| /* |
| * Copyright (C) 2013 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 "CameraDeviceClient" |
| #define ATRACE_TAG ATRACE_TAG_CAMERA |
| //#define LOG_NDEBUG 0 |
| |
| #include <cutils/properties.h> |
| #include <utils/Log.h> |
| #include <utils/Trace.h> |
| #include <gui/Surface.h> |
| #include <camera/camera2/CaptureRequest.h> |
| #include <camera/CameraUtils.h> |
| |
| #include "common/CameraDeviceBase.h" |
| #include "api2/CameraDeviceClient.h" |
| |
| |
| |
| namespace android { |
| using namespace camera2; |
| |
| CameraDeviceClientBase::CameraDeviceClientBase( |
| const sp<CameraService>& cameraService, |
| const sp<ICameraDeviceCallbacks>& remoteCallback, |
| const String16& clientPackageName, |
| int cameraId, |
| int cameraFacing, |
| int clientPid, |
| uid_t clientUid, |
| int servicePid) : |
| BasicClient(cameraService, |
| IInterface::asBinder(remoteCallback), |
| clientPackageName, |
| cameraId, |
| cameraFacing, |
| clientPid, |
| clientUid, |
| servicePid), |
| mRemoteCallback(remoteCallback) { |
| } |
| |
| // Interface used by CameraService |
| |
| CameraDeviceClient::CameraDeviceClient(const sp<CameraService>& cameraService, |
| const sp<ICameraDeviceCallbacks>& remoteCallback, |
| const String16& clientPackageName, |
| int cameraId, |
| int cameraFacing, |
| int clientPid, |
| uid_t clientUid, |
| int servicePid) : |
| Camera2ClientBase(cameraService, remoteCallback, clientPackageName, |
| cameraId, cameraFacing, clientPid, clientUid, servicePid), |
| mInputStream(), |
| mRequestIdCounter(0) { |
| |
| ATRACE_CALL(); |
| ALOGI("CameraDeviceClient %d: Opened", cameraId); |
| } |
| |
| status_t CameraDeviceClient::initialize(CameraModule *module) |
| { |
| ATRACE_CALL(); |
| status_t res; |
| |
| res = Camera2ClientBase::initialize(module); |
| if (res != OK) { |
| return res; |
| } |
| |
| String8 threadName; |
| mFrameProcessor = new FrameProcessorBase(mDevice); |
| threadName = String8::format("CDU-%d-FrameProc", mCameraId); |
| mFrameProcessor->run(threadName.string()); |
| |
| mFrameProcessor->registerListener(FRAME_PROCESSOR_LISTENER_MIN_ID, |
| FRAME_PROCESSOR_LISTENER_MAX_ID, |
| /*listener*/this, |
| /*sendPartials*/true); |
| |
| return OK; |
| } |
| |
| CameraDeviceClient::~CameraDeviceClient() { |
| } |
| |
| status_t CameraDeviceClient::submitRequest(sp<CaptureRequest> request, |
| bool streaming, |
| /*out*/ |
| int64_t* lastFrameNumber) { |
| List<sp<CaptureRequest> > requestList; |
| requestList.push_back(request); |
| return submitRequestList(requestList, streaming, lastFrameNumber); |
| } |
| |
| status_t CameraDeviceClient::submitRequestList(List<sp<CaptureRequest> > requests, |
| bool streaming, int64_t* lastFrameNumber) { |
| ATRACE_CALL(); |
| ALOGV("%s-start of function. Request list size %zu", __FUNCTION__, requests.size()); |
| |
| status_t res; |
| if ( (res = checkPid(__FUNCTION__) ) != OK) return res; |
| |
| Mutex::Autolock icl(mBinderSerializationLock); |
| |
| if (!mDevice.get()) return DEAD_OBJECT; |
| |
| if (requests.empty()) { |
| ALOGE("%s: Camera %d: Sent null request. Rejecting request.", |
| __FUNCTION__, mCameraId); |
| return BAD_VALUE; |
| } |
| |
| List<const CameraMetadata> metadataRequestList; |
| int32_t requestId = mRequestIdCounter; |
| uint32_t loopCounter = 0; |
| |
| for (List<sp<CaptureRequest> >::iterator it = requests.begin(); it != requests.end(); ++it) { |
| sp<CaptureRequest> request = *it; |
| if (request == 0) { |
| ALOGE("%s: Camera %d: Sent null request.", |
| __FUNCTION__, mCameraId); |
| return BAD_VALUE; |
| } else if (request->mIsReprocess) { |
| if (!mInputStream.configured) { |
