[FFmpeg-devel] [PATCH v10 10/13] lavu/hwcontext_qsv: make qsv hwdevice works with oneVPL

[Anton Khirnov]

Quoting Xiang, Haihao (2022-07-12 08:27:32)
> +static int qsv_va_update_config(void *ctx, mfxHDL handle, mfxConfig cfg)
> +{
> +#if CONFIG_VAAPI
> +#if VA_CHECK_VERSION(1, 5, 0)
> +#define LOCAL_VADISPLAYPCIID VADisplayPCIID
> +#else
> +#define LOCAL_VADISPLAYPCIID 21
> +#endif
> +    mfxStatus sts;
> +    VADisplay dpy = handle;
> +    VAStatus vas;
> +    VADisplayAttribute attr = {
> +        .type = LOCAL_VADISPLAYPCIID
> +    };
> +    mfxVariant impl_value;
> +
> +    vas = vaGetDisplayAttributes(dpy, &attr, 1);
> +    if (vas == VA_STATUS_SUCCESS && attr.flags != VA_DISPLAY_ATTRIB_NOT_SUPPORTED) {
> +        impl_value.Type = MFX_VARIANT_TYPE_U16;
> +        impl_value.Data.U16 = (attr.value & 0xFFFF);
> +        sts = MFXSetConfigFilterProperty(cfg,
> +                                         (const mfxU8 *)"mfxExtendedDeviceId.DeviceID", impl_value);
> +        if (sts != MFX_ERR_NONE) {
> +            av_log(ctx, AV_LOG_ERROR, "Error adding a MFX configuration"
> +                   "DeviceID property: %d.\n", sts);
> +            goto fail;
> +        }
> +    } else
> +        av_log(ctx, AV_LOG_WARNING, "Cannot get device id from the driver, the default "
> +               "MFX implementation will be loaded for this device. Please consider to "
> +               "upgrade the driver to support VAAPI 1.5.0. \n");

I would still prefer to fail here. The user requested a specific device,
disregarding that request is evil.


-- 
Anton Khirnov