github.com/bluenviron/mediacommon@v1.9.3/pkg/codecs/ac3/sync_info_test.go (about)

     1  package ac3
     2  
     3  import (
     4  	"testing"
     5  
     6  	"github.com/stretchr/testify/require"
     7  )
     8  
     9  var ac3Cases = []struct {
    10  	name       string
    11  	enc        []byte
    12  	syncInfo   SyncInfo
    13  	sampleRate int
    14  	bsi        BSI
    15  }{
    16  	{
    17  		"1 ch",
    18  		[]byte{
    19  			0x0b, 0x77, 0x47, 0x11, 0x0c, 0x40, 0x2f, 0x84,
    20  			0x2b, 0xc1, 0x07, 0x7a, 0xb0, 0xfa, 0xbb, 0xea,
    21  			0xef, 0x9f, 0x57, 0x7c, 0xf9, 0xf3, 0xf7, 0xcf,
    22  			0x9f, 0x3e, 0x32, 0xfe, 0xd5, 0xc1, 0x50, 0xde,
    23  			0xc5, 0x1e, 0x73, 0xd2, 0x6c, 0xa6, 0x94, 0x46,
    24  			0x4e, 0x92, 0x8c, 0x0f, 0xb9, 0xcf, 0xad, 0x07,
    25  			0x54, 0x4a, 0x2e, 0xf3, 0x7d, 0x07, 0x2e, 0xa4,
    26  			0x2f, 0xba, 0xbf, 0x39, 0xb5, 0xc9, 0x92, 0xa6,
    27  			0xe1, 0xb4, 0x70, 0xc5, 0xc4, 0xb5, 0xe6, 0x5d,
    28  			0x0f, 0xa8, 0x71, 0xa4, 0xcc, 0xc5, 0xbc, 0x75,
    29  			0x67, 0x92, 0x52, 0x4f, 0x7e, 0x62, 0x1c, 0xa9,
    30  			0xd9, 0xb5, 0x19, 0x6a, 0xd7, 0xb0, 0x44, 0x92,
    31  			0x30, 0x3b, 0xf7, 0x61, 0xd6, 0x49, 0x96, 0x66,
    32  			0x98, 0x28, 0x1a, 0x95, 0xa9, 0x42, 0xad, 0xb7,
    33  			0x50, 0x90, 0xad, 0x1c, 0x34, 0x80, 0xe2, 0xef,
    34  			0xcd, 0x41, 0x0b, 0xf0, 0x9d, 0x57, 0x62, 0x78,
    35  			0xfd, 0xc6, 0xc2, 0x19, 0x9e, 0x26, 0x31, 0xca,
    36  			0x1e, 0x75, 0xb1, 0x7a, 0x8e, 0xb5, 0x51, 0x3a,
    37  			0xfe, 0xe4, 0xf1, 0x0b, 0x4f, 0x14, 0x90, 0xdb,
    38  			0x9f, 0x44, 0x50, 0xbb, 0xef, 0x74, 0x00, 0x8c,
    39  			0x1f, 0x97, 0xa1, 0xa2, 0xfa, 0x72, 0x16, 0x47,
    40  			0xc6, 0xc0, 0xe5, 0xfe, 0x67, 0x03, 0x9c, 0xfe,
    41  			0x62, 0x01, 0xa1, 0x00, 0x5d, 0xff, 0xa5, 0x03,
    42  			0x59, 0xfa, 0xa8, 0x25, 0x5f, 0x6b, 0x83, 0x51,
    43  			0xf2, 0xc0, 0x44, 0xff, 0x2d, 0x05, 0x4b, 0xee,
    44  			0xe0, 0x54, 0x9e, 0xae, 0x86, 0x45, 0xf3, 0xbd,
    45  			0x0e, 0x42, 0xf2, 0xbf, 0x0f, 0x7f, 0xc6, 0x09,
    46  			0x07, 0xdc, 0x22, 0x11, 0x77, 0xbe, 0x31, 0x27,
    47  			0x5b, 0xa4, 0x13, 0x47, 0x07, 0x32, 0x9f, 0x1f,
    48  			0xcb, 0xb0, 0xdf, 0x3e, 0x7d, 0x0d, 0xf3, 0xe7,
