Storage requirements
This article helps disk size dimensioning. Required storage size depends upon the number and length of calls and the applied codec.
Estimate your storage requirements
You can download the Excel Verba Storage Calculator Sheet to estimate your storage requirements for IM, voice, video, telepresence and screen recording applications.It also provides you information on database storage sizing.
Supported voice and video codecs
The system supports recording of the following voice codecs:
- G.711 A-law
- G.711 μ-law
- G.729
- G.729A
- G.729B
- G.729AB
- iLBC
- GSM
- SILK
- Microsoft RTAudio
- G.722
- G.722.1
- Siren7
- Siren14
- Cisco Wideband
- Opus
The system supports recording of the following video codecs:
- H.261
- H.263
- H.263+
- H.263++
- H.264
- H.264 SVC
Voice recordings
The Verba Recording System is able to store audio files in many file formats with different codecs.
Supported formats:
Input codec | Codec for storing media | Codec information | File format | 1 minute file size | 1 hour |
---|---|---|---|---|---|
8 Khz codecs
| PCM8 | 8 bit, 8 Khz, Mono | wav | 470 Kbyte | 27.5 Mbyte |
8 bit, 8 Khz, Stereo | wav | 936 Kbyte | 54.9 Mbyte | ||
PCM16 | 16 bit, 8 Khz, Mono | wav | 936 Kbyte | 54.9 Mbyte | |
16 bit, 8 Khz, Stereo | wav | 1875 Kbyte | 109.9 Mbyte | ||
MSADPCM | 4 bit, 8 Khz, Mono | wav | 233 Kbyte | 13.7 Mbyte | |
4 bit, 8 Khz, Stereo | wav | 469 Kbyte | 27.5 Mbyte | ||
GSM FR | 8 Khz, Mono | wav | 100 Kbyte | 6 Mbyte | |
Speex | 8 Khz, Mono | ogg | 45 Kbyte | 2.7 Mbyte | |
8 Khz, Stereo | ogg | 58.5 Kbyte | 3.51 Mbyte | ||
Speex VAD | 8 Khz, Mono | ogg | ~34 Kbyte (for speech) | ~2 Mbyte | |
8 Khz, Stereo | ogg | ~44 Kbyte (for speech) | ~2.6 Mbyte | ||
16 Khz codecs
| PCM8 | 8 bit, 16 Khz, Mono | wav | 936 Kbyte | 54.9 Mbyte |
8 bit, 16 Khz, Stereo | wav | 1875 Kbyte | 109.9 Mbyte | ||
PCM16 | 16 bit, 16 Khz, Mono | wav | 1875 Kbyte | 109.9 Mbyte | |
16 bit, 16 Khz, Stereo | wav | 3749 Kbyte | 219.7 Mbyte | ||
MSADPCM | 4 bit, 16 Khz, Mono | wav | 469 Kbyte | 27.5 Mbyte | |
4 bit, 16 Khz, Stereo | wav | 936 Kbyte | 54.9 Mbyte | ||
GSM FR | 8 Khz, Mono | wav | 100 Kbyte | 6 Mbyte | |
Speex | 16 Khz, Mono | ogg | 90 Kbyte | 5.4 Mbyte | |
16 Khz, Stereo | ogg | 117 Kbyte | 7 Mbyte | ||
Speex VAD | 16 Khz, Mono | ogg | 68 Kbyte (for speech) | ~4 Mbyte | |
16 Khz, Stereo | ogg | 88 Kbyte (for speech) | ~5.2 Mbyte | ||
Codecs with different sample rates depending on the PBX settings
| G.711 | 8 bit, 8-48 Khz, Mono | wav | 469-2813 Kbyte | 27.5-165 Mbyte |
8 bit, 8-48 Khz, Stereo | wav | 932- 5589 Kbyte | 54.9-327 Mbyte |