atixv.c.diff2

linux TV 源码

<   /* make the compiler happy */
<   s2offset = s3offset = srcPitch2 = 0;
<   
<   if(src_w > (drw_w << 4))
<     drw_w = src_w >> 4;
<   if(src_h > (drw_h << 4))
<     drw_h = src_h >> 4;
<   
<   /* Clip */
<   xa = src_x;
<   xb = src_x + src_w;
<   ya = src_y;
<   yb = src_y + src_h;
<   
<   dstBox.x1 = drw_x;
<   dstBox.x2 = drw_x + drw_w;
<   dstBox.y1 = drw_y;
<   dstBox.y2 = drw_y + drw_h;
<   
<   if(pPriv->bt829 != NULL || pPriv->zv_port)
<     {
---
>   ScrnInfoPtr pScrn,
>   short src_x, short src_y,
>   short drw_x, short drw_y,
>   short src_w, short src_h,
>   short drw_w, short drw_h,
>   RegionPtr clipBoxes, pointer data
> ){
>    ATIPtr pATI = ATIPTR(pScrn);
>    ATIPortPrivPtr pPriv = (ATIPortPrivPtr)data;
>    INT32 xa, xb, ya, yb, top;
>    int pitch, new_size, offset1, offset2, s2offset, s3offset;
>    int srcPitch, srcPitch2, dstPitch;
>    int bpp;
>    BoxRec dstBox;
>    CARD32 id;
>    int width, height;
> 
>    xf86DrvMsg(pScrn->scrnIndex, X_INFO, "PutVideo\n");
>    /*
>     * s2offset, s3offset - byte offsets into U and V plane of the
>     *                      source where copying starts.  Y plane is
>     *                      done by editing "buf".
>     *
>     * offset - byte offset to the first line of the destination.
>     *
>     * dst_start - byte address to the first displayed pel.
>     *
>     */
> 
>    /* make the compiler happy */
>    s2offset = s3offset = srcPitch2 = 0;
> 
>    if(src_w > (drw_w << 4))
> 	drw_w = src_w >> 4;
>    if(src_h > (drw_h << 4))
> 	drw_h = src_h >> 4;
> 
>    /* Clip */
>    xa = src_x;
>    xb = src_x + src_w;
>    ya = src_y;
>    yb = src_y + src_h;
> 
>    dstBox.x1 = drw_x;
>    dstBox.x2 = drw_x + drw_w;
>    dstBox.y1 = drw_y;
>    dstBox.y2 = drw_y + drw_h;
> 
>    if(pPriv->bt829 != NULL)
>    {
2365,2371c2318,2324
< 	width = RagePro_InputVideoEncodings[pPriv->encoding].width;
< 	height = RagePro_InputVideoEncodings[pPriv->encoding].height; 
<       } else {
< 	width = VT_GT_InputVideoEncodings[pPriv->encoding].width;
< 	height = VT_GT_InputVideoEncodings[pPriv->encoding].height; 
<       }
<     } else 
---
> 	      width = RagePro_InputVideoEncodings[pPriv->encoding].width;
>       	      height = RagePro_InputVideoEncodings[pPriv->encoding].height; 
> 	      } else {
> 	      width = VT_GT_InputVideoEncodings[pPriv->encoding].width;
>       	      height = VT_GT_InputVideoEncodings[pPriv->encoding].height; 
> 	      }
>    } else 
2373,2376c2326,2423
<   
<   xf86DrvMsg(pScrn->scrnIndex, X_INFO, "PutVideo %d %d\n", width,height);
<   
<   if(!ATIClipVideo(&dstBox, &xa, &xb, &ya, &yb, clipBoxes, width, height))
---
>         
>    xf86DrvMsg(pScrn->scrnIndex, X_INFO, "PutVideo %d %d\n", width,height);
> 
>    if(!ATIClipVideo(&dstBox, &xa, &xb, &ya, &yb, clipBoxes, width, height))
> 	return Success;
> 
>    dstBox.x1 -= pScrn->frameX0;
>    dstBox.x2 -= pScrn->frameX0;
>    dstBox.y1 -= pScrn->frameY0;
>    dstBox.y2 -= pScrn->frameY0;
> 
>    bpp = pScrn->bitsPerPixel >> 3;
>    pitch = bpp * pScrn->displayWidth;
> 
>    id = FOURCC_YUY2;
>    
>    top = ya>>16;
> 
>    switch(id) {
>    case FOURCC_YV12:
>    case FOURCC_I420:
>    	top &= ~1;
> 	dstPitch = ((width << 1) + 15) & ~15;
> 	new_size = ((dstPitch * height) + bpp - 1) / bpp;
