STM32-Player/User/APP_Video/APP_Video.c

//<2F><>Ƶ<EFBFBD><C6B5><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ӧ<EFBFBD><D3A6>

#include "sys.h"
#include "systick.h"
#include "tim.h"

#include "key.h"
#include "lcd.h"
#include "led.h"

#include "GameEngine.h"
#include "SD.h"

#include "APP_Video.h"

/**************************************** ˽<>ж<EFBFBD><D0B6><EFBFBD> ****************************************/

typedef struct
{
    double fps;
    uint32_t frame_count;
} VideoInfo; //<2F><>Ƶ<EFBFBD><C6B5>Ϣ<EFBFBD><CFA2><EFBFBD><EFBFBD>

/*****************************************************************************************/

/**************************************** ȫ<>ֱ<EFBFBD><D6B1><EFBFBD> ****************************************/

FIL video_file;          //<2F><>Ƶ<EFBFBD>ļ<EFBFBD>
char video_filename[32]; //<2F><>Ƶ<EFBFBD>ļ<EFBFBD><C4BC><EFBFBD>
char video_filepath[32]; //<2F><>Ƶ<EFBFBD>ļ<EFBFBD>·<EFBFBD><C2B7>

VideoInfo video_info;

volatile uint32_t current_frame = 0;
volatile uint8_t is_to_play = 0;
volatile uint8_t is_disp_progress = 0;

/*****************************************************************************************/

/**************************************** ˽<>к<EFBFBD><D0BA><EFBFBD> ****************************************/

void APP_Video_Play(void);
uint8_t APP_Video_Menu(void);
void APP_Video_Msg(uint8_t *head, uint8_t *content);

/*****************************************************************************************/

/**
  * @brief  <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ƶ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
  */
void APP_Video_Launcher(void)
{
    //GUI ѡȡ<D1A1>ļ<EFBFBD>
    uint8_t ret;
    if ((ret = SD_SelectFile(video_filename, "32v")) != SD_OK)
    {
        if (ret == SD_ERROR)
            APP_Video_Msg("<EFBFBD><EFBFBD><EFBFBD><EFBFBD>", "ѡȡ<EFBFBD>ļ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>\n\n<EFBFBD>밴<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>");

        return;
    }

    SD_GetPath(video_filepath, video_filename);

    //<2F><><EFBFBD><EFBFBD><EFBFBD>ļ<EFBFBD>
    uint8_t res;
    if (res = f_open(&video_file, video_filepath, FA_OPEN_EXISTING | FA_READ) != FR_OK)
    {
        char temp[10];
        sprintf(temp, "%d", res);
        APP_Video_Msg("<EFBFBD><EFBFBD><EFBFBD><EFBFBD>", "<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ļ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>\n\n<EFBFBD>밴<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>");
        APP_Video_Msg("<EFBFBD><EFBFBD><EFBFBD><EFBFBD>", temp);

        return;
    }

    //<2F><>ȡ<EFBFBD><C8A1>Ƶ<EFBFBD><C6B5>Ϣ
    uint32_t br;
    if (f_read(&video_file, &video_info, sizeof(video_info), &br) != FR_OK)
    {
        APP_Video_Msg("<EFBFBD><EFBFBD><EFBFBD><EFBFBD>", "<EFBFBD><EFBFBD>ȡ<EFBFBD><EFBFBD>Ƶ<EFBFBD><EFBFBD>Ϣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>\n\n<EFBFBD>밴<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>");
        return;
    }

    if (video_info.fps <= 0.0 || video_info.fps > 45.0)
    {
        APP_Video_Msg("<EFBFBD><EFBFBD><EFBFBD><EFBFBD>", "<EFBFBD><EFBFBD>֧<EFBFBD>ֵ<EFBFBD><EFBFBD><EFBFBD>Ƶ<EFBFBD><EFBFBD>ʽ<EFBFBD><EFBFBD>\n\n<EFBFBD>밴<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>");
        return;
    }

