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| author | Hans Verkuil <hverkuil@xs4all.nl> | 2016-07-18 14:00:20 +0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@s-opensource.com> | 2016-07-29 02:13:56 +0300 |
| commit | 9f8b333308dcb6af321526a54612cfaa7999a995 (patch) | |
| tree | f52c7eea41ea89f9dd3adc0373eda8735ddceaaa /drivers/media | |
| parent | bd3276a3325d69a9a23eba88dac26f3bc3061224 (diff) | |
| download | linux-9f8b333308dcb6af321526a54612cfaa7999a995.tar.xz | |
[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.c | 15 |
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; } |