[MPlayer-users] Protocol name not provided, cannot determine if input is local or a network

[Bill Crockett]

From: "Bill Crockett" <wsc4 at optusnet.com.au>


> From: "Carl Eugen Hoyos" <cehoyos at ag.or.at>
>
>> Bill Crockett <wsc4 <at> optusnet.com.au> writes:
>>
>>> This is the full message on the consol:
>>>
>>> [mov,mp4,m4a,3gp,3g2,mj2  <at>  0181e960] Protocol name not provided,
>>> cannot determine if input is local or a network protocol, buffers and
>>> access patterns cannot be configured optimally without knowing the
>>> protocol
>>
>> This is very, very unlikely.
>>
>> Please provide both your command line and your (full!)
>> console output.
>>
>> Carl Eugen
>
> Here is an mp4 file:
>
> mplayer chequered_full_yadif.mp4 -identify
>
> MPlayer sherpya-r37802+g666e2ed-5.3.1 (C) 2000-2016 MPlayer Team
> 181 audio & 389 video codecs
>
> Playing chequered_full_yadif.mp4.
> libavformat version 57.26.100 (internal)
> libavformat file format detected.
> [mov,mp4,m4a,3gp,3g2,mj2 @ 0181e960]Protocol name not provided, cannot 
> determine if input is local or a network protocol, buffers and access 
> patterns cannot be configured optimally without knowing the protocol
> ID_VIDEO_ID=0
> [lavf] stream 0: video (h264), -vid 0
> ID_AUDIO_ID=0
> [lavf] stream 1: audio (aac), -aid 0, -alang und
> VIDEO:  [H264]  1280x720  24bpp  25.000 fps  5503.3 kbps (671.8 kbyte/s)
> ==========================================================================
> Opening audio decoder: [ffmpeg] FFmpeg/libavcodec audio decoders
> AUDIO: 48000 Hz, 2 ch, floatle, 288.3 kbit/9.39% (ratio: 36043->384000)
> Selected audio codec: [ffaac] afm: ffmpeg (FFmpeg AAC (MPEG-2/MPEG-4 
> Audio))
> ==========================================================================
> AO: [dsound] 48000Hz 2ch s16le (2 bytes per sample)
> ID_AUDIO_CODEC=ffaac
> Starting playback...
> Movie-Aspect is 1.78:1 - prescaling to correct movie aspect.
> ID_VIDEO_ASPECT=1.7778
> VO: [gl] 1280x720 => 1280x720 Planar YV12
>
> Exiting... (Quit)
> ID_EXIT=QUIT
> _____________________________________________________________
>
> I just tried a mov video with the same result.

Just an update.  The option -demuxer mov seems to correct it.  But I never 
had to do that in past svns.

mplayer -demuxer mov hip_full_yadif.mp4

MPlayer sherpya-r37802+g666e2ed-5.3.1 (C) 2000-2016 MPlayer Team

181 audio & 389 video codecs

Playing hip_full_yadif.mp4.
ISO: File Type Major Brand: ISO/IEC 14496-1 (MPEG-4 system) v2
Quicktime/MOV file format detected.
[mov] Video stream found, -vid 0
[mov] Audio stream found, -aid 1
[mov] Subtitle stream found, -sid 2
[mov] Subtitle stream found, -sid 3
VIDEO:  [avc1]  1280x720  24bpp  25.000 fps    0.0 kbps ( 0.0 kbyte/s)
[gl] using extended formats. Use -vo gl:nomanyfmts if playback fails.
==========================================================================
Opening video decoder: [ffmpeg] FFmpeg's libavcodec codec family
libavcodec version 57.25.101 (internal)
Selected video codec: [ffh264] vfm: ffmpeg (FFmpeg H.264)
==========================================================================
==========================================================================
Opening audio decoder: [ffmpeg] FFmpeg/libavcodec audio decoders
AUDIO: 48000 Hz, 2 ch, floatle, 1536.0 kbit/50.00% (ratio: 192000->384000)
Selected audio codec: [ffaac] afm: ffmpeg (FFmpeg AAC (MPEG-2/MPEG-4 Audio))
==========================================================================
AO: [dsound] 48000Hz 2ch s16le (2 bytes per sample)
Starting playback...
Movie-Aspect is 1.78:1 - prescaling to correct movie aspect.
VO: [gl] 1280x720 => 1280x720 Planar YV12

Exiting... (Quit)

It should default to mp4 file format detected without -demuxer.