mirror
/
SDL
mirror of https://github.com/libsdl-org/SDL.git
1
0
Fork 0
Code Issues Projects Releases Wiki Activity

Remove functions not used when STBI_NO_PNG and STBI_NO_HDR are defined

This commit is contained in:
Sam Lantinga 2025-02-10 14:54:48 -08:00
parent 84b0c13c44
commit 5e31bbf05e
1 changed files with 10 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
src/video/stb_image.h
View File

@ -505,6 +505,7 @@ STBIDEF int stbi_is_16_bit_from_file(FILE *f);
#ifndef STBI_NO_PNG
// for image formats that explicitly notate that they have premultiplied alpha,
// we just return the colors as stored in the file. set this flag to force
// unpremultiplication. results are undefined if the unpremultiply overflow.
@ -523,9 +524,11 @@ STBIDEF void stbi_set_flip_vertically_on_load(int flag_true_if_should_flip);
STBIDEF void stbi_set_unpremultiply_on_load_thread(int flag_true_if_should_unpremultiply);
STBIDEF void stbi_convert_iphone_png_to_rgb_thread(int flag_true_if_should_convert);
STBIDEF void stbi_set_flip_vertically_on_load_thread(int flag_true_if_should_flip);
#endif
// ZLIB client - used by PNG, available for other purposes
#ifndef STBI_NO_ZLIB
STBIDEF char *stbi_zlib_decode_malloc_guesssize(const char *buffer, int len, int initial_size, int *outlen);
STBIDEF char *stbi_zlib_decode_malloc_guesssize_headerflag(const char *buffer, int len, int initial_size, int *outlen, int parse_header);
STBIDEF char *stbi_zlib_decode_malloc(const char *buffer, int len, int *outlen);
@ -533,6 +536,7 @@ STBIDEF int stbi_zlib_decode_buffer(char *obuffer, int olen, const char *ibuff
STBIDEF char *stbi_zlib_decode_noheader_malloc(const char *buffer, int len, int *outlen);
STBIDEF int stbi_zlib_decode_noheader_buffer(char *obuffer, int olen, const char *ibuffer, int ilen);
#endif
#ifdef __cplusplus
@ -1113,21 +1117,25 @@ static stbi_uc *stbi__hdr_to_ldr(float *data, int x, int y, int comp);
static int stbi__vertically_flip_on_load_global = 0;
#ifndef STBI_NO_PNG
STBIDEF void stbi_set_flip_vertically_on_load(int flag_true_if_should_flip)
{
stbi__vertically_flip_on_load_global = flag_true_if_should_flip;
}
#endif
#ifndef STBI_THREAD_LOCAL
#define stbi__vertically_flip_on_load stbi__vertically_flip_on_load_global
#else
static STBI_THREAD_LOCAL int stbi__vertically_flip_on_load_local, stbi__vertically_flip_on_load_set;
#ifndef STBI_NO_PNG
STBIDEF void stbi_set_flip_vertically_on_load_thread(int flag_true_if_should_flip)
{
stbi__vertically_flip_on_load_local = flag_true_if_should_flip;
stbi__vertically_flip_on_load_set = 1;
}
#endif
#define stbi__vertically_flip_on_load (stbi__vertically_flip_on_load_set \
? stbi__vertically_flip_on_load_local \
@ -1576,10 +1584,12 @@ STBIDEF void stbi_ldr_to_hdr_gamma(float gamma) { stbi__l2h_gamma = gamma; }
STBIDEF void stbi_ldr_to_hdr_scale(float scale) { stbi__l2h_scale = scale; }
#endif
#ifndef STBI_NO_HDR
static float stbi__h2l_gamma_i=1.0f/2.2f, stbi__h2l_scale_i=1.0f;
STBIDEF void stbi_hdr_to_ldr_gamma(float gamma) { stbi__h2l_gamma_i = 1/gamma; }
STBIDEF void stbi_hdr_to_ldr_scale(float scale) { stbi__h2l_scale_i = 1/scale; }
#endif
//////////////////////////////////////////////////////////////////////////////