mirror/v
1
0
Fork 0
mirror of https://github.com/vlang/v.git synced 2023-08-10 21:13:21 +03:00
Code Issues Projects Releases Wiki Activity

stbi: fix loading image from memory (#15981)

Browse Source
This commit is contained in:
locriacyber 2022-10-07 14:20:35 +00:00 committed by GitHub
parent 03f82d5f68
commit 07d5612347
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 12 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
vlib/gg/image.c.v
View File

@ -227,8 +227,9 @@ pub fn (mut ctx Context) create_image_from_memory(buf &u8, bufsize int) Image {
ok: stb_img.ok ok: stb_img.ok
data: stb_img.data data: stb_img.data
ext: stb_img.ext ext: stb_img.ext
id: ctx.image_cache.len
} }
img.init_sokol_image()
img.id = ctx.image_cache.len
ctx.image_cache << img ctx.image_cache << img
return img return img
} }

12
vlib/stbi/stbi.c.v
View File

@ -108,13 +108,21 @@ pub fn load(path string) ?Image {
// load_from_memory load an image from a memory buffer // load_from_memory load an image from a memory buffer
pub fn load_from_memory(buf &u8, bufsize int) ?Image { pub fn load_from_memory(buf &u8, bufsize int) ?Image {
return load_from_memory_with_channels(buf, bufsize, 0)
}
// load_from_memory_with_channels an image from a memory buffer, with user-defined number of image channels
pub fn load_from_memory_with_channels(buf &u8, bufsize int, desired_channels int) ?Image {
mut res := Image{ mut res := Image{
ok: true ok: true
data: 0 data: 0
} }
flag := C.STBI_rgb_alpha
res.data = C.stbi_load_from_memory(buf, bufsize, &res.width, &res.height, &res.nr_channels, res.data = C.stbi_load_from_memory(buf, bufsize, &res.width, &res.height, &res.nr_channels,
flag) desired_channels)
if desired_channels == 4 && res.nr_channels == 3 {
// Fix an alpha png bug
res.nr_channels = 4
}
if isnil(res.data) { if isnil(res.data) {
return error('stbi_image failed to load from memory') return error('stbi_image failed to load from memory')
} }