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// Copyright 2016 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "media/base/video_codecs.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace media {
#if BUILDFLAG(ENABLE_HEVC_DEMUXING)
TEST(ParseHEVCCodecIdTest, InvalidHEVCCodecIds) {
VideoCodecProfile profile = VIDEO_CODEC_PROFILE_UNKNOWN;
uint8_t level_idc = 0;
// Both hev1 and hvc1 should be supported
EXPECT_TRUE(ParseHEVCCodecId("hev1.1.6.L93.B0", &profile, &level_idc));
EXPECT_EQ(profile, HEVCPROFILE_MAIN);
EXPECT_EQ(level_idc, 93);
EXPECT_TRUE(ParseHEVCCodecId("hvc1.1.6.L93.B0", &profile, &level_idc));
EXPECT_EQ(profile, HEVCPROFILE_MAIN);
EXPECT_EQ(level_idc, 93);
// Check that codec id string with insufficient number of dot-separated
// elements are rejected. There must be at least 4 elements: hev1/hvc1 prefix,
// profile, profile_compatibility, tier+level.
EXPECT_TRUE(ParseHEVCCodecId("hvc1.1.6.L93", &profile, &level_idc));
EXPECT_EQ(profile, HEVCPROFILE_MAIN);
EXPECT_EQ(level_idc, 93);
EXPECT_FALSE(ParseHEVCCodecId("hvc1", &profile, &level_idc));
EXPECT_FALSE(ParseHEVCCodecId("hev1", &profile, &level_idc));
EXPECT_FALSE(ParseHEVCCodecId("hvc1.", &profile, &level_idc));
EXPECT_FALSE(ParseHEVCCodecId("hvc1..", &profile, &level_idc));
EXPECT_FALSE(ParseHEVCCodecId("hvc1...", &profile, &level_idc));
EXPECT_FALSE(ParseHEVCCodecId("hvc1....", &profile, &level_idc));
EXPECT_FALSE(ParseHEVCCodecId("hvc1.1", &profile, &level_idc));
EXPECT_FALSE(ParseHEVCCodecId("hvc1.1.", &profile, &level_idc));
EXPECT_FALSE(ParseHEVCCodecId("hvc1.1..", &profile, &level_idc));
EXPECT_FALSE(ParseHEVCCodecId("hvc1.1...", &profile, &level_idc));
EXPECT_FALSE(ParseHEVCCodecId("hvc1.1.6", &profile, &level_idc));
EXPECT_FALSE(ParseHEVCCodecId("hvc1.1.6.", &profile, &level_idc));
EXPECT_FALSE(ParseHEVCCodecId("hvc1.1.6..", &profile, &level_idc));
EXPECT_FALSE(ParseHEVCCodecId("hvc1.1.6...", &profile, &level_idc));
EXPECT_FALSE(ParseHEVCCodecId("hvc1.1..L93", &profile, &level_idc));
EXPECT_FALSE(ParseHEVCCodecId("hvc1.1..L93.", &profile, &level_idc));
EXPECT_FALSE(ParseHEVCCodecId("hvc1.1..L93..", &profile, &level_idc));
EXPECT_FALSE(ParseHEVCCodecId("hvc1..6", &profile, &level_idc));
EXPECT_FALSE(ParseHEVCCodecId("hvc1..6.", &profile, &level_idc));
EXPECT_FALSE(ParseHEVCCodecId("hvc1..6..", &profile, &level_idc));
EXPECT_FALSE(ParseHEVCCodecId("hvc1..6...", &profile, &level_idc));
EXPECT_FALSE(ParseHEVCCodecId("hvc1..6.L93", &profile, &level_idc));
EXPECT_FALSE(ParseHEVCCodecId("hvc1..6.L93.", &profile, &level_idc));
EXPECT_FALSE(ParseHEVCCodecId("hvc1..6.L93..", &profile, &level_idc));
// Check that codec ids with empty constraint bytes are rejected.
