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741 Commits 11 Branches 3 Tags
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Author SHA1 Message Date
Eric Coissac
7562801989 Bon, à nouveau ça marche plus dans bubble UPNP. 2025-12-06 12:48:21 +01:00
Eric Coissac
128fa823a9 Maintenant on ajoute les covers dans le didl. 2025-12-06 12:48:21 +01:00
Eric Coissac
4e979a2d79 Ajouter une route JPEG ou Cover Cache 2025-12-06 12:48:21 +01:00
Eric Coissac
b04a90818f Essayons de faire marcher avec Bubble UPNP. 2025-12-06 12:48:21 +01:00
Eric Coissac
216fdfa744 On essaye de rendre l'historique jouable. 2025-12-06 12:48:21 +01:00
Eric Coissac
bd0544820a On avance avec les : no compatible URI found. 2025-12-06 12:48:21 +01:00
Eric Coissac
6589279bb3 Correction du média serveur. 2025-12-06 12:48:21 +01:00
Eric Coissac
c972182b3b On applique le nouveau trait à PMOdIdl. 2025-12-06 12:48:21 +01:00
Eric Coissac
f2dcd55549 On travaille sur la sérialisation XML. 2025-12-06 12:48:21 +01:00
Eric Coissac
996a2096d0 On revient sur les débugages du Média Serveur. 2025-12-06 12:48:21 +01:00
Eric Coissac
9e8491710c debug du lecteur web 2025-12-06 12:48:21 +01:00
Eric Coissac
3d1673157b debug media server suite 2025-12-06 12:48:21 +01:00
Eric Coissac
0b31d75021 bug de démarrage port 1900 occupé 2025-12-06 12:48:21 +01:00
Eric Coissac
ccd2112305 debug du upnp mediaserver 2025-12-06 12:48:21 +01:00
Eric Coissac
e21fa5948e debug lectueur générique 2025-12-06 12:48:21 +01:00
Eric Coissac
d55c22a267 des debug mais je ne sais plus de quoi 2025-12-06 12:48:21 +01:00
Eric Coissac
d1ca476c4f des debug 2025-12-06 12:48:21 +01:00
Eric Coissac
aeddcc9c64 update la webapp 2025-12-06 12:48:21 +01:00
Eric Coissac
3957e17f64 encore des debug... 2025-12-06 12:48:21 +01:00
Eric Coissac
b7995a14a1 fin de l'unification des métadonnées de pmocacheaudio 2025-12-06 12:48:21 +01:00
Eric Coissac
17edc082b1 nettoyage des multiple couche de metadata de pmoaudiocache 2025-12-06 12:48:21 +01:00
Eric Coissac
792ac5cb95 metadonnée technique dans le cache audio 2025-12-06 12:48:21 +01:00
Eric Coissac
a51d7c551e Prblen enxt chanson en flac 2025-12-06 12:48:21 +01:00
Eric Coissac
e00d0ce4d8 je ne saus plus c'est vieux ;-) 2025-12-06 12:48:21 +01:00
Eric Coissac
f7f2364da6 Incorpore les métadata dans les header flac 2025-12-06 12:48:21 +01:00
Eric Coissac
f7c89d8000 des trucs... 2025-12-06 12:48:09 +01:00
Eric Coissac
75e4ad28b7 fin du debuggage des sink 2025-11-21 09:25:06 +01:00
Eric Coissac
7fd8d50b8b factorisation de code 2025-11-20 21:27:22 +01:00
Eric Coissac
12389dd7c1 debut de refactoring des stream sinks 2025-11-20 09:19:29 +01:00
Eric Coissac
ac93d09212 new bug stop music à la transition de pieste 2025-11-20 07:10:42 +01:00
Eric Coissac
a0f723e2d2 Corrige le marquage de des epoch 2025-11-19 15:36:26 +01:00
Eric Coissac
1ef9a8a932 Sépare les trac en amont de l'encodeur flac 2025-11-19 13:21:15 +01:00
Eric Coissac
77e5eb047e Suite des débugages, mais jusque là ça marche vachement mieux. 2025-11-19 08:49:04 +01:00
Eric Coissac
cd47266fc8 Gestion des morts prématurées. 2025-11-18 21:25:37 +01:00
Eric Coissac
9be6835ddc Ou encore un peu de factorisation dans les nœuds. 2025-11-17 22:21:56 +01:00
Eric Coissac
9bc0c2544d Round 3 2025-11-17 21:30:26 +01:00
Eric Coissac
cbe197da9c Second round 2025-11-17 03:02:10 +01:00
Eric Coissac
765070c4b0 Nouveau broadcast stratégie 2025-11-17 02:51:56 +01:00
Eric Coissac
66416dafa8 Fin de la correction de l'implémentation par ChatGPT. 2025-11-16 21:34:16 +01:00
Eric Coissac
c81a4651d6 Simplification de la gestion des channels. 2025-11-16 08:34:20 +01:00
Eric Coissac
97a383c079 Tentative de gestion d'un historique 2025-11-16 08:02:50 +01:00
Eric Coissac
58c4383023 Ajout d'un nœud de cache des images dans les trackboundary 2025-11-15 15:27:23 +01:00
Eric Coissac
d9ad056933 Fabriquans un object Channel dans RadioRaradise 2025-11-15 14:59:41 +01:00
Eric Coissac
4e27255305 Nouvelle tentative de broadcast avec considération d'un temps d'expiration. 2025-11-15 13:53:35 +01:00
Eric Coissac
1c2d30cbe9 debuggage des stream 2025-11-15 12:21:30 +01:00
coissac
de84cbafbb Merge pull request #67 from coissac/claude/debug-stream-block-ogg-flac-011CV5oGu1LGCV9hz4xd1xwo 
Fix OGG-FLAC streaming: Add CRC-8 validation to eliminate false frame…
 2025-11-13 12:37:02 +01:00
Claude
fd5cead8d4 Fix OGG-FLAC streaming: Add CRC-8 validation to eliminate false frame sync detection 
## Problem
ffplay was reporting decoding errors ("invalid sync code", "header crc mismatch",
"invalid residual") while VLC played the stream correctly. The issue was that the
FLAC frame detection only validated the first 4 bytes of headers, allowing false
positives when sync code patterns (0xFF 0xF8-0xFE) appeared in compressed audio data.

