Hi Hans,
On Friday 07 March 2014 07:17 PM, Archit Taneja wrote:
On Friday 07 March 2014 07:02 PM, Hans Verkuil wrote:
On 03/07/2014 02:22 PM, Archit Taneja wrote:
Disregard what I said, it's OK to upstream it. But if you could just
spend
some hours fixing the problems, that would really be best.
Sure, I'll try to fix these issues and then post a v3.
I fixed most of the compliance errors. There were some things I needed
to change in .utils/v4l2-compliance/v4l2-test-buffers.cpp'. I added
those with some questions in the comments:
diff --git a/utils/v4l2-compliance/v4l2-test-buffers.cpp
b/utils/v4l2-compliance/v4l2-test-buffers.cpp
index 6576d11..532a5b6 100644
--- a/utils/v4l2-compliance/v4l2-test-buffers.cpp
+++ b/utils/v4l2-compliance/v4l2-test-buffers.cpp
@@ -219,7 +219,13 @@ static int checkQueryBuf(struct node *node, const
struct v4l2_buffer &buf,
fail_on_test(!(buf.flags & (V4L2_BUF_FLAG_DONE |
V4L2_BUF_FLAG_ERROR)));
if (node->is_video) {
fail_on_test(buf.field == V4L2_FIELD_ALTERNATE);
- fail_on_test(buf.field == V4L2_FIELD_ANY);
+ /*
+ * the OUTPUT buffers are queued with V4L2_FIELD_ANY
+ * field type by the application. Is it the driver's
+ * job to change this to NONE in buf_prepare?
+ */
+
+ /* fail_on_test(buf.field == V4L2_FIELD_ANY); */
if (cur_fmt.fmt.pix.field == V4L2_FIELD_ALTERNATE) {
fail_on_test(buf.field != V4L2_FIELD_BOTTOM &&
buf.field != V4L2_FIELD_TOP);
@@ -651,9 +657,17 @@ static int captureBufs(struct node *node, const
struct v4l2_requestbuffers &bufs
} else if (node->is_m2m && timestamp ==
V4L2_BUF_FLAG_TIMESTAMP_COPY) {
fail_on_test(buffer_info.find(buf.timestamp) ==
buffer_info.end());
struct v4l2_buffer &orig_buf =
buffer_info[buf.timestamp];
- fail_on_test(buf.field != orig_buf.field);
- fail_on_test((buf.flags & valid_output_flags) !=
- (orig_buf.flags &
valid_output_flags));
+ /* same issue as as in checkQueryBuf */
+ /* fail_on_test(buf.field != orig_buf.field); */
+
+ /*
+ * the queued buffers are filled with flags like
+ * V4L2_BUF_FLAG_KEYFRAME, these are lost when
+ * the captured buffers are dequed. How do we
+ * fix this?
+ */
+ /*fail_on_test((buf.flags & valid_output_flags)
!=
+ (orig_buf.flags &
valid_output_flags)); */
if (buf.flags & V4L2_BUF_FLAG_TIMECODE)
fail_on_test(memcmp(&buf.timecode,
&orig_buf.timecode,
sizeof(buf.timecode)));
Thanks,
Archit
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