aud_audio.c

最新MTK手机软件源码

/*****************************************************************************
*  Copyright Statement:
*  --------------------
*  This software is protected by Copyright and the information contained
*  herein is confidential. The software may not be copied and the information
*  contained herein may not be used or disclosed except with the written
*  permission of MediaTek Inc. (C) 2005
*
*  BY OPENING THIS FILE, BUYER HEREBY UNEQUIVOCALLY ACKNOWLEDGES AND AGREES
*  THAT THE SOFTWARE/FIRMWARE AND ITS DOCUMENTATIONS ("MEDIATEK SOFTWARE")
*  RECEIVED FROM MEDIATEK AND/OR ITS REPRESENTATIVES ARE PROVIDED TO BUYER ON
*  AN "AS-IS" BASIS ONLY. MEDIATEK EXPRESSLY DISCLAIMS ANY AND ALL WARRANTIES,
*  EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF
*  MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE OR NONINFRINGEMENT.
*  NEITHER DOES MEDIATEK PROVIDE ANY WARRANTY WHATSOEVER WITH RESPECT TO THE
*  SOFTWARE OF ANY THIRD PARTY WHICH MAY BE USED BY, INCORPORATED IN, OR
*  SUPPLIED WITH THE MEDIATEK SOFTWARE, AND BUYER AGREES TO LOOK ONLY TO SUCH
*  THIRD PARTY FOR ANY WARRANTY CLAIM RELATING THERETO. MEDIATEK SHALL ALSO
*  NOT BE RESPONSIBLE FOR ANY MEDIATEK SOFTWARE RELEASES MADE TO BUYER'S
*  SPECIFICATION OR TO CONFORM TO A PARTICULAR STANDARD OR OPEN FORUM.
*
*  BUYER'S SOLE AND EXCLUSIVE REMEDY AND MEDIATEK'S ENTIRE AND CUMULATIVE
*  LIABILITY WITH RESPECT TO THE MEDIATEK SOFTWARE RELEASED HEREUNDER WILL BE,
*  AT MEDIATEK'S OPTION, TO REVISE OR REPLACE THE MEDIATEK SOFTWARE AT ISSUE,
*  OR REFUND ANY SOFTWARE LICENSE FEES OR SERVICE CHARGE PAID BY BUYER TO
*  MEDIATEK FOR SUCH MEDIATEK SOFTWARE AT ISSUE. 
*
*  THE TRANSACTION CONTEMPLATED HEREUNDER SHALL BE CONSTRUED IN ACCORDANCE
*  WITH THE LAWS OF THE STATE OF CALIFORNIA, USA, EXCLUDING ITS CONFLICT OF
*  LAWS PRINCIPLES.  ANY DISPUTES, CONTROVERSIES OR CLAIMS ARISING THEREOF AND
*  RELATED THERETO SHALL BE SETTLED BY ARBITRATION IN SAN FRANCISCO, CA, UNDER
*  THE RULES OF THE INTERNATIONAL CHAMBER OF COMMERCE (ICC).
*
*****************************************************************************/

/*******************************************************************************
 * Filename:
 * ---------
 * aud_audio.c
 *
 * Project:
 * --------
 *   Maui
 *
 * Description:
 * ------------
 *   This file includes audio functions of audio manager task.
 *
 * Author:
 * -------
 * -------
 *
 *==============================================================================
 *             HISTORY
 * Below this line, this part is controlled by PVCS VM. DO NOT MODIFY!! 
 *------------------------------------------------------------------------------
 * removed!
 *
 * removed!
 * removed!
 * removed!
 *
 * removed!
 * removed!
 * removed!
 *
 * removed!
 * removed!
 * removed!
 *
 * removed!
 * removed!
 * removed!
 *
 * removed!
 * removed!
 * removed!
 *
 * removed!
 * removed!
 * removed!
 *
 * removed!
 * removed!
 * removed!
 *
 * removed!
 * removed!
 * removed!
 *
 * removed!
 * removed!
 * removed!
 *
 * removed!
 * removed!
 * removed!
 *
 * removed!
 * removed!
 * removed!
 *
 * removed!
 * removed!
 * removed!
 *
 * removed!
 * removed!
 * removed!
 *
 * removed!
 * removed!
 * removed!
 *
 * removed!
 * removed!
 * removed!
 *
 * removed!
 * removed!
 * removed!
 *
 * removed!
 * removed!
 * removed!
 *
 * removed!
 * removed!
 * removed!
 *
 * removed!
 * removed!
 * removed!
 *
 * removed!
 * removed!
 * removed!
 *
 * removed!
 * removed!
 * removed!
 *
 * removed!
 * removed!
 * removed!
 *
 * removed!
 * removed!
 * removed!
 *
 * removed!
 * removed!
 * removed!
 *
 * removed!
 * removed!
 * removed!
 *
 * removed!
 * removed!
 * removed!
 *
 * removed!
 * removed!
 * removed!
 *
 * removed!
 * removed!
 * removed!
 *
 * removed!
 * removed!
 * removed!
 *
 * removed!
 * removed!
 * removed!
 *
 * removed!
 * removed!
 * removed!
 *
 *------------------------------------------------------------------------------
 * Upper this line, this part is controlled by PVCS VM. DO NOT MODIFY!! 
 *==============================================================================
 *******************************************************************************/

/******************************************************************
 * MODULE
 *    AUD_AUDIO
 * DESCRIPTION
 *    This module defines the audio related function for Audio Manager.
 *  
 ******************************************************************/

