fix: audio plays in fast forward for first few seconds (#2584)

* Read first segment from source before starting playback

* Update CHANGELOG.md

* Update CHANGELOG.md

* Update CHANGELOG.md

Signed-off-by: Lala Sabathil <[email protected]>

---------

Signed-off-by: felix920506 <[email protected]>
Signed-off-by: Lala Sabathil <[email protected]>
Co-authored-by: Lala Sabathil <[email protected]>
Co-authored-by: Lala Sabathil <[email protected]>

Author: felix920506

CHANGELOG.md

@@ -29,6 +29,8 @@ These changes are available on the `master` branch, but have not yet been releas
   ([#2577](https://github.com/Pycord-Development/pycord/pull/2577))
 - Fixed `codec` option for `FFmpegOpusAudio` class to make it in line with
   documentation. ([#2581](https://github.com/Pycord-Development/pycord/pull/2581))
+- Fixed a possible bug where audio would play too fast at the beginning of audio files.
+  ([#2584](https://github.com/Pycord-Development/pycord/pull/2584))
 
 ### Changed
 

discord/player.py

@@ -729,6 +729,9 @@ def __init__(self, source: AudioSource, client: VoiceClient, *, after=None):
             raise TypeError('Expected a callable for the "after" parameter.')
 
     def _do_run(self) -> None:
+        # attempt to read first audio segment from source before starting
+        # some sources can take a few seconds and may cause problems
+        first_data = self.source.read()
         self.loops = 0
         self._start = time.perf_counter()
 
@@ -752,7 +755,13 @@ def _do_run(self) -> None:
                 self._start = time.perf_counter()
 
             self.loops += 1
-            data = self.source.read()
+            # Send the data read from the start of the function if it is not None
+            if first_data is not None:
+                data = first_data
+                first_data = None
+            # Else read the next bit from the source
+            else:
+                data = self.source.read()
 
             if not data:
                 self.stop()