lkml.org 
[lkml]   [2016]   [May]   [30]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    Patch in this message
    /
    From
    Subject[PATCH] vcodec: mediatek: Add g/s_selection support for V4L2 Encoder
    Date
    This patch add g/s_selection support for MT8173

    Signed-off-by: Tiffany Lin <tiffany.lin@mediatek.com>
    ---
    drivers/media/platform/mtk-vcodec/mtk_vcodec_enc.c | 74 ++++++++++++++++++++
    1 file changed, 74 insertions(+)

    diff --git a/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc.c b/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc.c
    index 6e72d73..23ef9a1 100644
    --- a/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc.c
    +++ b/drivers/media/platform/mtk-vcodec/mtk_vcodec_enc.c
    @@ -630,6 +630,77 @@ static int vidioc_try_fmt_vid_out_mplane(struct file *file, void *priv,
    return vidioc_try_fmt(f, fmt);
    }

    +static int vidioc_venc_g_selection(struct file *file, void *priv,
    + struct v4l2_selection *s)
    +{
    + struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv);
    + struct mtk_q_data *q_data;
    +
    + /* crop means compose for output devices */
    + switch (s->target) {
    + case V4L2_SEL_TGT_CROP_DEFAULT:
    + case V4L2_SEL_TGT_CROP_BOUNDS:
    + case V4L2_SEL_TGT_CROP:
    + case V4L2_SEL_TGT_COMPOSE_DEFAULT:
    + case V4L2_SEL_TGT_COMPOSE_BOUNDS:
    + case V4L2_SEL_TGT_COMPOSE:
    + if (s->type != V4L2_BUF_TYPE_VIDEO_OUTPUT) {
    + mtk_v4l2_err("Invalid s->type = %d", s->type);
    + return -EINVAL;
    + }
    + break;
    + default:
    + mtk_v4l2_err("Invalid s->target = %d", s->target);
    + return -EINVAL;
    + }
    +
    + q_data = mtk_venc_get_q_data(ctx, s->type);
    + if (!q_data)
    + return -EINVAL;
    +
    + s->r.top = 0;
    + s->r.left = 0;
    + s->r.width = q_data->visible_width;
    + s->r.height = q_data->visible_height;
    +
    + return 0;
    +}
    +
    +static int vidioc_venc_s_selection(struct file *file, void *priv,
    + struct v4l2_selection *s)
    +{
    + struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv);
    + struct mtk_q_data *q_data;
    +
    + switch (s->target) {
    + case V4L2_SEL_TGT_CROP_DEFAULT:
    + case V4L2_SEL_TGT_CROP_BOUNDS:
    + case V4L2_SEL_TGT_CROP:
    + case V4L2_SEL_TGT_COMPOSE_DEFAULT:
    + case V4L2_SEL_TGT_COMPOSE_BOUNDS:
    + case V4L2_SEL_TGT_COMPOSE:
    + if (s->type != V4L2_BUF_TYPE_VIDEO_OUTPUT) {
    + mtk_v4l2_err("Invalid s->type = %d", s->type);
    + return -EINVAL;
    + }
    + break;
    + default:
    + mtk_v4l2_err("Invalid s->target = %d", s->target);
    + return -EINVAL;
    + }
    +
    + q_data = mtk_venc_get_q_data(ctx, s->type);
    + if (!q_data)
    + return -EINVAL;
    +
    + s->r.top = 0;
    + s->r.left = 0;
    + q_data->visible_width = s->r.width;
    + q_data->visible_height = s->r.height;
    +
    + return 0;
    +}
    +
    static int vidioc_venc_qbuf(struct file *file, void *priv,
    struct v4l2_buffer *buf)
    {
    @@ -688,6 +759,9 @@ const struct v4l2_ioctl_ops mtk_venc_ioctl_ops = {

    .vidioc_create_bufs = v4l2_m2m_ioctl_create_bufs,
    .vidioc_prepare_buf = v4l2_m2m_ioctl_prepare_buf,
    +
    + .vidioc_g_selection = vidioc_venc_g_selection,
    + .vidioc_s_selection = vidioc_venc_s_selection,
    };

    static int vb2ops_venc_queue_setup(struct vb2_queue *vq,
    --
    1.7.9.5
    \
     
     \ /
      Last update: 2016-05-30 10:21    [W:3.135 / U:0.300 seconds]
    ©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site