#ifndef MED_NOT_PRESENT

/*==== INCLUDES =======*/

#include "kal_release.h"
#include "kal_trace.h"
#include "stack_common.h"
#include "stack_msgs.h"
#include "app_ltlcom.h" /* Task message communiction */
#include "syscomp_config.h"
#include "task_config.h"        /* Task creation */
#include "stacklib.h"   /* Basic type for dll, evshed, stacktimer */
#include "event_shed.h" /* Event scheduler */
#include "stack_timer.h"        /* Stack timer */

/* global includes */
#include "l1audio.h"
#include "device.h"
#include "resource_audio.h"
#include "custom_equipment.h"
#include "nvram_enums.h"
#include "nvram_struct.h"
#include "nvram_user_defs.h"
#include "nvram_data_items.h"
#include "custom_nvram_editor_data_item.h"

/* local includes */
#include "med_global.h"
#include "med_status.h"
#include "aud_defs.h"
#include "med_struct.h"
#include "med_api.h"
#include "med_context.h"
#include "med_main.h"
#include "aud_main.h"
#include "med_utility.h"

#include "nvram_data_items.h"
#include "nvram_struct.h"
#include "device.h"

#ifdef __AUD_TRACE_ON__
#include "med_trc.h"
#endif 
#ifdef __MED_CAM_MOD__
#include "cam_main.h"
#endif 
#if defined (__MED_VID_MOD__) || defined (__MED_MJPG_MOD__)
#include "vid_main.h"
#endif 

#ifdef __MED_BT_A2DP_MOD__
#if defined(__BTMTK__)
extern kal_bool aud_bt_a2dp_is_mute_phone(void);
#elif defined(__BTVCSR_HCI_BCHS__)
extern void aud_bt_a2dp_set_output_on(kal_bool on);
extern kal_bool aud_bt_a2dp_is_media_output_on(void);
#endif
#endif /* __MED_BT_A2DP_MOD__ */ 

/*==== VARIABLES =======*/
kal_uint8 current_playing_fmradio_volume_level = 0;
extern kal_uint8 current_playing_melody_volume_level;   /* defined in aud_melody.c */
extern kal_bool audio_bluetooth_on;                     /* defined in aud_speech.c */

#if defined(TV_OUT_SUPPORT)
kal_bool audio_tv_cable_in = KAL_FALSE;
kal_bool audio_tv_loud_speaker = KAL_FALSE;
#endif

/*****************************************************************************
 * FUNCTION
 *  aud_audio_init
 * DESCRIPTION
 *  This function is used to init audio module for audio manager.
 * PARAMETERS
 *  void
 * RETURNS
 *  
 *****************************************************************************/
kal_bool aud_audio_init(void)
{
    /*----------------------------------------------------------------*/
    /* Local Variables                                                */
    /*----------------------------------------------------------------*/

    /*----------------------------------------------------------------*/
    /* Code Body                                                      */
    /*----------------------------------------------------------------*/
    aud_context_p->audio_mode = AUD_MODE_NORMAL;
    aud_context_p->identifier = 0;
    aud_context_p->melody_output_device = AUDIO_DEVICE_SPEAKER2;
    custom_cfg_audio_ec_range(&aud_context_p->min_ec_level, &aud_context_p->max_ec_level);
    aud_context_p->audio_mute = KAL_FALSE;
    return KAL_TRUE;
}


/*****************************************************************************
 * FUNCTION
 *  aud_get_audio_mode_req_hdlr
 * DESCRIPTION
 *  
 * PARAMETERS
 *  ilm_ptr     [?]     
 * RETURNS
 *  void
 *****************************************************************************/
void aud_get_audio_mode_req_hdlr(ilm_struct *ilm_ptr)
{
    /*----------------------------------------------------------------*/
    /* Local Variables                                                */
    /*----------------------------------------------------------------*/
    l4aud_get_audio_mode_req_struct *req_p;
    l4aud_get_audio_mode_cnf_struct *cnf_p = NULL;

    /*----------------------------------------------------------------*/
    /* Code Body                                                      */
    /*----------------------------------------------------------------*/
    AUD_FUNC_ENTRY(AUD_GET_AUDIO_MODE_REQ_HDLR);

    req_p = (l4aud_get_audio_mode_req_struct*) ilm_ptr->local_para_ptr;

    cnf_p = (l4aud_get_audio_mode_cnf_struct*) construct_local_para(sizeof(l4aud_get_audio_mode_cnf_struct), TD_CTRL);

    cnf_p->src_id = req_p->src_id;
    cnf_p->mode = aud_context_p->audio_mode;

    aud_send_ilm(ilm_ptr->src_mod_id, MSG_ID_L4AUD_GET_AUDIO_MODE_CNF, cnf_p, NULL);

}


/*****************************************************************************
 * FUNCTION
 *  aud_set_audio_mode_req_hdlr
 * DESCRIPTION
 *  
 * PARAMETERS
 *  ilm_ptr     [?]     
 * RETURNS
 *  void
 *****************************************************************************/
void aud_set_audio_mode_req_hdlr(ilm_struct *ilm_ptr)
{
    /*----------------------------------------------------------------*/
    /* Local Variables                                                */
    /*----------------------------------------------------------------*/
#ifdef DUMMY_CNF
    l4aud_set_audio_mode_cnf_struct *cnf_p = NULL;
#endif 

    l4aud_set_audio_mode_req_struct *req_p;

    /*----------------------------------------------------------------*/
    /* Code Body                                                      */