| /* |
| * Copyright (c) 2022 The WebRTC project authors. All Rights Reserved. |
| * |
| * Use of this source code is governed by a BSD-style license |
| * that can be found in the LICENSE file in the root of the source |
| * tree. An additional intellectual property rights grant can be found |
| * in the file PATENTS. All contributing project authors may |
| * be found in the AUTHORS file in the root of the source tree. |
| */ |
| |
| #include "api/video_codecs/scalability_mode_helper.h" |
| |
| #include "modules/video_coding/svc/scalability_mode_util.h" |
| |
| namespace webrtc { |
| |
| absl::optional<int> ScalabilityModeStringToNumSpatialLayers( |
| absl::string_view scalability_mode_string) { |
| absl::optional<ScalabilityMode> scalability_mode = |
| ScalabilityModeFromString(scalability_mode_string); |
| if (!scalability_mode.has_value()) { |
| return absl::nullopt; |
| } |
| return ScalabilityModeToNumSpatialLayers(*scalability_mode); |
| } |
| |
| absl::optional<int> ScalabilityModeStringToNumTemporalLayers( |
| absl::string_view scalability_mode_string) { |
| absl::optional<ScalabilityMode> scalability_mode = |
| ScalabilityModeFromString(scalability_mode_string); |
| if (!scalability_mode.has_value()) { |
| return absl::nullopt; |
| } |
| return ScalabilityModeToNumTemporalLayers(*scalability_mode); |
| } |
| |
| } // namespace webrtc |
