[maemo-developers] gstreamer on CHINOOK

[From: Felipe Contreras]

On Mon, Oct 20, 2008 at 2:32 PM, Sphurti Durgade <minti.maemo at yahoo.com> wrote:
> Hi all ,
> i am running a mp3 file on N810  with gst-launch-o.10  as :
> Nokia-N810-50-2:/media/mmc2/Audio/Dostana# gst-launch-0.10  playbin uri=file:///media/mmc2/Audio/Dostana/dostana02\(www.songs.pk\).mp3
> it is able to  play with playbin
>
> but the same file if i play with filesrc as :
> Nokia-N810-50-2:/media/mmc2/Audio/Dostana# gst-launch-0.10 filesrc location=/media/mmc2/Audio/Dostana/dostana02\(www.songs.pk\).mp3  ! dspmp3sink
> is not able to play  :(
> exit with
> Nokia-N810-50-2:/media/mmc2/Audio/Dostana# gst-launch-0.10 filesrc location=/media/mmc2/Audio/Dostana/dostana02\(www.songs.pk\).mp3  ! dspmp3sink
> Setting pipeline to PAUSED ...
> Pipeline is PREROLLING ...
> Pipeline is PREROLLED ...
> Setting pipeline to PLAYING ...
> New clock: DSPClock
> ERROR: from element /pipeline0/dspmp3sink0: Could not determine type of stream.
> Additional debug info:
> gstdspmp3sink.c(1026): gst_dspmp3sink_render (): /pipeline0/dspmp3sink0:
> gst_dspmp3sink_loop_initialization
> Execution ended after 16846000 ns.
> Setting pipeline to PAUSED ...
> Setting pipeline to READY ...
> Setting pipeline to NULL ...
> FREEING pipeline ...
> Nokia-N810-50-2:/media/mmc2/Audio/Dostana#
>
> file info:
> MIME type : audio/mpeg
> Audio
> Codec: MPEG 1 Audio, Layer 3 (MP3)
> Channels: Stereo
> Sample rate : 44100 Hz
> Bitrate :128kbps
>
> does anyone know why  playbin is able to play same file  and not  filesrc ?
> and why filesrc  is not able to not determine type of stream.

That's because filesrc doesn't determine the type of the stream. You
need to add typefind after filesrc for that, or manually set the right
caps.

-- 
Felipe Contreras