dataview/camera/webs/module/videoWorker.worker.js

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n=a;t.default=n},function(e,t,r){"use strict";var a=r(1),n=a(r(5)),i=a(r(11)),o=a(r(13)),s=a(r(15));r(0);importScripts("./libDecodeSDK.js"),addEventListener("message",function(e){var t=e.data;switch(y=e.data.channelId,t.type){case"sdpInfo":f=t.data,0,function(e){u=[],d=!1;for(var t=0;t<e.sdpInfo.length;t++){if(l=null,c=e.decodeMode,"SVAC2"===e.sdpInfo[t].codecName||"H264"===e.sdpInfo[t].codecName||"RAW"===e.sdpInfo[t].codecName&&e.mp4Codec&&"H264"===e.mp4Codec.VideoCodec)null===m&&(m=(0,n.default)()),(l=m).init(e.decodeMode),l.setFramerate(e.sdpInfo[t].Framerate),l.setGovLength(e.govLength),l.setCheckDelay(e.checkDelay),l.setLessRate(e.lessRateCanvas);else if("H265"===e.sdpInfo[t].codecName||"RAW"===e.sdpInfo[t].codecName&&e.mp4Codec&&"H265"===e.mp4Codec.VideoCodec){null===h&&(h=(0,i.default)()),l=h;var r={};r.h265AccelerationEnabled=e.h265AccelerationEnabled,l.init(r),l.setFramerate(e.sdpInfo[t].Framerate),l.setGovLength(e.govLength),l.setCheckDelay(e.checkDelay)}else"JPEG"===e.sdpInfo[t].codecName?(null===g&&(g=(0,o.default)()),(l=g).init(),l.setFramerate(e.sdpInfo[t].Framerate)):"stream-assist-frame"===e.sdpInfo[t].codecName&&(null===v&&(v=(0,s.default)()),(l=v).init());"undefined"!==typeof e.sdpInfo[t].Framerate&&e.sdpInfo[t].Framerate,null!==l&&(l.setBufferfullCallback(E),l.setReturnCallback(C),_=e.sdpInfo[t].RtpInterlevedID,u[_]=l)}}(f);break;case"MediaData":if(!0===d){!function(e){_=e.data.rtspInterleave[1],"undefined"!==typeof 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t=null;if(null===e||"undefined"===typeof e)return t=null,void null;if("undefined"!==typeof e.error?(I("error",e.error),t=e.decodedData):(t=e.decodedData,null!==e.decodeMode&&"undefined"!==typeof e.decodeMode&&(c=e.decodeMode,I("setVideoTagMode",e.decodeMode))),null!=e.decodeStart&&(!w&&I("DecodeStart",e.decodeStart),c=e.decodeStart.decodeMode),null!==t&&"undefined"!==typeof t)if(void 0!==t.frameData&&null!==t.frameData&&"canvas"===c){!0===t.frameData.firstFrame&&!w&&I("firstFrame",t.frameData.firstFrame);var r={bufferIdx:t.frameData.bufferIdx,width:t.frameData.width,height:t.frameData.height,codecType:t.frameData.codecType,frameType:t.frameData.frameType,timeStamp:null,frameIndex:t.frameData.frameIndex};null!==t.timeStamp&&"undefined"!==typeof t.timeStamp&&(r.timeStamp=t.timeStamp),I("videoInfo",r),"undefined"!==typeof t.frameData.data&&null!==t.frameData.data&&(!0===w&&(t.frameData.option=t.frameData.option||{},t.frameData.option.decodeOnlyI=!0),I("canvasRender",t.frameData.data,t.frameData.option))}else if(null!==t.frameData&&"video"===c){null!==t.initSegmentData&&(I("codecInfo",t.codecInfo),I("initSegment",t.initSegmentData));r={codecType:t.frameData.codecType,frameIndex:t.frameData.frameIndex};"undefined"!==typeof t.frameData.width&&(r.width=t.frameData.width,r.height=t.frameData.height),I("videoInfo",r),I("videoTimeStamp",t.timeStamp),t.frameData.length>0&&(I("mediaSample",t.mediaSample),I("videoRender",t.frameData))}else I("drop",e.decodedData);null!=e.resolution&&I("MSEResolutionChanged",e.resolution),null!=e.ivsDraw&&I("ivsDraw",e)}function I(e,t,r){var a={type:e,data:t,channelId:y,option:r};"canvasRender"===e?postMessage(a,[t.buffer]):postMessage(a)}},function(e,t,r){"use strict";var a=r(1);Object.defineProperty(t,"__esModule",{value:!0}),t.default=void 0;var n=r(0),i=a(r(10)),o=a(r(2)),s=a(r(3)),u=null,f=null;function l(){var e=7,t=7,r=2,a=3,i=4,o=5,l=8,c=16,p=32,d=255,_=0,m=null;function h(){_=0,m=new s.default}function g(r,n){var i=n,o=_+i>>a;return i=_+n&e,r[o]>>t-(i&t)&1}function v(e,t){var r=_>>a,n=8*(r+1)-_;if(n<8)for(var i=0;i<3;i++){var o=e[r+i];o=0==i?o>>n<<n:2==i?o&255>>8-n|1<<n:0,e.set([o],r+i)}else e.set([0],r),e.set([1],r+1)}function y(e,t){var r=0;if(1===t)r=g(e,0);else for(var a=0;a<t;a++)r=(r<<1)+g(e,a);return _+=t,r}function b(e,t){for(var a=0,n=0,i=t;_+i<8*e.length&&!g(e,i++);)a++;if(0===a)return _+=1,0;n=1<<a;for(var o=a-1;o>=0;o--,i++)n|=g(e,i)<<o;return _+=a*r+1,n-1}function D(e,t){var a=b(e,t);return 1&a?(a+1)/r:-a/r}function S(e){m.put("cpb_cnt_minus1",b(e,0)),m.put("bit_rate_scale",y(e,i)),m.put("cpb_size_scale",y(e,i));for(var t=m.get("cpb_cnt_minus1"),r=new Array(t),a=new Array(t),n=new Array(t),s=0;s<=t;s++)r[s]=b(e,0),a[s]=b(e,0),n[s]=y(e,1);m.put("bit_rate_value_minus1",r),m.put("cpb_size_value_minus1",a),m.put("cbr_flag",n),m.put("initial_cpb_removal_delay_length_minus1",y(e,o)),m.put("cpb_removal_delay_length_minus1",y(e,o)),m.put("dpb_output_delay_length_minus1",y(e,o)),m.put("time_offset_length",y(e,o))}return h.prototype={parse:function(e){_=0,m.clear(),m.put("forbidden_zero_bit",y(e,1)),m.put("nal_ref_idc",y(e,r)),m.put("nal_unit_type",y(e,o)),m.put("profile_idc",y(e,l)),m.put("profile_compatibility",y(e,l)),m.put("level_idc",y(e,l)),m.put("seq_parameter_set_id",b(e,0));var t=m.get("profile_idc");if((100===t||110===t||122===t||244===t||44===t||83===t||86===t||118===t||128===t||138===t||139===t||134===t)&&(m.put("chroma_format_idc",b(e,0)),m.get("chroma_format_idc")===a&&m.put("separate_colour_plane_flag",y(e,1)),m.put("bit_depth_luma_minus8",b(e,0)),m.put("bit_depth_chroma_minus8",b(e,0)),m.put("qpprime_y_zero_transform_bypass_flag",y(e,1)),m.put("seq_scaling_matrix_present_flag",y(e,1)),m.get("seq_scaling_matrix_present_flag"))){for(var i=m.get("chroma_format_idc")!==a?l:12,s=new Array(i),h=0;h<i;h++)if(s[h]=y(e,1),s[h])for(var g=h<6?c:64,T=8,w=8,E=0;E<g;E++)w&&(w=(T+D(e,0)+256)%256),T=0===w?T:w;m.put("seq_scaling_list_present_flag",s)}if(m.put("log2_max_frame_num_minus4",b(e,0)),m.put("pic_order_cnt_type",b(e,0)),0===m.get("pic_order_cnt_type"))m.put("log2_max_pic_order_cnt_lsb_minus4",b(e,0));else if(1===m.get("pic_order_cnt_type")){m.put("delta_pic_order_always_zero_flag",y(e,1)),m.put("offset_for_non_ref_pic",D(e,0)),m.put("offset_for_top_to_bottom_field",D(e,0)),m.put("num_ref_frames_in_pic_order_cnt_cycle",b(e,0));for(var C=0;C<m.get("num_ref_frames_in_pic_order_cnt_cycle");C++)m.put("num_ref_frames_in_pic_order_cnt_cycle",D(e,0))}return