| ALOGE("%s: Camera %d: no input stream is configured.", __FUNCTION__, mCameraId); |
| return BAD_VALUE; |
| } else if (streaming) { |
| ALOGE("%s: Camera %d: streaming reprocess requests not supported.", __FUNCTION__, |
| mCameraId); |
| return BAD_VALUE; |
| } |
| } |
| |
| CameraMetadata metadata(request->mMetadata); |
| if (metadata.isEmpty()) { |
| ALOGE("%s: Camera %d: Sent empty metadata packet. Rejecting request.", |
| __FUNCTION__, mCameraId); |
| return BAD_VALUE; |
| } else if (request->mSurfaceList.isEmpty()) { |
| ALOGE("%s: Camera %d: Requests must have at least one surface target. " |
| "Rejecting request.", __FUNCTION__, mCameraId); |
| return BAD_VALUE; |
| } |
| |
| if (!enforceRequestPermissions(metadata)) { |
| // Callee logs |
| return PERMISSION_DENIED; |
| } |
| |
| /** |
| * Write in the output stream IDs which we calculate from |
| * the capture request's list of surface targets |
| */ |
| Vector<int32_t> outputStreamIds; |
| outputStreamIds.setCapacity(request->mSurfaceList.size()); |
| for (size_t i = 0; i < request->mSurfaceList.size(); ++i) { |
| sp<Surface> surface = request->mSurfaceList[i]; |
| if (surface == 0) continue; |
| |
| sp<IGraphicBufferProducer> gbp = surface->getIGraphicBufferProducer(); |
| int idx = mStreamMap.indexOfKey(IInterface::asBinder(gbp)); |
| |
| // Trying to submit request with surface that wasn't created |
| if (idx == NAME_NOT_FOUND) { |
| ALOGE("%s: Camera %d: Tried to submit a request with a surface that" |
| " we have not called createStream on", |
| __FUNCTION__, mCameraId); |
| return BAD_VALUE; |
| } |
| |
| int streamId = mStreamMap.valueAt(idx); |
| outputStreamIds.push_back(streamId); |
| ALOGV("%s: Camera %d: Appending output stream %d to request", |
| __FUNCTION__, mCameraId, streamId); |
| } |
| |
| metadata.update(ANDROID_REQUEST_OUTPUT_STREAMS, &outputStreamIds[0], |
| outputStreamIds.size()); |
| |
| if (request->mIsReprocess) { |
| metadata.update(ANDROID_REQUEST_INPUT_STREAMS, &mInputStream.id, 1); |
| } |
| |
| metadata.update(ANDROID_REQUEST_ID, &requestId, /*size*/1); |
| loopCounter++; // loopCounter starts from 1 |
| ALOGV("%s: Camera %d: Creating request with ID %d (%d of %zu)", |
| __FUNCTION__, mCameraId, requestId, loopCounter, requests.size()); |
| |
| metadataRequestList.push_back(metadata); |
| } |
| mRequestIdCounter++; |
| |
| if (streaming) { |
| res = mDevice->setStreamingRequestList(metadataRequestList, lastFrameNumber); |
| if (res != OK) { |
| ALOGE("%s: Camera %d: Got error %d after trying to set streaming " |
| "request", __FUNCTION__, mCameraId, res); |
| } else { |
| mStreamingRequestList.push_back(requestId); |
| } |
| } else { |
| res = mDevice->captureList(metadataRequestList, lastFrameNumber); |
| if (res != OK) { |
| ALOGE("%s: Camera %d: Got error %d after trying to set capture", |
| __FUNCTION__, mCameraId, res); |
| } |
| ALOGV("%s: requestId = %d ", __FUNCTION__, requestId); |
| } |
| |
| ALOGV("%s: Camera %d: End of function", __FUNCTION__, mCameraId); |
| if (res == OK) { |
| return requestId; |
| } |
| |
| return res; |
| } |
| |
| status_t CameraDeviceClient::cancelRequest(int requestId, int64_t* lastFrameNumber) { |
| ATRACE_CALL(); |
| ALOGV("%s, requestId = %d", __FUNCTION__, requestId); |
| |
| status_t res; |
| |
| if ( (res = checkPid(__FUNCTION__) ) != OK) return res; |
| |
| Mutex::Autolock icl(mBinderSerializationLock); |
| |
| if (!mDevice.get()) return DEAD_OBJECT; |
| |
| Vector<int>::iterator it, end; |
| for (it = mStreamingRequestList.begin(), end = mStreamingRequestList.end(); |
| it != end; ++it) { |
