* [v4l-utils PATCH 2/2] v4l2-compliance: Add support for metadata output
2018-12-10 21:20 [v4l-utils PATCH 0/2] META_OUTPUT buffer type support for v4l2-compliance Sakari Ailus
2018-12-10 21:20 ` [v4l-utils PATCH 1/2] Update uAPI headers from the kernel Sakari Ailus
@ 2018-12-10 21:20 ` Sakari Ailus
2018-12-11 8:22 ` [v4l-utils PATCH 0/2] META_OUTPUT buffer type support for v4l2-compliance Hans Verkuil
2 siblings, 0 replies; 4+ messages in thread
From: Sakari Ailus @ 2018-12-10 21:20 UTC (permalink / raw)
To: linux-media; +Cc: yong.zhi
From: Yong Zhi <yong.zhi@intel.com>
Add support for metadata output video nodes, in other words,
V4L2_CAP_META_OUTPUT and V4L2_BUF_TYPE_META_OUTPUT.
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Yong Zhi <yong.zhi@intel.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
---
utils/common/v4l-helpers.h | 14 +++++++++++++-
utils/common/v4l2-info.cpp | 4 ++++
utils/v4l2-compliance/v4l2-compliance.cpp | 7 ++++---
utils/v4l2-compliance/v4l2-compliance.h | 2 +-
utils/v4l2-compliance/v4l2-test-formats.cpp | 7 +++++++
5 files changed, 29 insertions(+), 5 deletions(-)
diff --git a/utils/common/v4l-helpers.h b/utils/common/v4l-helpers.h
index fc4f91ed..a4739cb4 100644
--- a/utils/common/v4l-helpers.h
+++ b/utils/common/v4l-helpers.h
@@ -392,6 +392,11 @@ static inline bool v4l_has_meta_cap(const struct v4l_fd *f)
return v4l_g_caps(f) & V4L2_CAP_META_CAPTURE;
}
+static inline bool v4l_has_meta_out(const struct v4l_fd *f)
+{
+ return v4l_g_caps(f) & V4L2_CAP_META_OUTPUT;
+}
+
static inline bool v4l_has_touch(const struct v4l_fd *f)
{
return v4l_g_caps(f) & V4L2_CAP_TOUCH;
@@ -440,6 +445,9 @@ static inline __u32 v4l_determine_type(const struct v4l_fd *f)
return V4L2_BUF_TYPE_SDR_OUTPUT;
if (v4l_has_meta_cap(f))
return V4L2_BUF_TYPE_META_CAPTURE;
+ if (v4l_has_meta_out(f))
+ return V4L2_BUF_TYPE_META_OUTPUT;
+
return 0;
}
@@ -672,6 +680,7 @@ static inline void v4l_format_s_pixelformat(struct v4l2_format *fmt, __u32 pixel
fmt->fmt.vbi.sample_format = pixelformat;
break;
case V4L2_BUF_TYPE_META_CAPTURE:
+ case V4L2_BUF_TYPE_META_OUTPUT:
fmt->fmt.meta.dataformat = pixelformat;
break;
}
@@ -693,6 +702,7 @@ static inline __u32 v4l_format_g_pixelformat(const struct v4l2_format *fmt)
case V4L2_BUF_TYPE_VBI_OUTPUT:
return fmt->fmt.vbi.sample_format;
case V4L2_BUF_TYPE_META_CAPTURE:
+ case V4L2_BUF_TYPE_META_OUTPUT:
return fmt->fmt.meta.dataformat;
default:
return 0;
@@ -1031,6 +1041,7 @@ v4l_format_g_sizeimage(const struct v4l2_format *fmt, unsigned plane)
case V4L2_BUF_TYPE_SDR_OUTPUT:
return plane ? 0 : fmt->fmt.sdr.buffersize;
case V4L2_BUF_TYPE_META_CAPTURE:
+ case V4L2_BUF_TYPE_META_OUTPUT:
return plane ? 0 : fmt->fmt.meta.buffersize;