    49  			0xcf, 0x9f, 0x3e, 0xae, 0xf9, 0xf3, 0xe7, 0xcf,
    50  			0x9f, 0x3e, 0x85, 0x5d, 0xf3, 0xe7, 0xcf, 0x9f,
    51  			0x3e, 0x7c, 0xf9, 0xf3, 0xe7, 0xcf, 0x9f, 0x3f,
    52  			0x53, 0x5d, 0xf3, 0xe7, 0xcf, 0x9f, 0x3e, 0x7c,
    53  			0xf9, 0xf3, 0xe7, 0xcf, 0x9f, 0x3e, 0x7c, 0xf9,
    54  			0xf3, 0xe7, 0xcf, 0x9f, 0x3e, 0x7c, 0xf9, 0xf3,
    55  			0xe7, 0xcf, 0x9f, 0x3e, 0x00, 0x46, 0x28, 0x26,
    56  			0x20, 0x4a, 0x5a, 0xc0, 0x8a, 0xc5, 0xae, 0xa0,
    57  			0x55, 0x78, 0x82, 0x7a, 0x38, 0x10, 0x09, 0xc9,
    58  			0xb8, 0x0c, 0xfa, 0x5b, 0xc9, 0xd2, 0xec, 0x44,
    59  			0x25, 0xf8, 0x20, 0xf2, 0xc8, 0x8a, 0xe9, 0x40,
    60  			0x18, 0x06, 0xc6, 0x2b, 0xc8, 0xed, 0x8f, 0x33,
    61  			0x09, 0x92, 0x28, 0x1e, 0xc4, 0x24, 0xd8, 0x33,
    62  			0xa5, 0x00, 0xf5, 0xea, 0x18, 0xfa, 0x90, 0x97,
    63  			0x97, 0xe8, 0x39, 0x6a, 0xcf, 0xf1, 0xdd, 0xff,
    64  			0x9e, 0x8e, 0x04, 0x02, 0xae, 0x65, 0x87, 0x5c,
    65  			0x4e, 0x72, 0xfd, 0x3c, 0x01, 0x86, 0xfe, 0x56,
    66  			0x59, 0x74, 0x44, 0x3a, 0x40, 0x00, 0xec, 0xfc,
    67  		},
    68  		SyncInfo{
    69  			Frmsizecod: 12,
    70  		},
    71  		48000,
    72  		BSI{
    73  			Bsid:  8,
    74  			Acmod: 1,
    75  		},
    76  	},
    77  	{
    78  		"6 ch",
    79  		[]byte{
    80  			0x0b, 0x77, 0x1a, 0x01, 0x1e, 0x40, 0xeb, 0xf8,
    81  			0x40, 0x3e, 0xff, 0x99, 0xc5, 0x98, 0xb3, 0x16,
    82  			0x62, 0xcc, 0x59, 0xff, 0xfa, 0xd7, 0xae, 0xf9,
    83  			0x07, 0x7a, 0xb0, 0xfa, 0xbb, 0xea, 0xef, 0x9f,
    84  			0x57, 0x7c, 0xf9, 0xf3, 0xf7, 0xc2, 0x0e, 0xf5,
    85  			0x61, 0xf5, 0x77, 0xd5, 0xdf, 0x3e, 0xae, 0xf9,
    86  			0xf3, 0xe7, 0xef, 0x84, 0x1d, 0xea, 0xc3, 0xea,
    87  			0xef, 0xab, 0xbe, 0x7d, 0x5d, 0xf3, 0xe7, 0xcf,
    88  			0xdf, 0x08, 0x3b, 0xd5, 0x87, 0xd5, 0xdf, 0x57,
    89  			0x7c, 0xfa, 0xbb, 0xe7, 0xcf, 0x9f, 0xbe, 0x10,
    90  			0x77, 0xab, 0x0f, 0xab, 0xbe, 0xae, 0xf9, 0xf5,
    91  			0x77, 0xcf, 0x9f, 0x3f, 0x7c, 0x23, 0xc4, 0xf9,
    92  			0x7f, 0x66, 0xa5, 0x4a, 0x95, 0x2a, 0x54, 0xa9,
    93  			0x00, 0x54, 0x37, 0xb1, 0x4e, 0x73, 0xc9, 0xb3,
    94  			0x69, 0x45, 0x93, 0xa2, 0x8c, 0x3e, 0xe7, 0xfa,
