HYL_OK3568_LINUX/buildroot/package/gstreamer1/gst1-plugins-bad/0024-waylandsink-Support-frame-sync-mode.patch
2025-05-10 21:49:39 +08:00

77 lines
2.2 KiB
Diff

From 116949acd01739948291470552b34517e02ac295 Mon Sep 17 00:00:00 2001
From: Jeffy Chen <jeffy.chen@rock-chips.com>
Date: Mon, 8 Nov 2021 18:45:00 +0800
Subject: [PATCH 24/41] waylandsink: Support frame-sync mode
Set env "WAYLANDSINK_SYNC_FRAME" to enable frame syncing.
Signed-off-by: Jeffy Chen <jeffy.chen@rock-chips.com>
---
ext/wayland/gstwaylandsink.c | 9 +++++++++
ext/wayland/gstwaylandsink.h | 1 +
2 files changed, 10 insertions(+)
diff --git a/ext/wayland/gstwaylandsink.c b/ext/wayland/gstwaylandsink.c
index 2c5b295..5e142e9 100644
--- a/ext/wayland/gstwaylandsink.c
+++ b/ext/wayland/gstwaylandsink.c
@@ -254,6 +254,7 @@ gst_wayland_sink_init (GstWaylandSink * self)
{
g_mutex_init (&self->display_lock);
g_mutex_init (&self->render_lock);
+ g_cond_init (&self->redraw_cond);
self->window_handle = 1;
self->layer = GST_WL_WINDOW_LAYER_NORMAL;
@@ -455,6 +456,7 @@ gst_wayland_sink_finalize (GObject * object)
g_mutex_clear (&self->display_lock);
g_mutex_clear (&self->render_lock);
+ g_cond_clear (&self->redraw_cond);
G_OBJECT_CLASS (parent_class)->finalize (object);
}
@@ -823,6 +825,7 @@ frame_redraw_callback (void *data, struct wl_callback *callback, uint32_t time)
g_mutex_lock (&self->render_lock);
self->redraw_pending = FALSE;
+ g_cond_signal (&self->redraw_cond);
if (self->callback) {
wl_callback_destroy (callback);
@@ -858,6 +861,11 @@ render_last_buffer (GstWaylandSink * self, gboolean redraw)
self->resend_info = FALSE;
}
gst_wl_window_render (self->window, wlbuffer, info);
+
+ if (g_getenv ("WAYLANDSINK_SYNC_FRAME")) {
+ while (self->redraw_pending)
+ g_cond_wait (&self->redraw_cond, &self->render_lock);
+ }
}
static void
@@ -1065,6 +1073,7 @@ render:
if (buffer != to_render)
gst_buffer_unref (to_render);
+
goto done;
no_window_size:
diff --git a/ext/wayland/gstwaylandsink.h b/ext/wayland/gstwaylandsink.h
index 7abfea1..6211fd6 100644
--- a/ext/wayland/gstwaylandsink.h
+++ b/ext/wayland/gstwaylandsink.h
@@ -66,6 +66,7 @@ struct _GstWaylandSink
gboolean resend_info;
gboolean redraw_pending;
GMutex render_lock;
+ GCond redraw_cond;
GstBuffer *last_buffer;
GstVideoOrientationMethod sink_rotate_method;
--
2.20.1