m.put("num_ref_frames",b(e,0)),m.put("gaps_in_frame_num_value_allowed_flag",y(e,1)),m.put("pic_width_in_mbs_minus1",b(e,0)),m.put("pic_height_in_map_units_minus1",b(e,0)),m.put("frame_mbs_only_flag",y(e,1)),0===m.get("frame_mbs_only_flag")&&m.put("mb_adaptive_frame_field_flag",y(e,1)),m.put("direct_8x8_interence_flag",y(e,1)),m.put("frame_cropping_flag",y(e,1)),1===m.get("frame_cropping_flag")&&(m.put("frame_cropping_rect_left_offset",b(e,0)),m.put("frame_cropping_rect_right_offset",b(e,0)),m.put("frame_cropping_rect_top_offset",b(e,0)),m.put("frame_cropping_rect_bottom_offset",b(e,0))),m.put("vui_parameters_present_flag",y(e,1)),m.get("vui_parameters_present_flag")&&function(e){m.put("aspect_ratio_info_present_flag",y(e,1)),m.get("aspect_ratio_info_present_flag")&&(m.put("aspect_ratio_idc",y(e,l)),m.get("aspect_ratio_idc")===d&&(v(e),m.put("sar_width",y(e,c)),v(e),m.put("sar_height",y(e,c)))),m.put("overscan_info_present_flag",y(e,1)),m.get("overscan_info_present_flag")&&m.put("overscan_appropriate_flag",y(e,1)),m.put("video_signal_type_present_flag",y(e,1)),m.get("video_signal_type_present_flag")&&(m.put("video_format",y(e,a)),m.put("video_full_range_flag",y(e,1)),m.put("colour_description_present_flag",y(e,1)),1==m.get("video_full_range_flag")&&(f=n.YUV2RGBMODE.FULLRANGE),m.get("colour_description_present_flag")&&(m.put("colour_primaries",y(e,l)),m.put("transfer_characteristics",y(e,l)),m.put("matrix_coefficients",y(e,l)),1!=m.get("colour_description_present_flag")||5!=m.get("colour_primaries")&&6!=m.get("colour_primaries")&&6!=m.get("transfer_characteristics")&&5!=m.get("matrix_coefficients")&&6!=m.get("matrix_coefficients")||(u=n.YUV2RGBMODE.BT601))),m.put("chroma_loc_info_present_flag",y(e,1)),m.get("chroma_loc_info_present_flag")&&(m.put("chroma_sample_loc_type_top_field",b(e,0)),m.put("chroma_sample_loc_type_bottom_field",b(e,0))),m.put("timing_info_present_flag",y(e,1)),m.get("timing_info_present_flag")&&(m.put("num_units_in_tick",y(e,p)),m.put("time_scale",y(e,p)),m.put("fixed_frame_rate_flag",y(e,1))),m.put("nal_hrd_parameters_present_flag",y(e,1)),m.get("nal_hrd_parameters_present_flag")&&S(e),m.put("vcl_hrd_parameters_present_flag",y(e,1)),m.get("vcl_hrd_parameters_present_flag")&&S(e),(m.get("nal_hrd_parameters_present_flag")||m.get("vcl_hrd_parameters_present_flag"))&&m.put("low_delay_hrd_flag",y(e,1)),m.put("pic_struct_present_flag",y(e,1)),m.put("bitstream_restriction_flag",y(e,1)),m.get("bitstream_restriction_flag")&&(m.put("motion_vectors_over_pic_boundaries_flag",y(e,1)),m.put("max_bytes_per_pic_denom",b(e,0)),m.put("max_bits_per_mb_denom",b(e,0)))}(e),!0},getSizeInfo:function(){var 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h.prototype={parse:function(e){e,0,o.clear(),o.put("forbidden_zero_bit",v(0,1)),o.put("nal_unit_type",v(0,6)),o.put("nuh_layer_id",v(0,6)),o.put("nuh_temporal_id_plus1",v(0,3)),o.put("sps_video_parameter_set_id",v(0,4)),0===o.get("nuh_layer_id")?o.put("sps_max_sub_layers_minus1",v(0,3)):o.put("sps_ext_or_max_sub_layers_minus1",v(0,3));var t=0!==o.get("nuh_layer_id")&&7===o.get("sps_ext_or_max_sub_layers_minus1");return t||(o.put("sps_max_sub_layers_minus1",v(0,1)),function(e,t){if(e){o.put("general_profile_space",v(0,2)),o.put("general_tier_flag",v(0,1)),o.put("general_profile_idc",v(0,5));for(var r=new Array(32),a=0;a<32;a++)r[a]=v(0,1);o.put("general_progressive_source_flag",v(0,1)),o.put("general_interlaced_source_flag",v(0,1)),o.put("general_non_packed_constraint_flag",v(0,1)),o.put("general_frame_only_constraint_flag",v(0,1));var n=o.get("general_profile_idc");4===n||r[4]||5===n||r[5]||6===n||r[6]||7===n||r[7]||8===n||r[8]||9===n||r[9]||10===n||r[10]?(o.put("general_max_12bit_constraint_flag",v(0,1)),o.put("general_max_10bit_constraint_flag",v(0,1)),o.put("general_max_8bit_constraint_flag",v(0,1)),o.put("general_max_422chroma_constraint_flag",v(0,1)),o.put("general_max_420chroma_constraint_flag",v(0,1)),o.put("general_max_monochrome_constraint_flag",v(0,1)),o.put("general_intra_constraint_flag",v(0,1)),o.put("general_one_picture_only_constraint_flag",v(0,1)),o.put("general_lower_bit_rate_constraint_flag",v(0,1)),5===n||r[5]||9===n||r[9]||10===n||r[10]?(o.put("general_max_14bit_constraint_flag",v(0,1)),o.put("general_reserved_zero_33bits",v(0,33))):o.put("general_reserved_zero_34bits",v(0,34))):o.put("general_reserved_zero_43bits",v(0,43)),n>=1&&n<=5||r[1]||r[2]||r[3]||r[4]||r[5]||r[9]?o.put("general_inbld_flag",v(0,1)):o.put("general_reserved_zero_bit",v(0,1))}o.put("general_level_idc",v(0,8));var i=new Array(t),s=new Array(t);for(_=0;_<t;_++)i[_]=v(0,1),s[_]=v(0,1);var u=new Array(8),f=new Array(t),l=new Array(t),c=new Array(t),p=[],d=new Array(t);if(t>0)for(var _=t;_<8;_++)u[_]=v(0,2);for(_=0;_<t;_++){if(i[_]){for(l[_]=v(0,2),c[_]=v(0,1),f[_]=v(0,5),a=0;a<32;a++)p[_][a]=v(0,1);o.put("sub_layer_progressive_source_flag",v(0,1)),o.put("sub_layer_interlaced_source_flag",v(0,1)),o.put("sub_layer_non_packed_constraint_flag",v(0,1)),o.put("sub_layer_frame_only_constraint_flag",v(0,1)),4===f[_]||p[_][4]||5===f[_]||p[_][5]||6===f[_]||p[_][6]||7===f[_]||p[_][7]||8===f[_]||p[_][8]||9===f[_]||p[_][9]||10===f[_]||p[_][10]?(o.put("sub_layer_max_12bit_constraint_flag",v(0,1)),o.put("sub_layer_max_10bit_constraint_flag",v(0,1)),o.put("sub_layer_max_8bit_constraint_flag",v(0,1)),o.put("sub_layer_max_422chroma_constraint_flag",v(0,1)),o.put("sub_layer_max_420chroma_constraint_flag",v(0,1)),o.put("sub_layer_max_monochrome_constraint_flag",v(0,1)),o.put("sub_layer_intra_constraint_flag",v(0,1)),o.put("sub_layer_one_picture_only_constraint_flag",v(0,1)),o.put("sub_layer_lower_bit_rate_constraint_flag",v(0,1)),5===f[_]||p[_][5]?(o.put("sub_layer_max_14bit_constraint_flag",v(0,1)),o.put("sub_layer_lower_bit_rate_constraint_flag",v(0,1)),d[_]=v(0,33)):d[_]=v(0,34)):o.put("sub_layer_reserved_zero_43bits",v(0,43)),f[_]>=1&&f[_]<=5||9==f[_]||p[1]||p[2]||p[3]||p[4]||p[5]||p[9]?o.put("sub_layer_inbld_flag",v(0,1)):o.put("sub_layer_reserved_zero_bit",v(0,1))}s[_]&&o.put("sub_layer_level_idc",v(0,8))}}(1,o.get("sps_max_sub_layers_minus1"))),v(0,84),o.put("sps_seq_parameter_set_id",y()),t?(o.put("update_rep_format_flag",v(0,1)),o.get("update_rep_format_flag")&&o.put("sps_rep_format_idx",v(0,8))):(o.put("chroma_format_idc",y()),3===o.get("chroma_format_idc")&&o.put("separate_colour_plane_flag",v(0,1)),o.put("pic_width_in_luma_samples",y()),o.put("pic_height_in_luma_samples",y()),o.put("conformance_window_flag",v(0,1)),o.get("conformance_window_flag")&&(o.put("conf_win_left_offset",y()),o.put("conf_win_right_offset",y()),o.put("conf_win_top_offset",y()),o.put("conf_win_bottom_offset",y()))),!0},parse2:function(s){var h=s.length;if(s,l=s,c=s.length,p=0,d=0,_=0,m=0,0,o.clear(),h<20)return!1;v(0,16),v(0,4);var g=v(0,3);if(o.put("sps_max_sub_layers_minus1",g),g>6)return!1;v(0,1),v(0,2),v(0,1);v(0,5);v(0,32),v(0,1),v(0,1),v(0,1),v(0,1),v(0,43),v(0,1),o.put("general_level_idc",v(0,8));for(var b=[],D=[],S=0;S<g;S++)b[S]=v(0,1),D[S]=v(0,1);if(g>0)for(S=g;S<8;S++)v(0,2);for(S=0;S<g;S++)b[S]&&(v(0,2),v(0,1),v(0,5),v(0,32),v(0,1),v(0,1),v(0,1),v(0,1),v(0,44)),D[S]&&v(0,8);var T=y();if(o.put("sps_seq_parameter_set_id",T),T>15)return!1;var w=y();if(o.put("chroma_format_idc",w),T>3)return!1;if(3==w&&v(0,1),o.put("pic_width_in_luma_samples",y()),o.put("pic_height_in_luma_samples",y()),v(0,1)&&(y(),y(),y(),y()),y()!