    95  			0xd0, 0x75, 0x44, 0xa2, 0xef, 0x37, 0xd0, 0x72,
    96  			0xea, 0x42, 0xfb, 0xad, 0xce, 0x6d, 0x72, 0x65,
    97  			0x53, 0xe1, 0xa8, 0xe1, 0x8b, 0x89, 0x6b, 0xcc,
    98  			0xb4, 0x3e, 0xa1, 0xc6, 0xa6, 0x8c, 0x57, 0x8d,
    99  			0x5b, 0xca, 0x52, 0x4f, 0x7e, 0x62, 0x1c, 0xa9,
   100  			0xd9, 0xb5, 0x19, 0x6a, 0xd7, 0xb0, 0x44, 0x92,
   101  			0x30, 0x3b, 0xf7, 0x63, 0xb9, 0x2c, 0xb6, 0x73,
   102  			0x0a, 0x0d, 0x45, 0xa2, 0x8a, 0xbd, 0xc5, 0x02,
   103  			0x1b, 0x4e, 0x24, 0x81, 0xcb, 0xce, 0x74, 0x11,
   104  			0x7c, 0x2e, 0xb7, 0x65, 0x24, 0x6e, 0x6c, 0x46,
   105  			0x67, 0x89, 0x8c, 0x72, 0x87, 0x9d, 0x70, 0xca,
   106  			0x9d, 0x55, 0x0a, 0xaf, 0xdd, 0x38, 0x8b, 0x5e,
   107  			0x52, 0x87, 0xbb, 0xe9, 0x10, 0x5b, 0xfe, 0xd0,
   108  			0x04, 0xc3, 0xf1, 0xe8, 0x68, 0xbe, 0x9c, 0x85,
   109  			0x91, 0xf1, 0xb0, 0x39, 0x7f, 0x99, 0x82, 0x9d,
   110  			0xfd, 0x88, 0x0a, 0x00, 0x17, 0x7f, 0xa6, 0x05,
   111  			0x67, 0xea, 0xa0, 0x95, 0x7d, 0xae, 0x0d, 0x47,
   112  			0xcb, 0x01, 0x13, 0xfc, 0xb4, 0x15, 0x2f, 0xbb,
   113  			0x81, 0x52, 0x7a, 0xba, 0x19, 0x17, 0xab, 0xc1,
   114  			0xd0, 0xf9, 0xc0, 0x1d, 0xfe, 0x21, 0x21, 0xfe,
   115  			0x22, 0x21, 0xed, 0xe3, 0x25, 0xdd, 0xe4, 0x26,
   116  			0xa3, 0x2a, 0x32, 0xa3, 0x34, 0xe0, 0x26, 0x72,
   117  			0x58, 0x40, 0x95, 0x0d, 0xec, 0x53, 0x9c, 0xf2,
   118  			0x6c, 0xda, 0x51, 0x64, 0xe8, 0xa3, 0x0f, 0xb9,
   119  			0xfe, 0xb4, 0x1d, 0x51, 0x28, 0xbb, 0xcd, 0xf4,
   120  			0x1c, 0xba, 0x90, 0xbe, 0xeb, 0x73, 0x9b, 0x5c,
   121  			0x99, 0x54, 0xf8, 0x6a, 0x38, 0x62, 0xe2, 0x5a,
   122  			0xf3, 0x2d, 0x0f, 0xa8, 0x71, 0xa9, 0xa3, 0x15,
   123  			0xe3, 0x56, 0xf2, 0x94, 0x93, 0xdf, 0x98, 0x87,
   124  			0x2a, 0x76, 0x6d, 0x46, 0x5a, 0xb5, 0xec, 0x11,
   125  			0x24, 0x8c, 0x0e, 0xfd, 0xd8, 0xee, 0x4b, 0x2d,
   126  			0x9c, 0xc2, 0x83, 0x51, 0x68, 0xa2, 0xaf, 0x71,
   127  			0x40, 0x86, 0xd3, 0x89, 0x20, 0x72, 0xf3, 0x9d,
   128  			0x04, 0x5f, 0x0b, 0xad, 0xd9, 0x49, 0x1b, 0x9b,
   129  			0x11, 0x99, 0xe2, 0x63, 0x1c, 0xa1, 0xe7, 0x5c,
   130  			0x32, 0xa7, 0x55, 0x42, 0xab, 0xf7, 0x4e, 0x22,
   131  			0xd7, 0x94, 0xa1, 0xee, 0xfa, 0x44, 0x16, 0xff,
