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  • I want to reduce my PYTHON code and also make proper

    7 mai 2022, par Anuj Saxena

    I have a CSV file From the client.
In my code, first, read the CSV file and create folders based on the CSV Column Heading name
and, convert the video into jpeg and also compress the video and apply a watermark on the compressed video.
hi below is my code example. Is there a way to reduce the number of lines of code and save time ?
example.. using function or loops. I need any other method. please help

    


    enter image description here

    


    CODE BEGIN

    


    #import library
import csv
import os
import subprocess
import shutil

path = r'/home/anuj/FIle_server/from_client/shots_data.csv' #path of client CSV File
root = r"/home/anuj/FIle_server/production/"# path where i want create folders 
list = ['JPG', 'LOW', 'RAW'] #also add these folders in the last directory


def read_csv(path):  #create function to read csv file 
    with open(path, 'r') as csv_file:
        csv_reader = csv.DictReader(csv_file)
        for line in csv_reader:
            print(line)
            new_path  = f"{root}/{line['Project']}/{line['Sequence']}/{line['Shot']}/{line['task']}/{line['software']}/{line['artist']}"
            print(new_path)
            os.makedirs(new_path) #create folders.
            for items in list:
                path = os.path.join(new_path, items)
                os.mkdir(path) #create jpeg, low ,raw folders in the last directory


read_csv(path)

def convert_1mov_to_seq():# Declare function to convert video into jpeg and also compress the video,and apply watermark on the compressed video
    # input = r"/home/anuj/FIle_server/production/AI_PROJECT/SEQ_001/SH001/ROTO/NUKE/VISHAL/RAW/SH001.MOV"
    input  = r"/home/anuj/FIle_server/from_client/AI_PROJECT/SEQ_001/SH001.MOV"
    output = r"/home/anuj/FIle_server/production/AI_PROJECT/SEQ_001/SH001/ROTO/NUKE/VISHAL/JPG/frm_seq_v001.%3d.jpeg"
    output2 = r"/home/anuj/FIle_server/production/AI_PROJECT/SEQ_001/SH001/ROTO/NUKE/VISHAL/LOW/SH001.mp4"
    output3 = r"/home/anuj/FIle_server/production/AI_PROJECT/SEQ_001/SH001/ROTO/NUKE/VISHAL/LOW/Compress_SH001.mp4"

    cmd = f'ffmpeg -i "{input}" "{output}"'
    cmd2 = f"ffmpeg -i {input} -vcodec libx264 -acodec aac {output2}"
    cmd3 = f"ffmpeg -i {output2} -i watermark.png -filter_complex 'overlay=1660:970' {output3}"
    print(cmd)
    print(cmd2)
    print(cmd3)
    subprocess.call(cmd, shell=True)
    subprocess.call(cmd2, shell=True)
    subprocess.call(cmd3, shell=True)

def convert_2mov_to_seq():
    # input = r"/home/anuj/FIle_server/production/AI_PROJECT/SEQ_002/SH002/MM/MAYA/ANUJ/RAW/SH002.MOV"
    input  = r"/home/anuj/FIle_server/from_client/AI_PROJECT/SEQ_001/SH002.MOV"
    output = r"/home/anuj/FIle_server/production/AI_PROJECT/SEQ_002/SH002/MM/MAYA/ANUJ/JPG/frm_seq_v001.%3d.jpeg"
    output2 = r"/home/anuj/FIle_server/production/AI_PROJECT/SEQ_002/SH002/MM/MAYA/ANUJ/LOW/SH002.mp4"
    output3 = r"/home/anuj/FIle_server/production/AI_PROJECT/SEQ_002/SH002/MM/MAYA/ANUJ/LOW/Compress_SH002.mp4"

    cmd = f'ffmpeg -i "{input}" "{output}"'
    cmd2 = f"ffmpeg -i {input} -vcodec libx264 -acodec aac {output2}"
    cmd3 = f"ffmpeg -i {output2} -i watermark.png -filter_complex 'overlay=1660:970' {output3}"
    print(cmd)
    print(cmd2)
    print(cmd3)
    subprocess.call(cmd, shell=True)
    subprocess.call(cmd2, shell=True)
    subprocess.call(cmd3, shell=True)

