MY TRAIAL (1)
Dependencies: FATFileSystem GR-PEACH_video GraphicsFramework LCD_shield_config R_BSP mbed-rtos mbed
Fork of GR-PEACH_NTSC_in_2ch_MOD_try by
I put an OVERVIEW in the blow URL. https://developer.mbed.org/users/digiponta/notebook/my-trial-ar--vr-2-eyes-display-goes-by-a-gr-peach/
main.cpp
- Committer:
- dkato
- Date:
- 2016-08-25
- Revision:
- 2:e59e938472ac
- Parent:
- 0:f8cb87301ad8
- Child:
- 3:1daadbe91b49
File content as of revision 2:e59e938472ac:
#include "mbed.h" #include "DisplayBace.h" #include "rtos.h" #define VIDEO_YCBCR422 (0) #define VIDEO_RGB888 (1) #define VIDEO_RGB565 (2) /**** User Selection *********/ /** Camera setting **/ #define VIDEO_INPUT_FORMAT (VIDEO_YCBCR422) /* Select VIDEO_YCBCR422 or VIDEO_RGB888 or VIDEO_RGB565 */ #define VIDEO_PAL (0) /* Select 0(NTSC) or 1(PAL) If selecting VIDEO_CVBS, this parameter is not referenced.) */ /** LCD setting **/ #define LCD_TYPE (0) /* Select 0(4.3inch) or 1(7.1inch) */ /*****************************/ /** LCD shield config **/ #if (LCD_TYPE == 0) #include "LCD_shield_config_4_3inch.h" #else #include "LCD_shield_config_7_1inch.h" #endif /** Video and Grapics (GRAPHICS_LAYER_0) parameter **/ /* NTSC or PAL */ #if VIDEO_PAL == 0 #define COL_SYS (DisplayBase::COL_SYS_NTSC_358) #else #define COL_SYS (DisplayBase::COL_SYS_PAL_443) #endif /* Video input and LCD layer 0 output */ #if VIDEO_INPUT_FORMAT == VIDEO_YCBCR422 #define VIDEO_FORMAT (DisplayBase::VIDEO_FORMAT_YCBCR422) #define GRAPHICS_FORMAT (DisplayBase::GRAPHICS_FORMAT_YCBCR422) #define WR_RD_WRSWA (DisplayBase::WR_RD_WRSWA_NON) #elif VIDEO_INPUT_FORMAT == VIDEO_RGB565 #define VIDEO_FORMAT (DisplayBase::VIDEO_FORMAT_RGB565) #define GRAPHICS_FORMAT (DisplayBase::GRAPHICS_FORMAT_RGB565) #define WR_RD_WRSWA (DisplayBase::WR_RD_WRSWA_32_16BIT) #else #define VIDEO_FORMAT (DisplayBase::VIDEO_FORMAT_RGB888) #define GRAPHICS_FORMAT (DisplayBase::GRAPHICS_FORMAT_RGB888) #define WR_RD_WRSWA (DisplayBase::WR_RD_WRSWA_32BIT) #endif /*! Frame buffer stride: Frame buffer stride should be set to a multiple of 32 or 128 in accordance with the frame buffer burst transfer mode. */ /* FRAME BUFFER Parameter GRAPHICS_LAYER_0 */ #if ( VIDEO_INPUT_FORMAT == VIDEO_YCBCR422 || VIDEO_INPUT_FORMAT == VIDEO_RGB565 ) #define FRAME_BUFFER_BYTE_PER_PIXEL (2u) #else #define FRAME_BUFFER_BYTE_PER_PIXEL (4u) #endif #define FRAME_BUFFER_STRIDE (((LCD_PIXEL_WIDTH * FRAME_BUFFER_BYTE_PER_PIXEL) + 31u) & ~31u) static DisplayBase Display; static DigitalOut lcd_pwon(P7_15); static DigitalOut lcd_blon(P8_1); static PwmOut lcd_cntrst(P8_15); static DigitalOut led_blue(LED_BLUE); #if defined(__ICCARM__) /* 32 bytes aligned */ #pragma data_alignment=32 static uint8_t user_frame_buffer0[FRAME_BUFFER_STRIDE * LCD_PIXEL_HEIGHT]; #pragma data_alignment=4 #else /* 32 bytes aligned */ static uint8_t user_frame_buffer0[FRAME_BUFFER_STRIDE * LCD_PIXEL_HEIGHT]__attribute((aligned(32))); #endif static bool graphics_init_end = false; /****** LCD ******/ static void Init_LCD_Display(void) { DisplayBase::graphics_error_t error; DisplayBase::lcd_config_t lcd_config; PinName lvds_pin[8] = { /* data pin */ P5_7, P5_6, P5_5, P5_4, P5_3, P5_2, P5_1, P5_0 }; lcd_pwon = 0; lcd_blon = 0; Thread::wait(100); lcd_pwon = 1; lcd_blon = 1; Display.Graphics_Lvds_Port_Init(lvds_pin, 8); /* Graphics initialization process */ lcd_config = LcdCfgTbl_LCD_shield; error = Display.Graphics_init(&lcd_config); if (error != DisplayBase::GRAPHICS_OK) { printf("Line %d, error %d\n", __LINE__, error); mbed_die(); } graphics_init_end = true; } static void Start_LCD_Display(uint8_t * p_buf) { DisplayBase::rect_t rect; rect.vs = 0; rect.vw = LCD_PIXEL_HEIGHT; rect.hs = 0; rect.hw = LCD_PIXEL_WIDTH; Display.Graphics_Read_Setting( DisplayBase::GRAPHICS_LAYER_0, (void *)p_buf, FRAME_BUFFER_STRIDE, GRAPHICS_FORMAT, WR_RD_WRSWA, &rect ); Display.Graphics_Start(DisplayBase::GRAPHICS_LAYER_0); } /****** Video ******/ static void Init_Video(void) { DisplayBase::graphics_error_t error; /* Graphics initialization process */ if (graphics_init_end == false) { /* When not initializing LCD, this processing is needed. */ error = Display.Graphics_init(NULL); if (error != DisplayBase::GRAPHICS_OK) { printf("Line %d, error %d\n", __LINE__, error); mbed_die(); } graphics_init_end = true; } error = Display.Graphics_Video_init( DisplayBase::INPUT_SEL_VDEC, NULL); if( error != DisplayBase::GRAPHICS_OK ) { printf("Line %d, error %d\n", __LINE__, error); mbed_die(); } } static void Start_Video(DisplayBase::video_input_channel_t ch, uint8_t * p_frame_buffer, uint16_t pos_x, uint16_t pos_y, uint16_t width, uint16_t height) { DisplayBase::graphics_error_t error; uint8_t * p_buf; p_buf = p_frame_buffer + (FRAME_BUFFER_BYTE_PER_PIXEL * pos_x) + (FRAME_BUFFER_STRIDE * pos_y); /* Video capture setting (progressive form fixed) */ error = Display.Video_Write_Setting( ch, COL_SYS, p_buf, FRAME_BUFFER_STRIDE, VIDEO_FORMAT, WR_RD_WRSWA, (height & ~7u), /* A multiple of 8 */ (width & ~15u) /* A multiple of 16 */ ); if (error != DisplayBase::GRAPHICS_OK) { printf("Line %d, error %d\n", __LINE__, error); mbed_die(); } /* Video write process start */ error = Display.Video_Start(ch); if (error != DisplayBase::GRAPHICS_OK) { printf("Line %d, error %d\n", __LINE__, error); mbed_die(); } /* Video write process stop */ error = Display.Video_Stop(ch); if (error != DisplayBase::GRAPHICS_OK) { printf("Line %d, error %d\n", __LINE__, error); mbed_die(); } /* Video write process start */ error = Display.Video_Start(ch); if (error != DisplayBase::GRAPHICS_OK) { printf("Line %d, error %d\n", __LINE__, error); mbed_die(); } } /****** Cache control ******/ static void dcache_clean(void * p_buf, uint32_t size){ uint32_t start_addr = (uint32_t)p_buf & 0xFFFFFFE0; uint32_t end_addr = (uint32_t)p_buf + size; uint32_t addr; /* Data cache clean */ for (addr = start_addr; addr < end_addr; addr += 0x20) { __v7_clean_dcache_mva((void *)addr); } } /****** main ******/ int main(void) { /* Initialization of LCD */ Init_LCD_Display(); /* When using LCD, please call before than Init_Video(). */ /* Initialization of Video */ Init_Video(); /* Initialization memory */ #if VIDEO_INPUT_FORMAT == VIDEO_YCBCR422 for (int i = 0; i < sizeof(user_frame_buffer0); i += 2) { user_frame_buffer0[i + 0] = 0x10; user_frame_buffer0[i + 1] = 0x80; } #else memset(user_frame_buffer0, 0, sizeof(user_frame_buffer0)); #endif dcache_clean(user_frame_buffer0, sizeof(user_frame_buffer0)); /* Start of Video ch0 */ Start_Video( DisplayBase::VIDEO_INPUT_CHANNEL_0, /* Video input channe */ user_frame_buffer0, /* Output buffer */ 0, /* The x coordinate of the upper-left corner */ 0, /* The y coordinate of the upper-left corner */ (LCD_PIXEL_WIDTH / 2), /* width (A multiple of 16) */ LCD_PIXEL_HEIGHT /* height (A multiple of 8) */ ); /* Start of Video ch1 */ Start_Video( DisplayBase::VIDEO_INPUT_CHANNEL_1, /* Video input channe */ user_frame_buffer0, /* Output buffer */ (LCD_PIXEL_WIDTH / 2), /* The x coordinate of the upper-left corner */ 0, /* The y coordinate of the upper-left corner */ (LCD_PIXEL_WIDTH / 2), /* width (A multiple of 16) */ LCD_PIXEL_HEIGHT /* height (A multiple of 8) */ ); /* Start of LCD */ Start_LCD_Display(&user_frame_buffer0[0]); /* Backlight on */ Thread::wait(200); lcd_cntrst.write(1.0); while (1) { led_blue = !led_blue; Thread::wait(1000); } }