pad: Ensure last flow return is set on sink pads in push mode

The last flow return field was never updated on sink pads in push mode. This
fixes it and makes it consistent.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/868>
This commit is contained in:
Edward Hervey 2021-08-18 10:23:38 +02:00 committed by Edward Hervey
parent e9d06cec5a
commit 2b01467934
2 changed files with 32 additions and 2 deletions

View file

@ -4460,6 +4460,8 @@ gst_pad_chain_data_unchecked (GstPad * pad, GstPadProbeType type, void *data)
GST_DEBUG_FUNCPTR_NAME (chainlistfunc), gst_flow_get_name (ret));
}
pad->ABI.abi.last_flowret = ret;
RELEASE_PARENT (parent);
GST_PAD_STREAM_UNLOCK (pad);
@ -4471,6 +4473,7 @@ flushing:
{
GST_CAT_LOG_OBJECT (GST_CAT_SCHEDULING, pad,
"chaining, but pad was flushing");
pad->ABI.abi.last_flowret = GST_FLOW_FLUSHING;
GST_OBJECT_UNLOCK (pad);
GST_PAD_STREAM_UNLOCK (pad);
gst_mini_object_unref (GST_MINI_OBJECT_CAST (data));
@ -4479,6 +4482,7 @@ flushing:
eos:
{
GST_CAT_LOG_OBJECT (GST_CAT_SCHEDULING, pad, "chaining, but pad was EOS");
pad->ABI.abi.last_flowret = GST_FLOW_EOS;
GST_OBJECT_UNLOCK (pad);
GST_PAD_STREAM_UNLOCK (pad);
gst_mini_object_unref (GST_MINI_OBJECT_CAST (data));
@ -4488,6 +4492,7 @@ wrong_mode:
{
g_critical ("chain on pad %s:%s but it was not in push mode",
GST_DEBUG_PAD_NAME (pad));
pad->ABI.abi.last_flowret = GST_FLOW_ERROR;
GST_OBJECT_UNLOCK (pad);
GST_PAD_STREAM_UNLOCK (pad);
gst_mini_object_unref (GST_MINI_OBJECT_CAST (data));
@ -4498,8 +4503,6 @@ probe_handled:
/* PASSTHROUGH */
probe_stopped:
{
GST_OBJECT_UNLOCK (pad);
GST_PAD_STREAM_UNLOCK (pad);
/* We unref the buffer, except if the probe handled it (CUSTOM_SUCCESS_1) */
if (!handled)
gst_mini_object_unref (GST_MINI_OBJECT_CAST (data));
@ -4514,11 +4517,15 @@ probe_stopped:
GST_DEBUG_OBJECT (pad, "an error occurred %s", gst_flow_get_name (ret));
break;
}
pad->ABI.abi.last_flowret = ret;
GST_OBJECT_UNLOCK (pad);
GST_PAD_STREAM_UNLOCK (pad);
return ret;
}
no_parent:
{
GST_DEBUG_OBJECT (pad, "No parent when chaining %" GST_PTR_FORMAT, data);
pad->ABI.abi.last_flowret = GST_FLOW_FLUSHING;
gst_mini_object_unref (GST_MINI_OBJECT_CAST (data));
GST_OBJECT_UNLOCK (pad);
GST_PAD_STREAM_UNLOCK (pad);
@ -4526,6 +4533,7 @@ no_parent:
}
no_function:
{
pad->ABI.abi.last_flowret = GST_FLOW_NOT_SUPPORTED;
RELEASE_PARENT (parent);
gst_mini_object_unref (GST_MINI_OBJECT_CAST (data));
g_critical ("chain on pad %s:%s but it has no chainfunction",