EXPECT_FALSE(ParseHEVCCodecId("hvc1.1.6.L93.", &profile, &level_idc));
EXPECT_FALSE(ParseHEVCCodecId("hvc1.1.6.L93..", &profile, &level_idc));
EXPECT_FALSE(ParseHEVCCodecId("hvc1.1.6.L93...", &profile, &level_idc));
EXPECT_FALSE(ParseHEVCCodecId("hvc1.1.6.L93....", &profile, &level_idc));
EXPECT_FALSE(ParseHEVCCodecId("hvc1.1.6.L93.....", &profile, &level_idc));
EXPECT_FALSE(ParseHEVCCodecId("hvc1.1.6.L93......", &profile, &level_idc));
EXPECT_FALSE(ParseHEVCCodecId("hvc1.1.6.L93.......", &profile, &level_idc));
EXPECT_FALSE(ParseHEVCCodecId("hvc1.1.6.L93.......0", &profile, &level_idc));
EXPECT_FALSE(ParseHEVCCodecId("hvc1.1.6.L93.0.", &profile, &level_idc));
EXPECT_FALSE(ParseHEVCCodecId("hvc1.1.6.L93.0..", &profile, &level_idc));
EXPECT_FALSE(ParseHEVCCodecId("hvc1.1.6.L93.0..0", &profile, &level_idc));
EXPECT_FALSE(
ParseHEVCCodecId("hvc1.1.6.L93.0..0.0.0.0.0", &profile, &level_idc));
EXPECT_FALSE(
ParseHEVCCodecId("hvc1.1.6.L93.0.0.0.0.0.0.", &profile, &level_idc));
// Different variations of general_profile_space (empty, 'A', 'B', 'C')
EXPECT_TRUE(ParseHEVCCodecId("hvc1.1.6.L93.B0", &profile, &level_idc));
EXPECT_TRUE(ParseHEVCCodecId("hvc1.A1.6.L93.B0", &profile, &level_idc));
EXPECT_TRUE(ParseHEVCCodecId("hvc1.B1.6.L93.B0", &profile, &level_idc));
EXPECT_TRUE(ParseHEVCCodecId("hvc1.C1.6.L93.B0", &profile, &level_idc));
EXPECT_FALSE(ParseHEVCCodecId("hvc1.D1.6.L93.B0", &profile, &level_idc));
// general_profile_idc (the number after the first dot) must be a 5-bit
// decimal-encoded number (between 0 and 31)
EXPECT_TRUE(ParseHEVCCodecId("hvc1.0.6.L93.B0", &profile, &level_idc));
EXPECT_TRUE(ParseHEVCCodecId("hvc1.31.6.L93.B0", &profile, &level_idc));
EXPECT_TRUE(ParseHEVCCodecId("hvc1.1.6.L93.B0", &profile, &level_idc));
EXPECT_EQ(profile, HEVCPROFILE_MAIN);
EXPECT_TRUE(ParseHEVCCodecId("hvc1.2.2.L93.B0", &profile, &level_idc));
EXPECT_EQ(profile, HEVCPROFILE_MAIN10);
EXPECT_TRUE(ParseHEVCCodecId("hvc1.3.4.L93.B0", &profile, &level_idc));
EXPECT_EQ(profile, HEVCPROFILE_MAIN_STILL_PICTURE);
EXPECT_FALSE(ParseHEVCCodecId("hvc1.-1.6.L93.B0", &profile, &level_idc));
EXPECT_FALSE(ParseHEVCCodecId("hvc1.32.6.L93.B0", &profile, &level_idc));
EXPECT_FALSE(ParseHEVCCodecId("hvc1.999.6.L93.B0", &profile, &level_idc));
EXPECT_FALSE(ParseHEVCCodecId("hvc1.A.6.L93.B0", &profile, &level_idc));
EXPECT_FALSE(ParseHEVCCodecId("hvc1.1F.6.L93.B0", &profile, &level_idc));
// general_profile_compatibility_flags is a 32-bit hex number
EXPECT_TRUE(ParseHEVCCodecId("hvc1.1.0.L93.B0", &profile, &level_idc));
EXPECT_TRUE(ParseHEVCCodecId("hvc1.1.FF.L93.B0", &profile, &level_idc));
EXPECT_TRUE(ParseHEVCCodecId("hvc1.1.FFFF.L93.B0", &profile, &level_idc));
EXPECT_TRUE(ParseHEVCCodecId("hvc1.1.FFFFFFFF.L93.B0", &profile, &level_idc));
EXPECT_FALSE(
ParseHEVCCodecId("hvc1.1.100000000.L93.B0", &profile, &level_idc));
EXPECT_FALSE(
ParseHEVCCodecId("hvc1.1.FFFFFFFFF.L93.B0", &profile, &level_idc));
EXPECT_FALSE(ParseHEVCCodecId("hvc1.1.-1.L93.B0", &profile, &level_idc));
EXPECT_FALSE(ParseHEVCCodecId("hvc1.1.0G.L93.B0", &profile, &level_idc));
// general_tier_flag is encoded as either character 'L' (general_tier_flag==0)
// or character 'H' (general_tier_flag==1) in the fourth element of the string
EXPECT_TRUE(ParseHEVCCodecId("hvc1.1.6.L93.B0", &profile, &level_idc));
EXPECT_TRUE(ParseHEVCCodecId("hvc1.1.0.H93.B0", &profile, &level_idc));
EXPECT_FALSE(ParseHEVCCodecId("hvc1.1.0.93.B0", &profile, &level_idc));
EXPECT_FALSE(ParseHEVCCodecId("hvc1.1.0.A93.B0", &profile, &level_idc));
// general_level_idc is 8-bit decimal-encoded number after general_tier_flag.
