Support old picture.datatype

This commit is contained in:
Chris Young 2013-03-09 15:29:30 +00:00
parent 490de208d0
commit 20e4bdadaf
3 changed files with 33 additions and 3 deletions

View File

@ -276,6 +276,18 @@ size_t bitmap_get_bpp(void *vbitmap)
return 4;
}
#ifndef __amigaos4__
void ami_bitmap_argb_to_rgba(struct bitmap *bm)
{
if(bm == NULL) return;
ULONG *data = (ULONG *)bitmap_get_buffer(bm);
for(int i = 0; i < ((bitmap_get_rowstride(bm) / sizeof(ULONG)) * bitmap_get_height(bm)); i++) {
data[i] = (data[i] << 8) | (data[i] >> 24);
}
}
#endif
Object *ami_datatype_object_from_bitmap(struct bitmap *bitmap)
{
Object *dto;
@ -318,6 +330,11 @@ struct bitmap *ami_bitmap_from_datatype(char *filename)
{
Object *dto;
struct bitmap *bm = NULL;
#ifdef __amigaos4__
int bm_format = PBPAFMT_RGBA;
#else
int bm_format = PBPAFMT_ARGB;
#endif
if(dto = NewDTObject(filename,
DTA_GroupID, GID_PICTURE,
@ -332,9 +349,11 @@ struct bitmap *ami_bitmap_from_datatype(char *filename)
bm = bitmap_create(bmh->bmh_Width, bmh->bmh_Height, 0);
IDoMethod(dto, PDTM_READPIXELARRAY, bitmap_get_buffer(bm),
PBPAFMT_RGBA, bitmap_get_rowstride(bm), 0, 0,
bm_format, bitmap_get_rowstride(bm), 0, 0,
bmh->bmh_Width, bmh->bmh_Height);
#ifndef __amigaos4__
ami_bitmap_argb_to_rgba(bitmap);
#endif
bitmap_set_opaque(bm, bitmap_test_opaque(bm));
}
DisposeDTObject(dto);

View File

@ -49,4 +49,9 @@ PLANEPTR ami_bitmap_get_mask(struct bitmap *bitmap, int width,
Object *ami_datatype_object_from_bitmap(struct bitmap *bitmap);
struct bitmap *ami_bitmap_from_datatype(char *filename);
#ifndef __amigaos4__
void ami_bitmap_argb_to_rgba(struct bitmap *bm);
#endif
#endif

View File

@ -175,7 +175,11 @@ static struct bitmap *amiga_dt_picture_cache_convert(struct content *c)
Object *dto;
struct bitmap *bitmap;
unsigned int bm_flags = BITMAP_NEW;
#ifdef __amigaos4__
int bm_format = PBPAFMT_RGBA;
#else
int bm_format = PBPAFMT_ARGB;
#endif
struct amiga_dt_picture_content *adt = (struct amiga_dt_picture_content *)c;
if(dto = amiga_dt_picture_newdtobject(adt))
@ -192,7 +196,9 @@ static struct bitmap *amiga_dt_picture_cache_convert(struct content *c)
IDoMethod(dto, PDTM_READPIXELARRAY,
bm_buffer, bm_format, bitmap_get_rowstride(bitmap),
0, 0, c->width, c->height);
#ifndef __amigaos4__
ami_bitmap_argb_to_rgba(bitmap);
#endif
bitmap_set_opaque(bitmap, bitmap_test_opaque(bitmap));
DisposeDTObject(dto);