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data-id="ge_normal_mode" data-state="leaf"><span role="button" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/ge/ge_normal_mode.html" id="ge_normal_mode-d4445e4525-link">非命令队列模式</a></div></div></li><li role="treeitem"><div data-tocid="ge_command_queue_mode-d4445e4539" class="topicref" data-id="ge_command_queue_mode" data-state="leaf"><span role="button" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/ge/ge_cmdq_mode.html" id="ge_command_queue_mode-d4445e4539-link">命令队列模式</a></div></div></li><li role="treeitem"><div data-tocid="ge-compare-mode-d4445e4553" class="topicref" data-id="ge-compare-mode" data-state="leaf"><span role="button" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/sdk/ge/ge_compare_mode.html" id="ge-compare-mode-d4445e4553-link">非命令队列和命令队列对比</a></div></div></li><li role="treeitem" class="active"><div data-tocid="ge_data_structure-d4445e4567" class="topicref" data-id="ge_data_structure" 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<div class=" wh_topic_content body "><main role="main"><article class="- topic/topic concept/concept topic concept" role="article" aria-labelledby="ariaid-title1">
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<span class="edit-link" style="font-size:12px; opacity:0.6; text-align:right; vertical-align:middle"><a target="_blank" title="Edit this document" href="http://172.16.35.88/tasks/jdssno1uvvbf2mltu9kb9v3if05d5gopuakboe8hlud18rma/edit/F:/aicdita/aicdita-cn/topics/sdk/ge/ge_data_structure.dita">Edit online</a></span><h1 class="- topic/title title topictitle1" id="ariaid-title1">数据结构设计</h1>
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<div class="date inPage">15 Jan 2024</div><div style="color: gray;">
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Read time: 7 minute(s)
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</div>
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<div class="- topic/body concept/conbody body conbody">
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<div class="- topic/p p" data-ofbid="d145727e33__20250123155214">GE 模块数据结构如下：<ul class="- topic/ul ul" id="ge_data_structure__ul_ogw_5cb_d1c" data-ofbid="ge_data_structure__ul_ogw_5cb_d1c">
|
||
<li class="- topic/li li" data-ofbid="d145727e37__20250123155214"><strong class="+ topic/ph hi-d/b ph b">enum ge_pd_rules</strong><p class="- topic/p p" data-ofbid="d145727e40__20250123155214">Porter/Duff alpha
|
||
混合规则枚举</p><pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="ge_data_structure__codeblock_w2q_vcb_d1c" data-ofbid="ge_data_structure__codeblock_w2q_vcb_d1c"><code><em class="hl-comment">/*
|
||
* enum ge_pd_mode - graphics engine Porter/Duff alpha blending rules
|
||
*
|
||
* pixel = (source * fs + destination * fd)
|
||
* sa = source alpha
|
||
* da = destination alpha
|
||
*
|
||
* @GE_PD_NONE: fs: sa fd: 1.0-sa (defaults)
|
||
* @GE_PD_CLEAR: fs: 0.0 fd: 0.0
|
||
* @GE_PD_SRC: fs: 1.0 fd: 0.0
|
||
* @GE_PD_SRC_OVER: fs: 1.0 fd: 1.0-sa
|
||
* @GE_PD_DST_OVER: fs: 1.0-da fd: 1.0
|
||
* @GE_PD_SRC_IN: fs: da fd: 0.0
|
||
* @GE_PD_DST_IN: fs: 0.0 fd: sa
|
||
