/* * Copyright (C) 2019 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 "Camera3-OutputUtils" #define ATRACE_TAG ATRACE_TAG_CAMERA //#define LOG_NDEBUG 0 //#define LOG_NNDEBUG 0 // Per-frame verbose logging #ifdef LOG_NNDEBUG #define ALOGVV(...) ALOGV(__VA_ARGS__) #else #define ALOGVV(...) ((void)0) #endif // Convenience macros for transitioning to the error state #define SET_ERR(fmt, ...) states.setErrIntf.setErrorState( \ "%s: " fmt, __FUNCTION__, \ ##__VA_ARGS__) #include #include #include #include #include #include #include #include #include #include "device3/Camera3OutputUtils.h" using namespace android::camera3; using namespace android::hardware::camera; namespace android { namespace camera3 { status_t fixupMonochromeTags( CaptureOutputStates& states, const CameraMetadata& deviceInfo, CameraMetadata& resultMetadata) { status_t res = OK; if (!states.needFixupMonoChrome) { return res; } // Remove tags that are not applicable to monochrome camera. int32_t tagsToRemove[] = { ANDROID_SENSOR_GREEN_SPLIT, ANDROID_SENSOR_NEUTRAL_COLOR_POINT, ANDROID_COLOR_CORRECTION_MODE, ANDROID_COLOR_CORRECTION_TRANSFORM, ANDROID_COLOR_CORRECTION_GAINS, }; for (auto tag : tagsToRemove) { res = resultMetadata.erase(tag); if (res != OK) { ALOGE("%s: Failed to remove tag %d for monochrome camera", __FUNCTION__, tag); return res; } } // ANDROID_SENSOR_DYNAMIC_BLACK_LEVEL camera_metadata_entry blEntry = resultMetadata.find(ANDROID_SENSOR_DYNAMIC_BLACK_LEVEL); for (size_t i = 1; i < blEntry.count; i++) { blEntry.data.f[i] = blEntry.data.f[0]; } // ANDROID_SENSOR_NOISE_PROFILE camera_metadata_entry npEntry = resultMetadata.find(ANDROID_SENSOR_NOISE_PROFILE); if (npEntry.count > 0 && npEntry.count % 2 == 0) { double np[] = {npEntry.data.d[0], npEntry.data.d[1]}; res = resultMetadata.update(ANDROID_SENSOR_NOISE_PROFILE, np, 2); if (res != OK) { ALOGE("%s: Failed to update SENSOR_NOISE_PROFILE: %s (%d)", __FUNCTION__, strerror(-res), res); return res; } } // ANDROID_STATISTICS_LENS_SHADING_MAP camera_metadata_ro_entry lsSizeEntry = deviceInfo.find(ANDROID_LENS_INFO_SHADING_MAP_SIZE); camera_metadata_entry lsEntry = resultMetadata.find(ANDROID_STATISTICS_LENS_SHADING_MAP); if (lsSizeEntry.count == 2 && lsEntry.count > 0 && (int32_t)lsEntry.count == 4 * lsSizeEntry.data.i32[0] * lsSizeEntry.data.i32[1]) { for (int32_t i = 0; i < lsSizeEntry.data.i32[0] * lsSizeEntry.data.i32[1]; i++) { lsEntry.data.f[4*i+1] = lsEntry.data.f[4*i]; lsEntry.data.f[4*i+2] = lsEntry.data.f[4*i]; lsEntry.data.f[4*i+3] = lsEntry.data.f[4*i]; } } // ANDROID_TONEMAP_CURVE_BLUE // ANDROID_TONEMAP_CURVE_GREEN // ANDROID_TONEMAP_CURVE_RED camera_metadata_entry tcbEntry = resultMetadata.find(ANDROID_TONEMAP_CURVE_BLUE); camera_metadata_entry tcgEntry = resultMetadata.find(ANDROID_TONEMAP_CURVE_GREEN); camera_metadata_entry tcrEntry = resultMetadata.find(ANDROID_TONEMAP_CURVE_RED); if (tcbEntry.count > 0 && tcbEntry.count == tcgEntry.count && tcbEntry.count == tcrEntry.count) { for (size_t i = 0; i < tcbEntry.count; i++) { tcbEntry.data.f[i] = tcrEntry.data.f[i]; tcgEntry.data.f[i] = tcrEntry.data.f[i]; } } return res; } void insertResultLocked(CaptureOutputStates& states, CaptureResult *result, uint32_t frameNumber) { if (result == nullptr) return; camera_metadata_t *meta = const_cast( result->mMetadata.getAndLock()); set_camera_metadata_vendor_id(meta, states.vendorTagId); result->mMetadata.unlock(meta); if (result->mMetadata.update(ANDROID_REQUEST_FRAME_COUNT, (int32_t*)&frameNumber, 1) != OK) { SET_ERR("Failed to set frame number %d in metadata", frameNumber); return; } if (result->mMetadata.update(ANDROID_REQUEST_ID, &result->mResultExtras.requestId, 1) != OK) { SET_ERR("Failed to set request ID in metadata for frame %d", frameNumber); return; } // Update vendor tag id for physical metadata for (auto& physicalMetadata : result->mPhysicalMetadatas) { camera_metadata_t *pmeta = const_cast( physicalMetadata.mPhysicalCameraMetadata.getAndLock()); set_camera_metadata_vendor_id(pmeta, states.vendorTagId); physicalMetadata.mPhysicalCameraMetadata.unlock(pmeta); } // Valid result, insert into queue std::list::iterator queuedResult = states.resultQueue.insert(states.resultQueue.end(), CaptureResult(*result)); ALOGV("%s: result requestId = %" PRId32 ", frameNumber = %" PRId64 ", burstId = %" PRId32, __FUNCTION__, queuedResult->mResultExtras.requestId, queuedResult->mResultExtras.frameNumber, queuedResult->mResultExtras.burstId); states.resultSignal.notify_one(); } void sendPartialCaptureResult(CaptureOutputStates& states, const camera_metadata_t * partialResult, const CaptureResultExtras &resultExtras, uint32_t frameNumber) { ATRACE_CALL(); std::lock_guard l(states.outputLock); CaptureResult captureResult; captureResult.mResultExtras = resultExtras; captureResult.mMetadata = partialResult; // Fix up result metadata for monochrome camera. status_t res = fixupMonochromeTags(states, states.deviceInfo, captureResult.mMetadata); if (res != OK) { SET_ERR("Failed to override result metadata: %s (%d)", strerror(-res), res); return; } // Update partial result by removing keys remapped by DistortionCorrection, ZoomRatio, // and RotationAndCrop mappers. std::set keysToRemove; auto iter = states.distortionMappers.find(states.cameraId.c_str()); if (iter != states.distortionMappers.end()) { const auto& remappedKeys = iter->second.getRemappedKeys(); keysToRemove.insert(remappedKeys.begin(), remappedKeys.end()); } const auto& remappedKeys = states.zoomRatioMappers[states.cameraId.c_str()].getRemappedKeys(); keysToRemove.insert(remappedKeys.begin(), remappedKeys.end()); auto mapper = states.rotateAndCropMappers.find(states.cameraId.c_str()); if (mapper != states.rotateAndCropMappers.end()) { const auto& remappedKeys = iter->second.getRemappedKeys(); keysToRemove.insert(remappedKeys.begin(), remappedKeys.end()); } for (uint32_t key : keysToRemove) { captureResult.mMetadata.erase(key); } // Send partial result if (captureResult.mMetadata.entryCount() > 0) { insertResultLocked(states, &captureResult, frameNumber); } } void sendCaptureResult( CaptureOutputStates& states, CameraMetadata &pendingMetadata, CaptureResultExtras &resultExtras, CameraMetadata &collectedPartialResult, uint32_t frameNumber, bool reprocess, bool zslStillCapture, bool rotateAndCropAuto, const std::set& cameraIdsWithZoom, const std::vector& physicalMetadatas) { ATRACE_CALL(); if (pendingMetadata.isEmpty()) return; std::lock_guard l(states.outputLock); // TODO: need to track errors for tighter bounds on expected frame number if (reprocess) { if (frameNumber < states.nextReprocResultFrameNum) { SET_ERR("Out-of-order reprocess capture result metadata submitted! " "(got frame number %d, expecting %d)", frameNumber, states.nextReprocResultFrameNum); return; } states.nextReprocResultFrameNum = frameNumber + 1; } else if (zslStillCapture) { if (frameNumber < states.nextZslResultFrameNum) { SET_ERR("Out-of-order ZSL still capture result metadata submitted! " "(got frame number %d, expecting %d)", frameNumber, states.nextZslResultFrameNum); return; } states.nextZslResultFrameNum = frameNumber + 1; } else { if (frameNumber < states.nextResultFrameNum) { SET_ERR("Out-of-order capture result metadata submitted! " "(got frame number %d, expecting %d)", frameNumber, states.nextResultFrameNum); return; } states.nextResultFrameNum = frameNumber + 1; } CaptureResult captureResult; captureResult.mResultExtras = resultExtras; captureResult.mMetadata = pendingMetadata; captureResult.mPhysicalMetadatas = physicalMetadatas; // Append any previous partials to form a complete result if (states.usePartialResult && !collectedPartialResult.isEmpty()) { captureResult.mMetadata.append(collectedPartialResult); } captureResult.mMetadata.sort(); // Check that there's a timestamp in the result metadata camera_metadata_entry timestamp = captureResult.mMetadata.find(ANDROID_SENSOR_TIMESTAMP); if (timestamp.count == 0) { SET_ERR("No timestamp provided by HAL for frame %d!", frameNumber); return; } nsecs_t sensorTimestamp = timestamp.data.i64[0]; for (auto& physicalMetadata : captureResult.mPhysicalMetadatas) { camera_metadata_entry timestamp = physicalMetadata.mPhysicalCameraMetadata.find(ANDROID_SENSOR_TIMESTAMP); if (timestamp.count == 0) { SET_ERR("No timestamp provided by HAL for physical camera %s frame %d!", String8(physicalMetadata.mPhysicalCameraId).c_str(), frameNumber); return; } } // Fix up some result metadata to account for HAL-level distortion correction status_t res = OK; auto iter = states.distortionMappers.find(states.cameraId.c_str()); if (iter != states.distortionMappers.end()) { res = iter->second.correctCaptureResult(&captureResult.mMetadata); if (res != OK) { SET_ERR("Unable to correct capture result metadata for frame %d: %s (%d)", frameNumber, strerror(-res), res); return; } } // Fix up result metadata to account for zoom ratio availabilities between // HAL and app. bool zoomRatioIs1 = cameraIdsWithZoom.find(states.cameraId.c_str()) == cameraIdsWithZoom.end(); res = states.zoomRatioMappers[states.cameraId.c_str()].updateCaptureResult( &captureResult.mMetadata, zoomRatioIs1); if (res != OK) { SET_ERR("Failed to update capture result zoom ratio metadata for frame %d: %s (%d)", frameNumber, strerror(-res), res); return; } // Fix up result metadata to account for rotateAndCrop in AUTO mode if (rotateAndCropAuto) { auto mapper = states.rotateAndCropMappers.find(states.cameraId.c_str()); if (mapper != states.rotateAndCropMappers.end()) { res = mapper->second.updateCaptureResult( &captureResult.mMetadata); if (res != OK) { SET_ERR("Unable to correct capture result rotate-and-crop for frame %d: %s (%d)", frameNumber, strerror(-res), res); return; } } } for (auto& physicalMetadata : captureResult.mPhysicalMetadatas) { String8 cameraId8(physicalMetadata.mPhysicalCameraId); auto mapper = states.distortionMappers.find(cameraId8.c_str()); if (mapper != states.distortionMappers.end()) { res = mapper->second.correctCaptureResult( &physicalMetadata.mPhysicalCameraMetadata); if (res != OK) { SET_ERR("Unable to correct physical capture result metadata for frame %d: %s (%d)", frameNumber, strerror(-res), res); return; } } zoomRatioIs1 = cameraIdsWithZoom.find(cameraId8.c_str()) == cameraIdsWithZoom.end(); res = states.zoomRatioMappers[cameraId8.c_str()].updateCaptureResult( &physicalMetadata.mPhysicalCameraMetadata, zoomRatioIs1); if (res != OK) { SET_ERR("Failed to update camera %s's physical zoom ratio metadata for " "frame %d: %s(%d)", cameraId8.c_str(), frameNumber, strerror(-res), res); return; } } // Fix up result metadata for monochrome camera. res = fixupMonochromeTags(states, states.deviceInfo, captureResult.mMetadata); if (res != OK) { SET_ERR("Failed to override result metadata: %s (%d)", strerror(-res), res); return; } for (auto& physicalMetadata : captureResult.mPhysicalMetadatas) { String8 cameraId8(physicalMetadata.mPhysicalCameraId); res = fixupMonochromeTags(states, states.physicalDeviceInfoMap.at(cameraId8.c_str()), physicalMetadata.mPhysicalCameraMetadata); if (res != OK) { SET_ERR("Failed to override result metadata: %s (%d)", strerror(-res), res); return; } } std::unordered_map monitoredPhysicalMetadata; for (auto& m : physicalMetadatas) { monitoredPhysicalMetadata.emplace(String8(m.mPhysicalCameraId).string(), CameraMetadata(m.mPhysicalCameraMetadata)); } states.tagMonitor.monitorMetadata(TagMonitor::RESULT, frameNumber, sensorTimestamp, captureResult.mMetadata, monitoredPhysicalMetadata); insertResultLocked(states, &captureResult, frameNumber); } // Reading one camera metadata from result argument via fmq or from the result // Assuming the fmq is protected by a lock already status_t readOneCameraMetadataLocked( std::unique_ptr& fmq, uint64_t fmqResultSize, hardware::camera::device::V3_2::CameraMetadata& resultMetadata, const hardware::camera::device::V3_2::CameraMetadata& result) { if (fmqResultSize > 0) { resultMetadata.resize(fmqResultSize); if (fmq == nullptr) { return NO_MEMORY; // logged in initialize() } if (!fmq->read(resultMetadata.data(), fmqResultSize)) { ALOGE("%s: Cannot read camera metadata from fmq, size = %" PRIu64, __FUNCTION__, fmqResultSize); return INVALID_OPERATION; } } else { resultMetadata.setToExternal(const_cast(result.data()), result.size()); } if (resultMetadata.size() != 0) { status_t res; const camera_metadata_t* metadata = reinterpret_cast(resultMetadata.data()); size_t expected_metadata_size = resultMetadata.size(); if ((res = validate_camera_metadata_structure(metadata, &expected_metadata_size)) != OK) { ALOGE("%s: Invalid camera metadata received by camera service from HAL: %s (%d)", __FUNCTION__, strerror(-res), res); return INVALID_OPERATION; } } return OK; } void removeInFlightMapEntryLocked(CaptureOutputStates& states, int