   132  			0xb4, 0x01, 0x30, 0xfc, 0x7a, 0x1a, 0x2f, 0xa7,
   133  			0x21, 0x64, 0x7c, 0x6c, 0x0e, 0x5f, 0xe6, 0x60,
   134  			0xa7, 0x7f, 0x62, 0x02, 0x80, 0x05, 0xdf, 0xe9,
   135  			0x81, 0x59, 0xfa, 0xa8, 0x25, 0x5f, 0x6b, 0x83,
   136  			0x51, 0xf2, 0xc0, 0x44, 0xff, 0x2d, 0x05, 0x4b,
   137  			0xee, 0xe0, 0x54, 0x9e, 0xae, 0x86, 0x45, 0xea,
   138  			0xf0, 0x74, 0x3e, 0x70, 0x07, 0x7f, 0x88, 0x48,
   139  			0x7f, 0x88, 0x88, 0x7b, 0x78, 0xc9, 0x77, 0x79,
   140  			0x09, 0x54, 0x37, 0xb1, 0x4e, 0x73, 0xc9, 0xb3,
   141  			0x69, 0x45, 0x93, 0xa2, 0x8c, 0x3e, 0xe7, 0xfa,
   142  			0xd0, 0x75, 0x44, 0xa2, 0xef, 0x37, 0xd0, 0x72,
   143  			0xea, 0x42, 0xfb, 0xad, 0xce, 0x6d, 0x72, 0x65,
   144  			0x53, 0xe1, 0xa8, 0xe1, 0x8b, 0x89, 0x6b, 0xcc,
   145  			0xb4, 0x3e, 0xa1, 0xc6, 0xa6, 0x8c, 0x57, 0x8d,
   146  			0x5b, 0xca, 0x52, 0x4f, 0x7e, 0x62, 0x1c, 0xa9,
   147  			0xd9, 0xb5, 0x19, 0x6a, 0xd7, 0xb0, 0x44, 0x92,
   148  			0x30, 0x3b, 0xf7, 0x63, 0xb9, 0x2c, 0xb6, 0x73,
   149  			0x0a, 0x0d, 0x45, 0xa2, 0x8a, 0xbd, 0xc5, 0x02,
   150  			0x1b, 0x4e, 0x24, 0x81, 0xcb, 0xce, 0x74, 0x11,
   151  			0x7c, 0x2e, 0xb7, 0x65, 0x24, 0x6e, 0x6c, 0x46,
   152  			0x67, 0x89, 0x8c, 0x72, 0x87, 0x9d, 0x70, 0xca,
   153  			0x9d, 0x55, 0x0a, 0xaf, 0xdd, 0x38, 0x8b, 0x5e,
   154  			0x52, 0x87, 0xbb, 0xe9, 0x10, 0x5b, 0xfe, 0xd0,
   155  			0x04, 0xc3, 0xf1, 0xe8, 0x68, 0xbe, 0x9c, 0x85,
   156  			0x91, 0xf1, 0xb0, 0x39, 0x7f, 0x99, 0x82, 0x9d,
   157  			0xfd, 0x88, 0x0a, 0x00, 0x17, 0x7f, 0xa6, 0x05,
   158  			0x67, 0xea, 0xa0, 0x95, 0x7d, 0xae, 0x0d, 0x47,
   159  			0xcb, 0x01, 0x13, 0xfc, 0xb4, 0x15, 0x2f, 0xbb,
   160  			0x81, 0x52, 0x7a, 0xba, 0x19, 0x17, 0xab, 0xc1,
   161  			0xd0, 0xf9, 0xc0, 0x1d, 0xfe, 0x21, 0x21, 0xfe,
   162  			0x22, 0x21, 0xed, 0xe3, 0x25, 0xdd, 0xe4, 0x25,
   163  			0x50, 0xde, 0xc5, 0x39, 0xcf, 0x26, 0xcd, 0xa5,
   164  			0x16, 0x4e, 0x8a, 0x30, 0xfb, 0x9f, 0xeb, 0x41,
   165  			0xd5, 0x12, 0x8b, 0xbc, 0xdf, 0x41, 0xcb, 0xa9,
   166  			0x0b, 0xee, 0xb7, 0x39, 0xb5, 0xc9, 0x95, 0x4f,
   167  			0x86, 0xa3, 0x86, 0x2e, 0x25, 0xaf, 0x32, 0xd0,
   168  			0xfa, 0x87, 0x1a, 0x9a, 0x31, 0x5e, 0x35, 0x6f,
