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authorBenjamin Gaignard2021-07-15 17:12:22 +0200
committerMauro Carvalho Chehab2021-09-30 10:07:38 +0200
commit7ba59fb6c3b473dc0c76e87cd493388480c6dd27 (patch)
treec4e57289d564f5d81e83c68537d15b7b57ac0be9 /include/media
parentd2e86540366e1701baf852ee0301323ff113459c (diff)
media: hevc: Add scaling matrix control
HEVC scaling lists are used for the scaling process for transform coefficients. V4L2_HEVC_SPS_FLAG_SCALING_LIST_ENABLED has to set when they are encoded in the bitstream. Signed-off-by: Benjamin Gaignard <benjamin.gaignard@collabora.com> Reviewed-by: Jernej Skrabec <jernej.skrabec@gmail.com> Reviewed-by: Ezequiel Garcia <ezequiel@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/media')
-rw-r--r--include/media/hevc-ctrls.h11
1 files changed, 11 insertions, 0 deletions
diff --git a/include/media/hevc-ctrls.h b/include/media/hevc-ctrls.h
index 781371bff2ad..ef63bc205756 100644
--- a/include/media/hevc-ctrls.h
+++ b/include/media/hevc-ctrls.h
@@ -19,6 +19,7 @@
#define V4L2_CID_MPEG_VIDEO_HEVC_SPS (V4L2_CID_CODEC_BASE + 1008)
#define V4L2_CID_MPEG_VIDEO_HEVC_PPS (V4L2_CID_CODEC_BASE + 1009)
#define V4L2_CID_MPEG_VIDEO_HEVC_SLICE_PARAMS (V4L2_CID_CODEC_BASE + 1010)
+#define V4L2_CID_MPEG_VIDEO_HEVC_SCALING_MATRIX (V4L2_CID_CODEC_BASE + 1011)
#define V4L2_CID_MPEG_VIDEO_HEVC_DECODE_PARAMS (V4L2_CID_CODEC_BASE + 1012)
#define V4L2_CID_MPEG_VIDEO_HEVC_DECODE_MODE (V4L2_CID_CODEC_BASE + 1015)
#define V4L2_CID_MPEG_VIDEO_HEVC_START_CODE (V4L2_CID_CODEC_BASE + 1016)
@@ -27,6 +28,7 @@
#define V4L2_CTRL_TYPE_HEVC_SPS 0x0120
#define V4L2_CTRL_TYPE_HEVC_PPS 0x0121
#define V4L2_CTRL_TYPE_HEVC_SLICE_PARAMS 0x0122
+#define V4L2_CTRL_TYPE_HEVC_SCALING_MATRIX 0x0123
#define V4L2_CTRL_TYPE_HEVC_DECODE_PARAMS 0x0124
enum v4l2_mpeg_video_hevc_decode_mode {
@@ -225,6 +227,15 @@ struct v4l2_ctrl_hevc_decode_params {
__u64 flags;
};
+struct v4l2_ctrl_hevc_scaling_matrix {
+ __u8 scaling_list_4x4[6][16];
+ __u8 scaling_list_8x8[6][64];
+ __u8 scaling_list_16x16[6][64];
+ __u8 scaling_list_32x32[2][64];
+ __u8 scaling_list_dc_coef_16x16[6];
+ __u8 scaling_list_dc_coef_32x32[2];
+};
+
/* MPEG-class control IDs specific to the Hantro driver as defined by V4L2 */
#define V4L2_CID_CODEC_HANTRO_BASE (V4L2_CTRL_CLASS_CODEC | 0x1200)
/*