Update app.py

app.py

@@ -31,10 +31,12 @@ if uploaded_file is not None:
     height=0
     if vcap.isOpened(): 
               # get vcap property 
-              width  = vcap.get(cv2.cv.CV_CAP_PROP_FRAME_WIDTH)   # float `width`
-              height = vcap.get(cv2.cv.CV_CAP_PROP_FRAME_HEIGHT)  # float `height`
+              width  = vcap.get(cv2.CV_CAP_PROP_FRAME_WIDTH)   # float `width`
+              height = vcap.get(cv2..CV_CAP_PROP_FRAME_HEIGHT)  # float `height`
               
               st.write(str(width)+"x"+str(height))
+              fps = vcap.get(cv2.CAP_PROP_FPS)
+              st.write(str(fps)+" fps")
 @st.experimental_memo(suppress_st_warning=True)
 def chamada():
           percent_complete=0
@@ -50,9 +52,10 @@ def chamada():
           height=0
           if vcap.isOpened(): 
               # get vcap property 
-              width  = vcap.get(cv2.cv.CV_CAP_PROP_FRAME_WIDTH)   # float `width`
-              height = vcap.get(cv2.cv.CV_CAP_PROP_FRAME_HEIGHT)  # float `height`
-          os.system("ffmpeg -i inputvideo -compression_level 10 -pred mixed -pix_fmt rgb24 -sws_flags +accurate_rnd+full_chroma_int -s "+str(width)+"x"+str(height)+"  -r 30 ./_input/imagem-%4d.png")
+              width  = vcap.get(cv2.CV_CAP_PROP_FRAME_WIDTH)   # float `width`
+              height = vcap.get(cv2.CV_CAP_PROP_FRAME_HEIGHT)  # float `height`
+              fps = vcap.get(cv2.CAP_PROP_FPS)
+          os.system("ffmpeg -i inputvideo -compression_level 10 -pred mixed -pix_fmt rgb24 -sws_flags +accurate_rnd+full_chroma_int -s "+str(width)+"x"+str(height)+"  -r   "+fps+" ./_input/imagem-%4d.png")
           percent_complete= percent_complete+ 30
           with col1:
            my_bar.progress(percent_complete )   
@@ -84,7 +87,7 @@ def chamada():
        #   with col1:
    #        st.write("recompilando video")
           #ffmpeg -r 60 -f image2 -s 1920x1080 -i _output/restored_imgs/imagem-%4d.png   -pix_fmt yuv420p ./videoSaida/output.mp4
-          os.system("ffmpeg -y -r 30 -f image2  -i _output/restored_imgs/imagem-%4d.png   -pix_fmt yuv420p ./videoSaida/output.mp4")
+          os.system("ffmpeg -y -r "+fps+" -f image2  -i _output/restored_imgs/imagem-%4d.png   -pix_fmt yuv420p ./videoSaida/output.mp4")
           os.system("ls ./videoSaida")
           #st.video("./videoSaida/output.mp4" )
           with col1: