diff options
Diffstat (limited to 'third_party/libwebrtc/api/transport/rtp/dependency_descriptor.cc')
-rw-r--r-- | third_party/libwebrtc/api/transport/rtp/dependency_descriptor.cc | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/third_party/libwebrtc/api/transport/rtp/dependency_descriptor.cc b/third_party/libwebrtc/api/transport/rtp/dependency_descriptor.cc new file mode 100644 index 0000000000..e784853cd6 --- /dev/null +++ b/third_party/libwebrtc/api/transport/rtp/dependency_descriptor.cc @@ -0,0 +1,54 @@ +/* + * Copyright (c) 2020 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/transport/rtp/dependency_descriptor.h" + +#include "absl/container/inlined_vector.h" +#include "absl/strings/string_view.h" +#include "rtc_base/checks.h" + +namespace webrtc { + +constexpr int DependencyDescriptor::kMaxSpatialIds; +constexpr int DependencyDescriptor::kMaxTemporalIds; +constexpr int DependencyDescriptor::kMaxTemplates; +constexpr int DependencyDescriptor::kMaxDecodeTargets; + +namespace webrtc_impl { + +absl::InlinedVector<DecodeTargetIndication, 10> StringToDecodeTargetIndications( + absl::string_view symbols) { + absl::InlinedVector<DecodeTargetIndication, 10> dtis; + dtis.reserve(symbols.size()); + for (char symbol : symbols) { + DecodeTargetIndication indication; + switch (symbol) { + case '-': + indication = DecodeTargetIndication::kNotPresent; + break; + case 'D': + indication = DecodeTargetIndication::kDiscardable; + break; + case 'R': + indication = DecodeTargetIndication::kRequired; + break; + case 'S': + indication = DecodeTargetIndication::kSwitch; + break; + default: + RTC_DCHECK_NOTREACHED(); + } + dtis.push_back(indication); + } + return dtis; +} + +} // namespace webrtc_impl +} // namespace webrtc |