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image: move empty creation 

Signed-off-by: Julien Danjou <julien@danjou.info>
This commit is contained in:
Julien Danjou 2009-05-04 10:49:45 +02:00
parent 933dc50db9
commit 024ee30fe5
1 changed files with 9 additions and 13 deletions
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22
image.c
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@ -186,18 +186,6 @@ luaA_image_new(lua_State *L)
if((filename = lua_tostring(L, 2)))
return image_new_from_file(filename);
else if(lua_isnil(L, 2))
{
int width = luaL_checknumber(L, 3);
int height = luaL_checknumber(L, 4);
if(width <= 0 || height <= 0)
luaL_error(L, "request image has invalid size");
uint32_t *data = p_new(uint32_t, width * height);
return image_new_from_argb32(width, height, data);
}
return 0;
}
@ -207,7 +195,8 @@ luaA_image_new(lua_State *L)
* \luastack
* \lparam The image width.
* \lparam The image height.
* \lparam The image data as a string in ARGB32 format.
* \lparam The image data as a string in ARGB32 format, or nil to create an
* empty image.
* \lreturn An image object.
*/
static int
@ -216,6 +205,13 @@ luaA_image_argb32_new(lua_State *L)
size_t len;
unsigned int width = luaL_checknumber(L, 1);
unsigned int height = luaL_checknumber(L, 2);
if(lua_isnil(L, 3))
{
uint32_t *data = p_new(uint32_t, width * height);
return image_new_from_argb32(width, height, data);
}
const char *data = luaL_checklstring(L, 3, &len);
if(width * height * 4 != len)