Re: [PATCH 0/5] MR5120: mfreadwrite/reader: Implement source reader decoder / video processor pipelines.

[Nikolay Sivov (＠nsivov)]

Nikolay Sivov (@nsivov) commented about dlls/mfreadwrite/reader.c:
> hr = MF_E_INVALIDSTREAMNUMBER;
>              else
>              {
> -                obj = (IUnknown *)reader->streams[index].decoder.transform;
> +                struct list *ptr;
> +
> +                if ((ptr = list_tail(&stream->transforms)))
> +                {
> +                    struct transform_entry *entry = LIST_ENTRY(ptr, struct transform_entry, entry);
> +                    obj = (IUnknown *)entry->transform;
> +                }
> +
>                  if (!obj) hr = E_NOINTERFACE;
>              }
>              break;

GetServiceForStream() is supposed to use decoder transform, according to its description, and not the last one added. Is that not the case? To access the whole chain they added GetTransformForStream().

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https://gitlab.winehq.org/wine/wine/-/merge_requests/5120#note_62811