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gst: implement renegotiation

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If the stream format changes, set the basesrc caps again before pushing
a new buffer.

See #3147
This commit is contained in:
Wim Taymans 2023-04-14 10:42:01 +02:00
parent b84083a1bb
commit 0962555291
1 changed files with 13 additions and 0 deletions
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13
src/gst/gstpipewiresrc.c
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@ -1134,6 +1134,7 @@ gst_pipewire_src_create (GstPushSrc * psrc, GstBuffer ** buffer)
const char *error = NULL; const char *error = NULL;
GstBuffer *buf; GstBuffer *buf;
gboolean update_time = FALSE, timeout = FALSE; gboolean update_time = FALSE, timeout = FALSE;
GstCaps *caps = NULL;
pwsrc = GST_PIPEWIRE_SRC (psrc); pwsrc = GST_PIPEWIRE_SRC (psrc);
@ -1157,6 +1158,18 @@ gst_pipewire_src_create (GstPushSrc * psrc, GstBuffer ** buffer)
if (state != PW_STREAM_STATE_STREAMING) if (state != PW_STREAM_STATE_STREAMING)
goto streaming_stopped; goto streaming_stopped;
if ((caps = pwsrc->caps) != NULL) {
pwsrc->caps = NULL;
pw_thread_loop_unlock (pwsrc->core->loop);
GST_DEBUG_OBJECT (pwsrc, "set format %" GST_PTR_FORMAT, caps);
gst_base_src_set_caps (GST_BASE_SRC (pwsrc), caps);
gst_caps_unref (caps);
pw_thread_loop_lock (pwsrc->core->loop);
continue;
}
if (pwsrc->eos) { if (pwsrc->eos) {
if (pwsrc->last_buffer == NULL) if (pwsrc->last_buffer == NULL)
goto streaming_eos; goto streaming_eos;