diff --git a/demos/benchmark/assets/img_benchmark_cogwheel_alpha256.c b/demos/benchmark/assets/img_benchmark_cogwheel_alpha256.c
index d694b9ee3..0fb47fce5 100644
--- a/demos/benchmark/assets/img_benchmark_cogwheel_alpha256.c
+++ b/demos/benchmark/assets/img_benchmark_cogwheel_alpha256.c
@@ -133,8 +133,8 @@ const lv_image_dsc_t img_benchmark_cogwheel_alpha256 = {
     .header.cf = LV_COLOR_FORMAT_A8,
     .header.w = 100,
     .header.h = 100,
-    .data_size = 10000,
     .data = img_benchmark_cogwheel_alpha256_map,
+    .data_size = sizeof(img_benchmark_cogwheel_alpha256_map),
 };
 
 #endif
diff --git a/demos/benchmark/assets/img_benchmark_cogwheel_argb.c b/demos/benchmark/assets/img_benchmark_cogwheel_argb.c
index 8678e7a50..a830cc13a 100644
--- a/demos/benchmark/assets/img_benchmark_cogwheel_argb.c
+++ b/demos/benchmark/assets/img_benchmark_cogwheel_argb.c
@@ -427,6 +427,7 @@ const lv_image_dsc_t img_benchmark_cogwheel_argb = {
     //    .data_size = 10000 * LV_COLOR_FORMAT_NATIVE_ALPHA_SIZE,
     .header.cf = LV_COLOR_DEPTH == 16 ? LV_COLOR_FORMAT_RGB565A8 : LV_COLOR_FORMAT_ARGB8888,
     .data = img_benchmark_cogwheel_argb_map,
+    .data_size = sizeof(img_benchmark_cogwheel_argb_map),
 };
 
 #endif
diff --git a/demos/benchmark/assets/img_benchmark_cogwheel_indexed16.c b/demos/benchmark/assets/img_benchmark_cogwheel_indexed16.c
index b9d1b7685..3857d1b8f 100644
--- a/demos/benchmark/assets/img_benchmark_cogwheel_indexed16.c
+++ b/demos/benchmark/assets/img_benchmark_cogwheel_indexed16.c
@@ -134,9 +134,9 @@ const LV_ATTRIBUTE_MEM_ALIGN LV_ATTRIBUTE_IMAGE_IMG_COGWHEEL_INDEXED16 uint8_t i
 const lv_image_dsc_t img_benchmark_cogwheel_indexed16 = {
     .header.w = 100,
     .header.h = 100,
-    .data_size = 5064,
     .header.cf = LV_COLOR_FORMAT_I4,
     .data = img_benchmark_cogwheel_indexed16_map,
+    .data_size = sizeof(img_benchmark_cogwheel_indexed16_map),
 };
 
 #endif
diff --git a/demos/benchmark/assets/img_benchmark_cogwheel_rgb.c b/demos/benchmark/assets/img_benchmark_cogwheel_rgb.c
index c5ca7c52e..259c62805 100644
--- a/demos/benchmark/assets/img_benchmark_cogwheel_rgb.c
+++ b/demos/benchmark/assets/img_benchmark_cogwheel_rgb.c
@@ -325,9 +325,9 @@ const LV_ATTRIBUTE_MEM_ALIGN LV_ATTRIBUTE_IMAGE_IMG_COGWHEEL_RGB uint8_t img_ben
 const lv_image_dsc_t img_benchmark_cogwheel_rgb = {
     .header.w = 100,
     .header.h = 100,
-    .data_size = 10000 * LV_COLOR_DEPTH / 8,
     .header.cf = LV_COLOR_FORMAT_NATIVE,
     .data = img_benchmark_cogwheel_rgb_map,
+    .data_size = sizeof(img_benchmark_cogwheel_rgb_map),
 };
 
 #endif
diff --git a/demos/multilang/assets/avatars/img_multilang_avatar_1.c b/demos/multilang/assets/avatars/img_multilang_avatar_1.c
index 57cd33f62..48da7600c 100644
--- a/demos/multilang/assets/avatars/img_multilang_avatar_1.c
+++ b/demos/multilang/assets/avatars/img_multilang_avatar_1.c
@@ -159,6 +159,7 @@ const lv_image_dsc_t img_multilang_avatar_1 = {
     .header.w = 128,
     .header.h = 128,
     .data = img_multilang_avatar_1_map,
+    .data_size = sizeof(img_multilang_avatar_1_map),
 };
 
 #endif
diff --git a/demos/multilang/assets/avatars/img_multilang_avatar_10.c b/demos/multilang/assets/avatars/img_multilang_avatar_10.c
index 70d5fe3ff..24662462e 100644
--- a/demos/multilang/assets/avatars/img_multilang_avatar_10.c
+++ b/demos/multilang/assets/avatars/img_multilang_avatar_10.c
@@ -159,6 +159,7 @@ const lv_image_dsc_t img_multilang_avatar_10 = {
     .header.w = 128,
     .header.h = 128,
     .data = img_multilang_avatar_10_map,
+    .data_size = sizeof(img_multilang_avatar_10_map),
 };
 
 #endif
diff --git a/demos/multilang/assets/avatars/img_multilang_avatar_11.c b/demos/multilang/assets/avatars/img_multilang_avatar_11.c
index 094cd8cd4..0b33e9338 100644
--- a/demos/multilang/assets/avatars/img_multilang_avatar_11.c
+++ b/demos/multilang/assets/avatars/img_multilang_avatar_11.c
@@ -159,6 +159,7 @@ const lv_image_dsc_t img_multilang_avatar_11 = {
     .header.w = 128,
     .header.h = 128,
     .data = img_multilang_avatar_11_map,
+    .data_size = sizeof(img_multilang_avatar_11_map),
 };
 
 #endif
diff --git a/demos/multilang/assets/avatars/img_multilang_avatar_12.c b/demos/multilang/assets/avatars/img_multilang_avatar_12.c
index b7fdc3a17..b164ad8c2 100644
--- a/demos/multilang/assets/avatars/img_multilang_avatar_12.c
+++ b/demos/multilang/assets/avatars/img_multilang_avatar_12.c
@@ -159,6 +159,7 @@ const lv_image_dsc_t img_multilang_avatar_12 = {
     .header.w = 128,
     .header.h = 128,
     .data = img_multilang_avatar_12_map,
+    .data_size = sizeof(img_multilang_avatar_12_map),
 };
 
 #endif
diff --git a/demos/multilang/assets/avatars/img_multilang_avatar_13.c b/demos/multilang/assets/avatars/img_multilang_avatar_13.c
index 348f9b655..8fcf0e83a 100644
--- a/demos/multilang/assets/avatars/img_multilang_avatar_13.c
+++ b/demos/multilang/assets/avatars/img_multilang_avatar_13.c
@@ -159,6 +159,7 @@ const lv_image_dsc_t img_multilang_avatar_13 = {
     .header.w = 128,
     .header.h = 128,
     .data = img_multilang_avatar_13_map,
+    .data_size = sizeof(img_multilang_avatar_13_map),
 };
 
 #endif
diff --git a/demos/multilang/assets/avatars/img_multilang_avatar_14.c b/demos/multilang/assets/avatars/img_multilang_avatar_14.c
index a52731935..0f4aab1e3 100644
--- a/demos/multilang/assets/avatars/img_multilang_avatar_14.c
+++ b/demos/multilang/assets/avatars/img_multilang_avatar_14.c
@@ -159,6 +159,7 @@ const lv_image_dsc_t img_multilang_avatar_14 = {
     .header.w = 128,
     .header.h = 128,
     .data = img_multilang_avatar_14_map,
+    .data_size = sizeof(img_multilang_avatar_14_map),
 };
 
 #endif
diff --git a/demos/multilang/assets/avatars/img_multilang_avatar_15.c b/demos/multilang/assets/avatars/img_multilang_avatar_15.c
index 4aa2ae4b4..1b61810a5 100644
--- a/demos/multilang/assets/avatars/img_multilang_avatar_15.c
+++ b/demos/multilang/assets/avatars/img_multilang_avatar_15.c
@@ -159,6 +159,7 @@ const lv_image_dsc_t img_multilang_avatar_15 = {
     .header.w = 128,
     .header.h = 128,
     .data = img_multilang_avatar_15_map,
+    .data_size = sizeof(img_multilang_avatar_15_map),
 };
 
 #endif
diff --git a/demos/multilang/assets/avatars/img_multilang_avatar_16.c b/demos/multilang/assets/avatars/img_multilang_avatar_16.c
index c8cd507e0..08153d570 100644
--- a/demos/multilang/assets/avatars/img_multilang_avatar_16.c
+++ b/demos/multilang/assets/avatars/img_multilang_avatar_16.c
@@ -159,6 +159,7 @@ const lv_image_dsc_t img_multilang_avatar_16 = {
     .header.w = 128,
     .header.h = 128,
     .data = img_multilang_avatar_16_map,
+    .data_size = sizeof(img_multilang_avatar_16_map),
 };
 
 #endif
diff --git a/demos/multilang/assets/avatars/img_multilang_avatar_17.c b/demos/multilang/assets/avatars/img_multilang_avatar_17.c
index 6b6222d92..f0da26fc1 100644
--- a/demos/multilang/assets/avatars/img_multilang_avatar_17.c
+++ b/demos/multilang/assets/avatars/img_multilang_avatar_17.c
@@ -159,6 +159,7 @@ const lv_image_dsc_t img_multilang_avatar_17 = {
     .header.w = 128,
     .header.h = 128,
     .data = img_multilang_avatar_17_map,
+    .data_size = sizeof(img_multilang_avatar_17_map),
 };
 
 #endif
diff --git a/demos/multilang/assets/avatars/img_multilang_avatar_18.c b/demos/multilang/assets/avatars/img_multilang_avatar_18.c
index c11632891..dc14b3a5a 100644
--- a/demos/multilang/assets/avatars/img_multilang_avatar_18.c
+++ b/demos/multilang/assets/avatars/img_multilang_avatar_18.c
@@ -159,6 +159,7 @@ const lv_image_dsc_t img_multilang_avatar_18 = {
     .header.w = 128,
     .header.h = 128,
     .data = img_multilang_avatar_18_map,
+    .data_size = sizeof(img_multilang_avatar_18_map),
 };
 
 #endif
diff --git a/demos/multilang/assets/avatars/img_multilang_avatar_19.c b/demos/multilang/assets/avatars/img_multilang_avatar_19.c
index 8b9eab679..ea07287dd 100644
--- a/demos/multilang/assets/avatars/img_multilang_avatar_19.c
+++ b/demos/multilang/assets/avatars/img_multilang_avatar_19.c
@@ -159,6 +159,7 @@ const lv_image_dsc_t img_multilang_avatar_19 = {
     .header.w = 128,
     .header.h = 128,
     .data = img_multilang_avatar_19_map,
+    .data_size = sizeof(img_multilang_avatar_19_map),
 };
 