   169  			0x29, 0x49, 0x3d, 0xf9, 0x88, 0x72, 0xa7, 0x66,
   170  			0xd4, 0x65, 0xab, 0x5e, 0xc1, 0x12, 0x48, 0xc0,
   171  			0xef, 0xdd, 0x8e, 0xe4, 0xb2, 0xd9, 0xcc, 0x28,
   172  			0x35, 0x16, 0x8a, 0x2a, 0xf7, 0x14, 0x08, 0x6d,
   173  			0x38, 0x92, 0x07, 0x2f, 0x39, 0xd0, 0x45, 0xf0,
   174  			0xba, 0xdd, 0x94, 0x91, 0xb9, 0xb1, 0x19, 0x9e,
   175  			0x26, 0x31, 0xca, 0x1e, 0x75, 0xc3, 0x2a, 0x75,
   176  			0x54, 0x2a, 0xbf, 0x74, 0xe2, 0x2d, 0x79, 0x4a,
   177  			0x1e, 0xef, 0xa4, 0x41, 0x6f, 0xfb, 0x40, 0x13,
   178  			0x0f, 0xc7, 0xa1, 0xa2, 0xfa, 0x72, 0x16, 0x47,
   179  			0xc6, 0xc0, 0xe5, 0xfe, 0x66, 0x0a, 0x77, 0xf6,
   180  			0x20, 0x28, 0x00, 0x5d, 0xfe, 0x98, 0x15, 0x9f,
   181  			0xaa, 0x82, 0x55, 0xf6, 0xb8, 0x35, 0x1f, 0x2c,
   182  			0x04, 0x4f, 0xf2, 0xd0, 0x54, 0xbe, 0xee, 0x05,
   183  			0x49, 0xea, 0xe8, 0x64, 0x5e, 0xaf, 0x07, 0x43,
   184  			0xe7, 0x00, 0x77, 0xf8, 0x84, 0x87, 0xf8, 0x88,
   185  			0x87, 0xb7, 0x8c, 0x97, 0x77, 0x90, 0x95, 0x43,
   186  			0x7b, 0x14, 0xe7, 0x3c, 0x9b, 0x36, 0x94, 0x59,
   187  			0x3a, 0x28, 0xc3, 0xee, 0x7f, 0xad, 0x07, 0x54,
   188  			0x4a, 0x2e, 0xf3, 0x7d, 0x07, 0x2e, 0xa4, 0x2f,
   189  			0xba, 0xdc, 0xe6, 0xd7, 0x26, 0x55, 0x3e, 0x1a,
   190  			0x8e, 0x18, 0xb8, 0x96, 0xbc, 0xcb, 0x43, 0xea,
   191  			0x1c, 0x6a, 0x68, 0xc5, 0x78, 0xd5, 0xbc, 0xa5,
   192  			0x24, 0xf7, 0xe6, 0x21, 0xca, 0x9d, 0x9b, 0x51,
   193  			0x96, 0xad, 0x7b, 0x04, 0x49, 0x23, 0x03, 0xbf,
   194  			0x76, 0x3b, 0x92, 0xcb, 0x67, 0x30, 0xa0, 0xd4,
   195  			0x5a, 0x28, 0xab, 0xdc, 0x50, 0x21, 0xb4, 0xe2,
   196  			0x48, 0x1c, 0xbc, 0xe7, 0x41, 0x17, 0xc2, 0xeb,
   197  			0x76, 0x52, 0x46, 0xe6, 0xc4, 0x66, 0x78, 0x98,
   198  			0xc7, 0x28, 0x79, 0xd7, 0x0c, 0xa9, 0xd5, 0x50,
   199  			0xaa, 0xfd, 0xd3, 0x88, 0xb5, 0xe5, 0x28, 0x7b,
   200  			0xbe, 0x91, 0x05, 0xbf, 0xed, 0x00, 0x4c, 0x3f,
   201  			0x1e, 0x86, 0x8b, 0xe9, 0xc8, 0x59, 0x1f, 0x1b,
   202  			0x03, 0x97, 0xf9, 0x98, 0x29, 0xdf, 0xd8, 0x80,
   203  			0xa0, 0x01, 0x77, 0xfa, 0x60, 0x56, 0x7e, 0xaa,
   204  			0x09, 0x57, 0xda, 0xe0, 0xd4, 0x7c, 0xb0, 0x11,
   205  			0x3f, 0xcb, 0x41, 0x52, 0xfb, 0xb8, 0x15, 0x27,
