Re: [gentoo-user] playing the "Go Open Source" movies

[Haim Ashkenazi]

On Sat, 2005-08-06 at 11:12 +0300, Haim Ashkenazi wrote:
> On Sat, 2005-08-06 at 09:44 +0200, Andreas Karlsson wrote:
> > On Saturday 06 August 2005 09.03, Haim Ashkenazi wrote:
> > > Hi
> > >
> > > has anyone managed to play the go-open movies
> > > (http://www.go-opensource.org/) with sound?
> >
> > Try starting mplayer from a console and see what output you get when it loads
> > the movie. That should give you a hint. Look for this:
> >
> > Clip info:
> >  Software: VirtualDubMod 1.5.10.1 (build 2366/release)
> > ==========================================================================
> > Opening audio decoder: [mp3lib] MPEG layer-2, layer-3
> > AUDIO: 48000 Hz, 2 ch, 16 bit (0x10), ratio: 4000->192000 (32.0 kbit)
> > Selected audio codec: [mp3] afm:mp3lib (mp3lib MPEG layer-2, layer-3)
> > ==========================================================================
> actually, in mplayer I couldn't play it at all. this is the output I
> get:
>
> haim@parker ~/bittornado/go-open-vol-1 $ mplayer go-open-episode-01.mp4
> MPlayer 1.0pre6-3.3.5-20050130 (C) 2000-2004 MPlayer Team
> CPU: Intel  (Family: 8, Stepping: 1)
> Detected cache-line size is 64 bytes
> MMX supported but disabled
> MMX2 supported but disabled
> SSE supported but disabled
> SSE2 supported but disabled
> CPUflags:  MMX: 0 MMX2: 0 3DNow: 0 3DNow2: 0 SSE: 0 SSE2: 0
> Compiled for x86 CPU with extensions:
>
>
> Warning unknown option cache_min at line 144
> Warning unknown option cache_prefill at line 147
>
> 77 audio & 189 video codecs
> Playing go-open-episode-01.mp4.
> ISO: File Type Major Brand: ISO/IEC 14496-1 (MPEG-4 system) v2
> QuickTime/MOV file format detected.
> --------------
> MOV track #0: 5747 chunks, 35918 samples
> MOV: Found MPEG4 movie Elementary Stream Descriptor atom (94)!
> Image size: 480 x 352 (24 bpp)
> Display size: 480 x 352
> Fourcc: mp4v  Codec: ''
> --------------
> MOV track #1: 5744 chunks, 30922 samples
> Audio bits: 16  chans: 2  rate: 22050
> MOV: Found MPEG4 audio Elementary Stream Descriptor atom (39)!
> Fourcc: mp4a
> --------------
> MOV track #2: 1 chunks, 0 samples
> Generic track - not completely understood! (id: 2)
> --------------
> MOV track #3: 1 chunks, 0 samples
> Generic track - not completely understood! (id: 3)
> --------------
> MOV: longest streams: A: #1 (30922 samples)  V: #0 (35918 samples)
> VIDEO:  [mp4v]  480x352  24bpp  25.000 fps    0.0 kbps ( 0.0 kbyte/s)
> ==========================================================================
> Opening audio decoder: [faad] AAC (MPEG2/4 Advanced Audio Coding)
> AUDIO: 44100 Hz, 2 ch, 16 bit (0x10), ratio: 12237->176400 (97.9 kbit)
> Selected audio codec: [faad] afm:faad (FAAD AAC (MPEG2/MPEG4 Audio)
> decoder)
> ==========================================================================
> [gl] Using 4 as slice height (0 means image height).
> vo: X11 running at 1152x864 with depth 24 and 32 bpp (":0.0" => local
> display)
> ==========================================================================
> Opening video decoder: [ffmpeg] FFmpeg's libavcodec codec family
> Selected video codec: [ffodivx] vfm:ffmpeg (FFmpeg MPEG-4)
> ==========================================================================
> Checking audio filter chain for 44100Hz/2ch/16bit ->
> 44100Hz/2ch/16bit...
> AF_pre: af format: 2 bps, 2 ch, 44100 hz, little endian signed int
> AF_pre: 44100Hz 2ch Signed 16-bit (Little-Endian)
> alsa-init: got device=0, subdevice=0
> alsa-init: 1 soundcard found, using: default
> alsa: 44100 Hz/2 channels/4 bpf/65536 bytes buffer/Signed 16 bit Little
> Endian
> AO: [alsa] 44100Hz 2ch Signed 16-bit (Little-Endian) (2 bps)
> Building audio filter chain for 44100Hz/2ch/16bit ->
> 44100Hz/2ch/16bit...
> Starting playback...
> FAAD: Failed to decode frame: Unexpected channel configuration change
> FAAD: Failed to decode frame: Unexpected channel configuration change
> FAAD: Failed to decode frame: Unexpected channel configuration change
> ... (it continues the same without playing).
when I force mplayer to use certain codecs, I still get no soune:

