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[image][online_image][animation] Fix transparency in RGB565 (#7631)
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This commit is contained in:
Clyde Stubbs 2024-10-25 09:05:25 +11:00 committed by GitHub
parent 09f9d91577
commit 33fdbbe30c
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GPG key ID: B5690EEEBB952194
15 changed files with 101 additions and 291 deletions
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13
esphome/components/animation/__init__.py
View file

@ -271,7 +271,8 @@ async def to_code(config):
pos += 1 pos += 1
elif config[CONF_TYPE] in ["RGB565", "TRANSPARENT_IMAGE"]: elif config[CONF_TYPE] in ["RGB565", "TRANSPARENT_IMAGE"]:
data = [0 for _ in range(height * width * 2 * frames)] bytes_per_pixel = 3 if transparent else 2
data = [0 for _ in range(height * width * bytes_per_pixel * frames)]
pos = 0 pos = 0
for frameIndex in range(frames): for frameIndex in range(frames):
image.seek(frameIndex) image.seek(frameIndex)
@ -288,17 +289,13 @@ async def to_code(config):
G = g >> 2 G = g >> 2
B = b >> 3 B = b >> 3
rgb = (R << 11) | (G << 5) | B rgb = (R << 11) | (G << 5) | B
if transparent:
if rgb == 0x0020:
rgb = 0
if a < 0x80:
rgb = 0x0020
data[pos] = rgb >> 8 data[pos] = rgb >> 8
pos += 1 pos += 1
data[pos] = rgb & 0xFF data[pos] = rgb & 0xFF
pos += 1 pos += 1
if transparent:
data[pos] = a
pos += 1
elif config[CONF_TYPE] in ["BINARY", "TRANSPARENT_BINARY"]: elif config[CONF_TYPE] in ["BINARY", "TRANSPARENT_BINARY"]:
width8 = ((width + 7) // 8) * 8 width8 = ((width + 7) // 8) * 8

2
esphome/components/animation/animation.cpp
View file

@ -62,7 +62,7 @@ void Animation::set_frame(int frame) {
} }
void Animation::update_data_start_() { void Animation::update_data_start_() {
const uint32_t image_size = image_type_to_width_stride(this->width_, this->type_) * this->height_; const uint32_t image_size = this->get_width_stride() * this->height_;
this->data_start_ = this->animation_data_start_ + image_size * this->current_frame_; this->data_start_ = this->animation_data_start_ + image_size * this->current_frame_;
} }

13
esphome/components/image/__init__.py
View file

@ -361,24 +361,21 @@ async def to_code(config):
elif config[CONF_TYPE] in ["RGB565"]: elif config[CONF_TYPE] in ["RGB565"]:
image = image.convert("RGBA") image = image.convert("RGBA")
pixels = list(image.getdata()) pixels = list(image.getdata())
data = [0 for _ in range(height * width * 2)] bytes_per_pixel = 3 if transparent else 2
data = [0 for _ in range(height * width * bytes_per_pixel)]
pos = 0 pos = 0
for r, g, b, a in pixels: for r, g, b, a in pixels:
R = r >> 3 R = r >> 3
G = g >> 2 G = g >> 2
B = b >> 3 B = b >> 3
rgb = (R << 11) | (G << 5) | B rgb = (R << 11) | (G << 5) | B
if transparent:
if rgb == 0x0020:
rgb = 0
if a < 0x80:
rgb = 0x0020
data[pos] = rgb >> 8 data[pos] = rgb >> 8
pos += 1 pos += 1
data[pos] = rgb & 0xFF data[pos] = rgb & 0xFF
pos += 1 pos += 1
if transparent:
data[pos] = a
pos += 1
elif config[CONF_TYPE] in ["BINARY", "TRANSPARENT_BINARY"]: elif config[CONF_TYPE] in ["BINARY", "TRANSPARENT_BINARY"]:
if transparent: if transparent:

