Vips.Image.get_as_string (original) (raw)
Method
VipsImageget_as_string
Declaration [src]
int
vips_image_get_as_string (
const VipsImage* image,
const char* name,
char** out
)
Description [src]
Returns name from image in out. This function will read any field, returning it as a printable string. You need to free the string with g_free() when you are done with it.
This will base64-encode BLOBs, for example. Use vips_buf_appendg() to make a string that’s for humans.
Parameters
name
Type: const char*
Field name.
| The data is owned by the caller of the method. |
|---|
| The value is a NUL terminated UTF-8 string. |
out
Type: char**
Return field value as string.
| The argument will be set by the function. |
|---|
| The caller of the method takes ownership of the returned data, and is responsible for freeing it. |
| The value is a NUL terminated UTF-8 string. |
Return value
Type: int
0 on success, -1 otherwise.