* @GE_PD_SRC_OUT: fs: 1.0-da fd: 0.0
|
||
* @GE_PD_DST_OUT: fs: 0.0 fd: 1.0-sa
|
||
* @GE_PD_SRC_ATOP: fs: da fd: 1.0-sa
|
||
* @GE_PD_DST_ATOP: fs: 1.0-da fd: sa
|
||
* @GE_PD_ADD: fs: 1.0 fd: 1.0
|
||
* @GE_PD_XOR: fs: 1.0-da fd: 1.0-sa
|
||
* @GE_PD_DST: fs: 0.0 fd: 1.0
|
||
*/</em>
|
||
<strong class="hl-keyword">enum</strong> ge_pd_rules {
|
||
GE_PD_NONE = <span class="hl-number">0</span>,
|
||
GE_PD_CLEAR = <span class="hl-number">1</span>,
|
||
GE_PD_SRC = <span class="hl-number">2</span>,
|
||
GE_PD_SRC_OVER = <span class="hl-number">3</span>,
|
||
GE_PD_DST_OVER = <span class="hl-number">4</span>,
|
||
GE_PD_SRC_IN = <span class="hl-number">5</span>,
|
||
GE_PD_DST_IN = <span class="hl-number">6</span>,
|
||
GE_PD_SRC_OUT = <span class="hl-number">7</span>,
|
||
GE_PD_DST_OUT = <span class="hl-number">8</span>,
|
||
GE_PD_SRC_ATOP = <span class="hl-number">9</span>,
|
||
GE_PD_DST_ATOP = <span class="hl-number">10</span>,
|
||
GE_PD_ADD = <span class="hl-number">11</span>,
|
||
GE_PD_XOR = <span class="hl-number">12</span>,
|
||
GE_PD_DST = <span class="hl-number">13</span>,
|
||
};</code></pre></li>
|
||
<li class="- topic/li li" data-ofbid="d145727e45__20250123155214"><strong class="+ topic/ph hi-d/b ph b">struct ge_ctrl</strong><p class="- topic/p p" data-ofbid="d145727e48__20250123155214">GE
|
||
控制结构体</p><pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="ge_data_structure__codeblock_jqp_bdb_d1c" data-ofbid="ge_data_structure__codeblock_jqp_bdb_d1c"><code><span class="hl-tag-doctype-comment">/**
|
||
* struct ge_ctrl - ge ctrl functions
|
||
* @alpha_en
|
||
* 0: enable Porter/Duff alpha blending
|
||
* 1: disable Porter/Duff alpha blending
|
||
* @alpha_rules: Porter/Duff alpha blending rules
|
||
* @src_alpha_mode: source alpha mode
|
||
* 0: pixel alpha mode(src_alpha = src_pixel_alpha)
|
||
* 1: global alpha mode(src_alpha = src_global_alpha)
|
||
* 2: mixded alpha mode(src_alpha = src_pixel_alpha * src_global_alpha / 255)
|
||
* @src_global_alpha: source global alpha value (0~255)
|
||
* used by global alpha mode and mixded alpha mode
|
||
* @dst_alpha_mode: destination alpha mode
|
||
* 0: pixel alpha mode(dst_alpha = dst_pixel_alpha)
|
||
* 1: global alpha mode(dst_alpha = dst_global_alpha)
|
||
* 2: mixded alpha mode(dst_alpha = dst_pixel_alpha * dst_global_alpha / 255)
|
||
* @dst_global_alpha: destination global alpha value (0~255)
|
||
* used by global alpha mode and mixed alpha mode
|
||
* @ck_en
|
||
* 0: disable color key
|
||
* 1: enable color key
|
||
* @ck_value: rgb value of color key to match the source pixels
|
||
* bit[31:24]: reserved
|
||
* bit[23:16]: R value
|
||
* bit[15:8]: G value
|
||
* bit[7:0]: B value
|
||
* @dither_en(Not supported by IOC_GE_ROTATE)
|
||
* 0: disable dither
|
||
* 1: enable dither
|
||
* @flags: the flags of some functions, such as scan order, src H/V flip
|
||
* and src 90/180/270 degree rotation, the H flip, V flip
|
||
* and rotation can be enabled at the same time, the effect
|
||
* of flip is in front of rotation, only supported by IOC_GE_BITBLT
|
||
* the flags was defined in mpp_types.h
|
||
*/</span>
|
||
