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test-effect-switch: Fix some memory leaks and make effect element ownership clearer

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Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/3091>
This commit is contained in:
Sebastian Dröge 2022-09-29 14:36:38 +03:00 committed by GStreamer Marge Bot
parent a2d121cf9a
commit d2c13f0c26
2 changed files with 50 additions and 38 deletions
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45
subprojects/gst-docs/markdown/application-development/advanced/pipeline-manipulation.md
View file

@ -1175,12 +1175,10 @@ event_probe_cb (GstPad * pad, GstPadProbeInfo * info, gpointer user_data)
GstElement *next;
if (GST_EVENT_TYPE (GST_PAD_PROBE_INFO_DATA (info)) != GST_EVENT_EOS)
return GST_PAD_PROBE_PASS;
return GST_PAD_PROBE_OK;
gst_pad_remove_probe (pad, GST_PAD_PROBE_INFO_ID (info));
/* push current effect back into the queue */
g_queue_push_tail (&effects, gst_object_ref (cur_effect));
/* take next effect from the queue */
next = g_queue_pop_head (&effects);
if (next == NULL) {
@ -1198,6 +1196,10 @@ event_probe_cb (GstPad * pad, GstPadProbeInfo * info, gpointer user_data)
GST_DEBUG_OBJECT (pipeline, "removing %" GST_PTR_FORMAT, cur_effect);
gst_bin_remove (GST_BIN (pipeline), cur_effect);
/* push current effect back into the queue */
g_queue_push_tail (&effects, g_steal_pointer (&cur_effect));
/* add, link and start the new effect */
GST_DEBUG_OBJECT (pipeline, "adding %" GST_PTR_FORMAT, next);
gst_bin_add (GST_BIN (pipeline), next);
@ -1280,16 +1282,14 @@ main (int argc, char **argv)
GOptionContext *ctx;
GError *err = NULL;
GMainLoop *loop;
GstElement *src, *q1, *q2, *effect, *filter1, *filter2, *sink;
GstElement *src, *q1, *q2, *effect, *filter, *sink;
gchar **effect_names, **e;
ctx = g_option_context_new ("");
g_option_context_add_main_entries (ctx, options, NULL);
g_option_context_add_main_entries (ctx, options, GETTEXT_PACKAGE);
g_option_context_add_group (ctx, gst_init_get_option_group ());
if (!g_option_context_parse (ctx, &argc, &argv, &err)) {
g_print ("Error initializing: %s\n", err->message);
g_clear_error (&err);
g_option_context_free (ctx);
g_error ("Error initializing: %s\n", err->message);
return 1;
}
g_option_context_free (ctx);
@ -1305,7 +1305,7 @@ main (int argc, char **argv)
el = gst_element_factory_make (*e, NULL);
if (el) {
g_print ("Adding effect '%s'\n", *e);
g_queue_push_tail (&effects, el);
g_queue_push_tail (&effects, gst_object_ref_sink (el));
}
}
@ -1314,8 +1314,8 @@ main (int argc, char **argv)
src = gst_element_factory_make ("videotestsrc", NULL);
g_object_set (src, "is-live", TRUE, NULL);
filter1 = gst_element_factory_make ("capsfilter", NULL);
gst_util_set_object_arg (G_OBJECT (filter1), "caps",
filter = gst_element_factory_make ("capsfilter", NULL);
gst_util_set_object_arg (G_OBJECT (filter), "caps",
"video/x-raw, width=320, height=240, "
"format={ I420, YV12, YUY2, UYVY, AYUV, Y41B, Y42B, "
"YVYU, Y444, v210, v216, NV12, NV21, UYVP, A420, YUV9, YVU9, IYU1 }");
@ -1333,20 +1333,19 @@ main (int argc, char **argv)
q2 = gst_element_factory_make ("queue", NULL);
filter2 = gst_element_factory_make ("capsfilter", NULL);
gst_util_set_object_arg (G_OBJECT (filter2), "caps",
"video/x-raw, width=320, height=240, "
"format={ RGBx, BGRx, xRGB, xBGR, RGBA, BGRA, ARGB, ABGR, RGB, BGR }");
sink = gst_element_factory_make ("ximagesink", NULL);
gst_bin_add_many (GST_BIN (pipeline), src, filter1, q1, conv_before, effect,
gst_bin_add_many (GST_BIN (pipeline), src, filter, q1, conv_before, effect,
conv_after, q2, sink, NULL);
gst_element_link_many (src, filter1, q1, conv_before, effect, conv_after,
gst_element_link_many (src, filter, q1, conv_before, effect, conv_after,
q2, sink, NULL);
gst_element_set_state (pipeline, GST_STATE_PLAYING);
if (gst_element_set_state (pipeline,
GST_STATE_PLAYING) == GST_STATE_CHANGE_FAILURE) {
g_error ("Error starting pipeline");
return 1;
}
loop = g_main_loop_new (NULL, FALSE);
@ -1357,7 +1356,15 @@ main (int argc, char **argv)
g_main_loop_run (loop);
gst_element_set_state (pipeline, GST_STATE_NULL);
gst_object_unref (blockpad);
gst_bus_remove_watch (GST_ELEMENT_BUS (pipeline));
gst_object_unref (pipeline);
g_main_loop_unref (loop);
g_queue_clear_full (&effects, (GDestroyNotify) gst_object_unref);
gst_object_unref (cur_effect);
g_strfreev (effect_names);
return 0;
}

