video_enc_api.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
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*  AT MEDIATEK'S OPTION, TO REVISE OR REPLACE THE MEDIATEK SOFTWARE AT ISSUE,
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*****************************************************************************/

/*****************************************************************************
 *
 * Filename:
 * ---------
 *   video_enc_api.c
 *
 * Project:
 * --------
 *		MT6218B and MT6219
 *
 * Description:
 * ------------
 *   This file defines encode APIs for media task
 *
 * Author:
 * -------
 * -------
 *
 *============================================================================
 *             HISTORY
 * Below this line, this part is controlled by PVCS VM. DO NOT MODIFY!!
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#ifdef MP4_CODEC
#include "drv_comm.h"
#include "med_status.h"
#include "visual_comm.h"
#include "fsal.h"
#include "mp4_parser.h"
#include "l1audio.h"
#include "lcd_if.h"
#include "rtc_sw.h"
#include "video_file_creator.h"
#include "bmd.h"
#include "video_enc_glb.h"
#include "video_dec_glb.h"
#include "video_glb.h"
#include "visualhisr.h"
#include "intrCtrl.h"
#include "video_hw.h"
#include "dma_hw.h"
#include "dma_sw.h"
#include "reg_base.h"
#include "drvpdn.h"
#include "cache_sw.h"

extern void MPEG4_ENC_HISR(void);

extern void MPEG4_ENC_LISR(void);

extern kal_uint8 video_isr_count;

extern kal_uint32 video_enc_trigger_limit;

extern kal_uint32 video_toal_save_bytes;

extern kal_bool video_enc_proc_race_check;

extern VIDEO_ENC_START_RECORD_STATE video_is_start_record;
#if ( (!defined(MT6219)) && (!defined(MT6226)) && (!defined(MT6227)) && (!defined(MT6226M)) )
static kal_uint32 SavedCacheCtrl;
#endif /*MT6228, MT6229, MT6230*/

Media_Format video_enc_audio_format;
kal_uint32 pause_current_time_stamp;
/*resume start or normal start*/
kal_bool video_enc_start_by_resume;

void (*audio_record_callback)(Media_Event event);
void video_encode_drv_pause_info_restore(void);
VIDEO_ENC_PAUSE_INFO video_enc_pause_info;

kal_uint32 video_enc_prev_time_value;

MEDIA_STATUS_CODE video_enc_open(kal_uint32 frame_width, kal_uint32 frame_height, kal_uint32 frame_count,
                                 kal_bool resume)
{
    kal_uint32 savedMask;

    MEDIA_STATUS_CODE result;

    video_toal_save_bytes = 0;
    video_enc_trigger_limit = 0;
    video_enc_proc_race_check = KAL_FALSE;
    video_is_start_record = VIDEO_ENC_START_RECORD_STATE_STOP;
#if ( (!defined(MT6219)) && (!defined(MT6226)) && (!defined(MT6227)) && (!defined(MT6226M)) )
    SavedCacheCtrl = Lock2WaysForMPEG4();
#endif /*MT6228, MT6229, MT6230*/

    savedMask = SaveAndSetIRQMask();
    DRV_Reg(DRVPDN_CON3) &= ~(DRVPDN_CON3_MP4 | DRVPDN_CON3_DCT | DRVPDN_CON3_JPEG);
    RestoreIRQMask(savedMask);
#ifdef __VIDEO_GET_YUV_DATA__
    {
        kal_wchar out_name[16] = L"x:\\isp.yuv";

        out_name[0] = FS_GetDrive(FS_DRIVE_V_NORMAL, 1, FS_NO_ALT_DRIVE);/
        /*out_name[0] = FS_GetDrive(FS_DRIVE_V_REMOVABLE, 1, FS_NO_ALT_DRIVE);*/
        if ((frame_width * frame_height) > (176 * 144))
        {
            video_yuv.cif_size = 1;
            video_yuv.yuv_max_buffer_count = VIDEO_YUV_MAX_BUFFER;
        }
        else
        {
            video_yuv.cif_size = 0;
            video_yuv.yuv_max_buffer_count = VIDEO_YUV_MAX_BUFFER * 4;
        }

        g_video_enc_status.FSAL_STATUS = FSAL_Open(&video_yuv.MEDIA_YUV_FILE, out_name, FSAL_WRITE);
        ASSERT(g_video_enc_status.FSAL_STATUS == FSAL_OK);
    }
#endif /*__VIDEO_GET_YUV_DATA__*/

    mpeg4_enc_reset();
    VISUAL_Register_HISR(VISUAL_MPEG4_ENC_HISR_ID, MPEG4_ENC_HISR);
#if ( defined(MT6219) || defined(MT6226) || defined(MT6227) || defined(MT6226M) )
    g_video_dec_info_ptr = NULL;
#else /*!(MT6219, MT6226, MT6227, MT6226M)*/
    if (g_video_dec_status.running == KAL_FALSE)
        mpeg4_core_reset();
#endif /*MT6219, MT6226, MT6227, MT6226M*/

    g_video_enc_status.running = KAL_TRUE;