 #endif
diff --git a/demos/multilang/assets/avatars/img_multilang_avatar_2.c b/demos/multilang/assets/avatars/img_multilang_avatar_2.c
index 07046e90a..bda29c18e 100644
--- a/demos/multilang/assets/avatars/img_multilang_avatar_2.c
+++ b/demos/multilang/assets/avatars/img_multilang_avatar_2.c
@@ -159,6 +159,7 @@ const lv_image_dsc_t img_multilang_avatar_2 = {
     .header.w = 128,
     .header.h = 128,
     .data = img_multilang_avatar_2_map,
+    .data_size = sizeof(img_multilang_avatar_2_map),
 };
 
 #endif
diff --git a/demos/multilang/assets/avatars/img_multilang_avatar_22.c b/demos/multilang/assets/avatars/img_multilang_avatar_22.c
index 38b47a850..f29a77afc 100644
--- a/demos/multilang/assets/avatars/img_multilang_avatar_22.c
+++ b/demos/multilang/assets/avatars/img_multilang_avatar_22.c
@@ -159,6 +159,7 @@ const lv_image_dsc_t img_multilang_avatar_22 = {
     .header.w = 128,
     .header.h = 128,
     .data = img_multilang_avatar_22_map,
+    .data_size = sizeof(img_multilang_avatar_22_map),
 };
 
 #endif
diff --git a/demos/multilang/assets/avatars/img_multilang_avatar_25.c b/demos/multilang/assets/avatars/img_multilang_avatar_25.c
index 5a0bf9f42..c280b062c 100644
--- a/demos/multilang/assets/avatars/img_multilang_avatar_25.c
+++ b/demos/multilang/assets/avatars/img_multilang_avatar_25.c
@@ -159,6 +159,7 @@ const lv_image_dsc_t img_multilang_avatar_25 = {
     .header.w = 128,
     .header.h = 128,
     .data = img_multilang_avatar_25_map,
+    .data_size = sizeof(img_multilang_avatar_25_map),
 };
 
 #endif
diff --git a/demos/multilang/assets/avatars/img_multilang_avatar_3.c b/demos/multilang/assets/avatars/img_multilang_avatar_3.c
index 05d3f7c17..fd046ca8b 100644
--- a/demos/multilang/assets/avatars/img_multilang_avatar_3.c
+++ b/demos/multilang/assets/avatars/img_multilang_avatar_3.c
@@ -159,6 +159,7 @@ const lv_image_dsc_t img_multilang_avatar_3 = {
     .header.w = 128,
     .header.h = 128,
     .data = img_multilang_avatar_3_map,
+    .data_size = sizeof(img_multilang_avatar_3_map),
 };
 
 #endif
diff --git a/demos/multilang/assets/avatars/img_multilang_avatar_4.c b/demos/multilang/assets/avatars/img_multilang_avatar_4.c
index fbf4e4d27..a7cbd6097 100644
--- a/demos/multilang/assets/avatars/img_multilang_avatar_4.c
+++ b/demos/multilang/assets/avatars/img_multilang_avatar_4.c
@@ -159,6 +159,7 @@ const lv_image_dsc_t img_multilang_avatar_4 = {
     .header.w = 128,
     .header.h = 128,
     .data = img_multilang_avatar_4_map,
+    .data_size = sizeof(img_multilang_avatar_4_map),
 };
 
 #endif
diff --git a/demos/multilang/assets/avatars/img_multilang_avatar_5.c b/demos/multilang/assets/avatars/img_multilang_avatar_5.c
index 58ad00e6e..b4af2bdb8 100644
--- a/demos/multilang/assets/avatars/img_multilang_avatar_5.c
+++ b/demos/multilang/assets/avatars/img_multilang_avatar_5.c
@@ -159,6 +159,7 @@ const lv_image_dsc_t img_multilang_avatar_5 = {
     .header.w = 128,
     .header.h = 128,
     .data = img_multilang_avatar_5_map,
+    .data_size = sizeof(img_multilang_avatar_5_map),
 };
 
 #endif
diff --git a/demos/multilang/assets/avatars/img_multilang_avatar_6.c b/demos/multilang/assets/avatars/img_multilang_avatar_6.c
index 284650ef4..6ac0a416d 100644
--- a/demos/multilang/assets/avatars/img_multilang_avatar_6.c
+++ b/demos/multilang/assets/avatars/img_multilang_avatar_6.c
@@ -159,6 +159,7 @@ const lv_image_dsc_t img_multilang_avatar_6 = {
     .header.w = 128,
     .header.h = 128,
     .data = img_multilang_avatar_6_map,
+    .data_size = sizeof(img_multilang_avatar_6_map),
 };
 
 #endif
diff --git a/demos/multilang/assets/avatars/img_multilang_avatar_7.c b/demos/multilang/assets/avatars/img_multilang_avatar_7.c
index a4e64eac3..7fd85dd5b 100644
--- a/demos/multilang/assets/avatars/img_multilang_avatar_7.c
+++ b/demos/multilang/assets/avatars/img_multilang_avatar_7.c
@@ -159,6 +159,7 @@ const lv_image_dsc_t img_multilang_avatar_7 = {
     .header.w = 128,
     .header.h = 128,
     .data = img_multilang_avatar_7_map,
+    .data_size = sizeof(img_multilang_avatar_7_map),
 };
 
 #endif
diff --git a/demos/multilang/assets/avatars/img_multilang_avatar_8.c b/demos/multilang/assets/avatars/img_multilang_avatar_8.c
index b27ef4baa..52e83ada2 100644
--- a/demos/multilang/assets/avatars/img_multilang_avatar_8.c
+++ b/demos/multilang/assets/avatars/img_multilang_avatar_8.c
@@ -159,6 +159,7 @@ const lv_image_dsc_t img_multilang_avatar_8 = {
     .header.w = 128,
     .header.h = 128,
     .data = img_multilang_avatar_8_map,
+    .data_size = sizeof(img_multilang_avatar_8_map),
 };
 
 #endif
diff --git a/demos/multilang/assets/avatars/img_multilang_avatar_9.c b/demos/multilang/assets/avatars/img_multilang_avatar_9.c
index 3af1bec16..531570f90 100644
--- a/demos/multilang/assets/avatars/img_multilang_avatar_9.c
+++ b/demos/multilang/assets/avatars/img_multilang_avatar_9.c
@@ -159,6 +159,7 @@ const lv_image_dsc_t img_multilang_avatar_9 = {
     .header.w = 128,
     .header.h = 128,
     .data = img_multilang_avatar_9_map,
+    .data_size = sizeof(img_multilang_avatar_9_map),
 };
 
 #endif
diff --git a/demos/multilang/assets/emojis/img_emoji_artist_palette.c b/demos/multilang/assets/emojis/img_emoji_artist_palette.c
index 36b36966f..5e4456e3d 100644
--- a/demos/multilang/assets/emojis/img_emoji_artist_palette.c
+++ b/demos/multilang/assets/emojis/img_emoji_artist_palette.c
@@ -50,6 +50,7 @@ const lv_image_dsc_t img_emoji_artist_palette = {
     .header.w = 18,
     .header.h = 19,
     .data = img_emoji_artist_palette_map,
+    .data_size = sizeof(img_emoji_artist_palette_map),
 };
 
 #endif
diff --git a/demos/multilang/assets/emojis/img_emoji_books.c b/demos/multilang/assets/emojis/img_emoji_books.c
index ec4088848..b8627b1a9 100644
--- a/demos/multilang/assets/emojis/img_emoji_books.c
+++ b/demos/multilang/assets/emojis/img_emoji_books.c
@@ -50,6 +50,7 @@ const lv_image_dsc_t img_emoji_books = {
     .header.w = 18,
     .header.h = 19,
     .data = img_emoji_books_map,
+    .data_size = sizeof(img_emoji_books_map),
 };
 
 #endif
diff --git a/demos/multilang/assets/emojis/img_emoji_camera_with_flash.c b/demos/multilang/assets/emojis/img_emoji_camera_with_flash.c
index 496b0e35c..8cf787d47 100644
--- a/demos/multilang/assets/emojis/img_emoji_camera_with_flash.c
+++ b/demos/multilang/assets/emojis/img_emoji_camera_with_flash.c
@@ -50,6 +50,7 @@ const lv_image_dsc_t img_emoji_camera_with_flash = {
     .header.w = 18,
     .header.h = 19,
     .data = img_emoji_camera_with_flash_map,
+    .data_size = sizeof(img_emoji_camera_with_flash_map),
 };
 
 #endif
diff --git a/demos/multilang/assets/emojis/img_emoji_cat_face.c b/demos/multilang/assets/emojis/img_emoji_cat_face.c
index edb3b62a8..c81fc3cf9 100644
--- a/demos/multilang/assets/emojis/img_emoji_cat_face.c
+++ b/demos/multilang/assets/emojis/img_emoji_cat_face.c
@@ -50,6 +50,7 @@ const lv_image_dsc_t img_emoji_cat_face = {
     .header.w = 18,
     .header.h = 19,
     .data = img_emoji_cat_face_map,
+    .data_size = sizeof(img_emoji_cat_face_map),
 };
 
 #endif
diff --git a/demos/multilang/assets/emojis/img_emoji_deciduous_tree.c b/demos/multilang/assets/emojis/img_emoji_deciduous_tree.c
index c010b6d6e..de2158bab 100644
--- a/demos/multilang/assets/emojis/img_emoji_deciduous_tree.c
+++ b/demos/multilang/assets/emojis/img_emoji_deciduous_tree.c
@@ -50,6 +50,7 @@ const lv_image_dsc_t img_emoji_deciduous_tree = {
     .header.w = 16,
     .header.h = 19,
     .data = img_emoji_deciduous_tree_map,
+    .data_size = sizeof(img_emoji_deciduous_tree_map),
 };
 
 #endif
diff --git a/demos/multilang/assets/emojis/img_emoji_dog_face.c b/demos/multilang/assets/emojis/img_emoji_dog_face.c
index ff445e327..cac69394a 100644
--- a/demos/multilang/assets/emojis/img_emoji_dog_face.c
+++ b/demos/multilang/assets/emojis/img_emoji_dog_face.c
@@ -50,6 +50,7 @@ const lv_image_dsc_t img_emoji_dog_face = {
     .header.w = 18,
     .header.h = 19,
     .data = img_emoji_dog_face_map,
+    .data_size = sizeof(img_emoji_dog_face_map),
 };
 
