fix(tts): honor quiet mode and drop request-level retries

1 files changed, 5 insertions, 1 deletions

diff --git a/app/converter/audio.py b/app/converter/audio.py
index 81431cb..eb970ff 100644
--- a/app/converter/audio.py
+++ b/app/converter/audio.py
@@ -15,6 +15,10 @@ logger = logging.getLogger(__name__)
 
 CHUNKS_FOLDER = Path(__file__).resolve().parent.parent.parent / "app" / "chunks"
 
+# Tolerance for "is this speed 1.0?" comparisons (banner display, atempo
+# filter elision); shared by every speed check.
+SPEED_EPSILON = 1e-6
+
 
 def atempo_filters(speed: float) -> str:
     """Return a comma-joined ffmpeg ``atempo`` filter chain for ``speed``.
@@ -24,7 +28,7 @@ def atempo_filters(speed: float) -> str:
     """
     if speed <= 0:
         raise ValueError(f"Speed must be a positive number, got {speed}")
-    if abs(speed - 1.0) < 1e-6:
+    if abs(speed - 1.0) < SPEED_EPSILON:
         return ""
     remaining = float(speed)
     chain = []