) return res; res = request->update(ANDROID_JPEG_QUALITY, &jpegQuality, 1); if (res != OK) return res; res = request->update( ANDROID_JPEG_ORIENTATION, &jpegRotation, 1); if (res != OK) return res; if (gpsEnabled) { res = request->update( ANDROID_JPEG_GPS_COORDINATES, gpsCoordinates, 3); if (res != OK) return res; res = request->update( ANDROID_JPEG_GPS_TIMESTAMP, &gpsTimestamp, 1); if (res != OK) return res; res = request->update( ANDROID_JPEG_GPS_PROCESSING_METHOD, gpsProcessingMethod); if (res != OK) return res; } else { res = request->erase(ANDROID_JPEG_GPS_COORDINATES); if (res != OK) return res; res = request->erase(ANDROID_JPEG_GPS_TIMESTAMP); if (res != OK) return res; res = request->erase(ANDROID_JPEG_GPS_PROCESSING_METHOD); if (res != OK) return res; } return OK; } status_t Parameters::overrideJpegSizeByVideoSize() { if (pictureSizeOverriden) { ALOGV("Picture size has been overridden. Skip overriding"); return OK; } pictureSizeOverriden = true; pictureWidthLastSet = pictureWidth; pictureHeightLastSet = pictureHeight; pictureWidth = videoWidth; pictureHeight = videoHeight; // This change of picture size is invisible to app layer. // Do not update app visible params return OK; } status_t Parameters::updateOverriddenJpegSize() { if (!pictureSizeOverriden) { ALOGV("Picture size has not been overridden. Skip checking"); return OK; } pictureWidthLastSet = pictureWidth; pictureHeightLastSet = pictureHeight; if (pictureWidth <= videoWidth && pictureHeight <= videoHeight) { // Picture size is now smaller than video size. No need to override anymore return recoverOverriddenJpegSize(); } pictureWidth = videoWidth; pictureHeight = videoHeight; return OK; } status_t Parameters::recoverOverriddenJpegSize() { if (!pictureSizeOverriden) { ALOGV("Picture size has not been overridden. Skip recovering"); return OK; } pictureSizeOverriden = false; pictureWidth = pictureWidthLastSet; pictureHeight = pictureHeightLastSet; return OK; } bool Parameters::isJpegSizeOverridden() { return pictureSizeOverriden; } bool Parameters::useZeroShutterLag() const { // If ZSL mode is disabled, don't use it if (!allowZslMode) return false; // If recording hint is enabled, don't do ZSL if (recordingHint) return false; // If still capture size is no bigger than preview or video size, // don't do ZSL if (pictureWidth <= previewWidth || pictureHeight <= previewHeight || pictureWidth <= videoWidth || pictureHeight <= videoHeight) { return false; } // If still capture size is less than quarter of max, don't do ZSL if ((pictureWidth * pictureHeight) < (fastInfo.maxJpegSize.width * fastInfo.maxJpegSize.height / 4) ) { return false; } return true; } status_t Parameters::getDefaultFocalLength(CameraDeviceBase *device) { if (device == nullptr) { ALOGE("%s: Camera device is nullptr", __FUNCTION__); return BAD_VALUE; } camera_metadata_ro_entry_t hwLevel = staticInfo(ANDROID_INFO_SUPPORTED_HARDWARE_LEVEL); if (!hwLevel.count) return NO_INIT; fastInfo.isExternalCamera = hwLevel.data.u8[0] == ANDROID_INFO_SUPPORTED_HARDWARE_LEVEL_EXTERNAL; camera_metadata_ro_entry_t availableFocalLengths = staticInfo(ANDROID_LENS_INFO_AVAILABLE_FOCAL_LENGTHS, 0, 0, /*required*/false); if (!availableFocalLengths.count && !fastInfo.isExternalCamera) return NO_INIT; // Find focal length in PREVIEW template to use as default focal length. if (fastInfo.isExternalCamera) { fastInfo.defaultFocalLength = -1.0; } else { // Find smallest (widest-angle) focal length to use as basis of still // picture FOV reporting. fastInfo.defaultFocalLength = availableFocalLengths.data.f[0]; for (size_t i = 1; i < availableFocalLengths.count; i++) { if (fastInfo.defaultFocalLength > availableFocalLengths.data.f[i]) { fastInfo.defaultFocalLength = availableFocalLengths.data.f[i]; } } // Use focal length in preview template if it exists CameraMetadata previewTemplate; status_t res = device->createDefaultRequest(CAMERA3_TEMPLATE_PREVIEW, &previewTemplate); if (res != OK) { ALOGE("%s: Failed to create default PREVIEW request: %s (%d)", __FUNCTION__, strerror(-res), res); return