externals/pdp/system/type pdp_bitmap.c, 1.4, 1.5 pdp_image.c, 1.3, 1.4 - Pd-cvs

1 Sep 2006


      Update of /cvsroot/pure-data/externals/pdp/system/type
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv2628/system/type
Modified Files:
    pdp_bitmap.c pdp_image.c 
Log Message:
pdp current darcs merge
Index: pdp_image.c
===================================================================
RCS file: /cvsroot/pure-data/externals/pdp/system/type/pdp_image.c,v
retrieving revision 1.3
retrieving revision 1.4
diff -C2 -d -r1.3 -r1.4
*** pdp_image.c	16 Dec 2005 01:05:40 -0000	1.3
--- pdp_image.c	1 Sep 2006 13:45:31 -0000	1.4
***************
*** 90,93 ****
--- 90,94 ----
      u32 totalnbpixels = size;
      u32 packet_size = totalnbpixels << 1;
+     //pdp_post("grey %d x %d = %d bytes", w,h,packet_size);
_checkdim(w,h);
***************
*** 530,536 ****
      }
      if (p != -1){
! 	t_pdp *h = pdp_packet_header(p);
    /* if type is not exact, delete the packet */
! 	if (type != h->desc) {
        pdp_packet_delete(p);
        p = -1;
--- 531,537 ----
      }
      if (p != -1){
! 	t_pdp *header = pdp_packet_header(p);
    /* if type is not exact, delete the packet */
! 	if (type != header->desc) {
        pdp_packet_delete(p);
        p = -1;
Index: pdp_bitmap.c
===================================================================
RCS file: /cvsroot/pure-data/externals/pdp/system/type/pdp_bitmap.c,v
retrieving revision 1.4
retrieving revision 1.5
diff -C2 -d -r1.4 -r1.5
*** pdp_bitmap.c	21 Jul 2006 15:33:30 -0000	1.4
--- pdp_bitmap.c	1 Sep 2006 13:45:31 -0000	1.5
***************
*** 72,75 ****
--- 72,76 ----
        case PDP_BITMAP_GREY: c += sprintf(c, "/grey"); break;
        case PDP_BITMAP_YV12: c += sprintf(c, "/yv12"); break;
+ 	    case PDP_BITMAP_I420: c += sprintf(c, "/i420"); break;
        default:
    	c += sprintf(c, "/unknown"); goto exit;
***************
*** 111,114 ****
--- 112,126 ----
  }
+ int pdp_packet_new_bitmap_i420(u32 w, u32 h){
+     int p = pdp_packet_new_bitmap_yv12(w,h);
+     if (-1 == p) return -1;
+     t_pdp *header    = pdp_packet_header(p);
+     t_bitmap *bitmap = pdp_packet_subheader(p);
+     bitmap->encoding = PDP_BITMAP_I420;
+     header->desc = 0; // structured programming.. ha!