| if (*it == requestId) { |
| break; |
| } |
| } |
| |
| if (it == end) { |
| ALOGE("%s: Camera%d: Did not find request id %d in list of streaming " |
| "requests", __FUNCTION__, mCameraId, requestId); |
| return BAD_VALUE; |
| } |
| |
| res = mDevice->clearStreamingRequest(lastFrameNumber); |
| |
| if (res == OK) { |
| ALOGV("%s: Camera %d: Successfully cleared streaming request", |
| __FUNCTION__, mCameraId); |
| mStreamingRequestList.erase(it); |
| } |
| |
| return res; |
| } |
| |
| status_t CameraDeviceClient::beginConfigure() { |
| // TODO: Implement this. |
| ALOGV("%s: Not implemented yet.", __FUNCTION__); |
| return OK; |
| } |
| |
| status_t CameraDeviceClient::endConfigure(bool isConstrainedHighSpeed) { |
| ALOGV("%s: ending configure (%d input stream, %zu output streams)", |
| __FUNCTION__, mInputStream.configured ? 1 : 0, mStreamMap.size()); |
| |
| // Sanitize the high speed session against necessary capability bit. |
| if (isConstrainedHighSpeed) { |
| CameraMetadata staticInfo = mDevice->info(); |
| camera_metadata_entry_t entry = staticInfo.find(ANDROID_REQUEST_AVAILABLE_CAPABILITIES); |
| bool isConstrainedHighSpeedSupported = false; |
| for(size_t i = 0; i < entry.count; ++i) { |
| uint8_t capability = entry.data.u8[i]; |
| if (capability == ANDROID_REQUEST_AVAILABLE_CAPABILITIES_CONSTRAINED_HIGH_SPEED_VIDEO) { |
| isConstrainedHighSpeedSupported = true; |
| break; |
| } |
| } |
| if (!isConstrainedHighSpeedSupported) { |
| ALOGE("%s: Camera %d: Try to create a constrained high speed configuration on a device" |
| " that doesn't support it.", |
| __FUNCTION__, mCameraId); |
| return INVALID_OPERATION; |
| } |
| } |
| |
| status_t res; |
| if ( (res = checkPid(__FUNCTION__) ) != OK) return res; |
| |
| Mutex::Autolock icl(mBinderSerializationLock); |
| |
| if (!mDevice.get()) return DEAD_OBJECT; |
| |
| return mDevice->configureStreams(isConstrainedHighSpeed); |
| } |
| |
| status_t CameraDeviceClient::deleteStream(int streamId) { |
| ATRACE_CALL(); |
| ALOGV("%s (streamId = 0x%x)", __FUNCTION__, streamId); |
| |
| status_t res; |
| if ( (res = checkPid(__FUNCTION__) ) != OK) return res; |
| |
| Mutex::Autolock icl(mBinderSerializationLock); |
| |
| if (!mDevice.get()) return DEAD_OBJECT; |
| |
| bool isInput = false; |
| ssize_t index = NAME_NOT_FOUND; |
| |
| if (mInputStream.configured && mInputStream.id == streamId) { |
| isInput = true; |
| } else { |
| // Guard against trying to delete non-created streams |
| for (size_t i = 0; i < mStreamMap.size(); ++i) { |
| if (streamId == mStreamMap.valueAt(i)) { |
| index = i; |
| break; |
| } |
| } |
| |
| if (index == NAME_NOT_FOUND) { |
| ALOGW("%s: Camera %d: Invalid stream ID (%d) specified, no stream " |
| "created yet", __FUNCTION__, mCameraId, streamId); |
| return BAD_VALUE; |
| } |
| } |
| |
| // Also returns BAD_VALUE if stream ID was not valid |
| res = mDevice->deleteStream(streamId); |
| |
| if (res == BAD_VALUE) { |
| ALOGE("%s: Camera %d: Unexpected BAD_VALUE when deleting stream, but we" |
| " already checked and the stream ID (%d) should be valid.", |
| __FUNCTION__, mCameraId, streamId); |
| } else if (res == OK) { |
| if (isInput) { |
| mInputStream.configured = false; |
| } else { |
| mStreamMap.removeItemsAt(index); |
| } |
| } |
| |
| return res; |
| } |
| |
| status_t CameraDeviceClient::createStream(const OutputConfiguration &outputConfiguration) |
| { |
| ATRACE_CALL(); |
| |
| status_t res; |
| if ( (res = checkPid(__FUNCTION__) ) != OK) return res; |
| |
| Mutex::Autolock icl(mBinderSerializationLock); |
| |
| |
| sp<IGraphicBufferProducer> bufferProducer = outputConfiguration.getGraphicBufferProducer(); |