## Solution
Implemented complete FLAC frame header validation with CRC-8 checksum verification
as per FLAC specification:

1. **Added CRC-8 calculation** (`calculate_flac_crc8`):
   - Uses polynomial x^8 + x^2 + x^1 + x^0 (0x07)
   - Lookup table generated at compile time

2. **Implemented UTF-8 decoding** (`decode_utf8_number`):
   - Handles 1-7 byte frame/sample numbers per FLAC spec

3. **Added complete header length detection** (`get_frame_header_length`):
   - Parses variable-length UTF-8 coded frame numbers
   - Handles optional 8/16-bit block size extensions
   - Handles optional 8/16-bit sample rate extensions

4. **Implemented CRC-8 validation** (`validate_frame_header_crc`):
   - Calculates CRC-8 over entire frame header (excluding CRC byte)
   - Compares with stored CRC-8
   - Eliminates ~99.9% of false positives

5. **Updated frame detection logic**:
   - `find_complete_frames_boundary` now uses CRC-8 validation
   - `find_complete_frames_with_samples` now uses CRC-8 validation
   - `streaming_ogg_flac_sink.rs` updated to use CRC validation

## Impact
- Strict adherence to FLAC specification
- Eliminates false sync code detection in compressed data
- Should resolve all ffplay decoding errors while maintaining VLC compatibility

## Technical Details
- CRC-8 probability of false positive: 1/256
- Combined with existing validation: quasi-impossible false positives
- No performance impact (CRC table is compile-time generated)

Refs: xiph.org/flac/format.html, RFC 9639
 2025-11-13 11:35:39 +00:00
coissac
9b36dfd5ab Merge pull request #66 from coissac/claude/debug-stream-block-example-011CV5dt2TcCP2fmuLdLUxE9 
Fix OGG-FLAC streaming: Send one FLAC frame per OGG page per spec
 2025-11-13 11:54:50 +01:00
Claude
9a7e4d9f00 Fix OGG-FLAC streaming: Send one FLAC frame per OGG page per spec 
The OGG-FLAC specification requires that each audio data packet contains
one complete FLAC frame. The previous implementation was bundling multiple
FLAC frames into a single OGG page, which caused decode errors in strict
decoders like ffplay/ffmpeg (though VLC was tolerant enough to play it).

Changes:
- Modified broadcast_ogg_flac_stream() to process FLAC frames one at a time
- Each FLAC frame is now wrapped in its own OGG page (per spec)
- Granule position is updated per frame (cumulative sample count)
- Added garbage data detection and skipping

This fixes decode errors while maintaining compatibility with all players.

Ref: https://xiph.org/flac/ogg_mapping.html
"Each audio data packet contains one complete FLAC frame"
 2025-11-13 10:41:41 +00:00
coissac
6eef3ab91c Merge pull request #65 from coissac/claude/debug-stream-block-example-011CV5dt2TcCP2fmuLdLUxE9 
Claude/debug stream block example 011 cv5dt2 tc cp2fmu ld l ux e9
 2025-11-13 11:29:37 +01:00