=y())return!1;y();for(S=v(0,1)?0:g;S<=g;S++)y(),y(),y();y(),y(),y(),y(),y(),y();var E;v(0,1)&&(E?v(0,6):v(0,1)),v(0,1),v(0,1),v(0,1)&&(v(0,4),v(0,4),y(),y(),v(0,1));for(var C=y(),I=[],A=0;A<C;A++){var M=0;if(A>0&&(M=v(0,1)),A&&M){v(0,1),y(),I[A]=0;for(var x=0;x<=I[A-1];x++){var P=0,k=v(0,1);k||(P=v(0,1)),(k||P)&&I[A]++}}else{var O=y(),L=y();I[A]=O+L;for(x=0;x<O;x++)y(),v(0,1);for(x=0;x<L;x++)y(),v(0,1)}}if(v(0,1)){var R=y();for(S=0;S<R;S++)y(),v(0,1)}v(0,1),v(0,1);return v(0,1)&&(o.put("aspect_ratio_info_present_flag",v(0,1)),o.get("aspect_ratio_info_present_flag")&&(o.put("aspect_ratio_idc",v(0,t)),o.get("aspect_ratio_idc")===i&&(o.put("sar_width",v(0,r)),o.put("sar_height",v(0,r)))),o.put("overscan_info_present_flag",v(0,1)),o.get("overscan_info_present_flag")&&o.put("overscan_appropriate_flag",v(0,1)),o.put("video_signal_type_present_flag",v(0,1)),o.get("video_signal_type_present_flag")&&(o.put("video_format",v(0,e)),o.put("video_full_range_flag",v(0,1)),o.put("colour_description_present_flag",v(0,1)),1==o.get("video_full_range_flag")&&(f=n.YUV2RGBMODE.FULLRANGE),o.get("colour_description_present_flag")&&(o.put("colour_primaries",v(0,t)),o.put("transfer_characteristics",v(0,t)),o.put("matrix_coefficients",v(0,t)),1!=o.get("colour_description_present_flag")||5!=o.get("colour_primaries")&&6!=o.get("colour_primaries")&&6!=o.get("transfer_characteristics")&&5!=o.get("matrix_coefficients")&&6!=o.get("matrix_coefficients")||(u=n.YUV2RGBMODE.BT601))),o.put("chroma_loc_info_present_flag",v(0,1)),o.get("chroma_loc_info_present_flag")&&(o.put("chroma_sample_loc_type_top_field",y()),o.put("chroma_sample_loc_type_bottom_field",y())),o.put("timing_info_present_flag",v(0,1)),o.get("timing_info_present_flag")&&(o.put("num_units_in_tick",v(0,a)),o.put("time_scale",v(0,a)),o.put("fixed_frame_rate_flag",v(0,1))),o.put("nal_hrd_parameters_present_flag",v(0,1)),o.get("nal_hrd_parameters_present_flag"),o.put("vcl_hrd_parameters_present_flag",v(0,1)),o.get("vcl_hrd_parameters_present_flag"),(o.get("nal_hrd_parameters_present_flag")||o.get("vcl_hrd_parameters_present_flag"))&&o.put("low_delay_hrd_flag",v(0,1)),o.put("pic_struct_present_flag",v(0,1)),o.put("bitstream_restriction_flag",v(0,1)),o.get("bitstream_restriction_flag")&&(o.put("motion_vectors_over_pic_boundaries_flag",v(0,1)),o.put("max_bytes_per_pic_denom",y()),o.put("max_bits_per_mb_denom",y()))),!0},getSizeInfo:function(){var e=o.get("pic_width_in_luma_samples"),t=o.get("pic_height_in_luma_samples");if(o.get("conformance_window_flag")){var r=o.get("chroma_format_idc"),a=o.get("separate_colour_plane_flag");"undefined"===typeof a&&(a=0);var n=1!==r&&2!==r||0!==a?1:2,i=1===r&&0===a?2:1;e-=n*o.get("conf_win_right_offset")+n*o.get("conf_win_left_offset"),t-=i*o.get("conf_win_bottom_offset")+i*o.get("conf_win_top_offset")}return{width:e,height:t,decodeSize:e*t}},getSpsValue:function(e){return o.get(e)}},new h}function c(){var e=7,t=7,r=2,a=3,n=0,i=null;function o(){n=0,i=new s.default}function u(r,i){var o=i,s=n+o>>a;return o=n+i&e,r[s]>>t-(o&t)&1}function f(e,t){return t<=25?l(e,t):l(e,16)<<t-16|l(e,t-16)}function l(e,t){var r=0;if(1===t)r=u(e,0);else for(var a=0;a<t;a++)r=(r<<1)+u(e,a);return n+=t,r}function c(e,t){for(var a=0,i=0,o=t;n+o<8*e.length&&!u(e,o++);)a++;if(0===a)return n+=1,0;i=1<<a;for(var s=a-1;s>=0;s--,o++)i|=u(e,o)<<s;return n+=a*r+1,i-1}return o.prototype={parse:function(e){n=0,i.clear();var t=new ArrayBuffer(256),r=new Uint8Array(t);!function(e,t,r,a){for(var n=0,i=0;n+2<t&&i+2<a;++n)0==e[n]&&0==e[n+1]&&3==e[n+2]?(r[i++]=e[n++],r[i++]=e[n++]):r[i++]=e[n];for(;n<t&&i<a;)r[i++]=e[n++]}(e,e.length,r,256);var a=[],o=[];l(r,4);var s,u,p=l(r,3);i.put("temporalIdNested",l(r,1)),i.put("general_profile_space",l(r,2)),i.put("general_tier_flag",l(r,1)),i.put("general_profile_idc",l(r,5)),i.put("general_profile_compatibility",l(e,8)),i.put("general_profile_compatibility_flags",f(r,32)),i.put("general_constraint_indicator_flags",(s=r,(u=48)<=32?f(s,u):f(s,u-32)<<32|f(s,32))),i.put("general_level_idc",l(r,8));var d=0;for(d=0;d<p&&d<6;d++)a[d]=l(r,1),o[d]=l(r,1);if(p>0)for(d=p;d<8;d++)l(r,2);for(d=0;d<p&&d<6;d++)o[d]&&l(r,8);c(r,0);i.put("chroma_format_idc",c(r,0));c(r,0),c(r,0);return l(r,1),c(r,0),c(r,0),c(r,0),c(r,0),i.put("bitDepthLumaMinus8",c(r,0)+8),i.put("bitDepthChromaMinus8",c(r,0)+8),t=null,r=null,!0},parse2:function(e){var t=e.length,r=e;e.length;if(i.clear(),t<20)return!1;l(r,16),l(r,4);var a=l(r,3);if(i.put("sps_max_sub_layers_minus1",a),a>6)return!1;l(r,1),l(r,2),l(r,1);l(r,5);l(r,32),l(r,1),l(r,1),l(r,1),l(r,1),l(r,43),l(r,1),i.put("general_level_idc",l(r,8));for(var n=[],o=[],s=0;s<a;s++)n[s]=l(r,1),o[s]=l(r,1);if(a>0)for(s=a;s<8;s++)l(r,2);for(s=0;s<a;s++)n[s]&&(l(r,2),l(r,1),l(r,5),l(r,32),l(r,1),l(r,1),l(r,1),l(r,1),l(r,44)),o[s]&&l(r,8);var u=c(r,0);if(i.put("sps_seq_parameter_set_id",u),u>15)return!1;var f=c(r,0);return i.put("chroma_format_idc",f),!(u>3)&&(3==f&&l(r,1),i.put("pic_width_in_luma_samples",c(r,0)),i.put("pic_height_in_luma_samples",c(r,0)),l(r,1)&&(c(r,0),c(r,0),c(r,0),c(r,0)),c(r,0)==c(r,0))},getSizeInfo:function(){var e=i.get("pic_width_in_luma_samples"),t=i.get("pic_height_in_luma_samples");if(i.get("conformance_window_flag")){var r=i.get("chroma_format_idc"),a=i.get("separate_colour_plane_flag");"undefined"===typeof a&&(a=0);var n=1!==r&&2!==r||0!==a?1:2,o=1===r&&0===a?2:1;e-=n*i.get("conf_win_right_offset")+n*i.get("conf_win_left_offset"),t-=o*i.get("conf_win_bottom_offset")+o*i.get("conf_win_top_offset")}return{width:e,height:t,decodeSize:e*t}},getSpsValue:function(e){return i.get(e)},getCodecInfo:function(){return'video/mp4; codecs="hvc1.1.6.L30.B0"'}},new o}var p=function(){var e,t,r,a=0,s=0,p=!1,d=0,_=0,m=new c,h=new l,g={frameData:null,timeStamp:null,initSegmentData:null,mediaSample:null,dropPercent:0,dropCount:0,codecInfo:"",playback:!1},v={timestamp:null,timezone:null},y=0,b=0,D=null,S=0,T=0,w={width:0,height:0},E=0,C=0,I=null,A=null,M=null,x=!1,P=!1,k=!1,O={},L=!1,R=null,F=0;function U(){this.decoder=(0,i.default)(),this.firstTime=0,this.lastMSW=0}function B(e){var t=0,r=e[t+=2];e[++t],t++;var a=String.fromCharCode.apply(null,e.subarray(t,t+16))||"";if(5===r&&a.indexOf("SPSVuiParse")>-1)for(var n=t+=16;n<e.length;n+=2){var i=e[n],o=e[n+1];1===i&&1===o&&(F=1)}}return U.prototype={setReturnCallback:function(e){this.rtpReturnCallback=e},setBufferfullCallback:function(e){null!