   206  			0xab, 0xa1, 0x91, 0x7a, 0xbc, 0x1d, 0x0f, 0x9c,
   207  			0x01, 0xdf, 0xe2, 0x12, 0x1f, 0xe2, 0x22, 0x1e,
   208  			0xde, 0x32, 0x5d, 0xde, 0x42, 0x55, 0x15, 0x8a,
   209  			0x9c, 0xf4, 0x9b, 0x33, 0x4a, 0x0c, 0x9d, 0x51,
   210  			0x80, 0x7c, 0x04, 0xaa, 0xa9, 0xf3, 0xe7, 0xcf,
   211  			0x9f, 0x3e, 0x73, 0x29, 0xf1, 0xfc, 0xbb, 0x0d,
   212  			0xf3, 0xe7, 0xd0, 0xdf, 0x3e, 0x7c, 0xf9, 0xf3,
   213  			0xea, 0xef, 0x9f, 0x3e, 0x7c, 0xf9, 0xf3, 0xe8,
   214  			0x55, 0xdf, 0x3e, 0x7c, 0xf9, 0xf3, 0xe7, 0xcf,
   215  			0x9f, 0x3e, 0x7c, 0xf9, 0xf3, 0xf5, 0x35, 0xdf,
   216  			0x3e, 0x7c, 0xf9, 0xf3, 0xe7, 0xcf, 0x9f, 0x3e,
   217  			0x7c, 0xf9, 0xf3, 0xe7, 0xcf, 0x9f, 0x3e, 0x1c,
   218  			0xca, 0x7c, 0x7f, 0x2e, 0xc3, 0x7c, 0xf9, 0xf4,
   219  			0x37, 0xcf, 0x9f, 0x3e, 0x7c, 0xfa, 0xbb, 0xe7,
   220  			0xcf, 0x9f, 0x3e, 0x7c, 0xfa, 0x15, 0x77, 0xcf,
   221  			0x9f, 0x3e, 0x7c, 0xf9, 0xf3, 0xe7, 0xcf, 0x9f,
   222  			0x3e, 0x7c, 0xfd, 0x4d, 0x77, 0xcf, 0x9f, 0x3e,
   223  			0x7c, 0xf9, 0xf3, 0xe7, 0xcf, 0x9f, 0x3e, 0x7c,
   224  			0xf9, 0xf3, 0xe7, 0xcf, 0x87, 0x32, 0x9f, 0x1f,
   225  			0xcb, 0xb0, 0xdf, 0x3e, 0x7d, 0x0d, 0xf3, 0xe7,
   226  			0xcf, 0x9f, 0x3e, 0xae, 0xf9, 0xf3, 0xe7, 0xcf,
   227  			0x9f, 0x3e, 0x85, 0x5d, 0xf3, 0xe7, 0xcf, 0x9f,
   228  			0x3e, 0x7c, 0xf9, 0xf3, 0xe7, 0xcf, 0x9f, 0x3f,
   229  			0x53, 0x5d, 0xf3, 0xe7, 0xcf, 0x9f, 0x3e, 0x7c,
   230  			0xf9, 0xf3, 0xe7, 0xcf, 0x9f, 0x3e, 0x7c, 0xf9,
   231  			0xf3, 0xe1, 0xcc, 0xa7, 0xc7, 0xf2, 0xec, 0x37,
   232  			0xcf, 0x9f, 0x43, 0x7c, 0xf9, 0xf3, 0xe7, 0xcf,
   233  			0xab, 0xbe, 0x7c, 0xf9, 0xf3, 0xe7, 0xcf, 0xa1,
   234  			0x57, 0x7c, 0xf9, 0xf3, 0xe7, 0xcf, 0x9f, 0x3e,
   235  			0x7c, 0xf9, 0xf3, 0xe7, 0xcf, 0xd4, 0xd7, 0x7c,
   236  			0xf9, 0xf3, 0xe7, 0xcf, 0x9f, 0x3e, 0x7c, 0xf9,
   237  			0xf3, 0xe7, 0xcf, 0x9f, 0x3e, 0x7c, 0xf8, 0x73,
   238  			0x29, 0xf1, 0xfc, 0xbb, 0x0d, 0xf3, 0xe7, 0xd0,
   239  			0xdf, 0x3e, 0x7c, 0xf9, 0xf3, 0xea, 0xef, 0x9f,
   240  			0x3e, 0x7c, 0xf9, 0xf3, 0xe8, 0x55, 0xdf, 0x3e,
   241  			0x7c, 0xf9, 0xf3, 0xe7, 0xcf, 0x9f, 0x3e, 0x7c,
   242  			0xf9, 0xf3, 0xf5, 0x35, 0xdf, 0x3e, 0x7c, 0xf9,
   243  			0xf3, 0xe7, 0xcf, 0x9f, 0x3e, 0x7c, 0xf9, 0xf3,
