145 lines
4.6 KiB
Plaintext
145 lines
4.6 KiB
Plaintext
// Copyright 2022 The TensorFlow Authors. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#import "mediapipe/tasks/ios/common/utils/sources/MPPCommonUtils.h"
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#import "mediapipe/tasks/ios/common/sources/MPPCommon.h"
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#include <string>
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#include "absl/status/status.h" // from @com_google_absl
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#include "absl/strings/cord.h" // from @com_google_absl
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#include "mediapipe/tasks/cc/common.h"
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/** Error domain of MediaPipe task library errors. */
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NSString *const MPPTasksErrorDomain = @"com.google.mediapipe.tasks";
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namespace {
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using absl::StatusCode;
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}
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@implementation MPPCommonUtils
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+ (void)createCustomError:(NSError **)error
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withCode:(NSUInteger)code
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description:(NSString *)description {
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[MPPCommonUtils createCustomError:error
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withDomain:MPPTasksErrorDomain
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code:code
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description:description];
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}
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+ (void)createCustomError:(NSError **)error
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withDomain:(NSString *)domain
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code:(NSUInteger)code
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description:(NSString *)description {
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if (error) {
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*error = [NSError errorWithDomain:domain
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code:code
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userInfo:@{NSLocalizedDescriptionKey : description}];
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}
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}
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+ (void *)mallocWithSize:(size_t)memSize error:(NSError **)error {
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if (!memSize) {
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[MPPCommonUtils createCustomError:error
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withCode:MPPTasksErrorCodeInvalidArgumentError
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description:@"memSize cannot be zero."];
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return NULL;
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}
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void *allocedMemory = malloc(memSize);
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if (!allocedMemory) {
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exit(-1);
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}
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return allocedMemory;
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}
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+ (BOOL)checkCppError:(const absl::Status &)status toError:(NSError *_Nullable *)error {
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if (status.ok()) {
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return YES;
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}
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/** Converts the absl status message to an NSString. */
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NSString *description = [NSString
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stringWithCString:status.ToString(absl::StatusToStringMode::kWithNoExtraData).c_str()
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encoding:NSUTF8StringEncoding];
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MPPTasksErrorCode genericErrorCode = MPPTasksErrorCodeUnknownError;
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MPPTasksErrorCode errorCode = genericErrorCode;
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/** Maps the absl::StatusCode to the appropriate MPPTasksErrorCode. Note: MPPTasksErrorCode omits
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* absl::StatusCode::kOk. */
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switch (status.code()) {
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case StatusCode::kCancelled:
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errorCode = MPPTasksErrorCodeCancelledError;
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break;
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case StatusCode::kUnknown:
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errorCode = MPPTasksErrorCodeUnknownError;
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break;
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case StatusCode::kInvalidArgument:
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errorCode = MPPTasksErrorCodeInvalidArgumentError;
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break;
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case StatusCode::kDeadlineExceeded:
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errorCode = MPPTasksErrorCodeDeadlineExceededError;
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break;
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case StatusCode::kNotFound:
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errorCode = MPPTasksErrorCodeNotFoundError;
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break;
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case StatusCode::kAlreadyExists:
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errorCode = MPPTasksErrorCodeAlreadyExistsError;
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break;
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case StatusCode::kPermissionDenied:
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errorCode = MPPTasksErrorCodePermissionDeniedError;
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break;
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case StatusCode::kResourceExhausted:
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errorCode = MPPTasksErrorCodeResourceExhaustedError;
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break;
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case StatusCode::kFailedPrecondition:
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errorCode = MPPTasksErrorCodeFailedPreconditionError;
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break;
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case StatusCode::kAborted:
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errorCode = MPPTasksErrorCodeAbortedError;
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break;
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case StatusCode::kOutOfRange:
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errorCode = MPPTasksErrorCodeOutOfRangeError;
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break;
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case StatusCode::kUnimplemented:
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errorCode = MPPTasksErrorCodeUnimplementedError;
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break;
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case StatusCode::kInternal:
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errorCode = MPPTasksErrorCodeInternalError;
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break;
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case StatusCode::kUnavailable:
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errorCode = MPPTasksErrorCodeUnavailableError;
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break;
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case StatusCode::kDataLoss:
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errorCode = MPPTasksErrorCodeDataLossError;
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break;
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case StatusCode::kUnauthenticated:
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errorCode = MPPTasksErrorCodeUnauthenticatedError;
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break;
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default:
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errorCode = genericErrorCode;
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break;
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}
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[MPPCommonUtils createCustomError:error withCode:errorCode description:description];
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return NO;
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}
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@end
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