28
esphome/components/image/image.cpp
View file

@ -88,7 +88,7 @@ lv_img_dsc_t *Image::get_lv_img_dsc() {
this->dsc_.header.reserved = 0; this->dsc_.header.reserved = 0;
this->dsc_.header.w = this->width_; this->dsc_.header.w = this->width_;
this->dsc_.header.h = this->height_; this->dsc_.header.h = this->height_;
this->dsc_.data_size = image_type_to_width_stride(this->dsc_.header.w * this->dsc_.header.h, this->get_type()); this->dsc_.data_size = this->get_width_stride() * this->get_height();
switch (this->get_type()) { switch (this->get_type()) {
case IMAGE_TYPE_BINARY: case IMAGE_TYPE_BINARY:
this->dsc_.header.cf = LV_IMG_CF_ALPHA_1BIT; this->dsc_.header.cf = LV_IMG_CF_ALPHA_1BIT;
@ -104,17 +104,17 @@ lv_img_dsc_t *Image::get_lv_img_dsc() {
case IMAGE_TYPE_RGB565: case IMAGE_TYPE_RGB565:
#if LV_COLOR_DEPTH == 16 #if LV_COLOR_DEPTH == 16
this->dsc_.header.cf = this->has_transparency() ? LV_IMG_CF_TRUE_COLOR_CHROMA_KEYED : LV_IMG_CF_TRUE_COLOR; this->dsc_.header.cf = this->has_transparency() ? LV_IMG_CF_TRUE_COLOR_ALPHA : LV_IMG_CF_TRUE_COLOR;
#else #else
this->dsc_.header.cf = LV_IMG_CF_RGB565; this->dsc_.header.cf = LV_IMG_CF_RGB565;
#endif #endif
break; break;
case image::IMAGE_TYPE_RGBA: case IMAGE_TYPE_RGBA:
#if LV_COLOR_DEPTH == 32 #if LV_COLOR_DEPTH == 32
this->dsc_.header.cf = LV_IMG_CF_TRUE_COLOR; this->dsc_.header.cf = LV_IMG_CF_TRUE_COLOR;
#else #else
this->dsc_.header.cf = LV_IMG_CF_RGBA8888; this->dsc_.header.cf = LV_IMG_CF_TRUE_COLOR_ALPHA;
#endif #endif
break; break;
} }
@ -147,21 +147,21 @@ Color Image::get_rgb24_pixel_(int x, int y) const {
return color; return color;
} }
Color Image::get_rgb565_pixel_(int x, int y) const { Color Image::get_rgb565_pixel_(int x, int y) const {
const uint32_t pos = (x + y * this->width_) * 2; const uint8_t *pos = this->data_start_;
uint16_t rgb565 = if (this->transparent_) {
progmem_read_byte(this->data_start_ + pos + 0) << 8 | progmem_read_byte(this->data_start_ + pos + 1); pos += (x + y * this->width_) * 3;
} else {
pos += (x + y * this->width_) * 2;
}
uint16_t rgb565 = encode_uint16(progmem_read_byte(pos), progmem_read_byte(pos + 1));
auto r = (rgb565 & 0xF800) >> 11; auto r = (rgb565 & 0xF800) >> 11;
auto g = (rgb565 & 0x07E0) >> 5; auto g = (rgb565 & 0x07E0) >> 5;
auto b = rgb565 & 0x001F; auto b = rgb565 & 0x001F;
Color color = Color((r << 3) | (r >> 2), (g << 2) | (g >> 4), (b << 3) | (b >> 2)); auto a = this->transparent_ ? progmem_read_byte(pos + 2) : 0xFF;
if (rgb565 == 0x0020 && transparent_) { Color color = Color((r << 3) | (r >> 2), (g << 2) | (g >> 4), (b << 3) | (b >> 2), a);
// darkest green has been defined as transparent color for transparent RGB565 images.
color.w = 0;
} else {
color.w = 0xFF;
}
return color; return color;
} }
Color Image::get_grayscale_pixel_(int x, int y) const { Color Image::get_grayscale_pixel_(int x, int y) const {
const uint32_t pos = (x + y * this->width_); const uint32_t pos = (x + y * this->width_);
const uint8_t gray = progmem_read_byte(this->data_start_ + pos); const uint8_t gray = progmem_read_byte(this->data_start_ + pos);

