Adding upstream version 1:115.7.0.upstream/1%115.7.0upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 69 insertions, 0 deletions

diff --git a/third_party/libwebrtc/api/video_codecs/av1_profile.cc b/third_party/libwebrtc/api/video_codecs/av1_profile.cc
new file mode 100644
index 0000000000..eefe166d80
--- /dev/null
+++ b/third_party/libwebrtc/api/video_codecs/av1_profile.cc
@@ -0,0 +1,69 @@
+/*
+ *  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/av1_profile.h"
+
+#include <map>
+#include <utility>
+
+#include "rtc_base/string_to_number.h"
+
+namespace webrtc {
+
+// Parameter name in the format parameter map for AV1 video.
+const char kAV1FmtpProfile[] = "profile";
+
+absl::string_view AV1ProfileToString(AV1Profile profile) {
+  switch (profile) {
+    case AV1Profile::kProfile0:
+      return "0";
+    case AV1Profile::kProfile1:
+      return "1";
+    case AV1Profile::kProfile2:
+      return "2";
+  }
+  return "0";
+}
+
+absl::optional<AV1Profile> StringToAV1Profile(absl::string_view str) {
+  const absl::optional<int> i = rtc::StringToNumber<int>(str);
+  if (!i.has_value())
+    return absl::nullopt;
+
+  switch (i.value()) {
+    case 0:
+      return AV1Profile::kProfile0;
+    case 1:
+      return AV1Profile::kProfile1;
+    case 2:
+      return AV1Profile::kProfile2;
+    default:
+      return absl::nullopt;
+  }
+}
+
+absl::optional<AV1Profile> ParseSdpForAV1Profile(
+    const SdpVideoFormat::Parameters& params) {
+  const auto profile_it = params.find(kAV1FmtpProfile);
+  if (profile_it == params.end())
+    return AV1Profile::kProfile0;
+  const std::string& profile_str = profile_it->second;
+  return StringToAV1Profile(profile_str);
+}
+
+bool AV1IsSameProfile(const SdpVideoFormat::Parameters& params1,
+                      const SdpVideoFormat::Parameters& params2) {
+  const absl::optional<AV1Profile> profile = ParseSdpForAV1Profile(params1);
+  const absl::optional<AV1Profile> other_profile =
+      ParseSdpForAV1Profile(params2);
+  return profile && other_profile && profile == other_profile;
+}
+
+}  // namespace webrtc