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/*
* Copyright (c) 2021 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/h264_profile_level_id.h"
#include <map>
#include "absl/types/optional.h"
#include "api/rtp_parameters.h"
#include "test/gtest.h"
namespace webrtc {
TEST(H264ProfileLevelId, TestParsingInvalid) {
// Malformed strings.
EXPECT_FALSE(ParseH264ProfileLevelId(""));
EXPECT_FALSE(ParseH264ProfileLevelId(" 42e01f"));
EXPECT_FALSE(ParseH264ProfileLevelId("4242e01f"));
EXPECT_FALSE(ParseH264ProfileLevelId("e01f"));
EXPECT_FALSE(ParseH264ProfileLevelId("gggggg"));
// Invalid level.
EXPECT_FALSE(ParseH264ProfileLevelId("42e000"));
EXPECT_FALSE(ParseH264ProfileLevelId("42e00f"));
EXPECT_FALSE(ParseH264ProfileLevelId("42e0ff"));
// Invalid profile.
EXPECT_FALSE(ParseH264ProfileLevelId("42e11f"));
EXPECT_FALSE(ParseH264ProfileLevelId("58601f"));
EXPECT_FALSE(ParseH264ProfileLevelId("64e01f"));
}
TEST(H264ProfileLevelId, TestParsingLevel) {
EXPECT_EQ(H264Level::kLevel3_1, ParseH264ProfileLevelId("42e01f")->level);
EXPECT_EQ(H264Level::kLevel1_1, ParseH264ProfileLevelId("42e00b")->level);
EXPECT_EQ(H264Level::kLevel1_b, ParseH264ProfileLevelId("42f00b")->level);
EXPECT_EQ(H264Level::kLevel4_2, ParseH264ProfileLevelId("42C02A")->level);
EXPECT_EQ(H264Level::kLevel5_2, ParseH264ProfileLevelId("640c34")->level);
}
TEST(H264ProfileLevelId, TestParsingConstrainedBaseline) {
EXPECT_EQ(H264Profile::kProfileConstrainedBaseline,
ParseH264ProfileLevelId("42e01f")->profile);
EXPECT_EQ(H264Profile::kProfileConstrainedBaseline,
ParseH264ProfileLevelId("42C02A")->profile);
EXPECT_EQ(H264Profile::kProfileConstrainedBaseline,
ParseH264ProfileLevelId("4de01f")->profile);
EXPECT_EQ(H264Profile::kProfileConstrainedBaseline,
ParseH264ProfileLevelId("58f01f")->profile);
}
TEST(H264ProfileLevelId, TestParsingBaseline) {
EXPECT_EQ(H264Profile::kProfileBaseline,
ParseH264ProfileLevelId("42a01f")->profile);
EXPECT_EQ(H264Profile::kProfileBaseline,
ParseH264ProfileLevelId("58A01F")->profile);
}
TEST(H264ProfileLevelId, TestParsingMain) {
EXPECT_EQ(H264Profile::kProfileMain,
ParseH264ProfileLevelId("4D401f")->profile);
}
TEST(H264ProfileLevelId, TestParsingHigh) {
EXPECT_EQ(H264Profile::kProfileHigh,
ParseH264ProfileLevelId("64001f")->profile);
}
TEST(H264ProfileLevelId, TestParsingConstrainedHigh) {
EXPECT_EQ(H264Profile::kProfileConstrainedHigh,
ParseH264ProfileLevelId("640c1f")->profile);
}
TEST(H264ProfileLevelId, TestSupportedLevel) {
EXPECT_EQ(H264Level::kLevel2_1, *H264SupportedLevel(640 * 480, 25));
EXPECT_EQ(H264Level::kLevel3_1, *H264SupportedLevel(1280 * 720, 30));
EXPECT_EQ(H264Level::kLevel4_2, *H264SupportedLevel(1920 * 1280, 60));
}
// Test supported level below level 1 requirements.
TEST(H264ProfileLevelId, TestSupportedLevelInvalid) {
EXPECT_FALSE(H264SupportedLevel(0, 0));
// All levels support fps > 5.
EXPECT_FALSE(H264SupportedLevel(1280 * 720, 5));
// All levels support frame sizes > 183 * 137.
