[PATCH 1/2] media: uapi: h264: Add num_ref_idx_active_override_flag

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This flag tells the kernel whether the slice header contained the
num_ref_idx_l[01]_active_minus1 syntax elements, or whether the
num_ref_idx_l[01]_default_active_minus1 from PPS should be used
instead.

Signed-off-by: Philipp Zabel <p.zabel@xxxxxxxxxxxxxx>
---
 Documentation/media/uapi/v4l/ext-ctrls-codec.rst | 3 +++
 include/media/h264-ctrls.h                       | 1 +
 2 files changed, 4 insertions(+)

diff --git a/Documentation/media/uapi/v4l/ext-ctrls-codec.rst b/Documentation/media/uapi/v4l/ext-ctrls-codec.rst
index bc5dd8e76567..451a5b0f2a35 100644
--- a/Documentation/media/uapi/v4l/ext-ctrls-codec.rst
+++ b/Documentation/media/uapi/v4l/ext-ctrls-codec.rst
@@ -1860,6 +1860,9 @@ enum v4l2_mpeg_video_h264_hierarchical_coding_type -
     * - ``V4L2_H264_SLICE_FLAG_SP_FOR_SWITCH``
       - 0x00000008
       -
+    * - ``V4L2_H264_SLICE_FLAG_NUM_REF_IDX_ACTIVE_OVERRIDE
+      - 0x00000010
+      - Corresponds to the num_ref_idx_active_override_flag syntax element.
 
 ``Prediction Weight Table``
 
diff --git a/include/media/h264-ctrls.h b/include/media/h264-ctrls.h
index e877bf1d537c..dab519aea9bf 100644
--- a/include/media/h264-ctrls.h
+++ b/include/media/h264-ctrls.h
@@ -133,6 +133,7 @@ struct v4l2_h264_pred_weight_table {
 #define V4L2_H264_SLICE_FLAG_BOTTOM_FIELD		0x02
 #define V4L2_H264_SLICE_FLAG_DIRECT_SPATIAL_MV_PRED	0x04
 #define V4L2_H264_SLICE_FLAG_SP_FOR_SWITCH		0x08
+#define V4L2_H264_SLICE_FLAG_NUM_REF_IDX_ACTIVE_OVERRIDE	0x10
 
 struct v4l2_ctrl_h264_slice_params {
 	/* Size in bytes, including header */
-- 
2.20.1




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