<strong class="hl-keyword">struct</strong> ge_ctrl {
|
||
<strong class="hl-keyword">unsigned</strong> <strong class="hl-keyword">int</strong> alpha_en;
|
||
<strong class="hl-keyword">enum</strong> ge_pd_rules alpha_rules;
|
||
<strong class="hl-keyword">unsigned</strong> <strong class="hl-keyword">int</strong> src_alpha_mode;
|
||
<strong class="hl-keyword">unsigned</strong> <strong class="hl-keyword">int</strong> src_global_alpha;
|
||
<strong class="hl-keyword">unsigned</strong> <strong class="hl-keyword">int</strong> dst_alpha_mode;
|
||
<strong class="hl-keyword">unsigned</strong> <strong class="hl-keyword">int</strong> dst_global_alpha;
|
||
<strong class="hl-keyword">unsigned</strong> <strong class="hl-keyword">int</strong> ck_en;
|
||
<strong class="hl-keyword">unsigned</strong> <strong class="hl-keyword">int</strong> ck_value;
|
||
<strong class="hl-keyword">unsigned</strong> <strong class="hl-keyword">int</strong> dither_en;
|
||
<strong class="hl-keyword">unsigned</strong> <strong class="hl-keyword">int</strong> flags;
|
||
};</code></pre></li>
|
||
<li class="- topic/li li" data-ofbid="d145727e53__20250123155214"><strong class="+ topic/ph hi-d/b ph b">enum
|
||
ge_fillrect_type</strong><p class="- topic/p p" data-ofbid="d145727e56__20250123155214">颜色填充类型枚举</p><pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="ge_data_structure__codeblock_rgb_cdb_d1c" data-ofbid="ge_data_structure__codeblock_rgb_cdb_d1c"><code><em class="hl-comment">/*
|
||
* enum ge_fillrect_type - the ge fill rectangle types:
|
||
*
|
||
* GE_NO_GRADIENT: No gradient is used, only use start_color to
|
||
* fill rectangle, ignore end_color
|
||
* GE_H_LINEAR_GRADIENT: Interpolates colors between start_color
|
||
* and end_color in the horizontal direction
|
||
* form left to right
|
||
* GE_V_LINEAR_GRADIENT: Interpolates colors between start_color and
|
||
* end_color in the vertical direction from top to
|
||
* buttom
|
||
*/</em>
|
||
<strong class="hl-keyword">enum</strong> ge_fillrect_type {
|
||
GE_NO_GRADIENT = <span class="hl-number">0</span>,
|
||
GE_H_LINEAR_GRADIENT = <span class="hl-number">1</span>,
|
||
GE_V_LINEAR_GRADIENT = <span class="hl-number">2</span>,
|
||
};</code></pre></li>
|
||
<li class="- topic/li li" data-ofbid="d145727e61__20250123155214"><strong class="+ topic/ph hi-d/b ph b">struct
|
||
ge_fillrect</strong>p<p class="- topic/p p" data-ofbid="d145727e65__20250123155214">矩形填充结构体</p><pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="ge_data_structure__codeblock_cbv_cdb_d1c" data-ofbid="ge_data_structure__codeblock_cbv_cdb_d1c"><code><span class="hl-tag-doctype-comment">/**
|
||
* struct ge_fillrect - ge fill rectangle
|
||
* @type: fill rect type
|
||
* @start_color: start color(32 bits)
|
||
* bit[31:24] alpha value
|
||
* bit[23:16] r value
|
||
* bit[15:8] g value
|
||
* bit[7:0] b value
|
||
* @end_color: end color(32 bits)
|
||
* bit[31:24] alpha value
|
||
* bit[23:16] r value
|
||
* bit[15:8] g value
|
||
* bit[7:0] b value
|
||
* @dst_buf: the destination buffer
|
||
* @ctrl: ge ctrl functions
|
||
*/</span>
|
||
<strong class="hl-keyword">struct</strong> ge_fillrect {
|
||
