return 0;
}
-static int cedrus_try_fmt_vid_cap(struct file *file, void *priv,
- struct v4l2_format *f)
+static int cedrus_try_fmt_vid_cap_p(struct cedrus_ctx *ctx,
+ struct v4l2_pix_format *pix_fmt)
{
- struct cedrus_ctx *ctx = cedrus_file2ctx(file);
struct cedrus_dev *dev = ctx->dev;
- struct v4l2_pix_format *pix_fmt = &f->fmt.pix;
struct cedrus_format *fmt =
cedrus_find_format(pix_fmt->pixelformat, CEDRUS_DECODE_DST,
dev->capabilities);
return 0;
}
-static int cedrus_try_fmt_vid_out(struct file *file, void *priv,
+static int cedrus_try_fmt_vid_cap(struct file *file, void *priv,
struct v4l2_format *f)
{
- struct cedrus_ctx *ctx = cedrus_file2ctx(file);
+ return cedrus_try_fmt_vid_cap_p(cedrus_file2ctx(file), &f->fmt.pix);
+}
+
+static int cedrus_try_fmt_vid_out_p(struct cedrus_ctx *ctx,
+ struct v4l2_pix_format *pix_fmt)
+{
struct cedrus_dev *dev = ctx->dev;
- struct v4l2_pix_format *pix_fmt = &f->fmt.pix;
struct cedrus_format *fmt =
cedrus_find_format(pix_fmt->pixelformat, CEDRUS_DECODE_SRC,
dev->capabilities);
return 0;
}
+static int cedrus_try_fmt_vid_out(struct file *file, void *priv,
+ struct v4l2_format *f)
+{
+ return cedrus_try_fmt_vid_out_p(cedrus_file2ctx(file), &f->fmt.pix);
+}
+
static int cedrus_s_fmt_vid_cap(struct file *file, void *priv,
struct v4l2_format *f)
{
return 0;
}
+void cedrus_reset_cap_format(struct cedrus_ctx *ctx)
+{
+ ctx->dst_fmt.pixelformat = 0;
+ cedrus_try_fmt_vid_cap_p(ctx, &ctx->dst_fmt);
+}
+
+static int cedrus_s_fmt_vid_out_p(struct cedrus_ctx *ctx,
+ struct v4l2_pix_format *pix_fmt)
+{
+ struct vb2_queue *vq;
+ int ret;
+
+ ret = cedrus_try_fmt_vid_out_p(ctx, pix_fmt);
+ if (ret)
+ return ret;
+
+ ctx->src_fmt = *pix_fmt;
+
+ vq = v4l2_m2m_get_vq(ctx->fh.m2m_ctx, V4L2_BUF_TYPE_VIDEO_OUTPUT);
+
+ switch (ctx->src_fmt.pixelformat) {
+ case V4L2_PIX_FMT_H264_SLICE:
+ case V4L2_PIX_FMT_HEVC_SLICE:
+ vq->subsystem_flags |=
+ VB2_V4L2_FL_SUPPORTS_M2M_HOLD_CAPTURE_BUF;
+ break;
+ default:
+ vq->subsystem_flags &=
+ ~VB2_V4L2_FL_SUPPORTS_M2M_HOLD_CAPTURE_BUF;
+ break;
+ }
+
+ /* Propagate format information to capture. */
+ ctx->dst_fmt.colorspace = pix_fmt->colorspace;
+ ctx->dst_fmt.xfer_func = pix_fmt->xfer_func;
+ ctx->dst_fmt.ycbcr_enc = pix_fmt->ycbcr_enc;
+ ctx->dst_fmt.quantization = pix_fmt->quantization;
+ cedrus_reset_cap_format(ctx);
+
+ return 0;
+}
+
+void cedrus_reset_out_format(struct cedrus_ctx *ctx)
+{
+ ctx->src_fmt.pixelformat = 0;
+ cedrus_s_fmt_vid_out_p(ctx, &ctx->src_fmt);
+}
+
static int cedrus_s_fmt_vid_out(struct file *file, void *priv,
struct v4l2_format *f)
{
struct cedrus_ctx *ctx = cedrus_file2ctx(file);
struct vb2_queue *vq;
struct vb2_queue *peer_vq;
- int ret;
vq = v4l2_m2m_get_vq(ctx->fh.m2m_ctx, f->type);
/*
if (vb2_is_busy(peer_vq))
return -EBUSY;
- ret = cedrus_try_fmt_vid_out(file, priv, f);
- if (ret)
- return ret;
-
- ctx->src_fmt = f->fmt.pix;
-
- switch (ctx->src_fmt.pixelformat) {
- case V4L2_PIX_FMT_H264_SLICE:
- case V4L2_PIX_FMT_HEVC_SLICE:
- vq->subsystem_flags |=
- VB2_V4L2_FL_SUPPORTS_M2M_HOLD_CAPTURE_BUF;
- break;
- default:
- vq->subsystem_flags &=
- ~VB2_V4L2_FL_SUPPORTS_M2M_HOLD_CAPTURE_BUF;
- break;
- }
-
- /* Propagate format information to capture. */
- ctx->dst_fmt.colorspace = f->fmt.pix.colorspace;
- ctx->dst_fmt.xfer_func = f->fmt.pix.xfer_func;
- ctx->dst_fmt.ycbcr_enc = f->fmt.pix.ycbcr_enc;
- ctx->dst_fmt.quantization = f->fmt.pix.quantization;
- ctx->dst_fmt.width = ctx->src_fmt.width;
- ctx->dst_fmt.height = ctx->src_fmt.height;
- cedrus_prepare_format(&ctx->dst_fmt);
-
- return 0;
+ return cedrus_s_fmt_vid_out_p(cedrus_file2ctx(file), &f->fmt.pix);
}
const struct v4l2_ioctl_ops cedrus_ioctl_ops = {