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/lvgl-3.7.0/src/draw/nxp/vglite/
Dlv_vglite_buf.c103 if(src_vgbuf.memory != (void *)buf) in lv_vglite_set_src_buf()
121 vgbuf->memory = (void *)buf; in lv_vglite_set_buf()
122 vgbuf->address = (uint32_t)vgbuf->memory; in lv_vglite_set_buf()
137 vgbuf->memory = (void *)buf; in lv_vglite_set_buf_ptr()
138 vgbuf->address = (uint32_t)vgbuf->memory; in lv_vglite_set_buf_ptr()
/lvgl-3.7.0/docs/others/
Dsnapshot.md19 …memory `lv_snapshot_take` uses are dynamically allocated using `lv_mem_alloc`. Use API `lv_snapsho…
22 Take caution to free the snapshot but not delete the image object. Before free the memory, be sure …
40 …memory, use API `lv_res_t lv_snapshot_take_to_buf(lv_obj_t * obj, lv_img_cf_t cf, lv_img_dsc_t * d…
Dime_pinyin.md23 …can disable `LV_IME_PINYIN_USE_DEFAULT_DICT` in `lv_conf.h`, which can save a lot of memory space).
48 Or if you think that the built-in phonetic dictionary consumes a lot of memory, you can also use a …
/lvgl-3.7.0/demos/stress/
DREADME.md6 …s usage, and so on. It can be used if there is any memory corruption during heavy usage or any mem…
/lvgl-3.7.0/
Dlibrary.properties6 …ets, advanced visual effects (opacity, antialiasing, animations) and low memory requirements (16K …
DREADME.md8 …edded GUI with easy-to-use graphical elements, beautiful visual effects and a low memory footprint.
39 * Scalable to operate with little memory (64 kB Flash, 16 kB RAM)
43 * OS, External memory and GPU are supported but not required. (built in support for STM32 DMA2D, SW…
93 *Note that the memory usage might vary depending on the architecture, compiler and build options.*
DKconfig75 int "Size of the memory used by `lv_mem_alloc` in kilobytes (>= 2kB)"
81 hex "Address for the memory pool instead of allocating it as a normal array"
86 string "Header to include for the custom memory function"
91 int "Number of the memory buffer"
94 Number of the intermediate memory buffer used during rendering and other
199 …The increase in memory consumption is (32 bits * object width) plus 24 bits * object width if usin…
205 …thering gets a much better visual result, but implies more CPU consumption and memory when drawing.
206 The increase in memory consumption is (24 bits * object's width)
371 … bool "Checks if the memory is successfully allocated or no. (Very fast, recommended)"
418 bool "Show the used memory and the memory fragmentation."
/lvgl-3.7.0/docs/libs/
Dfreetype.md18 1. `LV_FREETYPE_CACHE_SIZE`:maximum memory(bytes) used to cache font bitmap, outline, character map…
22 …er than 256, you can enable `LV_FREETYPE_SBIT_CACHE`, which is much more memory efficient for smal…
/lvgl-3.7.0/docs/overview/
Dimage.md7 - as a variable in internal memory (RAM or ROM)
25 …tem (FAT32 on SD card) or you create your simple file system to read data from an SPI Flash memory.
26 In every case, a *Drive* is just an abstraction to read and/or write data to memory.
255 If the format is known, but you don't want to decode the entire image (e.g. no memory for it), set …
257 - `decoder_read` is optional. Decoding the whole image requires extra memory and some computational…
258 However, it can decode one line of the image without decoding the whole image, you can save memory …
286 Continuously decoding a PNG image or loading images from a slow external memory would be inefficien…
310 …ched image might continuously consume memory. For example, if three PNG images are cached, they wi…
Dfont.md12 The *bpp* property also affects the amount of memory needed to store a font. For example, *bpp = 4*…
136 …mmand line tool use `--lcd` flag. Note that the generated font needs about three times more memory.
148 - they need the most memory
Dstyle.md290 …E_BUF_SIZE`: [bytes] the optimal target buffer size. LVGL will try to allocate this size of memory.
293 …layer can not be rendered in chunks, but one larger memory needs to be allocated. The required mem…
295 …draw, LVGL creates an RGB layer (which is faster to render and uses less memory). If the opposite …
/lvgl-3.7.0/demos/
DREADME.md91 …e usage, and so on. It can be used if there is any memory corruption during heavy usage or any mem…
/lvgl-3.7.0/docs/intro/
Dindex.md4 …edded GUI with easy-to-use graphical elements, beautiful visual effects and a low memory footprint.
