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basetsmux: preserve user-specified sections across resets

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As sections can be provided by the user through send_event
when the element state is NULL, their lifetime is expected
to match that of the muxer, and they must be preserved when
the state changes
This commit is contained in:
Mathieu Duponchelle 2019-05-29 17:01:40 +02:00 committed by Mathieu Duponchelle
parent fdfd4600c1
commit 76c3d98962
2 changed files with 22 additions and 1 deletions
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21
gst/mpegtsmux/gstbasetsmux.c
View file

@ -270,11 +270,21 @@ gst_base_ts_mux_set_header_on_caps (GstBaseTsMux * mux)
gst_caps_unref (caps);
}
static gboolean
steal_si_section (GstMpegtsSectionType * type, TsMuxSection * section,
TsMux * mux)
{
g_hash_table_insert (mux->si_sections, type, section);
return TRUE;
}
static void
gst_base_ts_mux_reset (GstBaseTsMux * mux, gboolean alloc)
{
GstBuffer *buf;
GstBaseTsMuxClass *klass = GST_BASE_TS_MUX_GET_CLASS (mux);
GHashTable *si_sections = NULL;
mux->first = TRUE;
mux->last_flow_ret = GST_FLOW_OK;
@ -290,6 +300,9 @@ gst_base_ts_mux_reset (GstBaseTsMux * mux, gboolean alloc)
gst_adapter_clear (mux->out_adapter);
if (mux->tsmux) {
if (mux->tsmux->si_sections)
si_sections = g_hash_table_ref (mux->tsmux->si_sections);
tsmux_free (mux->tsmux);
mux->tsmux = NULL;
}
@ -309,8 +322,16 @@ gst_base_ts_mux_reset (GstBaseTsMux * mux, gboolean alloc)
g_assert (klass->create_ts_mux);
mux->tsmux = klass->create_ts_mux (mux);
/* Preserve user-specified sections across resets */
if (si_sections)
g_hash_table_foreach_steal (si_sections, (GHRFunc) steal_si_section,
mux->tsmux);
}
if (si_sections)
g_hash_table_unref (si_sections);
if (klass->reset)
klass->reset (mux);
}

2
gst/mpegtsmux/tsmux/tsmux.c
View file

@ -382,7 +382,7 @@ tsmux_free (TsMux * mux)
g_list_free (mux->streams);
/* Free SI table sections */
g_hash_table_destroy (mux->si_sections);
g_hash_table_unref (mux->si_sections);
g_slice_free (TsMux, mux);
}