res; } camera_metadata_entry entry = previewTemplate.find(ANDROID_LENS_FOCAL_LENGTH); if (entry.count != 0) { fastInfo.defaultFocalLength = entry.data.f[0]; } } return OK; } const char* Parameters::getStateName(State state) { #define CASE_ENUM_TO_CHAR(x) case x: return(#x); break; switch(state) { CASE_ENUM_TO_CHAR(DISCONNECTED) CASE_ENUM_TO_CHAR(STOPPED) CASE_ENUM_TO_CHAR(WAITING_FOR_PREVIEW_WINDOW) CASE_ENUM_TO_CHAR(PREVIEW) CASE_ENUM_TO_CHAR(RECORD) CASE_ENUM_TO_CHAR(STILL_CAPTURE) CASE_ENUM_TO_CHAR(VIDEO_SNAPSHOT) default: return "Unknown state!"; break; } #undef CASE_ENUM_TO_CHAR } int Parameters::formatStringToEnum(const char *format) { return CameraParameters::previewFormatToEnum(format); } const char* Parameters::formatEnumToString(int format) { const char *fmt; switch(format) { case HAL_PIXEL_FORMAT_YCbCr_422_SP: // NV16 fmt = CameraParameters::PIXEL_FORMAT_YUV422SP; break; case HAL_PIXEL_FORMAT_YCrCb_420_SP: // NV21 fmt = CameraParameters::PIXEL_FORMAT_YUV420SP; break; case HAL_PIXEL_FORMAT_YCbCr_422_I: // YUY2 fmt = CameraParameters::PIXEL_FORMAT_YUV422I; break; case HAL_PIXEL_FORMAT_YV12: // YV12 fmt = CameraParameters::PIXEL_FORMAT_YUV420P; break; case HAL_PIXEL_FORMAT_RGB_565: // RGB565 fmt = CameraParameters::PIXEL_FORMAT_RGB565; break; case HAL_PIXEL_FORMAT_RGBA_8888: // RGBA8888 fmt = CameraParameters::PIXEL_FORMAT_RGBA8888; break; case HAL_PIXEL_FORMAT_RAW16: ALOGW("Raw sensor preview format requested."); fmt = CameraParameters::PIXEL_FORMAT_BAYER_RGGB; break; default: ALOGE("%s: Unknown preview format: %x", __FUNCTION__, format); fmt = NULL; break; } return fmt; } int Parameters::wbModeStringToEnum(const char *wbMode) { return !wbMode ? ANDROID_CONTROL_AWB_MODE_AUTO : !strcmp(wbMode, CameraParameters::WHITE_BALANCE_AUTO) ? ANDROID_CONTROL_AWB_MODE_AUTO : !strcmp(wbMode, CameraParameters::WHITE_BALANCE_INCANDESCENT) ? ANDROID_CONTROL_AWB_MODE_INCANDESCENT : !strcmp(wbMode, CameraParameters::WHITE_BALANCE_FLUORESCENT) ? ANDROID_CONTROL_AWB_MODE_FLUORESCENT : !strcmp(wbMode, CameraParameters::WHITE_BALANCE_WARM_FLUORESCENT) ? ANDROID_CONTROL_AWB_MODE_WARM_FLUORESCENT : !strcmp(wbMode, CameraParameters::WHITE_BALANCE_DAYLIGHT) ? ANDROID_CONTROL_AWB_MODE_DAYLIGHT : !strcmp(wbMode, CameraParameters::WHITE_BALANCE_CLOUDY_DAYLIGHT) ? ANDROID_CONTROL_AWB_MODE_CLOUDY_DAYLIGHT : !strcmp(wbMode, CameraParameters::WHITE_BALANCE_TWILIGHT) ? ANDROID_CONTROL_AWB_MODE_TWILIGHT : !strcmp(wbMode, CameraParameters::WHITE_BALANCE_SHADE) ? ANDROID_CONTROL_AWB_MODE_SHADE : -1; } const char* Parameters::wbModeEnumToString(uint8_t wbMode) { switch (wbMode) { case ANDROID_CONTROL_AWB_MODE_AUTO: return CameraParameters::WHITE_BALANCE_AUTO; case ANDROID_CONTROL_AWB_MODE_INCANDESCENT: return CameraParameters::WHITE_BALANCE_INCANDESCENT; case ANDROID_CONTROL_AWB_MODE_FLUORESCENT: return CameraParameters::WHITE_BALANCE_FLUORESCENT; case ANDROID_CONTROL_AWB_MODE_WARM_FLUORESCENT: return CameraParameters::WHITE_BALANCE_WARM_FLUORESCENT; case ANDROID_CONTROL_AWB_MODE_DAYLIGHT: return CameraParameters::WHITE_BALANCE_DAYLIGHT; case ANDROID_CONTROL_AWB_MODE_CLOUDY_DAYLIGHT: return CameraParameters::WHITE_BALANCE_CLOUDY_DAYLIGHT; case ANDROID_CONTROL_AWB_MODE_TWILIGHT: return CameraParameters::WHITE_BALANCE_TWILIGHT; case ANDROID_CONTROL_AWB_MODE_SHADE: return CameraParameters::WHITE_BALANCE_SHADE; default: ALOGE("%s: Unknown AWB mode enum: %d", __FUNCTION__, wbMode); return "unknown"; } } int Parameters::effectModeStringToEnum(const char *effectMode) { return !effectMode ? ANDROID_CONTROL_EFFECT_MODE_OFF : !strcmp(effectMode, CameraParameters::EFFECT_NONE) ? ANDROID_CONTROL_EFFECT_MODE_OFF : !strcmp(effectMode, CameraParameters::EFFECT_MONO) ? ANDROID_CONTROL_EFFECT_MODE_MONO : !strcmp(effectMode, CameraParameters::EFFECT_NEGATIVE) ? ANDROID_CONTROL_EFFECT_MODE_NEGATIVE : !strcmp(effectMode, CameraParameters::EFFECT_SOLARIZE) ? ANDROID_CONTROL_EFFECT_MODE_SOLARIZE : !strcmp(effectMode, CameraParameters::EFFECT_SEPIA) ? ANDROID_CONTROL_EFFECT_MODE_SEPIA : !strcmp(effectMode, CameraParameters::EFFECT_POSTERIZE) ? ANDROID_CONTROL_EFFECT_MODE_POSTERIZE : !strcmp(effectMode, CameraParameters::EFFECT_WHITEBOARD) ? ANDROID_CONTROL_EFFECT_MODE_WHITEBOARD : !strcmp(effectMode, CameraParameters::EFFECT_BLACKBOARD) ? ANDROID_CONTROL_EFFECT_MODE_BLACKBOARD : !strcmp(effectMode, CameraParameters::EFFECT_AQUA) ? ANDROID_CONTROL_EFFECT_MODE_AQUA : -1; } int Parameters::abModeStringToEnum(const char *abMode) { return !abMode ? ANDROID_CONTROL_AE_ANTIBANDING_MODE_AUTO : !strcmp(abMode, CameraParameters::ANTIBANDING_AUTO) ? ANDROID_CONTROL_AE_ANTIBANDING_MODE_AUTO : !strcmp(abMode, CameraParameters::ANTIBANDING_OFF) ? ANDROID_CONTROL_AE_ANTIBANDING_MODE_OFF : !strcmp(abMode, CameraParameters::ANTIBANDING_50HZ) ? ANDROID_CONTROL_AE_ANTIBANDING_MODE_50HZ : !strcmp(abMode, CameraParameters::ANTIBANDING_60HZ) ? ANDROID_CONTROL_AE_ANTIBANDING_MODE_60HZ : -1; } int Parameters::sceneModeStringToEnum(const char *sceneMode, uint8_t defaultSceneMode) { return !sceneMode ? defaultSceneMode : !strcmp(sceneMode, CameraParameters::SCENE_MODE_AUTO) ? defaultSceneMode : !strcmp(sceneMode, CameraParameters::SCENE_MODE_ACTION) ? ANDROID_CONTROL_SCENE_MODE_ACTION : !strcmp(sceneMode, CameraParameters::SCENE_MODE_PORTRAIT) ? ANDROID_CONTROL_SCENE_MODE_PORTRAIT : !strcmp(sceneMode, CameraParameters::SCENE_MODE_LANDSCAPE) ? ANDROID_CONTROL_SCENE_MODE_LANDSCAPE : !strcmp(sceneMode, CameraParameters::SCENE_MODE_NIGHT) ? ANDROID_CONTROL_SCENE_MODE_NIGHT : !strcmp(sceneMode, CameraParameters::SCENE_MODE_NIGHT_PORTRAIT) ? ANDROID_CONTROL_SCENE_MODE_NIGHT_PORTRAIT : !strcmp(sceneMode, CameraParameters::SCENE_MODE_THEATRE) ? ANDROID_CONTROL_SCENE_MODE_THEATRE : !strcmp(sceneMode, CameraParameters::SCENE_MODE_BEACH) ? ANDROID_CONTROL_SCENE_MODE_BEACH : !strcmp(sceneMode, CameraParameters::SCENE_MODE_SNOW) ? ANDROID_CONTROL_SCENE_MODE_SNOW : !strcmp(sceneMode, CameraParameters::SCENE_MODE_SUNSET) ? ANDROID_CONTROL_SCENE_MODE_SUNSET : !strcmp(sceneMode, CameraParameters::SCENE_MODE_STEADYPHOTO) ? ANDROID_CONTROL_SCENE_MODE_STEADYPHOTO : !strcmp(sceneMode, CameraParameters::SCENE_MODE_FIREWORKS) ? ANDROID_CONTROL_SCENE_MODE_FIREWORKS : !strcmp(sceneMode, CameraParameters::SCENE_MODE_SPORTS) ? ANDROID_CONTROL_SCENE_MODE_SPORTS : !strcmp(sceneMode, CameraParameters::SCENE_MODE_PARTY) ? ANDROID_CONTROL_SCENE_MODE_PARTY : !strcmp(sceneMode, CameraParameters::SCENE_MODE_CANDLELIGHT) ? ANDROID_CONTROL_SCENE_MODE_CANDLELIGHT : !strcmp(sceneMode, CameraParameters::SCENE_MODE_BARCODE) ? ANDROID_CONTROL_SCENE_MODE_BARCODE: !strcmp(sceneMode, CameraParameters::SCENE_MODE_HDR) ? ANDROID_CONTROL_SCENE_MODE_HDR: -1; } Parameters::Parameters::flashMode_t Parameters::flashModeStringToEnum( const char *flashMode) { return !flashMode ? Parameters::FLASH_MODE_OFF : !strcmp(flashMode, CameraParameters::FLASH_MODE_OFF) ? Parameters::FLASH_MODE_OFF : !strcmp(flashMode, CameraParameters::FLASH_MODE_AUTO) ? Parameters::FLASH_MODE_AUTO : !strcmp(flashMode, CameraParameters::FLASH_MODE_ON) ? Parameters::FLASH_MODE_ON : !strcmp(flashMode, CameraParameters::FLASH_MODE_RED_EYE) ? Parameters::FLASH_MODE_RED_EYE : !strcmp(flashMode, CameraParameters::FLASH_MODE_TORCH) ? Parameters::FLASH_MODE_TORCH : Parameters::FLASH_MODE_INVALID; } const char *Parameters::flashModeEnumToString(flashMode_t flashMode) { switch (flashMode) { case FLASH_MODE_OFF: return CameraParameters::FLASH_MODE_OFF; case FLASH_MODE_AUTO: return CameraParameters::FLASH_MODE_AUTO; case FLASH_MODE_ON: return CameraParameters::FLASH_MODE_ON; case FLASH_MODE_RED_EYE: return CameraParameters::FLASH_MODE_RED_EYE; case FLASH_MODE_TORCH: return CameraParameters::FLASH_MODE_TORCH; default: ALOGE("%s: Unknown flash mode enum %d", __FUNCTION__, flashMode); return "unknown"; } } Parameters::Parameters::focusMode_t Parameters::focusModeStringToEnum( const char *focusMode) { return !focusMode ? Parameters::FOCUS_MODE_INVALID : !strcmp(focusMode, CameraParameters::FOCUS_MODE_AUTO) ? Parameters::FOCUS_MODE_AUTO : !strcmp(focusMode, CameraParameters::FOCUS_MODE_INFINITY) ? Parameters::FOCUS_MODE_INFINITY : !strcmp(focusMode, CameraParameters::FOCUS_MODE_MACRO) ? Parameters::FOCUS_MODE_MACRO : !strcmp(focusMode, CameraParameters::FOCUS_MODE_FIXED) ? Parameters::FOCUS_MODE_FIXED : !strcmp(focusMode, CameraParameters::FOCUS_MODE_EDOF) ? Parameters::FOCUS_MODE_EDOF : !strcmp(focusMode, CameraParameters::FOCUS_MODE_CONTINUOUS_VIDEO) ? Parameters::FOCUS_MODE_CONTINUOUS_VIDEO : !strcmp(focusMode, CameraParameters::FOCUS_MODE_CONTINUOUS_PICTURE) ? Parameters::FOCUS_MODE_CONTINUOUS_PICTURE : Parameters::FOCUS_MODE_INVALID; } const char *Parameters::focusModeEnumToString(focusMode_t focusMode) { switch (focusMode) { case FOCUS_MODE_AUTO: return CameraParameters::FOCUS_MODE_AUTO; case FOCUS_MODE_MACRO: return CameraParameters::FOCUS_MODE_MACRO; case FOCUS_MODE_CONTINUOUS_VIDEO: return CameraParameters::FOCUS_MODE_CONTINUOUS_VIDEO; case FOCUS_MODE_CONTINUOUS_PICTURE: return CameraParameters::FOCUS_MODE_CONTINUOUS_PICTURE; case FOCUS_MODE_EDOF: return CameraParameters::FOCUS_MODE_EDOF; case FOCUS_MODE_INFINITY: return CameraParameters::FOCUS_MODE_INFINITY; case FOCUS_MODE_FIXED: return CameraParameters::FOCUS_MODE_FIXED; default: ALOGE("%s: Unknown focus mode enum: %d", __FUNCTION__, focusMode); return "unknown"; } } status_t Parameters::parseAreas(const char *areasCStr, Vector *areas) { static const size_t NUM_FIELDS = 5; areas->clear(); if (areasCStr == NULL) { // If no key exists, use default (0,0,0,0,0) areas->push(); return OK; } String8 areasStr(areasCStr); ssize_t areaStart = areasStr.find("(", 0) + 1; while (areaStart != 0) { const char* area = areasStr.string() + areaStart; char *numEnd; int vals[NUM_FIELDS]; for (size_t i = 0; i < NUM_FIELDS; i++) { errno = 0; vals[i] = strtol(area, &numEnd, 10); if (errno || numEnd == area) return BAD_VALUE; area = numEnd + 1; } areas->push(Parameters::Area( vals[0], vals[1], vals[2], vals[3], vals[4]) ); areaStart = areasStr.find("(", areaStart) + 1; } return OK; } status_t Parameters::validateAreas(const Vector &areas, size_t maxRegions, AreaKind areaKind) const { // Definition of valid area can be found in // include/camera/CameraParameters.h if (areas.size() == 0) return BAD_VALUE; if (areas.size() == 1) { if (areas[0].left == 0 && areas[0].top == 0 && areas[0].right == 0 && areas[0].bottom == 0 && areas[0].weight == 0) { // Single (0,0,0,0,0) entry is always valid (== driver decides) return OK; } } // fixed focus can only set (0,0,0,0,0) focus area if (areaKind == AREA_KIND_FOCUS && focusMode == FOCUS_MODE_FIXED) { return BAD_VALUE; } if (areas.size() > maxRegions) { ALOGE("%s: Too many areas requested: %zu", __FUNCTION__, areas.size()); return BAD_VALUE; } for (Vector::const_iterator a = areas.begin(); a != areas.end(); a++) { if (a->weight < 1 || a->weight > 1000) return BAD_VALUE; if (a->left < -1000 || a->left > 1000) return BAD_VALUE; if (a->top < -1000 || a->top > 1000) return BAD_VALUE; if (a->right < -1000 || a->right > 1000) return BAD_VALUE; if (a->bottom < -1000 || a->bottom > 1000) return BAD_VALUE; if (a->left >= a->right) return BAD_VALUE; if (a->top >= a->bottom) return BAD_VALUE; } return OK; } bool Parameters::boolFromString(const char *boolStr) { return !boolStr ? false : !strcmp(boolStr, CameraParameters::TRUE) ? true : false; } int Parameters::degToTransform(int degrees, bool mirror) { if (!mirror) { if (degrees == 0) return 0; else if (degrees == 90) return HAL_TRANSFORM_ROT_90; else if (degrees == 180) return HAL_TRANSFORM_ROT_180; else if (degrees == 270) return HAL_TRANSFORM_ROT_270; } else { // Do mirror (horizontal flip) if (degrees == 0) { // FLIP_H and ROT_0 return HAL_TRANSFORM_FLIP_H; } else if (degrees == 90) { // FLIP_H and ROT_90 return HAL_TRANSFORM_FLIP_H | HAL_TRANSFORM_ROT_90; } else if (degrees == 180) { // FLIP_H and ROT_180 return HAL_TRANSFORM_FLIP_V; } else if (degrees == 270) { // FLIP_H and ROT_270 return HAL_TRANSFORM_FLIP_V | HAL_TRANSFORM_ROT_90; } } ALOGE("%s: Bad input: %d", __FUNCTION__, degrees); return -1; } int Parameters::cropXToArray(int x) const { ALOG_ASSERT(x >= 0, "Crop-relative X coordinate = '%d' is out of bounds" "(lower = 0)", x); CropRegion previewCrop = calculateCropRegion(/*previewOnly*/ true); ALOG_ASSERT(x < previewCrop.width, "Crop-relative X coordinate = '%d' " "is out of bounds (upper = %f)", x, previewCrop.width); int ret = x + previewCrop.left; ALOG_ASSERT( (ret >= 0 && ret < fastInfo.arrayWidth), "Calculated pixel array value X = '%d' is out of bounds (upper = %d)", ret, fastInfo.arrayWidth); return ret; } int Parameters::cropYToArray(int y) const { ALOG_ASSERT(y >= 0, "Crop-relative Y coordinate = '%d' is out of bounds " "(lower = 0)", y); CropRegion previewCrop = calculateCropRegion(/*previewOnly*/ true); ALOG_ASSERT(y < previewCrop.height, "Crop-relative Y coordinate = '%d' is " "out of bounds (upper = %f)", y, previewCrop.height); int ret = y + previewCrop.top; ALOG_ASSERT( (ret >= 0 && ret < fastInfo.arrayHeight), "Calculated pixel array value Y = '%d' is out of bounds (upper = %d)", ret, fastInfo.arrayHeight); return ret; } int Parameters::normalizedXToCrop(int x) const { CropRegion previewCrop = calculateCropRegion(/*previewOnly*/ true); return (x + 1000) * (previewCrop.width - 1) / 2000; } int Parameters::normalizedYToCrop(int y) const { CropRegion previewCrop = calculateCropRegion(/*previewOnly*/ true); return (y + 1000) * (previewCrop.height - 1) / 2000; } int Parameters::normalizedXToArray(int x) const { // Work-around for HAL pre-scaling the coordinates themselves if (quirks.meteringCropRegion) { return (x + 1000) * (fastInfo.arrayWidth - 1) / 2000; } return cropXToArray(normalizedXToCrop(x)); } int Parameters::normalizedYToArray(int y) const { // Work-around for HAL pre-scaling the coordinates themselves if (quirks.meteringCropRegion) { return (y + 1000) * (fastInfo.arrayHeight - 1) / 2000; } return cropYToArray(normalizedYToCrop(y)); } Parameters::CropRegion Parameters::calculatePreviewCrop( const CropRegion &scalerCrop) const { float left, top, width, height; float previewAspect = static_cast(previewWidth) / previewHeight; float cropAspect = scalerCrop.width / scalerCrop.height; if (previewAspect > cropAspect) { width = scalerCrop.width; height = cropAspect * scalerCrop.height / previewAspect; left = scalerCrop.left; top = scalerCrop.top + (scalerCrop.height - height) / 2; } else { width = previewAspect * scalerCrop.width / cropAspect; height = scalerCrop.height; left = scalerCrop.left + (scalerCrop.width - width) / 2; top = scalerCrop.top; } CropRegion previewCrop = {left, top, width, height}; return previewCrop; } int Parameters::arrayXToNormalizedWithCrop(int x, const CropRegion &scalerCrop) const { // Work-around for HAL pre-scaling the coordinates themselves if (quirks.meteringCropRegion) { return x * 2000 / (fastInfo.arrayWidth - 1) - 1000; } else { CropRegion previewCrop = calculatePreviewCrop(scalerCrop); return (x - previewCrop.left) * 2000 / (previewCrop.width - 1) - 1000; } } int Parameters::arrayYToNormalizedWithCrop(int y, const CropRegion &scalerCrop) const { // Work-around for HAL pre-scaling the coordinates themselves if (quirks.meteringCropRegion) { return y * 2000 / (fastInfo.arrayHeight - 1) - 1000; } else { CropRegion previewCrop = calculatePreviewCrop(scalerCrop); return (y - previewCrop.top) * 2000 / (previewCrop.height - 1) - 1000; } } status_t Parameters::getFilteredSizes(Size limit, Vector *sizes) { if (info == NULL) { ALOGE("%s: Static metadata is not initialized", __FUNCTION__); return NO_INIT; } if (sizes == NULL) { ALOGE("%s: Input size is null", __FUNCTION__); return BAD_VALUE; } sizes->clear(); Vector scs = getStreamConfigurations(); for (size_t i=0; i < scs.size(); i++) { const StreamConfiguration &sc = scs[i]; if (sc.isInput == ANDROID_SCALER_AVAILABLE_STREAM_CONFIGURATIONS_OUTPUT && sc.format == HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED && sc.width <= limit.width && sc.height <= limit.height) { int64_t minFrameDuration = getMinFrameDurationNs( {sc.width, sc.height}, HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED); if (minFrameDuration > MAX_PREVIEW_RECORD_DURATION_NS) { // Filter slow sizes from preview/record continue; } sizes->push({sc.width, sc.height}); } } if (sizes->isEmpty()) { ALOGE("generated preview size list is empty!!"); return BAD_VALUE; } return OK; } Parameters::Size Parameters::getMaxSizeForRatio( float ratio, const int32_t* sizeArray, size_t count) { ALOG_ASSERT(sizeArray != NULL, "size array shouldn't be NULL"); ALOG_ASSERT(count >= 2 && count % 2 == 0, "count must be a positive even number"); Size maxSize = {0, 0}; for (size_t i = 0; i < count; i += 2) { if (sizeArray[i] > 0 && sizeArray[i+1] > 0) { float curRatio = static_cast(sizeArray[i]) / sizeArray[i+1]; if (fabs(curRatio - ratio) < ASPECT_RATIO_TOLERANCE && maxSize.width < sizeArray[i]) { maxSize.width = sizeArray[i]; maxSize.height = sizeArray[i+1]; } } } if (maxSize.width == 0 || maxSize.height == 0) { maxSize.width = sizeArray[0]; maxSize.height = sizeArray[1]; ALOGW("Unable to find the size to match the given aspect ratio %f." "Fall back to %d x %d", ratio, maxSize.width, maxSize.height); } return maxSize; } Parameters::Size Parameters::getMaxSize(const Vector &sizes) { Size maxSize = {-1, -1}; for (size_t i = 0; i < sizes.size(); i++) { if (sizes[i].width > maxSize.width || (sizes[i].width == maxSize.width && sizes[i].height > maxSize.height )) { maxSize = sizes[i]; } } return maxSize; } Vector Parameters::getStreamConfigurations() { const int STREAM_CONFIGURATION_SIZE = 4; const int STREAM_FORMAT_OFFSET = 0; const int STREAM_WIDTH_OFFSET = 1; const int STREAM_HEIGHT_OFFSET = 2; const int STREAM_IS_INPUT_OFFSET = 3; Vector scs; camera_metadata_ro_entry_t availableStreamConfigs = staticInfo(ANDROID_SCALER_AVAILABLE_STREAM_CONFIGURATIONS); for (size_t i = 0; i < availableStreamConfigs.count; i+= STREAM_CONFIGURATION_SIZE) { int32_t format = availableStreamConfigs.data.i32[i + STREAM_FORMAT_OFFSET]; int32_t width = availableStreamConfigs.data.i32[i + STREAM_WIDTH_OFFSET]; int32_t height = availableStreamConfigs.data.i32[i + STREAM_HEIGHT_OFFSET]; int32_t isInput = availableStreamConfigs.data.i32[i + STREAM_IS_INPUT_OFFSET]; StreamConfiguration sc = {format, width, height, isInput}; scs.add(sc); } return scs; } int64_t Parameters::getJpegStreamMinFrameDurationNs(Parameters::Size size) { return getMinFrameDurationNs(size, HAL_PIXEL_FORMAT_BLOB); } int64_t Parameters::getMinFrameDurationNs(Parameters::Size size, int fmt) { const int STREAM_DURATION_SIZE = 4; const int STREAM_FORMAT_OFFSET = 0; const int STREAM_WIDTH_OFFSET = 1; const int STREAM_HEIGHT_OFFSET = 2; const int STREAM_DURATION_OFFSET = 3; camera_metadata_ro_entry_t availableStreamMinDurations = staticInfo(ANDROID_SCALER_AVAILABLE_MIN_FRAME_DURATIONS); for (size_t i = 0; i < availableStreamMinDurations.count; i+= STREAM_DURATION_SIZE) { int64_t format = availableStreamMinDurations.data.i64[i + STREAM_FORMAT_OFFSET]; int64_t width = availableStreamMinDurations.data.i64[i + STREAM_WIDTH_OFFSET]; int64_t height = availableStreamMinDurations.data.i64[i + STREAM_HEIGHT_OFFSET]; int64_t duration = availableStreamMinDurations.data.i64[i + STREAM_DURATION_OFFSET]; if (format == fmt && width == size.width && height == size.height) { return duration; } } return -1; } bool Parameters::isFpsSupported(const Vector &sizes, int format, int32_t fps) { // Get min frame duration for each size and check if the given fps range can be supported. for (size_t i = 0 ; i < sizes.size(); i++) { int64_t minFrameDuration = getMinFrameDurationNs(sizes[i], format); if (minFrameDuration <= 0) { ALOGE("Min frame duration (%" PRId64") for size (%dx%d) and format 0x%x is wrong!", minFrameDuration, sizes[i].width, sizes[i].height, format); return false; } int32_t maxSupportedFps = 1e9 / minFrameDuration; // Add some margin here for the case where the hal supports 29.xxxfps. maxSupportedFps += FPS_MARGIN; if (fps > maxSupportedFps) { return false; } } return true; } SortedVector Parameters::getAvailableOutputFormats() { SortedVector outputFormats; // Non-duplicated output formats Vector scs = getStreamConfigurations(); for (size_t i = 0; i < scs.size(); i++) { const StreamConfiguration &sc = scs[i]; if (sc.isInput == ANDROID_SCALER_AVAILABLE_STREAM_CONFIGURATIONS_OUTPUT) { outputFormats.add(sc.format); } } return outputFormats; } Vector Parameters::getAvailableJpegSizes() { Vector jpegSizes; Vector scs = getStreamConfigurations(); for (size_t i = 0; i < scs.size(); i++) { const StreamConfiguration &sc = scs[i]; if (sc.isInput == ANDROID_SCALER_AVAILABLE_STREAM_CONFIGURATIONS_OUTPUT && sc.format == HAL_PIXEL_FORMAT_BLOB) { Size sz = {sc.width, sc.height}; jpegSizes.add(sz); } } return jpegSizes; } Vector Parameters::getPreferredStreamConfigurations( int32_t usecaseId) const { const size_t STREAM_CONFIGURATION_SIZE = 5; const size_t STREAM_WIDTH_OFFSET = 0; const size_t STREAM_HEIGHT_OFFSET = 1; const size_t STREAM_FORMAT_OFFSET = 2; const size_t STREAM_IS_INPUT_OFFSET = 3; const size_t STREAM_USECASE_BITMAP_OFFSET = 4; Vector scs; if (fastInfo.supportsPreferredConfigs) { camera_metadata_ro_entry_t availableStreamConfigs = staticInfo( ANDROID_SCALER_AVAILABLE_RECOMMENDED_STREAM_CONFIGURATIONS); for (size_t i = 0; i < availableStreamConfigs.count; i+= STREAM_CONFIGURATION_SIZE) { int32_t width = availableStreamConfigs.data.i32[i + STREAM_WIDTH_OFFSET]; int32_t height = availableStreamConfigs.data.i32[i + STREAM_HEIGHT_OFFSET]; int32_t format = availableStreamConfigs.data.i32[i + STREAM_FORMAT_OFFSET]; int32_t isInput = availableStreamConfigs.data.i32[i + STREAM_IS_INPUT_OFFSET]; int32_t supportedUsecases = availableStreamConfigs.data.i32[i + STREAM_USECASE_BITMAP_OFFSET]; if (supportedUsecases & (1 << usecaseId)) { StreamConfiguration sc = {format, width, height, isInput}; scs.add(sc); } } } return scs; } Vector Parameters::getPreferredFilteredSizes(int32_t usecaseId, int32_t format) const { Vector sizes; Vector scs = getPreferredStreamConfigurations(usecaseId); for (const auto &it : scs) { if (it.format == format) { sizes.add({it.width, it.height}); } } return sizes; } Vector Parameters::getPreferredJpegSizes() const { return getPreferredFilteredSizes( ANDROID_SCALER_AVAILABLE_RECOMMENDED_STREAM_CONFIGURATIONS_SNAPSHOT, HAL_PIXEL_FORMAT_BLOB); } Vector Parameters::getPreferredPreviewSizes() const { return getPreferredFilteredSizes( ANDROID_SCALER_AVAILABLE_RECOMMENDED_STREAM_CONFIGURATIONS_PREVIEW, HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED); } Vector Parameters::getPreferredVideoSizes() const { return getPreferredFilteredSizes( ANDROID_SCALER_AVAILABLE_RECOMMENDED_STREAM_CONFIGURATIONS_RECORD, HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED); } Parameters::CropRegion Parameters::calculateCropRegion(bool previewOnly) const { float zoomLeft, zoomTop, zoomWidth, zoomHeight; // Need to convert zoom index into a crop rectangle. The rectangle is // chosen to maximize its area on the sensor camera_metadata_ro_entry_t maxDigitalZoom = staticInfo(ANDROID_SCALER_AVAILABLE_MAX_DIGITAL_ZOOM); // For each zoom step by how many pixels more do we change the zoom float zoomIncrement = (maxDigitalZoom.data.f[0] - 1) / (NUM_ZOOM_STEPS-1); // The desired activeAreaWidth/cropAreaWidth ratio (or height if h>w) // via interpolating zoom step into a zoom ratio float zoomRatio = 1 + zoomIncrement * zoom; ALOG_ASSERT( (zoomRatio >= 1.f && zoomRatio <= maxDigitalZoom.data.f[0]), "Zoom ratio calculated out of bounds. Expected 1 - %f, actual: %f", maxDigitalZoom.data.f[0], zoomRatio); ALOGV("Zoom maxDigital=%f, increment=%f, ratio=%f, previewWidth=%d, " "previewHeight=%d, activeWidth=%d, activeHeight=%d", maxDigitalZoom.data.f[0], zoomIncrement, zoomRatio, previewWidth, previewHeight, fastInfo.arrayWidth, fastInfo.arrayHeight); if (previewOnly) { // Calculate a tight crop region for the preview stream only float previewRatio = static_cast(previewWidth) / previewHeight; /* Ensure that the width/height never go out of bounds * by scaling across a diffent dimension if an out-of-bounds * possibility exists. * * e.g. if the previewratio < arrayratio and e.g. zoomratio = 1.0, then by * calculating the zoomWidth from zoomHeight we'll actually get a * zoomheight > arrayheight */ float arrayRatio = 1.f * fastInfo.arrayWidth / fastInfo.arrayHeight; if (previewRatio >= arrayRatio) { // Adjust the height based on the width zoomWidth = fastInfo.arrayWidth / zoomRatio; zoomHeight = zoomWidth * previewHeight / previewWidth; } else { // Adjust the width based on the height zoomHeight = fastInfo.arrayHeight / zoomRatio; zoomWidth = zoomHeight * previewWidth / previewHeight; } } else { // Calculate the global crop region with a shape matching the active // array. zoomWidth = fastInfo.arrayWidth / zoomRatio; zoomHeight = fastInfo.arrayHeight / zoomRatio; } // center the zoom area within the active area zoomLeft = (fastInfo.arrayWidth - zoomWidth) / 2; zoomTop = (fastInfo.arrayHeight - zoomHeight) / 2; ALOGV("Crop region calculated (x=%d,y=%d,w=%f,h=%f) for zoom=%d", (int32_t)zoomLeft, (int32_t)zoomTop, zoomWidth, zoomHeight, this->zoom); CropRegion crop = { zoomLeft, zoomTop, zoomWidth, zoomHeight }; return crop; } status_t Parameters::calculatePictureFovs(float *horizFov, float *vertFov) const { if (fastInfo.isExternalCamera) { if (horizFov != NULL) { *horizFov = -1.0; } if (vertFov != NULL) { *vertFov = -1.0; } return OK; } camera_metadata_ro_entry_t sensorSize = staticInfo(ANDROID_SENSOR_INFO_PHYSICAL_SIZE, 2, 2); if (!sensorSize.count) return NO_INIT; camera_metadata_ro_entry_t pixelArraySize = staticInfo(ANDROID_SENSOR_INFO_PIXEL_ARRAY_SIZE, 2, 2); if (!pixelArraySize.count) return NO_INIT; float arrayAspect = static_cast(fastInfo.arrayWidth) / fastInfo.arrayHeight; float stillAspect = static_cast(pictureWidth) / pictureHeight; ALOGV("Array aspect: %f, still aspect: %f", arrayAspect, stillAspect); // The crop factors from the full sensor array to the still picture crop // region float horizCropFactor = 1.f; float vertCropFactor = 1.f; /** * Need to calculate the still image field of view based on the total pixel * array field of view, and the relative aspect ratios of the pixel array * and output streams. * * Special treatment for quirky definition of crop region and relative * stream cropping. */ if (quirks.meteringCropRegion) { // Use max of preview and video as first crop float previewAspect = static_cast(previewWidth) / previewHeight; float videoAspect = static_cast(videoWidth) / videoHeight; if (videoAspect > previewAspect) { previewAspect = videoAspect; } // First crop sensor to preview aspect ratio if (arrayAspect < previewAspect) { vertCropFactor = arrayAspect / previewAspect; } else { horizCropFactor = previewAspect / arrayAspect; } // Second crop to still aspect ratio if (stillAspect < previewAspect) { horizCropFactor *= stillAspect / previewAspect; } else { vertCropFactor *= previewAspect / stillAspect; } } else { /** * Crop are just a function of just the still/array relative aspect * ratios. Since each stream will maximize its area within the crop * region, and for FOV we assume a full-sensor crop region, we only ever * crop the FOV either vertically or horizontally, never both. */ horizCropFactor = (arrayAspect > stillAspect) ? (stillAspect / arrayAspect) : 1.f; vertCropFactor = (arrayAspect < stillAspect) ? (arrayAspect / stillAspect) : 1.f; } /** * Convert the crop factors w.r.t the active array size to the crop factors * w.r.t the pixel array size. */ horizCropFactor *= (static_cast(fastInfo.arrayWidth) / pixelArraySize.data.i32[0]); vertCropFactor *= (static_cast(fastInfo.arrayHeight) / pixelArraySize.data.i32[1]); ALOGV("Horiz crop factor: %f, vert crop fact: %f", horizCropFactor, vertCropFactor); /** * Basic field of view formula is: * angle of view = 2 * arctangent ( d / 2f ) * where d is the physical sensor dimension of interest, and f is * the focal length. This only applies to rectilinear sensors, for focusing * at distances >> f, etc. */ if (horizFov != NULL) { *horizFov = 180 / M_PI * 2 * atanf(horizCropFactor * sensorSize.data.f[0] / (2 * fastInfo.defaultFocalLength)); } if (vertFov != NULL) { *vertFov = 180 / M_PI * 2 * atanf(vertCropFactor * sensorSize.data.f[1] / (2 * fastInfo.defaultFocalLength)); } return OK; } int32_t Parameters::fpsFromRange(int32_t /*min*/, int32_t max) const { return max; } }; // namespace camera2 }; // namespace android