| if (bufferProducer == NULL) { |
| ALOGE("%s: bufferProducer must not be null", __FUNCTION__); |
| return BAD_VALUE; |
| } |
| if (!mDevice.get()) return DEAD_OBJECT; |
| |
| // Don't create multiple streams for the same target surface |
| { |
| ssize_t index = mStreamMap.indexOfKey(IInterface::asBinder(bufferProducer)); |
| if (index != NAME_NOT_FOUND) { |
| ALOGW("%s: Camera %d: Buffer producer already has a stream for it " |
| "(ID %zd)", |
| __FUNCTION__, mCameraId, index); |
| return ALREADY_EXISTS; |
| } |
| } |
| |
| // HACK b/10949105 |
| // Query consumer usage bits to set async operation mode for |
| // GLConsumer using controlledByApp parameter. |
| bool useAsync = false; |
| int32_t consumerUsage; |
| if ((res = bufferProducer->query(NATIVE_WINDOW_CONSUMER_USAGE_BITS, |
| &consumerUsage)) != OK) { |
| ALOGE("%s: Camera %d: Failed to query consumer usage", __FUNCTION__, |
| mCameraId); |
| return res; |
| } |
| if (consumerUsage & GraphicBuffer::USAGE_HW_TEXTURE) { |
| ALOGW("%s: Camera %d: Forcing asynchronous mode for stream", |
| __FUNCTION__, mCameraId); |
| useAsync = true; |
| } |
| |
| int32_t disallowedFlags = GraphicBuffer::USAGE_HW_VIDEO_ENCODER | |
| GRALLOC_USAGE_RENDERSCRIPT; |
| int32_t allowedFlags = GraphicBuffer::USAGE_SW_READ_MASK | |
| GraphicBuffer::USAGE_HW_TEXTURE | |
| GraphicBuffer::USAGE_HW_COMPOSER; |
| bool flexibleConsumer = (consumerUsage & disallowedFlags) == 0 && |
| (consumerUsage & allowedFlags) != 0; |
| |
| sp<IBinder> binder = IInterface::asBinder(bufferProducer); |
| sp<Surface> surface = new Surface(bufferProducer, useAsync); |
| ANativeWindow *anw = surface.get(); |
| |
| int width, height, format; |
| android_dataspace dataSpace; |
| |
| if ((res = anw->query(anw, NATIVE_WINDOW_WIDTH, &width)) != OK) { |
| ALOGE("%s: Camera %d: Failed to query Surface width", __FUNCTION__, |
| mCameraId); |
| return res; |
| } |
| if ((res = anw->query(anw, NATIVE_WINDOW_HEIGHT, &height)) != OK) { |
| ALOGE("%s: Camera %d: Failed to query Surface height", __FUNCTION__, |
| mCameraId); |
| return res; |
| } |
| if ((res = anw->query(anw, NATIVE_WINDOW_FORMAT, &format)) != OK) { |
| ALOGE("%s: Camera %d: Failed to query Surface format", __FUNCTION__, |
| mCameraId); |
| return res; |
| } |
| if ((res = anw->query(anw, NATIVE_WINDOW_DEFAULT_DATASPACE, |
| reinterpret_cast<int*>(&dataSpace))) != OK) { |
| ALOGE("%s: Camera %d: Failed to query Surface dataSpace", __FUNCTION__, |
| mCameraId); |
| return res; |
| } |
| |
| // FIXME: remove this override since the default format should be |
| // IMPLEMENTATION_DEFINED. b/9487482 |
| if (format >= HAL_PIXEL_FORMAT_RGBA_8888 && |
| format <= HAL_PIXEL_FORMAT_BGRA_8888) { |
| ALOGW("%s: Camera %d: Overriding format %#x to IMPLEMENTATION_DEFINED", |
| __FUNCTION__, mCameraId, format); |
| format = HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED; |
| } |
| |
| // Round dimensions to the nearest dimensions available for this format |
| if (flexibleConsumer && !CameraDeviceClient::roundBufferDimensionNearest(width, height, |
| format, dataSpace, mDevice->info(), /*out*/&width, /*out*/&height)) { |
| ALOGE("%s: No stream configurations with the format %#x defined, failed to create stream.", |
| __FUNCTION__, format); |
| return BAD_VALUE; |
| } |
| |
| // TODO: Hookup the stream set id with upper layer. |
| int streamId = camera3::CAMERA3_STREAM_ID_INVALID; |
| res = mDevice->createStream(surface, width, height, format, dataSpace, |
| static_cast<camera3_stream_rotation_t> |
| (outputConfiguration.getRotation()), |
| &streamId); |
| |
| if (res == OK) { |