    //<2F><><EFBFBD>ö<EFBFBD>ʱ<EFBFBD><CAB1>
    TIM_Set(TIM2, video_info.fps, 0, 0);

    f_lseek(&video_file, 153600);
    APP_Video_Play();
}

/**
  * @brief  <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ƶ
  * @retval <EFBFBD>ɹ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> 0<EFBFBD><EFBFBD>ʧ<EFBFBD>ܷ<EFBFBD><EFBFBD><EFBFBD> 1 
  */
void APP_Video_Play(void)
{
    uint32_t br;

    while (1)
    {
        if (f_read(&video_file, GE_Draw_VRam, sizeof(GE_Draw_VRam), &br) != FR_OK)
        {
            APP_Video_Msg("<EFBFBD><EFBFBD><EFBFBD><EFBFBD>", "<EFBFBD><EFBFBD>Ƶ<EFBFBD><EFBFBD><EFBFBD>ų<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>\n\n<EFBFBD>밴<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>");
            return;
        }

        current_frame++;

        if (is_disp_progress != 0)
        {
            GE_Draw_Fill(8, 228, 304, 8, WHITE);
            GE_Draw_Rectangle(10, 230, 300, 4, GREEN);
            GE_Draw_Rectangle(11, 231, (float)current_frame / (float)video_info.frame_count * 298.0, 2, BLUE);

            is_disp_progress++; //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> 0 ʱ<><CAB1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʧ
        }

        switch (KEY_GetKey())
        {
        case JOY_R_UP: //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
        {
            is_disp_progress = !is_disp_progress;
        }
        break;

        case JOY_L_UP: //<2F>˵<EFBFBD>
        {
            //<2F>رն<D8B1>ʱ<EFBFBD><CAB1>
            TIM_Set(TIM2, 0, 0, 0);

            if (APP_Video_Menu() == 1)
                return;

            //<2F>򿪶<EFBFBD>ʱ<EFBFBD><CAB1>
            TIM_Set(TIM2, video_info.fps, 0, 0);
        }
        }

        while (is_to_play != 1)
            ;

        GE_Draw_Disp();
        is_to_play = 0;

        if (br == 0)
        {
            f_lseek(&video_file, 153600);
            current_frame = 0;
        }
    }
}

/**
  * @brief  <EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>Ƶ
  * @retval <EFBFBD><EFBFBD><EFBFBD>ز<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> 0<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ŷ<EFBFBD><EFBFBD><EFBFBD> 1
  */
uint8_t APP_Video_Menu(void)
{
    uint8_t content[3][GE_GUI_MENUBOX_CONTENT_LEN] = {"<EFBFBD><EFBFBD>Ƶ<EFBFBD><EFBFBD>Ϣ", "<EFBFBD>˳<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>", "<EFBFBD><EFBFBD><EFBFBD><EFBFBD>"};
    while (1)
    {
        GE_Draw_Fill(50, 50, 220, 140, WHITE);
        switch (GE_GUI_MenuBox(50, 50, 220, 140, "<EFBFBD>˵<EFBFBD>", 3, content, NULL))
        {
        case 0: //<2F><><EFBFBD><EFBFBD>
        {
            KEY_ClearKey();
            return 0;
        }
        break;

        case 1: //<2F><>Ƶ<EFBFBD><C6B5>Ϣ
        {
            char str_info[50];
            sprintf(str_info, "<EFBFBD><EFBFBD>Ƶ֡<EFBFBD><EFBFBD>: %.2lf\n<EFBFBD><EFBFBD>Ƶʱ<EFBFBD><EFBFBD>: %.2lfs", video_info.fps, (double)video_info.frame_count / video_info.fps);
            GE_Draw_Fill(50, 50, 220, 140, WHITE);
            GE_GUI_MsgBox(50, 50, 220, 140, "<EFBFBD><EFBFBD>Ƶ<EFBFBD><EFBFBD>Ϣ", str_info, NULL);

            KEY_WaitKey(JOY_L);
        }
        break;

        case 2: //<2F>˳<EFBFBD><CBB3><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
        {
            f_close(&video_file);
            return 1;
        }
        break;

        case 3: //<2F><><EFBFBD><EFBFBD>
        {
            return 0;
        }
        }
    }
}

/**
  * @brief  <EFBFBD><EFBFBD>Ϣ<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>º<EFBFBD><EFBFBD>˳<EFBFBD>
  * @param  head: <EFBFBD><EFBFBD><EFBFBD><EFBFBD>
  * @param  content: <EFBFBD><EFBFBD><EFBFBD><EFBFBD>
  */
void APP_Video_Msg(uint8_t *head, uint8_t *content)
{
    GE_Draw_Fill(60, 75, 200, 90, WHITE);
    GE_GUI_MsgBox(60, 75, 200, 90, head, content, NULL);
    KEY_WaitKey(JOY_L);
}

/**
  * @brief  TIM2 <EFBFBD>жϴ<EFBFBD><EFBFBD><EFBFBD>
  */
void TIM2_IRQHandler(void)
{
    if ((TIM2->SR & TIM_FLAG_UPDATE) != RESET)
    {
        //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>±<EFBFBD>־
        TIM2->SR = ~TIM_FLAG_UPDATE;

        is_to_play = 1;
    }
}