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Update app.py
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app.py
CHANGED
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@@ -44,23 +44,15 @@ def main():
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['webp', 'jpg', 'png']
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)
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#
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st.session_state.optimization_done = False
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# Fortschrittsbalken
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progress_bar = st.progress(0)
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status_text = st.empty()
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try:
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# Simuliere Optimierungsprozess
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status_text.text("Optimierung startet...")
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progress_bar.progress(20)
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time.sleep(
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optimized_image = compress_image(
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original_image,
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@@ -68,25 +60,20 @@ def main():
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quality=compression_quality
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)
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time.sleep(1)
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if optimized_image:
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img_byte_arr = io.BytesIO()
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optimized_image.save(img_byte_arr, format=target_format.upper(), quality=compression_quality)
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img_byte_arr.seek(0)
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time.sleep(1)
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optimized_size_bytes = img_byte_arr.getbuffer().nbytes
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compression_ratio = (1 - optimized_size_bytes / original_size_bytes) * 100
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progress_bar.progress(100)
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status_text.text("Optimierung abgeschlossen!")
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st.subheader("Optimierungsergebnisse")
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col1, col2 = st.columns(2)
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@@ -105,15 +92,11 @@ def main():
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mime=f"image/{target_format}"
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)
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except Exception as e:
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st.error(f"Fehler bei Bildoptimierung: {e}")
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# Setze Flag zurück bei Fehler
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st.session_state.optimization_done = False
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finally:
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# Lösche Fortschrittsbalken und Statustext
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progress_bar.empty()
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status_text.empty()
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except Exception as e:
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st.error(f"Fehler beim Laden des Bildes: {e}")
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['webp', 'jpg', 'png']
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)
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# Warnung vor mehrfachem Klicken
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st.warning("⚠️ Bitte klicken Sie NUR EINMAL auf 'Bild optimieren'!")
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progress_bar = st.progress(0)
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if st.button("Bild optimieren"):
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try:
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progress_bar.progress(20)
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time.sleep(0.5)
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optimized_image = compress_image(
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original_image,
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quality=compression_quality
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)
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progress_bar.progress(60)
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time.sleep(0.5)
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if optimized_image:
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img_byte_arr = io.BytesIO()
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optimized_image.save(img_byte_arr, format=target_format.upper(), quality=compression_quality)
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img_byte_arr.seek(0)
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progress_bar.progress(100)
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time.sleep(0.5)
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optimized_size_bytes = img_byte_arr.getbuffer().nbytes
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compression_ratio = (1 - optimized_size_bytes / original_size_bytes) * 100
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st.subheader("Optimierungsergebnisse")
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col1, col2 = st.columns(2)
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mime=f"image/{target_format}"
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)
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progress_bar.empty()
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except Exception as e:
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st.error(f"Fehler bei Bildoptimierung: {e}")
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progress_bar.empty()
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except Exception as e:
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st.error(f"Fehler beim Laden des Bildes: {e}")
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