| mStreamMap.add(binder, streamId); |
| |
| ALOGV("%s: Camera %d: Successfully created a new stream ID %d", |
| __FUNCTION__, mCameraId, streamId); |
| |
| /** |
| * Set the stream transform flags to automatically |
| * rotate the camera stream for preview use cases. |
| */ |
| int32_t transform = 0; |
| res = getRotationTransformLocked(&transform); |
| |
| if (res != OK) { |
| // Error logged by getRotationTransformLocked. |
| return res; |
| } |
| |
| res = mDevice->setStreamTransform(streamId, transform); |
| if (res != OK) { |
| ALOGE("%s: Failed to set stream transform (stream id %d)", |
| __FUNCTION__, streamId); |
| return res; |
| } |
| |
| return streamId; |
| } |
| |
| return res; |
| } |
| |
| |
| status_t CameraDeviceClient::createInputStream(int width, int height, |
| int format) { |
| |
| ATRACE_CALL(); |
| ALOGV("%s (w = %d, h = %d, f = 0x%x)", __FUNCTION__, width, height, format); |
| |
| status_t res; |
| if ( (res = checkPid(__FUNCTION__) ) != OK) return res; |
| |
| Mutex::Autolock icl(mBinderSerializationLock); |
| if (!mDevice.get()) return DEAD_OBJECT; |
| |
| if (mInputStream.configured) { |
| ALOGE("%s: Camera %d: Already has an input stream " |
| " configuration. (ID %zd)", __FUNCTION__, mCameraId, |
| mInputStream.id); |
| return ALREADY_EXISTS; |
| } |
| |
| int streamId = -1; |
| res = mDevice->createInputStream(width, height, format, &streamId); |
| if (res == OK) { |
| mInputStream.configured = true; |
| mInputStream.width = width; |
| mInputStream.height = height; |
| mInputStream.format = format; |
| mInputStream.id = streamId; |
| |
| ALOGV("%s: Camera %d: Successfully created a new input stream ID %d", |
| __FUNCTION__, mCameraId, streamId); |
| |
| return streamId; |
| } |
| |
| return res; |
| } |
| |
| status_t CameraDeviceClient::getInputBufferProducer( |
| /*out*/sp<IGraphicBufferProducer> *producer) { |
| status_t res; |
| if ( (res = checkPid(__FUNCTION__) ) != OK) return res; |
| |
| if (producer == NULL) { |
| return BAD_VALUE; |
| } |
| |
| Mutex::Autolock icl(mBinderSerializationLock); |
| if (!mDevice.get()) return DEAD_OBJECT; |
| |
| return mDevice->getInputBufferProducer(producer); |
| } |
| |
| bool CameraDeviceClient::roundBufferDimensionNearest(int32_t width, int32_t height, |
| int32_t format, android_dataspace dataSpace, const CameraMetadata& info, |
| /*out*/int32_t* outWidth, /*out*/int32_t* outHeight) { |
| |
| camera_metadata_ro_entry streamConfigs = |
| (dataSpace == HAL_DATASPACE_DEPTH) ? |
| info.find(ANDROID_DEPTH_AVAILABLE_DEPTH_STREAM_CONFIGURATIONS) : |
| info.find(ANDROID_SCALER_AVAILABLE_STREAM_CONFIGURATIONS); |
| |
| int32_t bestWidth = -1; |
| int32_t bestHeight = -1; |
| |
| // Iterate through listed stream configurations and find the one with the smallest euclidean |
| // distance from the given dimensions for the given format. |
| for (size_t i = 0; i < streamConfigs.count; i += 4) { |
| int32_t fmt = streamConfigs.data.i32[i]; |
| int32_t w = streamConfigs.data.i32[i + 1]; |
| int32_t h = streamConfigs.data.i32[i + 2]; |
| |
| // Ignore input/output type for now |
| if (fmt == format) { |
| if (w == width && h == height) { |
| bestWidth = width; |
| bestHeight = height; |
| break; |
| } else if (w <= ROUNDING_WIDTH_CAP && (bestWidth == -1 || |
| CameraDeviceClient::euclidDistSquare(w, h, width, height) < |
| CameraDeviceClient::euclidDistSquare(bestWidth, bestHeight, width, height))) { |
| bestWidth = w; |
| bestHeight = h; |
| } |
| } |
| } |
| |
| if (bestWidth == -1) { |
| // Return false if no configurations for this format were listed |
| return false; |
| } |
| |
