Esempio n. 1
0
int libvlc_media_player_set_equalizer( libvlc_media_player_t *p_mi, libvlc_equalizer_t *p_equalizer )
{
    char bands[EQZ_BANDS_MAX * EQZ_BAND_VALUE_SIZE + 1];

    if( p_equalizer != NULL )
    {
        for( unsigned i = 0, c = 0; i < EQZ_BANDS_MAX; i++ )
        {
            c += snprintf( bands + c, sizeof(bands) - c, " %.07f",
                          p_equalizer->f_amp[i] );
            if( unlikely(c >= sizeof(bands)) )
                return -1;
        }

        var_SetFloat( p_mi, "equalizer-preamp", p_equalizer->f_preamp );
        var_SetString( p_mi, "equalizer-bands", bands );
    }
    var_SetString( p_mi, "audio-filter", p_equalizer ? "equalizer" : "" );

    audio_output_t *p_aout = input_resource_HoldAout( p_mi->input.p_resource );
    if( p_aout != NULL )
    {
        if( p_equalizer != NULL )
        {
            var_SetFloat( p_aout, "equalizer-preamp", p_equalizer->f_preamp );
            var_SetString( p_aout, "equalizer-bands", bands );
        }

        var_SetString( p_aout, "audio-filter", p_equalizer ? "equalizer" : "" );
        vlc_object_release( p_aout );
    }

    return 0;
}
Esempio n. 2
0
File: aout.c Progetto: AsamQi/vlc
audio_output_t *playlist_GetAout(playlist_t *pl)
{
    /* NOTE: it is assumed that the input resource exists. In practice,
     * the playlist must have been activated. This is automatic when calling
     * pl_Get(). FIXME: input resources are deleted at deactivation, this can
     * be too early. */
    playlist_private_t *sys = pl_priv(pl);
    return input_resource_HoldAout(sys->p_input_resource);
}
Esempio n. 3
0
File: audio.c Progetto: 0xheart0/vlc
/*
 * Remember to release the returned audio_output_t since it is locked at
 * the end of this function.
 */
static audio_output_t *GetAOut( libvlc_media_player_t *mp )
{
    assert( mp != NULL );

    audio_output_t *p_aout = input_resource_HoldAout( mp->input.p_resource );
    if( p_aout == NULL )
        libvlc_printerr( "No active audio output" );
    return p_aout;
}