diff options
| author | Jean-François Moine <moinejf@free.fr> | 2010-06-27 03:08:19 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2010-08-02 15:31:10 -0300 |
| commit | b192ca983746585e807259414f8d6f58cb28311f (patch) | |
| tree | 8c95bdcebcf4217e3813d803ecf281af2d431e5f /drivers/media/video/gspca/cpia1.c | |
| parent | c6dc725c8e0c3438587e18f918f6da16e7a23539 (diff) | |
V4L/DVB: gspca - main: Simplify image building
The image pointer and its length are now in the main structure instead
of in the frame buffer. They are updated on application vidioc_qbuf and
in the URB interrupt function when ending an image.
Signed-off-by: Jean-François Moine <moinejf@free.fr>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/video/gspca/cpia1.c')
| -rw-r--r-- | drivers/media/video/gspca/cpia1.c | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/drivers/media/video/gspca/cpia1.c b/drivers/media/video/gspca/cpia1.c index 58b696f455b..4b3ea3b4bbb 100644 --- a/drivers/media/video/gspca/cpia1.c +++ b/drivers/media/video/gspca/cpia1.c @@ -1760,22 +1760,23 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev, data[25] == sd->params.roi.colEnd && data[26] == sd->params.roi.rowStart && data[27] == sd->params.roi.rowEnd) { - struct gspca_frame *frame = gspca_get_i_frame(gspca_dev); + u8 *image; atomic_set(&sd->cam_exposure, data[39] * 2); atomic_set(&sd->fps, data[41]); - if (frame == NULL) { + image = gspca_dev->image; + if (image == NULL) { gspca_dev->last_packet_type = DISCARD_PACKET; return; } /* Check for proper EOF for last frame */ - if ((frame->data_end - frame->data) > 4 && - frame->data_end[-4] == 0xff && - frame->data_end[-3] == 0xff && - frame->data_end[-2] == 0xff && - frame->data_end[-1] == 0xff) + if (gspca_dev->image_len > 4 && + image[gspca_dev->image_len - 4] == 0xff && + image[gspca_dev->image_len - 3] == 0xff && + image[gspca_dev->image_len - 2] == 0xff && + image[gspca_dev->image_len - 1] == 0xff) gspca_frame_add(gspca_dev, LAST_PACKET, NULL, 0); |