aud_vm.c
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/*****************************************************************************
* 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_vm.c
*
* Project:
* --------
* Maui
*
* Description:
* ------------
* This file includes voice memo related functions of audio manager task.
*
* Author:
* -------
* -------
*
*==============================================================================
* HISTORY
* Below this line, this part is controlled by PVCS VM. DO NOT MODIFY!!
*------------------------------------------------------------------------------
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*------------------------------------------------------------------------------
* Upper this line, this part is controlled by PVCS VM. DO NOT MODIFY!!
*==============================================================================
*******************************************************************************/
/******************************************************************
* MODULE
* AUD_VM
* DESCRIPTION
* This module defines the voice memo related function for Audio Manager.
*
******************************************************************/
#ifndef MED_NOT_PRESENT
/*****************************************************************************
* includes
*****************************************************************************/
#include "med_global.h"
#ifdef __VM_CODEC_SUPPORT__
#if defined(VM_SUPPORT) && defined(VM_LOG)
#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"
/* for FAT FS */
#include "fat_fs.h"
#include "rtc_sw.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 "aud_defs.h"
#include "med_struct.h"
#include "med_api.h"
#include "med_context.h"
#include "aud_main.h"
#include "aud_recorder.h"
#include "med_main.h"
#ifdef __AUD_TRACE_ON__
#include "med_trc.h"
#endif
/*-----------------------------------------------------------------------------
macros, defines, typedefs, enums
-----------------------------------------------------------------------------*/
#define _AUD_MODULE_VM_TRACE(x, y, z) AUD_MODULE_VM_TRACE(x, y, z, __LINE__)
#define MAX_VM_FILE_NO (2)
#define MAX_VM_DIR_LEN (20)
#define MAX_VM_LOG_LEN (200*1024) /* 200K */
#define VM_PATH L"Audio"
/*-----------------------------------------------------------------------------
data declaraions
----------------------------------------------------------------------------*/
static kal_uint8 g_vm_idx = 0;
static kal_uint8 g_vm_type = MEDIA_FORMAT_GSM_EFR;
static kal_wchar g_vm_dir[MAX_VM_DIR_LEN] = { 0 };
/*-----------------------------------------------------------------------------
private function declarations
----------------------------------------------------------------------------*/
/*****************************************************************************
* FUNCTION
* _aud_vm_get_record_file_name
* DESCRIPTION
* This function is used to get the file name to be recorded to and delete
* the LRU recorded file.
* PARAMETERS
* file_name [OUT] The file name to be recorded to.
* RETURNS
* void
*****************************************************************************/
static void _aud_vm_get_record_file_name(kal_wchar* file_name)
{
/*----------------------------------------------------------------*/
/* Local Variables */
/*----------------------------------------------------------------*/
kal_uint8 record_idx; /* The index of the file to be recorded to */
kal_uint8 delete_idx; /* The index of the file to be deleted */
/*----------------------------------------------------------------*/
/* Code Body */
/*----------------------------------------------------------------*/
/* The recording sequence is 0 -> 1 -> ... -> MAX_VM_FILE_NO -> 0
* When a recording is started, the next index will be retrieved as
* the file name to be recoreded to and the file name which is least
* recently used (LRU) will be deleted.
*/
g_vm_idx = (g_vm_idx + 1) % (MAX_VM_FILE_NO + 1);
record_idx = g_vm_idx;
delete_idx = (g_vm_idx + 1) % (MAX_VM_FILE_NO + 1);
_AUD_MODULE_VM_TRACE(record_idx, delete_idx, -1);
/* Delete the LRU file */
kal_wsprintf(file_name, "%w\\log%d.vm", g_vm_dir, delete_idx);
FS_Delete(file_name);
/* Specify the file name to be recorded to */
kal_wsprintf(file_name, "%w\\log%d.vm", g_vm_dir, record_idx);
FS_Delete(file_name); /* Delete the file if it exists already */
}
/*****************************************************************************
* FUNCTION
* _aud_vm_recorder_event_hdlr
* DESCRIPTION
* This function is to handle recorder event when the record is terminated.
* PARAMETERS
* recorder_p [IN] Recorder handle.
* reason [IN] Termination reason.
* file_handle_p [IN] File handle.
* param [IN] Callback paramter which is remained unaltered when
* opening the recorder.
* RETURNS
* KAL_TRUE Continue the recording if reaching size or time limit.
* KAL_FALSE Terminate the recording.