idx) { ATRACE_CALL(); InFlightRequestMap& inflightMap = states.inflightMap; nsecs_t duration = inflightMap.valueAt(idx).maxExpectedDuration; inflightMap.removeItemsAt(idx, 1); states.inflightIntf.onInflightEntryRemovedLocked(duration); } void removeInFlightRequestIfReadyLocked(CaptureOutputStates& states, int idx) { InFlightRequestMap& inflightMap = states.inflightMap; const InFlightRequest &request = inflightMap.valueAt(idx); const uint32_t frameNumber = inflightMap.keyAt(idx); SessionStatsBuilder& sessionStatsBuilder = states.sessionStatsBuilder; nsecs_t sensorTimestamp = request.sensorTimestamp; nsecs_t shutterTimestamp = request.shutterTimestamp; // Check if it's okay to remove the request from InFlightMap: // In the case of a successful request: // all input and output buffers, all result metadata, shutter callback // arrived. // In the case of an unsuccessful request: // all input and output buffers, as well as request/result error notifications, arrived. if (request.numBuffersLeft == 0 && (request.skipResultMetadata || (request.haveResultMetadata && shutterTimestamp != 0))) { if (request.stillCapture) { ATRACE_ASYNC_END("still capture", frameNumber); } ATRACE_ASYNC_END("frame capture", frameNumber); // Validation check - if sensor timestamp matches shutter timestamp in the // case of request having callback. if (request.hasCallback && request.requestStatus == OK && sensorTimestamp != shutterTimestamp) { SET_ERR("sensor timestamp (%" PRId64 ") for frame %d doesn't match shutter timestamp (%" PRId64 ")", sensorTimestamp, frameNumber, shutterTimestamp); } // for an unsuccessful request, it may have pending output buffers to // return. assert(request.requestStatus != OK || request.pendingOutputBuffers.size() == 0); returnOutputBuffers( states.useHalBufManager, states.listener, request.pendingOutputBuffers.array(), request.pendingOutputBuffers.size(), 0, /*requested*/true, request.requestTimeNs, states.sessionStatsBuilder, /*timestampIncreasing*/true, request.outputSurfaces, request.resultExtras, request.errorBufStrategy); // Note down the just completed frame number if (request.hasInputBuffer) { states.lastCompletedReprocessFrameNumber = frameNumber; } else if (request.zslCapture) { states.lastCompletedZslFrameNumber = frameNumber; } else { states.lastCompletedRegularFrameNumber = frameNumber; } sessionStatsBuilder.incResultCounter(request.skipResultMetadata); removeInFlightMapEntryLocked(states, idx); ALOGVV("%s: removed frame %d from InFlightMap", __FUNCTION__, frameNumber); } states.inflightIntf.checkInflightMapLengthLocked(); } // Erase the subset of physicalCameraIds that contains id bool erasePhysicalCameraIdSet( std::set>& physicalCameraIds, const String8& id) { bool found = false; for (auto iter = physicalCameraIds.begin(); iter != physicalCameraIds.end(); iter++) { if (iter->count(id) == 1) { physicalCameraIds.erase(iter); found = true; break; } } return found; } void processCaptureResult(CaptureOutputStates& states, const camera_capture_result *result) { ATRACE_CALL(); status_t res; uint32_t frameNumber = result->frame_number; if (result->result == NULL && result->num_output_buffers == 0 && result->input_buffer == NULL) { SET_ERR("No result data provided by HAL for frame %d", frameNumber); return; } if (!states.usePartialResult && result->result != NULL && result->partial_result != 1) { SET_ERR("Result is malformed for frame %d: partial_result %u must be 1" " if partial result is not supported", frameNumber, result->partial_result); return; } bool isPartialResult = false; CameraMetadata collectedPartialResult; bool hasInputBufferInRequest = false; // Get shutter timestamp and resultExtras from list of in-flight requests, // where it was added by the shutter notification for this frame. If the // shutter timestamp isn't received yet, append the output buffers to the // in-flight request and they will be returned when the shutter timestamp // arrives. Update the in-flight status and remove the in-flight entry if // all result data and shutter timestamp have been received. nsecs_t shutterTimestamp = 0; { std::lock_guard l(states.inflightLock); ssize_t idx = states.inflightMap.indexOfKey(frameNumber); if (idx == NAME_NOT_FOUND) { SET_ERR("Unknown frame number for capture result: %d", frameNumber); return; } InFlightRequest &request = states.inflightMap.editValueAt(idx); ALOGVV("%s: got InFlightRequest requestId = %" PRId32 ", frameNumber = %" PRId64 ", burstId = %" PRId32 ", partialResultCount = %d/%d, hasCallback = %d, num_output_buffers %d" ", usePartialResult = %d", __FUNCTION__, request.resultExtras.requestId, request.resultExtras.frameNumber, request.resultExtras.burstId, result->partial_result, states.numPartialResults, request.hasCallback, result->num_output_buffers, states.usePartialResult); // Always update the partial count to the latest one if it's not 0 // (buffers only). When framework aggregates adjacent partial results // into one, the latest partial count will be used. if (result->partial_result != 0) request.resultExtras.partialResultCount = result->partial_result; // Check if this result carries only partial metadata if (states.usePartialResult && result->result != NULL) { if (result->partial_result > states.numPartialResults || result->partial_result < 1) { SET_ERR("Result is malformed for frame %d: partial_result %u must be in" " the range of [1, %d] when metadata is included in the result", frameNumber, result->partial_result, states.numPartialResults); return; } isPartialResult = (result->partial_result < states.numPartialResults); if (isPartialResult && result->num_physcam_metadata) { SET_ERR("Result is malformed for frame %d: partial_result not allowed for" " physical camera result", frameNumber); return; } if (isPartialResult) { request.collectedPartialResult.append(result->result); } if (isPartialResult && request.hasCallback) { // Send partial capture result sendPartialCaptureResult(states, result->result, request.resultExtras, frameNumber); } } shutterTimestamp = request.shutterTimestamp; hasInputBufferInRequest = request.hasInputBuffer; // Did we get the (final) result metadata for this capture? if (result->result != NULL && !isPartialResult) { if (request.physicalCameraIds.size() != result->num_physcam_metadata) { SET_ERR("Expected physical Camera metadata count %d not equal to actual count %d", request.physicalCameraIds.size(), result->num_physcam_metadata); return; } if (request.haveResultMetadata) { SET_ERR("Called multiple times with metadata for frame %d", frameNumber); return; } for (uint32_t i = 0; i < result->num_physcam_metadata; i++) { String8 physicalId(result->physcam_ids[i]); bool validPhysicalCameraMetadata = erasePhysicalCameraIdSet(request.physicalCameraIds, physicalId); if (!validPhysicalCameraMetadata) { SET_ERR("Unexpected total result for frame %d camera %s", frameNumber, physicalId.c_str()); return; } } if (states.usePartialResult && !request.collectedPartialResult.isEmpty()) { collectedPartialResult.acquire( request.collectedPartialResult); } request.haveResultMetadata = true; request.errorBufStrategy = ERROR_BUF_RETURN_NOTIFY; } uint32_t numBuffersReturned = result->num_output_buffers; if (result->input_buffer != NULL) { if (hasInputBufferInRequest) { numBuffersReturned += 1; } else { ALOGW("%s: Input buffer should be NULL if there is no input" " buffer sent in the request", __FUNCTION__); } } request.numBuffersLeft -= numBuffersReturned; if (request.numBuffersLeft < 0) { SET_ERR("Too many buffers returned for frame %d", frameNumber); return; } camera_metadata_ro_entry_t entry; res = find_camera_metadata_ro_entry(result->result, ANDROID_SENSOR_TIMESTAMP, &entry); if (res == OK && entry.count == 1) { request.sensorTimestamp = entry.data.i64[0]; } // If shutter event isn't received yet, do not return the pending output // buffers. request.pendingOutputBuffers.appendArray(result->output_buffers, result->num_output_buffers); if (shutterTimestamp != 0) { returnAndRemovePendingOutputBuffers( states.useHalBufManager, states.listener, request, states.sessionStatsBuilder); } if (result->result != NULL && !isPartialResult) { for (uint32_t i = 0; i < result->num_physcam_metadata; i++) { CameraMetadata physicalMetadata; physicalMetadata.append(result->physcam_metadata[i]); request.physicalMetadatas.push_back({String16(result->physcam_ids[i]), physicalMetadata}); } if (shutterTimestamp == 0) { request.pendingMetadata = result->result; request.collectedPartialResult = collectedPartialResult; } else if (request.hasCallback) { CameraMetadata metadata; metadata = result->result; sendCaptureResult(states, metadata, request.resultExtras, collectedPartialResult, frameNumber, hasInputBufferInRequest, request.zslCapture && request.stillCapture, request.rotateAndCropAuto, request.cameraIdsWithZoom, request.physicalMetadatas); } } removeInFlightRequestIfReadyLocked(states, idx); } // scope for states.inFlightLock if (result->input_buffer != NULL) { if (hasInputBufferInRequest) { Camera3Stream *stream = Camera3Stream::cast(result->input_buffer->stream); res = stream->returnInputBuffer(*(result->input_buffer)); // Note: stream may be deallocated at this point, if this buffer was the // last reference to it. if (res != OK) { ALOGE("%s: RequestThread: Can't return input buffer for frame %d to" " its stream:%s (%d)", __FUNCTION__, frameNumber, strerror(-res), res); } } else { ALOGW("%s: Input buffer should be NULL if there is no input" " buffer sent in the request, skipping input buffer return.", __FUNCTION__); } } } void processOneCaptureResultLocked( CaptureOutputStates& states, const hardware::camera::device::V3_2::CaptureResult& result, const hardware::hidl_vec< hardware::camera::device::V3_4::PhysicalCameraMetadata> physicalCameraMetadata) { using hardware::camera::device::V3_2::StreamBuffer; using hardware::camera::device::V3_2::BufferStatus; std::unique_ptr& fmq = states.fmq; BufferRecordsInterface& bufferRecords = states.bufferRecordsIntf; camera_capture_result r; status_t res; r.frame_number = result.frameNumber; // Read and validate the result metadata. hardware::camera::device::V3_2::CameraMetadata resultMetadata; res = readOneCameraMetadataLocked( fmq, result.fmqResultSize, resultMetadata, result.result); if (res != OK) { ALOGE("%s: Frame %d: Failed to read capture result metadata", __FUNCTION__, result.frameNumber); return; } r.result = reinterpret_cast(resultMetadata.data()); // Read and validate physical camera metadata size_t physResultCount = physicalCameraMetadata.size(); std::vector physCamIds(physResultCount); std::vector phyCamMetadatas(physResultCount); std::vector physResultMetadata; physResultMetadata.resize(physResultCount); for (size_t i = 0; i < physicalCameraMetadata.size(); i++) { res = readOneCameraMetadataLocked(fmq, physicalCameraMetadata[i].fmqMetadataSize, physResultMetadata[i], physicalCameraMetadata[i].metadata); if (res != OK) { ALOGE("%s: Frame %d: Failed to read capture result metadata for camera %s", __FUNCTION__, result.frameNumber, physicalCameraMetadata[i].physicalCameraId.c_str()); return; } physCamIds[i] = physicalCameraMetadata[i].physicalCameraId.c_str(); phyCamMetadatas[i] = reinterpret_cast( physResultMetadata[i].data()); } r.num_physcam_metadata = physResultCount; r.physcam_ids = physCamIds.data(); r.physcam_metadata = phyCamMetadatas.data(); std::vector outputBuffers(result.outputBuffers.size()); std::vector outputBufferHandles(result.outputBuffers.size()); for (size_t i = 0; i < result.outputBuffers.size(); i++) { auto& bDst = outputBuffers[i]; const StreamBuffer &bSrc = result.outputBuffers[i]; sp stream = states.outputStreams.get(bSrc.streamId); if (stream == nullptr) { ALOGE("%s: Frame %d: Buffer %zu: Invalid output stream id %d", __FUNCTION__, result.frameNumber, i, bSrc.streamId); return; } bDst.stream = stream->asHalStream(); bool noBufferReturned = false; buffer_handle_t *buffer = nullptr; if (states.useHalBufManager) { // This is suspicious most of the time but can be correct during flush where HAL // has to return capture result before a buffer is requested if (bSrc.bufferId == BUFFER_ID_NO_BUFFER) { if (bSrc.status == BufferStatus::OK) { ALOGE("%s: Frame %d: Buffer %zu: No bufferId for stream %d", __FUNCTION__, result.frameNumber, i, bSrc.streamId); // Still proceeds so other buffers can be returned } noBufferReturned = true; } if (noBufferReturned) { res = OK; } else { res = bufferRecords.popInflightRequestBuffer(bSrc.bufferId, &buffer); } } else { res = bufferRecords.popInflightBuffer(result.frameNumber, bSrc.streamId, &buffer); } if (res != OK) { ALOGE("%s: Frame %d: Buffer %zu: No in-flight buffer for stream %d", __FUNCTION__, result.frameNumber, i, bSrc.streamId); return; } bDst.buffer = buffer; bDst.status = mapHidlBufferStatus(bSrc.status); bDst.acquire_fence = -1; if (bSrc.releaseFence == nullptr) { bDst.release_fence = -1; } else if (bSrc.releaseFence->numFds == 1) { if (noBufferReturned) { ALOGE("%s: got releaseFence without output buffer!", __FUNCTION__); } bDst.release_fence = dup(bSrc.releaseFence->data[0]); } else { ALOGE("%s: Frame %d: Invalid release fence for buffer %zu, fd count is %d, not 1", __FUNCTION__, result.frameNumber, i, bSrc.releaseFence->numFds); return; } } r.num_output_buffers = outputBuffers.size(); r.output_buffers = outputBuffers.data(); camera_stream_buffer_t inputBuffer; if (result.inputBuffer.streamId == -1) { r.input_buffer = nullptr; } else { if (states.inputStream->getId() != result.inputBuffer.streamId) { ALOGE("%s: Frame %d: Invalid input stream id %d", __FUNCTION__, result.frameNumber, result.inputBuffer.streamId); return; } inputBuffer.stream = states.inputStream->asHalStream(); buffer_handle_t *buffer; res = bufferRecords.popInflightBuffer(result.frameNumber, result.inputBuffer.streamId, &buffer); if (res != OK) { ALOGE("%s: Frame %d: Input buffer: No in-flight buffer for stream %d", __FUNCTION__, result.frameNumber, result.inputBuffer.streamId); return; } inputBuffer.buffer = buffer; inputBuffer.status = mapHidlBufferStatus(result.inputBuffer.status); inputBuffer.acquire_fence = -1; if (result.inputBuffer.releaseFence == nullptr) { inputBuffer.release_fence = -1; } else if (result.inputBuffer.releaseFence->numFds == 1) { inputBuffer.release_fence = dup(result.inputBuffer.releaseFence->data[0]); } else { ALOGE("%s: Frame %d: Invalid release fence for input buffer, fd count is %d, not 1", __FUNCTION__, result.frameNumber, result.inputBuffer.releaseFence->numFds); return; } r.input_buffer = &inputBuffer; } r.partial_result = result.partialResult; processCaptureResult(states, &r); } void returnOutputBuffers( bool useHalBufManager, sp listener, const camera_stream_buffer_t *outputBuffers, size_t numBuffers, nsecs_t timestamp, bool requested, nsecs_t requestTimeNs, SessionStatsBuilder& sessionStatsBuilder, bool timestampIncreasing, const SurfaceMap& outputSurfaces, const CaptureResultExtras &inResultExtras, ERROR_BUF_STRATEGY errorBufStrategy) { for (size_t i = 0; i < numBuffers; i++) { Camera3StreamInterface *stream = Camera3Stream::cast(outputBuffers[i].stream); int streamId = stream->getId(); // Call notify(ERROR_BUFFER) if necessary. if (outputBuffers[i].status == CAMERA_BUFFER_STATUS_ERROR && errorBufStrategy == ERROR_BUF_RETURN_NOTIFY) { if (listener != nullptr) { CaptureResultExtras extras = inResultExtras; extras.errorStreamId = streamId; listener->notifyError( hardware::camera2::ICameraDeviceCallbacks::ERROR_CAMERA_BUFFER, extras); } } if (outputBuffers[i].buffer == nullptr) { if (!useHalBufManager) { // With HAL buffer management API, HAL sometimes will have to return buffers that // has not got a output buffer handle filled yet. This is though illegal if HAL // buffer management API is not being used. ALOGE("%s: cannot return a null buffer!", __FUNCTION__); } else { if (requested) { sessionStatsBuilder.incCounter(streamId, /*dropped*/true, 0); } } continue; } const auto& it = outputSurfaces.find(streamId); status_t res = OK; // Do not return the buffer if the buffer status is error, and the error // buffer strategy is CACHE. if (outputBuffers[i].status != CAMERA_BUFFER_STATUS_ERROR || errorBufStrategy != ERROR_BUF_CACHE) { if (it != outputSurfaces.end()) { res = stream->returnBuffer( outputBuffers[i], timestamp, timestampIncreasing, it->second, inResultExtras.frameNumber); } else { res = stream->returnBuffer( outputBuffers[i], timestamp, timestampIncreasing, std::vector (), inResultExtras.frameNumber); } } // Note: stream may be deallocated at this point, if this buffer was // the last reference to it. bool dropped = false; if (res == NO_INIT || res == DEAD_OBJECT) { ALOGV("Can't return buffer to its stream: %s (%d)", strerror(-res), res); sessionStatsBuilder.stopCounter(streamId); } else if (res != OK) { ALOGE("Can't return buffer to its stream: %s (%d)", strerror(-res), res); dropped = true; } else { if (outputBuffers[i].status == CAMERA_BUFFER_STATUS_ERROR || timestamp == 0) { dropped = true; } } if (requested) { nsecs_t bufferTimeNs = systemTime(); int32_t captureLatencyMs = ns2ms(bufferTimeNs - requestTimeNs); sessionStatsBuilder.incCounter(streamId, dropped, captureLatencyMs); } // Long processing consumers can cause returnBuffer timeout for shared stream // If that happens, cancel the buffer and send a buffer error to client if (it != outputSurfaces.end() && res == TIMED_OUT && outputBuffers[i].status == CAMERA_BUFFER_STATUS_OK) { // cancel the buffer camera_stream_buffer_t sb = outputBuffers[i]; sb.status = CAMERA_BUFFER_STATUS_ERROR; stream->returnBuffer(sb, /*timestamp*/0, timestampIncreasing, std::vector (), inResultExtras.frameNumber); if (listener != nullptr) { CaptureResultExtras extras = inResultExtras; extras.errorStreamId = streamId; listener->notifyError( hardware::camera2::ICameraDeviceCallbacks::ERROR_CAMERA_BUFFER, extras); } } } } void returnAndRemovePendingOutputBuffers(bool useHalBufManager, sp listener, InFlightRequest& request, SessionStatsBuilder& sessionStatsBuilder) { bool timestampIncreasing = !(request.zslCapture || request.hasInputBuffer); returnOutputBuffers(useHalBufManager, listener, request.pendingOutputBuffers.array(), request.pendingOutputBuffers.size(), request.shutterTimestamp, /*requested*/true, request.requestTimeNs, sessionStatsBuilder, timestampIncreasing, request.outputSurfaces, request.resultExtras, request.errorBufStrategy); // Remove error buffers that are not cached. for (auto iter = request.pendingOutputBuffers.begin(); iter != request.pendingOutputBuffers.end(); ) { if (request.errorBufStrategy != ERROR_BUF_CACHE || iter->status != CAMERA_BUFFER_STATUS_ERROR) { iter = request.pendingOutputBuffers.erase(iter); } else { iter++; } } } void notifyShutter(CaptureOutputStates& states, const camera_shutter_msg_t &msg) { ATRACE_CALL(); ssize_t idx; // Set timestamp for the request in the in-flight tracking // and get the request ID to send upstream { std::lock_guard l(states.inflightLock); InFlightRequestMap& inflightMap = states.inflightMap; idx = inflightMap.indexOfKey(msg.frame_number); if (idx >= 0) { InFlightRequest &r = inflightMap.editValueAt(idx); // Verify