43
subprojects/gst-plugins-base/tests/interactive/test-effect-switch.c
View file

@ -49,8 +49,6 @@ event_probe_cb (GstPad * pad, GstPadProbeInfo * info, gpointer user_data)
gst_pad_remove_probe (pad, GST_PAD_PROBE_INFO_ID (info));
/* push current event back into the queue */
g_queue_push_tail (&effects, gst_object_ref (cur_effect));
/* take next effect from the queue */
next = g_queue_pop_head (&effects);
if (next == NULL) {
@ -68,6 +66,10 @@ event_probe_cb (GstPad * pad, GstPadProbeInfo * info, gpointer user_data)
GST_DEBUG_OBJECT (pipeline, "removing %" GST_PTR_FORMAT, cur_effect);
gst_bin_remove (GST_BIN (pipeline), cur_effect);
/* push current effect back into the queue */
g_queue_push_tail (&effects, g_steal_pointer (&cur_effect));
/* add, link and start the new effect */
GST_DEBUG_OBJECT (pipeline, "adding %" GST_PTR_FORMAT, next);
gst_bin_add (GST_BIN (pipeline), next);
@ -150,22 +152,18 @@ main (int argc, char **argv)
GOptionContext *ctx;
GError *err = NULL;
GMainLoop *loop;
GstElement *src, *q1, *q2, *effect, *filter1, *filter2, *sink;
GstElement *src, *q1, *q2, *effect, *filter, *sink;
gchar **effect_names, **e;
ctx = g_option_context_new ("");
g_option_context_add_main_entries (ctx, options, GETTEXT_PACKAGE);
g_option_context_add_group (ctx, gst_init_get_option_group ());
if (!g_option_context_parse (ctx, &argc, &argv, &err)) {
g_print ("Error initializing: %s\n", err->message);
g_option_context_free (ctx);
g_clear_error (&err);
g_error ("Error initializing: %s\n", err->message);
return 1;
}
g_option_context_free (ctx);
GST_FIXME ("Multiple things to check/fix, see source code");
if (opt_effects != NULL)
effect_names = g_strsplit (opt_effects, ",", -1);
else
@ -177,7 +175,7 @@ main (int argc, char **argv)
el = gst_element_factory_make (*e, NULL);
if (el) {
g_print ("Adding effect '%s'\n", *e);
g_queue_push_tail (&effects, el);
g_queue_push_tail (&effects, gst_object_ref_sink (el));
}
}
@ -186,8 +184,8 @@ main (int argc, char **argv)
src = gst_element_factory_make ("videotestsrc", NULL);
g_object_set (src, "is-live", TRUE, NULL);
filter1 = gst_element_factory_make ("capsfilter", NULL);
gst_util_set_object_arg (G_OBJECT (filter1), "caps",
filter = gst_element_factory_make ("capsfilter", NULL);
gst_util_set_object_arg (G_OBJECT (filter), "caps",
"video/x-raw, width=320, height=240, "
"format={ I420, YV12, YUY2, UYVY, AYUV, Y41B, Y42B, "
"YVYU, Y444, v210, v216, NV12, NV21, UYVP, A420, YUV9, YVU9, IYU1 }");
@ -205,20 +203,19 @@ main (int argc, char **argv)
q2 = gst_element_factory_make ("queue", NULL);
filter2 = gst_element_factory_make ("capsfilter", NULL);
gst_util_set_object_arg (G_OBJECT (filter2), "caps",
"video/x-raw, width=320, height=240, "
"format={ RGBx, BGRx, xRGB, xBGR, RGBA, BGRA, ARGB, ABGR, RGB, BGR }");
sink = gst_element_factory_make ("ximagesink", NULL);
gst_bin_add_many (GST_BIN (pipeline), src, filter1, q1, conv_before, effect,
gst_bin_add_many (GST_BIN (pipeline), src, filter, q1, conv_before, effect,
conv_after, q2, sink, NULL);
gst_element_link_many (src, filter1, q1, conv_before, effect, conv_after,
gst_element_link_many (src, filter, q1, conv_before, effect, conv_after,
q2, sink, NULL);
gst_element_set_state (pipeline, GST_STATE_PLAYING);
if (gst_element_set_state (pipeline,
GST_STATE_PLAYING) == GST_STATE_CHANGE_FAILURE) {
g_error ("Error starting pipeline");
return 1;
}
loop = g_main_loop_new (NULL, FALSE);
@ -229,7 +226,15 @@ main (int argc, char **argv)
g_main_loop_run (loop);
gst_element_set_state (pipeline, GST_STATE_NULL);
gst_object_unref (blockpad);
gst_bus_remove_watch (GST_ELEMENT_BUS (pipeline));
gst_object_unref (pipeline);
g_main_loop_unref (loop);
g_queue_clear_full (&effects, (GDestroyNotify) gst_object_unref);
gst_object_unref (cur_effect);
g_strfreev (effect_names);
return 0;
}