[MPlayer-users] Making movie to jpeg

[Reimar Döffinger]

On 14.09.2013, at 08:43, "یونس حسنی عبداللهی"<y.hassani at iasbs.ac.ir> wrote:

> Hi
> 
> I want to divide my movie (.MOV) to jreg images but i get message below:
> 
> MPlayer svn r34540 (Ubuntu), built with gcc-4.6 (C) 2000-2012 MPlayer Team
> mplayer: could not connect to socket
> mplayer: No such file or directory
> Failed to open LIRC support. You will not be able to use your remote control.
> 
> Playing MVI_2966.MOV.
> libavformat version 53.21.1 (external)
> Mismatching header version 53.19.0
> libavformat file format detected.
> [lavf] stream 0: video (h264), -vid 0
> VIDEO:  [H264]  640x480  24bpp  59.940 fps  20914.0 kbps (2553.0 kbyte/s)
> Clip info:
> major_brand: qt
> minor_version: 537331968
> compatible_brands: qt  CAEP
> creation_time: 2013-09-10 12:03:49
> Load subtitles in ./
> jpeg: Progressive JPEG disabled.
> jpeg: Baseline JPEG enabled.
> ==========================================================================
> Opening video decoder: [ffmpeg] FFmpeg's libavcodec codec family
> libavcodec version 53.35.0 (external)
> Mismatching header version 53.32.2
> Selected video codec: [ffh264] vfm: ffmpeg (FFmpeg H.264)
> ==========================================================================
> Audio: no sound
> Starting playback...
> Unsupported PixelFormat 61
> Unsupported PixelFormat 53
> Unsupported PixelFormat 81
> Could not find matching colorspace - retrying with -vf scale...
> Opening video filter: [scale]
> Movie-Aspect is undefined - no prescaling applied.
> [swscaler @ 0x7ff611bc9120]using unscaled yuv420p -> rgb24 special converter
> VO: [jpeg] 640x480 => 640x480 RGB 24-bit
> jpeg: . - Output directory already exists and is writable.

Besides issues with that specific MPlayer build, this looks like everything is working?
What is the problem?
I guess there might be quite some software that will have trouble opening RGB jpegs (no idea why that happens) but you should still get jpegs out.