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authorMichael H. Schimek <mschimek@gmx.at>2005-12-01 00:51:37 -0800
committerLinus Torvalds <torvalds@g5.osdl.org>2005-12-01 15:48:58 -0800
commit13c72805b3d922d85d5c470e851c93e8f8c076d8 (patch)
treef8ceb2a43f52b1cdf8da7ab429963dca16a2482a /drivers/media/video
parent943a49027b6d9829b737e6da3d72b867a7a6f832 (diff)
[PATCH] V4L: Fixes Bttv raw format to fix VIDIOCSPICT ioctl
Fixes Bttv raw format to fix VIDIOCSPICT ioctl. Signed-off-by: Michael H. Schimek <mschimek@gmx.at> Signed-off-by: Nickolay V. Shmyrev <nshmyrev@yandex.ru> Signed-off-by: Mauro Carvalho Chehab <mchehab@brturbo.com.br> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'drivers/media/video')
-rw-r--r--drivers/media/video/bttv-driver.c9
-rw-r--r--drivers/media/video/video-buf.c1
2 files changed, 10 insertions, 0 deletions
diff --git a/drivers/media/video/bttv-driver.c b/drivers/media/video/bttv-driver.c
index fdaff5bd633..6fcc20de48d 100644
--- a/drivers/media/video/bttv-driver.c
+++ b/drivers/media/video/bttv-driver.c
@@ -2290,6 +2290,15 @@ static int bttv_do_ioctl(struct inode *inode, struct file *file,
retval = -EINVAL;
goto fh_unlock_and_return;
}
+ if (fmt->flags & FORMAT_FLAGS_RAW) {
+ /* VIDIOCMCAPTURE uses gbufsize, not RAW_BPL *
+ RAW_LINES * 2. F1 is stored at offset 0, F2
+ at buffer size / 2. */
+ fh->width = RAW_BPL;
+ fh->height = gbufsize / RAW_BPL;
+ btv->init.width = RAW_BPL;
+ btv->init.height = gbufsize / RAW_BPL;
+ }
fh->ovfmt = fmt;
fh->fmt = fmt;
btv->init.ovfmt = fmt;
diff --git a/drivers/media/video/video-buf.c b/drivers/media/video/video-buf.c
index bd34f81dbc6..9a6bf287e26 100644
--- a/drivers/media/video/video-buf.c
+++ b/drivers/media/video/video-buf.c
@@ -816,6 +816,7 @@ ssize_t videobuf_read_one(struct videobuf_queue *q,
if (NULL == q->read_buf)
goto done;
q->read_buf->memory = V4L2_MEMORY_USERPTR;
+ q->read_buf->bsize = count; /* preferred size */
field = videobuf_next_field(q);
retval = q->ops->buf_prepare(q,q->read_buf,field);
if (0 != retval) {