+     header->desc = pdp_packet_bitmap_get_description(p);
+     return p;
+ }
+ 
  int pdp_packet_new_bitmap_grey(u32 w, u32 h)
  {
***************
*** 190,193 ****
--- 202,206 ----
      case PDP_BITMAP_GREY: return pdp_packet_new_bitmap_grey(w,h);
      case PDP_BITMAP_YV12: return pdp_packet_new_bitmap_yv12(w,h);
+     case PDP_BITMAP_I420: return pdp_packet_new_bitmap_i420(w,h);
      case PDP_BITMAP_RGB:  return pdp_packet_new_bitmap_rgb(w,h);
      case PDP_BITMAP_RGBA: return pdp_packet_new_bitmap_rgba(w,h);
***************
*** 445,448 ****
--- 458,494 ----
  }
+ static int _pdp_packet_bitmap_convert_yv12_tofrom_i420(int packet, t_pdp_symbol *dest_template)
+ {
+     t_pdp *header = pdp_packet_header(packet);
+     t_bitmap *in = pdp_packet_bitmap_info(packet);
+     int w = in->width;
+     int h = in->height;
+     int out_encoding;
+     if (in->encoding == PDP_BITMAP_YV12)      out_encoding = PDP_BITMAP_I420;
+     else if (in->encoding == PDP_BITMAP_I420) out_encoding = PDP_BITMAP_YV12;
+     else return -1;
+ 
+     int new_p = pdp_packet_new_bitmap(out_encoding, w,h);
+     // t_pdp *out_h = pdp_packet_header(new_p);
+     // pdp_post("%x %s", out_encoding, out_h->desc->s_name);
+ 
+ 
+     if (-1 == new_p) return -1;
+     unsigned char *in_d = pdp_packet_data(packet);
+     unsigned char *out_d = pdp_packet_data(new_p);
+     int plane = w*h;
+     memcpy(out_d, in_d, plane);
+     out_d += plane;
+     in_d += plane;
+     plane /= 4;
+     memcpy(out_d, in_d+plane, plane);
+     memcpy(out_d+plane, in_d, plane);
+  
+ 
+ 
+    return new_p;    
+ }
+ 
+ 
  static int _pdp_packet_bitmap_convert_yv12_to_image(int packet, t_pdp_symbol *dest_template)
  {
***************
*** 464,472 ****
  }
- static inline u8 _map(s32 pixel){
-     s32 mask = ~(pixel>>16);
-     return ((pixel >> 7) & mask);
- }
- 
  static int _pdp_packet_bitmap_convert_mchp_to_rgb8(int packet, t_pdp_symbol *dest_template)
  {
--- 510,513 ----
***************
*** 481,484 ****
--- 522,531 ----
      int new_p, i;
+     //    static inline u8 _map(s32 pixel){
+     inline u8 _map(s32 pixel){
+ 	s32 mask = ~(pixel>>16);
+ 	return ((pixel >> 7) & mask);
+     }
+ 
      switch(nb_channels){
      default: return -1;
***************
*** 555,561 ****
if (p != -1){
! 	t_pdp *h = pdp_packet_header(p);
    /* if type is not exact, delete the packet */
! 	if (type != h->desc) {
        pdp_packet_delete(p);
        p = -1;
--- 602,608 ----
if (p != -1){
! 	t_pdp *header = pdp_packet_header(p);
    /* if type is not exact, delete the packet */
! 	if (type != header->desc) {
        pdp_packet_delete(p);
        p = -1;
***************
*** 588,591 ****
--- 635,641 ----
      pdp_type_register_conversion(pdp_gensym("image/YCrCb/*"), pdp_gensym("bitmap/yv12/*"), program);
      pdp_type_register_conversion(pdp_gensym("image/grey/*"), pdp_gensym("bitmap/yv12/*"), program);
+     pdp_type_register_conversion(pdp_gensym("image/YCrCb/*"), pdp_gensym("bitmap/*"), program);
+     pdp_type_register_conversion(pdp_gensym("image/grey/*"), pdp_gensym("bitmap/*"), program);
+
program = pdp_conversion_program_new(_pdp_packet_bitmap_convert_yv12_to_image, 0);
***************
*** 605,608 ****
--- 655,663 ----
+     /* yv12 <-> i420 */
+     program = pdp_conversion_program_new(_pdp_packet_bitmap_convert_yv12_tofrom_i420, 0);
+     pdp_type_register_conversion(pdp_gensym("bitmap/yv12/*"), pdp_gensym("bitmap/i420/*"), program);
+     pdp_type_register_conversion(pdp_gensym("bitmap/i420/*"), pdp_gensym("bitmap/yv12/*"), program);
+ 
      /* rgb <-> rgba */
      program = pdp_conversion_program_new(_pdp_packet_bitmap_convert_rgb8_to_rgba8, 0);
***************
*** 612,615 ****
--- 667,671 ----
+ 
      /* fallback rgb convertor */
      program = pdp_conversion_program_new(_pdp_packet_bitmap_convert_rgb8_to_YCrCb, 0);