 #endif
diff --git a/demos/multilang/assets/emojis/img_emoji_earth_globe_europe_africa.c b/demos/multilang/assets/emojis/img_emoji_earth_globe_europe_africa.c
index eb1890f2e..195217959 100644
--- a/demos/multilang/assets/emojis/img_emoji_earth_globe_europe_africa.c
+++ b/demos/multilang/assets/emojis/img_emoji_earth_globe_europe_africa.c
@@ -50,6 +50,7 @@ const lv_image_dsc_t img_emoji_earth_globe_europe_africa = {
     .header.w = 19,
     .header.h = 19,
     .data = img_emoji_earth_globe_europe_africa_map,
+    .data_size = sizeof(img_emoji_earth_globe_europe_africa_map),
 };
 
 #endif
diff --git a/demos/multilang/assets/emojis/img_emoji_flexed_biceps.c b/demos/multilang/assets/emojis/img_emoji_flexed_biceps.c
index e6c5cd8b7..bb5982b15 100644
--- a/demos/multilang/assets/emojis/img_emoji_flexed_biceps.c
+++ b/demos/multilang/assets/emojis/img_emoji_flexed_biceps.c
@@ -50,6 +50,7 @@ const lv_image_dsc_t img_emoji_flexed_biceps = {
     .header.w = 18,
     .header.h = 19,
     .data = img_emoji_flexed_biceps_map,
+    .data_size = sizeof(img_emoji_flexed_biceps_map),
 };
 
 #endif
diff --git a/demos/multilang/assets/emojis/img_emoji_movie_camera.c b/demos/multilang/assets/emojis/img_emoji_movie_camera.c
index 9c54e54b3..60f7ed09d 100644
--- a/demos/multilang/assets/emojis/img_emoji_movie_camera.c
+++ b/demos/multilang/assets/emojis/img_emoji_movie_camera.c
@@ -50,6 +50,7 @@ const lv_image_dsc_t img_emoji_movie_camera = {
     .header.w = 18,
     .header.h = 19,
     .data = img_emoji_movie_camera_map,
+    .data_size = sizeof(img_emoji_movie_camera_map),
 };
 
 #endif
diff --git a/demos/multilang/assets/emojis/img_emoji_red_heart.c b/demos/multilang/assets/emojis/img_emoji_red_heart.c
index b0a2451ce..a19fbdc81 100644
--- a/demos/multilang/assets/emojis/img_emoji_red_heart.c
+++ b/demos/multilang/assets/emojis/img_emoji_red_heart.c
@@ -50,6 +50,7 @@ const lv_image_dsc_t img_emoji_red_heart = {
     .header.w = 18,
     .header.h = 19,
     .data = img_emoji_red_heart_map,
+    .data_size = sizeof(img_emoji_red_heart_map),
 };
 
 #endif
diff --git a/demos/multilang/assets/emojis/img_emoji_rocket.c b/demos/multilang/assets/emojis/img_emoji_rocket.c
index d2f033518..0e85e9359 100644
--- a/demos/multilang/assets/emojis/img_emoji_rocket.c
+++ b/demos/multilang/assets/emojis/img_emoji_rocket.c
@@ -50,6 +50,7 @@ const lv_image_dsc_t img_emoji_rocket = {
     .header.w = 16,
     .header.h = 19,
     .data = img_emoji_rocket_map,
+    .data_size = sizeof(img_emoji_rocket_map),
 };
 
 #endif
diff --git a/demos/multilang/assets/emojis/img_emoji_soccer_ball.c b/demos/multilang/assets/emojis/img_emoji_soccer_ball.c
index f62e34d5d..1e5799a1f 100644
--- a/demos/multilang/assets/emojis/img_emoji_soccer_ball.c
+++ b/demos/multilang/assets/emojis/img_emoji_soccer_ball.c
@@ -50,6 +50,7 @@ const lv_image_dsc_t img_emoji_soccer_ball = {
     .header.w = 18,
     .header.h = 19,
     .data = img_emoji_soccer_ball_map,
+    .data_size = sizeof(img_emoji_soccer_ball_map),
 };
 
 #endif
diff --git a/demos/multilang/assets/img_multilang_like.c b/demos/multilang/assets/img_multilang_like.c
index da8f90ac3..e92389f1d 100644
--- a/demos/multilang/assets/img_multilang_like.c
+++ b/demos/multilang/assets/img_multilang_like.c
@@ -48,6 +48,7 @@ const lv_image_dsc_t img_multilang_like = {
     .header.w = 20,
     .header.h = 17,
     .data = img_multilang_like_map,
+    .data_size = sizeof(img_multilang_like_map),
 };
 
 #endif
diff --git a/demos/music/assets/img_lv_demo_music_btn_corner_large.c b/demos/music/assets/img_lv_demo_music_btn_corner_large.c
index ff78b2428..86fdc986a 100644
--- a/demos/music/assets/img_lv_demo_music_btn_corner_large.c
+++ b/demos/music/assets/img_lv_demo_music_btn_corner_large.c
@@ -49,8 +49,8 @@ img_lv_demo_music_btn_corner_map[] = {
 const lv_image_dsc_t img_lv_demo_music_btn_corner = {
     .header.w = 32,
     .header.h = 32,
-    .data_size = 1024 * LV_COLOR_DEPTH / 8,
     .header.cf = LV_COLOR_FORMAT_ARGB8888,
     .data = img_lv_demo_music_btn_corner_map,
+    .data_size = sizeof(img_lv_demo_music_btn_corner_map),
 };
 #endif
diff --git a/demos/music/assets/img_lv_demo_music_btn_list_pause.c b/demos/music/assets/img_lv_demo_music_btn_list_pause.c
index e7226752e..a159f2687 100644
--- a/demos/music/assets/img_lv_demo_music_btn_list_pause.c
+++ b/demos/music/assets/img_lv_demo_music_btn_list_pause.c
@@ -73,6 +73,7 @@ const lv_image_dsc_t img_lv_demo_music_btn_list_pause = {
     .header.h = 60,
     .header.cf = LV_COLOR_FORMAT_ARGB8888,
     .data = img_lv_demo_music_btn_list_pause_map,
+    .data_size = sizeof(img_lv_demo_music_btn_list_pause_map),
 };
 
 #endif /*LV_USE_DEMO_MUSIC*/
diff --git a/demos/music/assets/img_lv_demo_music_btn_list_pause_large.c b/demos/music/assets/img_lv_demo_music_btn_list_pause_large.c
index 63a1764ee..0663939f7 100644
--- a/demos/music/assets/img_lv_demo_music_btn_list_pause_large.c
+++ b/demos/music/assets/img_lv_demo_music_btn_list_pause_large.c
@@ -122,9 +122,9 @@ img_lv_demo_music_btn_list_pause_map[] = {
 const lv_image_dsc_t img_lv_demo_music_btn_list_pause = {
     .header.w = 106,
     .header.h = 105,
-    .data_size = 11130 * LV_COLOR_DEPTH / 8,
     .header.cf = LV_COLOR_FORMAT_ARGB8888,
     .data = img_lv_demo_music_btn_list_pause_map,
+    .data_size = sizeof(img_lv_demo_music_btn_list_pause_map),
 };
 #endif
 
diff --git a/demos/music/assets/img_lv_demo_music_btn_list_play.c b/demos/music/assets/img_lv_demo_music_btn_list_play.c
index aa81f7c2f..b2f72d320 100644
--- a/demos/music/assets/img_lv_demo_music_btn_list_play.c
+++ b/demos/music/assets/img_lv_demo_music_btn_list_play.c
@@ -71,9 +71,9 @@ const LV_ATTRIBUTE_MEM_ALIGN uint8_t img_lv_demo_music_btn_list_play_map[] = {
 const lv_image_dsc_t img_lv_demo_music_btn_list_play = {
     .header.w = 58,
     .header.h = 60,
-    .data_size = 3480 * LV_COLOR_DEPTH / 8,
     .header.cf = LV_COLOR_FORMAT_ARGB8888,
     .data = img_lv_demo_music_btn_list_play_map,
+    .data_size = sizeof(img_lv_demo_music_btn_list_play_map),
 };
 
 
diff --git a/demos/music/assets/img_lv_demo_music_btn_list_play_large.c b/demos/music/assets/img_lv_demo_music_btn_list_play_large.c
index f51052324..06c1f630f 100644
--- a/demos/music/assets/img_lv_demo_music_btn_list_play_large.c
+++ b/demos/music/assets/img_lv_demo_music_btn_list_play_large.c
@@ -122,9 +122,9 @@ img_lv_demo_music_btn_list_play_map[] = {
 const lv_image_dsc_t img_lv_demo_music_btn_list_play = {
     .header.w = 106,
     .header.h = 105,
-    .data_size = 11130 * LV_COLOR_DEPTH / 8,
     .header.cf = LV_COLOR_FORMAT_ARGB8888,
     .data = img_lv_demo_music_btn_list_play_map,
+    .data_size = sizeof(img_lv_demo_music_btn_list_play_map),
 };
 
 #endif
diff --git a/demos/music/assets/img_lv_demo_music_btn_loop.c b/demos/music/assets/img_lv_demo_music_btn_loop.c
index b74ef8c61..bd1ee1c69 100644
--- a/demos/music/assets/img_lv_demo_music_btn_loop.c
+++ b/demos/music/assets/img_lv_demo_music_btn_loop.c
@@ -35,9 +35,9 @@ const LV_ATTRIBUTE_MEM_ALIGN uint8_t img_lv_demo_music_btn_loop_map[] = {
 const lv_image_dsc_t img_lv_demo_music_btn_loop = {
     .header.w = 24,
     .header.h = 24,
-    .data_size = 576 * LV_COLOR_DEPTH / 8,
     .header.cf = LV_COLOR_FORMAT_ARGB8888,
     .data = img_lv_demo_music_btn_loop_map,
+    .data_size = sizeof(img_lv_demo_music_btn_loop_map),
 };
 
 #endif /*LV_USE_DEMO_MUSIC*/
diff --git a/demos/music/assets/img_lv_demo_music_btn_loop_large.c b/demos/music/assets/img_lv_demo_music_btn_loop_large.c
index 545db9e26..217ccdc64 100644
--- a/demos/music/assets/img_lv_demo_music_btn_loop_large.c
+++ b/demos/music/assets/img_lv_demo_music_btn_loop_large.c
@@ -53,9 +53,9 @@ img_lv_demo_music_btn_loop_map[] = {
 const lv_image_dsc_t img_lv_demo_music_btn_loop = {
     .header.w = 37,
     .header.h = 36,
-    .data_size = 1332 * LV_COLOR_DEPTH / 8,
     .header.cf = LV_COLOR_FORMAT_ARGB8888,
     .data = img_lv_demo_music_btn_loop_map,
+    .data_size = sizeof(img_lv_demo_music_btn_loop_map),
 };
 
