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Fix ugly borders problem with ati-hack

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git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@28199 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
reimar 2008-12-27 13:00:03 +00:00
parent a3654508d2
commit 256c9152fe
1 changed files with 19 additions and 0 deletions
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19
libvo/vo_gl.c
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@ -785,6 +785,18 @@ static uint32_t get_image(mp_image_t *mpi) {
return VO_TRUE;
}
static void clear_border(uint8_t *dst, int start, int stride, int height, int full_height, int value) {
int right_border = stride - start;
int bottom_border = full_height - height;
while (height > 0) {
memset(dst + start, value, right_border);
dst += stride;
height--;
}
if (bottom_border > 0)
memset(dst, value, stride * bottom_border);
}
static uint32_t draw_image(mp_image_t *mpi) {
int slice = slice_height;
int stride[3];
@ -802,6 +814,13 @@ static uint32_t draw_image(mp_image_t *mpi) {
memcpy_pic(mpi2.planes[1], mpi->planes[1], mpi->w >> 1, mpi->h >> 1, mpi2.stride[1], mpi->stride[1]);
memcpy_pic(mpi2.planes[2], mpi->planes[2], mpi->w >> 1, mpi->h >> 1, mpi2.stride[2], mpi->stride[2]);
}
if (ati_hack) { // since we have to do a full upload we need to clear the borders
clear_border(mpi2.planes[0], mpi->w * bpp / 8, mpi2.stride[0], mpi->h, mpi2.height, 0);
if (mpi->imgfmt == IMGFMT_YV12) {
clear_border(mpi2.planes[1], mpi->w >> 1, mpi2.stride[1], mpi->h >> 1, mpi2.height >> 1, 128);
clear_border(mpi2.planes[2], mpi->w >> 1, mpi2.stride[2], mpi->h >> 1, mpi2.height >> 1, 128);
}
}
mpi = &mpi2;
}
stride[0] = mpi->stride[0]; stride[1] = mpi->stride[1]; stride[2] = mpi->stride[2];