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feat(lcd): support draw bitmap hook function

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Closes https://github.com/espressif/esp-idf/issues/16201
This commit is contained in:
Chen Jichang
2025-10-16 18:39:26 +08:00
parent c231e0e777
commit 20bb7a2977
20 changed files with 678 additions and 80 deletions
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10
examples/peripherals/camera/common_components/dsi_init/example_dsi_init.c
View File

@@ -69,9 +69,6 @@ void example_dsi_resource_alloc(const example_dsi_alloc_config_t *config,
.vsync_pulse_width = EXAMPLE_MIPI_DSI_IMAGE_VSYNC,
.vsync_front_porch = EXAMPLE_MIPI_DSI_IMAGE_VFP,
},
#if CONFIG_EXAMPLE_MIPI_DSI_DISP_USE_DMA2D
.flags.use_dma2d = true,
#endif
};
#if CONFIG_EXAMPLE_LCD_PATTERN_ILI9881C
@@ -105,6 +102,12 @@ void example_dsi_resource_alloc(const example_dsi_alloc_config_t *config,
ESP_ERROR_CHECK(esp_lcd_new_panel_ek79007(*mipi_dbi_io, &lcd_dev_config, mipi_dpi_panel));
#endif
#if CONFIG_EXAMPLE_MIPI_DSI_DISP_USE_DMA2D
// use DMA2D to copy draw buffer into frame buffer
ESP_ERROR_CHECK(esp_lcd_dpi_panel_enable_dma2d(*mipi_dpi_panel));
ESP_LOGI(TAG, "DPI panel added DMA2D draw bitmap hook");
#endif
// Get frame buffer addresses
if (fb0 != NULL) {
if (num_fbs == 2) {
@@ -122,6 +125,7 @@ void example_dsi_resource_alloc(const example_dsi_alloc_config_t *config,
ESP_LOGD(TAG, "Frame buffer[0] allocated at: %p", *fb0);
}
}
}
void example_dpi_panel_reset(esp_lcd_panel_handle_t mipi_dpi_panel)

9
examples/peripherals/lcd/mipi_dsi/main/mipi_dsi_lcd_example_main.c
View File

@@ -228,9 +228,6 @@ void app_main(void)
.vsync_pulse_width = EXAMPLE_MIPI_DSI_LCD_VSYNC,
.vsync_front_porch = EXAMPLE_MIPI_DSI_LCD_VFP,
},
#if CONFIG_EXAMPLE_USE_DMA2D_COPY_FRAME
.flags.use_dma2d = true, // use DMA2D to copy draw buffer into frame buffer
#endif
};
#if CONFIG_EXAMPLE_LCD_USE_ILI9881C
@@ -264,6 +261,12 @@ void app_main(void)
ESP_ERROR_CHECK(esp_lcd_new_panel_ek79007(mipi_dbi_io, &lcd_dev_config, &mipi_dpi_panel));
#endif
#if CONFIG_EXAMPLE_USE_DMA2D_COPY_FRAME
// use DMA2D to copy draw buffer into frame buffer
ESP_ERROR_CHECK(esp_lcd_dpi_panel_enable_dma2d(mipi_dpi_panel));
ESP_LOGI(TAG, "DPI panel added DMA2D draw bitmap hook");
#endif
ESP_ERROR_CHECK(esp_lcd_panel_reset(mipi_dpi_panel));
ESP_ERROR_CHECK(esp_lcd_panel_init(mipi_dpi_panel));
// turn on backlight