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decodebin3: avoid identity, sinkpad, parsebin leakage when reset input

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when reset_input, need remove identity/parsebin from decodebin3
when release_pad, need call free or reset input if collection
didn't change

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/5086>
This commit is contained in:
Haihua Hu 2023-05-18 16:08:03 +08:00 committed by Tim-Philipp Müller
parent 60120003c0
commit 03119a388c
1 changed files with 8 additions and 26 deletions
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34
subprojects/gst-plugins-base/gst/playback/gstdecodebin3.c
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@ -1127,37 +1127,17 @@ gst_decodebin3_release_pad (GstElement * element, GstPad * pad)
gst_element_post_message (GST_ELEMENT_CAST (dbin), msg);
update_requested_selection (dbin);
gst_ghost_pad_set_target (GST_GHOST_PAD (input->ghost_sink), NULL);
if (input->parsebin) {
gst_bin_remove (GST_BIN (dbin), input->parsebin);
gst_element_set_state (input->parsebin, GST_STATE_NULL);
g_signal_handler_disconnect (input->parsebin, input->pad_removed_sigid);
g_signal_handler_disconnect (input->parsebin, input->pad_added_sigid);
g_signal_handler_disconnect (input->parsebin, input->drained_sigid);
gst_pad_remove_probe (input->parsebin_sink, probe_id);
gst_object_unref (input->parsebin);
gst_object_unref (input->parsebin_sink);
input->parsebin = NULL;
input->parsebin_sink = NULL;
}
if (input->identity) {
GstPad *idpad = gst_element_get_static_pad (input->identity, "src");
DecodebinInputStream *stream = find_input_stream_for_pad (dbin, idpad);
gst_object_unref (idpad);
remove_input_stream (dbin, stream);
gst_element_set_state (input->identity, GST_STATE_NULL);
gst_bin_remove (GST_BIN (dbin), input->identity);
gst_object_unref (input->identity);
input->identity = NULL;
}
if (!input->is_main) {
dbin->other_inputs = g_list_remove (dbin->other_inputs, input);
free_input (dbin, input);
}
beach:
if (!input->is_main) {
dbin->other_inputs = g_list_remove (dbin->other_inputs, input);
free_input (dbin, input);
} else
reset_input (dbin, input);
INPUT_UNLOCK (dbin);
return;
}
@ -1175,6 +1155,7 @@ reset_input (GstDecodebin3 * dbin, DecodebinInput * input)
g_signal_handler_disconnect (input->parsebin, input->pad_added_sigid);
g_signal_handler_disconnect (input->parsebin, input->drained_sigid);
gst_element_set_state (input->parsebin, GST_STATE_NULL);
gst_bin_remove (GST_BIN (dbin), input->parsebin);
gst_clear_object (&input->parsebin);
gst_clear_object (&input->parsebin_sink);
}
@ -1184,6 +1165,7 @@ reset_input (GstDecodebin3 * dbin, DecodebinInput * input)
gst_object_unref (idpad);
remove_input_stream (dbin, stream);
gst_element_set_state (input->identity, GST_STATE_NULL);
gst_bin_remove (GST_BIN (dbin), input->identity);
gst_clear_object (&input->identity);
}
if (input->collection)