求助批处理批量视频转GIF哪里不对？

jiangyver

1. @echo off
   
2. setlocal enabledelayedexpansion
   
3. 
   
4. set ffmpegPath=D:\ffmpeg-master-latest-win64-gpl-shared\bin\ffmpeg.exe[quote]软件路径[/quote]
   
5. set inputFolder=%~dp0
   
6. set outputFolder=%inputFolder%GIFs
   
7. 
   
8. if not exist %outputFolder% mkdir %outputFolder%
   
9. 
   
10. for %%i in (%inputFolder%.mp4) do (
    
11.     echo Converting %%i...
    
12.     %ffmpegPath% -i %%i -ss 000000 -t 000500 -vf scale=320-1flags=lanczos,split[s0][s1];[s0]palettegen[p];[s1][p]paletteuse %outputFolder%%%~ni.gif
    
13.     echo Converted %%i to %outputFolder%%%~ni.gif
    
14. )
    
15. 
    
16. echo All MP4 files have been processed.
    

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Five66

试试将12行滤镜链里的

1. 
   
2. scale=320-1flags=lanczos,split[s0][s1];[s0]palettegen[p];[s1][p]paletteuse
   

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换成

1. 
   
2. "scale=320:-1:flags=lanczos,split[s0][s1];[s0]palettegen[p];[s1][p]paletteuse[out]" -map "[out]"
   

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fzp070

稍微调整了下，在我这可以转换gif文件。320的图太小了，换成了720。楼主试试看吧

1. @echo off
   
2. color 3f
   
3. title FFmpeg批量视频转GIF
   
4. setlocal enabledelayedexpansion
   
5. 
   
6. set ffmpegPath=D:\ffmpeg-master-latest-win64-gpl-shared\bin\ffmpeg.exe&rem 软件路径
   
7. set inputFolder=%~dp0
   
8. set outputFolder=%inputFolder%GIFs
   
9. 
   
10. if not exist "%outputFolder%" mkdir "%outputFolder%"
    
11. 
    
12. for %%i in ("%inputFolder%*.mp4") do (
    
13.     echo 转换【%%~ni.mp4】...
    
14.     if exist "%outputFolder%\%%~ni.gif" echo.&echo ---注：视频已有GIF文件，程序退出！--- &goto end
    
15.     "%ffmpegPath%" -i "%%i" -y -ss 000000 -t 000500 -vf scale=720:-1:flags=lanczos,split[s0][s1];[s0]palettegen[p];[s1][p]paletteuse "%outputFolder%\%%~ni.gif">nul 2>nul
    
16.     echo.&echo 已转换 "%%~ni.mp4" to "%%~ni.gif"
    
17. )
    
18. 
    
19. echo.&echo 所有 MP4 文件均已处理。
    
20. :end
    
21. TIMEOUT /T 5 /NOBREAK
    
22. exit

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