*****************************************************************************/
static kal_bool _aud_vm_recorder_event_hdlr(med_aud_recorder_t* recorder_p,
med_aud_recorder_reason_t reason,
kal_int32* file_handle_p,
void* param)
{
/*----------------------------------------------------------------*/
/* Local Variables */
/*----------------------------------------------------------------*/
kal_wchar file_name[MAX_VM_DIR_LEN];
kal_int32 file_handle;
kal_uint32 file_flag = FS_CREATE_ALWAYS | FS_READ_WRITE | FS_OPEN_SHARED | FS_NOBUSY_CHECK_MODE; /* Disable Busy Check Mode For Record */
kal_bool b_continue = KAL_FALSE;
/*----------------------------------------------------------------*/
/* Code Body */
/*----------------------------------------------------------------*/
switch (reason)
{
case AUD_RECORDER_REASON_REACH_SIZE_LIMIT: /* Reach size limit */
{
/* Close current file handle first */
FS_Close(*file_handle_p);
/* Get the next file handle to be recorded to */
_aud_vm_get_record_file_name(file_name);
file_handle = FS_Open(file_name, file_flag);
_AUD_MODULE_VM_TRACE(file_handle, *file_handle_p, -1);
if (file_handle >= 0)
{
/* Replace file handle with the new opened one */
*file_handle_p = file_handle;
/* Continue the record */
b_continue = KAL_TRUE;
}
else
{
/* Termineate the record */
b_continue = KAL_FALSE;
}
break;
}
case AUD_RECORDER_REASON_REACH_TIME_LIMIT: /* Reach time limit */
break;
/* The recording is terminated */
case AUD_RECORDER_REASON_DISK_FULL:
case AUD_RECORDER_REASON_NO_DISK:
case AUD_RECORDER_REASON_ERROR:
default:
{
/* Close the recorder */
recorder_p->close(recorder_p);
recorder_p->destroy(recorder_p);
aud_context_p->recorder_p = NULL;
/* Enter idle state */
aud_enter_state(AUD_VM_IDLE);
break;
}
}
return b_continue;
}
/*-----------------------------------------------------------------------------
public functions
----------------------------------------------------------------------------*/
/*****************************************************************************
* FUNCTION
* aud_vm_init
* DESCRIPTION
* This function is used to init aud_vm module
* PARAMETERS
* void
* RETURNS
*
*****************************************************************************/
void aud_vm_init(void)
{
/*----------------------------------------------------------------*/
/* Local Variables */
/*----------------------------------------------------------------*/
kal_int16 drv_letter;
/*----------------------------------------------------------------*/
/* Code Body */
/*----------------------------------------------------------------*/
/* Get VM dir */
drv_letter = FS_GetDrive(FS_DRIVE_V_NORMAL, 2, FS_DRIVE_I_SYSTEM | FS_DRIVE_V_NORMAL);
kal_wsprintf(g_vm_dir, "%c:\\%w", drv_letter, VM_PATH);
/* Determine VM type */
#ifdef VOICE_RECOGNITION_TEST
g_vm_type = MEDIA_FORMAT_PCM_8K;
#else
g_vm_type = MEDIA_FORMAT_GSM_EFR;
#endif
return;
}
/*****************************************************************************
* FUNCTION
* aud_vm_start_logging
* DESCRIPTION
* Start VM logging.
* PARAMETERS
* void
* RETURNS
* void
*****************************************************************************/
void aud_vm_start_logging(void)
{
/*----------------------------------------------------------------*/
/* Local Variables */
/*----------------------------------------------------------------*/
med_aud_recorder_cfg_t recorder_cfg;
med_aud_recorder_t* recorder_p = NULL;
kal_wchar file_name[MAX_VM_DIR_LEN];
kal_int32 result;
/*----------------------------------------------------------------*/
/* Code Body */
/*----------------------------------------------------------------*/
#ifdef __MTK_TARGET__
/* Construct a recorder */
recorder_p = aud_recorder_media_construct();
if (recorder_p != NULL)
{
/* Get the file name to be recorded to */
_aud_vm_get_record_file_name(file_name);
/* Configure the recorder */
recorder_cfg.file_name = file_name;
recorder_cfg.format = g_vm_type;
recorder_cfg.quality = 0; /* Don't care */
recorder_cfg.is_low_priority = KAL_FALSE;
recorder_cfg.is_speech_on = aud_context_p->speech_on;
recorder_cfg.is_fm_record = KAL_FALSE;
recorder_cfg.cb_fct = _aud_vm_recorder_event_hdlr;
recorder_cfg.cb_param = NULL;
/* Open a recorder */
result = recorder_p->open(recorder_p, &recorder_cfg);
_AUD_MODULE_VM_TRACE(result, recorder_p, -1);
if (result == MED_RES_OK)
{
/* Update recorder handle */
aud_context_p->recorder_p = recorder_p;
/* Set maximum record size */
recorder_p->set(recorder_p,
AUD_RECORDER_SET_SIZE_LIMIT,
(void*)MAX_VM_LOG_LEN,
sizeof(kal_uint32));
/* Start recording */
result = recorder_p->record(recorder_p);
_AUD_MODULE_VM_TRACE(result, recorder_p, -1);
if (result == MED_RES_OK)
{
/* Enter VM-record state */
aud_enter_state(AUD_VM_RECORD);
}
else
{
/* Close recorder handle */
recorder_p->close(recorder_p);
recorder_p->destroy(recorder_p);
aud_context_p->recorder_p = NULL;
}
}
else /* Open failed */
{
/* Remember to destroy the recorder if failed to open */
recorder_p->destroy(recorder_p);
}
}
#endif /*__MTK_TARGET__*/
}
/*****************************************************************************
* FUNCTION
* aud_vm_stop_logging
* DESCRIPTION
* Stop VM logging.
* PARAMETERS
* void
* RETURNS
* void
*****************************************************************************/
void aud_vm_stop_logging(void)
{
/*----------------------------------------------------------------*/
/* Local Variables */
/*----------------------------------------------------------------*/
kal_int32 result;
med_aud_recorder_t* recorder_p = aud_context_p->recorder_p;
/*----------------------------------------------------------------*/
/* Code Body */
/*----------------------------------------------------------------*/
#ifdef __MTK_TARGET__
if ((aud_context_p->state == AUD_VM_RECORD) && (recorder_p != NULL))
{
/* Stop record */
result = recorder_p->stop(recorder_p);
_AUD_MODULE_VM_TRACE(result, recorder_p, -1);
/* Close recorder handle */
recorder_p->close(recorder_p);
recorder_p->destroy(recorder_p);
aud_context_p->recorder_p = NULL;
/* Enter idle state */
aud_enter_state(AUD_VM_IDLE);
}
#endif /*__MTK_TARGET__*/
}
#endif /* defined(VM_SUPPORT) && defined(VM_LOG) */
#endif /*__VM_CODEC_SUPPORT__*/
#endif /* MED_NOT_PRESENT */