   244  			0xe7, 0xcf, 0x9f, 0x3e, 0x00, 0x23, 0x28, 0x26,
   245  			0x20, 0x4a, 0x5a, 0xc2, 0x2b, 0x5a, 0xea, 0x05,
   246  			0x57, 0x88, 0x27, 0x47, 0x80, 0x11, 0x94, 0x13,
   247  			0x10, 0x25, 0x2d, 0x61, 0x15, 0xad, 0x75, 0x02,
   248  			0xab, 0xc4, 0x13, 0xa0, 0x8c, 0xa0, 0x98, 0x81,
   249  			0x29, 0x6b, 0x08, 0xad, 0x6b, 0xa8, 0x15, 0x5e,
   250  			0x20, 0x9d, 0x1e, 0x08, 0xca, 0x09, 0x88, 0x12,
   251  			0x96, 0xb0, 0x8a, 0xd6, 0xba, 0x81, 0x55, 0xe2,
   252  			0x09, 0xd0, 0x02, 0x32, 0x82, 0x62, 0x04, 0xa5,
   253  			0xac, 0x22, 0xb5, 0xae, 0xa0, 0x55, 0x78, 0x82,
   254  			0x74, 0x6e, 0x04, 0x85, 0x08, 0x81, 0x29, 0x6b,
   255  			0x08, 0xad, 0x6b, 0xa8, 0x15, 0x03, 0xe0, 0x00,
   256  			0x00, 0x09, 0xcb, 0x70, 0x19, 0xf4, 0xb7, 0x94,
   257  			0x97, 0x60, 0x84, 0xbf, 0x04, 0x1e, 0x59, 0x02,
   258  			0xbc, 0x6c, 0xe5, 0xb8, 0x0c, 0xfa, 0x5b, 0xca,
   259  			0x4b, 0xb0, 0x42, 0x5f, 0x82, 0x0f, 0x2c, 0x81,
   260  			0x67, 0x2d, 0xc0, 0x67, 0xd2, 0xde, 0x52, 0x5d,
   261  			0x82, 0x12, 0xfc, 0x10, 0x79, 0x64, 0x0a, 0xf2,
   262  			0x72, 0xdc, 0x06, 0x7d, 0x2d, 0xe5, 0x25, 0xd8,
   263  			0x21, 0x2f, 0xc1, 0x07, 0x96, 0x40, 0xac, 0x9c,
   264  			0xb7, 0x01, 0x9f, 0x4b, 0x79, 0x49, 0x76, 0x08,
   265  			0x4b, 0xf0, 0x41, 0xe5, 0x90, 0x2b, 0x7f, 0x3b,
   266  			0xee, 0x27, 0xd2, 0xde, 0x52, 0x5d, 0x82, 0x12,
   267  			0xfc, 0x10, 0x1f, 0x01, 0x80, 0x0a, 0xae, 0xf9,
   268  			0xf0, 0x18, 0x0d, 0x8c, 0x57, 0x91, 0xdb, 0x1d,
   269  			0x98, 0x52, 0x45, 0x03, 0xd8, 0x84, 0x9b, 0x0c,
   270  			0xf1, 0xac, 0x06, 0xc6, 0x2b, 0xc8, 0xed, 0x8e,
   271  			0xcc, 0x29, 0x22, 0x81, 0xec, 0x42, 0x4d, 0x86,
   272  			0x60, 0x36, 0x31, 0x5e, 0x47, 0x6c, 0x76, 0x61,
   273  			0x49, 0x14, 0x0f, 0x62, 0x12, 0x6c, 0x33, 0xc6,
   274  			0x03, 0x63, 0x15, 0xe4, 0x76, 0xc7, 0x66, 0x14,
   275  			0x91, 0x40, 0xf6, 0x21, 0x26, 0xc3, 0x31, 0x80,
   276  			0xd8, 0xc5, 0x79, 0x1d, 0xb1, 0xd9, 0x85, 0x24,
   277  			0x50, 0x3d, 0x88, 0x49, 0xb0, 0xcd, 0xc3, 0x07,
   278  			0xb2, 0x5e, 0x47, 0x6c, 0x76, 0x61, 0x49, 0x14,
   279  			0x0f, 0x60, 0x7c, 0x04, 0x00, 0x29, 0xf3, 0xe7,
   280  			0xcf, 0x9f, 0x3e, 0x07, 0xae, 0xa1, 0x8f, 0xa9,