 #endif
diff --git a/demos/music/assets/img_lv_demo_music_btn_next.c b/demos/music/assets/img_lv_demo_music_btn_next.c
index 822823095..89bb2bdef 100644
--- a/demos/music/assets/img_lv_demo_music_btn_next.c
+++ b/demos/music/assets/img_lv_demo_music_btn_next.c
@@ -73,9 +73,9 @@ const LV_ATTRIBUTE_MEM_ALIGN uint8_t img_lv_demo_music_btn_next_map[] = {
 const lv_image_dsc_t img_lv_demo_music_btn_next = {
     .header.w = 62,
     .header.h = 62,
-    .data_size = 3844 * LV_COLOR_DEPTH / 8,
     .header.cf = LV_COLOR_FORMAT_ARGB8888,
     .data = img_lv_demo_music_btn_next_map,
+    .data_size = sizeof(img_lv_demo_music_btn_next_map),
 };
 
 #endif /*LV_USE_DEMO_MUSIC*/
diff --git a/demos/music/assets/img_lv_demo_music_btn_next_large.c b/demos/music/assets/img_lv_demo_music_btn_next_large.c
index d41acbce8..19d5b8952 100644
--- a/demos/music/assets/img_lv_demo_music_btn_next_large.c
+++ b/demos/music/assets/img_lv_demo_music_btn_next_large.c
@@ -127,9 +127,9 @@ img_lv_demo_music_btn_next_map[] = {
 const lv_image_dsc_t img_lv_demo_music_btn_next = {
     .header.w = 110,
     .header.h = 110,
-    .data_size = 12100 * LV_COLOR_DEPTH / 8,
     .header.cf = LV_COLOR_FORMAT_ARGB8888,
     .data = img_lv_demo_music_btn_next_map,
+    .data_size = sizeof(img_lv_demo_music_btn_next_map),
 };
 
 #endif
diff --git a/demos/music/assets/img_lv_demo_music_btn_pause.c b/demos/music/assets/img_lv_demo_music_btn_pause.c
index 58f210b3e..835438106 100644
--- a/demos/music/assets/img_lv_demo_music_btn_pause.c
+++ b/demos/music/assets/img_lv_demo_music_btn_pause.c
@@ -88,9 +88,9 @@ const LV_ATTRIBUTE_MEM_ALIGN uint8_t img_lv_demo_music_btn_pause_map[] = {
 const lv_image_dsc_t img_lv_demo_music_btn_pause = {
     .header.w = 79,
     .header.h = 77,
-    .data_size = 6083 * LV_COLOR_DEPTH / 8,
     .header.cf = LV_COLOR_FORMAT_ARGB8888,
     .data = img_lv_demo_music_btn_pause_map,
+    .data_size = sizeof(img_lv_demo_music_btn_pause_map),
 };
 
 #endif /*LV_USE_DEMO_MUSIC*/
diff --git a/demos/music/assets/img_lv_demo_music_btn_pause_large.c b/demos/music/assets/img_lv_demo_music_btn_pause_large.c
index aa69ac84a..f6b52b7cf 100644
--- a/demos/music/assets/img_lv_demo_music_btn_pause_large.c
+++ b/demos/music/assets/img_lv_demo_music_btn_pause_large.c
@@ -160,9 +160,9 @@ img_lv_demo_music_btn_pause_map[] = {
 const lv_image_dsc_t img_lv_demo_music_btn_pause = {
     .header.w = 141,
     .header.h = 142,
-    .data_size = 20022 * LV_COLOR_DEPTH / 8,
     .header.cf = LV_COLOR_FORMAT_ARGB8888,
     .data = img_lv_demo_music_btn_pause_map,
+    .data_size = sizeof(img_lv_demo_music_btn_pause_map),
 };
 
 #endif
diff --git a/demos/music/assets/img_lv_demo_music_btn_play.c b/demos/music/assets/img_lv_demo_music_btn_play.c
index 983ee2c47..11f93deef 100644
--- a/demos/music/assets/img_lv_demo_music_btn_play.c
+++ b/demos/music/assets/img_lv_demo_music_btn_play.c
@@ -88,9 +88,9 @@ const LV_ATTRIBUTE_MEM_ALIGN uint8_t img_lv_demo_music_btn_play_map[] = {
 const lv_image_dsc_t img_lv_demo_music_btn_play = {
     .header.w = 79,
     .header.h = 77,
-    .data_size = 6083 * LV_COLOR_DEPTH / 8,
     .header.cf = LV_COLOR_FORMAT_ARGB8888,
     .data = img_lv_demo_music_btn_play_map,
+    .data_size = sizeof(img_lv_demo_music_btn_play_map),
 };
 
 #endif /*LV_USE_DEMO_MUSIC*/
diff --git a/demos/music/assets/img_lv_demo_music_btn_play_large.c b/demos/music/assets/img_lv_demo_music_btn_play_large.c
index 562b227f3..fb73d2916 100644
--- a/demos/music/assets/img_lv_demo_music_btn_play_large.c
+++ b/demos/music/assets/img_lv_demo_music_btn_play_large.c
@@ -160,9 +160,9 @@ img_lv_demo_music_btn_play_map[] = {
 const lv_image_dsc_t img_lv_demo_music_btn_play = {
     .header.w = 141,
     .header.h = 142,
-    .data_size = 20022 * LV_COLOR_DEPTH / 8,
     .header.cf = LV_COLOR_FORMAT_ARGB8888,
     .data = img_lv_demo_music_btn_play_map,
+    .data_size = sizeof(img_lv_demo_music_btn_play_map),
 };
 
 
diff --git a/demos/music/assets/img_lv_demo_music_btn_prev.c b/demos/music/assets/img_lv_demo_music_btn_prev.c
index be9d128fd..ec3392d65 100644
--- a/demos/music/assets/img_lv_demo_music_btn_prev.c
+++ b/demos/music/assets/img_lv_demo_music_btn_prev.c
@@ -73,9 +73,9 @@ const LV_ATTRIBUTE_MEM_ALIGN uint8_t img_lv_demo_music_btn_prev_map[] = {
 const lv_image_dsc_t img_lv_demo_music_btn_prev = {
     .header.w = 62,
     .header.h = 62,
-    .data_size = 3844 * LV_COLOR_DEPTH / 8,
     .header.cf = LV_COLOR_FORMAT_ARGB8888,
     .data = img_lv_demo_music_btn_prev_map,
+    .data_size = sizeof(img_lv_demo_music_btn_prev_map),
 };
 
 #endif /*LV_USE_DEMO_MUSIC*/
diff --git a/demos/music/assets/img_lv_demo_music_btn_prev_large.c b/demos/music/assets/img_lv_demo_music_btn_prev_large.c
index a9c193ff9..04c8493be 100644
--- a/demos/music/assets/img_lv_demo_music_btn_prev_large.c
+++ b/demos/music/assets/img_lv_demo_music_btn_prev_large.c
@@ -128,9 +128,9 @@ img_lv_demo_music_btn_prev_map[] = {
 const lv_image_dsc_t img_lv_demo_music_btn_prev = {
     .header.w = 110,
     .header.h = 110,
-    .data_size = 12100 * LV_COLOR_DEPTH / 8,
     .header.cf = LV_COLOR_FORMAT_ARGB8888,
     .data = img_lv_demo_music_btn_prev_map,
+    .data_size = sizeof(img_lv_demo_music_btn_prev_map),
 };
 
 #endif
diff --git a/demos/music/assets/img_lv_demo_music_btn_rnd.c b/demos/music/assets/img_lv_demo_music_btn_rnd.c
index 64354b75c..324477b7a 100644
--- a/demos/music/assets/img_lv_demo_music_btn_rnd.c
+++ b/demos/music/assets/img_lv_demo_music_btn_rnd.c
@@ -35,9 +35,9 @@ const LV_ATTRIBUTE_MEM_ALIGN uint8_t img_lv_demo_music_btn_rnd_map[] = {
 const lv_image_dsc_t img_lv_demo_music_btn_rnd = {
     .header.w = 24,
     .header.h = 24,
-    .data_size = 576 * LV_COLOR_DEPTH / 8,
     .header.cf = LV_COLOR_FORMAT_ARGB8888,
     .data = img_lv_demo_music_btn_rnd_map,
+    .data_size = sizeof(img_lv_demo_music_btn_rnd_map),
 };
 
 #endif /*LV_USE_DEMO_MUSIC*/
diff --git a/demos/music/assets/img_lv_demo_music_btn_rnd_large.c b/demos/music/assets/img_lv_demo_music_btn_rnd_large.c
index b698592ab..2e4b44202 100644
--- a/demos/music/assets/img_lv_demo_music_btn_rnd_large.c
+++ b/demos/music/assets/img_lv_demo_music_btn_rnd_large.c
@@ -53,9 +53,9 @@ img_lv_demo_music_btn_rnd_map[] = {
 const lv_image_dsc_t img_lv_demo_music_btn_rnd = {
     .header.w = 37,
     .header.h = 36,
-    .data_size = 1332 * LV_COLOR_DEPTH / 8,
     .header.cf = LV_COLOR_FORMAT_ARGB8888,
     .data = img_lv_demo_music_btn_rnd_map,
+    .data_size = sizeof(img_lv_demo_music_btn_rnd_map),
 };
 
 
diff --git a/demos/music/assets/img_lv_demo_music_corner_left.c b/demos/music/assets/img_lv_demo_music_corner_left.c
index 47ebc7a3c..1af27ec53 100644
--- a/demos/music/assets/img_lv_demo_music_corner_left.c
+++ b/demos/music/assets/img_lv_demo_music_corner_left.c
@@ -29,9 +29,9 @@ const LV_ATTRIBUTE_MEM_ALIGN uint8_t img_lv_demo_music_corner_left_map[] = {
 const lv_image_dsc_t img_lv_demo_music_corner_left = {
     .header.w = 18,
     .header.h = 18,
-    .data_size = 324 * LV_COLOR_DEPTH / 8,
     .header.cf = LV_COLOR_FORMAT_ARGB8888,
     .data = img_lv_demo_music_corner_left_map,
+    .data_size = sizeof(img_lv_demo_music_corner_left_map),
 };
 
 #endif /*LV_USE_DEMO_MUSIC*/
diff --git a/demos/music/assets/img_lv_demo_music_corner_left_large.c b/demos/music/assets/img_lv_demo_music_corner_left_large.c
index 56f23bb36..b4e495917 100644
--- a/demos/music/assets/img_lv_demo_music_corner_left_large.c
+++ b/demos/music/assets/img_lv_demo_music_corner_left_large.c
@@ -51,9 +51,9 @@ img_lv_demo_music_corner_left_map[] = {
 const lv_image_dsc_t img_lv_demo_music_corner_left = {
     .header.w = 32,
     .header.h = 32,
-    .data_size = 1024 * LV_COLOR_DEPTH / 8,
     .header.cf = LV_COLOR_FORMAT_ARGB8888,
     .data = img_lv_demo_music_corner_left_map,
+    .data_size = sizeof(img_lv_demo_music_corner_left_map),
 };
 
