Symbols

loading...

Files

loading...

Summary Syntax References Instances

SourceVuESP-IDF Framework and Examplesi80_controller samplelv_image_header_t

lv_image_header_t struct

Syntax

Show:

Summary

Declaration

from lv_image_dsc.h:88

typedef struct { uint32_t magic: 8; uint32_t cf : 8; uint32_t flags: 16; uint32_t w: 16; uint32_t h: 16; uint32_t stride: 16; uint32_t reserved_2: 16; } lv_image_header_t;

Fields

Field

Declared as

Description

lv_image_header_t::magic

uint32_t: 8

Magic number. Must be LV_IMAGE_HEADER_MAGIC.

lv_image_header_t::cf

uint32_t : 8

Color format: See `lv_color_format_t`.

lv_image_header_t::flags

uint32_t: 16

Image flags, see `lv_image_flags_t`.

lv_image_header_t::w

uint32_t: 16

lv_image_header_t::h

uint32_t: 16

lv_image_header_t::stride

uint32_t: 16

Number of bytes in a row.

lv_image_header_t::reserved_2

uint32_t: 16

Reserved to be used later.

References

Code

Location

Scope

Referrer

typedef struct {

lv_image_dsc.h:88

} lv_image_header_t;

lv_image_dsc.h:97

lv_result_t lv_bin_decoder_info(lv_image_decoder_t * decoder, lv_image_decoder_dsc_t * dsc, lv_image_header_t * header)

lv_bin_decoder.c:114

lv_bin_decoder_info()

lv_bin_decoder_info()::header

lv_memcpy(header, &image->header, sizeof(lv_image_header_t));

lv_bin_decoder.c:123

lv_bin_decoder_info()

res = lv_fs_read(&dsc->file, header, sizeof(lv_image_header_t), &rn);

lv_bin_decoder.c:131

lv_bin_decoder_info()

if(res != LV_FS_RES_OK || rn != sizeof(lv_image_header_t)) {

lv_bin_decoder.c:133

lv_bin_decoder_info()

uint32_t offset = dsc->src_type == LV_IMAGE_SRC_FILE ? sizeof(lv_image_header_t) : 0; /*Skip the image header*/

lv_bin_decoder.c:410

lv_bin_decoder_get_area()

offset = sizeof(lv_image_header_t);

lv_bin_decoder.c:500

lv_bin_decoder_get_area()

res = fs_read_file_at(f, sizeof(lv_image_header_t), (uint8_t *)palette, palette_len, &rn);

lv_bin_decoder.c:583

decode_indexed()

res = fs_read_file_at(decoder_data->f, sizeof(lv_image_header_t), img_data, file_len, &rn);

lv_bin_decoder.c:850

decode_alpha_only()

lv_result_t lv_bin_decoder_info(lv_image_decoder_t * decoder, lv_image_decoder_dsc_t * dsc, lv_image_header_t * header);

lv_bin_decoder.h:42

lv_bin_decoder_info()

lv_bin_decoder_info()::header

lv_image_header_ heade &canvas->draw_buf->header

lv_canvas.c:210

lv_canvas_get_px()

lv_image_header_ heade &draw_buf->header

lv_canvas.c:300

lv_canvas_fill_bg()

lv_image_header_ heade &canvas->draw_buf->header

lv_canvas.c:377

lv_canvas_init_layer()

const lv_image_header_t * header = &draw_buf->header;

lv_draw_buf.c:161

lv_draw_buf_clear()

lv_image_header_t * header = &draw_buf->header;

lv_draw_buf.c:260

lv_draw_buf_init()

const lv_image_header_t * header = &draw_buf->header;

lv_draw_buf.c:322

lv_draw_buf_dup_ex()

const lv_image_header_t * header = &src->header;

lv_draw_buf.c:401

lv_draw_buf_adjust_stride()

const lv_image_header_t * header = &draw_buf->header;

lv_draw_buf.c:667

draw_buf_get_full_area()

lv_image_header_t header;

lv_draw_buf.h:89

lv_draw_buf_t::header

lv_image_header_t header;

lv_draw_image.h:33

lv_draw_image_dsc_t

lv_draw_image_dsc_t::header

lv_image_header_t header;

lv_draw_rect.c:198

cons lv_image_header_ heade &decoded->header

lv_draw_sw_img.c:192

img_draw_core()

lv_image_header_t header;

lv_dropdown.c:895

lv_image_header_t header;

lv_example_buttonmatrix_2.c:52

LV_DRAW_BUF_INIT_STATIC(draw_buf_16bpp);

lv_example_canvas_1.c:31

lv_example_canvas_1()