37
esphome/components/image/image.h
View file

@ -17,24 +17,6 @@ enum ImageType {
IMAGE_TYPE_RGBA = 4, IMAGE_TYPE_RGBA = 4,
}; };
inline int image_type_to_bpp(ImageType type) {
switch (type) {
case IMAGE_TYPE_BINARY:
return 1;
case IMAGE_TYPE_GRAYSCALE:
return 8;
case IMAGE_TYPE_RGB565:
return 16;
case IMAGE_TYPE_RGB24:
return 24;
case IMAGE_TYPE_RGBA:
return 32;
}
return 0;
}
inline int image_type_to_width_stride(int width, ImageType type) { return (width * image_type_to_bpp(type) + 7u) / 8u; }
class Image : public display::BaseImage { class Image : public display::BaseImage {
public: public:
Image(const uint8_t *data_start, int width, int height, ImageType type); Image(const uint8_t *data_start, int width, int height, ImageType type);
@ -44,6 +26,25 @@ class Image : public display::BaseImage {
const uint8_t *get_data_start() const { return this->data_start_; } const uint8_t *get_data_start() const { return this->data_start_; }
ImageType get_type() const; ImageType get_type() const;
int get_bpp() const {
switch (this->type_) {
case IMAGE_TYPE_BINARY:
return 1;
case IMAGE_TYPE_GRAYSCALE:
return 8;
case IMAGE_TYPE_RGB565:
return this->transparent_ ? 24 : 16;
case IMAGE_TYPE_RGB24:
return 24;
case IMAGE_TYPE_RGBA:
return 32;
}
return 0;
}
/// Return the stride of the image in bytes, that is, the distance in bytes
/// between two consecutive rows of pixels.
uint32_t get_width_stride() const { return (this->width_ * this->get_bpp() + 7u) / 8u; }
void draw(int x, int y, display::Display *display, Color color_on, Color color_off) override; void draw(int x, int y, display::Display *display, Color color_on, Color color_off) override;
void set_transparency(bool transparent) { transparent_ = transparent; } void set_transparency(bool transparent) { transparent_ = transparent; }

10
esphome/components/online_image/online_image.cpp
View file

@ -215,16 +215,10 @@ void OnlineImage::draw_pixel_(int x, int y, Color color) {
} }
case ImageType::IMAGE_TYPE_RGB565: { case ImageType::IMAGE_TYPE_RGB565: {
uint16_t col565 = display::ColorUtil::color_to_565(color); uint16_t col565 = display::ColorUtil::color_to_565(color);
if (this->has_transparency()) {
if (col565 == 0x0020) {
col565 = 0;
}
if (color.w < 0x80) {
col565 = 0x0020;
}
}
this->buffer_[pos + 0] = static_cast<uint8_t>((col565 >> 8) & 0xFF); this->buffer_[pos + 0] = static_cast<uint8_t>((col565 >> 8) & 0xFF);
this->buffer_[pos + 1] = static_cast<uint8_t>(col565 & 0xFF); this->buffer_[pos + 1] = static_cast<uint8_t>(col565 & 0xFF);
if (this->has_transparency())
this->buffer_[pos + 2] = color.w;
break; break;
} }
case ImageType::IMAGE_TYPE_RGBA: { case ImageType::IMAGE_TYPE_RGBA: {

8
esphome/components/online_image/online_image.h
View file

@ -86,13 +86,9 @@ class OnlineImage : public PollingComponent,
Allocator allocator_{Allocator::Flags::ALLOW_FAILURE}; Allocator allocator_{Allocator::Flags::ALLOW_FAILURE};
uint32_t get_buffer_size_() const { return get_buffer_size_(this->buffer_width_, this->buffer_height_); } uint32_t get_buffer_size_() const { return get_buffer_size_(this->buffer_width_, this->buffer_height_); }
int get_buffer_size_(int width, int height) const { int get_buffer_size_(int width, int height) const { return (this->get_bpp() * width + 7u) / 8u * height; }
return std::ceil(image::image_type_to_bpp(this->type_) * width * height / 8.0);
}
int get_position_(int x, int y) const { int get_position_(int x, int y) const { return (x + y * this->buffer_width_) * this->get_bpp() / 8; }
return ((x + y * this->buffer_width_) * image::image_type_to_bpp(this->type_)) / 8;
}
ESPHOME_ALWAYS_INLINE bool auto_resize_() const { return this->fixed_width_ == 0 || this->fixed_height_ == 0; } ESPHOME_ALWAYS_INLINE bool auto_resize_() const { return this->fixed_width_ == 0 || this->fixed_height_ == 0; }

38
tests/components/image/common.yaml Normal file
View file

@ -0,0 +1,38 @@
image:
- id: binary_image
file: ../../pnglogo.png
type: BINARY
dither: FloydSteinberg
- id: transparent_transparent_image
file: ../../pnglogo.png
type: TRANSPARENT_BINARY
- id: rgba_image
file: ../../pnglogo.png
type: RGBA
resize: 50x50
- id: rgb24_image
file: ../../pnglogo.png
type: RGB24
use_transparency: yes
- id: rgb565_image
file: ../../pnglogo.png
type: RGB565
use_transparency: no
- id: web_svg_image
file: https://raw.githubusercontent.com/esphome/esphome-docs/a62d7ab193c1a464ed791670170c7d518189109b/images/logo.svg
resize: 256x48
type: TRANSPARENT_BINARY
- id: web_tiff_image
file: https://upload.wikimedia.org/wikipedia/commons/b/b6/SIPI_Jelly_Beans_4.1.07.tiff
type: RGB24
resize: 48x48
- id: web_redirect_image
file: https://avatars.githubusercontent.com/u/3060199?s=48&v=4
type: RGB24
resize: 48x48
- id: mdi_alert
file: mdi:alert-circle-outline
resize: 50x50
- id: another_alert_icon
file: mdi:alert-outline
type: BINARY