 #endif
diff --git a/demos/music/assets/img_lv_demo_music_corner_right.c b/demos/music/assets/img_lv_demo_music_corner_right.c
index fddebc035..5b8937aa1 100644
--- a/demos/music/assets/img_lv_demo_music_corner_right.c
+++ b/demos/music/assets/img_lv_demo_music_corner_right.c
@@ -29,9 +29,9 @@ const LV_ATTRIBUTE_MEM_ALIGN uint8_t img_lv_demo_music_corner_right_map[] = {
 const lv_image_dsc_t img_lv_demo_music_corner_right = {
     .header.w = 18,
     .header.h = 18,
-    .data_size = 324 * LV_COLOR_DEPTH / 8,
     .header.cf = LV_COLOR_FORMAT_ARGB8888,
     .data = img_lv_demo_music_corner_right_map,
+    .data_size = sizeof(img_lv_demo_music_corner_right_map),
 };
 
 #endif /*LV_USE_DEMO_MUSIC*/
diff --git a/demos/music/assets/img_lv_demo_music_corner_right_large.c b/demos/music/assets/img_lv_demo_music_corner_right_large.c
index 5a7ad01d4..4367ea25d 100644
--- a/demos/music/assets/img_lv_demo_music_corner_right_large.c
+++ b/demos/music/assets/img_lv_demo_music_corner_right_large.c
@@ -51,9 +51,9 @@ img_lv_demo_music_corner_right_map[] = {
 const lv_image_dsc_t img_lv_demo_music_corner_right = {
     .header.w = 32,
     .header.h = 32,
-    .data_size = 1024 * LV_COLOR_DEPTH / 8,
     .header.cf = LV_COLOR_FORMAT_ARGB8888,
     .data = img_lv_demo_music_corner_right_map,
+    .data_size = sizeof(img_lv_demo_music_corner_right_map),
 };
 
 #endif
diff --git a/demos/music/assets/img_lv_demo_music_cover_1.c b/demos/music/assets/img_lv_demo_music_cover_1.c
index 062b969c6..8155fb508 100644
--- a/demos/music/assets/img_lv_demo_music_cover_1.c
+++ b/demos/music/assets/img_lv_demo_music_cover_1.c
@@ -187,9 +187,9 @@ const LV_ATTRIBUTE_MEM_ALIGN uint8_t img_lv_demo_music_cover_1_map[] = {
 lv_img_dsc_t img_lv_demo_music_cover_1 = {
     .header.w = 176,
     .header.h = 175,
-    .data_size = 30800 * LV_COLOR_DEPTH / 8,
     .header.cf = LV_COLOR_FORMAT_ARGB8888,
     .data = img_lv_demo_music_cover_1_map,
+    .data_size = sizeof(img_lv_demo_music_cover_1_map),
 };
 
 #endif /*LV_USE_DEMO_MUSIC*/
diff --git a/demos/music/assets/img_lv_demo_music_cover_1_large.c b/demos/music/assets/img_lv_demo_music_cover_1_large.c
index 121ebfa47..c57c562f7 100644
--- a/demos/music/assets/img_lv_demo_music_cover_1_large.c
+++ b/demos/music/assets/img_lv_demo_music_cover_1_large.c
@@ -10,7 +10,7 @@
     #define LV_ATTRIBUTE_IMAGE_IMG_LV_DEMO_MUSIC_COVER_1
 #endif
 
-const LV_ATTRIBUTE_MEM_ALIGN LV_ATTRIBUTE_LARGE_CONST 
+const LV_ATTRIBUTE_MEM_ALIGN LV_ATTRIBUTE_LARGE_CONST
 LV_ATTRIBUTE_IMAGE_IMG_LV_DEMO_MUSIC_COVER_1 uint8_t
 img_lv_demo_music_cover_1_map[] = {
     /*Pixel format: Blue: 8 bit, Green: 8 bit, Red: 8 bit, Fix 0xFF: 8 bit, */
@@ -448,9 +448,9 @@ img_lv_demo_music_cover_1_map[] = {
 const lv_img_dsc_t img_lv_demo_music_cover_1 = {
     .header.w = 428,
     .header.h = 428,
-    .data_size = 183184 * LV_COLOR_DEPTH / 8,
     .header.cf = LV_COLOR_FORMAT_ARGB8888,
     .data = img_lv_demo_music_cover_1_map,
+    .data_size = sizeof(img_lv_demo_music_cover_1_map),
 };
 
 #endif
diff --git a/demos/music/assets/img_lv_demo_music_cover_2.c b/demos/music/assets/img_lv_demo_music_cover_2.c
index dab34ffe6..615cac5e6 100644
--- a/demos/music/assets/img_lv_demo_music_cover_2.c
+++ b/demos/music/assets/img_lv_demo_music_cover_2.c
@@ -188,9 +188,9 @@ const LV_ATTRIBUTE_MEM_ALIGN uint8_t img_lv_demo_music_cover_2_map[] = {
 lv_img_dsc_t img_lv_demo_music_cover_2 = {
     .header.w = 176,
     .header.h = 175,
-    .data_size = 30800 * LV_COLOR_DEPTH / 8,
     .header.cf = LV_COLOR_FORMAT_ARGB8888,
     .data = img_lv_demo_music_cover_2_map,
+    .data_size = sizeof(img_lv_demo_music_cover_2_map),
 };
 
 #endif /*LV_USE_DEMO_MUSIC*/
diff --git a/demos/music/assets/img_lv_demo_music_cover_2_large.c b/demos/music/assets/img_lv_demo_music_cover_2_large.c
index 5e071cfb1..810959e8f 100644
--- a/demos/music/assets/img_lv_demo_music_cover_2_large.c
+++ b/demos/music/assets/img_lv_demo_music_cover_2_large.c
@@ -10,7 +10,7 @@
     #define LV_ATTRIBUTE_IMAGE_IMG_LV_DEMO_MUSIC_COVER_2
 #endif
 
-const LV_ATTRIBUTE_MEM_ALIGN LV_ATTRIBUTE_LARGE_CONST 
+const LV_ATTRIBUTE_MEM_ALIGN LV_ATTRIBUTE_LARGE_CONST
 LV_ATTRIBUTE_IMAGE_IMG_LV_DEMO_MUSIC_COVER_2 uint8_t
 img_lv_demo_music_cover_2_map[] = {
     /*Pixel format: Blue: 8 bit, Green: 8 bit, Red: 8 bit, Fix 0xFF: 8 bit, */
@@ -448,9 +448,9 @@ img_lv_demo_music_cover_2_map[] = {
 const lv_img_dsc_t img_lv_demo_music_cover_2 = {
     .header.w = 428,
     .header.h = 428,
-    .data_size = 183184 * LV_COLOR_DEPTH / 8,
     .header.cf = LV_COLOR_FORMAT_ARGB8888,
     .data = img_lv_demo_music_cover_2_map,
+    .data_size = sizeof(img_lv_demo_music_cover_2_map),
 };
 
 #endif
diff --git a/demos/music/assets/img_lv_demo_music_cover_3.c b/demos/music/assets/img_lv_demo_music_cover_3.c
index f7e39f44c..bb46bba25 100644
--- a/demos/music/assets/img_lv_demo_music_cover_3.c
+++ b/demos/music/assets/img_lv_demo_music_cover_3.c
@@ -188,9 +188,9 @@ const LV_ATTRIBUTE_MEM_ALIGN uint8_t img_lv_demo_music_cover_3_map[] = {
 lv_img_dsc_t img_lv_demo_music_cover_3 = {
     .header.w = 176,
     .header.h = 175,
-    .data_size = 30800 * LV_COLOR_DEPTH / 8,
     .header.cf = LV_COLOR_FORMAT_ARGB8888,
     .data = img_lv_demo_music_cover_3_map,
+    .data_size = sizeof(img_lv_demo_music_cover_3_map),
 };
 
 #endif /*LV_USE_DEMO_MUSIC*/
diff --git a/demos/music/assets/img_lv_demo_music_cover_3_large.c b/demos/music/assets/img_lv_demo_music_cover_3_large.c
index d4dbad0e3..cef92b841 100644
--- a/demos/music/assets/img_lv_demo_music_cover_3_large.c
+++ b/demos/music/assets/img_lv_demo_music_cover_3_large.c
@@ -10,7 +10,7 @@
     #define LV_ATTRIBUTE_IMAGE_IMG_LV_DEMO_MUSIC_COVER_3
 #endif
 
-const LV_ATTRIBUTE_MEM_ALIGN LV_ATTRIBUTE_LARGE_CONST 
+const LV_ATTRIBUTE_MEM_ALIGN LV_ATTRIBUTE_LARGE_CONST
 LV_ATTRIBUTE_IMAGE_IMG_LV_DEMO_MUSIC_COVER_3 uint8_t
 img_lv_demo_music_cover_3_map[] = {
     0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,0xff,0xff,0xff,0x00,
@@ -447,9 +447,9 @@ img_lv_demo_music_cover_3_map[] = {
 const lv_img_dsc_t img_lv_demo_music_cover_3 = {
     .header.w = 428,
     .header.h = 428,
-    .data_size = 183184 * LV_COLOR_DEPTH / 8,
     .header.cf = LV_COLOR_FORMAT_ARGB8888,
     .data = img_lv_demo_music_cover_3_map,
+    .data_size = sizeof(img_lv_demo_music_cover_3_map),
 };
 
 #endif
diff --git a/demos/music/assets/img_lv_demo_music_icon_1.c b/demos/music/assets/img_lv_demo_music_icon_1.c
index 524cf321f..68f17114b 100644
--- a/demos/music/assets/img_lv_demo_music_icon_1.c
+++ b/demos/music/assets/img_lv_demo_music_icon_1.c
@@ -36,9 +36,9 @@ const LV_ATTRIBUTE_MEM_ALIGN uint8_t img_lv_demo_music_icon_1_map[] = {
 const lv_image_dsc_t img_lv_demo_music_icon_1 = {
     .header.w = 24,
     .header.h = 24,
-    .data_size = 576 * LV_COLOR_DEPTH / 8,
     .header.cf = LV_COLOR_FORMAT_ARGB8888,
     .data = img_lv_demo_music_icon_1_map,
+    .data_size = sizeof(img_lv_demo_music_icon_1_map),
 };
 
 #endif /*LV_USE_DEMO_MUSIC*/
diff --git a/demos/music/assets/img_lv_demo_music_icon_1_large.c b/demos/music/assets/img_lv_demo_music_icon_1_large.c
index 6872598e4..d1ff4358e 100644
--- a/demos/music/assets/img_lv_demo_music_icon_1_large.c
+++ b/demos/music/assets/img_lv_demo_music_icon_1_large.c
@@ -49,9 +49,9 @@ img_lv_demo_music_icon_1_map[] = {
 const lv_image_dsc_t img_lv_demo_music_icon_1 = {
     .header.w = 30,
     .header.h = 30,
-    .data_size = 900 * LV_COLOR_DEPTH / 8,
     .header.cf = LV_COLOR_FORMAT_ARGB8888,
     .data = img_lv_demo_music_icon_1_map,
+    .data_size = sizeof(img_lv_demo_music_icon_1_map),
 };
 
