[svn] / trunk / xvidcore / src / image / ppc_asm / colorspace_altivec.c Repository:
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revision 1605, Mon Mar 14 01:18:20 2005 UTC revision 1606, Fri Mar 18 18:01:34 2005 UTC
# Line 19  Line 19 
19   *  along with this program ; if not, write to the Free Software   *  along with this program ; if not, write to the Free Software
20   *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA   *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
21   *   *
22   * $Id: colorspace_altivec.c,v 1.3 2004-12-09 23:02:54 edgomez Exp $   * $Id: colorspace_altivec.c,v 1.4 2005-03-18 18:01:34 edgomez Exp $
23   *   *
24   ****************************************************************************/   ****************************************************************************/
25    
# Line 28  Line 28 
28  #endif  #endif
29    
30  #include "../../portab.h"  #include "../../portab.h"
31    #include "../colorspace.h"
32    
33  #undef DEBUG  #undef DEBUG
34  #include <stdio.h>  #include <stdio.h>
# Line 493  Line 494 
494          WRITE_YUYV_ALTIVEC(1, 0, C1,C2,C3,C4)          WRITE_YUYV_ALTIVEC(1, 0, C1,C2,C3,C4)
495    
496    
497  MAKE_COLORSPACE_ALTIVEC_TO_YUV(yv12_to_yuyv_altivec_c, 2, 16, 2, YV12_TO_YUYV_ALTIVEC, 0, 1, 2, 3)  MAKE_COLORSPACE_ALTIVEC_TO_YUV(yv12_to_yuyv_altivec_unaligned_c, 2, 16, 2, YV12_TO_YUYV_ALTIVEC, 0, 1, 2, 3)
498  MAKE_COLORSPACE_ALTIVEC_TO_YUV(yv12_to_uyvy_altivec_c, 2, 16, 2, YV12_TO_YUYV_ALTIVEC, 1, 0, 3, 2)  MAKE_COLORSPACE_ALTIVEC_TO_YUV(yv12_to_uyvy_altivec_unaligned_c, 2, 16, 2, YV12_TO_YUYV_ALTIVEC, 1, 0, 3, 2)
499    
500    
501    /* This intermediate functions are used because gcc v3.3 seems to produces an invalid register usage with the fallback directly integrated in the altivec routine (!!!) */
502    
503    #define CHECK_COLORSPACE_ALTIVEC_TO_YUV(NAME,FAST,FALLBACK) \
504    void \
505    NAME(uint8_t *x_ptr, int x_stride,  \
506                                    uint8_t *y_ptr, uint8_t *u_ptr, uint8_t *v_ptr, \
507                                    int y_stride, int uv_stride,    \
508                                    int width, int height, int vflip)   \
509    {\
510            if( ((uint32_t)x_ptr & 15) | (x_stride & 15) )\
511                    FALLBACK(x_ptr, x_stride, y_ptr, u_ptr, v_ptr, y_stride, uv_stride, width, height, vflip);\
512            else\
513                    FAST(x_ptr, x_stride, y_ptr, u_ptr, v_ptr, y_stride, uv_stride, width, height, vflip);\
514    }
515    
516    CHECK_COLORSPACE_ALTIVEC_TO_YUV(yv12_to_yuyv_altivec_c, yv12_to_yuyv_altivec_unaligned_c, yv12_to_yuyv_c)
517    CHECK_COLORSPACE_ALTIVEC_TO_YUV(yv12_to_uyvy_altivec_c, yv12_to_uyvy_altivec_unaligned_c, yv12_to_uyvy_c)
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