[BUG] Infinite binary output when processing .ts files with no subtitles #1754
Description
CCExtractor version: Version: 0.94
Necessary information
- Is this a regression (i.e. did it work before)? YES
- What platform did you use? Linux
- What were the used arguments?
./ccextractor output_clean.ts
💬 Additional information
When CCExtractor is run on a .ts file that contains no subtitles, it produces infinite binary-like output in the terminal instead of stopping gracefully.
Observed behavior
The terminal continuously floods with binary/hex-like data, for example:
00000000 | 44 54 47 31 41 FE 00 00 00 00 01 01 33 7C 75 EF | DTG1Aþ 3|uï
00000016 | DD 52 6D A1 2A 49 62 F7 BC 07 B6 B4 26 A9 25 49 | ÝRm¡*Ib÷¼ ¶´&©%I
00000032 | 2C 5B 19 11 BA 6D B5 4F F1 6D 1E F7 80 F7 6B 17 | ,[ º I ÛC[ òú
00000064 | 01 2E D6 7E FB E6 C0 12 ED 64 66 C0 FA C9 24 1C | .Ö~ûæÀ ídfÀúÉ$
00000080 | D4 6D A3 EB 66 EF 9E 40 05 3B 58 8B EF 90 01 4E | Ôm£ëfïïï cVîÑ
00000000 | 44 54 47 31 41 FE 00 00 00 01 01 4A EF 5D 4B A0 | DTG1ÎønuÍÎKýÿ]K
00000048 | 5C EB FE 85 17 D3 D7 3A 79 A5 D0 10 92 59 81 15 | \ëþ·
Ó×:y¥Ð Y
00000064 | 26 19 87 52 0E 97 A1 00 00 01 02 4A AE A6 0C 48 | & () nMI BAS
00000096 | 36 92 07 DB 30 20 E9 AA 4C 08 28 2C AA 62 D2 43 | 6 Û0 éªL (,ªbÒC
00000112 | 61 42 63 77 CE A9 81 05 26 06 36 06 15 20 22 A9 | aBcwΩ & 6 "©
00000000 | 44 54 47 31 41 FE 00 00 00 01 01 52 AE A4 0D 4C | DTG1Aþ R®¤ L
00000016 | 10 10 69 30 7D 24 0A 8A A6 0D 48 1A B0 00 00 00 | i0}$ ¦ H °
00000032 | 00 01 02 52 AE A6 0C 48 A2 3E 4D 23 50 50 2B 2E | £ a]JH¢>M#PP+.
00000064 | 83 41 71 01 89 1A EB 94 79 D5 30 34 A4 80 86 80 | Aq ëyÕ04¤
00000080 | 84 21 CF 39 B9 A6 9A AC 2A A0 85 0F CF 13 39 94 |
Expected behavior
If the input file contains no subtitles, CCExtractor should:
- Exit normally with a message such as “No subtitles found.”
- Not produce binary data or infinite console output.
- Extract subtitle if present.
Working version
Version: 0.94
Git commit: 911b2b8ded2e1d147fe32b800ae96885829c1525
Compilation date: 2025-10-05
CEA-708 decoder: Rust
File SHA256: aa40ad722cc67b9d27fc75f34795bc4f15c1f28c4b922017e68826e4e45d126e
Broken version
Version: 0.94
Git commit: ebd8252b8855e245c14fcf4169bec47922d66300
Compilation date: 2025-10-08
CEA-708 decoder: (empty)
File SHA256: 416a00c0b15ecef9fcaf3e9f1e5ef490aba39d367f0b98ab6b2247545884dd64