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-rw-r--r--gst-libs/gst/play/play.c109
1 files changed, 33 insertions, 76 deletions
diff --git a/gst-libs/gst/play/play.c b/gst-libs/gst/play/play.c
index 892270bc..b205780c 100644
--- a/gst-libs/gst/play/play.c
+++ b/gst-libs/gst/play/play.c
@@ -131,6 +131,12 @@ G_STMT_START { \
return FALSE; \
} G_STMT_END
+#define GST_PLAY_HASH_LOOKUP(element, key, retval_if_fail) \
+G_STMT_START { \
+ (element) = g_hash_table_lookup (play->priv->elements, (key));\
+ if (!element) \
+ return (retval_if_fail); \
+} G_STMT_END
/* setup parts of the pipeline
* only put decoding part in the thread
@@ -749,23 +755,13 @@ gst_play_set_location (GstPlay * play, const char *location)
return FALSE;
}
- work_thread = g_hash_table_lookup (play->priv->elements, "work_thread");
- if (!GST_IS_ELEMENT (work_thread))
- return FALSE;
- source = g_hash_table_lookup (play->priv->elements, "source");
- if (!GST_IS_ELEMENT (source))
- return FALSE;
- autoplugger = g_hash_table_lookup (play->priv->elements, "autoplugger");
- if (!GST_IS_ELEMENT (autoplugger))
- return FALSE;
- audioconvert = g_hash_table_lookup (play->priv->elements, "audioconvert");
- if (!GST_IS_ELEMENT (audioconvert))
- return FALSE;
- identity = g_hash_table_lookup (play->priv->elements, "identity");
- if (!GST_IS_ELEMENT (identity))
- return FALSE;
+ GST_PLAY_HASH_LOOKUP (work_thread, "work_thread", FALSE);
+ GST_PLAY_HASH_LOOKUP (source, "source", FALSE);
+ GST_PLAY_HASH_LOOKUP (autoplugger, "autoplugger", FALSE);
+ GST_PLAY_HASH_LOOKUP (audioconvert, "audioconvert", FALSE);
+ GST_PLAY_HASH_LOOKUP (identity, "identity", FALSE);
- /* Spider can autoplugg only once. We remove the actual one and put a new
+ /* Spider can autoplug only once. We remove the actual one and put a new
autoplugger */
gst_element_unlink (source, autoplugger);
gst_element_unlink (autoplugger, identity);
@@ -901,15 +897,9 @@ gst_play_set_data_src (GstPlay * play, GstElement * data_src)
}
/* Getting needed objects */
- work_thread = g_hash_table_lookup (play->priv->elements, "work_thread");
- if (!GST_IS_ELEMENT (work_thread))
- return FALSE;
- old_data_src = g_hash_table_lookup (play->priv->elements, "source");
- if (!GST_IS_ELEMENT (old_data_src))
- return FALSE;
- autoplugger = g_hash_table_lookup (play->priv->elements, "autoplugger");
- if (!GST_IS_ELEMENT (autoplugger))
- return FALSE;
+ GST_PLAY_HASH_LOOKUP (work_thread, "work_thread", FALSE);
+ GST_PLAY_HASH_LOOKUP (old_data_src, "source", FALSE);
+ GST_PLAY_HASH_LOOKUP (autoplugger, "autoplugger", FALSE);
/* Unlinking old source from autoplugger, removing it from pipeline, adding
the new one and connecting it to autoplugger FIXME: we should put a new
@@ -954,15 +944,9 @@ gst_play_set_video_sink (GstPlay * play, GstElement * video_sink)
}
/* Getting needed objects */
- video_thread = g_hash_table_lookup (play->priv->elements, "video_thread");
- if (!GST_IS_ELEMENT (video_thread))
- return FALSE;
- old_video_sink = g_hash_table_lookup (play->priv->elements, "video_sink");
- if (!GST_IS_ELEMENT (old_video_sink))
- return FALSE;
- video_scaler = g_hash_table_lookup (play->priv->elements, "video_scaler");
- if (!GST_IS_ELEMENT (video_scaler))
- return FALSE;
+ GST_PLAY_HASH_LOOKUP (video_thread, "video_thread", FALSE);
+ GST_PLAY_HASH_LOOKUP (old_video_sink, "video_sink", FALSE);
+ GST_PLAY_HASH_LOOKUP (video_scaler, "video_scaler", FALSE);
/* Unlinking old video sink from video scaler, removing it from pipeline,
