[MPlayer-users] -vo tdfxfb and -vc ffdivx/odivx

[Daniel Podlejski]

Ok, there is patch:

===============================================================================
--- mplayer/libvo/vo_tdfxfb.c	Thu Sep 27 14:23:38 2001
+++ mplayer.fixed/libvo/vo_tdfxfb.c	Thu Oct 18 18:05:35 2001
@@ -193,7 +193,8 @@
 #if 1
 static void 
 dump_yuv_planar(void *y, void *u, void *v,
-		uint32_t to, uint32_t px, uint32_t py, uint32_t width, uint32_t height) 
+		uint32_t to, uint32_t px, uint32_t py, uint32_t width, uint32_t height,
+	        int y_stride, int uv_stride)	
 {
 	// YUV conversion works like this:
 	//
@@ -211,6 +212,8 @@
 	//printf("dump_yuv_planar(..., px=%d, py=%d, w=%d, h=%d\n",
 	//				px, py, width, height);
 
+	// printf("dump_yuv_planar: y_stride = %d, uv_stride = %d\n", y_stride, uv_stride);
+
 	reg_YUV->yuvBaseAddr = to + in_width * 2 * py;
 	reg_YUV->yuvStride = width*2;
 
@@ -220,26 +223,12 @@
 
 	for (j = 0; j < jmax; j++) 
 	{
-#if 0
-		//XXX this should be hand-rolled 32 bit memcpy for safeness.
-		memcpy(fb_YUV->U (uint32_t) VOODOO_YUV_STRIDE *  j,
-				((uint8_t*)u) + uv_imax *  j       , uv_imax);
-		
-		memcpy(fb_YUV->V + (uint32_t) VOODOO_YUV_STRIDE *  j,
-				((uint8_t*)v) + uv_imax *  j       , uv_imax);
+		memcpy(&fb_YUV->U[VOODOO_YUV_STRIDE * j], u + uv_stride * j, uv_stride);
+		memcpy(&fb_YUV->V[VOODOO_YUV_STRIDE * j], v + uv_stride * j, uv_stride);
 
-		memcpy(fb_YUV->Y + (uint32_t) VOODOO_YUV_STRIDE* (j<<1),
-				((uint8_t*)y) + y_imax * (j<<1)   , y_imax);
-		memcpy(fb_YUV->Y + (uint32_t) VOODOO_YUV_STRIDE*((j<<1)+1),
-				((uint8_t*)y) + y_imax *((j<<1)+1), y_imax);
-#else
-		memcpy(&fb_YUV->U[VOODOO_YUV_STRIDE *  j], u + uv_imax *  j       , uv_imax);
-		memcpy(&fb_YUV->V[VOODOO_YUV_STRIDE *  j], v + uv_imax *  j       , uv_imax);
-
-
-		memcpy(&fb_YUV->Y[VOODOO_YUV_STRIDE* (j<<1)], y + y_imax * (j<<1)   , y_imax);
-		memcpy(&fb_YUV->Y[VOODOO_YUV_STRIDE*((j<<1)+1)], y + y_imax *((j<<1)+1), y_imax);
-#endif
+		memcpy(&fb_YUV->Y[VOODOO_YUV_STRIDE * (j<<1)], y + y_stride * (j<<1), y_stride);
+		memcpy(&fb_YUV->Y[VOODOO_YUV_STRIDE * ((j<<1)+1)], y + y_stride * ((j<<1)+1),
+                                                        y_stride);
 	}
 }
 #endif
@@ -542,7 +531,8 @@
 draw_slice_YV12(uint8_t *image[], int stride[], int w,int h,int x,int y)
 {
 	dump_yuv_planar((uint32_t *)image[0], (uint32_t *)image[1],
-			(uint32_t *)image[2], in_page0_offset, x, y, w, h);
+			(uint32_t *)image[2], in_page0_offset, x,
+		       	y, w, h, stride[0], stride[1]);
 	return 0;
 }
===============================================================================

But it have side effect - narrow strip with overlap right side of screen at left side.
Anybody with Voodoo 3 can try and confirm/disagree ?

-- 
Daniel Podlejski <underley at underley.eu.org>
   ... Political speeshes They are lying in the mud
   Nothing else matters But money and blood ...