hwcontext_vaapi: Add option to set driver name
For example: -init_hw_device vaapi:/dev/dri/renderD128,driver=foo This may be more convenient that using the environment variable, and allows loading different drivers for different devices in the same process.
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6b6b8a6371
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@ -1598,6 +1598,23 @@ static int vaapi_device_create(AVHWDeviceContext *ctx, const char *device,
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return AVERROR(EINVAL);
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return AVERROR(EINVAL);
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}
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}
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ent = av_dict_get(opts, "driver", NULL, 0);
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if (ent) {
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#if VA_CHECK_VERSION(0, 38, 0)
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VAStatus vas;
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vas = vaSetDriverName(display, ent->value);
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if (vas != VA_STATUS_SUCCESS) {
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av_log(ctx, AV_LOG_ERROR, "Failed to set driver name to "
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"%s: %d (%s).\n", ent->value, vas, vaErrorStr(vas));
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vaTerminate(display);
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return AVERROR_EXTERNAL;
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}
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#else
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av_log(ctx, AV_LOG_WARNING, "Driver name setting is not "
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"supported with this VAAPI version.\n");
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#endif
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}
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return vaapi_device_connect(ctx, display);
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return vaapi_device_connect(ctx, display);
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}
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}
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