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- diff -ur orig/src/smi_video.c mod/src/smi_video.c
- --- xf86-video-siliconmotion-1.7.3.orig/src/smi_video.c 2009-07-27 05:42:44.000000000 +0200
- +++ xf86-video-siliconmotion-1.7.3/src/smi_video.c 2010-06-03 16:55:59.169793245 +0200
- @@ -276,6 +276,7 @@ static XF86ImageRec SMI_VideoImages[] =
- XVIMAGE_YUY2,
- XVIMAGE_YV12,
- XVIMAGE_I420,
- + XVIMAGE_UYVY,
- {
- FOURCC_RV15, /* id */
- XvRGB, /* type */
- @@ -1103,7 +1104,7 @@ SMI_PutVideo(
- vpr00 |= 0x0010000E;
- } else {
- /*
- - Bit 21 = 10: Vertical Interpolation = enabled
- + Bit 21 = 1: Vertical Interpolation = enabled
- Bit 24 = 1: Select Video Window I Source Addr = 1
- 1= Video window I source addr = capture port buffer ?
- */
- @@ -1464,6 +1465,117 @@ SMI_QueryBestSize(
- LEAVE();
- }
-
- +static void myXVCopyYUV12ToPacked(const unsigned char *srcy, const unsigned char *srcv, const unsigned char *srcu,
- + unsigned char *dst, int srcPitchy, int srcPitchuv, int dstPitch, int h, int w)
- +{
- + int i, j;
- + unsigned char const *y, *u, *v;
- + int dstinc, yinc, uinc, vinc;
- +
- + y = srcy;
- + u = srcu;
- + v = srcv;
- +
- + dstinc = dstPitch - 2*w;
- + yinc = srcPitchy - w;
- + uinc = srcPitchuv - w/2;
- + vinc = srcPitchuv - w/2;
- +
- + for (i = 0; i < h; i++) {
- + asm (
- +// ".set arch=loongson2f\n\t"
- + ".set noreorder\n\t"
- + "move $8, %8 \n\t"
- + "1: \n\t"
- + "beqz $8, 2f \n\t"
- + "xor $f0, $f0, $f0 \n\t"
- + "ldc1 $f4, (%0) \n\t"
- + "punpcklbh $f2, $f4, $f0 \n\t"
- + "punpckhbh $f4, $f4, $f0 \n\t"
- + "ldc1 $f16, 8(%0) \n\t"
- + "punpcklbh $f14, $f16, $f0 \n\t"
- + "punpckhbh $f16, $f16, $f0 \n\t"
- +
- + "lwc1 $f8, (%1) \n\t"
- + "lwc1 $f12, (%2) \n\t"
- + "punpcklbh $f8, $f8, $f12 \n\t"
- + "punpcklbh $f6, $f0, $f8 \n\t"
- + "punpckhbh $f8, $f0, $f8 \n\t"
- + "lwc1 $f18, 4(%1) \n\t"
- + "lwc1 $f12, 4(%2) \n\t"
- + "punpcklbh $f18, $f18, $f12 \n\t"
- + "punpcklbh $f10, $f0, $f18 \n\t"
- + "punpckhbh $f12, $f0, $f18 \n\t"
- +
- + "or $f2, $f2, $f6 \n\t"
- + "or $f4, $f4, $f8 \n\t"
- + "or $f14, $f14, $f10 \n\t"
- + "or $f16, $f16, $f12 \n\t"
- +
- + "sdc1 $f2, (%3) \n\t"
- + "sdc1 $f4, 8(%3) \n\t"
- + "add %0, 16 \n\t"
- + "add %1, 8 \n\t"
- + "add %2, 8 \n\t"
- + "sdc1 $f14, 0x10(%3) \n\t"
- + "sdc1 $f16, 0x18(%3) \n\t"
- + "add $8, -1 \n\t"
- + "b 1b \n\t"
- + "add %3, 32 \n\t"
- + "2: \n\t"
- + ".set reorder\n\t"
- + : "=r" (y), "=r" (u), "=r" (v), "=r" (dst)
- + : "0" (y), "1" (u), "2" (v), "3" (dst), "r" (w>>4)
- + : "memory","$8"