EXPECT_TRUE(ParseHEVCCodecId("hvc1.1.6.L0.B0", &profile, &level_idc));
EXPECT_EQ(level_idc, 0);
EXPECT_TRUE(ParseHEVCCodecId("hvc1.1.6.L1.B0", &profile, &level_idc));
EXPECT_EQ(level_idc, 1);
// Level 3.1 (93 == 3.1 * 30)
EXPECT_TRUE(ParseHEVCCodecId("hvc1.1.6.L93.B0", &profile, &level_idc));
EXPECT_EQ(level_idc, 93);
// Level 5 (150 == 5 * 30)
EXPECT_TRUE(ParseHEVCCodecId("hvc1.1.6.L150.B0", &profile, &level_idc));
EXPECT_EQ(level_idc, 150);
EXPECT_TRUE(ParseHEVCCodecId("hvc1.1.6.L255.B0", &profile, &level_idc));
EXPECT_EQ(level_idc, 255);
EXPECT_FALSE(ParseHEVCCodecId("hvc1.1.6.L256.B0", &profile, &level_idc));
EXPECT_FALSE(ParseHEVCCodecId("hvc1.1.6.L999.B0", &profile, &level_idc));
EXPECT_FALSE(ParseHEVCCodecId("hvc1.1.6.L-1.B0", &profile, &level_idc));
// The elements after the fourth dot are hex-encoded bytes containing
// constraint flags (up to 6 bytes), trailing zero bytes may be omitted
EXPECT_TRUE(
ParseHEVCCodecId("hvc1.1.6.L0.0.0.0.0.0.0", &profile, &level_idc));
EXPECT_TRUE(
ParseHEVCCodecId("hvc1.1.6.L0.00.00.00.00.00.00", &profile, &level_idc));
EXPECT_TRUE(ParseHEVCCodecId("hvc1.1.6.L0.12", &profile, &level_idc));
EXPECT_TRUE(ParseHEVCCodecId("hvc1.1.6.L0.12.34.56", &profile, &level_idc));
EXPECT_TRUE(
ParseHEVCCodecId("hvc1.1.6.L0.12.34.56.78.9A.BC", &profile, &level_idc));
EXPECT_TRUE(
ParseHEVCCodecId("hvc1.1.6.L0.FF.FF.FF.FF.FF.FF", &profile, &level_idc));
EXPECT_FALSE(ParseHEVCCodecId("hvc1.1.6.L0.FF.FF.FF.FF.FF.FF.0", &profile,
&level_idc));
EXPECT_FALSE(ParseHEVCCodecId("hvc1.1.6.L0.100", &profile, &level_idc));
EXPECT_FALSE(ParseHEVCCodecId("hvc1.1.6.L0.1FF", &profile, &level_idc));
EXPECT_FALSE(ParseHEVCCodecId("hvc1.1.6.L0.-1", &profile, &level_idc));
}
#endif
#if BUILDFLAG(ENABLE_DOLBY_VISION_DEMUXING)
TEST(ParseDolbyVisionCodecIdTest, InvalidDolbyVisionCodecIds) {
VideoCodecProfile profile = VIDEO_CODEC_PROFILE_UNKNOWN;
uint8_t level_id = 0;
// Codec dvav/dva1 should only contain profile 0.