40
tests/components/image/test.esp32-ard.yaml
View file

@ -13,41 +13,5 @@ display:
reset_pin: 21 reset_pin: 21
invert_colors: true invert_colors: true
image: <<: !include common.yaml
- id: binary_image
file: ../../pnglogo.png
type: BINARY
dither: FloydSteinberg
- id: transparent_transparent_image
file: ../../pnglogo.png
type: TRANSPARENT_BINARY
- id: rgba_image
file: ../../pnglogo.png
type: RGBA
resize: 50x50
- id: rgb24_image
file: ../../pnglogo.png
type: RGB24
use_transparency: yes
- id: rgb565_image
file: ../../pnglogo.png
type: RGB565
use_transparency: no
- id: web_svg_image
file: https://raw.githubusercontent.com/esphome/esphome-docs/a62d7ab193c1a464ed791670170c7d518189109b/images/logo.svg
resize: 256x48
type: TRANSPARENT_BINARY
- id: web_tiff_image
file: https://upload.wikimedia.org/wikipedia/commons/b/b6/SIPI_Jelly_Beans_4.1.07.tiff
type: RGB24
resize: 48x48
- id: web_redirect_image
file: https://avatars.githubusercontent.com/u/3060199?s=48&v=4
type: RGB24
resize: 48x48
- id: mdi_alert
file: mdi:alert-circle-outline
resize: 50x50
- id: another_alert_icon
file: mdi:alert-outline
type: BINARY

39
tests/components/image/test.esp32-c3-ard.yaml
View file

@ -13,41 +13,4 @@ display:
reset_pin: 10 reset_pin: 10
invert_colors: true invert_colors: true
image: <<: !include common.yaml
- id: binary_image
file: ../../pnglogo.png
type: BINARY
dither: FloydSteinberg
- id: transparent_transparent_image
file: ../../pnglogo.png
type: TRANSPARENT_BINARY
- id: rgba_image
file: ../../pnglogo.png
type: RGBA
resize: 50x50
- id: rgb24_image
file: ../../pnglogo.png
type: RGB24
use_transparency: yes
- id: rgb565_image
file: ../../pnglogo.png
type: RGB565
use_transparency: no
- id: web_svg_image
file: https://raw.githubusercontent.com/esphome/esphome-docs/a62d7ab193c1a464ed791670170c7d518189109b/images/logo.svg
resize: 256x48
type: TRANSPARENT_BINARY
- id: web_tiff_image
file: https://upload.wikimedia.org/wikipedia/commons/b/b6/SIPI_Jelly_Beans_4.1.07.tiff
type: RGB24
resize: 48x48
- id: web_redirect_image
file: https://avatars.githubusercontent.com/u/3060199?s=48&v=4
type: RGB24
resize: 48x48
- id: mdi_alert
file: mdi:alert-circle-outline
resize: 50x50
- id: another_alert_icon
file: mdi:alert-outline
type: BINARY

39
tests/components/image/test.esp32-c3-idf.yaml
View file

@ -13,41 +13,4 @@ display:
reset_pin: 10 reset_pin: 10
invert_colors: true invert_colors: true
image: <<: !include common.yaml
- id: binary_image
file: ../../pnglogo.png
type: BINARY
dither: FloydSteinberg
- id: transparent_transparent_image
file: ../../pnglogo.png
type: TRANSPARENT_BINARY
- id: rgba_image
file: ../../pnglogo.png
type: RGBA
resize: 50x50
- id: rgb24_image
file: ../../pnglogo.png
type: RGB24
use_transparency: yes
- id: rgb565_image
file: ../../pnglogo.png
type: RGB565
use_transparency: no
- id: web_svg_image
file: https://raw.githubusercontent.com/esphome/esphome-docs/a62d7ab193c1a464ed791670170c7d518189109b/images/logo.svg
resize: 256x48
type: TRANSPARENT_BINARY
- id: web_tiff_image
file: https://upload.wikimedia.org/wikipedia/commons/b/b6/SIPI_Jelly_Beans_4.1.07.tiff
type: RGB24
resize: 48x48
- id: web_redirect_image
file: https://avatars.githubusercontent.com/u/3060199?s=48&v=4
type: RGB24
resize: 48x48
- id: mdi_alert
file: mdi:alert-circle-outline
resize: 50x50
- id: another_alert_icon
file: mdi:alert-outline
type: BINARY