| // Set the outputs to the closet width/height |
| if (outWidth != NULL) { |
| *outWidth = bestWidth; |
| } |
| if (outHeight != NULL) { |
| *outHeight = bestHeight; |
| } |
| |
| // Return true if at least one configuration for this format was listed |
| return true; |
| } |
| |
| int64_t CameraDeviceClient::euclidDistSquare(int32_t x0, int32_t y0, int32_t x1, int32_t y1) { |
| int64_t d0 = x0 - x1; |
| int64_t d1 = y0 - y1; |
| return d0 * d0 + d1 * d1; |
| } |
| |
| // Create a request object from a template. |
| status_t CameraDeviceClient::createDefaultRequest(int templateId, |
| /*out*/ |
| CameraMetadata* request) |
| { |
| ATRACE_CALL(); |
| ALOGV("%s (templateId = 0x%x)", __FUNCTION__, templateId); |
| |
| status_t res; |
| if ( (res = checkPid(__FUNCTION__) ) != OK) return res; |
| |
| Mutex::Autolock icl(mBinderSerializationLock); |
| |
| if (!mDevice.get()) return DEAD_OBJECT; |
| |
| CameraMetadata metadata; |
| if ( (res = mDevice->createDefaultRequest(templateId, &metadata) ) == OK && |
| request != NULL) { |
| |
| request->swap(metadata); |
| } |
| |
| return res; |
| } |
| |
| status_t CameraDeviceClient::getCameraInfo(/*out*/CameraMetadata* info) |
| { |
| ATRACE_CALL(); |
| ALOGV("%s", __FUNCTION__); |
| |
| status_t res = OK; |
| |
| if ( (res = checkPid(__FUNCTION__) ) != OK) return res; |
| |
| Mutex::Autolock icl(mBinderSerializationLock); |
| |
| if (!mDevice.get()) return DEAD_OBJECT; |
| |
| if (info != NULL) { |
| *info = mDevice->info(); // static camera metadata |
| // TODO: merge with device-specific camera metadata |
| } |
| |
| return res; |
| } |
| |
| status_t CameraDeviceClient::waitUntilIdle() |
| { |
| ATRACE_CALL(); |
| ALOGV("%s", __FUNCTION__); |
| |
| status_t res = OK; |
| if ( (res = checkPid(__FUNCTION__) ) != OK) return res; |
| |
| Mutex::Autolock icl(mBinderSerializationLock); |
| |
| if (!mDevice.get()) return DEAD_OBJECT; |
| |
| // FIXME: Also need check repeating burst. |
| if (!mStreamingRequestList.isEmpty()) { |
| ALOGE("%s: Camera %d: Try to waitUntilIdle when there are active streaming requests", |
| __FUNCTION__, mCameraId); |
| return INVALID_OPERATION; |
| } |
| res = mDevice->waitUntilDrained(); |
| ALOGV("%s Done", __FUNCTION__); |
| |
| return res; |
| } |
| |
| status_t CameraDeviceClient::flush(int64_t* lastFrameNumber) { |
| ATRACE_CALL(); |
| ALOGV("%s", __FUNCTION__); |
| |
| status_t res = OK; |
| if ( (res = checkPid(__FUNCTION__) ) != OK) return res; |
| |
| Mutex::Autolock icl(mBinderSerializationLock); |
| |
| if (!mDevice.get()) return DEAD_OBJECT; |
| |
| mStreamingRequestList.clear(); |
| return mDevice->flush(lastFrameNumber); |
| } |
| |
| status_t CameraDeviceClient::prepare(int streamId) { |
| ATRACE_CALL(); |
| ALOGV("%s", __FUNCTION__); |
| |
| status_t res = OK; |
| if ( (res = checkPid(__FUNCTION__) ) != OK) return res; |
| |
| Mutex::Autolock icl(mBinderSerializationLock); |
| |
| // Guard against trying to prepare non-created streams |
| ssize_t index = NAME_NOT_FOUND; |
| for (size_t i = 0; i < mStreamMap.size(); ++i) { |
| if (streamId == mStreamMap.valueAt(i)) { |
| index = i; |
| break; |
| } |
| } |
| |
| if (index == NAME_NOT_FOUND) { |
| ALOGW("%s: Camera %d: Invalid stream ID (%d) specified, no stream " |
| "created yet", __FUNCTION__, mCameraId, streamId); |
| return BAD_VALUE; |
| } |
| |
| // Also returns BAD_VALUE if stream ID was not valid, or stream already |
| // has been used |
| res = mDevice->prepare(streamId); |
| |
| return res; |
| } |
| |
| status_t CameraDeviceClient::prepare2(int maxCount, int streamId) { |
| ATRACE_CALL(); |
| ALOGV("%s", __FUNCTION__); |