15 - Scalable: able to operate with little memory (64 kB Flash, 16 kB RAM)
16 - OS, external memory and GPU are supported but not required
47 <em>Note that memory usage may vary depending on architecture, compiler and build options.</em>
209 - Reduce `LV_MEM_SIZE` in *lv_conf.h*. This memory is used when you create objects like buttons, la…
/lvgl-3.7.0/docs/overview/renderers/
Darm-2d.md26 …nternet-of-things-blog/posts/arm-corelink-dma-350-next-generation-direct-memory-access-for-endpoin…
/lvgl-3.7.0/docs/widgets/core/
Dlabel.md21 In this case, the text is not stored in the dynamic memory and the given buffer is used directly in…
23 …ONG_DOT`, as it modifies the buffer in-place), as they are stored in ROM memory, which is always a…
Ddropdown.md46 To save memory the options can set from a static(constant) string too with `lv_dropdown_set_options…
Dbtnmatrix.md5 …lly drawn on the fly. This way, one button use only eight extra bytes of memory instead of the ~10…
/lvgl-3.7.0/docs/get-started/os/
Drt-thread.md9 …) systems, the Nano version that requires only 3 KB Flash and 1.2 KB RAM memory resources can be t…
/lvgl-3.7.0/docs/porting/
Dproject.md36 … basic behavior, disable unused modules and features, adjust the size of memory buffers in compile…
Ddisplay.md111 - `gpu_fill_cb` fill an area in the memory with a color.
/lvgl-3.7.0/docs/
DCHANGELOG.md141 - fix(disp): fix memory leak lv_scr_load_anim with auto_del and time=0 [`1caafc5`](https://github.c…
431 - fix(fragment): memory leak of fragments #3438 [`3442`](https://github.com/lvgl/lvgl/pull/3442)
432 - fix(draw): solve memory leaking issue [`3437`](https://github.com/lvgl/lvgl/pull/3437)
465 - fix(png): fix possible memory leak when decoding fails [`3249`](https://github.com/lvgl/lvgl/pull…
477 - fix(obj_class): fix possible memory leak when the default disp is NULL [`3235`](https://github.co…
488 - fix(libs): fix memcmp memory access overflow [`3205`](https://github.com/lvgl/lvgl/pull/3205)
532 - fix(refr): fix memory write out of bounds issue [`13c99fc`](https://github.com/lvgl/lvgl/commit/1…
687 - feat(freetype): optimize memory allocation [`2849`](https://github.com/littlevgl/lvgl/pull/2849)
738 - fix(snapshot) fix memory leak [`2970`](https://github.com/littlevgl/lvgl/pull/2970)
755 - fix(draw): fix set_px_cb memory write overflow crash. [`2882`](https://github.com/littlevgl/lvgl/…
[all …]
DCONTRIBUTING.md100 fix(bar): fix memory leak
/lvgl-3.7.0/src/extra/libs/png/
Dlodepng.c878 BPMNode* memory; member
896 for(i = 0; i != lists->memsize; ++i) lists->memory[i].in_use = 0; in bpmnode_create()
905 if(!lists->memory[i].in_use) lists->freelist[lists->numfree++] = &lists->memory[i]; in bpmnode_create()
1009 lists.memory = (BPMNode*)lodepng_malloc(lists.memsize * sizeof(*lists.memory)); in lodepng_huffman_code_lengths()
1013 …if(!lists.memory || !lists.freelist || !lists.chains0 || !lists.chains1) error = 83; /*alloc fail*/ in lodepng_huffman_code_lengths()
1016 for(i = 0; i != lists.memsize; ++i) lists.freelist[i] = &lists.memory[i]; in lodepng_huffman_code_lengths()
1022 lists.chains0[i] = &lists.memory[0]; in lodepng_huffman_code_lengths()
1023 lists.chains1[i] = &lists.memory[1]; in lodepng_huffman_code_lengths()
1034 lodepng_free(lists.memory); in lodepng_huffman_code_lengths()
/lvgl-3.7.0/docs/get-started/platforms/
Dnxp.md50 PXP is set to process 16x16 blocks to optimize the system for memory bandwidth and image processing…
/lvgl-3.7.0/demos/widgets/
Dlv_demo_widgets.c14 …#error Insufficient memory for lv_demo_widgets. Please set LV_MEM_SIZE to at least 38KB (38ul * 10…

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