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YUV 16:1:1 fixed (indeo5)

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git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@2396 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
arpi 2001-10-23 00:12:46 +00:00
parent 3f4f1ad52c
commit 08815cfc3d
1 changed files with 33 additions and 16 deletions
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49
xacodec.c
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@ -589,24 +589,46 @@ typedef struct
long *YUV_VG_tab;
} YUVTabs;
#define XA_IMTYPE_RGB 0x0001
// Here's are the YUV 16 1 1 routines.
void XA_YUV1611_To_CLR8(unsigned char *image_p, unsigned int imagex, unsigned int imagey,
unsigned int i_x, unsigned int i_y, YUVBufs *yuv, YUVTabs *yuv_tabs,
unsigned int map_flag, unsigned int *map, XA_CHDR *chdr)
{
xacodec_image_t *image=(xacodec_image_t*)image_p;
int y;
int uvstride;
#if 0
XA_Print("XA_YUV1611_To_CLR8('image: %08x', 'imagex: %d', 'imagey: %d', 'i_x: %d', 'i_y: %d', 'yuv_bufs: %08x', 'yuv_tabs: %08x', 'map_flag: %d', 'map: %08x', 'chdr: %08x')",
image, imagex, imagey, i_x, i_y, yuv, yuv_tabs, map_flag, map, chdr);
// memcpy(image,yuv->Ybuf,imagex*imagey);
// memcpy(image+imagex*imagey,yuv->Vbuf,imagex*imagey/4);
// memcpy(image+imagex*imagey*5/4,yuv->Ubuf,imagex*imagey/4);
printf("YUV: %p %p %p %X (%d) %dx%d %dx%d\n",
yuv->Ybuf,yuv->Ubuf,yuv->Vbuf,yuv->the_buf,yuv->the_buf_size,
yuv->y_w,yuv->y_h,yuv->uv_w,yuv->uv_h);
#endif
// copy Y plane:
memcpy(image->planes[0],yuv->Ybuf,imagex*imagey);
memcpy(image->planes[1],yuv->Ubuf,imagex*imagey/4);
memcpy(image->planes[2],yuv->Vbuf,imagex*imagey/4);
// scale U,V planes by 2:
imagex>>=2;
imagey>>=2;
uvstride=(yuv->uv_w)?yuv->uv_w:imagex;
for(y=0;y<imagey;y++){
unsigned char *su=yuv->Ubuf+uvstride*y;
unsigned char *sv=yuv->Vbuf+uvstride*y;
unsigned int strideu=image->stride[1];
unsigned int stridev=image->stride[2];
unsigned char *du=image->planes[1]+2*y*strideu;
unsigned char *dv=image->planes[2]+2*y*stridev;
int x;
for(x=0;x<imagex;x++){
du[2*x]=du[2*x+1]=du[2*x+strideu]=du[2*x+strideu+1]=su[x];
dv[2*x]=dv[2*x+1]=dv[2*x+stridev]=dv[2*x+stridev+1]=sv[x];
}
}
}
@ -619,6 +641,7 @@ void *XA_YUV1611_Func(unsigned int image_type)
return XA_YUV1611_To_CLR8;
}
/* YUV 41 11 11 routines */
void XA_YUV411111_To_RGB(unsigned char *image, unsigned int imagex, unsigned int imagey,
unsigned int i_x, unsigned int i_y, YUVBufs *yuv_bufs, YUVTabs *yuv_tabs,
@ -631,16 +654,10 @@ void XA_YUV411111_To_RGB(unsigned char *image, unsigned int imagex, unsigned int
void *XA_YUV411111_Func(unsigned int image_type)
{
void (*color_func)();
XA_Print("XA_YUV411111_Func('image_type: %d')", image_type);
switch(image_type)
{
case XA_IMTYPE_RGB: color_func = XA_YUV411111_To_RGB; break;
}
XA_Print("XA_YUV411111_Func('image_type: %d')", image_type);
return((void *)color_func);
return (void*) XA_YUV411111_To_RGB;
}