diff options
author | Hans Verkuil <hans.verkuil@cisco.com> | 2015-03-09 12:03:52 -0300 |
---|---|---|
committer | Mauro Carvalho Chehab <mchehab@osg.samsung.com> | 2015-04-02 20:54:24 -0300 |
commit | ddcaee9dd4c00174db8ddf913c87ddf3773c446e (patch) | |
tree | 109e70f27a21d9d914ba7a64d15d68fd7e1c172d /drivers/media/platform/vivid/vivid-vid-out.c | |
parent | 96c76efae3211c7b798553602d3165b4ea34aa95 (diff) |
[media] vivid: add support for single buffer planar formats
Make vivid aware of the difference of planes and buffers. Note that
this does not yet add support for hor/vert downsampled formats.
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
Diffstat (limited to 'drivers/media/platform/vivid/vivid-vid-out.c')
-rw-r--r-- | drivers/media/platform/vivid/vivid-vid-out.c | 68 |
1 files changed, 39 insertions, 29 deletions
diff --git a/drivers/media/platform/vivid/vivid-vid-out.c b/drivers/media/platform/vivid/vivid-vid-out.c index 9cf036cfd3fb..eeafb6c93c64 100644 --- a/drivers/media/platform/vivid/vivid-vid-out.c +++ b/drivers/media/platform/vivid/vivid-vid-out.c @@ -36,9 +36,14 @@ static int vid_out_queue_setup(struct vb2_queue *vq, const struct v4l2_format *f unsigned sizes[], void *alloc_ctxs[]) { struct vivid_dev *dev = vb2_get_drv_priv(vq); - unsigned planes = dev->fmt_out->planes; + const struct vivid_fmt *vfmt = dev->fmt_out; + unsigned planes = vfmt->buffers; unsigned h = dev->fmt_out_rect.height; unsigned size = dev->bytesperline_out[0] * h; + unsigned p; + + for (p = vfmt->buffers; p < vfmt->planes; p++) + size += dev->bytesperline_out[p] * h; if (dev->field_out == V4L2_FIELD_ALTERNATE) { /* @@ -74,21 +79,16 @@ static int vid_out_queue_setup(struct vb2_queue *vq, const struct v4l2_format *f if (mp->num_planes != planes) return -EINVAL; sizes[0] = mp->plane_fmt[0].sizeimage; - if (planes == 2) { - sizes[1] = mp->plane_fmt[1].sizeimage; - if (sizes[0] < dev->bytesperline_out[0] * h || - sizes[1] < dev->bytesperline_out[1] * h) - return -EINVAL; - } else if (sizes[0] < size) { + if (sizes[0] < size) return -EINVAL; + for (p = 1; p < planes; p++) { + sizes[p] = mp->plane_fmt[p].sizeimage; + if (sizes[p] < dev->bytesperline_out[p] * h) + return -EINVAL; } } else { - if (planes == 2) { - sizes[0] = dev->bytesperline_out[0] * h; - sizes[1] = dev->bytesperline_out[1] * h; - } else { - sizes[0] = size; - } + for (p = 0; p < planes; p++) + sizes[p] = p ? dev->bytesperline_out[p] * h : size; } if (vq->num_buffers + *nbuffers < 2) @@ -101,12 +101,9 @@ static int vid_out_queue_setup(struct vb2_queue *vq, const struct v4l2_format *f * alloc_ctxs array. */ - if (planes == 2) - dprintk(dev, 1, "%s, count=%d, sizes=%u, %u\n", __func__, - *nbuffers, sizes[0], sizes[1]); - else - dprintk(dev, 1, "%s, count=%d, size=%u\n", __func__, - *nbuffers, sizes[0]); + dprintk(dev, 1, "%s: count=%d\n", __func__, *nbuffers); + for (p = 0; p < planes; p++) + dprintk(dev, 1, "%s: size[%u]=%u\n", __func__, p, sizes[p]); return 0; } @@ -222,7 +219,7 @@ const struct vb2_ops vivid_vid_out_qops = { void vivid_update_format_out(struct vivid_dev *dev) { struct v4l2_bt_timings *bt = &dev->dv_timings_out.bt; - unsigned size; + unsigned size, p; switch (dev->output_type[dev->output]) { case SVID: @@ -269,9 +266,9 @@ void