def convert_3mov_to_seq():
    # input = r"/home/anuj/FIle_server/production/AI_PROJECT/SEQ_003/SH003/VFX/HOUDINI/KESHV/RAW/SH003.MOV"
    input  = r"/home/anuj/FIle_server/from_client/AI_PROJECT/SEQ_001/SH003.MOV"
    output = r"/home/anuj/FIle_server/production/AI_PROJECT/SEQ_003/SH003/VFX/HOUDINI/KESHV/JPG/frm_seq_v001.%3d.jpeg"
    output2 = r"/home/anuj/FIle_server/production/AI_PROJECT/SEQ_003/SH003/VFX/HOUDINI/KESHV/LOW/SH003.mp4"
    output3 = r"/home/anuj/FIle_server/production/AI_PROJECT/SEQ_003/SH003/VFX/HOUDINI/KESHV/LOW/compress_SH003.mp4"

    cmd = f'ffmpeg -i "{input}" "{output}"'
    cmd2 = f"ffmpeg -i {input} -vcodec libx264 -acodec aac {output2}"
    cmd3 = f"ffmpeg -i {output2} -i watermark.png -filter_complex 'overlay=1660:970' {output3}"
    print(cmd)
    print(cmd2)
    print(cmd3)
    subprocess.call(cmd, shell=True)
    subprocess.call(cmd2, shell=True)
    subprocess.call(cmd3, shell=True)

def convert_4mov_to_seq():# i want only one compressed video with watermark, but here i create two compressed video one with watermark and another without watermark.
    # input = r"/home/anuj/FIle_server/production/AI_PROJECT/SEQ_004/SH004/CLEANUP/BLENDER/VARSHA/RAW/SH004.MOV"
    input  = r"/home/anuj/FIle_server/from_client/AI_PROJECT/SEQ_001/SH004.MOV"
    output = r"/home/anuj/FIle_server/production/AI_PROJECT/SEQ_004/SH004/CLEANUP/BLENDER/VARSHA/JPG/frm_seq_v001.%3d.jpeg"
    output2 = r"/home/anuj/FIle_server/production/AI_PROJECT/SEQ_004/SH004/CLEANUP/BLENDER/VARSHA/LOW/SH004.mp4"
    output3 = r"/home/anuj/FIle_server/production/AI_PROJECT/SEQ_004/SH004/CLEANUP/BLENDER/VARSHA/LOW/Compress_SH004.mp4"

    cmd = f'ffmpeg -i "{input}" "{output}"'
    cmd2 = f"ffmpeg -i {input} -vcodec libx264 -acodec aac {output2}"
    cmd3 = f"ffmpeg -i {output2} -i watermark.png -filter_complex 'overlay=1660:970' {output3}"
    print(cmd)
    print(cmd2)
    print(cmd3)
    subprocess.call(cmd, shell=True)
    subprocess.call(cmd2, shell=True)
    subprocess.call(cmd3, shell=True)

 convert_1mov_to_seq()
 convert_2mov_to_seq()
 convert_3mov_to_seq()
 convert_4mov_to_seq()

def copy_mov(): #copy videos from client folder to RAW folders
    shutil.copy2(r"/home/anuj/FIle_server/from_client/AI_PROJECT/SEQ_001/SH001.MOV", r"/home/anuj/FIle_server/production/AI_PROJECT/SEQ_001/SH001/ROTO/NUKE/VISHAL/RAW/SH001.mp4")
    shutil.copy2(r"/home/anuj/FIle_server/from_client/AI_PROJECT/SEQ_001/SH002.MOV", r"/home/anuj/FIle_server/production/AI_PROJECT/SEQ_002/SH002/MM/MAYA/ANUJ/RAW/SH002.mp4")
    shutil.copy2(r"/home/anuj/FIle_server/from_client/AI_PROJECT/SEQ_001/SH003.MOV", r"/home/anuj/FIle_server/production/AI_PROJECT/SEQ_003/SH003/VFX/HOUDINI/KESHV/RAW/SH003.mp4")
    shutil.copy2(r"/home/anuj/FIle_server/from_client/AI_PROJECT/SEQ_001/SH004.MOV", r"/home/anuj/FIle_server/production/AI_PROJECT/SEQ_004/SH004/CLEANUP/BLENDER/VARSHA/RAW/SH004.mp4")


copy_mov()


    


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