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[media] vim2m: copy the other colorspace-related fields as well

Browse source 
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 <[email protected]>
Signed-off-by: Mauro Carvalho Chehab <[email protected]>
This commit is contained in:
Hans Verkuil 2016-07-18 08:00:20 -03:00 • committed by Mauro Carvalho Chehab
commit 9f8b333308
1 changed files with 14 additions and 1 deletions
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15
drivers/media/platform/vim2m.c
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@ -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;
}