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< div class = "date inPage" > 16 May 2025< / div > < div style = "color: gray;" >
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Read time: 2 minute(s)
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< div class = "- topic/div div section" id = "dvp-data-structure__struct-aic-dvp" >
< strong class = "+ topic/ph hi-d/b ph b" > struct aic_dvp< / strong >
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< div class = "- topic/p p" data-ofbid = "d199071e42__20250519091527" > 属于 Driver 层接口，定义了 DVP
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控制器的设备管理信息：< pre class = "+ topic/pre pr-d/codeblock pre codeblock language-c" id = "dvp-data-structure__codeblock_qqq_lkt_2dc" data-ofbid = "dvp-data-structure__codeblock_qqq_lkt_2dc" > < strong class = "hl-keyword" > struct< / strong > aic_dvp {
< strong class = "hl-keyword" > struct< / strong > aic_dvp_config cfg; < em class = "hl-comment" > /* The configuration of DVP HW */< / em >
< strong class = "hl-keyword" > struct< / strong > dvp_out_fmt fmt; < em class = "hl-comment" > /* The format of output data */< / em >
< em class = "hl-comment" > /* Videobuf */< / em >
< strong class = "hl-keyword" > struct< / strong > vb_queue queue;
< strong class = "hl-keyword" > struct< / strong > list_head active_list;
< strong class = "hl-keyword" > unsigned< / strong > < strong class = "hl-keyword" > int< / strong > sequence;
< strong class = "hl-keyword" > unsigned< / strong > < strong class = "hl-keyword" > int< / strong > streaming;
};< / pre > < / div > < / div >
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< / li >
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< li class = "- topic/li li" data-ofbid = "d199071e48__20250519091527" >
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< div class = "- topic/div div section" id = "dvp-data-structure__struct-aic-dvp-config" >
< strong class = "+ topic/ph hi-d/b ph b" > struct aic_dvp_config< / strong >
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< div class = "- topic/p p" data-ofbid = "d199071e55__20250519091527" > 属于 HAL
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层接口，定义了媒体数据的配置信息：< pre class = "+ topic/pre pr-d/codeblock pre codeblock language-c" id = "dvp-data-structure__codeblock_dby_lkt_2dc" data-ofbid = "dvp-data-structure__codeblock_dby_lkt_2dc" > < em class = "hl-comment" > /* Save the configuration information for DVP controller. */< / em >
< strong class = "hl-keyword" > struct< / strong > aic_dvp_config {
< em class = "hl-comment" > /* Input format */< / em >
< strong class = "hl-keyword" > enum< / strong > dvp_input input;
< strong class = "hl-keyword" > enum< / strong > dvp_input_yuv_seq input_seq;
u32 flags;
< em class = "hl-comment" > /* Output format */< / em >
< strong class = "hl-keyword" > enum< / strong > dvp_output output;
u32 width;
u32 height;
u32 stride[DVP_PLANE_NUM];
u32 sizeimage[DVP_PLANE_NUM];
};< / pre > < / div > < / div >
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< / li >
< / ul >
< section class = "- topic/section section" id = "dvp-data-structure__section_ytx_qzm_4dc" data-ofbid = "dvp-data-structure__section_ytx_qzm_4dc" > < h2 class = "- topic/title title sectiontitle" > 输入输出的数据格式< / h2 >
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< ul class = "- topic/ul ul" id = "dvp-data-structure__ul_upd_5xm_4dc" data-ofbid = "dvp-data-structure__ul_upd_5xm_4dc" >
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< li class = "- topic/li li" data-ofbid = "d199071e69__20250519091527" >
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< div class = "- topic/div div section" id = "dvp-data-structure__enum-dvp-input" >
< strong class = "+ topic/ph hi-d/b ph b" > enum dvp_input< / strong >
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< div class = "- topic/p p" data-ofbid = "d199071e76__20250519091527" > < span class = "- topic/ph ph" > 属于 HAL 层接口，< / span > 定义了 DVP
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输入数据的格式：< pre class = "+ topic/pre pr-d/codeblock pre codeblock language-c" id = "dvp-data-structure__codeblock_jf1_mkt_2dc" data-ofbid = "dvp-data-structure__codeblock_jf1_mkt_2dc" > < strong class = "hl-keyword" > enum< / strong > dvp_input {
