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[media] media: coda: fix sizeimage setting in try_fmt

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VIDIOC_TRY_FMT would incorrectly return bytesperline * height,
instead of width * height * 3 / 2.

Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Tested-by: Javier Martin <javier.martin@vista-silicon.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Philipp Zabel 2012-07-26 09:18:27 -03:00 committed by Mauro Carvalho Chehab
parent 62bed14c4f
commit 451d43ad44
1 changed files with 3 additions and 7 deletions
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10
drivers/media/platform/coda.c
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@ -412,8 +412,8 @@ static int vidioc_try_fmt(struct coda_dev *dev, struct v4l2_format *f)
W_ALIGN, &f->fmt.pix.height,
MIN_H, MAX_H, H_ALIGN, S_ALIGN);
f->fmt.pix.bytesperline = round_up(f->fmt.pix.width, 2);
f->fmt.pix.sizeimage = f->fmt.pix.height *
f->fmt.pix.bytesperline;
f->fmt.pix.sizeimage = f->fmt.pix.width *
f->fmt.pix.height * 3 / 2;
} else { /*encoded formats h.264/mpeg4 */
f->fmt.pix.bytesperline = 0;
f->fmt.pix.sizeimage = CODA_MAX_FRAME_SIZE;
@ -497,11 +497,7 @@ static int vidioc_s_fmt(struct coda_ctx *ctx, struct v4l2_format *f)
q_data->fmt = find_format(ctx->dev, f);
q_data->width = f->fmt.pix.width;
q_data->height = f->fmt.pix.height;
if (q_data->fmt->fourcc == V4L2_PIX_FMT_YUV420) {
q_data->sizeimage = q_data->width * q_data->height * 3 / 2;
} else { /* encoded format h.264/mpeg-4 */
q_data->sizeimage = CODA_MAX_FRAME_SIZE;
}
q_data->sizeimage = f->fmt.pix.sizeimage;
v4l2_dbg(1, coda_debug, &ctx->dev->v4l2_dev,
"Setting format for type %d, wxh: %dx%d, fmt: %d\n",