| |
| status_t res = OK; |
| if ( (res = checkPid(__FUNCTION__) ) != OK) return res; |
| |
| Mutex::Autolock icl(mBinderSerializationLock); |
| |
| // Guard against trying to prepare non-created streams |
| ssize_t index = NAME_NOT_FOUND; |
| for (size_t i = 0; i < mStreamMap.size(); ++i) { |
| if (streamId == mStreamMap.valueAt(i)) { |
| index = i; |
| break; |
| } |
| } |
| |
| if (index == NAME_NOT_FOUND) { |
| ALOGW("%s: Camera %d: Invalid stream ID (%d) specified, no stream created yet", |
| __FUNCTION__, mCameraId, streamId); |
| return BAD_VALUE; |
| } |
| |
| if (maxCount <= 0) { |
| ALOGE("%s: Camera %d: Invalid maxCount (%d) specified, must be greater than 0.", |
| __FUNCTION__, mCameraId, maxCount); |
| return BAD_VALUE; |
| } |
| |
| // Also returns BAD_VALUE if stream ID was not valid, or stream already |
| // has been used |
| res = mDevice->prepare(maxCount, streamId); |
| |
| return res; |
| } |
| |
| status_t CameraDeviceClient::tearDown(int streamId) { |
| ATRACE_CALL(); |
| ALOGV("%s", __FUNCTION__); |
| |
| status_t res = OK; |
| if ( (res = checkPid(__FUNCTION__) ) != OK) return res; |
| |
| Mutex::Autolock icl(mBinderSerializationLock); |
| |
| // Guard against trying to prepare non-created streams |
| ssize_t index = NAME_NOT_FOUND; |
| for (size_t i = 0; i < mStreamMap.size(); ++i) { |
| if (streamId == mStreamMap.valueAt(i)) { |
| index = i; |
| break; |
| } |
| } |
| |
| if (index == NAME_NOT_FOUND) { |
| ALOGW("%s: Camera %d: Invalid stream ID (%d) specified, no stream " |
| "created yet", __FUNCTION__, mCameraId, streamId); |
| return BAD_VALUE; |
| } |
| |
| // Also returns BAD_VALUE if stream ID was not valid or if the stream is in |
| // use |
| res = mDevice->tearDown(streamId); |
| |
| return res; |
| } |
| |
| status_t CameraDeviceClient::dump(int fd, const Vector<String16>& args) { |
| return BasicClient::dump(fd, args); |
| } |
| |
| status_t CameraDeviceClient::dumpClient(int fd, const Vector<String16>& args) { |
| String8 result; |
| result.appendFormat("CameraDeviceClient[%d] (%p) dump:\n", |
| mCameraId, |
| (getRemoteCallback() != NULL ? |
| IInterface::asBinder(getRemoteCallback()).get() : NULL) ); |
| result.appendFormat(" Current client UID %u\n", mClientUid); |
| |
| result.append(" State:\n"); |
| result.appendFormat(" Request ID counter: %d\n", mRequestIdCounter); |
| if (mInputStream.configured) { |
| result.appendFormat(" Current input stream ID: %d\n", |
| mInputStream.id); |
| } else { |
| result.append(" No input stream configured.\n"); |
| } |
| if (!mStreamMap.isEmpty()) { |
| result.append(" Current output stream IDs:\n"); |
| for (size_t i = 0; i < mStreamMap.size(); i++) { |
| result.appendFormat(" Stream %d\n", mStreamMap.valueAt(i)); |
| } |
| } else { |
| result.append(" No output streams configured.\n"); |
| } |
| write(fd, result.string(), result.size()); |
| // TODO: print dynamic/request section from most recent requests |
| mFrameProcessor->dump(fd, args); |
| |
| return dumpDevice(fd, args); |
| } |
| |
| void CameraDeviceClient::notifyError(ICameraDeviceCallbacks::CameraErrorCode errorCode, |
| const CaptureResultExtras& resultExtras) { |
| // Thread safe. Don't bother locking. |
| sp<ICameraDeviceCallbacks> remoteCb = getRemoteCallback(); |
| |
| if (remoteCb != 0) { |
| remoteCb->onDeviceError(errorCode, resultExtras); |
| } |
| } |
| |
| void CameraDeviceClient::notifyIdle() { |
| // Thread safe. Don't bother locking. |
| sp<ICameraDeviceCallbacks> remoteCb = getRemoteCallback(); |
| |
| if (remoteCb != 0) { |
| remoteCb->onDeviceIdle(); |
| } |
| Camera2ClientBase::notifyIdle(); |
| } |
