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fix [2444483] gralloc size for YUV formats

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This commit is contained in:
Mathias Agopian 2010-02-16 14:04:36 -08:00
parent 1bcceb0300
commit 48000e415a
1 changed files with 21 additions and 38 deletions
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59
libgralloc-qsd8k/gralloc.cpp
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@ -346,45 +346,28 @@ static int gralloc_alloc(alloc_device_t* dev,
return -EINVAL;
size_t size, alignedw, alignedh;
if (format == HAL_PIXEL_FORMAT_YCbCr_420_SP ||
format == HAL_PIXEL_FORMAT_YCbCr_422_SP)
{
// FIXME: there is no way to return the alignedh
alignedw = (w + 1) & ~1;
switch (format) {
case HAL_PIXEL_FORMAT_YCbCr_420_SP:
size = alignedw * h * 2;
break;
case HAL_PIXEL_FORMAT_YCbCr_422_SP:
alignedh = (h+1) & ~1;
size = (alignedw * alignedh) + (w/2 * h/2) * 2;
break;
default:
return -EINVAL;
}
} else {
alignedw = (w + 31) & ~31;
alignedh = (h + 31) & ~31;
int bpp = 0;
switch (format) {
case HAL_PIXEL_FORMAT_RGBA_8888:
case HAL_PIXEL_FORMAT_RGBX_8888:
case HAL_PIXEL_FORMAT_BGRA_8888:
bpp = 4;
break;
case HAL_PIXEL_FORMAT_RGB_888:
bpp = 3;
break;
case HAL_PIXEL_FORMAT_RGB_565:
case HAL_PIXEL_FORMAT_RGBA_5551:
case HAL_PIXEL_FORMAT_RGBA_4444:
bpp = 2;
break;
default:
return -EINVAL;
}
size = alignedw * alignedh * bpp;
alignedw = (w + 31) & ~31;
alignedh = (h + 31) & ~31;
int bpp = 0;
switch (format) {
case HAL_PIXEL_FORMAT_RGBA_8888:
case HAL_PIXEL_FORMAT_RGBX_8888:
case HAL_PIXEL_FORMAT_BGRA_8888:
bpp = 4;
break;
case HAL_PIXEL_FORMAT_RGB_888:
bpp = 3;
break;
case HAL_PIXEL_FORMAT_RGB_565:
case HAL_PIXEL_FORMAT_RGBA_5551:
case HAL_PIXEL_FORMAT_RGBA_4444:
bpp = 2;
break;
default:
return -EINVAL;
}
size = alignedw * alignedh * bpp;
if ((ssize_t)size <= 0)
return -EINVAL;