stb

stb copied to clipboard

Improve the stb_vorbis_get_sample_offset() accuracy

5

**Is your feature request related to a problem? Please describe.** Current "stb_vorbis_get_sample_offset()" returns the sample position at the frame edge. This is not enough for operations that require the sample-accurate...

Wohlstand

**Describe the bug** `UBSAN: runtime error: signed integer overflow: -126340289 * 17 cannot be represented in type 'int'` and `UBSAN: runtime error: signed integer overflow: -2147450975 + -32767 cannot be...

pietroborrello

**Describe the bug** Several `UBSAN runtime error: shift exponent 32 is too large for 32-bit type 'unsigned int'` and similar **To Reproduce** Built stb according to [the oss-fuzz script](https://github.com/nothings/stb/blob/master/tests/ossfuzz.sh) with...

pietroborrello

stb_c_lexer crash

4

crash when parse source NOT endswith newline. // main helper function for returning a parsed token static int stb__clex_token(stb_lexer *lexer, int token, char *start, char *end) { lexer->token = token;...

louisliangjun

andreas-schwab

stb_lib proposal (replacing stb.h)

6

## Overview I am proposing to replace stb.h with a new smaller library, stb_lib.h. I am looking for feedback from people currently using stb.h. ## Background stb.h wasn't originally intended...

nothings

stb_sprintf: possible unaligned access

10

stb_sprintf: possible unaligned access In the function 'vsprintfcb': https://github.com/nothings/stb/blob/af1a5bc352164740c1cc1354942b1c6b72eacb8a/stb_sprintf.h#L1104 The cast to write-access 's' is not safe. I think it's safe in practice, but it could theoretically lead to an...

stefano-zanotti-88

Using cppcheck on the code turns up some minor cleanups

3

See https://github.com/syoyo/tinygltf/issues/263. I'll copy the relevant bits here. Try the free cppcheck tool on the code.  and that's just the start. Most of these warnings can be ignored as...

erich666

Replaced ldexp when decoding .hdr images with bit op equivalent

7

This speeds up loading .hdr images somewhere between 2.6x-2.8x on my machine.

TheSandvichMaker

i'm assuming it was a typo. fixes the following warning: ``` stb_image.h:4958:14: warning: no previous prototype for 'stbi__unpremultiply_on_load_thread' [-Wmissing-prototypes] 4958 | STBIDEF void stbi__unpremultiply_on_load_thread(int flag_true_if_should_unpremultiply) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ```

N-R-K