 #endif
diff --git a/demos/music/assets/img_lv_demo_music_icon_2.c b/demos/music/assets/img_lv_demo_music_icon_2.c
index e9941460d..a4d129eb2 100644
--- a/demos/music/assets/img_lv_demo_music_icon_2.c
+++ b/demos/music/assets/img_lv_demo_music_icon_2.c
@@ -36,9 +36,9 @@ const LV_ATTRIBUTE_MEM_ALIGN uint8_t img_lv_demo_music_icon_2_map[] = {
 const lv_image_dsc_t img_lv_demo_music_icon_2 = {
     .header.w = 24,
     .header.h = 24,
-    .data_size = 576 * LV_COLOR_DEPTH / 8,
     .header.cf = LV_COLOR_FORMAT_ARGB8888,
     .data = img_lv_demo_music_icon_2_map,
+    .data_size = sizeof(img_lv_demo_music_icon_2_map),
 };
 
 #endif /*LV_USE_DEMO_MUSIC*/
diff --git a/demos/music/assets/img_lv_demo_music_icon_2_large.c b/demos/music/assets/img_lv_demo_music_icon_2_large.c
index 41ad8be04..7642aad95 100644
--- a/demos/music/assets/img_lv_demo_music_icon_2_large.c
+++ b/demos/music/assets/img_lv_demo_music_icon_2_large.c
@@ -50,9 +50,9 @@ img_lv_demo_music_icon_2_map[] = {
 const lv_image_dsc_t img_lv_demo_music_icon_2 = {
     .header.w = 31,
     .header.h = 31,
-    .data_size = 961 * LV_COLOR_DEPTH / 8,
     .header.cf = LV_COLOR_FORMAT_ARGB8888,
     .data = img_lv_demo_music_icon_2_map,
+    .data_size = sizeof(img_lv_demo_music_icon_2_map),
 };
 
 #endif
diff --git a/demos/music/assets/img_lv_demo_music_icon_3.c b/demos/music/assets/img_lv_demo_music_icon_3.c
index 111698917..780a93127 100644
--- a/demos/music/assets/img_lv_demo_music_icon_3.c
+++ b/demos/music/assets/img_lv_demo_music_icon_3.c
@@ -36,9 +36,9 @@ const LV_ATTRIBUTE_MEM_ALIGN uint8_t img_lv_demo_music_icon_3_map[] = {
 const lv_image_dsc_t img_lv_demo_music_icon_3 = {
     .header.w = 24,
     .header.h = 24,
-    .data_size = 576 * LV_COLOR_DEPTH / 8,
     .header.cf = LV_COLOR_FORMAT_ARGB8888,
     .data = img_lv_demo_music_icon_3_map,
+    .data_size = sizeof(img_lv_demo_music_icon_3_map),
 };
 
 #endif /*LV_USE_DEMO_MUSIC*/
diff --git a/demos/music/assets/img_lv_demo_music_icon_3_large.c b/demos/music/assets/img_lv_demo_music_icon_3_large.c
index 99d8d7879..6f6c256c9 100644
--- a/demos/music/assets/img_lv_demo_music_icon_3_large.c
+++ b/demos/music/assets/img_lv_demo_music_icon_3_large.c
@@ -51,9 +51,9 @@ img_lv_demo_music_icon_3_map[] = {
 const lv_image_dsc_t img_lv_demo_music_icon_3 = {
     .header.w = 34,
     .header.h = 32,
-    .data_size = 1088 * LV_COLOR_DEPTH / 8,
     .header.cf = LV_COLOR_FORMAT_ARGB8888,
     .data = img_lv_demo_music_icon_3_map,
+    .data_size = sizeof(img_lv_demo_music_icon_3_map),
 };
 
 #endif
diff --git a/demos/music/assets/img_lv_demo_music_icon_4.c b/demos/music/assets/img_lv_demo_music_icon_4.c
index f1f5d3d83..500c6f878 100644
--- a/demos/music/assets/img_lv_demo_music_icon_4.c
+++ b/demos/music/assets/img_lv_demo_music_icon_4.c
@@ -36,9 +36,9 @@ const LV_ATTRIBUTE_MEM_ALIGN uint8_t img_lv_demo_music_icon_4_map[] = {
 const lv_image_dsc_t img_lv_demo_music_icon_4 = {
     .header.w = 24,
     .header.h = 24,
-    .data_size = 576 * LV_COLOR_DEPTH / 8,
     .header.cf = LV_COLOR_FORMAT_ARGB8888,
     .data = img_lv_demo_music_icon_4_map,
+    .data_size = sizeof(img_lv_demo_music_icon_4_map),
 };
 
 #endif /*LV_USE_DEMO_MUSIC*/
diff --git a/demos/music/assets/img_lv_demo_music_icon_4_large.c b/demos/music/assets/img_lv_demo_music_icon_4_large.c
index 7409cb910..91d53dba2 100644
--- a/demos/music/assets/img_lv_demo_music_icon_4_large.c
+++ b/demos/music/assets/img_lv_demo_music_icon_4_large.c
@@ -49,9 +49,9 @@ img_lv_demo_music_icon_4_map[] = {
 const lv_image_dsc_t img_lv_demo_music_icon_4 = {
     .header.w = 32,
     .header.h = 30,
-    .data_size = 960 * LV_COLOR_DEPTH / 8,
     .header.cf = LV_COLOR_FORMAT_ARGB8888,
     .data = img_lv_demo_music_icon_4_map,
+    .data_size = sizeof(img_lv_demo_music_icon_4_map),
 };
 
 #endif
diff --git a/demos/music/assets/img_lv_demo_music_list_border.c b/demos/music/assets/img_lv_demo_music_list_border.c
index d418353b9..f28cdead3 100644
--- a/demos/music/assets/img_lv_demo_music_list_border.c
+++ b/demos/music/assets/img_lv_demo_music_list_border.c
@@ -15,9 +15,9 @@ const LV_ATTRIBUTE_MEM_ALIGN uint8_t img_lv_demo_music_list_border_map[] = {
 const lv_image_dsc_t img_lv_demo_music_list_border = {
     .header.w = 272,
     .header.h = 4,
-    .data_size = 1088 * LV_COLOR_DEPTH / 8,
     .header.cf = LV_COLOR_FORMAT_ARGB8888,
     .data = img_lv_demo_music_list_border_map,
+    .data_size = sizeof(img_lv_demo_music_list_border_map),
 };
 
 #endif /*LV_USE_DEMO_MUSIC*/
diff --git a/demos/music/assets/img_lv_demo_music_list_border_large.c b/demos/music/assets/img_lv_demo_music_list_border_large.c
index 6c663962e..ec8fc3799 100644
--- a/demos/music/assets/img_lv_demo_music_list_border_large.c
+++ b/demos/music/assets/img_lv_demo_music_list_border_large.c
@@ -26,9 +26,9 @@ img_lv_demo_music_list_border_map[] = {
 const lv_image_dsc_t img_lv_demo_music_list_border = {
     .header.w = 479,
     .header.h = 7,
-    .data_size = 3353 * LV_COLOR_DEPTH / 8,
     .header.cf = LV_COLOR_FORMAT_ARGB8888,
     .data = img_lv_demo_music_list_border_map,
+    .data_size = sizeof(img_lv_demo_music_list_border_map),
 };
 
 #endif
diff --git a/demos/music/assets/img_lv_demo_music_logo.c b/demos/music/assets/img_lv_demo_music_logo.c
index 676054a28..b69c5e9f4 100644
--- a/demos/music/assets/img_lv_demo_music_logo.c
+++ b/demos/music/assets/img_lv_demo_music_logo.c
@@ -109,9 +109,9 @@ const LV_ATTRIBUTE_MEM_ALIGN uint8_t img_lv_demo_music_logo_map[] = {
 const lv_image_dsc_t img_lv_demo_music_logo = {
     .header.w = 97,
     .header.h = 97,
-    .data_size = 9409 * LV_COLOR_DEPTH / 8,
     .header.cf = LV_COLOR_FORMAT_ARGB8888,
     .data = img_lv_demo_music_logo_map,
+    .data_size = sizeof(img_lv_demo_music_logo_map),
 };
 
 
diff --git a/demos/music/assets/img_lv_demo_music_slider_knob.c b/demos/music/assets/img_lv_demo_music_slider_knob.c
index 9fb7aae19..20bc1ff71 100644
--- a/demos/music/assets/img_lv_demo_music_slider_knob.c
+++ b/demos/music/assets/img_lv_demo_music_slider_knob.c
@@ -49,9 +49,9 @@ const LV_ATTRIBUTE_MEM_ALIGN uint8_t img_lv_demo_music_slider_knob_map[] = {
 const lv_image_dsc_t img_lv_demo_music_slider_knob = {
     .header.w = 36,
     .header.h = 38,
-    .data_size = 1368 * LV_COLOR_DEPTH / 8,
     .header.cf = LV_COLOR_FORMAT_ARGB8888,
     .data = img_lv_demo_music_slider_knob_map,
+    .data_size = sizeof(img_lv_demo_music_slider_knob_map),
 };
 
 #endif /*LV_USE_DEMO_MUSIC*/
diff --git a/demos/music/assets/img_lv_demo_music_slider_knob_large.c b/demos/music/assets/img_lv_demo_music_slider_knob_large.c
index 47f029c52..eccf1a1f5 100644
--- a/demos/music/assets/img_lv_demo_music_slider_knob_large.c
+++ b/demos/music/assets/img_lv_demo_music_slider_knob_large.c
@@ -84,9 +84,9 @@ img_lv_demo_music_slider_knob_map[] = {
 const lv_image_dsc_t img_lv_demo_music_slider_knob = {
     .header.w = 66,
     .header.h = 66,
-    .data_size = 4356 * LV_COLOR_DEPTH / 8,
     .header.cf = LV_COLOR_FORMAT_ARGB8888,
     .data = img_lv_demo_music_slider_knob_map,
+    .data_size = sizeof(img_lv_demo_music_slider_knob_map),
 };
 
