pipewire/0001-Revert-gst-pipewiresrc-Let-GstBaseSrc-handle-pseudo-.patch
2024-01-20 04:01:54 +00:00

133 lines
4.7 KiB
Diff

From 18bd53043435f3d32d6eee871dcd23017239ef70 Mon Sep 17 00:00:00 2001
From: Wim Taymans <wtaymans@redhat.com>
Date: Fri, 19 Jan 2024 12:53:39 +0100
Subject: [PATCH] Revert "gst/pipewiresrc: Let GstBaseSrc handle pseudo-live
calculations"
This reverts commit 004206db370f4244411ffc16135d51d021809df8.
---
src/gst/gstpipewiresrc.c | 66 +++++++++++++++-------------------------
1 file changed, 24 insertions(+), 42 deletions(-)
diff --git a/src/gst/gstpipewiresrc.c b/src/gst/gstpipewiresrc.c
index d95e99620..753bf760a 100644
--- a/src/gst/gstpipewiresrc.c
+++ b/src/gst/gstpipewiresrc.c
@@ -91,8 +91,6 @@ static gboolean gst_pipewire_src_start (GstBaseSrc * basesrc);
static gboolean gst_pipewire_src_stop (GstBaseSrc * basesrc);
static gboolean gst_pipewire_src_event (GstBaseSrc * src, GstEvent * event);
static gboolean gst_pipewire_src_query (GstBaseSrc * src, GstQuery * query);
-static void gst_pipewire_src_get_times (GstBaseSrc * basesrc, GstBuffer * buffer,
- GstClockTime * start, GstClockTime * end);
static void
gst_pipewire_src_set_property (GObject * object, guint prop_id,
@@ -415,7 +413,6 @@ gst_pipewire_src_class_init (GstPipeWireSrcClass * klass)
gstbasesrc_class->stop = gst_pipewire_src_stop;
gstbasesrc_class->event = gst_pipewire_src_event;
gstbasesrc_class->query = gst_pipewire_src_query;
- gstbasesrc_class->get_times = gst_pipewire_src_get_times;
gstpushsrc_class->create = gst_pipewire_src_create;
GST_DEBUG_CATEGORY_INIT (pipewire_src_debug, "pipewiresrc", 0,
@@ -581,7 +578,7 @@ static GstBuffer *dequeue_buffer(GstPipeWireSrc *pwsrc)
GST_LOG_OBJECT (pwsrc, "pts %" G_GUINT64_FORMAT ", dts_offset %" G_GUINT64_FORMAT, h->pts, h->dts_offset);
if (GST_CLOCK_TIME_IS_VALID (h->pts)) {
- GST_BUFFER_PTS (buf) = h->pts;
+ GST_BUFFER_PTS (buf) = h->pts + GST_PIPEWIRE_CLOCK (pwsrc->clock)->time_offset;
if (GST_BUFFER_PTS (buf) + h->dts_offset > 0)
GST_BUFFER_DTS (buf) = GST_BUFFER_PTS (buf) + h->dts_offset;
}
@@ -1136,39 +1133,11 @@ gst_pipewire_src_query (GstBaseSrc * src, GstQuery * query)
return res;
}
-static void
-gst_pipewire_src_get_times (GstBaseSrc * basesrc, GstBuffer * buffer,
- GstClockTime * start, GstClockTime * end)
-{
- GstPipeWireSrc *pwsrc = GST_PIPEWIRE_SRC (basesrc);
-
- /* for live sources, sync on the timestamp of the buffer */
- if (gst_base_src_is_live (basesrc)) {
- GstClockTime timestamp = GST_BUFFER_PTS (buffer);
-
- if (GST_CLOCK_TIME_IS_VALID (timestamp)) {
- /* get duration to calculate end time */
- GstClockTime duration = GST_BUFFER_DURATION (buffer);
-
- if (GST_CLOCK_TIME_IS_VALID (duration)) {
- *end = timestamp + duration;
- }
- *start = timestamp;
- }
- } else {
- *start = GST_CLOCK_TIME_NONE;
- *end = GST_CLOCK_TIME_NONE;
- }
-
- GST_LOG_OBJECT (pwsrc, "start %" GST_TIME_FORMAT " (%" G_GUINT64_FORMAT
- "), end %" GST_TIME_FORMAT " (%" G_GUINT64_FORMAT ")",
- GST_TIME_ARGS (*start), *start, GST_TIME_ARGS (*end), *end);
-}
-
static GstFlowReturn
gst_pipewire_src_create (GstPushSrc * psrc, GstBuffer ** buffer)
{
GstPipeWireSrc *pwsrc;
+ GstClockTime pts, dts, base_time;
const char *error = NULL;
GstBuffer *buf;
gboolean update_time = FALSE, timeout = FALSE;
@@ -1247,24 +1216,37 @@ gst_pipewire_src_create (GstPushSrc * psrc, GstBuffer ** buffer)
*buffer = buf;
- if (update_time) {
- GstClock *clock;
- GstClockTime pts, dts;
+ if (pwsrc->is_live)
+ base_time = GST_ELEMENT_CAST (psrc)->base_time;
+ else
+ base_time = 0;
- clock = gst_element_get_clock (GST_ELEMENT_CAST (pwsrc));
+ if (update_time) {
+ GstClock *clock = gst_element_get_clock (GST_ELEMENT_CAST (pwsrc));
if (clock != NULL) {
pts = dts = gst_clock_get_time (clock);
gst_object_unref (clock);
} else {
pts = dts = GST_CLOCK_TIME_NONE;
}
+ } else {
+ pts = GST_BUFFER_PTS (*buffer);
+ dts = GST_BUFFER_DTS (*buffer);
+ }
- GST_BUFFER_PTS (*buffer) = pts;
- GST_BUFFER_DTS (*buffer) = dts;
+ if (GST_CLOCK_TIME_IS_VALID (pts))
+ pts = (pts >= base_time ? pts - base_time : 0);
+ if (GST_CLOCK_TIME_IS_VALID (dts))
+ dts = (dts >= base_time ? dts - base_time : 0);
- GST_LOG_OBJECT (pwsrc, "Sending keepalive buffer pts/dts: %" GST_TIME_FORMAT
- " (%" G_GUINT64_FORMAT ")", GST_TIME_ARGS (pts), pts);
- }
+ GST_LOG_OBJECT (pwsrc,
+ "pts %" G_GUINT64_FORMAT ", dts %" G_GUINT64_FORMAT
+ ", base-time %" GST_TIME_FORMAT " -> %" GST_TIME_FORMAT ", %" GST_TIME_FORMAT,
+ GST_BUFFER_PTS (*buffer), GST_BUFFER_DTS (*buffer), GST_TIME_ARGS (base_time),
+ GST_TIME_ARGS (pts), GST_TIME_ARGS (dts));
+
+ GST_BUFFER_PTS (*buffer) = pts;
+ GST_BUFFER_DTS (*buffer) = dts;
return GST_FLOW_OK;
--
2.43.0