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 | | { |  |     "pipe_0": { |  |         "node_0": { |  |             "node_opts": { |  |                 "node_name"       : "rkisp" |  |             }, |  |             "node_opts_extra": { |  |                 "node_buff_type"  : 0, |  |                 "node_buff_count" : 3, |  |                 "node_buff_size"  : 1382400 |  |             }, |  |             "stream_opts": { |  |                 "stream_output"   : "isp_scale_0", |  |                 "stream_fmt_out"  : "image:nv12" |  |             }, |  |             "stream_opts_extra": { |  |                 "opt_entity_name" : "/dev/video0", |  |                 "opt_width"       : 1280, |  |                 "opt_height"      : 720, |  |                 "opt_vir_width"   : 1280, |  |                 "opt_vir_height"  : 720, |  |                 "opt_buf_type"    : 1, |  |                 "opt_mem_type"    : 4, |  |                 "opt_use_libv4l2" : 1, |  |                 "opt_colorspace"  : 0 |  |             } |  |         }, |  |         "node_3": { |  |             "node_opts": { |  |                 "node_name"       : "rkzoom" |  |             }, |  |             "node_opts_extra": { |  |                 "node_buff_type"  : 1, |  |                 "node_buff_count" : 0 |  |             }, |  |             "stream_opts": { |  |                 "stream_input"    : "zoom_ctl_in", |  |                 "stream_output"   : "zoom_ctl_out", |  |                 "stream_fmt_in"   : "image:nv12", |  |                 "stream_fmt_out"  : "image:nv12" |  |             } |  |         }, |  |         "node_6": { |  |             "node_opts": { |  |                 "node_name"       : "rkrga" |  |             }, |  |             "node_opts_extra": { |  |                 "node_buff_type"  : 0, |  |                 "node_buff_count" : 3, |  |                 "node_buff_size"  : 614400 |  |             }, |  |             "stream_opts": { |  |                 "stream_input"    : "eptz_clip_in", |  |                 "stream_output"   : "eptz_clip_out", |  |                 "stream_fmt_in"   : "image:nv12", |  |                 "stream_fmt_out"  : "image:nv12", |  |                 "stream_mode_in"  : "remain_newest" |  |             }, |  |             "stream_opts_extra": { |  |                 "opt_trans_rect"  : "(0,0,1920,1080)->(0,0,1280,720)", |  |                 "opt_trans_rotate": 0 |  |             } |  |         }, |  |         "node_7": { |  |             "node_opts": { |  |                 "node_name"       : "link_output" |  |             }, |  |             "node_opts_extra": { |  |                 "node_buff_type"  : 1, |  |                 "node_buff_count" : 0 |  |             }, |  |             "stream_opts": { |  |                 "stream_input"    : "uvc_link_out_in", |  |                 "stream_output"   : "uvc_link_out_out", |  |                 "stream_fmt_in"   : "image:nv12", |  |                 "stream_fmt_out"  : "image:nv12" |  |             } |  |         }, |  |         "default_mode_link": "none", |  |         "link_0": { |  |             "link_name"          : "uvc", |  |             "link_ship"          : "0,7" |  |         }, |  |         "link_2": { |  |             "link_name"          : "uvc_zoom", |  |             "link_ship"          : "0,3,6,7" |  |         } |  |     } |  | } | 
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