webcam_main.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:
* ---------
* webcam_main.c
*
* Project:
* --------
* Maui
*
* Description:
* ------------
* This file includes primary functions of webcam module.
*
* 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!!
*==============================================================================
*******************************************************************************/
#ifndef MED_NOT_PRESENT
/*==== INCLUDES =========*/
/* system includes */
#include "stack_msgs.h"
#include "app_ltlcom.h" /* Task message communiction */
/* global includes */
/* local includes */
#include "med_global.h"
#include "med_context.h"
#ifdef __WEBCAM_TRACE_ON__
#include "med_trc.h"
#endif
#include "kal_general_types.h"
#include "kal_public_api.h"
#ifdef __MED_WEBCAM_MOD__
#include "webcam_main.h"
webcam_context_struct *webcam_context_p = &(med_context.webcam_context);
/*==== FUNCTIONS ===========*/
/*****************************************************************************
* FUNCTION
* webcam_startup_hdlr
* DESCRIPTION
* This function is handle startup procedure of webcam module.
* PARAMETERS
* ilm_ptr [?]
* RETURNS
* void
*****************************************************************************/
void webcam_startup_hdlr(ilm_struct *ilm_ptr)
{
/*----------------------------------------------------------------*/
/* Local Variables */
/*----------------------------------------------------------------*/
/*----------------------------------------------------------------*/
/* Code Body */
/*----------------------------------------------------------------*/
webcam_context_p->src_mod = ilm_ptr->src_mod_id;
}
/*****************************************************************************
* FUNCTION
* webcam_main
* DESCRIPTION
* This function is main message dispatching function of webcam module.
* PARAMETERS
* ilm_ptr [?]
* RETURNS
* void
*****************************************************************************/
void webcam_main(ilm_struct *ilm_ptr)
{
/*----------------------------------------------------------------*/
/* Local Variables */
/*----------------------------------------------------------------*/
/*----------------------------------------------------------------*/
/* Code Body */
/*----------------------------------------------------------------*/
switch (ilm_ptr->msg_id)
{
case MSG_ID_MEDIA_WEBCAM_SET_CAMERA_ID_REQ:
webcam_set_camera_id_req_hdlr(ilm_ptr);
break;
case MSG_ID_MEDIA_WEBCAM_START_REQ:
webcam_start_req_hdlr(ilm_ptr);
break;
case MSG_ID_MEDIA_WEBCAM_STOP_REQ:
webcam_stop_req_hdlr(ilm_ptr);
break;
case MSG_ID_MEDIA_WEBCAM_PAUSE_REQ:
webcam_pause_req_hdlr(ilm_ptr);
break;
case MSG_ID_MEDIA_WEBCAM_RESUME_REQ:
webcam_resume_req_hdlr(ilm_ptr);
break;
case MSG_ID_MEDIA_WEBCAM_CAPTURE_REQ:
webcam_capture_req_hdlr(ilm_ptr);
break;
case MSG_ID_MEDIA_WEBCAM_ROTATE_REQ:
webcam_rotate_req_hdlr(ilm_ptr);
break;
case MSG_ID_MEDIA_WEBCAM_PAUSE_CONNECT_REQ:
webcam_pause_connect_req_hdlr(ilm_ptr);
break;
case MSG_ID_MEDIA_WEBCAM_RESUME_CONNECT_REQ:
webcam_resume_connect_req_hdlr(ilm_ptr);
break;
case MSG_ID_USB_MED_SET_CAMERA_ATTR_REQ:
webcam_set_camera_attr_req_hdlr(ilm_ptr);
break;
case MSG_ID_USB_MED_START_VIDEO_CNF:
webcam_start_cnf_hdlr(ilm_ptr);
break;
case MSG_ID_USB_MED_STOP_CNF:
webcam_stop_cnf_hdlr(ilm_ptr);
break;
case MSG_ID_USB_MED_PAUSE_CNF:
webcam_pause_cnf_hdlr(ilm_ptr);
break;
case MSG_ID_USB_MED_RESUME_VIDEO_CNF:
webcam_resume_cnf_hdlr(ilm_ptr);
break;
case MSG_ID_USB_MED_DEVICE_STILL_CNF:
webcam_capture_cnf_hdlr(ilm_ptr);
break;
case MSG_ID_USB_MED_START_STILL_IND:
webcam_start_still_ind_hdlr(ilm_ptr);
break;
case MSG_ID_USB_MED_START_VIDEO_IND:
webcam_start_video_ind_hdlr(ilm_ptr);
break;
case MSG_ID_USB_MED_CHANGE_VIDEO_IND:
webcam_change_video_ind_hdlr(ilm_ptr);
break;
case MSG_ID_USB_MED_ABORT_IND:
webcam_drv_abort_ind_hdlr(ilm_ptr);
break;
default:
break;
}
}
/*****************************************************************************
* FUNCTION
* webcam_init
* DESCRIPTION
* This function is used to init tv output module of media task.
* PARAMETERS
* void
* RETURNS
*
*****************************************************************************/
kal_bool webcam_init(void)
{
/*----------------------------------------------------------------*/
/* Local Variables */
/*----------------------------------------------------------------*/
/*----------------------------------------------------------------*/
/* Code Body */
/*----------------------------------------------------------------*/
webcam_context_p->state = WEBCAM_IDLE;
webcam_context_p->intmem_start_address = 0;
webcam_context_p->intmem_size = 0;
webcam_context_p->buffer_addr = 0;
webcam_context_p->buffer_size = 0;
webcam_context_p->webcam_event = kal_create_event_group("webcam_events");
return KAL_TRUE;
}
#endif /* __MED_WEBCAM_MOD__ */
#endif /* MED_NOT_PRESENT */