39
tests/components/image/test.esp32-idf.yaml
View file

@ -13,41 +13,4 @@ display:
reset_pin: 21 reset_pin: 21
invert_colors: true invert_colors: true
image: <<: !include common.yaml
- id: binary_image
file: ../../pnglogo.png
type: BINARY
dither: FloydSteinberg
- id: transparent_transparent_image
file: ../../pnglogo.png
type: TRANSPARENT_BINARY
- id: rgba_image
file: ../../pnglogo.png
type: RGBA
resize: 50x50
- id: rgb24_image
file: ../../pnglogo.png
type: RGB24
use_transparency: yes
- id: rgb565_image
file: ../../pnglogo.png
type: RGB565
use_transparency: no
- id: web_svg_image
file: https://raw.githubusercontent.com/esphome/esphome-docs/a62d7ab193c1a464ed791670170c7d518189109b/images/logo.svg
resize: 256x48
type: TRANSPARENT_BINARY
- id: web_tiff_image
file: https://upload.wikimedia.org/wikipedia/commons/b/b6/SIPI_Jelly_Beans_4.1.07.tiff
type: RGB24
resize: 48x48
- id: web_redirect_image
file: https://avatars.githubusercontent.com/u/3060199?s=48&v=4
type: RGB24
resize: 48x48
- id: mdi_alert
file: mdi:alert-circle-outline
resize: 50x50
- id: another_alert_icon
file: mdi:alert-outline
type: BINARY

39
tests/components/image/test.esp8266-ard.yaml
View file

@ -13,41 +13,4 @@ display:
reset_pin: 16 reset_pin: 16
invert_colors: true invert_colors: true
image: <<: !include common.yaml
- id: binary_image
file: ../../pnglogo.png
type: BINARY
dither: FloydSteinberg
- id: transparent_transparent_image
file: ../../pnglogo.png
type: TRANSPARENT_BINARY
- id: rgba_image
file: ../../pnglogo.png
type: RGBA
resize: 50x50
- id: rgb24_image
file: ../../pnglogo.png
type: RGB24
use_transparency: yes
- id: rgb565_image
file: ../../pnglogo.png
type: RGB565
use_transparency: no
- id: web_svg_image
file: https://raw.githubusercontent.com/esphome/esphome-docs/a62d7ab193c1a464ed791670170c7d518189109b/images/logo.svg
resize: 256x48
type: TRANSPARENT_BINARY
- id: web_tiff_image
file: https://upload.wikimedia.org/wikipedia/commons/b/b6/SIPI_Jelly_Beans_4.1.07.tiff
type: RGB24
resize: 48x48
- id: web_redirect_image
file: https://avatars.githubusercontent.com/u/3060199?s=48&v=4
type: RGB24
resize: 48x48
- id: mdi_alert
file: mdi:alert-circle-outline
resize: 50x50
- id: another_alert_icon
file: mdi:alert-outline
type: BINARY

8
tests/components/image/test.host.yaml Normal file
View file

@ -0,0 +1,8 @@
display:
- platform: sdl
auto_clear_enabled: false
dimensions:
width: 480
height: 480
<<: !include common.yaml

39
tests/components/image/test.rp2040-ard.yaml
View file

@ -13,41 +13,4 @@ display:
reset_pin: 22 reset_pin: 22
invert_colors: true invert_colors: true
image: <<: !include common.yaml
- id: binary_image
file: ../../pnglogo.png
type: BINARY
dither: FloydSteinberg
- id: transparent_transparent_image
file: ../../pnglogo.png
type: TRANSPARENT_BINARY
- id: rgba_image
file: ../../pnglogo.png
type: RGBA
resize: 50x50
- id: rgb24_image
file: ../../pnglogo.png
type: RGB24
use_transparency: yes
- id: rgb565_image
file: ../../pnglogo.png
type: RGB565
use_transparency: no
- id: web_svg_image
file: https://raw.githubusercontent.com/esphome/esphome-docs/a62d7ab193c1a464ed791670170c7d518189109b/images/logo.svg
resize: 256x48
type: TRANSPARENT_BINARY
- id: web_tiff_image
file: https://upload.wikimedia.org/wikipedia/commons/b/b6/SIPI_Jelly_Beans_4.1.07.tiff
type: RGB24
resize: 48x48
- id: web_redirect_image
file: https://avatars.githubusercontent.com/u/3060199?s=48&v=4
type: RGB24
resize: 48x48
- id: mdi_alert
file: mdi:alert-circle-outline
resize: 50x50
- id: another_alert_icon
file: mdi:alert-outline
type: BINARY