| |
| void CameraDeviceClient::notifyShutter(const CaptureResultExtras& resultExtras, |
| nsecs_t timestamp) { |
| // Thread safe. Don't bother locking. |
| sp<ICameraDeviceCallbacks> remoteCb = getRemoteCallback(); |
| if (remoteCb != 0) { |
| remoteCb->onCaptureStarted(resultExtras, timestamp); |
| } |
| Camera2ClientBase::notifyShutter(resultExtras, timestamp); |
| } |
| |
| void CameraDeviceClient::notifyPrepared(int streamId) { |
| // Thread safe. Don't bother locking. |
| sp<ICameraDeviceCallbacks> remoteCb = getRemoteCallback(); |
| if (remoteCb != 0) { |
| remoteCb->onPrepared(streamId); |
| } |
| } |
| |
| void CameraDeviceClient::detachDevice() { |
| if (mDevice == 0) return; |
| |
| ALOGV("Camera %d: Stopping processors", mCameraId); |
| |
| mFrameProcessor->removeListener(FRAME_PROCESSOR_LISTENER_MIN_ID, |
| FRAME_PROCESSOR_LISTENER_MAX_ID, |
| /*listener*/this); |
| mFrameProcessor->requestExit(); |
| ALOGV("Camera %d: Waiting for threads", mCameraId); |
| mFrameProcessor->join(); |
| ALOGV("Camera %d: Disconnecting device", mCameraId); |
| |
| // WORKAROUND: HAL refuses to disconnect while there's streams in flight |
| { |
| mDevice->clearStreamingRequest(); |
| |
| status_t code; |
| if ((code = mDevice->waitUntilDrained()) != OK) { |
| ALOGE("%s: waitUntilDrained failed with code 0x%x", __FUNCTION__, |
| code); |
| } |
| } |
| |
| Camera2ClientBase::detachDevice(); |
| } |
| |
| /** Device-related methods */ |
| void CameraDeviceClient::onResultAvailable(const CaptureResult& result) { |
| ATRACE_CALL(); |
| ALOGV("%s", __FUNCTION__); |
| |
| // Thread-safe. No lock necessary. |
| sp<ICameraDeviceCallbacks> remoteCb = mRemoteCallback; |
| if (remoteCb != NULL) { |
| remoteCb->onResultReceived(result.mMetadata, result.mResultExtras); |
| } |
| } |
| |
| // TODO: move to Camera2ClientBase |
| bool CameraDeviceClient::enforceRequestPermissions(CameraMetadata& metadata) { |
| |
| const int pid = IPCThreadState::self()->getCallingPid(); |
| const int selfPid = getpid(); |
| camera_metadata_entry_t entry; |
| |
| /** |
| * Mixin default important security values |
| * - android.led.transmit = defaulted ON |
| */ |
| CameraMetadata staticInfo = mDevice->info(); |
| entry = staticInfo.find(ANDROID_LED_AVAILABLE_LEDS); |
| for(size_t i = 0; i < entry.count; ++i) { |
| uint8_t led = entry.data.u8[i]; |
| |
| switch(led) { |
| case ANDROID_LED_AVAILABLE_LEDS_TRANSMIT: { |
| uint8_t transmitDefault = ANDROID_LED_TRANSMIT_ON; |
| if (!metadata.exists(ANDROID_LED_TRANSMIT)) { |
| metadata.update(ANDROID_LED_TRANSMIT, |
| &transmitDefault, 1); |
| } |
| break; |
| } |
| } |
| } |
| |
| // We can do anything! |
| if (pid == selfPid) { |
| return true; |
| } |
| |
| /** |
| * Permission check special fields in the request |
| * - android.led.transmit = android.permission.CAMERA_DISABLE_TRANSMIT |
| */ |
| entry = metadata.find(ANDROID_LED_TRANSMIT); |
| if (entry.count > 0 && entry.data.u8[0] != ANDROID_LED_TRANSMIT_ON) { |
| String16 permissionString = |
| String16("android.permission.CAMERA_DISABLE_TRANSMIT_LED"); |
| if (!checkCallingPermission(permissionString)) { |
| const int uid = IPCThreadState::self()->getCallingUid(); |
| ALOGE("Permission Denial: " |
| "can't disable transmit LED pid=%d, uid=%d", pid, uid); |
| return false; |
| } |
| } |
| |
| return true; |
| } |
| |
| status_t CameraDeviceClient::getRotationTransformLocked(int32_t* transform) { |
| ALOGV("%s: begin", __FUNCTION__); |
| |
| const CameraMetadata& staticInfo = mDevice->info(); |
| return CameraUtils::getRotationTransform(staticInfo, transform); |
| } |
| |
| } // namespace android |