adding the new one and linking it */
@@ -1021,15 +1005,9 @@ gst_play_set_audio_sink (GstPlay * play, GstElement * audio_sink)
}
/* Getting needed objects */
- old_audio_sink = g_hash_table_lookup (play->priv->elements, "audio_sink");
- if (!GST_IS_ELEMENT (old_audio_sink))
- return FALSE;
- audio_thread = g_hash_table_lookup (play->priv->elements, "audio_thread");
- if (!GST_IS_ELEMENT (audio_thread))
- return FALSE;
- volume = g_hash_table_lookup (play->priv->elements, "volume");
- if (!GST_IS_ELEMENT (volume))
- return FALSE;
+ GST_PLAY_HASH_LOOKUP (audio_thread, "audio_thread", FALSE);
+ GST_PLAY_HASH_LOOKUP (volume, "volume", FALSE);
+ GST_PLAY_HASH_LOOKUP (old_audio_sink, "audio_sink", FALSE);
/* Unlinking old audiosink, removing it from pipeline, putting the new one
and linking it */
@@ -1075,18 +1053,10 @@ gst_play_set_visualization (GstPlay * play, GstElement * vis_element)
g_return_val_if_fail (GST_IS_ELEMENT (vis_element), FALSE);
/* Getting needed objects */
- vis_bin = g_hash_table_lookup (play->priv->elements, "vis_bin");
- if (!GST_IS_ELEMENT (vis_bin))
- return FALSE;
- vis_queue = g_hash_table_lookup (play->priv->elements, "vis_queue");
- if (!GST_IS_ELEMENT (vis_queue))
- return FALSE;
- old_vis_element = g_hash_table_lookup (play->priv->elements, "vis_element");
- if (!GST_IS_ELEMENT (old_vis_element))
- return FALSE;
- vis_cs = g_hash_table_lookup (play->priv->elements, "vis_cs");
- if (!GST_IS_ELEMENT (vis_cs))
- return FALSE;
+ GST_PLAY_HASH_LOOKUP (vis_bin, "vis_bin", FALSE);
+ GST_PLAY_HASH_LOOKUP (vis_queue, "vis_queue", FALSE);
+ GST_PLAY_HASH_LOOKUP (old_vis_element, "vis_element", FALSE);
+ GST_PLAY_HASH_LOOKUP (vis_cs, "vis_cs", FALSE);
/* We bring back the pipeline to PAUSED */
if (GST_STATE (GST_ELEMENT (play)) == GST_STATE_PLAYING) {
@@ -1140,24 +1110,13 @@ gst_play_connect_visualization (GstPlay * play, gboolean connect)
return TRUE;
/* Getting needed objects */
- video_thread = g_hash_table_lookup (play->priv->elements, "video_thread");
- if (!GST_IS_ELEMENT (video_thread))
- return FALSE;
- vis_bin = g_hash_table_lookup (play->priv->elements, "vis_bin");
- if (!GST_IS_ELEMENT (vis_bin))
- return FALSE;
- vis_queue = g_hash_table_lookup (play->priv->elements, "vis_queue");
- if (!GST_IS_ELEMENT (vis_queue))
- return FALSE;
- video_switch = g_hash_table_lookup (play->priv->elements, "video_switch");
- if (!GST_IS_ELEMENT (video_switch))
- return FALSE;
- identity = g_hash_table_lookup (play->priv->elements, "identity");
- if (!GST_IS_ELEMENT (identity))
- return FALSE;
- tee_pad1 = g_hash_table_lookup (play->priv->elements, "tee_pad1");
- if (!GST_IS_PAD (tee_pad1))
- return FALSE;
+ GST_PLAY_HASH_LOOKUP (video_thread, "video_thread", FALSE);
+ GST_PLAY_HASH_LOOKUP (vis_bin, "vis_bin", FALSE);
+ GST_PLAY_HASH_LOOKUP (vis_queue, "vis_queue", FALSE);
+ GST_PLAY_HASH_LOOKUP (video_switch, "video_switch", FALSE);
+ GST_PLAY_HASH_LOOKUP (identity, "identity", FALSE);
+
+ GST_PLAY_HASH_LOOKUP (tee_pad1, "tee_pad1", FALSE);
vis_queue_pad = gst_element_get_pad (vis_queue, "sink");
@@ -1246,9 +1205,7 @@ gst_play_get_framerate (GstPlay * play)
g_return_val_if_fail (GST_IS_PLAY (play), 0);
- video_element = g_hash_table_lookup (play->priv->elements, "video_sink");
- if (!GST_IS_ELEMENT (video_element))
- return 0;
+ GST_PLAY_HASH_LOOKUP (video_element, "video_sink", 0);
video_pad = gst_element_get_pad (video_element, "sink");
if (!GST_IS_PAD (video_pad))
return 0;
generated by cgit v1.2.1 (git 2.18.0) at 2024-11-09 13:56:31 +0000