   281  			0x09, 0x79, 0xfa, 0x0f, 0x6a, 0xcf, 0xf1, 0xdd,
   282  			0xff, 0xad, 0x1e, 0x03, 0xd7, 0x50, 0xc7, 0xd4,
   283  			0x84, 0xbc, 0xfd, 0x07, 0xb5, 0x67, 0xf8, 0xee,
   284  			0xff, 0xd6, 0x9e, 0xba, 0x86, 0x3e, 0xa4, 0x25,
   285  			0xe7, 0xe8, 0x3d, 0xab, 0x3f, 0xc7, 0x77, 0xfe,
   286  			0xb4, 0x79, 0xeb, 0xa8, 0x63, 0xea, 0x42, 0x5e,
   287  			0x7e, 0x83, 0xda, 0xb3, 0xfc, 0x77, 0x7f, 0xeb,
   288  			0x40, 0x7a, 0xea, 0x18, 0xfa, 0x90, 0x97, 0x9f,
   289  			0xa0, 0xf6, 0xac, 0xff, 0x1d, 0xdf, 0xfa, 0xd1,
   290  			0xbf, 0xf6, 0x14, 0x5e, 0xa4, 0x25, 0xe7, 0xe8,
   291  			0x3d, 0xab, 0x3f, 0xc6, 0x0f, 0x80, 0x00, 0x00,
   292  			0x2a, 0xec, 0xb0, 0xeb, 0x89, 0xce, 0x62, 0x9e,
   293  			0x03, 0x0d, 0xfc, 0xac, 0xb2, 0xe8, 0x90, 0xf1,
   294  			0xb5, 0x76, 0x58, 0x75, 0xc4, 0xe7, 0x31, 0x4f,
   295  			0x01, 0x86, 0xfe, 0x56, 0x59, 0x74, 0x48, 0xab,
   296  			0xb2, 0xc3, 0xae, 0x27, 0x39, 0x8a, 0x78, 0x0c,
   297  			0x37, 0xf2, 0xb2, 0xcb, 0xa2, 0x43, 0xca, 0xbb,
   298  			0x2c, 0x3a, 0xe2, 0x73, 0x98, 0xa7, 0x80, 0xc3,
   299  			0x7f, 0x2b, 0x2c, 0xba, 0x24, 0x32, 0xae, 0xcb,
   300  			0x0e, 0xb8, 0x9c, 0xe6, 0x29, 0xe0, 0x30, 0xdf,
   301  			0xca, 0xcb, 0x2e, 0x89, 0x0d, 0xfd, 0x67, 0x96,
   302  			0xae, 0x27, 0x39, 0x8a, 0x78, 0x0c, 0x37, 0xf2,
   303  			0xb0, 0x00, 0x00, 0x00, 0x00, 0x00, 0xe4, 0xa2,
   304  		},
   305  		SyncInfo{
   306  			Frmsizecod: 30,
   307  		},
   308  		48000,
   309  		BSI{
   310  			Bsid:  8,
   311  			Acmod: 7,
   312  			LfeOn: true,
   313  		},
   314  	},
   315  }
   316  
   317  func TestSyncInfoUnmarshal(t *testing.T) {
   318  	for _, ca := range ac3Cases {
   319  		t.Run(ca.name, func(t *testing.T) {
   320  			var syncInfo SyncInfo
   321  			err := syncInfo.Unmarshal(ca.enc)
   322  			require.NoError(t, err)
   323  			require.Equal(t, ca.syncInfo, syncInfo)
   324  			require.Equal(t, len(ca.enc), syncInfo.FrameSize())
   325  		})
   326  	}
   327  }
   328  
   329  func FuzzSyncInfoUnmarshal(f *testing.F) {
   330  	f.Fuzz(func(_ *testing.T, b []byte) {
   331  		var syncInfo SyncInfo
   332  		syncInfo.Unmarshal(b) //nolint:errcheck
   333  	})
   334  }