EXPECT_TRUE(ParseDolbyVisionCodecId("dvav.00.07", &profile, &level_id));
EXPECT_EQ(profile, DOLBYVISION_PROFILE0);
EXPECT_EQ(level_id, 7);
EXPECT_TRUE(ParseDolbyVisionCodecId("dva1.00.07", &profile, &level_id));
EXPECT_EQ(profile, DOLBYVISION_PROFILE0);
EXPECT_EQ(level_id, 7);
EXPECT_FALSE(ParseDolbyVisionCodecId("dvav.04.07", &profile, &level_id));
EXPECT_FALSE(ParseDolbyVisionCodecId("dva1.04.07", &profile, &level_id));
EXPECT_FALSE(ParseDolbyVisionCodecId("dvav.05.07", &profile, &level_id));
EXPECT_FALSE(ParseDolbyVisionCodecId("dva1.05.07", &profile, &level_id));
EXPECT_FALSE(ParseDolbyVisionCodecId("dvav.07.07", &profile, &level_id));
EXPECT_FALSE(ParseDolbyVisionCodecId("dva1.07.07", &profile, &level_id));
#if BUILDFLAG(ENABLE_HEVC_DEMUXING)
// Codec dvhe/dvh1 should only contain profile 4, 5, and 7.
EXPECT_TRUE(ParseDolbyVisionCodecId("dvhe.04.07", &profile, &level_id));
EXPECT_EQ(profile, DOLBYVISION_PROFILE4);
EXPECT_EQ(level_id, 7);
EXPECT_TRUE(ParseDolbyVisionCodecId("dvhe.05.07", &profile, &level_id));
EXPECT_EQ(profile, DOLBYVISION_PROFILE5);
EXPECT_EQ(level_id, 7);
EXPECT_TRUE(ParseDolbyVisionCodecId("dvh1.05.07", &profile, &level_id));
EXPECT_EQ(profile, DOLBYVISION_PROFILE5);
EXPECT_EQ(level_id, 7);
EXPECT_TRUE(ParseDolbyVisionCodecId("dvhe.07.07", &profile, &level_id));
EXPECT_EQ(profile, DOLBYVISION_PROFILE7);
EXPECT_EQ(level_id, 7);
EXPECT_FALSE(ParseDolbyVisionCodecId("dvhe.00.07", &profile, &level_id));
EXPECT_FALSE(ParseDolbyVisionCodecId("dvh1.00.07", &profile, &level_id));
// Profiles 1, 2, 3 and 6 are deprecated.
EXPECT_FALSE(ParseDolbyVisionCodecId("dvav.01.07", &profile, &level_id));
EXPECT_FALSE(ParseDolbyVisionCodecId("dvhe.02.07", &profile, &level_id));
EXPECT_FALSE(ParseDolbyVisionCodecId("dvhe.03.07", &profile, &level_id));
EXPECT_FALSE(ParseDolbyVisionCodecId("dvhe.06.07", &profile, &level_id));
// Level should be numbers between 1 and 9.
EXPECT_FALSE(ParseDolbyVisionCodecId("dvhe.04.00", &profile, &level_id));
EXPECT_FALSE(ParseDolbyVisionCodecId("dvhe.04.10", &profile, &level_id));
EXPECT_FALSE(ParseDolbyVisionCodecId("dvhe.04.20", &profile, &level_id));
EXPECT_FALSE(ParseDolbyVisionCodecId("dvhe.04.99", &profile, &level_id));
// Valid codec string is <FourCC>.<two digits profile>.<two digits level>.
EXPECT_FALSE(ParseDolbyVisionCodecId("dvhe", &profile, &level_id));
EXPECT_FALSE(ParseDolbyVisionCodecId("dvhe.", &profile, &level_id));
EXPECT_FALSE(ParseDolbyVisionCodecId("dvhe..", &profile, &level_id));
EXPECT_FALSE(ParseDolbyVisionCodecId("dvhe...", &profile, &level_id));
EXPECT_FALSE(ParseDolbyVisionCodecId("dvhe....", &profile, &level_id));
EXPECT_FALSE(ParseDolbyVisionCodecId("dvhe.5", &profile, &level_id));
EXPECT_FALSE(ParseDolbyVisionCodecId("dvhe.5.", &profile, &level_id));
EXPECT_FALSE(ParseDolbyVisionCodecId("dvhe.5..", &profile, &level_id));
EXPECT_FALSE(ParseDolbyVisionCodecId("dvhe.5...", &profile, &level_id));
EXPECT_FALSE(ParseDolbyVisionCodecId("dvhe.5.7", &profile, &level_id));
EXPECT_FALSE(ParseDolbyVisionCodecId("dvhe.5.7.", &profile, &level_id));
EXPECT_FALSE(ParseDolbyVisionCodecId("dvhe.5.7..", &profile, &level_id));
EXPECT_FALSE(ParseDolbyVisionCodecId("dvhe.5.7...", &profile, &level_id));
EXPECT_FALSE(ParseDolbyVisionCodecId("dvhe..5", &profile, &level_id));
#endif
}
#endif
} // namespace media
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