ordering of shutter notifications { std::lock_guard l(states.outputLock); // TODO: need to track errors for tighter bounds on expected frame number. if (r.hasInputBuffer) { if (msg.frame_number < states.nextReprocShutterFrameNum) { SET_ERR("Reprocess shutter notification out-of-order. Expected " "notification for frame %d, got frame %d", states.nextReprocShutterFrameNum, msg.frame_number); return; } states.nextReprocShutterFrameNum = msg.frame_number + 1; } else if (r.zslCapture && r.stillCapture) { if (msg.frame_number < states.nextZslShutterFrameNum) { SET_ERR("ZSL still capture shutter notification out-of-order. Expected " "notification for frame %d, got frame %d", states.nextZslShutterFrameNum, msg.frame_number); return; } states.nextZslShutterFrameNum = msg.frame_number + 1; } else { if (msg.frame_number < states.nextShutterFrameNum) { SET_ERR("Shutter notification out-of-order. Expected " "notification for frame %d, got frame %d", states.nextShutterFrameNum, msg.frame_number); return; } states.nextShutterFrameNum = msg.frame_number + 1; } } r.shutterTimestamp = msg.timestamp; if (r.hasCallback) { ALOGVV("Camera %s: %s: Shutter fired for frame %d (id %d) at %" PRId64, states.cameraId.string(), __FUNCTION__, msg.frame_number, r.resultExtras.requestId, msg.timestamp); // Call listener, if any if (states.listener != nullptr) { r.resultExtras.lastCompletedRegularFrameNumber = states.lastCompletedRegularFrameNumber; r.resultExtras.lastCompletedReprocessFrameNumber = states.lastCompletedReprocessFrameNumber; r.resultExtras.lastCompletedZslFrameNumber = states.lastCompletedZslFrameNumber; states.listener->notifyShutter(r.resultExtras, msg.timestamp); } // send pending result and buffers sendCaptureResult(states, r.pendingMetadata, r.resultExtras, r.collectedPartialResult, msg.frame_number, r.hasInputBuffer, r.zslCapture && r.stillCapture, r.rotateAndCropAuto, r.cameraIdsWithZoom, r.physicalMetadatas); } returnAndRemovePendingOutputBuffers( states.useHalBufManager, states.listener, r, states.sessionStatsBuilder); removeInFlightRequestIfReadyLocked(states, idx); } } if (idx < 0) { SET_ERR("Shutter notification for non-existent frame number %d", msg.frame_number); } } void notifyError(CaptureOutputStates& states, const camera_error_msg_t &msg) { ATRACE_CALL(); // Map camera HAL error codes to ICameraDeviceCallback error codes // Index into this with the HAL error code static const int32_t halErrorMap[CAMERA_MSG_NUM_ERRORS] = { // 0 = Unused error code hardware::camera2::ICameraDeviceCallbacks::ERROR_CAMERA_INVALID_ERROR, // 1 = CAMERA_MSG_ERROR_DEVICE hardware::camera2::ICameraDeviceCallbacks::ERROR_CAMERA_DEVICE, // 2 = CAMERA_MSG_ERROR_REQUEST hardware::camera2::ICameraDeviceCallbacks::ERROR_CAMERA_REQUEST, // 3 = CAMERA_MSG_ERROR_RESULT hardware::camera2::ICameraDeviceCallbacks::ERROR_CAMERA_RESULT, // 4 = CAMERA_MSG_ERROR_BUFFER hardware::camera2::ICameraDeviceCallbacks::ERROR_CAMERA_BUFFER }; int32_t errorCode = ((msg.error_code >= 0) && (msg.error_code < CAMERA_MSG_NUM_ERRORS)) ? halErrorMap[msg.error_code] : hardware::camera2::ICameraDeviceCallbacks::ERROR_CAMERA_INVALID_ERROR; int streamId = 0; String16 physicalCameraId; if (msg.error_stream != nullptr) { Camera3Stream *stream = Camera3Stream::cast(msg.error_stream); streamId = stream->getId(); physicalCameraId = String16(stream->physicalCameraId()); } ALOGV("Camera %s: %s: HAL error, frame %d, stream %d: %d", states.cameraId.string(), __FUNCTION__, msg.frame_number, streamId, msg.error_code); CaptureResultExtras resultExtras; switch (errorCode) { case hardware::camera2::ICameraDeviceCallbacks::ERROR_CAMERA_DEVICE: // SET_ERR calls into listener to notify application SET_ERR("Camera HAL reported serious device error"); break; case hardware::camera2::ICameraDeviceCallbacks::ERROR_CAMERA_REQUEST: case hardware::camera2::ICameraDeviceCallbacks::ERROR_CAMERA_RESULT: { std::lock_guard l(states.inflightLock); ssize_t idx = states.inflightMap.indexOfKey(msg.frame_number); if (idx >= 0) { InFlightRequest &r = states.inflightMap.editValueAt(idx); r.requestStatus = msg.error_code; resultExtras = r.resultExtras; bool physicalDeviceResultError = false; if (hardware::camera2::ICameraDeviceCallbacks::ERROR_CAMERA_RESULT == errorCode) { if (physicalCameraId.size() > 0) { String8 cameraId(physicalCameraId); bool validPhysicalCameraId = erasePhysicalCameraIdSet(r.physicalCameraIds, cameraId); if (!validPhysicalCameraId) { ALOGE("%s: Reported result failure for physical camera device: %s " " which is not part of the respective request!", __FUNCTION__, cameraId.string()); break; } resultExtras.errorPhysicalCameraId = physicalCameraId; physicalDeviceResultError = true; } } if (!physicalDeviceResultError) { r.skipResultMetadata = true; if (hardware::camera2::ICameraDeviceCallbacks::ERROR_CAMERA_RESULT == errorCode) { r.errorBufStrategy = ERROR_BUF_RETURN_NOTIFY; } else { // errorCode is ERROR_CAMERA_REQUEST r.errorBufStrategy = ERROR_BUF_RETURN; } // Check whether the buffers returned. If they returned, // remove inflight request. removeInFlightRequestIfReadyLocked(states, idx); } } else { resultExtras.frameNumber = msg.frame_number; ALOGE("Camera %s: %s: cannot find in-flight request on " "frame %" PRId64 " error", states.cameraId.string(), __FUNCTION__, resultExtras.frameNumber); } } resultExtras.errorStreamId = streamId; if (states.listener != nullptr) { states.listener->notifyError(errorCode, resultExtras); } else { ALOGE("Camera %s: %s: no listener available", states.cameraId.string(), __FUNCTION__); } break; case hardware::camera2::ICameraDeviceCallbacks::ERROR_CAMERA_BUFFER: // Do not depend on HAL ERROR_CAMERA_BUFFER to send buffer error // callback to the app. Rather, use STATUS_ERROR of image buffers. break; default: // SET_ERR calls notifyError SET_ERR("Unknown error message from HAL: %d", msg.error_code); break; } } void notify(CaptureOutputStates& states, const camera_notify_msg *msg) { switch (msg->type) { case CAMERA_MSG_ERROR: { notifyError(states, msg->message.error); break; } case CAMERA_MSG_SHUTTER: { notifyShutter(states, msg->message.shutter); break; } default: SET_ERR("Unknown notify message from HAL: %d", msg->type); } } void notify(CaptureOutputStates& states, const hardware::camera::device::V3_2::NotifyMsg& msg) { using android::hardware::camera::device::V3_2::MsgType; using