default:
return 0;
@@ -1152,7 +1163,8 @@ static inline bool v4l_type_is_sdr(unsigned type)
static inline bool v4l_type_is_meta(unsigned type)
{
- return type == V4L2_BUF_TYPE_META_CAPTURE;
+ return type == V4L2_BUF_TYPE_META_CAPTURE ||
+ type == V4L2_BUF_TYPE_META_OUTPUT;
}
static inline unsigned v4l_type_invert(unsigned type)
diff --git a/utils/common/v4l2-info.cpp b/utils/common/v4l2-info.cpp
index c0a4ba40..c49e23cc 100644
--- a/utils/common/v4l2-info.cpp
+++ b/utils/common/v4l2-info.cpp
@@ -95,6 +95,8 @@ static std::string cap2s(unsigned cap)
s += "\t\tSDR Output\n";
if (cap & V4L2_CAP_META_CAPTURE)
s += "\t\tMetadata Capture\n";
+ if (cap & V4L2_CAP_META_OUTPUT)
+ s += "\t\tMetadata Output\n";
if (cap & V4L2_CAP_TUNER)
s += "\t\tTuner\n";
if (cap & V4L2_CAP_TOUCH)
@@ -188,6 +190,8 @@ std::string buftype2s(int type)
return "SDR Output";
case V4L2_BUF_TYPE_META_CAPTURE:
return "Metadata Capture";
+ case V4L2_BUF_TYPE_META_OUTPUT:
+ return "Metadata Output";
case V4L2_BUF_TYPE_PRIVATE:
return "Private";
default:
diff --git a/utils/v4l2-compliance/v4l2-compliance.cpp b/utils/v4l2-compliance/v4l2-compliance.cpp
index a53fcc50..80f02042 100644
--- a/utils/v4l2-compliance/v4l2-compliance.cpp
+++ b/utils/v4l2-compliance/v4l2-compliance.cpp
@@ -476,7 +476,7 @@ static int testCap(struct node *node)
const __u32 output_caps = V4L2_CAP_VIDEO_OUTPUT | V4L2_CAP_VIDEO_OUTPUT_MPLANE |
V4L2_CAP_VIDEO_OUTPUT_OVERLAY | V4L2_CAP_VBI_OUTPUT |
V4L2_CAP_SDR_OUTPUT | V4L2_CAP_SLICED_VBI_OUTPUT |
- V4L2_CAP_MODULATOR;
+ V4L2_CAP_MODULATOR | V4L2_CAP_META_OUTPUT;
const __u32 overlay_caps = V4L2_CAP_VIDEO_OVERLAY | V4L2_CAP_VIDEO_OUTPUT_OVERLAY;
const __u32 m2m_caps = V4L2_CAP_VIDEO_M2M | V4L2_CAP_VIDEO_M2M_MPLANE;
const __u32 io_caps = V4L2_CAP_STREAMING | V4L2_CAP_READWRITE;
@@ -702,12 +702,13 @@ void testNode(struct node &node, struct node &expbuf_node, media_type type,
if (node.g_caps() & (V4L2_CAP_VIDEO_OUTPUT | V4L2_CAP_VBI_OUTPUT |
V4L2_CAP_VIDEO_OUTPUT_MPLANE | V4L2_CAP_VIDEO_M2M_MPLANE |
V4L2_CAP_VIDEO_M2M | V4L2_CAP_SLICED_VBI_OUTPUT |
- V4L2_CAP_RDS_OUTPUT | V4L2_CAP_SDR_OUTPUT))
+ V4L2_CAP_RDS_OUTPUT | V4L2_CAP_SDR_OUTPUT |
+ V4L2_CAP_META_OUTPUT))
node.can_output = true;
if (node.g_caps() & (V4L2_CAP_VIDEO_CAPTURE_MPLANE | V4L2_CAP_VIDEO_OUTPUT_MPLANE |
V4L2_CAP_VIDEO_M2M_MPLANE))
node.is_planar = true;
- if (node.g_caps() & V4L2_CAP_META_CAPTURE) {
+ if (node.g_caps() & (V4L2_CAP_META_CAPTURE | V4L2_CAP_META_OUTPUT)) {
node.is_video = false;
node.is_meta = true;
}
diff --git a/utils/v4l2-compliance/v4l2-compliance.h b/utils/v4l2-compliance/v4l2-compliance.h
index a12faeee..9b48e3d1 100644
--- a/utils/v4l2-compliance/v4l2-compliance.h