vivid_update_format_out(struct vivid_dev *dev) if (V4L2_FIELD_HAS_T_OR_B(dev->field_out)) dev->crop_out.height /= 2; dev->fmt_out_rect = dev->crop_out; - dev->bytesperline_out[0] = (dev->sink_rect.width * dev->fmt_out->bit_depth[0]) / 8; - if (dev->fmt_out->planes == 2) - dev->bytesperline_out[1] = (dev->sink_rect.width * dev->fmt_out->bit_depth[0]) / 8; + for (p = 0; p < dev->fmt_out->planes; p++) + dev->bytesperline_out[p] = + (dev->sink_rect.width * dev->fmt_out->bit_depth[p]) / 8; } /* Map the field to something that is valid for the current output */ @@ -315,21 +312,27 @@ int vivid_g_fmt_vid_out(struct file *file, void *priv, { struct vivid_dev *dev = video_drvdata(file); struct v4l2_pix_format_mplane *mp = &f->fmt.pix_mp; + const struct vivid_fmt *fmt = dev->fmt_out; unsigned p; mp->width = dev->fmt_out_rect.width; mp->height = dev->fmt_out_rect.height; mp->field = dev->field_out; - mp->pixelformat = dev->fmt_out->fourcc; + mp->pixelformat = fmt->fourcc; mp->colorspace = dev->colorspace_out; mp->ycbcr_enc = dev->ycbcr_enc_out; mp->quantization = dev->quantization_out; - mp->num_planes = dev->fmt_out->planes; + mp->num_planes = fmt->buffers; for (p = 0; p < mp->num_planes; p++) { mp->plane_fmt[p].bytesperline = dev->bytesperline_out[p]; mp->plane_fmt[p].sizeimage = mp->plane_fmt[p].bytesperline * mp->height; } + for (p = fmt->buffers; p < fmt->planes; p++) { + unsigned stride = dev->bytesperline_out[p]; + + mp->plane_fmt[0].sizeimage += stride * mp->height; + } return 0; } @@ -391,7 +394,7 @@ int vivid_try_fmt_vid_out(struct file *file, void *priv, bytesperline = (mp->width * fmt->bit_depth[0]) >> 3; /* Calculate the maximum supported bytesperline value */ max_bpl = (MAX_ZOOM * MAX_WIDTH * fmt->bit_depth[0]) >> 3; - mp->num_planes = fmt->planes; + mp->num_planes = fmt->buffers; for (p = 0; p < mp->num_planes; p++) { if (pfmt[p].bytesperline > max_bpl) pfmt[p].bytesperline = max_bpl; @@ -400,6 +403,9 @@ int vivid_try_fmt_vid_out(struct file *file, void *priv, pfmt[p].sizeimage = pfmt[p].bytesperline * mp->height; memset(pfmt[p].reserved, 0, sizeof(pfmt[p].reserved)); } + for (p = fmt->buffers; p < fmt->planes; p++) + pfmt[0].sizeimage += (pfmt[0].bytesperline * fmt->bit_depth[p]) / + fmt->bit_depth[0]; mp->ycbcr_enc = V4L2_YCBCR_ENC_DEFAULT; mp->quantization = V4L2_QUANTIZATION_DEFAULT; if (vivid_is_svid_out(dev)) { @@ -431,6 +437,7 @@ int vivid_s_fmt_vid_out(struct file *file, void *priv, struct vb2_queue *q = &dev->vb_vid_out_q; int ret = vivid_try_fmt_vid_out(file, priv, f); unsigned factor = 1; + unsigned p; if (ret < 0) return ret; @@ -526,9 +533,12 @@ int vivid_s_fmt_vid_out(struct file *file, void *priv, dev->fmt_out_rect.width = mp->width; dev->fmt_out_rect.height = mp->height; - dev->bytesperline_out[0] = mp->plane_fmt[0].bytesperline; - if (mp->num_planes > 1) - dev->bytesperline_out[1] = mp->plane_fmt[1].bytesperline; + for (p = 0; p < mp->num_planes; p++) + dev->bytesperline_out[p] = mp->plane_fmt[p].bytesperline; + for (p = dev->fmt_out->buffers; p < dev->fmt_out->planes; p++) + dev->bytesperline_out[p] = + (dev->bytesperline_out[0] * dev->fmt_out->bit_depth[p]) / + dev->fmt_out->bit_depth[0]; dev->field_out = mp->field; if (vivid_is_svid_out(dev)) dev->tv_field_out = mp->field; |