android::hardware::camera::device::V3_2::ErrorCode; ATRACE_CALL(); camera_notify_msg m; switch (msg.type) { case MsgType::ERROR: m.type = CAMERA_MSG_ERROR; m.message.error.frame_number = msg.msg.error.frameNumber; if (msg.msg.error.errorStreamId >= 0) { sp stream = states.outputStreams.get(msg.msg.error.errorStreamId); if (stream == nullptr) { ALOGE("%s: Frame %d: Invalid error stream id %d", __FUNCTION__, m.message.error.frame_number, msg.msg.error.errorStreamId); return; } m.message.error.error_stream = stream->asHalStream(); } else { m.message.error.error_stream = nullptr; } switch (msg.msg.error.errorCode) { case ErrorCode::ERROR_DEVICE: m.message.error.error_code = CAMERA_MSG_ERROR_DEVICE; break; case ErrorCode::ERROR_REQUEST: m.message.error.error_code = CAMERA_MSG_ERROR_REQUEST; break; case ErrorCode::ERROR_RESULT: m.message.error.error_code = CAMERA_MSG_ERROR_RESULT; break; case ErrorCode::ERROR_BUFFER: m.message.error.error_code = CAMERA_MSG_ERROR_BUFFER; break; } break; case MsgType::SHUTTER: m.type = CAMERA_MSG_SHUTTER; m.message.shutter.frame_number = msg.msg.shutter.frameNumber; m.message.shutter.timestamp = msg.msg.shutter.timestamp; break; } notify(states, &m); } void requestStreamBuffers(RequestBufferStates& states, const hardware::hidl_vec& bufReqs, hardware::camera::device::V3_5::ICameraDeviceCallback::requestStreamBuffers_cb _hidl_cb) { using android::hardware::camera::device::V3_2::BufferStatus; using android::hardware::camera::device::V3_2::StreamBuffer; using android::hardware::camera::device::V3_5::BufferRequestStatus; using android::hardware::camera::device::V3_5::StreamBufferRet; using android::hardware::camera::device::V3_5::StreamBufferRequestError; std::lock_guard lock(states.reqBufferLock); hardware::hidl_vec bufRets; if (!states.useHalBufManager) { ALOGE("%s: Camera %s does not support HAL buffer management", __FUNCTION__, states.cameraId.string()); _hidl_cb(BufferRequestStatus::FAILED_ILLEGAL_ARGUMENTS, bufRets); return; } SortedVector streamIds; ssize_t sz = streamIds.setCapacity(bufReqs.size()); if (sz < 0 || static_cast(sz) != bufReqs.size()) { ALOGE("%s: failed to allocate memory for %zu buffer requests", __FUNCTION__, bufReqs.size()); _hidl_cb(BufferRequestStatus::FAILED_ILLEGAL_ARGUMENTS, bufRets); return; } if (bufReqs.size() > states.outputStreams.size()) { ALOGE("%s: too many buffer requests (%zu > # of output streams %zu)", __FUNCTION__, bufReqs.size(), states.outputStreams.size()); _hidl_cb(BufferRequestStatus::FAILED_ILLEGAL_ARGUMENTS, bufRets); return; } // Check for repeated streamId for (const auto& bufReq : bufReqs) { if (streamIds.indexOf(bufReq.streamId) != NAME_NOT_FOUND) { ALOGE("%s: Stream %d appear multiple times in buffer requests", __FUNCTION__, bufReq.streamId); _hidl_cb(BufferRequestStatus::FAILED_ILLEGAL_ARGUMENTS, bufRets); return; } streamIds.add(bufReq.streamId); } if (!states.reqBufferIntf.startRequestBuffer()) { ALOGE("%s: request buffer disallowed while camera service is configuring", __FUNCTION__); _hidl_cb(BufferRequestStatus::FAILED_CONFIGURING, bufRets); return; } bufRets.resize(bufReqs.size()); bool allReqsSucceeds = true; bool oneReqSucceeds = false; for (size_t i = 0; i < bufReqs.size(); i++) { const auto& bufReq = bufReqs[i]; auto& bufRet = bufRets[i]; int32_t streamId = bufReq.streamId; sp outputStream = states.outputStreams.get(streamId); if (outputStream == nullptr) { ALOGE("%s: Output stream id %d not found!", __FUNCTION__, streamId); hardware::hidl_vec emptyBufRets; _hidl_cb(BufferRequestStatus::FAILED_ILLEGAL_ARGUMENTS, emptyBufRets); states.reqBufferIntf.endRequestBuffer(); return; } bufRet.streamId = streamId; if (outputStream->isAbandoned()) { bufRet.val.error(StreamBufferRequestError::STREAM_DISCONNECTED); allReqsSucceeds = false; continue; } size_t handOutBufferCount = outputStream->getOutstandingBuffersCount(); uint32_t numBuffersRequested = bufReq.numBuffersRequested; size_t totalHandout = handOutBufferCount + numBuffersRequested; uint32_t maxBuffers = outputStream->asHalStream()->max_buffers; if (totalHandout > maxBuffers) { // Not able to allocate enough buffer. Exit early for this stream ALOGE("%s: request too much buffers for stream %d: at HAL: %zu + requesting: %d" " > max: %d", __FUNCTION__, streamId, handOutBufferCount, numBuffersRequested, maxBuffers); bufRet.val.error(StreamBufferRequestError::MAX_BUFFER_EXCEEDED); allReqsSucceeds = false; continue; } hardware::hidl_vec tmpRetBuffers(numBuffersRequested); bool currentReqSucceeds = true; std::vector streamBuffers(numBuffersRequested); size_t numAllocatedBuffers = 0; size_t numPushedInflightBuffers = 0; for (size_t b = 0; b < numBuffersRequested; b++) { camera_stream_buffer_t& sb = streamBuffers[b]; // Since this method can run concurrently with request thread // We need to update the wait duration everytime we call getbuffer nsecs_t waitDuration = states.reqBufferIntf.getWaitDuration(); status_t res = outputStream->getBuffer(&sb, waitDuration); if (res != OK) { if (res == NO_INIT || res == DEAD_OBJECT) { ALOGV("%s: Can't get output buffer for stream %d: %s (%d)", __FUNCTION__, streamId, strerror(-res), res); bufRet.val.error(StreamBufferRequestError::STREAM_DISCONNECTED); states.sessionStatsBuilder.stopCounter(streamId); } else { ALOGE("%s: Can't get output buffer for stream %d: %s (%d)", __FUNCTION__, streamId, strerror(-res), res); if (res == TIMED_OUT || res == NO_MEMORY) { bufRet.val.error(StreamBufferRequestError::NO_BUFFER_AVAILABLE); } else { bufRet.val.error(StreamBufferRequestError::UNKNOWN_ERROR); } } currentReqSucceeds = false; break; } numAllocatedBuffers++; buffer_handle_t *buffer = sb.buffer; auto pair = states.bufferRecordsIntf.getBufferId(*buffer, streamId); bool isNewBuffer = pair.first; uint64_t bufferId = pair.second; StreamBuffer& hBuf = tmpRetBuffers[b]; hBuf.streamId = streamId; hBuf.bufferId = bufferId; hBuf.buffer = (isNewBuffer) ? *buffer : nullptr; hBuf.status = BufferStatus::OK; hBuf.releaseFence = nullptr; native_handle_t *acquireFence = nullptr; if (sb.acquire_fence != -1) { acquireFence = native_handle_create(1,0); acquireFence->data[0] = sb.acquire_fence; } hBuf.acquireFence.setTo(acquireFence, /*shouldOwn*/true); hBuf.releaseFence = nullptr; res = states.bufferRecordsIntf.pushInflightRequestBuffer(bufferId, buffer, streamId); if (res != OK) { ALOGE("%s: Can't get register request buffers for stream %d: %s (%d)", __FUNCTION__, streamId, strerror(-res), res); bufRet.val.error(StreamBufferRequestError::UNKNOWN_ERROR); currentReqSucceeds = false; break; } numPushedInflightBuffers++; } if (currentReqSucceeds) { bufRet.val.buffers(std::move(tmpRetBuffers)); oneReqSucceeds = true; } else { allReqsSucceeds = false; for (size_t b = 0; b < numPushedInflightBuffers; b++) { StreamBuffer& hBuf = tmpRetBuffers[b]; buffer_handle_t* buffer; status_t res = states.bufferRecordsIntf.popInflightRequestBuffer( hBuf.bufferId, &buffer); if (res != OK) { SET_ERR("%s: popInflightRequestBuffer failed for stream %d: %s (%d)", __FUNCTION__, streamId, strerror(-res), res); } } for (size_t b = 0; b < numAllocatedBuffers; b++) { camera_stream_buffer_t& sb = streamBuffers[b]; sb.acquire_fence = -1; sb.status = CAMERA_BUFFER_STATUS_ERROR; } returnOutputBuffers(states.useHalBufManager, /*listener*/nullptr, streamBuffers.data(), numAllocatedBuffers, 0, /*requested*/false, /*requestTimeNs*/0, states.sessionStatsBuilder); } } _hidl_cb(allReqsSucceeds ? BufferRequestStatus::OK : oneReqSucceeds ? BufferRequestStatus::FAILED_PARTIAL : BufferRequestStatus::FAILED_UNKNOWN, bufRets); states.reqBufferIntf.endRequestBuffer(); } void returnStreamBuffers(ReturnBufferStates& states, const hardware::hidl_vec& buffers) { if (!states.useHalBufManager) { ALOGE("%s: Camera %s does not support HAL buffer managerment", __FUNCTION__, states.cameraId.string()); return; } for (const auto& buf : buffers) { if (buf.bufferId == BUFFER_ID_NO_BUFFER) { ALOGE("%s: cannot return a buffer without bufferId", __FUNCTION__); continue; } buffer_handle_t* buffer; status_t res = states.bufferRecordsIntf.popInflightRequestBuffer(buf.bufferId, &buffer); if (res != OK) { ALOGE("%s: cannot find in-flight buffer %" PRIu64 " for stream %d", __FUNCTION__, buf.bufferId, buf.streamId); continue; } camera_stream_buffer_t streamBuffer; streamBuffer.buffer = buffer; streamBuffer.status = CAMERA_BUFFER_STATUS_ERROR; streamBuffer.acquire_fence = -1; streamBuffer.release_fence = -1; if (buf.releaseFence == nullptr) { streamBuffer.release_fence = -1; } else if (buf.releaseFence->numFds == 1) { streamBuffer.release_fence = dup(buf.releaseFence->data[0]); } else { ALOGE("%s: Invalid release fence, fd count is %d, not 1", __FUNCTION__, buf.releaseFence->numFds); continue; } sp stream = states.outputStreams.get(buf.streamId); if (stream == nullptr) { ALOGE("%s: Output stream id %d not found!", __FUNCTION__, buf.streamId); continue; } streamBuffer.stream = stream->asHalStream(); returnOutputBuffers(states.useHalBufManager, /*listener*/nullptr, &streamBuffer, /*size*/1, /*timestamp*/ 0, /*requested*/false, /*requestTimeNs*/0, states.sessionStatsBuilder); } } void flushInflightRequests(FlushInflightReqStates& states) { ATRACE_CALL(); { // First return buffers cached in inFlightMap std::lock_guard l(states.inflightLock); for (size_t idx = 0; idx < states.inflightMap.size(); idx++) { const InFlightRequest &request = states.inflightMap.valueAt(idx); returnOutputBuffers( states.useHalBufManager, states.listener, request.pendingOutputBuffers.array(), request.pendingOutputBuffers.size(), 0, /*requested*/true, request.requestTimeNs, states.sessionStatsBuilder, /*timestampIncreasing*/true, request.outputSurfaces, request.resultExtras, request.errorBufStrategy); ALOGW("%s: Frame %d | Timestamp: %" PRId64 ", metadata" " arrived: %s, buffers left: %d.\n", __FUNCTION__, states.inflightMap.keyAt(idx), request.shutterTimestamp, request.haveResultMetadata ? "true" : "false", request.numBuffersLeft); } states.inflightMap.clear(); states.inflightIntf.onInflightMapFlushedLocked(); } // Then return all inflight buffers not returned by HAL std::vector> inflightKeys; states.flushBufferIntf.getInflightBufferKeys(&inflightKeys); // Inflight buffers for HAL buffer manager std::vector inflightRequestBufferKeys; states.flushBufferIntf.getInflightRequestBufferKeys(&inflightRequestBufferKeys); // (streamId, frameNumber, buffer_handle_t*) tuple for all inflight buffers. // frameNumber will be -1 for buffers from HAL buffer manager std::vector> inflightBuffers; inflightBuffers.reserve(inflightKeys.size() + inflightRequestBufferKeys.size()); for (auto& pair : inflightKeys) { int32_t frameNumber = pair.first; int32_t streamId = pair.second; buffer_handle_t* buffer; status_t res = states.bufferRecordsIntf.popInflightBuffer(frameNumber, streamId, &buffer); if (res != OK) { ALOGE("%s: Frame %d: No in-flight buffer for stream %d", __FUNCTION__, frameNumber, streamId); continue; } inflightBuffers.push_back(std::make_tuple(streamId, frameNumber, buffer)); } for (auto& bufferId : inflightRequestBufferKeys) { int32_t streamId = -1; buffer_handle_t* buffer = nullptr; status_t res = states.bufferRecordsIntf.popInflightRequestBuffer( bufferId, &buffer, &streamId); if (res != OK) { ALOGE("%s: cannot find in-flight buffer %" PRIu64, __FUNCTION__, bufferId); continue; } inflightBuffers.push_back(std::make_tuple(streamId, /*frameNumber*/-1, buffer)); } std::vector> streams = states.flushBufferIntf.getAllStreams(); for (auto& tuple : inflightBuffers) { status_t res = OK; int32_t streamId = std::get<0>(tuple); int32_t frameNumber = std::get<1>(tuple); buffer_handle_t* buffer = std::get<2>(tuple); camera_stream_buffer_t streamBuffer; streamBuffer.buffer = buffer; streamBuffer.status = CAMERA_BUFFER_STATUS_ERROR; streamBuffer.acquire_fence = -1; streamBuffer.release_fence = -1; for (auto& stream : streams) { if (streamId == stream->getId()) { // Return buffer to deleted stream camera_stream* halStream = stream->asHalStream(); streamBuffer.stream = halStream; switch (halStream->stream_type) { case CAMERA_STREAM_OUTPUT: res = stream->returnBuffer(streamBuffer, /*timestamp*/ 0, /*timestampIncreasing*/true, std::vector (), frameNumber); if (res != OK) { ALOGE("%s: Can't return output buffer for frame %d to" " stream %d: %s (%d)", __FUNCTION__, frameNumber, streamId, strerror(-res), res); } break; case CAMERA_STREAM_INPUT: res = stream->returnInputBuffer(streamBuffer); if (res != OK) { ALOGE("%s: Can't return input buffer for frame %d to" " stream %d: %s (%d)", __FUNCTION__, frameNumber, streamId, strerror(-res), res); } break; default: // Bi-direcitonal stream is deprecated ALOGE("%s: stream %d has unknown stream type %d", __FUNCTION__, streamId, halStream->stream_type); break; } break; } } } } } // camera3 } // namespace android