From 8a4642cad79b37f2ebb90dbed57bf7c731b79542 Mon Sep 17 00:00:00 2001
From: Seungha Yang <seungha@centricular.com>
Date: Wed, 7 Jun 2023 20:36:36 +0900
Subject: [PATCH] win32ipc: Use gst_util_get_timestamp()

Instead of duplicating the same code

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/4794>
---
 .../gst-plugins-bad/sys/win32ipc/gstwin32ipcvideosink.cpp  | 7 +------
 .../gst-plugins-bad/sys/win32ipc/gstwin32ipcvideosrc.cpp   | 7 +------
 2 files changed, 2 insertions(+), 12 deletions(-)

diff --git a/subprojects/gst-plugins-bad/sys/win32ipc/gstwin32ipcvideosink.cpp b/subprojects/gst-plugins-bad/sys/win32ipc/gstwin32ipcvideosink.cpp
index 7b19bda90a..1d92c2dd3e 100644
--- a/subprojects/gst-plugins-bad/sys/win32ipc/gstwin32ipcvideosink.cpp
+++ b/subprojects/gst-plugins-bad/sys/win32ipc/gstwin32ipcvideosink.cpp
@@ -67,7 +67,6 @@ struct _GstWin32IpcVideoSink
 
   GstVideoInfo info;
   Win32IpcPipeServer *pipe;
-  LARGE_INTEGER frequency;
 
   Win32IpcVideoInfo minfo;
 
@@ -150,7 +149,6 @@ static void
 gst_win32_ipc_video_sink_init (GstWin32IpcVideoSink * self)
 {
   self->pipe_name = g_strdup (DEFAULT_PIPE_NAME);
-  QueryPerformanceFrequency (&self->frequency);
 
   GST_OBJECT_FLAG_SET (self, GST_ELEMENT_FLAG_PROVIDE_CLOCK);
   GST_OBJECT_FLAG_SET (self, GST_ELEMENT_FLAG_REQUIRE_CLOCK);
@@ -453,7 +451,6 @@ static GstFlowReturn
 gst_win32_ipc_video_sink_render (GstBaseSink * sink, GstBuffer * buf)
 {
   GstWin32IpcVideoSink *self = GST_WIN32_IPC_VIDEO_SINK (sink);
-  LARGE_INTEGER cur_time;
   GstClockTime pts;
   GstClockTime now_qpc;
   GstClockTime buf_pts;
@@ -473,9 +470,7 @@ gst_win32_ipc_video_sink_render (GstBaseSink * sink, GstBuffer * buf)
 
   mmf = mem->mmf;
 
-  QueryPerformanceCounter (&cur_time);
-  pts = now_qpc = gst_util_uint64_scale (cur_time.QuadPart, GST_SECOND,
-      self->frequency.QuadPart);
+  pts = now_qpc = gst_util_get_timestamp ();
 
   buf_pts = GST_BUFFER_PTS (buf);
   if (!GST_CLOCK_TIME_IS_VALID (buf_pts))
diff --git a/subprojects/gst-plugins-bad/sys/win32ipc/gstwin32ipcvideosrc.cpp b/subprojects/gst-plugins-bad/sys/win32ipc/gstwin32ipcvideosrc.cpp
index 8144a7dcba..4d3c903396 100644
--- a/subprojects/gst-plugins-bad/sys/win32ipc/gstwin32ipcvideosrc.cpp
+++ b/subprojects/gst-plugins-bad/sys/win32ipc/gstwin32ipcvideosrc.cpp
@@ -73,7 +73,6 @@ struct _GstWin32IpcVideoSrc
   gboolean have_video_meta;
   gsize offset[GST_VIDEO_MAX_PLANES];
   gint stride[GST_VIDEO_MAX_PLANES];
-  LARGE_INTEGER frequency;
   GstBufferPool *pool;
 
   /* properties */
@@ -156,7 +155,6 @@ gst_win32_ipc_video_src_init (GstWin32IpcVideoSrc * self)
   gst_base_src_set_live (GST_BASE_SRC (self), TRUE);
   self->pipe_name = g_strdup (DEFAULT_PIPE_NAME);
   self->processing_deadline = DEFAULT_PROCESSING_DEADLINE;
-  QueryPerformanceFrequency (&self->frequency);
 
   GST_OBJECT_FLAG_SET (self, GST_ELEMENT_FLAG_PROVIDE_CLOCK);
   GST_OBJECT_FLAG_SET (self, GST_ELEMENT_FLAG_REQUIRE_CLOCK);
@@ -426,7 +424,6 @@ gst_win32_ipc_video_src_create (GstBaseSrc * src, guint64 offset, guint size,
   GstClockTime base_time;
   GstClockTime now_qpc;
   GstClockTime now_gst;
-  LARGE_INTEGER cur_time;
   gboolean is_qpc = TRUE;
   gboolean need_video_meta = FALSE;
 
@@ -529,9 +526,7 @@ gst_win32_ipc_video_src_create (GstBaseSrc * src, guint64 offset, guint size,
     win32_ipc_mmf_unref (mmf);
   }
 
-  QueryPerformanceCounter (&cur_time);
-  now_qpc = gst_util_uint64_scale (cur_time.QuadPart, GST_SECOND,
-      self->frequency.QuadPart);
+  now_qpc = gst_util_get_timestamp ();
   clock = gst_element_get_clock (GST_ELEMENT_CAST (self));
   now_gst = gst_clock_get_time (clock);
   base_time = GST_ELEMENT_CAST (self)->base_time;