| // Copyright 2019 The libgav1 Authors |
| // |
| // 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. |
| |
| #include "src/gav1/status_code.h" |
| |
| extern "C" { |
| |
| const char* Libgav1GetErrorString(Libgav1StatusCode status) { |
| switch (status) { |
| case kLibgav1StatusOk: |
| return "Success."; |
| case kLibgav1StatusUnknownError: |
| return "Unknown error."; |
| case kLibgav1StatusInvalidArgument: |
| return "Invalid function argument."; |
| case kLibgav1StatusOutOfMemory: |
| return "Memory allocation failure."; |
| case kLibgav1StatusResourceExhausted: |
| return "Ran out of a resource (other than memory)."; |
| case kLibgav1StatusNotInitialized: |
| return "The object is not initialized."; |
| case kLibgav1StatusAlready: |
| return "An operation that can only be performed once has already been " |
| "performed."; |
| case kLibgav1StatusUnimplemented: |
| return "Not implemented."; |
| case kLibgav1StatusInternalError: |
| return "Internal error in libgav1."; |
| case kLibgav1StatusBitstreamError: |
| return "The bitstream is not encoded correctly or violates a bitstream " |
| "conformance requirement."; |
| case kLibgav1StatusTryAgain: |
| return "The operation is not allowed at the moment. Try again later."; |
| case kLibgav1StatusNothingToDequeue: |
| return "There are no enqueued frames, so there is nothing to dequeue. " |
| "Try enqueuing a frame before trying to dequeue again."; |
| // This switch statement does not have a default case. This way the compiler |
| // will warn if we neglect to update this function after adding a new value |
| // to the Libgav1StatusCode enum type. |
| case kLibgav1StatusReservedForFutureExpansionUseDefaultInSwitchInstead_: |
| break; |
| } |
| return "Unrecognized status code."; |
| } |
| |
| } // extern "C" |