[vlc-devel] [PATCH 3/5] input: add input_SetProgramId

[Rémi Denis-Courmont]

This looks racy if the input is being started.

Le 1 février 2021 17:52:23 GMT+02:00, Thomas Guillem <thomas at gllm.fr> a écrit :
>Select a program id when the input thread is not running.
>---
> src/input/input.c          | 17 +++++++++++++++++
> src/input/input_internal.h |  8 ++++++++
> 2 files changed, 25 insertions(+)
>
>diff --git a/src/input/input.c b/src/input/input.c
>index 0319505532..ea64473a0b 100644
>--- a/src/input/input.c
>+++ b/src/input/input.c
>@@ -1814,6 +1814,23 @@ static void ControlInsertDemuxFilter(
>input_thread_t* p_input, const char* psz_d
> msg_Dbg(p_input, "Failed to create demux filter %s", psz_demux_chain);
> }
> 
>+void input_SetProgramId(input_thread_t *input, int group_id)
>+
>+{
>+    input_thread_private_t *sys = input_priv(input);
>+
>+    if (!sys->is_running && !sys->is_stopped)
>+    {
>+        /* Not running, send the control synchronously since we are
>sure that
>+         * it won't block */
>+        es_out_Control(sys->p_es_out_display, ES_OUT_SET_GROUP,
>group_id);
>+    }
>+    else
>+    {
>+        input_ControlPushHelper(input, INPUT_CONTROL_SET_PROGRAM,
>+                                &(vlc_value_t) { .i_int = group_id });
>+    }
>+}
> 
>void input_SetEsCatIds(input_thread_t *input, enum es_format_category_e
>cat,
>                        const char *str_ids)
>diff --git a/src/input/input_internal.h b/src/input/input_internal.h
>index 36b2e8428b..366bf0be3c 100644
>--- a/src/input/input_internal.h
>+++ b/src/input/input_internal.h
>@@ -633,6 +633,14 @@ static inline int input_ControlPushEsHelper(
>input_thread_t *p_input, int i_type
>     } );
> }
> 
>+/**
>+ * Set the program id
>+ *
>+ * cf. ES_OUT_SET_GROUP
>+ * This function can be called before start or while started.
>+ */
>+void input_SetProgramId(input_thread_t *input, int group_id);
>+
> /**
>  * Set the list of string ids to enable for a category
>  *
>-- 
>2.29.2
>
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