EXPECT_FALSE(H264SupportedLevel(183 * 137, 30));
}
TEST(H264ProfileLevelId, TestToString) {
EXPECT_EQ("42e01f", *H264ProfileLevelIdToString(H264ProfileLevelId(
H264Profile::kProfileConstrainedBaseline,
H264Level::kLevel3_1)));
EXPECT_EQ("42000a", *H264ProfileLevelIdToString(H264ProfileLevelId(
H264Profile::kProfileBaseline, H264Level::kLevel1)));
EXPECT_EQ("4d001f", H264ProfileLevelIdToString(H264ProfileLevelId(
H264Profile::kProfileMain, H264Level::kLevel3_1)));
EXPECT_EQ("640c2a",
*H264ProfileLevelIdToString(H264ProfileLevelId(
H264Profile::kProfileConstrainedHigh, H264Level::kLevel4_2)));
EXPECT_EQ("64002a", *H264ProfileLevelIdToString(H264ProfileLevelId(
H264Profile::kProfileHigh, H264Level::kLevel4_2)));
}
TEST(H264ProfileLevelId, TestToStringLevel1b) {
EXPECT_EQ("42f00b", *H264ProfileLevelIdToString(H264ProfileLevelId(
H264Profile::kProfileConstrainedBaseline,
H264Level::kLevel1_b)));
EXPECT_EQ("42100b",
*H264ProfileLevelIdToString(H264ProfileLevelId(
H264Profile::kProfileBaseline, H264Level::kLevel1_b)));
EXPECT_EQ("4d100b", *H264ProfileLevelIdToString(H264ProfileLevelId(
H264Profile::kProfileMain, H264Level::kLevel1_b)));
}
TEST(H264ProfileLevelId, TestToStringRoundTrip) {
EXPECT_EQ("42e01f",
*H264ProfileLevelIdToString(*ParseH264ProfileLevelId("42e01f")));
EXPECT_EQ("42e01f",
*H264ProfileLevelIdToString(*ParseH264ProfileLevelId("42E01F")));
EXPECT_EQ("4d100b",
*H264ProfileLevelIdToString(*ParseH264ProfileLevelId("4d100b")));
EXPECT_EQ("4d100b",
*H264ProfileLevelIdToString(*ParseH264ProfileLevelId("4D100B")));
EXPECT_EQ("640c2a",
*H264ProfileLevelIdToString(*ParseH264ProfileLevelId("640c2a")));
EXPECT_EQ("640c2a",
*H264ProfileLevelIdToString(*ParseH264ProfileLevelId("640C2A")));
}
TEST(H264ProfileLevelId, TestToStringInvalid) {
EXPECT_FALSE(H264ProfileLevelIdToString(
H264ProfileLevelId(H264Profile::kProfileHigh, H264Level::kLevel1_b)));
EXPECT_FALSE(H264ProfileLevelIdToString(H264ProfileLevelId(
H264Profile::kProfileConstrainedHigh, H264Level::kLevel1_b)));
EXPECT_FALSE(H264ProfileLevelIdToString(
H264ProfileLevelId(static_cast<H264Profile>(255), H264Level::kLevel3_1)));
}
TEST(H264ProfileLevelId, TestParseSdpProfileLevelIdEmpty) {
const absl::optional<H264ProfileLevelId> profile_level_id =
ParseSdpForH264ProfileLevelId(CodecParameterMap());
EXPECT_TRUE(profile_level_id);
EXPECT_EQ(H264Profile::kProfileConstrainedBaseline,
profile_level_id->profile);
EXPECT_EQ(H264Level::kLevel3_1, profile_level_id->level);
}
TEST(H264ProfileLevelId, TestParseSdpProfileLevelIdConstrainedHigh) {
CodecParameterMap params;
params["profile-level-id"] = "640c2a";
const absl::optional<H264ProfileLevelId> profile_level_id =
ParseSdpForH264ProfileLevelId(params);
EXPECT_TRUE(profile_level_id);
EXPECT_EQ(H264Profile::kProfileConstrainedHigh, profile_level_id->profile);
EXPECT_EQ(H264Level::kLevel4_2, profile_level_id->level);
}
TEST(H264ProfileLevelId, TestParseSdpProfileLevelIdInvalid) {
CodecParameterMap params;
params["profile-level-id"] = "foobar";
EXPECT_FALSE(ParseSdpForH264ProfileLevelId(params));
}
} // namespace webrtc