==this.videoBufferList&&this.videoBufferList.setBufferFullCallback(e)},getVideoBuffer:function(e){if(null!==this.videoBufferList)return this.videoBufferList.searchNodeAt(e)},clearBuffer:function(){null!==this.videoBufferList&&this.videoBufferList.clear()},findCurrent:function(){null!==this.videoBufferList&&this.videoBufferList.searchTimestamp(this.getTimeStamp())},ntohl:function(e){return(e[0]<<24)+(e[1]<<16)+(e[2]<<8)+e[3]>>>0},appendBuffer:function(e,t,r){if(r+t.length>=e.length){var a=new Uint8Array(e.length+1048576);a.set(e,0),e=a}return e.set(t,r),e},setGovLength:function(e){D=e},getGovLength:function(){return D},setDecodingTime:function(e){this.decodingTime=e},getDropPercent:function(){return 0},getDropCount:function(){return 0},initStartTime:function(){this.firstDiffTime=0,this.calcGov=0},setCheckDelay:function(e){this.checkDelay=e},init:function(e){P=!1,p=!1,this.decoder.setIsFirstFrame(!1),this.videoBufferList=new n.VideoBufferList,this.firstDiffTime=0,this.checkDelay=!0,this.timeData=null,k=e.h265AccelerationEnabled},setInitSegment:function(){P=!1},parseRTPDataH265Acceleration:function(i,u,f,l,c){var d=null,_={},h=(u[19]<<24)+(u[18]<<16)+(u[17]<<8)+u[16]>>>0,D=Date.UTC("20"+(h>>>26),(h>>>22&15)-1,h>>>17&31,h>>>12&31,h>>>6&63,63&h)/1e3;if(c.timeStampmsw,D-=28800,0==this.firstTime)this.firstTime=D,this.lastMSW=0,s=(u[21]<<8)+u[20],v={timestamp:this.firstTime,timestamp_usec:0};else{var S,E=(u[21]<<8)+u[20];S=E>s?E-s:E+65535-s,this.lastMSW+=S,D>this.firstTime&&(this.lastMSW-=1e3),this.firstTime=D,v={timestamp:D,timestamp_usec:this.lastMSW},s=E}0!==this.getFramerate()&&"undefined"!==typeof this.getFramerate()||"undefined"===typeof this.getTimeStamp()||this.setFramerate(Math.round(1e3/((v.timestamp-this.getTimeStamp().timestamp===0?0:1e3)+(v.timestamp_usec-this.getTimeStamp().timestamp_usec)))),this.setTimeStamp(v);for(var C=u[22],k=u.subarray(24+C,u.length-8),F=u.subarray(u.length-8,u.length),U=(F[7],F[6],F[5],F[4],[]),B=0;B<=k.length;)if(0==k[B])if(0==k[B+1])if(1==k[B+2]){if(U.push(B),38==(255&k[B+=3])||2==(255&k[B]))break}else 0==k[B+2]?B++:B+=3;else B+=2;else B+=1;a=(u[21]<<8)+u[20];var N=0;for(B=0;B<U.length;B++)switch(d=k.subarray(U[B]+3,U[B+1]-1),255&k[U[B]+3]){case 2:N=U[B]-1,e=k.subarray(N,k.length);break;case 38:N=U[B]-1,e=k.subarray(N,k.length);var z=c;y=t=z.width,b=r=z.height,0===w.width&&0===w.height?(w.width=y,w.height=b,_.decodeStart=w,_.decodeStart.decodeMode="video",_.decodeStart.encodeMode="h265"):w.width===y&&w.height===b||(P=!1,w.width=y,w.height=b,_.resolution=w);break;case 64:I=d;break;case 66:var V=k.subarray(U[B]+5,U[B+1]-1);m.parse(V),M=d;break;case 68:A=d}if(P)g.initSegmentData=null;else{P=!0;var j=m.getSpsValue("general_profile_space"),H=m.getSpsValue("general_tier_flag"),G=m.getSpsValue("general_profile_idc"),W=m.getSpsValue("temporalIdNested");m.getSpsValue("general_profile_compatibility_flags"),m.getSpsValue("general_constraint_indicator_flags"),c={id:1,width:t,height:r,type:"video",general_profile_flag:j<<6|H<<5|G,general_profile_compatibility_flags:m.getSpsValue("general_profile_compatibility_flags"),general_constraint_indicator_flags:m.getSpsValue("general_constraint_indicator_flags"),general_level_idc:m.getSpsValue("general_level_idc"),chroma_format_idc:m.getSpsValue("chroma_format_idc"),bitDepthLumaMinus8:m.getSpsValue("bitDepthLumaMinus8"),bitDepthChromaMinus8:m.getSpsValue("bitDepthChromaMinus8"),rate_layers_nested_length:11|(1&W)<<2,vps:[I],sps:[M],pps:[A],timescale:1e3,fps:this.getFramerate()},null==R&&(R=new o.default(n.commonOption.VIDEOENCODETYPE.H265)),g.initSegmentData=R.initSegment(c),g.codecInfo=m.getCodecInfo()}var Y=e.length-4;e[0]=(4278190080&Y)>>>24,e[1]=(16711680&Y)>>>16,e[2]=(65280&Y)>>>8,e[3]=255&Y;var X=this.getFramerate(),q={duration:Math.round(1/X*1e3),size:e.length,frame_time_stamp:null,frameDuration:null};if(q.frame_time_stamp=1e3*v.timestamp+v.timestamp_usec-T,!1===x)q.frame_time_stamp=0,T=1e3*v.timestamp+v.timestamp_usec,q.frameDuration=0,O=q,x=!0;else{var K=O.frame_time_stamp,J=q.frame_time_stamp;q.frameDuration=Math.abs(J-K),q.frameDuration>3e3&&(q.frameDuration=0),O=q}g.frameData=new Uint8Array(e),g.mediaSample=q,v=null===v.timestamp?this.getTimeStamp():v,g.timeStamp=v;var Z=y*b;if(!0===p){var Q=(rtpDuration/frameDuration*100).toFixed(0)<60;Z>videoTagLimitSize?frameDuration<5e3?(changeMode("video"),_.decodeMode="video"):!0===Q?(changeMode("video"),_.decodeMode="video"):(changeMode("canvas"),_.decodeMode="canvas"):(changeMode("canvas"),_.decodeMode="canvas")}if(g.playback=p,_.decodedData=g,!0===L)return 2===errorIFrameNum&&(errorIFrameNum=0,L=!1),void n.debug.info("H264Session::stop");this.rtpReturnCallback(_)},parseRTPData:function(t,r,i,o,l){if(!0!==k){var c,m=null,D={},S=(r[19]<<24)+(r[18]<<16)+(r[17]<<8)+r[16]>>>0;c=S>>>26===0?"2000":"20"+(S>>>26);var T=Date.UTC(c,(S>>>22&15)-1,S>>>17&31,S>>>12&31,S>>>6&63,63&S)/1e3;if(T+=(new Date).getTimezoneOffset()/60*3600,0===this.firstTime)this.firstTime=T,this.lastMSW=0,s=(r[21]<<8)+r[20],v={timestamp:this.firstTime,timestamp_usec:0};else{var I,A=(r[21]<<8)+r[20];I=A>s?A-s:A+65535-s,this.lastMSW+=I,T>this.firstTime&&(this.lastMSW-=1e3),this.firstTime=T,v={timestamp:T,timestamp_usec:this.lastMSW},s=A}0!==this.getFramerate()&&"undefined"!==typeof this.getFramerate()||"undefined"===typeof this.getTimeStamp()||this.setFramerate(Math.round(1e3/((v.timestamp-this.getTimeStamp().timestamp===0?0:1e3)+(v.timestamp_usec-this.getTimeStamp().timestamp_usec)))),this.setTimeStamp(v);var M=r[22];e=r.subarray(24+M,r.length-8),a=(r[21]<<8)+r[20];for(var x=[],P=0;P<=e.length;)if(0==e[P])if(0==e[P+1])if(1==e[P+2]){if(x.push(P),5==(31&e[P+=3])||1==(31&e[P]))break}else 0==e[P+2]?P++:P+=3;else P+=2;else P+=1;var O="P";for(P=0;P<x.length;P++)switch(m=e.subarray(x[P]+3,x[P+1]),e[x[P]+3]>>1&63){default:break;case 33:O="I",h.parse2(m);var L=l;_=h.getSizeInfo().decodeSize,y=L.width,b=L.height,w.width==L.width&&w.height==L.height||(0!=w.width?(w.width=L.width,w.height=L.height,D.resolution=w,D.resolution.decodeMode="canvas",D.resolution.encodeMode="h265"):(w.width=L.width,w.height=L.height,D.decodeStart=w,D.decodeStart.decodeMode="canvas",D.decodeStart.encodeMode="h265"));break;case 39:B(m)}var R=1e3*v.timestamp+v.timestamp_usec;0==this.firstDiffTime?