V4L2_PIX_FMT_FWHT, 0, 3, 1, 1, 1, 1, 1, 0, 1
};
+static const struct v4l2_fwht_pixfmt_info pixfmt_stateless_fwht = {
+ V4L2_PIX_FMT_FWHT_STATELESS, 0, 3, 1, 1, 1, 1, 1, 0, 1
+};
+
static void vicodec_dev_release(struct device *dev)
{
}
return vb2_queue_init(dst_vq);
}
-#define VICODEC_CID_CUSTOM_BASE (V4L2_CID_MPEG_BASE | 0xf000)
-#define VICODEC_CID_I_FRAME_QP (VICODEC_CID_CUSTOM_BASE + 0)
-#define VICODEC_CID_P_FRAME_QP (VICODEC_CID_CUSTOM_BASE + 1)
-
static int vicodec_s_ctrl(struct v4l2_ctrl *ctrl)
{
struct vicodec_ctx *ctx = container_of(ctrl->handler,
case V4L2_CID_MPEG_VIDEO_GOP_SIZE:
ctx->state.gop_size = ctrl->val;
return 0;
- case VICODEC_CID_I_FRAME_QP:
+ case V4L2_CID_FWHT_I_FRAME_QP:
ctx->state.i_frame_qp = ctrl->val;
return 0;
- case VICODEC_CID_P_FRAME_QP:
+ case V4L2_CID_FWHT_P_FRAME_QP:
ctx->state.p_frame_qp = ctrl->val;
return 0;
}
.s_ctrl = vicodec_s_ctrl,
};
-static const struct v4l2_ctrl_config vicodec_ctrl_i_frame = {
- .ops = &vicodec_ctrl_ops,
- .id = VICODEC_CID_I_FRAME_QP,
- .name = "FWHT I-Frame QP Value",
- .type = V4L2_CTRL_TYPE_INTEGER,
- .min = 1,
- .max = 31,
- .def = 20,
- .step = 1,
-};
-
-static const struct v4l2_ctrl_config vicodec_ctrl_p_frame = {
- .ops = &vicodec_ctrl_ops,
- .id = VICODEC_CID_P_FRAME_QP,
- .name = "FWHT P-Frame QP Value",
- .type = V4L2_CTRL_TYPE_INTEGER,
- .min = 1,
- .max = 31,
- .def = 20,
- .step = 1,
+static const struct v4l2_ctrl_config vicodec_ctrl_stateless_state = {
+ .id = V4L2_CID_MPEG_VIDEO_FWHT_PARAMS,
+ .elem_size = sizeof(struct v4l2_ctrl_fwht_params),
};
/*
v4l2_ctrl_handler_init(hdl, 4);
v4l2_ctrl_new_std(hdl, &vicodec_ctrl_ops, V4L2_CID_MPEG_VIDEO_GOP_SIZE,
1, 16, 1, 10);
- v4l2_ctrl_new_custom(hdl, &vicodec_ctrl_i_frame, NULL);
- v4l2_ctrl_new_custom(hdl, &vicodec_ctrl_p_frame, NULL);
+ v4l2_ctrl_new_std(hdl, &vicodec_ctrl_ops, V4L2_CID_FWHT_I_FRAME_QP,
+ 1, 31, 1, 20);
+ v4l2_ctrl_new_std(hdl, &vicodec_ctrl_ops, V4L2_CID_FWHT_P_FRAME_QP,
+ 1, 31, 1, 20);
if (hdl->error) {
rc = hdl->error;
v4l2_ctrl_handler_free(hdl);
case V4L2_CID_MPEG_VIDEO_FORCE_KEY_FRAME: return "Force Key Frame";
case V4L2_CID_MPEG_VIDEO_MPEG2_SLICE_PARAMS: return "MPEG-2 Slice Parameters";
case V4L2_CID_MPEG_VIDEO_MPEG2_QUANTIZATION: return "MPEG-2 Quantization Matrices";
+ case V4L2_CID_MPEG_VIDEO_FWHT_PARAMS: return "FWHT Stateless Parameters";
+ case V4L2_CID_FWHT_I_FRAME_QP: return "FWHT I-Frame QP Value";
+ case V4L2_CID_FWHT_P_FRAME_QP: return "FWHT P-Frame QP Value";
/* VPX controls */
case V4L2_CID_MPEG_VIDEO_VPX_NUM_PARTITIONS: return "VPX Number of Partitions";
case V4L2_CID_MPEG_VIDEO_MPEG2_QUANTIZATION:
*type = V4L2_CTRL_TYPE_MPEG2_QUANTIZATION;
break;
+ case V4L2_CID_MPEG_VIDEO_FWHT_PARAMS:
+ *type = V4L2_CTRL_TYPE_FWHT_PARAMS;
+ break;
default:
*type = V4L2_CTRL_TYPE_INTEGER;
break;
case V4L2_CTRL_TYPE_MPEG2_QUANTIZATION:
return 0;
+ case V4L2_CTRL_TYPE_FWHT_PARAMS:
+ return 0;
+
default:
return -EINVAL;
}
case V4L2_CTRL_TYPE_MPEG2_QUANTIZATION:
elem_size = sizeof(struct v4l2_ctrl_mpeg2_quantization);
break;
+ case V4L2_CTRL_TYPE_FWHT_PARAMS:
+ elem_size = sizeof(struct v4l2_ctrl_fwht_params);
+ break;
default:
if (type < V4L2_CTRL_COMPOUND_TYPES)
elem_size = sizeof(s32);
--- /dev/null
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * These are the FWHT state controls for use with stateless FWHT
+ * codec drivers.
