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/*
* 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 "absl/strings/string_view.h"
#include "absl/types/optional.h"
#include "api/video_codecs/scalability_mode.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);
}
absl::optional<ScalabilityMode> ScalabilityModeStringToEnum(
absl::string_view scalability_mode_string) {
return ScalabilityModeFromString(scalability_mode_string);
}
} // namespace webrtc