 #endif
diff --git a/demos/music/assets/img_lv_demo_music_wave_bottom.c b/demos/music/assets/img_lv_demo_music_wave_bottom.c
index dfe225c2e..6269a95cf 100644
--- a/demos/music/assets/img_lv_demo_music_wave_bottom.c
+++ b/demos/music/assets/img_lv_demo_music_wave_bottom.c
@@ -54,9 +54,9 @@ const LV_ATTRIBUTE_MEM_ALIGN uint8_t img_lv_demo_music_wave_bottom_map[] = {
 const lv_image_dsc_t img_lv_demo_music_wave_bottom = {
     .header.w = 272,
     .header.h = 42,
-    .data_size = 11424 * LV_COLOR_DEPTH / 8,
     .header.cf = LV_COLOR_FORMAT_ARGB8888,
     .data = img_lv_demo_music_wave_bottom_map,
+    .data_size = sizeof(img_lv_demo_music_wave_bottom_map),
 };
 
 #endif /*LV_USE_DEMO_MUSIC*/
diff --git a/demos/music/assets/img_lv_demo_music_wave_bottom_large.c b/demos/music/assets/img_lv_demo_music_wave_bottom_large.c
index 284f5d0bd..f03f7c1bb 100644
--- a/demos/music/assets/img_lv_demo_music_wave_bottom_large.c
+++ b/demos/music/assets/img_lv_demo_music_wave_bottom_large.c
@@ -92,9 +92,9 @@ img_lv_demo_music_wave_bottom_map[] = {
 const lv_image_dsc_t img_lv_demo_music_wave_bottom = {
     .header.w = 479,
     .header.h = 74,
-    .data_size = 35446 * LV_COLOR_DEPTH / 8,
     .header.cf = LV_COLOR_FORMAT_ARGB8888,
     .data = img_lv_demo_music_wave_bottom_map,
+    .data_size = sizeof(img_lv_demo_music_wave_bottom_map),
 };
 
 #endif
diff --git a/demos/music/assets/img_lv_demo_music_wave_top.c b/demos/music/assets/img_lv_demo_music_wave_top.c
index f222c0821..2f885884c 100644
--- a/demos/music/assets/img_lv_demo_music_wave_top.c
+++ b/demos/music/assets/img_lv_demo_music_wave_top.c
@@ -54,9 +54,9 @@ const LV_ATTRIBUTE_MEM_ALIGN uint8_t img_lv_demo_music_wave_top_map[] = {
 const lv_image_dsc_t img_lv_demo_music_wave_top = {
     .header.w = 272,
     .header.h = 42,
-    .data_size = 11424 * LV_COLOR_DEPTH / 8,
     .header.cf = LV_COLOR_FORMAT_ARGB8888,
     .data = img_lv_demo_music_wave_top_map,
+    .data_size = sizeof(img_lv_demo_music_wave_top_map),
 };
 
 #endif /*LV_USE_DEMO_MUSIC*/
diff --git a/demos/music/assets/img_lv_demo_music_wave_top_large.c b/demos/music/assets/img_lv_demo_music_wave_top_large.c
index 8b6d9c0d5..d4539d69c 100644
--- a/demos/music/assets/img_lv_demo_music_wave_top_large.c
+++ b/demos/music/assets/img_lv_demo_music_wave_top_large.c
@@ -92,9 +92,9 @@ img_lv_demo_music_wave_top_map[] = {
 const lv_image_dsc_t img_lv_demo_music_wave_top = {
     .header.w = 479,
     .header.h = 74,
-    .data_size = 35446 * LV_COLOR_DEPTH / 8,
     .header.cf = LV_COLOR_FORMAT_ARGB8888,
     .data = img_lv_demo_music_wave_top_map,
+    .data_size = sizeof(img_lv_demo_music_wave_top_map),
 };
 
 #endif
diff --git a/demos/render/assets/img_render_arc_bg.c b/demos/render/assets/img_render_arc_bg.c
index e020b1011..7dc5abcc3 100644
--- a/demos/render/assets/img_render_arc_bg.c
+++ b/demos/render/assets/img_render_arc_bg.c
@@ -116,6 +116,6 @@ const lv_image_dsc_t img_render_arc_bg = {
     .header.cf = LV_COLOR_FORMAT_ARGB8888,
     .header.w = 100,
     .header.h = 100,
-    .data_size = 0,
     .data = img_render_arc_bg_map,
+    .data_size = sizeof(img_render_arc_bg_map),
 };
diff --git a/demos/render/assets/img_render_lvgl_logo_argb8888.c b/demos/render/assets/img_render_lvgl_logo_argb8888.c
index c9cf55ac4..a723a4d9e 100644
--- a/demos/render/assets/img_render_lvgl_logo_argb8888.c
+++ b/demos/render/assets/img_render_lvgl_logo_argb8888.c
@@ -59,6 +59,6 @@ const lv_img_dsc_t img_render_lvgl_logo_argb8888 = {
     .header.cf = LV_COLOR_FORMAT_ARGB8888,
     .header.w = 30,
     .header.h = 30,
-    .data_size = 900 * 4,
     .data = img_render_lvgl_logo_argb8888_map,
+    .data_size = sizeof(img_render_lvgl_logo_argb8888_map),
 };
diff --git a/demos/render/assets/img_render_lvgl_logo_rgb565.c b/demos/render/assets/img_render_lvgl_logo_rgb565.c
index f2a3cd540..f5a0c1f09 100644
--- a/demos/render/assets/img_render_lvgl_logo_rgb565.c
+++ b/demos/render/assets/img_render_lvgl_logo_rgb565.c
@@ -60,6 +60,6 @@ const lv_img_dsc_t img_render_lvgl_logo_rgb565 = {
     .header.cf = LV_COLOR_FORMAT_RGB565,
     .header.w = 30,
     .header.h = 30,
-    .data_size = 900 * 2,
     .data = img_render_lvgl_logo_rgb565_map,
+    .data_size = sizeof(img_render_lvgl_logo_rgb565_map),
 };
diff --git a/demos/render/assets/img_render_lvgl_logo_rgb888.c b/demos/render/assets/img_render_lvgl_logo_rgb888.c
index 7418e319d..6e233171f 100644
--- a/demos/render/assets/img_render_lvgl_logo_rgb888.c
+++ b/demos/render/assets/img_render_lvgl_logo_rgb888.c
@@ -199,6 +199,6 @@ const lv_img_dsc_t img_render_lvgl_logo_rgb888 = {
     .header.cf = LV_COLOR_FORMAT_RGB888,
     .header.w = 30,
     .header.h = 30,
-    .data_size = 900 * 3,
     .data = img_render_lvgl_logo_rgb888_map,
+    .data_size = sizeof(img_render_lvgl_logo_rgb888_map),
 };
diff --git a/demos/render/assets/img_render_lvgl_logo_xrgb8888.c b/demos/render/assets/img_render_lvgl_logo_xrgb8888.c
index fca60751b..941a1c66b 100644
--- a/demos/render/assets/img_render_lvgl_logo_xrgb8888.c
+++ b/demos/render/assets/img_render_lvgl_logo_xrgb8888.c
@@ -59,6 +59,6 @@ const lv_img_dsc_t img_render_lvgl_logo_xrgb8888 = {
     .header.cf = LV_COLOR_FORMAT_XRGB8888,
     .header.w = 30,
     .header.h = 30,
-    .data_size = 900 * 4,
     .data = img_render_lvgl_logo_xrgb8888_map,
+    .data_size = sizeof(img_render_lvgl_logo_xrgb8888_map),
 };
diff --git a/demos/transform/assets/img_transform_avatar_15.c b/demos/transform/assets/img_transform_avatar_15.c
index c7403abeb..32c44117f 100644
--- a/demos/transform/assets/img_transform_avatar_15.c
+++ b/demos/transform/assets/img_transform_avatar_15.c
@@ -109,6 +109,6 @@ const lv_image_dsc_t img_transform_avatar_15 = {
     .header.cf = LV_COLOR_FORMAT_ARGB8888,
     .header.w = 80,
     .header.h = 80,
-    .data_size = 0,
     .data = img_transform_avatar_15_map,
+    .data_size = sizeof(img_transform_avatar_15_map),
 };
diff --git a/demos/vector_graphic/assets/img_demo_vector_avatar.c b/demos/vector_graphic/assets/img_demo_vector_avatar.c
index dc12c7d9d..5b9c1476c 100644
--- a/demos/vector_graphic/assets/img_demo_vector_avatar.c
+++ b/demos/vector_graphic/assets/img_demo_vector_avatar.c
@@ -184,4 +184,5 @@ const lv_image_dsc_t img_demo_vector_avatar = {
     .header.w = 160,
     .header.h = 154,
     .data = img_demo_vector_avatar_map,
+    .data_size = sizeof(img_demo_vector_avatar_map),
 };
diff --git a/demos/widgets/assets/img_clothes.c b/demos/widgets/assets/img_clothes.c
index bc11273c6..0303ccd8c 100644
--- a/demos/widgets/assets/img_clothes.c
+++ b/demos/widgets/assets/img_clothes.c
@@ -251,6 +251,7 @@ const lv_image_dsc_t img_clothes = {
     .header.h = 56,
     .header.cf = LV_COLOR_DEPTH == 16 ? LV_COLOR_FORMAT_RGB565A8 : LV_COLOR_FORMAT_ARGB8888,
     .data = img_clothes_map,
+    .data_size = sizeof(img_clothes_map),
 };
 
 #endif
diff --git a/demos/widgets/assets/img_demo_widgets_avatar.c b/demos/widgets/assets/img_demo_widgets_avatar.c
index 06b80c526..bc051d3a9 100644
--- a/demos/widgets/assets/img_demo_widgets_avatar.c
+++ b/demos/widgets/assets/img_demo_widgets_avatar.c
@@ -184,4 +184,5 @@ const lv_image_dsc_t img_demo_widgets_avatar = {
     .header.w = 160,
     .header.h = 154,
     .data = img_demo_widgets_avatar_map,
+    .data_size = sizeof(img_demo_widgets_avatar_map),
 };
diff --git a/demos/widgets/assets/img_lvgl_logo.c b/demos/widgets/assets/img_lvgl_logo.c
index 575ecf4d3..d220ea78b 100644
--- a/demos/widgets/assets/img_lvgl_logo.c
+++ b/demos/widgets/assets/img_lvgl_logo.c
@@ -62,6 +62,7 @@ const lv_image_dsc_t img_lvgl_logo = {
     .header.h = 43,
     .header.cf = LV_COLOR_FORMAT_ARGB8888,
     .data = img_lvgl_logo_map,
+    .data_size = sizeof(img_lvgl_logo_map),
 };
 
 #endif
diff --git a/examples/assets/animimg001.c b/examples/assets/animimg001.c
index 550040564..3ba890402 100644
--- a/examples/assets/animimg001.c
+++ b/examples/assets/animimg001.c
@@ -188,6 +188,7 @@ const lv_image_dsc_t animimg001 = {
     .header.h = 170,
     .header.cf = LV_COLOR_FORMAT_ARGB8888,
     .data = animimg001_map,
+    .data_size = sizeof(animimg001_map),
 };
 