LV_DRAW_BUF_INIT_STATIC(draw_buf_32bpp);

lv_example_canvas_1.c:52

lv_example_canvas_1()

LV_DRAW_BUF_INIT_STATIC(draw_buf);

lv_example_canvas_2.c:16

lv_example_canvas_2()

LV_DRAW_BUF_INIT_STATIC(draw_buf);

lv_example_canvas_3.c:14

lv_example_canvas_3()

LV_DRAW_BUF_INIT_STATIC(draw_buf);

lv_example_canvas_5.c:14

lv_example_canvas_5()

LV_DRAW_BUF_INIT_STATIC(draw_buf);

lv_example_canvas_7.c:14

lv_example_canvas_7()

LV_DRAW_BUF_INIT_STATIC(mask);

lv_example_roller_3.c:77

lv_example_roller_3()

lv_image_header_t header;

lv_image_set_src()

static uint32_t img_width_to_stride(lv_image_header_t * header);

lv_image_decoder.c:32

img_width_to_stride()

img_width_to_stride()::header

static lv_image_decoder_t * image_decoder_get_info(lv_image_decoder_dsc_t * dsc, lv_image_header_t * header);

lv_image_decoder.c:40

image_decoder_get_info()

image_decoder_get_info()::header

lv_result_t lv_image_decoder_get_info(const void * src, lv_image_header_t * header)

lv_image_decoder.c:79

lv_image_decoder_get_info()

lv_image_decoder_get_info()::header

static lv_image_decoder_t * image_decoder_get_info(lv_image_decoder_dsc_t * dsc, lv_image_header_t * header)

lv_image_decoder.c:293

image_decoder_get_info()

image_decoder_get_info()::header

lv_memzero(header, sizeof(lv_image_header_t));

lv_image_decoder.c:295

image_decoder_get_info()

static uint32_t img_width_to_stride(lv_image_header_t * header)

lv_image_decoder.c:386

img_width_to_stride()

img_width_to_stride()::header

lv_image_header_t * header);

lv_image_decoder.h:49

lv_result_t lv_image_decoder_get_info(const void * src, lv_image_header_t * header);

lv_image_decoder.h:93

lv_image_decoder_get_info()

lv_image_decoder_get_info()::header

lv_image_header_t header;

lv_image_decoder_private.h:70

lv_image_header_cache_data_t

lv_image_header_cache_data_t::header

lv_image_header_t header;

lv_image_decoder_private.h:91

lv_image_decoder_dsc_t

lv_image_decoder_dsc_t::header

} lv_image_header_t;

lv_image_dsc.h:97

lv_image_header_t

lv_image_header_t header; /**< A header describing the basics of the image*/

lv_image_dsc.h:123

lv_image_dsc_t::header

lv_image_header_t header;

lv_imagebutton_private.h:32

lv_imagebutton_src_info_t

lv_imagebutton_src_info_t::header

Call Tree

All items filtered out

All items filtered out

Data Use

All items filtered out

All items filtered out

Class Tree

All items filtered out

All items filtered out

Override Tree

All items filtered out

All items filtered out

Implementations

All items filtered out

All items filtered out

Instances

Instance

Scope

Location

Project

lv_image_dsc_t::header

lv_image_dsc.h:123

lv_draw_buf_t::header

lv_draw_buf.h:89

lv_image_decoder_get_info()::header

lv_image_decoder_get_info()

lv_image_decoder.h:93

lv_draw_image_dsc_t::header

lv_draw_image_dsc_t

lv_draw_image.h:33

lv_image_header_cache_data_t::header

lv_image_header_cache_data_t

lv_image_decoder_private.h:70

lv_image_decoder_dsc_t::header

lv_image_decoder_dsc_t

lv_image_decoder_private.h:91

img_width_to_stride()::header

img_width_to_stride()

lv_image_decoder.c:32

image_decoder_get_info()::header

image_decoder_get_info()

lv_image_decoder.c:40

lv_image_decoder_get_info()::header

lv_image_decoder_get_info()

lv_image_decoder.c:79

image_decoder_get_info()::header

image_decoder_get_info()

lv_image_decoder.c:293

img_width_to_stride()::header

img_width_to_stride()

lv_image_decoder.c:386

lv_bin_decoder_info()::header

lv_bin_decoder_info()

lv_bin_decoder.h:42

lv_imagebutton_src_info_t::header

lv_imagebutton_src_info_t

lv_imagebutton_private.h:32

lv_bin_decoder_info()::header

lv_bin_decoder_info()

lv_bin_decoder.c:114

Lifecycle

All items filtered out

All items filtered out