(E=0,this.firstDiffTime=Date.now()-R):(R-C<0&&(this.firstDiffTime=E+(Date.now()-R).toFixed(0)),(E=Date.now()-R-this.firstDiffTime)<0&&(this.firstDiffTime=0,E=0),E>8e3&&(D.error={errorCode:n.PLAYER_STATE_CODE.TIMEOUT},this.rtpReturnCallback(D))),C=R,g.frameData=null,d!==_&&(this.decoder.free(),d=_,this.decoder.setOutputSize(d)),!0===i&&!0===p||(g.frameData=this.decoder.decode(r),g.frameData.frameType=O,g.frameData.frameIndex=l.frameIndex),g.timeStamp=null,v=null===v.timestamp?this.getTimeStamp():v,g.timeStamp=v,i&&(D.backupData={stream:e,frameType:O,width:y,height:b,codecType:"h265"},null!==v.timestamp&&"undefined"!==typeof v.timestamp?D.backupData.timestamp_usec=v.timestamp_usec:D.backupData.timestamp=(a/90).toFixed(0)),g&&g.frameData&&g.frameData.option&&1===F&&(g.frameData.option.colour_description_present=u,g.frameData.option.signal_type_present=f),D.decodedData=g,this.rtpReturnCallback(D)}else this.parseRTPDataH265Acceleration(t,r,i,o,l)},parseRTPDataIFrame:function(t,r){var a=null,n={},i=t[22];e=t.subarray(24+i,t.length-8);for(var o=[],s=0;s<=e.length;)if(0==e[s])if(0==e[s+1])if(1==e[s+2]){if(o.push(s),5==(31&e[s+=3])||1==(31&e[s]))break}else 0==e[s+2]?s++:s+=3;else s+=2;else s+=1;for(s=0;s<o.length;s++)switch(a=e.subarray(o[s]+3,o[s+1]),e[o[s]+3]>>1&63){default:break;case 33:h.parse2(a),_=h.getSizeInfo().decodeSize}g.frameData=null,d!==_&&(this.decoder.free(),d=_,this.decoder.setOutputSize(d)),g.frameData=this.decoder.decode(t,"I",{use:"I"}),g.frameData&&g.frameData.option&&(g.frameData.option.channelId=r.channel),n.decodedData=g,n.decodeStart={},n.decodeStart.decodeMode="canvas",this.rtpReturnCallback(n)},findIFrame:function(){if(null!==this.videoBufferList){var e=this.videoBufferList.findIFrame();if(null===e||"undefined"===typeof e)return!1;var t={};return this.setTimeStamp(e.timeStamp),t.frameData=this.decoder.decode(e.buffer),t.timeStamp=e.timeStamp,t}},getFramerate:function(){return S},setFramerate:function(e){0<e&&"undefined"!==typeof e&&(S=e,null!==this.videoBufferList&&(this.videoBufferList.setMaxLength(6*S),this.videoBufferList.setBUFFERING(4*S)))},getTimeStamp:function(){return this.timeData},setTimeStamp:function(e){this.timeData=e}},new U};t.default=p},function(e,t,r){"use strict";Object.defineProperty(t,"__esModule",{value:!0}),t.default=void 0;r(0);var a=function(){var e,t,r,a,n,i,o,s,u,f,l,c,p,d,_,m=!1,h=0;function g(){g.prototype.setIsFirstFrame(!1)}return g.prototype={init:function(){},setOutputSize:function(e){if(n!==2*e){n=2*e;var t=Module._malloc(1),r=new Uint8Array(Module.HEAPU8.buffer,t,1);Module._DECODE_GetFreePort(r.byteOffset),h=r[0],r=null,Module._free(t),Module._DECODE_Init(h),i=Module._malloc(5242880),o=new Uint8Array(Module.HEAPU8.buffer,i,5242880);var a=2*e;s=Module._malloc(a),u=new Uint8Array(Module.HEAPU8.buffer,s,a),f=Module._malloc(4),l=new Uint8Array(Module.HEAPU8.buffer,f,4),c=Module._malloc(40),p=new Uint8Array(Module.HEAPU8.buffer,c,40)}},decode:function(n,i,s){var f=n[4],c=n[5],m=s&&s.use&&"I"===s.use;e=Date.now(),o.set(n),Module._DECODE_InputOneFrame(h,o.byteOffset,n.length,u.byteOffset,l.byteOffset,p.byteOffset),a=p[16]+(p[17]<<8),r=p[18]+(p[19]<<8);var v=a*r*3/2;return _=null,d=null,_=new ArrayBuffer(v),(d=new Uint8Array(_)).set(Module.HEAPU8.subarray(u.byteOffset,u.byteOffset+v)),t=Date.now()-e,!0===m||g.prototype.isFirstFrame()?a>0&&r>0?(e=Date.now(),{data:d,option:{ylen:a,height:r,mediaType:f,subMediaType:c,beforeDecoding:e},width:a,height:r,codecType:"h265",decodingTime:t,frameType:i}):void 0:(g.prototype.setIsFirstFrame(!0),{firstFrame:!0})},setIsFirstFrame:function(e){m=e},isFirstFrame:function(){return m},free:function(){Module._DECODE_Stop(h),o=null,Module._free(i),u=null,Module._free(s),l=null,Module._free(f),p=null,Module._free(c),_=null,d=null}},new g};t.default=a},function(e,t,r){"use strict";var a=r(1);Object.defineProperty(t,"__esModule",{value:!0}),t.default=void 0;var n=r(0),i=a(r(14)),o=function(){var e=0,t=0,r={frameData:null,timeStamp:null},a={timestamp:null,timezone:null};var o=0,s=0,u=0,f=0,l=null,c=null,p=null,d=0,_=0,m=0,h={width:0,height:0};function g(){this.decoder=new i.default,this.firstTime=0,this.lastMSW=0}return g.prototype={init:function(){this.decoder.setIsFirstFrame(!1),this.videoBufferList=new n.VideoBufferList,this.timeData=null},parseRTPData:function(i,p,d,g,v){var y,b=new Uint8Array(1048576);e=v.width,t=v.height,l={};var D=p[22],S=p.subarray(24+D,p.length-8);c=S.length;var T=(p[19]<<24)+(p[18]<<16)+(p[17]<<8)+p[16]>>>0;y=T>>>26===0?"2000":"20"+(T>>>26);var w=Date.UTC(y,(T>>>22&15)-1,T>>>17&31,T>>>12&31,T>>>6&63,63&T)/1e3;if(w-=28800,0===this.firstTime)this.firstTime=w,this.lastMSW=0,f=(p[21]<<8)+p[20],a={timestamp:this.firstTime,timestamp_usec:0};else{var E,C=(p[21]<<8)+p[20];E=C>f?C-f:C+65535-f,this.lastMSW+=E,w>this.firstTime&&(this.lastMSW-=1e3),this.firstTime=w,a={timestamp:w,timestamp_usec:this.lastMSW},f=C}0!==this.getFramerate()&&"undefined"!==typeof this.getFramerate()||"undefined"===typeof this.getTimeStamp()||this.setFramerate(Math.round(1e3/((a.timestamp-this.getTimeStamp().timestamp===0?0:1e3)+(a.timestamp_usec-this.getTimeStamp().timestamp_usec)))),this.setTimeStamp(a),u=(p[21]<<8)+p[20],s=c,(b=this.appendBuffer(b,S,o))[(o+=c)+s-2]=255,b[o+s-1]=217,h.width==e&&h.height==t||(0!=h.width?(h.width=e,h.height=t,l.resolution=h,l.resolution.decodeMode="canvas",l.resolution.encodeMode="mjpeg"):(h.width=e,h.height=t,l.decodeStart=h,l.decodeStart.decodeMode="canvas",l.decodeStart.encodeMode="mjpeg"));var I=1e3*a.timestamp+a.timestamp_usec;0==this.firstDiffTime?(_=0,this.firstDiffTime=Date.now()-I):(I-m<0&&(this.firstDiffTime=_+(Date.now()-I).toFixed(0)),(_=Date.now()-I-this.firstDiffTime)<0&&(this.firstDiffTime=0,_=0),_>8e3&&(l.error={errorCode:n.PLAYER_STATE_CODE.TIMEOUT},this.rtpReturnCallback(l))),m=I,r.frameData=null,this.decoder.setResolution(e,t),r.frameData=this.decoder.decode(b.subarray(0,o)),r.timeStamp=null,a=null===a.timestamp?this.getTimeStamp():a,r.timeStamp=a,!0===d&&(l.backupData={stream:b.subarray(0,o),width:e,height:t,codecType:"mjpeg"},null!==a.timestamp&&"undefined"!