On Sunday 05 August 2018 15:59:05 ValdikSS wrote:
> On 30.07.2018 10:30, Pali Rohár wrote:
> > On Monday 30 July 2018 10:24:10 ValdikSS wrote:
> >>> ACL Data RX: Handle 256 flags 0x02 dlen 20               #109 [hci0] 
> >>> 5.421906
> >>       Channel: 66 len 16 [PSM 25 mode 0] {chan 2}
> >>       AVDTP: Get Capabilities (0x02) Response Accept (0x02) type 0x00 
> >> label 0 nosp 0
> >>         Service Category: Media Transport (0x01)
> >>         Service Category: Media Codec (0x07)
> >>           Media Type: Audio (0x00)
> >>           Media Codec: Non-A2DP (0xff)
> >>             Vendor ID: Cambridge Silicon Radio (0x0000000a)
> >>             Vendor Specific Codec ID: Unknown (0x0001)
> >>         03 23                                            .#
> >>
> >>
> >> Am I misunderstanding the latest item? Is it not a FastStream?
> > 
> > Yes, 0x0000000a/0x0001 is FastStream. "03" means that it supports both
> > sink and source, "2" means that it supports microphone source sampling
> > frequency 16kHz and "3" means that that is supports music sink sampling
> > frequency 48kHz and 41.1kHz.
> > 
> 
> How did you understand that? Do you have a documentation?
> I'm writing Wireshark protocol dissector and want to include FastStream too.

Hi! Look at https://patchwork.freedesktop.org/patch/241444/ patch, into
file a2dp-codecs.h. I put there a2dp_faststream_t and FASTSTREAM_*
defines, so it should be enough for writing dissector.

-- 
Pali Rohár
pali.ro...@gmail.com
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