DVP_IN_RAW = < span class = "hl-number" > 0< / span > ,
DVP_IN_YUV422 = < span class = "hl-number" > 1< / span > ,
DVP_IN_BT656 = < span class = "hl-number" > 2< / span > ,
};< / pre > < / div > < / div >
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< / li >
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< li class = "- topic/li li" data-ofbid = "d199071e84__20250519091527" >
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< div class = "- topic/div div section" id = "dvp-data-structure__enum-dvp-input-yuv-seq" >
< strong class = "+ topic/ph hi-d/b ph b" > enum dvp_input_yuv_seq< / strong >
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< div class = "- topic/p p" data-ofbid = "d199071e91__20250519091527" > < span class = "- topic/ph ph" > 属于 HAL 层接口，< / span > 定义了 DVP 输入数据的 YUV
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格式：< pre class = "+ topic/pre pr-d/codeblock pre codeblock language-c" id = "dvp-data-structure__codeblock_bkq_mkt_2dc" data-ofbid = "dvp-data-structure__codeblock_bkq_mkt_2dc" > < strong class = "hl-keyword" > enum< / strong > dvp_input_yuv_seq {
DVP_YUV_DATA_SEQ_YUYV = < span class = "hl-number" > 0< / span > ,
DVP_YUV_DATA_SEQ_YVYU = < span class = "hl-number" > 1< / span > ,
DVP_YUV_DATA_SEQ_UYVY = < span class = "hl-number" > 2< / span > ,
DVP_YUV_DATA_SEQ_VYUY = < span class = "hl-number" > 3< / span > ,
};< / pre > < / div > < / div >
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< / li >
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< li class = "- topic/li li" data-ofbid = "d199071e99__20250519091527" >
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< div class = "- topic/div div section" id = "dvp-data-structure__enum-dvp-output" >
< strong class = "+ topic/ph hi-d/b ph b" > enum dvp_output< / strong >
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< div class = "- topic/p p" data-ofbid = "d199071e106__20250519091527" > < span class = "- topic/ph ph" > 属于 HAL 层接口，< / span > 定义了 DVP
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输出数据的格式：< pre class = "+ topic/pre pr-d/codeblock pre codeblock language-c" id = "dvp-data-structure__codeblock_l3v_mkt_2dc" data-ofbid = "dvp-data-structure__codeblock_l3v_mkt_2dc" > < strong class = "hl-keyword" > enum< / strong > dvp_output {
DVP_OUT_RAW_PASSTHROUGH = < span class = "hl-number" > 0< / span > ,
DVP_OUT_YUV422_COMBINED_NV16 = < span class = "hl-number" > 1< / span > ,
DVP_OUT_YUV420_COMBINED_NV12 = < span class = "hl-number" > 2< / span > ,
};< / pre > < / div > < / div >
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< / li >
< / ul >
< / section >
< / div >
< / article > < / main > < / div >
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< / div >
< / div >
< / div >
< / div >
< footer class = "navbar navbar-default wh_footer" >
< div class = " footer-container mx-auto " >
< title > footer def< / title >
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< style >
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.p1 {
font-family: FangZhengShuSong, Times, serif;
}
.p2 {
font-family: Arial, Helvetica, sans-serif;
}
.p3 {
font-family: "Lucida Console", "Courier New", monospace;
}
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< / style >
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< div class = "webhelp.fragment.footer" >
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< p class = "p1" > Copyright © 2019-2025 广东匠芯创科技有限公司. All rights reserved.< / p >
< / div >
< div >
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< div class = "generation_time" >
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Update Time: 2025-05-19
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< / div >
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< / div >
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< / div >
< / footer >
< div id = "go2top" class = "d-print-none" >
< span class = "oxy-icon oxy-icon-up" > < / span >
< / div >
< div id = "modal_img_large" class = "modal" >
< span class = "close oxy-icon oxy-icon-remove" > < / span >
< div id = "modal_img_container" > < / div >
< div id = "caption" > < / div >
< / div >
< script src = "${pd}/publishing/publishing-styles-AIC-template/js/custom.js" defer = "defer" > < / script >
< / body >
< / html >
