From 8a137f239042394fbc25ccda54e231df558dd0e9 Mon Sep 17 00:00:00 2001
From: karoldob <51451383+karoldob@users.noreply.github.com>
Date: Tue, 26 Apr 2022 20:39:45 +0200
Subject: [PATCH 1/2] Allow to read start_time_realtime from AVFormat in input
 stream.

---
 av/container/input.pyx              | 12 ++++++++++++
 include/libavformat/avformat.pxd    |  1 +
 tests/test_rtspstarttimerealtime.py | 28 ++++++++++++++++++++++++++++
 3 files changed, 41 insertions(+)
 create mode 100644 tests/test_rtspstarttimerealtime.py

diff --git a/av/container/input.pyx b/av/container/input.pyx
index e508f16f4..55c4cb9b3 100644
--- a/av/container/input.pyx
+++ b/av/container/input.pyx
@@ -93,6 +93,18 @@ cdef class InputContainer(Container):
             if self.ptr.start_time != lib.AV_NOPTS_VALUE:
                 return self.ptr.start_time
 
+    property start_time_realtime:
+        """
+        Start time of the RTSP stream, expressed as microseconds since the UNIX epoch.
+
+        This property might not be set by FFmpeg for the first packets.
+
+        :type: int
+        """
+        def __get__(self):
+            if self.ptr.start_time_realtime != lib.AV_NOPTS_VALUE:
+                return self.ptr.start_time_realtime
+
     property duration:
         def __get__(self):
             if self.ptr.duration != lib.AV_NOPTS_VALUE:
diff --git a/include/libavformat/avformat.pxd b/include/libavformat/avformat.pxd
index ed3e503f5..ba01ce9bc 100644
--- a/include/libavformat/avformat.pxd
+++ b/include/libavformat/avformat.pxd
@@ -184,6 +184,7 @@ cdef extern from "libavformat/avformat.h" nogil:
 
         int flags
         int64_t max_analyze_duration
+        int64_t start_time_realtime
 
         void *opaque
 
diff --git a/tests/test_rtspstarttimerealtime.py b/tests/test_rtspstarttimerealtime.py
new file mode 100644
index 000000000..7af421938
--- /dev/null
+++ b/tests/test_rtspstarttimerealtime.py
@@ -0,0 +1,28 @@
+import av
+
+from .common import TestCase
+
+
+# RTSP stream server, thanks https://github.com/rtspstream
+RTSP_STREAM = "rtsp://rtsp.stream/pattern"
+UNIX_TIMESTAMP_2022_01_01_00_00 = 1640995200000000  # microseconds
+
+
+class TestRTSPStartTimeRealtime(TestCase):
+    def test_rtsp_start_time_realtime(self):
+        stream_options = {
+            'rtsp_transport': 'tcp',  # preferred stable connection
+            'stimeout': '5000000'  # socket timeout to 5s (default is unlimited)
+        }
+        with av.open(RTSP_STREAM, mode="r", options=stream_options) as container:
+            # wait for proper value set by RTSP in libavformat
+            while container.demux(container.streams.video[0]):
+                # it is okay to have None type at first dozens packets
+                if container.start_time_realtime is None:
+                    continue
+                # Now value is ready, check this and go outside loop
+                else:
+                    self.assertIsInstance(container.start_time_realtime, int)
+                    break
+
+            self.assertGreater(container.start_time_realtime, UNIX_TIMESTAMP_2022_01_01_00_00)

From 32e7a8d39641bdcc8ea2d724f957489355e0bd8e Mon Sep 17 00:00:00 2001
From: WyattBlue <wyattblue@auto-editor.com>
Date: Sat, 25 Nov 2023 03:04:28 -0500
Subject: [PATCH 2/2] Dummy commit

---
 av/__main__.py | 2 --
 av/datasets.py | 2 --
 2 files changed, 4 deletions(-)

diff --git a/av/__main__.py b/av/__main__.py
index 8c57e2dd9..b5718ba8b 100644
--- a/av/__main__.py
+++ b/av/__main__.py
@@ -2,7 +2,6 @@
 
 
 def main():
-
     parser = argparse.ArgumentParser()
     parser.add_argument("--codecs", action="store_true")
     parser.add_argument("--version", action="store_true")
@@ -11,7 +10,6 @@ def main():
     # ---
 
     if args.version:
-
         import av
         import av._core
 
diff --git a/av/datasets.py b/av/datasets.py
index 3324ce0bc..b3a5eed85 100644
--- a/av/datasets.py
+++ b/av/datasets.py
@@ -9,7 +9,6 @@
 
 
 def iter_data_dirs(check_writable=False):
-
     try:
         yield os.environ["PYAV_TESTDATA_DIR"]
     except KeyError:
@@ -45,7 +44,6 @@ def iter_data_dirs(check_writable=False):
 
 
 def cached_download(url, name):
-
     """Download the data at a URL, and cache it under the given name.
 
     The file is stored under `pyav/test` with the given name in the directory