diff options
Diffstat (limited to 'drivers/media/v4l2-core/v4l2-ctrls.c')
| -rw-r--r-- | drivers/media/v4l2-core/v4l2-ctrls.c | 126 |
1 files changed, 110 insertions, 16 deletions
diff --git a/drivers/media/v4l2-core/v4l2-ctrls.c b/drivers/media/v4l2-core/v4l2-ctrls.c index 7d3a33258748..371537dd8cd3 100644 --- a/drivers/media/v4l2-core/v4l2-ctrls.c +++ b/drivers/media/v4l2-core/v4l2-ctrls.c @@ -394,6 +394,21 @@ const char * const *v4l2_ctrl_get_menu(u32 id) "Explicit", NULL, }; + static const char * const mpeg_mpeg2_level[] = { + "Low", + "Main", + "High 1440", + "High", + NULL, + }; + static const char * const mpeg2_profile[] = { + "Simple", + "Main", + "SNR Scalable", + "Spatially Scalable", + "High", + NULL, + }; static const char * const mpeg_mpeg4_level[] = { "0", "0b", @@ -610,6 +625,10 @@ const char * const *v4l2_ctrl_get_menu(u32 id) return h264_fp_arrangement_type; case V4L2_CID_MPEG_VIDEO_H264_FMO_MAP_TYPE: return h264_fmo_map_type; + case V4L2_CID_MPEG_VIDEO_MPEG2_LEVEL: + return mpeg_mpeg2_level; + case V4L2_CID_MPEG_VIDEO_MPEG2_PROFILE: + return mpeg2_profile; case V4L2_CID_MPEG_VIDEO_MPEG4_LEVEL: return mpeg_mpeg4_level; case V4L2_CID_MPEG_VIDEO_MPEG4_PROFILE: @@ -820,6 +839,13 @@ const char *v4l2_ctrl_get_name(u32 id) case V4L2_CID_MPEG_VIDEO_H264_I_FRAME_MAX_QP: return "H264 I-Frame Maximum QP Value"; case V4L2_CID_MPEG_VIDEO_H264_P_FRAME_MIN_QP: return "H264 P-Frame Minimum QP Value"; case V4L2_CID_MPEG_VIDEO_H264_P_FRAME_MAX_QP: return "H264 P-Frame Maximum QP Value"; + case V4L2_CID_MPEG_VIDEO_H264_SPS: return "H264 Sequence Parameter Set"; + case V4L2_CID_MPEG_VIDEO_H264_PPS: return "H264 Picture Parameter Set"; + case V4L2_CID_MPEG_VIDEO_H264_SCALING_MATRIX: return "H264 Scaling Matrix"; + case V4L2_CID_MPEG_VIDEO_H264_SLICE_PARAMS: return "H264 Slice Parameters"; + case V4L2_CID_MPEG_VIDEO_H264_DECODE_PARAMS: return "H264 Decode Parameters"; + case V4L2_CID_MPEG_VIDEO_MPEG2_LEVEL: return "MPEG2 Level"; + case V4L2_CID_MPEG_VIDEO_MPEG2_PROFILE: return "MPEG2 Profile"; case V4L2_CID_MPEG_VIDEO_MPEG4_I_FRAME_QP: return "MPEG4 I-Frame QP Value"; case V4L2_CID_MPEG_VIDEO_MPEG4_P_FRAME_QP: return "MPEG4 P-Frame QP Value"; case V4L2_CID_MPEG_VIDEO_MPEG4_B_FRAME_QP: return "MPEG4 B-Frame QP Value"; @@ -1145,6 +1171,7 @@ void v4l2_ctrl_fill(u32 id, const char **name, enum v4l2_ctrl_type *type, case V4L2_CID_FLASH_STROBE_STOP: case V4L2_CID_AUTO_FOCUS_START: case V4L2_CID_AUTO_FOCUS_STOP: + case V4L2_CID_DO_WHITE_BALANCE: *type = V4L2_CTRL_TYPE_BUTTON; *flags |= V4L2_CTRL_FLAG_WRITE_ONLY | V4L2_CTRL_FLAG_EXECUTE_ON_WRITE; @@ -1184,6 +1211,8 @@ void v4l2_ctrl_fill(u32 id, const char **name, enum v4l2_ctrl_type *type, case