==typeof a.timestamp?l.backupData.timestamp_usec=a.timestamp_usec:l.backupData.timestamp=(u/90).toFixed(0)),o=0,r.playback=!1,l.decodedData=r,this.rtpReturnCallback(l)},parseRTPDataIFrame:function(e,t){var a=new Uint8Array(1048576),n={},i=e[22],u=e.subarray(24+i,e.length-8);c=u.length,s=c,(a=this.appendBuffer(a,u,o))[(o+=c)+s-2]=255,a[o+s-1]=217,n.decodeStart={},n.decodeStart.decodeMode="canvas",r.frameData=null,this.decoder.setResolution(t.width,t.height),r.frameData=this.decoder.decode(a.subarray(0,o),{use:"I"}),r.frameData.option={},r.frameData.option.channelId=t.channel,o=0,n.decodedData=r,this.rtpReturnCallback(n)},getVideoBuffer:function(e){if(null!==this.videoBufferList)return this.videoBufferList.searchNodeAt(e)},clearBuffer:function(){null!==this.videoBufferList&&this.videoBufferList.clear()},findCurrent:function(){null!==this.videoBufferList&&this.videoBufferList.searchTimestamp(this.getTimeStamp())},findIFrame:function(){null!==this.videoBufferList&&this.videoBufferList.findIFrame()},SetRtpInterlevedID:function(e){this.interleavedID=e},setTimeStamp:function(e){this.timeData=e},getTimeStamp:function(){return this.timeData},getRTPPacket:function(e,t){},calculatePacketTime:function(e){},ntohl:function(e){return(e[0]<<24)+(e[1]<<16)+(e[2]<<8)+e[3]>>>0},appendBuffer:function(e,t,r){if(r+t.length>=e.length){var a=new Uint8Array(e.length+1048576);a.set(e,0),e=a}return e.set(t,r),e},setFramerate:function(e){0<e&&"undefined"!==typeof e&&(d=e,null!==this.videoBufferList&&(this.videoBufferList.setMaxLength(6*d),this.videoBufferList.setBUFFERING(4*d)))},getFramerate:function(){return d},setReturnCallback:function(e){this.rtpReturnCallback=e},setBufferfullCallback:function(e){null!==this.videoBufferList&&this.videoBufferList.setBufferFullCallback(e)},setGovLength:function(e){p=e},getGovLength:function(){return p},setDecodingTime:function(e){this.decodingTime=e},getDropPercent:function(){return 0},getDropCount:function(){return 0},initStartTime:function(){this.firstDiffTime=0,this.calcGov=0},setCheckDelay:function(e){this.checkDelay=e}},new g};t.default=o},function(e,t,r){"use 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e,t=null,r={1:"VideoSynopsis",2:"TrafficGate",3:"ElectronicPolice",4:"SinglePtzParking",5:"PtzParking",6:"Traffic",7:"Normal",8:"none",9:"ATM",10:"MetroIVS",11:"FaceDetection",12:"FaceRecognition",13:"NumberStat",14:"HeatMap",15:"VideoDiagnosis",16:"VideoEnhance",17:"SmokeFire",18:"VehicleAnalyse",19:"PersonFeature",20:"SDFaceDetect",21:"HeatMapPlan",22:"ATMFD",23:"SCR",24:"NumberStatPlan",25:"CourseRecord",26:"Highway",27:"City",28:"LeTrack",29:"ObjectStruct",30:"Stereo",31:"StereoPc",32:"HumanDetect",33:"SDPedestrain",34:"FaceAnalysis",35:"FaceAttribute",36:"FacePicAnalyse",37:"SDEP",38:"XRayDetect",39:"ObjectDetect",40:"CrowdDistriMap",41:"StereoBehavior",57:"BoatDetection",67:"OperateMonitor",108:"ObjectMonitor",135:"ShopTruckDetect"};function a(){this.firstTime=0,this.lastMSW=0}function n(e){return new TextDecoder("utf-8").decode(e)}function i(e){var t=(255&e[3])<<24|(255&e[2])<<16|(255&e[1])<<8|255&e[0],r=(t>>23&255)-127;return((2147483648&t?-1:1)*(1+(8388607&t)/8388607)*Math.pow(2,r)).toFixed(3)}function o(e){var t={result:!0,type:0};return t.params=JSON.parse(n(e)),t}function s(e){var t={result:!1},a=0,n=(e[a+1]<<8)+e[a];if(1!==n&&2!==n)return t;t.result=!0,t.type=5,t.params=null;var i=e[a+=2];if(0===i)return t;var o=e[a+=1];a+=1,t.params={},t.params.coordinate=128&o?8192:1024,t.params.isTrack=!!(127&o),t.params.object=[];for(var s=0;s<i;s++){var u={};u.objectId=(e[a+3]<<24)+(e[a+2]<<16)+(e[a+1]<<8)+e[a],a+=4,u.operateType=e[a];var f=e[a+=1];a+=1,u.objectType=e[a];var l=e[a+=1];a+=1,a+=1,a+=1,u.classID=r[e[a]],a+=1,u.subType=e[a],a+=1,l>0&&(u.fatherId=[]);for(var c=0;c<l;c++)u.fatherId.push((e[a+3]<<24)+(e[a+2]<<16)+(e[a+1]<<8)+e[a]),a+=4;f>0&&(u.track=[]);for(var p=0;p<f;p++){var d=(e[a+1]<<8)+e[a],_=(e[(a+=2)+1]<<8)+e[a],m=(e[(a+=2)+1]<<8)+e[a],h=(e[(a+=2)+1]<<8)+e[a];a+=2,u.track.push([d-m,_-h,d+m,_+h])}t.params.object.push(u)}return t}function u(e){var t={result:!1},r=0,a=(e[r+1]<<8)+e[r],n=(e[(r+=4)+3]<<24)+(e[r+2]<<16)+(e[r+1]<<8)+e[r];if(t.type=21,81===a){t.result=!0,t.params={},t.params.classType="VehiclesDistri",t.params.data=[];for(var i=(e[(r+=4)+1]<<8)+e[r];r<n&&i;)(u={}).PtzPresetId=e[r+=2],r+=1,u.ruleId=e[r],r+=1,u.ruleType=(e[r+1]<<8)+e[r],r+=2,u.maxNum=(e[r+1]<<8)+e[r],r+=2,u.carNum=(e[r+1]<<8)+e[r],t.params.data.push(u),i=(e[(r+=8)+1]<<8)+e[r]}else if(13===a){var o={16:"NumberStat",291:"QueueDetection",526:"ManNumDetection"},s=["enter","leave","in","cross","enterAgain","leaveAgain"];for(t.result=!0,t.params={},t.params.classType="NumberStat",t.params.data=[],r+=4;r<n;){var u,f=r;(u={data:{}}).ruleType=o[(e[(r+=2)+1]<<8)+e[r]];var l=f+(i=(e[(r+=4)+1]<<8)+e[r])-1;for(r+=2;r<l;){var c=e[r];u.data[c]||(u.data[c]={});var p=s[e[r+=1]-1],d=(e[(r+=3)+3]<<24)+(e[r+2]<<16)+(e[r+1]<<8)+e[r];u.data[c][p]=d,r+=4}r=l+1,t.params.data.push(u)}}return t}function f(e){var t={result:!1},r=e.length;if(!e||r<8)return t;var a=0;if(2!==e[a])return t;var n=e[++a];if(n<0||n>16)return t;if(a++,a+=6,64!==(r-8)/n)return t;t.result=!0,t.type=23,t.params={waterLevel:[]};for(var o=function(){var t={point:[{nx:0,ny:0},{nx:0,ny:0}],fRealRuler:[0,0],textPos:{nx:0,ny:0}};return t.point[0].nx=(e[a+1]<<8)+e[a],a+=2,t.point[0].ny=(e[a+1]<<8)+e[a],a+=2,t.point[1].nx=(e[a+1]<<8)+e[a],a+=2,t.point[1].ny=(e[a+1]<<8)+e[a],a+=2,t.nUpdateInterval=(e[a+3]<<24)+(e[a+2]<<16)+(e[a+1]<<8)+e[a],a+=4,t.fLevel=i(e.slice(a,a+4)),a+=4,t.cStatus=e[a],a++,t.cColor=e[a],a++,a+=2,t.fRealRuler[0]=i(e.slice(a,a+4)),a+=4,t.fRealRuler[1]=i(e.slice(a,a+4)),a+=4,t.fDegree=i(e.slice(a,a+4)),a+=4,t.textPos.nx=(e[a+1]<<8)+e[a],a+=2,t.textPos.ny=(e[a+1]<<8)+e[a],a+=2,a+=28,t},s=0;s<n;s++)t.params.waterLevel.push(o());return t}function l(e){var t={type:25,params:[]};if(0===e[1])return t;for(var r=e.slice(8),a=r.length,n=0,i=function(){var e={};e.objectId=(r[n+3]<<24)+(r[n+2]<<16)+(r[n+1]<<8)+(r[n+0]<<0);var t=(r[(n+=4)+1]<<8)+(r[n+0]<<0),a=(r[(n+=2)+1]<<8)+(r[n+0]<<0),i=(r[(n+=2)+1]<<8)+(r[n+0]<<0),o=(r[(n+=2)+1]<<8)+(r[n+0]<<0);return n+=2,e.pos=[t,a,i,o],e.objectType=r[n],n+=1,n+=7,e};n<a;)t.params.push(i());return t}function c(e){for(var t={result:!1,type:20,params:[]},r=(e[0],e.length),a=0,i=e.slice(4),o=function(){var e={};e.objectId=(i[a+3]<<24)+(i[a+2]<<16)+(i[a+1]<<8)+(i[a+0]<<0),a+=4,e.result=!0,e.params={},e.custom=(i[a+1]<<8)+i[a],a+=2,e.objectStatus=i[a];var t=i[a+=1];a+=1,e.params.object=[];for(var r=null,o=0;o<t;o++){switch(i[a]){case 1:r=_(i.slice(a));break;case 2:r=d(i.slice(a));break;case 3:r=p(i.slice(a));break;case 4:r=m(i.slice(a))}e.params.object.push(r.info),a+=r.offset}1!=e.objectStatus&&3!