    if (resume == KAL_FALSE)
    {
        kal_uint32 index;
#if defined(__VIDEO_EDITOR__)
        if ((g_video_enc_status.scenario == VIDEO_SCENARIO_EDITOR) && (VIDEO_EDITOR_DATA.call_by_next == KAL_FALSE))
#endif
        {
            g_video_enc_info_ptr = (VIDEO_ENC_STRUCT *)extmem_get_buffer(sizeof(VIDEO_ENC_STRUCT));
#if defined(__VIDEO_EDITOR__)
            if (g_video_enc_status.scenario == VIDEO_SCENARIO_EDITOR)
            {
                for (index = 0; index < VIDEO_ENC_MAX_BUFFER_COUNT; index++)
                {
                    g_video_enc_info_ptr->VIDEO_ENC_BUFFER[index].buffer = (kal_uint8 *)extmem_get_buffer(
                                                                               VIDEO_EDITOR_ENC_BUFFER_SIZE);
                    g_video_enc_info_ptr->VIDEO_ENC_BUFFER[index].buffer_length = VIDEO_EDITOR_ENC_BUFFER_SIZE;
                }
            }
            else
#endif /*__VIDEO_EDITOR__*/
            {
                for (index = 0; index < VIDEO_ENC_MAX_BUFFER_COUNT; index++)
                {
                    g_video_enc_info_ptr->VIDEO_ENC_BUFFER[index].buffer = (kal_uint8 *)
                                                                               extmem_get_buffer(VIDEO_ENC_BUFFER_SIZE);
                    g_video_enc_info_ptr->VIDEO_ENC_BUFFER[index].buffer_length = VIDEO_ENC_BUFFER_SIZE;
                }
            }
            video_enc_resource_init(frame_width, frame_height);
        }
    }

    result = mp4_enc_struct_init(g_video_enc_info_ptr, MMFILE_MP4, frame_count);

    if (result != MEDIA_STATUS_OK)
    {
        VIDEO_ASSERT(0);
        return result;
    }

    video_isr_count = 0;
    savedMask = SaveAndSetIRQMask();
#if ( defined(MT6219) || defined(MT6226) || defined(MT6227) || defined(MT6226M) )
    IRQ_Register_LISR(IRQ_MPEG4_CODE, MPEG4_ENC_LISR, "MPEG4");
    IRQSensitivity(IRQ_MPEG4_CODE, LEVEL_SENSITIVE);
    IRQUnmask(IRQ_MPEG4_CODE);
#else /*!(MT6219, MT6226, MT6227, MT6226M)*/
    IRQ_Register_LISR(IRQ_MPEG4_ENC_CODE, MPEG4_ENC_LISR, "MPEG4");
    IRQSensitivity(IRQ_MPEG4_ENC_CODE, LEVEL_SENSITIVE);
    IRQUnmask(IRQ_MPEG4_ENC_CODE);
#endif /*(MT6219, MT6226, MT6227, MT6226M)*/
    RestoreIRQMask(savedMask);
    g_video_enc_info_ptr->stage = VIDEO_ENC_STAGE_OPEN;
    return MEDIA_STATUS_OK;
}

void video_enc_stop_record(void)
{
    g_video_enc_info_ptr->encode_stop = KAL_TRUE;
}

void video_enc_close(void)
{
    kal_uint32 savedMask;

    kal_uint8 check_count;
    /*To guarantee at least one frame*/
    for (check_count = 0; check_count < 15; check_count++)
    {
        if (g_video_enc_info_ptr->hisr_total_frames > 1)
            break;
        else
            kal_sleep_task(6);
    }

    g_video_enc_info_ptr->encode_stop = KAL_TRUE;
    mpeg4_enc_wait_done();
#if ( defined(MT6219) || defined(MT6226) || defined(MT6227) || defined(MT6226M) )
    IRQMask(IRQ_MPEG4_CODE);
#else  /*!(MT6219, MT6226, MT6227, MT6226M)*/
    IRQMask(IRQ_MPEG4_ENC_CODE);
#endif /*(MT6219, MT6226, MT6227, MT6226M)*/

    mpeg4_enc_reset();
#if ( (!defined(MT6219)) && (!defined(MT6226)) && (!defined(MT6227)) && (!defined(MT6226M)) )
    if (g_video_dec_status.running == KAL_FALSE)
        mpeg4_core_reset();
#endif /*!(MT6219, MT6226, MT6227, MT6226M)*/

    savedMask = SaveAndSetIRQMask();
    DRV_Reg(DRVPDN_CON3) |= (DRVPDN_CON3_MP4 | DRVPDN_CON3_DCT | DRVPDN_CON3_JPEG);
    RestoreIRQMask(savedMask);
    video_enc_audio_format = 0;
    g_video_enc_info_ptr->stage = VIDEO_ENC_STAGE_CLOSE;
#if ( (!defined(MT6219)) && (!defined(MT6226)) && (!defined(MT6227)) && (!defined(MT6226M)) )
    Unlock2WaysForMPEG4(SavedCacheCtrl);