> 	srcPitch = (width + 3) & ~3;
> 	s2offset = srcPitch * height;
> 	srcPitch2 = ((width >> 1) + 3) & ~3;
> 	s3offset = (srcPitch2 * (height >> 1)) + s2offset;
> 	break;
>    case FOURCC_UYVY:
>    case FOURCC_YUY2:
>    default:
> 	dstPitch = ((width << 1) + 15) & ~15;
> 	new_size = ((dstPitch * height) + bpp - 1) / bpp;
> 	srcPitch = (width << 1);
> 	break;
>    }
> 
>    new_size += 0x1f;  /* for aligning */
> 
>    if(!(pPriv->linear = ATIAllocateMemory(pScrn, pPriv->linear, new_size*2)))
>    {
> 	return BadAlloc;
>    }
> 
> 
>    offset1 = (pPriv->linear->offset*bpp+0xf) & (~0xf);
>    offset2 = ((pPriv->linear->offset+new_size)*bpp + 0x1f) & (~0xf);
>    
>    ATIMach64WaitForFIFO(pATI, 9); 
>    outf(CAPTURE_BUF0_OFFSET, offset1);
> /*   outf(BUF0_CAP_ODD_OFFSET, 0); */
>    outf(ONESHOT_BUF_OFFSET, offset1);
>    outf(CAPTURE_BUF1_OFFSET, offset2);
> /*   outf(BUF1_CAP_ODD_OFFSET, 0); */
>    
>    outf(CAPTURE_X_WIDTH, (width*2)<<16);
>    outf(CAPTURE_START_END, (((height)+pPriv->v-1)<<16)|(pPriv->v));
>    outf(CAPTURE_CONFIG, ENABLE_ATI_CAPTURE_DOUBLEBUF);
>    outf(CAPTURE_DEBUG, 0);
>    
>    outf(OVERLAY_TEST, 0);
>    
>    /* activate capture unit */
>    outf(TRIG_CNTL, (1<<31) | 1);
>    
>    if(! pPriv->video_stream_active){
>       
>    if(pPriv->bt829 != NULL) 
>    {
>       ATI_BT_SetEncoding(pScrn, pPriv);
>       xf86_bt829_SetCaptSize(pPriv->bt829, width, height*2);
>    }
>    
>    if(pPriv->i2c!=NULL) ATI_board_setmisc(pPriv);
> 
>    if(pPriv->msp3430 != NULL) ATI_MSP_SetEncoding(pPriv);
>    ATIMuteAudio(pPriv, pPriv->mute);
>    }
> 
>     /* update cliplist */
>     if(!RegionsEqual(&pPriv->clip, clipBoxes)) {
> 	REGION_COPY(pScreen, &pPriv->clip, clipBoxes);
> 	/* draw these */
> 	if(pPriv->autopaint_colorkey)(*pATI->pXAAInfo->FillSolidRects)(pScrn, pPriv->colorKey, GXcopy, ~0,
> 					REGION_NUM_RECTS(clipBoxes),
> 					REGION_RECTS(clipBoxes));
>     }
> 
>     pPriv->doubleBuffer = 1;
>     ATIDisplayVideo(pScrn, pPriv, id, offset1 +top*srcPitch, offset2+top*srcPitch, width, height, width,
> 		     xa, xb, ya, &dstBox, src_w, src_h, drw_w, drw_h);
> 
>     pPriv->video_status = CLIENT_VIDEO_ON;
>     pPriv->video_stream_active = TRUE;
> 
>     pATI->VideoTimerCallback = ATIVideoTimerCallback;
> 
2378,2474d2424
<   
<   dstBox.x1 -= pScrn->frameX0;
<   dstBox.x2 -= pScrn->frameX0;
<   dstBox.y1 -= pScrn->frameY0;
<   dstBox.y2 -= pScrn->frameY0;
<   
<   bpp = pScrn->bitsPerPixel >> 3;
<   pitch = bpp * pScrn->displayWidth;
<   
<   id = FOURCC_YUY2;
<   
<   top = ya>>16;
<   
<   switch(id) {
<   case FOURCC_YV12:
<   case FOURCC_I420:
<     top &= ~1;
<     dstPitch = ((width << 1) + 15) & ~15;
<     new_size = ((dstPitch * height) + bpp - 1) / bpp;
<     srcPitch = (width + 3) & ~3;
<     s2offset = srcPitch * height;
<     srcPitch2 = ((width >> 1) + 3) & ~3;
<     s3offset = (srcPitch2 * (height >> 1)) + s2offset;
<     break;
<   case FOURCC_UYVY:
<   case FOURCC_YUY2:
<   default:
<     dstPitch = ((width << 1) + 15) & ~15;
<     new_size = ((dstPitch * height) + bpp - 1) / bpp;
<     srcPitch = (width << 1);
<     break;
<   }
<   
<   new_size += 0x1f;  /* for aligning */
<   
<   if(!(pPriv->linear = ATIAllocateMemory(pScrn, pPriv->linear, new_size*2)))
<     {
<       return BadAlloc;
<     }