=e.objectStatus||(e.params=null),0==t&&(e.params=null);var s=(i[a+1]<<8)+i[a];a+=2;var u=n(i.slice(a,a+s));return 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a=(e[(t+=2)+1]<<8)+e[t],n=(e[(t+=2)+1]<<8)+e[t];return t+=2,r.coordinate=[a,n],r.borderColor=[e[t+1],e[t+2],e[t+3],e[t]],r.borderColorType="RGBA",t+=4,r.fillColor=[e[t+1],e[t+2],e[t+3],e[t]],r.fillColorType="RGBA",{info:r,offset:t+=4}}function m(e){var t=0,r={type:e[0]};t+=1,r.encodeType=e[t],t+=1;var a=(e[(t+=2)+1]<<8)+e[t],i=(e[(t+=2)+1]<<8)+e[t];t+=2,r.coordinate=[a,i],r.fontColor=[e[t+1],e[t+2],e[t+3],e[t]],t+=4,r.colorType="RGBA",r.fontSize=e[t],t+=1,r.textAlign=e[t],t+=1,r.textBaseline="top",r.textLength=(e[t+1]<<8)+e[t],t+=2;for(var o=e.slice(t,t+r.textLength),s=0;s<r.textLength;s++)if(0===o[s]){o=o.slice(0,s);break}try{r.content=n(o)}catch(e){r.content=""}return{info:r,offset:t+=r.textLength}}function h(e,t){t.hasOwnProperty("attribute80")||(t.attribute80=[]);var r=1,a=e[r];r+=1;var n={color:{}};n.color.valid=e[r],r+=1,n.carModel=e[r],r+=1,n.color.red=e[r],r+=1,n.color.green=e[r],r+=1,n.color.blue=e[r],r+=1,n.color.alpha=e[r],r+=1,n.brand=(e[r+1]<<8)+e[r],r+=2,n.subBrand=(e[r+1]<<8)+e[r],r+=2,n.year=(e[r+1]<<8)+e[r],r+=2,n.reliability=e[r],r+=1;var i=(e[(r+=1)+1]<<8)+e[r],o=(e[(r+=2)+1]<<8)+e[r],s=(e[(r+=2)+1]<<8)+e[r],u=(e[(r+=2)+1]<<8)+e[r];return r+=2,n.windowPosition=[i-s,o-u,i+s,o+u],t.attribute80.push(n),a}function g(e,t){t.hasOwnProperty("attribute81")||(t.attribute81=[]);var r={},a=1,n=e[a],i=(e[(a+=1)+1]<<8)+e[a],o=(e[(a+=2)+1]<<8)+e[a],s=(e[(a+=2)+1]<<8)+e[a],u=(e[(a+=2)+1]<<8)+e[a];return a+=2,r.mainPosition=[i-s,o-u,i+s,o+u],i=(e[a+1]<<8)+e[a],o=(e[(a+=2)+1]<<8)+e[a],s=(e[(a+=2)+1]<<8)+e[a],u=(e[(a+=2)+1]<<8)+e[a],a+=2,r.coPosition=[i-s,o-u,i+s,o+u],r.mainSafetyBelt=e[a]>>2&3,r.coSafetyBelt=3&e[a],a+=1,r.mainSunvisor=e[a]>>2&3,r.coSunvisor=3&e[a],a+=1,t.attribute81.push(r),n}function v(e,t){t.hasOwnProperty("attribute82")||(t.attribute82=[]);var r={},a=1,n=e[a];return a+=1,r.plateEncode=e[a],a+=1,r.plateInfoLen=e[a],a+=1,r.plateInfo=e.subarray(a,a+r.plateInfoLen),t.attribute82.push(r),n}function y(e,t){t.hasOwnProperty("attribute83")||(t.attribute83=[]);var r={},a=1,n=e[a];return a+=1,r.color={},r.color.valid=e[a],a+=1,r.color.red=e[a],a+=1,r.color.green=e[a],a+=1,r.color.blue=e[a],a+=1,r.color.alpha=e[a],a+=1,r.country=String.fromCharCode.apply(null,e.subarray(a,a+4)),a+=4,r.plateType=(e[a+1]<<8)+e[a],a+=2,a+=1,r.plateWidth=(e[a+1]<<8)+e[a],t.attribute83.push(r),n}function b(e,t){t.hasOwnProperty("attribute84")||(t.attribute84=[]);var r={},a=1,n=e[a];a+=1,r.fatherCount=e[a],a+=1,r.trackCount=e[a],a+=1,r.trackType=e[a],a+=1,a+=3,r.fatherCount>0&&(r.fatherID=[]);for(var i=0;i<r.fatherCount;i++)r.fatherID.push((e[a+3]<<24)+(e[a+2]<<16)+(e[a+1]<<8)+e[a]),a+=4;r.trackCount>0&&(r.track=[]);for(var o=0;o<r.trackCount;o++){var s=(e[a+1]<<8)+e[a],u=(e[(a+=2)+1]<<8)+e[a],f=(e[(a+=2)+1]<<8)+e[a],l=(e[(a+=2)+1]<<8)+e[a];a+=2,r.track.push([s-f,u-l,s+f,u+l])}return t.attribute84.push(r),n}function D(e,t){t.hasOwnProperty("attribute85")||(t.attribute85=[]);var r={},a=1,n=e[a];a+=1,r.colorSpace=e[a],a+=1,r.mainColorCount=e[a],a+=1,r.mainColorCount>0&&(r.mainColorInfo=[]);for(var i=0;i<r.mainColorCount;i++){var o={},s=(e[a+1]<<8)+e[a],u=(e[(a+=2)+1]<<8)+e[a],f=(e[(a+=2)+1]<<8)+e[a],l=(e[(a+=2)+1]<<8)+e[a];a+=2,o.rect=[s-f,u-l,s+f,u+l],o.color=(e[a+3]<<24)+(e[a+2]<<16)+(e[a+1]<<8)+e[a],a+=4,r.mainColorInfo.push(o)}return t.attribute85.push(r),n}function S(e,t){t.hasOwnProperty("attribute86")||(t.attribute86=[]);var r={},a=1,n=e[a];return a+=1,a+=1,r.speedType=e[a],a+=1,r.speed=e[a+1]<<8+e[a],a+=2,r.speedX=e[a+1]<<8+e[a],a+=2,r.speedY=(e[a+1]<<8)+e[a],t.attribute86.push(r),n}function T(e,t){t.hasOwnProperty("attribute87")||(t.attribute87=[]);var r={},a=1,n=e[a];a+=1;var i=(e[(a+=2)+1]<<8)+e[a],o=(e[(a+=2)+1]<<8)+e[a],s=(e[(a+=2)+1]<<8)+e[a],u=(e[(a+=2)+1]<<8)+e[a];return r.track=[[i-s,o-u,i+s,o+u]],t.attribute87.push(r),n}function w(e,t){t.hasOwnProperty("attribute88")||(t.attribute88=[]);var r={},a=1,n=e[a];return a+=1,r.age=e[a],a+=1,r.sex=e[a],a+=1,r.face=e[a],a+=1,r.glass=e[a],a+=1,r.hat=e[a],a+=1,r.call=e[a],a+=1,r.backpack=e[a],a+=1,r.umbrella=e[a],a+=1,r.height=e[a],a+=1,r.mask=e[a]>>2&3,r.beard=3&e[a],t.attribute88.push(r),n}function E(e,t){t.hasOwnProperty("attribute89")||(t.attribute89=[]);var r={},a=1,n=e[a];a+=1,r.yawAngle=parseInt((e[a+1]<<8)+e[a]),a+=2,r.rollAngle=parseInt((e[a+1]<<8)+e[a]),a+=2,r.pitchAngle=parseInt((e[a+1]<<8)+e[a]);var i=(e[(a+=2)+1]<<8)+e[a],o=(e[(a+=2)+1]<<8)+e[a];a+=2,r.lEyePos=[i,o],i=(e[a+1]<<8)+e[a],o=(e[(a+=2)+1]<<8)+e[a],a+=2,r.rEyePos=[i,o],i=(e[a+1]<<8)+e[a],o=(e[(a+=2)+1]<<8)+e[a],a+=2,r.nosePos=[i,o],i=(e[a+1]<<8)+e[a],o=(e[(a+=2)+1]<<8)+e[a],a+=2,r.lMouthPos=[i,o],i=(e[a+1]<<8)+e[a],o=(e[(a+=2)+1]<<8)+e[a],a+=2,r.rMouthPos=[i,o];var s=e[a];a+=3,s>0&&(r.featurePos=[]);for(var u=0;u<s;u++)i=(e[a+1]<<8)+e[a],o=(e[(a+=2)+1]<<8)+e[a],a+=2,r.featurePos.push([i,o]);return t.attribute89.push(r),n}function C(e,t){t.hasOwnProperty("attribute8C")||(t.attribute8C=[]);var r={},a=1,n=e[a];a+=1,r.hangingCount=e[a],a+=1,r.tissueCount=e[a],a+=1,r.sunVisorCount=e[a],a+=1,r.annualInspectionCount=e[a],a+=1,a+=6,r.hangingCount>0&&(r.hangingCount=[]);for(var i=0;i<r.hangingCount;i++){var o=(e[a+1]<<8)+e[a],s=(e[(a+=2)+1]<<8)+e[a],u=(e[(a+=2)+1]<<8)+e[a],f=(e[(a+=2)+1]<<8)+e[a];a+=2,r.hangingPos.push([o-u,s-f,o+u,s+f])}for(r.tissueCount>0&&(r.tissueCount=[]),i=0;i<r.tissueCount;i++)o=(e[a+1]<<8)+e[a],s=(e[(a+=2)+1]<<8)+e[a],u=(e[(a+=2)+1]<<8)+e[a],f=(e[(a+=2)+1]<<8)+e[a],a+=2,r.tissueCount.push([o-u,s-f,o+u,s+f]);for(r.sunVisorCount>0&&(r.sunVisorCount=[]),i=0;i<r.tissueCount;i++)o=(e[a+1]<<8)+e[a],s=(e[(a+=2)+1]<<8)+e[a],u=(e[(a+=2)+1]<<8)+e[a],f=(e[(a+=2)+1]<<8)+e[a],a+=2,r.sunVisorCount.push([o-u,s-f,o+u,s+f]);for(r.annualInspectionCount>0&&(r.annualInspectionCount=[]),i=0;i<r.tissueCount;i++)o=(e[a+1]<<8)+e[a],s=(e[(a+=2)+1]<<8)+e[a],u=(e[(a+=2)+1]<<8)+e[a],f=(e[(a+=2)+1]<<8)+e[a],a+=2,r.annualInspectionCount.push([o-u,s-f,o+u,s+f]);return t.attribute8C.push(r),n}function I(e,t){t.hasOwnProperty("attribute8E")||(t.attribute8E=[]);var r={},a=1,n=e[a];a+=1,r.nameCodecFormat=e[a];var i=e[a+=1];return a+=1,r.name=String.fromCharCode.apply(null,e.subarray(a,i)),t.attribute8E.push(r),n}function A(e,t){var r=0,a=function(e){r+=e=e||1};e[r],a(),e[r],a();var n=(e[r+1]<<8)+e[r];a(2);var i=e[r],o=e.subarray(r,e.length),s=0,u={149:x,150:M}[i];return u?