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

[Bill Crockett]

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)
[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)
==========================================================================
ID_VIDEO_CODEC=ffh264
Clip info:
 major_brand: isom
ID_CLIP_INFO_NAME0=major_brand
ID_CLIP_INFO_VALUE0=isom
 minor_version: 512
ID_CLIP_INFO_NAME1=minor_version
ID_CLIP_INFO_VALUE1=512
 compatible_brands: isomiso2avc1mp41
ID_CLIP_INFO_NAME2=compatible_brands
ID_CLIP_INFO_VALUE2=isomiso2avc1mp41
 encoder: Lavf54.63.101
ID_CLIP_INFO_NAME3=encoder
ID_CLIP_INFO_VALUE3=Lavf54.63.101
ID_CLIP_INFO_N=4
Load subtitles in ./
Load subtitles in C:/Program Files (x86)/MPlayer for Windows/mplayer/sub/
ID_FILENAME=chequered_full_yadif.mp4
ID_DEMUXER=lavfpref
ID_VIDEO_FORMAT=H264
ID_VIDEO_BITRATE=5503256
ID_VIDEO_WIDTH=1280
ID_VIDEO_HEIGHT=720
ID_VIDEO_FPS=25.000
ID_VIDEO_ASPECT=0.0000
ID_AUDIO_FORMAT=MP4A
ID_AUDIO_BITRATE=288344
ID_AUDIO_RATE=48000
ID_AUDIO_NCH=2
ID_START_TIME=0.00
ID_LENGTH=229.76
ID_SEEKABLE=1
ID_CHAPTERS=0
==========================================================================
Opening audio decoder: [ffmpeg] FFmpeg/libavcodec audio decoders
AUDIO: 48000 Hz, 2 ch, floatle, 288.3 kbit/9.39% (ratio: 36043->384000)
ID_AUDIO_BITRATE=288344
ID_AUDIO_RATE=48000
ID_AUDIO_NCH=2
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
__________________________________________________________________

This is an m4a file:

mplayer audiodump.m4a -identify

MPlayer sherpya-r37802+g666e2ed-5.3.1 (C) 2000-2016 MPlayer Team
181 audio & 389 video codecs

Playing audiodump.m4a.
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_CHAPTER_ID=0
ID_CHAPTER_0_START=55
ID_CHAPTER_0_END=120064
ID_CHAPTER_0_NAME=
ID_AUDIO_ID=0
[lavf] stream 0: audio (aac), -aid 0, -alang und
Clip info:
 major_brand: mp42
ID_CLIP_INFO_NAME0=major_brand
ID_CLIP_INFO_VALUE0=mp42
 minor_version: 0
ID_CLIP_INFO_NAME1=minor_version
ID_CLIP_INFO_VALUE1=0
 compatible_brands: M4A mp42isom
ID_CLIP_INFO_NAME2=compatible_brands
ID_CLIP_INFO_VALUE2=M4A mp42isom
 creation_time: 2016-04-04 08:34:15
ID_CLIP_INFO_NAME3=creation_time
ID_CLIP_INFO_VALUE3=2016-04-04 08:34:15
 iTunSMPB:  00000000 00000A40 000001C0 000000000057E400 00000000 00000000 
00000000 00000000 00000000 00000000 00000000 00000000
ID_CLIP_INFO_NAME4=iTunSMPB
ID_CLIP_INFO_VALUE4= 00000000 00000A40 000001C0 000000000057E400 00000000 
00000000 00000000 00000000 00000000 00000000 00000000 00000000
 encoder: Nero AAC codec / 1.5.4.0
ID_CLIP_INFO_NAME5=encoder
ID_CLIP_INFO_VALUE5=Nero AAC codec / 1.5.4.0
ID_CLIP_INFO_N=6
Load subtitles in ./
Load subtitles in C:/Program Files (x86)/MPlayer for Windows/mplayer/sub/
ID_FILENAME=audiodump.m4a
ID_DEMUXER=lavfpref
ID_AUDIO_FORMAT=MP4A
ID_AUDIO_BITRATE=210680
ID_AUDIO_RATE=48000
ID_AUDIO_NCH=2
ID_START_TIME=0.00
ID_LENGTH=120.06
ID_SEEKABLE=1
ID_CHAPTERS=1
==========================================================================
Opening audio decoder: [ffmpeg] FFmpeg/libavcodec audio decoders
libavcodec version 57.25.101 (internal)
[aac @ 0195f3e0]Could not update timestamps for skipped samples.
AUDIO: 48000 Hz, 2 ch, floatle, 210.7 kbit/6.86% (ratio: 26335->384000)
ID_AUDIO_BITRATE=210680
ID_AUDIO_RATE=48000
ID_AUDIO_NCH=2
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
Video: no video
Starting playback...

Exiting... (Quit)
ID_EXIT=QUIT
_____________________________________________________________

I just tried a mov video with the same result.