[FFmpeg-devel] [PATCH] avdevice/decklink: add support for selecting devices based on their unique ID

Marton Balint cus at passwd.hu
Sun Sep 23 20:47:34 EEST 2018

On Sat, 22 Sep 2018, Jeyapal, Karthick wrote:

> On 9/21/18 5:10 PM, Marton Balint wrote:
>> On Fri, 21 Sep 2018, Jeyapal, Karthick wrote:
>>> On 9/21/18 3:35 AM, Marton Balint wrote:
>>>> Also bump the API version requirement to 10.9.5, because on olders versions
>>>> there were some reports of crashes using the undocumented, yet available
>>>> BMDDeckLinkDeviceHandle.
>>> If we are using an undocumented API feature, then there is a higher 
>>> risk of this feature not working in some future versions of DeckLink 
>>> drivers as well. I would suggest using this undocumented API call 
>>> under an 'if' condition, which is controlled by a command line option 
>>> for selecting based on unique ID. In that way setups which prefers 
>>> stability can choose to not use this feature.
>> It got documented in 10.10, so this is no longer an issue. I tested it 
>> with 10.9.10 as there were (non-related) regressions in 10.10, and it 
>> worked fine there, so I figured it should be OK to require only 10.9. 
>> If you still think using a non-documented feature is shady, I can bump 
>> the requirement to 10.10.

> Thanks for the clarification. In that case the current patch is fine, 
> since you have testing it for 10.9.

Thanks, applied.


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