(s=u(o,t,n),r+s):e.length}function M(e,t,r){t.hasOwnProperty("attribute96")||(t.attribute96=[]);var a=0,n={},i=function(e){a+=e=e||1};e[a],i();var o=r||e[a];i();var s=e[a];i(),e[a],i();var u=function(t){for(var r=0,n=[];r++<t;){var o=(e[a+1]<<8)+e[a];i(2);var s=(e[a+1]<<8)+e[a];i(2),n.push([o,s])}return n},f=function(){var t={};t.lanNumber=e[a],i();var r=e[a];i(),t.lanType=0===r?"dashed":"solid";var n=e[a];i(),e[a],i(),t.leftLanPosArr=u(n);var o=e[a];i(),e[a],i(),t.rightLanPosArr=u(o);var s=e.subarray(a,a+16);i(16);var f=-1===s.indexOf(0)?16:s.indexOf(0);t.lanName=String.fromCharCode.apply(String,s.subarray(0,f));var l=e[a];i(),t.virtualLineCircleArr=[],e[a],i();var c=function(){var t={};t.id=e[a],i(),t.color=["blue","red"][e[a]],i(),t.lineCircleCrossLeftLan=u(2),t.lineCircleCrossRightLan=u(2);var r=e[a];t.leftLanTurnPosArr=[],i();var n=e[a];return t.rightLanTurnPosArr=[],i(),t.leftLanTurnPosArr=u(r),t.rightLanTurnPosArr=u(n),t};return t.virtualLineCircleArr=function(e){for(var t=[],r=0;r<e;r++){var a=c();t.push(a)}return t}(l),t};n.lanArr=function(e){for(var t=[],r=0;r<e;r++){var a=f();t.push(a)}return t}(s);var l=e[a];return i(),e[a],i(),n.scalePointArr=function(t){for(var r=[],n=0;n<t;n++){var o={};o.pos=u(1)[0],o.value=(e[a+1]<<8)+e[a],i(2),r.push(o)}return r}(l),t.attribute96.push(n),o}function x(e,t,r){t.hasOwnProperty("attribute95")||(t.attribute95=[]);var a=0,n={},i=function(e){a+=e=e||1},o=function(t){for(var r=0,n=[];r++<t;){var o=(e[a+1]<<8)+e[a];i(2);var s=(e[a+1]<<8)+e[a];i(2),n.push([o,s])}return n};e[a],i();var s=r||e[a];i();var u=e[a];i(),e[a],i();var f=function(){var t={};t.lanNum=e[a],i();var r=e[a];i(),t.leftLanPosArr=o(r);var n=e[a];i(),e[a],i(),t.rightLanPosArr=o(n);var s=e[a];i(),e[a],i();var u=function(){var t={};t.id=e[a],i(),t.color=["yellow","red"][e[a]],i(),t.lineCircleCrossLeftLan=o(2),t.lineCircleCrossRightLan=o(2);var r=e[a];i();var n=e[a];return i(),t.leftLanTurnPosArr=o(r),t.rightLanTurnPosArr=o(n),t};return t.corssLineCircleArr=function(e){for(var t=[],r=0;r<e;r++){var a=u();t.push(a)}return t}(s),t};return n.lanArr=function(e){for(var t=[],r=0;r<e;r++){var a=f();t.push(a)}return t}(u),t.attribute95.push(n),s}function P(e,t,r){t.hasOwnProperty("attribute94")||(t.attribute94=[]);var a=0,n={},i=function(e){a+=e=e||1};e[a],i();var o=r||e[a];i(),n.distance=((e[a]<<0)+(e[a+1]<<8))/100,i(2),n.angle=((e[a]<<0)+(e[a+1]<<8))/100,i(2),n.speed=((e[a]<<0)+(e[a+1]<<8))/100,i(2),n.targetType=["unknow","human","vehicle"][e[a]],i(),n.lanNumber=function(e){var t="unknow";return e>0&&(t="lan"+e),t}(e[a]),i(),n.id=(e[a]<<0)+(e[a+1]<<8),i(2);var s=(e[a]<<0)+(e[a+1]<<8)+(e[a+2]<<16)+(e[a+3]<<24);i(4);var u=(e[a]<<0)+(e[a+1]<<8)+(e[a+2]<<16)+(e[a+3]<<24);return i(4),n.pos=[s/100,u/100],t.attribute94.push(n),o}function k(e,t,r){t.hasOwnProperty("attribute97")||(t.attribute97=[]);var a=0,n={},i=function(e){a+=e=e||1};e[a],i();var o=r||e[a];return i(),n.isValid=1===e[a],i(),i(),n.id=(e[a]<<0)+(e[a+1]<<8)+(e[a+2]<<16)+(e[a+3]<<24),t.attribute97.push(n),o}function O(e,t,r){t.hasOwnProperty("attribute98")||(t.attribute98=[]);var a=0,n={},i=function(e){a+=e=e||1};e[a],i();var o=r||e[a];return i(),i(6),n.longitude=void 0,i(8),n.latitude=void 0,i(8),t.attribute98.push(n),o}function L(e,t){for(var r={128:h,129:g,130:v,131:y,132:b,133:D,134:S,135:T,136:w,137:E,140:C,142:I,254:A,148:P,149:x,150:M,151:k,152:O},a=0;a<e.length;){var n=e[a],i=e.subarray(a,e.length);if(void 0===r[n])break;a+=r[n].call(null,i,t)}}function R(e,t){t.hasOwnProperty("vehicleObject")||(t.vehicleObject=[]);var r={},a=0;r.type=e[a],a+=1;var n=(e[(a+=1)+1]<<8)+e[a];a+=2,r.objectId=(e[a+3]<<24)+(e[a+2]<<16)+(e[a+1]<<8)+e[a];var i=(e[(a+=4)+1]<<8)+e[a],o=(e[(a+=2)+1]<<8)+e[a],s=(e[(a+=2)+1]<<8)+e[a],u=(e[(a+=2)+1]<<8)+e[a];return a+=2,r.track=[[i-s,o-u,i+s,o+u]],r.valid=e[a],r.xSize=s,r.ySize=u,r.centerX=i,r.centerY=o,a+=1,r.operateType=e[a],a+=1,a+=2,L(e.subarray(a,n),r),t.vehicleObject.push(r),n}function F(e,t){t.hasOwnProperty("faceObject")||(t.faceObject=[]);var r={},a=0;r.type=e[a],a+=1;var n=(e[(a+=1)+1]<<8)+e[a];return n<12?0:(a+=2,r.objectId=(e[a+3]<<24)+(e[a+2]<<16)+(e[a+1]<<8)+e[a],a+=4,r.version=e[a],a+=1,a+=3,r.faceData=e.subarray(a,n),t.faceObject.push(r),n)}function U(e,t){t.hasOwnProperty("commonObject")||(t.commonObject=[]);var r={},a=0;r.type=e[a],a+=1;var n=(e[(a+=1)+1]<<8)+e[a];return a+=2,r.objectId=(e[a+3]<<24)+(e[a+2]<<16)+(e[a+1]<<8)+e[a],a+=4,r.operateType=e[a],a+=1,r.beliefVal=e[a],a+=3,L(e.subarray(a,n),r),t.commonObject.push(r),n}function B(e,t,r){var a=0,n=(e[a+3]<<24)+(e[a+2]<<16)+(e[a+1]<<8)+e[a],i=e[a+=4];if(a+=1,a+=3,0==i)return a;t.groupId=n,t.object={};for(var o=0;o<i;o++){var s=e[a],u=e.subarray(a,e.length),f=0;switch(s){case 2:case 5:f=R(u,t.object);break;case 15:f=F(u,t.object);break;default:f=U(u,t.object)}if(0==f)return 0;a+=f}return r(t),a}function N(e,t,r){var a={coordinate:8192};if(t.length<32)return!1;var n=4;a.classID=e;var i=t[n];if(0==i)return!0;a.groupCount=i,n+=1,n+=7,a.cameral=[];for(var o=0;o<20;o++)a.cameral.push(t[n+o]);n+=20;for(var s=0;s<a.groupCount;s++){var u=B(t.subarray(n,t.length),JSON.parse(JSON.stringify(a)),r);if(u<=0)break;n+=u}return!0}return a.prototype={init:function(){},parseRTPData:function(a,n,i,p,d,_){var m,h=(n[19]<<24)+(n[18]<<16)+(n[17]<<8)+n[16]>>>0;m=h>>26===0?"2000":"20"+(h>>26);var g=Date.UTC(m,(h>>22&15)-1,h>>17&31,h>>12&31,h>>6&63,63&h)/1e3;if(g-=28800,0===this.firstTime)this.firstTime=g,this.lastMSW=0,t=(n[21]<<8)+n[20],e={timestamp:this.firstTime,timestamp_usec:0};else{var v,y=(n[21]<<8)+n[20];v=y>=t?y-t:y+65535-t,this.lastMSW+=v,g>this.firstTime&&(this.lastMSW-=1e3),this.firstTime=g,e={timestamp:g,timestamp_usec:this.lastMSW},t=y}!function(t,a,n,i){var p=a[22],d=a.subarray(24+p,a.length-8);switch(t){case 0:n({ivsDraw:o(d),timeStamp:e,channel:i});break;case 5:n({ivsDraw:s(d),timeStamp:e,channel:i});break;case 6:break;case 14:var _=[];if(function(e,t){for(var a=e.length,n=0;n+4<a;){var i=e[n],o=(e[n+1],(e[n+3]<<8)+e[n+2]),s=e.subarray(n,n+o);if(n+=o,161!==i&&!N(r[i-64],s,t))break}}(d,function(e){_.push(e)}),_.length){var m={result:!1,type:14,params:_};n({ivsDraw:m,timeStamp:e,channel:i})}break;case 20:n({ivsDraw:c(d),timeStamp:e,channel:i});break;case 21:n({ivsDraw:u(d),timeStamp:e,channel:i});break;case 23:n({ivsDraw:f(d),timeStamp:e,channel:i});break;case 25:n({ivsDraw:l(d),timeStamp:e,channel:i})}}(n[5],n,this.rtpReturnCallback,_)},setBufferfullCallback:function(){},setReturnCallback:function(e){this.rtpReturnCallback=e}},new a};t.default=a}]);