[gst-devel] filesink content -> outputing in a file
Guilherme
grlongo.ireland at gmail.com
Tue Apr 28 03:52:48 CEST 2009
I get the following error:
guilherme at lap:~$ gst-launch -e
Error initializing: Unknown option -e
Im gonna implement that.. using buffer and configuring bus to listen EOF.
Tks for ur attention!
Tks!
-------------------
Guilherme Longo
Dept. Eng. da Computação
Unaerp
Linux User - #484927
*Before Asking
http://www.istf.com.br/?page=perguntas
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thiagoss wrote:
> I suppose you're finishing your application by pressing ctrl-c, I
> don't know if wavenc cares about it, but this way you get no eos (if
> wavenc cares about it to finish the file, this makes a difference).
> You might want to set num-buffers property of audiotestsrc and listen
> for EOS messages from the bus and quit the mainloop when it happens.
>
> Btw, what was the problem with gst-launch -e ?
>
> On Mon, Apr 27, 2009 at 7:42 PM, Guilherme <grlongo.ireland at gmail.com
> <mailto:grlongo.ireland at gmail.com>> wrote:
>
> Thiago, I did it before and all I get is a cracked sound.
>
> Pretty weird.
>
> Have a look what I was doing before:
>
>
>
>
> #include<gst/gst.h>
> #include<glib.h>
>
> static gboolean bus_call(GstBus *bus, GstMessage *msg, gpointer data);
>
> int main(int argc, char *argv[])
> {
> GMainLoop *loop;
>
> GstElement *pipeline, *source, *audioconvert, *wavenc, *filesink;
> GstBus *bus;
>
> gst_init(&argc, &argv);
>
> loop = g_main_loop_new (NULL, FALSE);
>
> /*creating elements*/
> pipeline = gst_pipeline_new ("audio-player");
> source = gst_element_factory_make ("audiotestsrc",
> "file-source");
> //audioconvert = gst_element_factory_make ("audioconvert",
> "audio-conversor");
> wavenc = gst_element_factory_make ("wavenc",
> "wave-enc");
> filesink = gst_element_factory_make ("filesink",
> "audio-output");
>
> if (!pipeline || !source || !audioconvert|| !wavenc || !filesink) {
> g_printerr ("One element could not be created. Exiting.\n");
> return -1;
> }
>
> * g_object_set (G_OBJECT (filesink), "location", "foo.wav", NULL);*
>
> /*set-up the pipeline*/
>
> /*message handler*/
> bus = gst_pipeline_get_bus (GST_PIPELINE (pipeline));
> gst_bus_add_watch (bus, bus_call, loop);
> gst_object_unref (bus);
>
> /*colocar todos elementos na pipeline*/
> gst_bin_add_many (GST_BIN (pipeline), source, wavenc, filesink,
> NULL);
>
> /*Linkar elementos*/
> //gst_element_link ();
> gst_element_link_many (source, wavenc, filesink, NULL);
> //g_signal_connect (demuxer, "pad-added", G_CALLBACK
> (on_pad_added),
> decoder);
>
> /* set pipeline playing status */
> g_print ("Running...\n");
> gst_element_set_state (pipeline, GST_STATE_PLAYING);
>
> /*iterate*/
> g_print ("Recording\n");
> g_main_loop_run (loop);
>
> /* Out of the main loop, clean up nicely */
> g_print ("Returned, stopping playback\n");
> gst_element_set_state (pipeline, GST_STATE_NULL);
>
> g_print ("Deleting pipeline\n");
> gst_object_unref (GST_OBJECT (pipeline));
>
> return 0;
> }
>
> static gboolean bus_call(GstBus *bus, GstMessage *msg, gpointer
> data) {
>
> return TRUE;
> }
>
>
>
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> --
> Thiago Sousa Santos
>
> Embedded Systems and Pervasive Computing Lab (Embedded)
> Center of Electrical Engineering and Informatics (CEEI)
> Federal University of Campina Grande (UFCG)
> ------------------------------------------------------------------------
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