haim@parker ~/bittornado/go-open-vol-1 $ mplayer -vc divx4 -ac aac
go-open-episode-01.mp4
MPlayer 1.0pre6-3.3.5-20050130 (C) 2000-2004 MPlayer Team
CPU: Intel  (Family: 8, Stepping: 1)
Detected cache-line size is 64 bytes
MMX supported but disabled
MMX2 supported but disabled
SSE supported but disabled
SSE2 supported but disabled
CPUflags:  MMX: 0 MMX2: 0 3DNow: 0 3DNow2: 0 SSE: 0 SSE2: 0
Compiled for x86 CPU with extensions:


Warning unknown option cache_min at line 144
Warning unknown option cache_prefill at line 147

77 audio & 189 video codecs
Playing go-open-episode-01.mp4.
ISO: File Type Major Brand: ISO/IEC 14496-1 (MPEG-4 system) v2
QuickTime/MOV file format detected.
--------------
MOV track #0: 5747 chunks, 35918 samples
MOV: Found MPEG4 movie Elementary Stream Descriptor atom (94)!
Image size: 480 x 352 (24 bpp)
Display size: 480 x 352
Fourcc: mp4v  Codec: ''
--------------
MOV track #1: 5744 chunks, 30922 samples
Audio bits: 16  chans: 2  rate: 22050
MOV: Found MPEG4 audio Elementary Stream Descriptor atom (39)!
Fourcc: mp4a
--------------
MOV track #2: 1 chunks, 0 samples
Generic track - not completely understood! (id: 2)
--------------
MOV track #3: 1 chunks, 0 samples
Generic track - not completely understood! (id: 3)
--------------
MOV: longest streams: A: #1 (30922 samples)  V: #0 (35918 samples)
VIDEO:  [mp4v]  480x352  24bpp  25.000 fps    0.0 kbps ( 0.0 kbyte/s)
==========================================================================
Forced audio codec: aac
Cannot find codec for audio format 0x6134706D.
Read DOCS/HTML/en/codecs.html!
==========================================================================
[gl] Using 4 as slice height (0 means image height).
vo: X11 running at 1152x864 with depth 24 and 32 bpp (":0.0" => local
display)
==========================================================================
Forced video codec: divx4
Opening video decoder: [divx4] DivX5Linux lib
VDec: vo config request - 480 x 352 (preferred csp: Packed YUY2)
[PP] Using codec's postprocessing, max q = 6.
Could not find matching colorspace - retrying with -vf scale...
Opening video filter: [scale]
VDec: using Packed YUY2 as output csp (no 0)
Movie-Aspect is undefined - no prescaling applied.
SwScaler: reducing / aligning filtersize 1 -> 1
SwScaler: reducing / aligning filtersize 1 -> 1
SwScaler: reducing / aligning filtersize 1 -> 1
SwScaler: reducing / aligning filtersize 1 -> 1

SwScaler: BICUBIC scaler, from Packed YUY2 to RGBA using C
VO: [gl] 480x352 => 480x352 RGBA
Selected video codec: [divx4] vfm:divx4 (DivX4Linux API
(DIVX4,DIVX5,XVID))
==========================================================================
Audio: no sound
Starting playback...

I'm using AAC because that's the codec used according to their web page.

thanx
-- 
Haim