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V4L/DVB (4474): On some cases, depth were not returned.

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Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
This commit is contained in:
Mauro Carvalho Chehab 2006-08-06 09:10:06 -03:00
parent a202a5bfb6
commit 3702627899
2 changed files with 17 additions and 3 deletions
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8
drivers/media/video/bt8xx/bttv-driver.c
View File

@ -2431,6 +2431,14 @@ static int bttv_do_ioctl(struct inode *inode, struct file *file,
fbuf->bytesperline = btv->fbuf.fmt.bytesperline;
if (fh->ovfmt)
fbuf->depth = fh->ovfmt->depth;
else {
if (fbuf->width)
fbuf->depth = ((fbuf->bytesperline<<3)
+ (fbuf->width-1) )
/fbuf->width;
else
fbuf->depth = 0;
}
return 0;
}
case VIDIOCSFBUF:

12
drivers/media/video/v4l1-compat.c
View File

@ -349,6 +349,8 @@ v4l_compat_translate_ioctl(struct inode *inode,
{
struct video_buffer *buffer = arg;
memset(buffer, 0, sizeof(*buffer));
err = drv(inode, file, VIDIOC_G_FBUF, &fbuf2);
if (err < 0) {
dprintk("VIDIOCGFBUF / VIDIOC_G_FBUF: %d\n",err);
@ -361,7 +363,7 @@ v4l_compat_translate_ioctl(struct inode *inode,
switch (fbuf2.fmt.pixelformat) {
case V4L2_PIX_FMT_RGB332:
buffer->depth = 8;
break;
break;
case V4L2_PIX_FMT_RGB555:
buffer->depth = 15;
break;
@ -377,9 +379,13 @@ v4l_compat_translate_ioctl(struct inode *inode,
default:
buffer->depth = 0;
}
if (0 != fbuf2.fmt.bytesperline)
if (fbuf2.fmt.bytesperline) {
buffer->bytesperline = fbuf2.fmt.bytesperline;
else {
if (!buffer->depth && buffer->width)
buffer->depth = ((fbuf2.fmt.bytesperline<<3)
+ (buffer->width-1) )
/buffer->width;
} else {
buffer->bytesperline =
(buffer->width * buffer->depth + 7) & 7;
buffer->bytesperline >>= 3;