View file

@ -2699,11 +2699,13 @@ GST_START_TEST (test_last_flow_return_push)
/* initial value is flushing */
fail_unless (gst_pad_get_last_flow_return (srcpad) == GST_FLOW_FLUSHING);
fail_unless (gst_pad_get_last_flow_return (sinkpad) == GST_FLOW_FLUSHING);
/* when active it goes to ok */
gst_pad_set_active (srcpad, TRUE);
fail_unless (gst_pad_get_last_flow_return (srcpad) == GST_FLOW_OK);
gst_pad_set_active (sinkpad, TRUE);
fail_unless (gst_pad_get_last_flow_return (sinkpad) == GST_FLOW_OK);
/* startup events */
gst_pad_push_event (srcpad, gst_event_new_stream_start ("test"));
@ -2715,11 +2717,13 @@ GST_START_TEST (test_last_flow_return_push)
next_return = GST_FLOW_OK;
fail_unless (gst_pad_push (srcpad, gst_buffer_new ()) == GST_FLOW_OK);
fail_unless (gst_pad_get_last_flow_return (srcpad) == GST_FLOW_OK);
fail_unless (gst_pad_get_last_flow_return (sinkpad) == GST_FLOW_OK);
/* push not-linked */
next_return = GST_FLOW_NOT_LINKED;
fail_unless (gst_pad_push (srcpad, gst_buffer_new ()) == GST_FLOW_NOT_LINKED);
fail_unless (gst_pad_get_last_flow_return (srcpad) == GST_FLOW_NOT_LINKED);
fail_unless (gst_pad_get_last_flow_return (sinkpad) == GST_FLOW_NOT_LINKED);
/* push not-linked */
next_return = GST_FLOW_NOT_NEGOTIATED;
@ -2727,25 +2731,32 @@ GST_START_TEST (test_last_flow_return_push)
gst_buffer_new ()) == GST_FLOW_NOT_NEGOTIATED);
fail_unless (gst_pad_get_last_flow_return (srcpad) ==
GST_FLOW_NOT_NEGOTIATED);
fail_unless (gst_pad_get_last_flow_return (sinkpad) ==
GST_FLOW_NOT_NEGOTIATED);
/* push error */
next_return = GST_FLOW_ERROR;
fail_unless (gst_pad_push (srcpad, gst_buffer_new ()) == GST_FLOW_ERROR);
fail_unless (gst_pad_get_last_flow_return (srcpad) == GST_FLOW_ERROR);
fail_unless (gst_pad_get_last_flow_return (sinkpad) == GST_FLOW_ERROR);
/* back to ok */
next_return = GST_FLOW_OK;
fail_unless (gst_pad_push (srcpad, gst_buffer_new ()) == GST_FLOW_OK);
fail_unless (gst_pad_get_last_flow_return (srcpad) == GST_FLOW_OK);
fail_unless (gst_pad_get_last_flow_return (sinkpad) == GST_FLOW_OK);
/* unlinked push */
gst_pad_unlink (srcpad, sinkpad);
fail_unless (gst_pad_push (srcpad, gst_buffer_new ()) == GST_FLOW_NOT_LINKED);
fail_unless (gst_pad_get_last_flow_return (srcpad) == GST_FLOW_NOT_LINKED);
/* The last flow ret from the peer pad shouldn't have changed */
fail_unless (gst_pad_get_last_flow_return (sinkpad) == GST_FLOW_OK);
gst_pad_link (srcpad, sinkpad);
fail_unless (gst_pad_push_event (srcpad, gst_event_new_eos ()));
fail_unless (gst_pad_get_last_flow_return (srcpad) == GST_FLOW_EOS);
fail_unless (gst_pad_get_last_flow_return (sinkpad) == GST_FLOW_EOS);
gst_object_unref (srcpad);
gst_object_unref (sinkpad);
@ -2784,17 +2795,20 @@ GST_START_TEST (test_last_flow_return_pull)
gst_pad_link (srcpad, sinkpad);
/* initial value is flushing */
fail_unless (gst_pad_get_last_flow_return (srcpad) == GST_FLOW_FLUSHING);
fail_unless (gst_pad_get_last_flow_return (sinkpad) == GST_FLOW_FLUSHING);
/* when active it goes to ok */
gst_pad_set_active (sinkpad, TRUE);
fail_unless (gst_pad_get_last_flow_return (sinkpad) == GST_FLOW_OK);
gst_pad_set_active (srcpad, TRUE);
fail_unless (gst_pad_get_last_flow_return (srcpad) == GST_FLOW_OK);
/* pull Ok */
next_return = GST_FLOW_OK;
fail_unless (gst_pad_pull_range (sinkpad, 0, 1, &buf) == GST_FLOW_OK);
fail_unless (gst_pad_get_last_flow_return (sinkpad) == GST_FLOW_OK);
fail_unless (gst_pad_get_last_flow_return (srcpad) == GST_FLOW_OK);
gst_buffer_unref (buf);
buf = NULL;
@ -2802,11 +2816,13 @@ GST_START_TEST (test_last_flow_return_pull)
next_return = GST_FLOW_NOT_LINKED;
fail_unless (gst_pad_pull_range (sinkpad, 0, 1, &buf) == GST_FLOW_NOT_LINKED);
fail_unless (gst_pad_get_last_flow_return (sinkpad) == GST_FLOW_NOT_LINKED);
fail_unless (gst_pad_get_last_flow_return (srcpad) == GST_FLOW_NOT_LINKED);
/* pull error */
next_return = GST_FLOW_ERROR;
fail_unless (gst_pad_pull_range (sinkpad, 0, 1, &buf) == GST_FLOW_ERROR);
fail_unless (gst_pad_get_last_flow_return (sinkpad) == GST_FLOW_ERROR);
fail_unless (gst_pad_get_last_flow_return (srcpad) == GST_FLOW_ERROR);
/* pull not-nego */
next_return = GST_FLOW_NOT_NEGOTIATED;
@ -2814,11 +2830,14 @@ GST_START_TEST (test_last_flow_return_pull)
&buf) == GST_FLOW_NOT_NEGOTIATED);
fail_unless (gst_pad_get_last_flow_return (sinkpad) ==
GST_FLOW_NOT_NEGOTIATED);
fail_unless (gst_pad_get_last_flow_return (srcpad) ==
GST_FLOW_NOT_NEGOTIATED);
/* pull ok again */
next_return = GST_FLOW_OK;
fail_unless (gst_pad_pull_range (sinkpad, 0, 1, &buf) == GST_FLOW_OK);
fail_unless (gst_pad_get_last_flow_return (sinkpad) == GST_FLOW_OK);
fail_unless (gst_pad_get_last_flow_return (srcpad) == GST_FLOW_OK);
gst_buffer_unref (buf);
buf = NULL;
@ -2826,12 +2845,15 @@ GST_START_TEST (test_last_flow_return_pull)
gst_pad_unlink (srcpad, sinkpad);
fail_unless (gst_pad_pull_range (sinkpad, 0, 1, &buf) == GST_FLOW_NOT_LINKED);
fail_unless (gst_pad_get_last_flow_return (sinkpad) == GST_FLOW_NOT_LINKED);
/* Return value for the remote pad didn't change */
fail_unless (gst_pad_get_last_flow_return (srcpad) == GST_FLOW_OK);
/* eos */
gst_pad_link (srcpad, sinkpad);
next_return = GST_FLOW_EOS;
fail_unless (gst_pad_pull_range (sinkpad, 0, 1, &buf) == GST_FLOW_EOS);
fail_unless (gst_pad_get_last_flow_return (sinkpad) == GST_FLOW_EOS);
fail_unless (gst_pad_get_last_flow_return (srcpad) == GST_FLOW_EOS);
gst_object_unref (srcpad);
gst_object_unref (sinkpad);