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authorHans Verkuil <hverkuil@xs4all.nl>2016-07-18 08:00:20 -0300
committerMauro Carvalho Chehab <mchehab@s-opensource.com>2016-07-28 20:13:56 -0300
commit9f8b333308dcb6af321526a54612cfaa7999a995 (patch)
treef52c7eea41ea89f9dd3adc0373eda8735ddceaaa /drivers/media
parentbd3276a3325d69a9a23eba88dac26f3bc3061224 (diff)
[media] vim2m: copy the other colorspace-related fields as well
The xfer_func, ycbcr_enc and quantization fields should also be copied from output to capture format. Since this driver serves as example code it is important that this is handled correctly. Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
Diffstat (limited to 'drivers/media')
-rw-r--r--drivers/media/platform/vim2m.c15
1 files changed, 14 insertions, 1 deletions
diff --git a/drivers/media/platform/vim2m.c b/drivers/media/platform/vim2m.c
index 6b17015048ae..cd0ff4a66fdc 100644
--- a/drivers/media/platform/vim2m.c
+++ b/drivers/media/platform/vim2m.c
@@ -171,6 +171,9 @@ struct vim2m_ctx {
int mode;
enum v4l2_colorspace colorspace;
+ enum v4l2_ycbcr_encoding ycbcr_enc;
+ enum v4l2_xfer_func xfer_func;
+ enum v4l2_quantization quant;
/* Source and destination queue data */
struct vim2m_q_data q_data[2];
@@ -493,6 +496,9 @@ static int vidioc_g_fmt(struct vim2m_ctx *ctx, struct v4l2_format *f)
f->fmt.pix.bytesperline = (q_data->width * q_data->fmt->depth) >> 3;
f->fmt.pix.sizeimage = q_data->sizeimage;
f->fmt.pix.colorspace = ctx->colorspace;
+ f->fmt.pix.xfer_func = ctx->xfer_func;
+ f->fmt.pix.ycbcr_enc = ctx->ycbcr_enc;
+ f->fmt.pix.quantization = ctx->quant;
return 0;
}
@@ -549,6 +555,9 @@ static int vidioc_try_fmt_vid_cap(struct file *file, void *priv,
return -EINVAL;
}
f->fmt.pix.colorspace = ctx->colorspace;
+ f->fmt.pix.xfer_func = ctx->xfer_func;
+ f->fmt.pix.ycbcr_enc = ctx->ycbcr_enc;
+ f->fmt.pix.quantization = ctx->quant;
return vidioc_try_fmt(f, fmt);
}
@@ -630,8 +639,12 @@ static int vidioc_s_fmt_vid_out(struct file *file, void *priv,
return ret;
ret = vidioc_s_fmt(file2ctx(file), f);
- if (!ret)
+ if (!ret) {
ctx->colorspace = f->fmt.pix.colorspace;
+ ctx->xfer_func = f->fmt.pix.xfer_func;
+ ctx->ycbcr_enc = f->fmt.pix.ycbcr_enc;
+ ctx->quant = f->fmt.pix.quantization;
+ }
return ret;
}