 #endif /* LV_BUILD_EXAMPLES */
diff --git a/examples/assets/animimg002.c b/examples/assets/animimg002.c
index 84a9bf7ba..c8ad7f989 100644
--- a/examples/assets/animimg002.c
+++ b/examples/assets/animimg002.c
@@ -188,6 +188,7 @@ const lv_image_dsc_t animimg002 = {
     .header.h = 170,
     .header.cf = LV_COLOR_FORMAT_ARGB8888,
     .data = animimg002_map,
+    .data_size = sizeof(animimg002_map),
 };
 
 #endif /* LV_BUILD_EXAMPLES */
diff --git a/examples/assets/animimg003.c b/examples/assets/animimg003.c
index cd25821ea..1105cbe2a 100644
--- a/examples/assets/animimg003.c
+++ b/examples/assets/animimg003.c
@@ -188,6 +188,7 @@ const lv_image_dsc_t animimg003 = {
     .header.h = 170,
     .header.cf = LV_COLOR_FORMAT_ARGB8888,
     .data = animimg003_map,
+    .data_size = sizeof(animimg003_map),
 };
 
 #endif /* LV_BUILD_EXAMPLES */
diff --git a/examples/assets/emoji/img_emoji_F617.c b/examples/assets/emoji/img_emoji_F617.c
index 6a7c066d7..c0a2cbfbe 100644
--- a/examples/assets/emoji/img_emoji_F617.c
+++ b/examples/assets/emoji/img_emoji_F617.c
@@ -242,6 +242,6 @@ const lv_image_dsc_t emoji_F617 = {
     .header.cf = LV_COLOR_FORMAT_NATIVE,
     .header.w = 72,
     .header.h = 72,
-    .data_size = 5184 * LV_COLOR_DEPTH / 8,
     .data = emoji_F617_map,
+    .data_size = sizeof(emoji_F617_map),
 };
diff --git a/examples/assets/img_caret_down.c b/examples/assets/img_caret_down.c
index 876ae4250..e29095c19 100644
--- a/examples/assets/img_caret_down.c
+++ b/examples/assets/img_caret_down.c
@@ -51,6 +51,7 @@ const lv_image_dsc_t img_caret_down = {
     .header.h = 8,
     .header.cf = LV_COLOR_FORMAT_ARGB8888,
     .data = img_caret_down_map,
+    .data_size = sizeof(img_caret_down_map),
 };
 
 #endif /* LV_BUILD_EXAMPLES */
diff --git a/examples/assets/img_cogwheel_argb.c b/examples/assets/img_cogwheel_argb.c
index 12007350b..b62aa5e75 100644
--- a/examples/assets/img_cogwheel_argb.c
+++ b/examples/assets/img_cogwheel_argb.c
@@ -117,9 +117,9 @@ const LV_ATTRIBUTE_MEM_ALIGN LV_ATTRIBUTE_IMAGE_IMG_COGWHEEL_ARGB uint8_t img_co
 const lv_image_dsc_t img_cogwheel_argb = {
     .header.w = 100,
     .header.h = 100,
-    .data_size = 10000 * 4,
     .header.cf = LV_COLOR_FORMAT_ARGB8888,
     .data = img_cogwheel_argb_map,
+    .data_size = sizeof(img_cogwheel_argb_map),
 };
 
 #endif /* LV_BUILD_EXAMPLES */
diff --git a/examples/assets/img_cogwheel_indexed16.c b/examples/assets/img_cogwheel_indexed16.c
index ffcbbde49..e9e8d1b43 100644
--- a/examples/assets/img_cogwheel_indexed16.c
+++ b/examples/assets/img_cogwheel_indexed16.c
@@ -133,9 +133,9 @@ const LV_ATTRIBUTE_MEM_ALIGN LV_ATTRIBUTE_IMAGE_IMG_COGWHEEL_INDEXED16 uint8_t i
 const lv_image_dsc_t img_cogwheel_indexed16 = {
     .header.w = 100,
     .header.h = 100,
-    .data_size = 5064,
     .header.cf = LV_COLOR_FORMAT_I4,
     .data = img_cogwheel_indexed16_map,
+    .data_size = sizeof(img_cogwheel_indexed16_map),
 };
 
 #endif /* LV_BUILD_EXAMPLES */
diff --git a/examples/assets/img_cogwheel_rgb.c b/examples/assets/img_cogwheel_rgb.c
index 738cd3e54..4ffa34312 100644
--- a/examples/assets/img_cogwheel_rgb.c
+++ b/examples/assets/img_cogwheel_rgb.c
@@ -428,9 +428,9 @@ const LV_ATTRIBUTE_MEM_ALIGN LV_ATTRIBUTE_IMAGE_IMG_COGWHEEL_RGB uint8_t img_cog
 const lv_image_dsc_t img_cogwheel_rgb = {
     .header.w = 100,
     .header.h = 100,
-    .data_size = 10000 * LV_COLOR_DEPTH / 8,
     .header.cf = LV_COLOR_FORMAT_NATIVE,
     .data = img_cogwheel_rgb_map,
+    .data_size = sizeof(img_cogwheel_rgb_map),
 };
 
 #endif /* LV_BUILD_EXAMPLES */
diff --git a/examples/assets/img_hand.c b/examples/assets/img_hand.c
index 6232a6e96..d3369e023 100644
--- a/examples/assets/img_hand.c
+++ b/examples/assets/img_hand.c
@@ -27,6 +27,7 @@ const lv_image_dsc_t img_hand = {
     .header.h = 9,
     .header.cf = LV_COLOR_FORMAT_ARGB8888,
     .data = img_hand_map,
+    .data_size = sizeof(img_hand_map),
 };
 
 #endif /* LV_BUILD_EXAMPLES */
diff --git a/examples/assets/img_skew_strip.c b/examples/assets/img_skew_strip.c
index 8959001e5..2d77a54c1 100644
--- a/examples/assets/img_skew_strip.c
+++ b/examples/assets/img_skew_strip.c
@@ -87,6 +87,7 @@ const lv_image_dsc_t img_skew_strip = {
     .header.h = 20,
     .header.cf = LV_COLOR_FORMAT_ARGB8888,
     .data = img_skew_strip_map,
+    .data_size = sizeof(img_skew_strip_map),
 };
 
 #endif /* LV_BUILD_EXAMPLES */
diff --git a/examples/assets/img_star.c b/examples/assets/img_star.c
index fef6578af..f352bf0d6 100644
--- a/examples/assets/img_star.c
+++ b/examples/assets/img_star.c
@@ -48,6 +48,7 @@ const lv_image_dsc_t img_star = {
     .header.h = 29,
     .header.cf = LV_COLOR_FORMAT_ARGB8888,
     .data = img_star_map,
+    .data_size = sizeof(img_star_map),
 };
 
 #endif /* LV_BUILD_EXAMPLES */
diff --git a/examples/assets/imgbtn_left.c b/examples/assets/imgbtn_left.c
index 3f6594f84..0266fa065 100644
--- a/examples/assets/imgbtn_left.c
+++ b/examples/assets/imgbtn_left.c
@@ -69,6 +69,7 @@ const lv_image_dsc_t imagebutton_left = {
     .header.h = 50,
     .header.cf = LV_COLOR_FORMAT_ARGB8888,
     .data = imagebutton_left_map,
+    .data_size = sizeof(imagebutton_left_map),
 };
 
 #endif /* LV_BUILD_EXAMPLES */
diff --git a/examples/assets/imgbtn_mid.c b/examples/assets/imgbtn_mid.c
index 3711d6a67..fde95fe29 100644
--- a/examples/assets/imgbtn_mid.c
+++ b/examples/assets/imgbtn_mid.c
@@ -68,6 +68,7 @@ const lv_image_dsc_t imagebutton_mid = {
     .header.h = 49,
     .header.cf = LV_COLOR_FORMAT_ARGB8888,
     .data = imagebutton_mid_map,
+    .data_size = sizeof(imagebutton_mid_map),
 };
 
 #endif /* LV_BUILD_EXAMPLES */
diff --git a/examples/assets/imgbtn_right.c b/examples/assets/imgbtn_right.c
index 9e3a42b7c..1ebfe0d12 100644
--- a/examples/assets/imgbtn_right.c
+++ b/examples/assets/imgbtn_right.c
@@ -70,6 +70,7 @@ const lv_image_dsc_t imagebutton_right = {
     .header.h = 50,
     .header.cf = LV_COLOR_FORMAT_ARGB8888,
     .data = imagebutton_right_map,
+    .data_size = sizeof(imagebutton_right_map),
 };
 
 #endif /* LV_BUILD_EXAMPLES */
diff --git a/examples/libs/gif/img_bulb_gif.c b/examples/libs/gif/img_bulb_gif.c
index fc3a6b6e8..d93b72dba 100644
--- a/examples/libs/gif/img_bulb_gif.c
+++ b/examples/libs/gif/img_bulb_gif.c
@@ -1120,7 +1120,7 @@ static const LV_ATTRIBUTE_MEM_ALIGN LV_ATTRIBUTE_LARGE_CONST LV_ATTRIBUTE_IMAGE_
 const lv_image_dsc_t img_bulb_gif = {
     .header.w = 0,
     .header.h = 0,
-    .data_size = 0,
     .header.cf = LV_COLOR_FORMAT_RAW,
     .data = img_blub_gif_map,
+    .data_size = sizeof(img_blub_gif_map),
 };
diff --git a/examples/libs/lodepng/img_wink_png.c b/examples/libs/lodepng/img_wink_png.c
index 33acdf89d..2402aff7a 100644
--- a/examples/libs/lodepng/img_wink_png.c
+++ b/examples/libs/lodepng/img_wink_png.c
@@ -338,9 +338,9 @@ const LV_ATTRIBUTE_MEM_ALIGN LV_ATTRIBUTE_LARGE_CONST LV_ATTRIBUTE_IMAGE_PNG_DEC
 const lv_image_dsc_t img_wink_png = {
     .header.w = 50,
     .header.h = 50,
-    .data_size = 5158,
     .header.cf = LV_COLOR_FORMAT_RAW_ALPHA,
     .data = img_wink_png_map,
+    .data_size = sizeof(img_wink_png_map),
 };
 
 #endif /*LV_USE_LODEPNG && LV_BUILD_EXAMPLES*/
diff --git a/scripts/LVGLImage.py b/scripts/LVGLImage.py
index 4e99b2765..b720a2df0 100755
--- a/scripts/LVGLImage.py
+++ b/scripts/LVGLImage.py
@@ -640,7 +640,7 @@ const lv_img_dsc_t {varname} = {{
   .header.w = {self.w},
   .header.h = {self.h},
   .header.stride = {self.stride},
-  .data_size = {len(compressed.compressed)},
+  .data_size = sizeof({varname}_map),
   .data = {varname}_map,
 }};