V4L2_CID_MPEG_VIDEO_H264_VUI_SAR_IDC: case V4L2_CID_MPEG_VIDEO_H264_SEI_FP_ARRANGEMENT_TYPE: case V4L2_CID_MPEG_VIDEO_H264_FMO_MAP_TYPE: + case V4L2_CID_MPEG_VIDEO_MPEG2_LEVEL: + case V4L2_CID_MPEG_VIDEO_MPEG2_PROFILE: case V4L2_CID_MPEG_VIDEO_MPEG4_LEVEL: case V4L2_CID_MPEG_VIDEO_MPEG4_PROFILE: case V4L2_CID_JPEG_CHROMA_SUBSAMPLING: @@ -1301,6 +1330,21 @@ void v4l2_ctrl_fill(u32 id, const char **name, enum v4l2_ctrl_type *type, case V4L2_CID_MPEG_VIDEO_FWHT_PARAMS: *type = V4L2_CTRL_TYPE_FWHT_PARAMS; break; + case V4L2_CID_MPEG_VIDEO_H264_SPS: + *type = V4L2_CTRL_TYPE_H264_SPS; + break; + case V4L2_CID_MPEG_VIDEO_H264_PPS: + *type = V4L2_CTRL_TYPE_H264_PPS; + break; + case V4L2_CID_MPEG_VIDEO_H264_SCALING_MATRIX: + *type = V4L2_CTRL_TYPE_H264_SCALING_MATRIX; + break; + case V4L2_CID_MPEG_VIDEO_H264_SLICE_PARAMS: + *type = V4L2_CTRL_TYPE_H264_SLICE_PARAMS; + break; + case V4L2_CID_MPEG_VIDEO_H264_DECODE_PARAMS: + *type = V4L2_CTRL_TYPE_H264_DECODE_PARAMS; + break; default: *type = V4L2_CTRL_TYPE_INTEGER; break; @@ -1450,6 +1494,32 @@ static bool std_equal(const struct v4l2_ctrl *ctrl, u32 idx, } } +static void std_init_compound(const struct v4l2_ctrl *ctrl, u32 idx, + union v4l2_ctrl_ptr ptr) +{ + struct v4l2_ctrl_mpeg2_slice_params *p_mpeg2_slice_params; + void *p = ptr.p + idx * ctrl->elem_size; + + memset(p, 0, ctrl->elem_size); + + /* + * The cast is needed to get rid of a gcc warning complaining that + * V4L2_CTRL_TYPE_MPEG2_SLICE_PARAMS is not part of the + * v4l2_ctrl_type enum. + */ + switch ((u32)ctrl->type) { + case V4L2_CTRL_TYPE_MPEG2_SLICE_PARAMS: + p_mpeg2_slice_params = p; + /* 4:2:0 */ + p_mpeg2_slice_params->sequence.chroma_format = 1; + /* interlaced top field */ + p_mpeg2_slice_params->picture.picture_structure = 1; + p_mpeg2_slice_params->picture.picture_coding_type = + V4L2_MPEG2_PICTURE_CODING_TYPE_I; + break; + } +} + static void std_init(const struct v4l2_ctrl *ctrl, u32 idx, union v4l2_ctrl_ptr ptr) { @@ -1469,6 +1539,10 @@ static void std_init(const struct v4l2_ctrl *ctrl, u32 idx, case V4L2_CTRL_TYPE_BOOLEAN: ptr.p_s32[idx] = ctrl->default_value; break; + case V4L2_CTRL_TYPE_BUTTON: + case V4L2_CTRL_TYPE_CTRL_CLASS: + ptr.p_s32[idx] = 0; + break; case V4L2_CTRL_TYPE_U8: ptr.p_u8[idx] = ctrl->default_value; break; @@ -1479,8 +1553,7 @@ static void std_init(const struct v4l2_ctrl *ctrl, u32 idx, ptr.p_u32[idx] = ctrl->default_value; break; default: - idx *= ctrl->elem_size; - memset(ptr.p + idx, 0, ctrl->elem_size); + std_init_compound(ctrl, idx, ptr); break; } } @@ -1670,6 +1743,13 @@ static int std_validate(const struct v4l2_ctrl *ctrl, u32 idx, case V4L2_CTRL_TYPE_FWHT_PARAMS: return 0; + case V4L2_CTRL_TYPE_H264_SPS: + case V4L2_CTRL_TYPE_H264_PPS: + case V4L2_CTRL_TYPE_H264_SCALING_MATRIX: + case V4L2_CTRL_TYPE_H264_SLICE_PARAMS: + case V4L2_CTRL_TYPE_H264_DECODE_PARAMS: + return 0; + default: return -EINVAL; } @@ -2149,15 +2229,6 @@ static int handler_new_ref(struct v4l2_ctrl_handler *hdl, if (size_extra_req) new_ref->p_req.p = &new_ref[1]; - if (ctrl->handler == hdl) { - /* By default each control starts in a cluster of its own. - new_ref->ctrl is basically a cluster array with one - element, so that's perfect to use as the cluster pointer. - But only do this for the handler that owns the control. */ - ctrl->cluster = &new_ref->ctrl; - ctrl->ncontrols = 1; - } - INIT_LIST_HEAD(&new_ref->node); mutex_lock(hdl->lock); @@ -2190,6 +2261,15 @@ insert_in_hash: hdl->buckets[bucket] = new_ref; if (ctrl_ref) *ctrl_ref = new_ref; + if (ctrl->handler == hdl) { + /* By default each control starts in a cluster of its own. + * new_ref->ctrl is basically a cluster array with one + * element, so that's perfect to use as the cluster pointer. + * But only do this for the handler that owns the control. + */ + ctrl->cluster = &new_ref->ctrl; + ctrl->ncontrols = 1; + } unlock: mutex_unlock(hdl->lock); @@ -2253,6 +2333,21 @@ static struct v4l2_ctrl *v4l2_ctrl_new(struct v4l2_ctrl_handler *hdl, case V4L2_CTRL_TYPE_FWHT_PARAMS: elem_size = sizeof(struct v4l2_ctrl_fwht_params); break; + case V4L2_CTRL_TYPE_H264_SPS: + elem_size = sizeof(struct v4l2_ctrl_h264_sps); + break; + case V4L2_CTRL_TYPE_H264_PPS: + elem_size = sizeof(struct v4l2_ctrl_h264_pps); + break; + case V4L2_CTRL_TYPE_H264_SCALING_MATRIX: + elem_size = sizeof(struct v4l2_ctrl_h264_scaling_matrix); + break; + case V4L2_CTRL_TYPE_H264_SLICE_PARAMS: + elem_size = sizeof(struct v4l2_ctrl_h264_slice_params); + break; + case V4L2_CTRL_TYPE_H264_DECODE_PARAMS: + elem_size = sizeof(struct v4l2_ctrl_h264_decode_params); + break; default: if (type < V4L2_CTRL_COMPOUND_TYPES) elem_size = sizeof(s32); @@ -2369,16 +2464,15 @@ struct v4l2_ctrl *v4l2_ctrl_new_custom(struct v4l2_ctrl_handler *hdl, v4l2_ctrl_fill(cfg->id, &name, &type, &min, &max, &step, &def, &flags); - is_menu = (cfg->type == V4L2_CTRL_TYPE_MENU || - cfg->type == V4L2_CTRL_TYPE_INTEGER_MENU); + is_menu = (type == V4L2_CTRL_TYPE_MENU || + type == V4L2_CTRL_TYPE_INTEGER_MENU); if (is_menu) WARN_ON(step); else WARN_ON(cfg->menu_skip_mask); - if (cfg->type == V4L2_CTRL_TYPE_MENU && qmenu == NULL) + if (type == V4L2_CTRL_TYPE_MENU && !qmenu) { qmenu = v4l2_ctrl_get_menu(cfg->id); - else if (cfg->type == V4L2_CTRL_TYPE_INTEGER_MENU && - qmenu_int == NULL) { + } else if (type == V4L2_CTRL_TYPE_INTEGER_MENU && !qmenu_int) { handler_set_err(hdl, -EINVAL); return NULL; } |