Re: [PATCH spice-gtk v3] gst: check pulsesrc version >= 1.14.5

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Hi


On Fri, Jan 11, 2019 at 3:03 PM <marcandre.lureau@xxxxxxxxxx> wrote:
>
> From: Marc-André Lureau <marcandre.lureau@xxxxxxxxxx>
>
> There is a racy bug in pulsesrc that we can't easily workaround:
> https://gitlab.freedesktop.org/gstreamer/gst-plugins-good/merge_requests/69
>
> It is fixed with 1.15, and will be backported to upcoming 1.14.5.
>
> PulseAudio may not be picked by autoaudiosrc, but looking up the
> actual source or mimicking GstAutoDetect is unnecessarily complicated.
>
> When pulsesrc < 1.14.5 is detected, let's drop its rank, so it won't be picked.
>
> Signed-off-by: Marc-André Lureau <marcandre.lureau@xxxxxxxxxx>

I think we agreed that this is the way to go.

ack for v0.36, or should we continue the discussion for v0.37?

>  src/spice-gstaudio.c | 28 ++++++++++++++++++++++++++++
>  1 file changed, 28 insertions(+)
>
> diff --git a/src/spice-gstaudio.c b/src/spice-gstaudio.c
> index d0cfbc6..49e9ae6 100644
> --- a/src/spice-gstaudio.c
> +++ b/src/spice-gstaudio.c
> @@ -527,7 +527,35 @@ SpiceGstaudio *spice_gstaudio_new(SpiceSession *session, GMainContext *context,
>                                    const char *name)
>  {
>      GError *err = NULL;
> +
>      if (gst_init_check(NULL, NULL, &err)) {
> +        GstPluginFeature *pulsesrc;
> +
> +        pulsesrc = gst_registry_lookup_feature(gst_registry_get(), "pulsesrc");
> +        if (pulsesrc) {
> +            unsigned major, minor, micro;
> +            GstPlugin *plugin = gst_plugin_feature_get_plugin(pulsesrc);
> +
> +            if (sscanf(gst_plugin_get_version(plugin), "%u.%u.%u",
> +                       &major, &minor, &micro) != 3) {
> +                g_warn_if_reached();
> +                gst_object_unref(plugin);
> +                gst_object_unref(pulsesrc);
> +                return NULL;
> +            }
> +
> +            if (major < 1 ||
> +                (major == 1 && minor < 14) ||
> +                (major == 1 && minor == 14 && micro < 5)) {
> +                g_warning("Bad pulsesrc version %s, lowering its rank",
> +                          gst_plugin_get_version(plugin));
> +                gst_plugin_feature_set_rank(pulsesrc, GST_RANK_NONE);
> +            }
> +
> +            gst_object_unref(plugin);
> +            gst_object_unref(pulsesrc);
> +        }
> +
>          return g_object_new(SPICE_TYPE_GSTAUDIO,
>                              "session", session,
>                              "main-context", context,
> --
> 2.20.1.98.gecbdaf0899
>
> _______________________________________________
> Spice-devel mailing list
> Spice-devel@xxxxxxxxxxxxxxxxxxxxx
> https://lists.freedesktop.org/mailman/listinfo/spice-devel



-- 
Marc-André Lureau
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