+++ b/utils/v4l2-compliance/v4l2-compliance.h
@@ -69,7 +69,7 @@ typedef std::map<__u32, unsigned> frmsizes_count_map;
struct base_node;
-#define V4L2_BUF_TYPE_LAST V4L2_BUF_TYPE_META_CAPTURE
+#define V4L2_BUF_TYPE_LAST V4L2_BUF_TYPE_META_OUTPUT
struct base_node {
bool is_video;
diff --git a/utils/v4l2-compliance/v4l2-test-formats.cpp b/utils/v4l2-compliance/v4l2-test-formats.cpp
index 006cc322..b68ba969 100644
--- a/utils/v4l2-compliance/v4l2-test-formats.cpp
+++ b/utils/v4l2-compliance/v4l2-test-formats.cpp
@@ -47,6 +47,7 @@ static const __u32 buftype2cap[] = {
V4L2_CAP_SDR_CAPTURE,
V4L2_CAP_SDR_OUTPUT,
V4L2_CAP_META_CAPTURE,
+ V4L2_CAP_META_OUTPUT,
};
static int testEnumFrameIntervals(struct node *node, __u32 pixfmt,
@@ -298,6 +299,7 @@ int testEnumFormats(struct node *node)
case V4L2_BUF_TYPE_SDR_CAPTURE:
case V4L2_BUF_TYPE_SDR_OUTPUT:
case V4L2_BUF_TYPE_META_CAPTURE:
+ case V4L2_BUF_TYPE_META_OUTPUT:
if (ret && (node->g_caps() & buftype2cap[type]))
return fail("%s cap set, but no %s formats defined\n",
buftype2s(type).c_str(), buftype2s(type).c_str());
@@ -545,6 +547,7 @@ static int testFormatsType(struct node *node, int ret, unsigned type, struct v4
fail_on_test(check_0(sdr.reserved, sizeof(sdr.reserved)));
break;
case V4L2_BUF_TYPE_META_CAPTURE:
+ case V4L2_BUF_TYPE_META_OUTPUT:
if (map.find(meta.dataformat) == map.end())
return fail("dataformat %08x (%s) for buftype %d not reported by ENUM_FMT\n",
meta.dataformat, fcc2s(meta.dataformat).c_str(), type);
@@ -584,6 +587,7 @@ int testGetFormats(struct node *node)
case V4L2_BUF_TYPE_SDR_CAPTURE:
case V4L2_BUF_TYPE_SDR_OUTPUT:
case V4L2_BUF_TYPE_META_CAPTURE:
+ case V4L2_BUF_TYPE_META_OUTPUT:
if (ret && (node->g_caps() & buftype2cap[type]))
return fail("%s cap set, but no %s formats defined\n",
buftype2s(type).c_str(), buftype2s(type).c_str());
@@ -640,6 +644,7 @@ static bool matchFormats(const struct v4l2_format &f1, const struct v4l2_format
case V4L2_BUF_TYPE_SDR_OUTPUT:
return !memcmp(&f1.fmt.sdr, &f2.fmt.sdr, sizeof(f1.fmt.sdr));
case V4L2_BUF_TYPE_META_CAPTURE:
+ case V4L2_BUF_TYPE_META_OUTPUT:
return !memcmp(&f1.fmt.meta, &f2.fmt.meta, sizeof(f1.fmt.meta));
}
@@ -717,6 +722,7 @@ int testTryFormats(struct node *node)
pixelformat = fmt.fmt.sdr.pixelformat;
break;
case V4L2_BUF_TYPE_META_CAPTURE:
+ case V4L2_BUF_TYPE_META_OUTPUT:
pixelformat = fmt.fmt.meta.dataformat;
break;
case V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE:
@@ -968,6 +974,7 @@ int testSetFormats(struct node *node)
switch (type) {
case V4L2_BUF_TYPE_META_CAPTURE:
+ case V4L2_BUF_TYPE_META_OUTPUT:
pixelformat = fmt_set.fmt.meta.dataformat;
break;
case V4L2_BUF_TYPE_SDR_CAPTURE:
--
2.11.0
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