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screen-cast-stream-src: Only try to record frames when streaming

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Only when the PipeWire stream state is 'PW_STREAM_STATE STREAMING'
should the signal be connected causing the src to maybe record a frame.

https://bugzilla.gnome.org/show_bug.cgi?id=784199
This commit is contained in:
Jonas Ådahl
2017-06-26 12:55:48 +08:00
parent 9d8922764c
commit 920541fa26
3 changed files with 81 additions and 43 deletions
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41
src/backends/meta-screen-cast-stream-src.c
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@ -89,6 +89,8 @@ typedef struct _MetaScreenCastStreamSrcPrivate
MetaPipeWireSource *pipewire_source;
struct spa_hook pipewire_remote_listener;
gboolean is_enabled;
struct pw_stream *pipewire_stream;
struct spa_hook pipewire_stream_listener;
@ -197,6 +199,37 @@ meta_screen_cast_stream_src_maybe_record_frame (MetaScreenCastStreamSrc *src)
pw_stream_send_buffer (priv->pipewire_stream, buffer_id);
}
static gboolean
meta_screen_cast_stream_src_is_enabled (MetaScreenCastStreamSrc *src)
{
MetaScreenCastStreamSrcPrivate *priv =
meta_screen_cast_stream_src_get_instance_private (src);
return priv->is_enabled;
}
static void
meta_screen_cast_stream_src_enable (MetaScreenCastStreamSrc *src)
{
MetaScreenCastStreamSrcPrivate *priv =
meta_screen_cast_stream_src_get_instance_private (src);
META_SCREEN_CAST_STREAM_SRC_GET_CLASS (src)->enable (src);
priv->is_enabled = TRUE;
}
static void
meta_screen_cast_stream_src_disable (MetaScreenCastStreamSrc *src)
{
MetaScreenCastStreamSrcPrivate *priv =
meta_screen_cast_stream_src_get_instance_private (src);
META_SCREEN_CAST_STREAM_SRC_GET_CLASS (src)->disable (src);
priv->is_enabled = FALSE;
}
static void
meta_screen_cast_stream_src_notify_closed (MetaScreenCastStreamSrc *src)
{
@ -222,7 +255,12 @@ on_stream_state_changed (void *data,
case PW_STREAM_STATE_CONFIGURE:
case PW_STREAM_STATE_READY:
case PW_STREAM_STATE_PAUSED:
if (meta_screen_cast_stream_src_is_enabled (src))
meta_screen_cast_stream_src_disable (src);
break;
case PW_STREAM_STATE_STREAMING:
if (!meta_screen_cast_stream_src_is_enabled (src))
meta_screen_cast_stream_src_enable (src);
break;
}
}
@ -540,6 +578,9 @@ meta_screen_cast_stream_src_finalize (GObject *object)
MetaScreenCastStreamSrcPrivate *priv =
meta_screen_cast_stream_src_get_instance_private (src);
if (meta_screen_cast_stream_src_is_enabled (src))
meta_screen_cast_stream_src_disable (src);
g_clear_pointer (&priv->pipewire_stream, (GDestroyNotify) pw_stream_destroy);
pw_remote_destroy (priv->pipewire_remote);
pw_core_destroy (priv->pipewire_core);