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authorEzequiel Garcia <ezequiel@collabora.com>2021-04-29 16:48:11 +0200
committerMauro Carvalho Chehab <mchehab+huawei@kernel.org>2021-05-23 19:21:31 +0200
commit88e78409a83a579fde7f150be7ebeefab0e1f774 (patch)
tree8e6f872bdc332ae3b863be2bddff5b1295178c7c /include
parent81bbb65f19819440b42270e1f033d9b14279540c (diff)
media: uapi: mpeg2: Cleanup flags
Our current MPEG-2 uAPI uses 1-byte fields for MPEG-2 boolean syntax elements. Clean these by adding a 'flags' field and flag macro for each boolean syntax element. A follow-up change will refactor this uAPI so we don't need to add padding fields just yet. Signed-off-by: Ezequiel Garcia <ezequiel@collabora.com> Tested-by: Jonas Karlman <jonas@kwiboo.se> Tested-by: Jernej Skrabec <jernej.skrabec@siol.net> Reviewed-by: Jernej Skrabec <jernej.skrabec@siol.net> Tested-by: Daniel Almeida <daniel.almeida@collabora.com> Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Diffstat (limited to 'include')
-rw-r--r--include/media/mpeg2-ctrls.h36
1 files changed, 23 insertions, 13 deletions
diff --git a/include/media/mpeg2-ctrls.h b/include/media/mpeg2-ctrls.h
index 8ea2c7f3a172..d3190979d574 100644
--- a/include/media/mpeg2-ctrls.h
+++ b/include/media/mpeg2-ctrls.h
@@ -18,10 +18,7 @@
#define V4L2_CTRL_TYPE_MPEG2_SLICE_PARAMS 0x0103
#define V4L2_CTRL_TYPE_MPEG2_QUANTISATION 0x0104
-#define V4L2_MPEG2_PICTURE_CODING_TYPE_I 1
-#define V4L2_MPEG2_PICTURE_CODING_TYPE_P 2
-#define V4L2_MPEG2_PICTURE_CODING_TYPE_B 3
-#define V4L2_MPEG2_PICTURE_CODING_TYPE_D 4
+#define V4L2_MPEG2_SEQ_FLAG_PROGRESSIVE 0x0001
struct v4l2_mpeg2_sequence {
/* ISO/IEC 13818-2, ITU-T Rec. H.262: Sequence header */
@@ -31,10 +28,29 @@ struct v4l2_mpeg2_sequence {
/* ISO/IEC 13818-2, ITU-T Rec. H.262: Sequence extension */
__u16 profile_and_level_indication;
- __u8 progressive_sequence;
__u8 chroma_format;
+
+ __u32 flags;
};
+#define V4L2_MPEG2_PIC_CODING_TYPE_I 1
+#define V4L2_MPEG2_PIC_CODING_TYPE_P 2
+#define V4L2_MPEG2_PIC_CODING_TYPE_B 3
+#define V4L2_MPEG2_PIC_CODING_TYPE_D 4
+
+#define V4L2_MPEG2_PIC_TOP_FIELD 0x1
+#define V4L2_MPEG2_PIC_BOTTOM_FIELD 0x2
+#define V4L2_MPEG2_PIC_FRAME 0x3
+
+#define V4L2_MPEG2_PIC_FLAG_TOP_FIELD_FIRST 0x0001
+#define V4L2_MPEG2_PIC_FLAG_FRAME_PRED_DCT 0x0002
+#define V4L2_MPEG2_PIC_FLAG_CONCEALMENT_MV 0x0004
+#define V4L2_MPEG2_PIC_FLAG_Q_SCALE_TYPE 0x0008
+#define V4L2_MPEG2_PIC_FLAG_INTRA_VLC 0x0010
+#define V4L2_MPEG2_PIC_FLAG_ALT_SCAN 0x0020
+#define V4L2_MPEG2_PIC_FLAG_REPEAT_FIRST 0x0040
+#define V4L2_MPEG2_PIC_FLAG_PROGRESSIVE 0x0080
+
struct v4l2_mpeg2_picture {
/* ISO/IEC 13818-2, ITU-T Rec. H.262: Picture header */
__u8 picture_coding_type;
@@ -43,14 +59,8 @@ struct v4l2_mpeg2_picture {
__u8 f_code[2][2];
__u8 intra_dc_precision;
__u8 picture_structure;
- __u8 top_field_first;
- __u8 frame_pred_frame_dct;
- __u8 concealment_motion_vectors;
- __u8 q_scale_type;
- __u8 intra_vlc_format;
- __u8 alternate_scan;
- __u8 repeat_first_field;
- __u16 progressive_frame;
+
+ __u32 flags;
};
struct v4l2_ctrl_mpeg2_slice_params {

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