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| author | Mauro Carvalho Chehab <mchehab@infradead.org> | 2006-08-06 09:10:06 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@infradead.org> | 2006-09-26 11:53:49 -0300 |
| commit | 3702627899db1d6a818c6e0b4ba5205f94bfbef4 (patch) | |
| tree | e572f177b0c75afd265a1db087b24ff4f15015f0 /drivers/media/video/v4l1-compat.c | |
| parent | a202a5bfb6c1d7c778f67f28b5f2caac21beafce (diff) | |
| download | op-kernel-dev-3702627899db1d6a818c6e0b4ba5205f94bfbef4.zip op-kernel-dev-3702627899db1d6a818c6e0b4ba5205f94bfbef4.tar.gz | |
V4L/DVB (4474): On some cases, depth were not returned.
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
Diffstat (limited to 'drivers/media/video/v4l1-compat.c')
| -rw-r--r-- | drivers/media/video/v4l1-compat.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/drivers/media/video/v4l1-compat.c b/drivers/media/video/v4l1-compat.c index d7c3fcb..1d899e2 100644 --- a/drivers/media/video/v4l1-compat.c +++ b/drivers/media/video/v4l1-compat.c @@ -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; |