<   
<   offset1 = (pPriv->linear->offset*bpp+0xf) & (~0xf);
<   offset2 = ((pPriv->linear->offset+new_size)*bpp + 0x1f) & (~0xf);
<   
<   ATIMach64WaitForFIFO(pATI, 9); 
<   outf(CAPTURE_BUF0_OFFSET, offset1);
<   /*   outf(BUF0_CAP_ODD_OFFSET, 0); */
<   outf(ONESHOT_BUF_OFFSET, offset1);
<   outf(CAPTURE_BUF1_OFFSET, offset2);
<   /*   outf(BUF1_CAP_ODD_OFFSET, 0); */
<   
<   outf(CAPTURE_X_WIDTH, (width*2)<<16);
<   outf(CAPTURE_START_END, (((height)+pPriv->v-1)<<16)|(pPriv->v));
<   if (pPriv->zv_port) 
<     outf(CAPTURE_CONFIG, ENABLE_ATI_CAPTURE_DOUBLEBUF | ZV_ENABLE); /* Switch on Zoomed Video (ZV) */
<   else
<     outf(CAPTURE_CONFIG, ENABLE_ATI_CAPTURE_DOUBLEBUF);
<   
<   outf(CAPTURE_DEBUG, 0);
<   
<   outf(OVERLAY_TEST, 0);
<   
<   /* activate capture unit */
<   outf(TRIG_CNTL, (1<<31) | 1);
<   
<   if(! pPriv->video_stream_active){
<     
<     if(pPriv->bt829 != NULL) 
<       {
< 	ATI_BT_SetEncoding(pScrn, pPriv);
< 	xf86_bt829_SetCaptSize(pPriv->bt829, width, height*2);
<       }
<     
<     if(pPriv->i2c!=NULL) ATI_board_setmisc(pPriv);
<     
<     if(pPriv->msp3430 != NULL) ATI_MSP_SetEncoding(pPriv);
<     ATIMuteAudio(pPriv, pPriv->mute);
<   }
<   
<   /* update cliplist */
<   if(!RegionsEqual(&pPriv->clip, clipBoxes)) {
<     REGION_COPY(pScreen, &pPriv->clip, clipBoxes);
<     /* draw these */
<     if(pPriv->autopaint_colorkey)(*pATI->pXAAInfo->FillSolidRects)(pScrn, pPriv->colorKey, GXcopy, ~0,
< 								   REGION_NUM_RECTS(clipBoxes),
< 								   REGION_RECTS(clipBoxes));
<   }
<   
<   pPriv->doubleBuffer = 1;
<   ATIDisplayVideo(pScrn, pPriv, id, offset1 +top*srcPitch, offset2+top*srcPitch, width, height, width,
< 		  xa, xb, ya, &dstBox, src_w, src_h, drw_w, drw_h);
<   
<   pPriv->video_status = CLIENT_VIDEO_ON;
<   pPriv->video_stream_active = TRUE;
<   
<   pATI->VideoTimerCallback = ATIVideoTimerCallback;
<   
<   return Success;
2480,2495c2430,2449
<   ATIPtr pATI = ATIPTR(pScrn);
<   ATIPortPrivPtr pPriv = pATI->adaptor->pPortPrivates[0].ptr;
<   
<   if(pPriv->video_status & TIMER_MASK) {
<     if(pPriv->video_status & OFF_TIMER) {
<       if(pPriv->offTime < time) {
< 	ATIMach64WaitForFIFO(pATI, 2); 
< 	outf(OVERLAY_SCALE_CNTL, 0x80000000);
< 	pPriv->video_status = FREE_TIMER;
< 	pPriv->freeTime = time + FREE_DELAY;
<       }
<     } else {  /* FREE_TIMER */
<       if(pPriv->freeTime < time) {
< 	if(pPriv->linear) {
< 	  xf86FreeOffscreenLinear(pPriv->linear);
< 	  pPriv->linear = NULL;
---
>     ATIPtr pATI = ATIPTR(pScrn);
>     ATIPortPrivPtr pPriv = pATI->adaptor->pPortPrivates[0].ptr;
> 
>     if(pPriv->video_status & TIMER_MASK) {
> 	if(pPriv->video_status & OFF_TIMER) {
> 	    if(pPriv->offTime < time) {
> 		ATIMach64WaitForFIFO(pATI, 2); 
> 		outf(OVERLAY_SCALE_CNTL, 0x80000000);
> 		pPriv->video_status = FREE_TIMER;
> 		pPriv->freeTime = time + FREE_DELAY;
> 	    }
> 	} else {  /* FREE_TIMER */
> 	    if(pPriv->freeTime < time) {
> 		if(pPriv->linear) {
> 		   xf86FreeOffscreenLinear(pPriv->linear);
> 		   pPriv->linear = NULL;
> 		}
> 		pPriv->video_status = 0;
> 		pATI->VideoTimerCallback = NULL;
> 	    }
2497c2451
< 	pPriv->video_status = 0;
---
>     } else  /* shouldn't get here */
2499,2502d2452
<       }
<     }
<   } else  /* shouldn't get here */
<     pATI->VideoTimerCallback = NULL;