- + );
- +
- + asm (
- +// ".set arch=loongson2f\n\t"
- + ".set noreorder\n\t"
- + "move $8, %8 \n\t"
- + "1: \n\t"
- + "beqz $8, 2f \n\t"
- + "xor $f0, $f0, $f0 \n\t"
- + "ldc1 $f4, (%0) \n\t"
- + "punpcklbh $f2, $f4, $f0 \n\t"
- + "punpckhbh $f4, $f4, $f0 \n\t"
- +
- + "lwc1 $f8, (%1) \n\t"
- + "lwc1 $f12, (%2) \n\t"
- + "punpcklbh $f8, $f8, $f12 \n\t"
- + "punpcklbh $f6, $f0, $f8 \n\t"
- + "punpckhbh $f8, $f0, $f8 \n\t"
- +
- + "or $f2, $f2, $f6 \n\t"
- + "or $f4, $f4, $f8 \n\t"
- +
- + "sdc1 $f2, (%3) \n\t"
- + "sdc1 $f4, 8(%3) \n\t"
- + "add %0, 8 \n\t"
- + "add %1, 4 \n\t"
- + "add %2, 4 \n\t"
- + "add $8, -1 \n\t"
- + "b 1b \n\t"
- + "add %3, 16 \n\t"
- + "2:\n\t"
- + ".set reorder\n\t"
- + : "=r" (y), "=r" (u), "=r" (v), "=r" (dst)
- + : "0" (y), "1" (u), "2" (v), "3" (dst), "r" ((w&0xf)/8)
- + : "memory","$8"
- + );
- +
- + for (j = (w&7)/2; j; j--) {
- + *dst++ = *y++;
- + *dst++ = *u++;
- + *dst++ = *y++;
- + *dst++ = *v++;
- + }
- + y += yinc;
- + u = (i%2) ? (u + uinc): (u - w/2);
- + v = (i%2) ? (v + vinc): (v - w/2);
- + dst += dstinc;
- + }
- +}
-
- static int
- SMI_PutImage(
- @@ -1592,7 +1704,7 @@ SMI_PutImage(
- offset3 = tmp;
- }
- nLines = ((((y2 + 0xffff) >> 16) + 1) & ~1) - top;
- - xf86XVCopyYUV12ToPacked(buf + (top * srcPitch) + (left >> 1),
- + myXVCopyYUV12ToPacked(buf + (top * srcPitch) + (left >> 1),
- buf + offset2, buf + offset3, dstStart,
- srcPitch, srcPitch2, dstPitch, nLines,
- nPixels);
- @@ -1747,7 +1859,7 @@ SMI_DisplayVideo(
- {
- SMIPtr pSmi = SMIPTR(pScrn);
- CARD32 vpr00;
- - int hstretch, vstretch;
- + uint_least32_t hstretch, vstretch;
-
- ENTER();
-
- @@ -1774,13 +1886,13 @@ SMI_DisplayVideo(
- }
-
- if (drw_w > vid_w) {
- - hstretch = (2560 * vid_w / drw_w + 5) / 10;
- + hstretch = ((uint_least32_t)(vid_w - 1) << 16) / (drw_w - 1);
- } else {
- hstretch = 0;
- }
-
- if (drw_h > vid_h) {
- - vstretch = (2560 * vid_h / drw_h + 5) / 10;
- + vstretch = ((uint_least32_t)(vid_h - 1) << 16) / (drw_h - 1);
- vpr00 |= 1 << 21;
- } else {
- vstretch = 0;
- @@ -1791,7 +1903,8 @@ SMI_DisplayVideo(
- WRITE_VPR(pSmi, 0x18, (dstBox->x2) | (dstBox->y2 << 16));
- WRITE_VPR(pSmi, 0x1C, offset >> 3);
- WRITE_VPR(pSmi, 0x20, (pitch >> 3) | ((pitch >> 3) << 16));
- - WRITE_VPR(pSmi, 0x24, (hstretch << 8) | vstretch);
- + WRITE_VPR(pSmi, 0x24, (hstretch & 0xff00) | ((vstretch & 0xff00) >> 8));
- + WRITE_VPR(pSmi, 0x68, ((hstretch & 0xff) << 8) | (vstretch & 0xff));
-
- LEAVE();
- }
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