+ *
+ * It turns out that these structs are not stable yet and will undergo
+ * more changes. So keep them private until they are stable and ready to
+ * become part of the official public API.
+ */
+
+#ifndef _FWHT_CTRLS_H_
+#define _FWHT_CTRLS_H_
+
+#define V4L2_CTRL_TYPE_FWHT_PARAMS 0x0105
+
+#define V4L2_CID_MPEG_VIDEO_FWHT_PARAMS (V4L2_CID_MPEG_BASE + 292)
+
+struct v4l2_ctrl_fwht_params {
+ __u64 backward_ref_ts;
+ __u32 version;
+ __u32 width;
+ __u32 height;
+ __u32 flags;
+ __u32 colorspace;
+ __u32 xfer_func;
+ __u32 ycbcr_enc;
+ __u32 quantization;
+};
+
+
+#endif
#include <media/media-request.h>
/*
- * Include the mpeg2 stateless codec compound control definitions.
+ * Include the mpeg2 and fwht stateless codec compound control definitions.
* This will move to the public headers once this API is fully stable.
*/
#include <media/mpeg2-ctrls.h>
+#include <media/fwht-ctrls.h>
/* forward references */
struct file;
* @p_char: Pointer to a string.
* @p_mpeg2_slice_params: Pointer to a MPEG2 slice parameters structure.
* @p_mpeg2_quantization: Pointer to a MPEG2 quantization data structure.
+ * @p_fwht_params: Pointer to a FWHT stateless parameters structure.
* @p: Pointer to a compound value.
*/
union v4l2_ctrl_ptr {
char *p_char;
struct v4l2_ctrl_mpeg2_slice_params *p_mpeg2_slice_params;
struct v4l2_ctrl_mpeg2_quantization *p_mpeg2_quantization;
+ struct v4l2_ctrl_fwht_params *p_fwht_params;
void *p;
};
#define V4L2_CID_MPEG_VIDEO_MV_V_SEARCH_RANGE (V4L2_CID_MPEG_BASE+228)
#define V4L2_CID_MPEG_VIDEO_FORCE_KEY_FRAME (V4L2_CID_MPEG_BASE+229)
+/* CIDs for the FWHT codec as used by the vicodec driver. */
+#define V4L2_CID_FWHT_I_FRAME_QP (V4L2_CID_MPEG_BASE + 290)
+#define V4L2_CID_FWHT_P_FRAME_QP (V4L2_CID_MPEG_BASE + 291)
+
#define V4L2_CID_MPEG_VIDEO_H263_I_FRAME_QP (V4L2_CID_MPEG_BASE+300)
#define V4L2_CID_MPEG_VIDEO_H263_P_FRAME_QP (V4L2_CID_MPEG_BASE+301)
#define V4L2_CID_MPEG_VIDEO_H263_B_FRAME_QP (V4L2_CID_MPEG_BASE+302)
#define V4L2_PIX_FMT_VP9 v4l2_fourcc('V', 'P', '9', '0') /* VP9 */
#define V4L2_PIX_FMT_HEVC v4l2_fourcc('H', 'E', 'V', 'C') /* HEVC aka H.265 */
#define V4L2_PIX_FMT_FWHT v4l2_fourcc('F', 'W', 'H', 'T') /* Fast Walsh Hadamard Transform (vicodec) */
+#define V4L2_PIX_FMT_FWHT_STATELESS v4l2_fourcc('S', 'F', 'W', 'H') /* Stateless FWHT (vicodec) */
/* Vendor-specific formats */
#define V4L2_PIX_FMT_CPIA1 v4l2_fourcc('C', 'P', 'I', 'A') /* cpia1 YUV */
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