<strong class="hl-keyword">enum</strong> ge_fillrect_type type;
|
||
<strong class="hl-keyword">unsigned</strong> <strong class="hl-keyword">int</strong> start_color;
|
||
<strong class="hl-keyword">unsigned</strong> <strong class="hl-keyword">int</strong> end_color;
|
||
<strong class="hl-keyword">struct</strong> mpp_buf dst_buf;
|
||
<strong class="hl-keyword">struct</strong> ge_ctrl ctrl;
|
||
};
|
||
<span class="hl-number">6.1</span>.<span class="hl-number">5.4</span>.<span class="hl-number">5.</span> <strong class="hl-keyword">struct</strong> ge_b</code></pre></li>
|
||
|
||
<li class="- topic/li li" data-ofbid="d145727e70__20250123155214"><strong class="+ topic/ph hi-d/b ph b">struct
|
||
ge_bitblt</strong><p class="- topic/p p" data-ofbid="d145727e73__20250123155214">位块搬移结构体</p><pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="ge_data_structure__codeblock_xbm_2db_d1c" data-ofbid="ge_data_structure__codeblock_xbm_2db_d1c"><code><span class="hl-tag-doctype-comment">/**
|
||
* struct ge_bitblt - ge bitblt
|
||
* @src_buf: the source buffer
|
||
* @dst_buf: the destination buffer
|
||
* @ctrl: ge ctrl functions
|
||
*/</span>
|
||
<strong class="hl-keyword">struct</strong> ge_bitblt {
|
||
<strong class="hl-keyword">struct</strong> mpp_buf src_buf;
|
||
<strong class="hl-keyword">struct</strong> mpp_buf dst_buf;
|
||
<strong class="hl-keyword">struct</strong> ge_ctrl ctrl;
|
||
};</code></pre></li>
|
||
<li class="- topic/li li" data-ofbid="d145727e79__20250123155214"><strong class="+ topic/ph hi-d/b ph b">struct
|
||
ge_bitblt</strong><p class="- topic/p p" data-ofbid="d145727e82__20250123155214">位块搬移结构体</p><pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="ge_data_structure__codeblock_syg_2db_d1c" data-ofbid="ge_data_structure__codeblock_syg_2db_d1c"><code><span class="hl-tag-doctype-comment">/**
|
||
* struct ge_rotation - ge rotation
|
||
* @src_buf: the source buffer
|
||
* @dst_buf: the destination buffer
|
||
* @src_rot_center: left-top x/y coordinate of src center
|
||
* @dst_rot_center: left-top x/y coordinate of dst center
|
||
* @angle_sin: 2.12 fixed point, the sin value of rotation angle
|
||
* @angle_cos: 2.12 fixed point, the cos value of rotation angle
|
||
* @ctrl: ge ctrl functions
|
||
*/</span>
|
||
<strong class="hl-keyword">struct</strong> ge_rotation {
|
||
<strong class="hl-keyword">struct</strong> mpp_buf src_buf;
|
||
<strong class="hl-keyword">struct</strong> mpp_buf dst_buf;
|
||
<strong class="hl-keyword">struct</strong> mpp_point src_rot_center;
|
||
<strong class="hl-keyword">struct</strong> mpp_point dst_rot_center;
|
||
<strong class="hl-keyword">int</strong> angle_sin;
|
||
<strong class="hl-keyword">int</strong> angle_cos;
|
||
<strong class="hl-keyword">struct</strong> ge_ctrl ctrl;
|
||
};</code></pre></li>
|
||
<li class="- topic/li li" data-ofbid="d145727e87__20250123155214">enum ge_mode<p class="- topic/p p" data-ofbid="d145727e89__20250123155214">GE
|
||
模式枚举</p><pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="ge_data_structure__codeblock_zbp_2db_d1c" data-ofbid="ge_data_structure__codeblock_zbp_2db_d1c"><code><strong class="hl-keyword">enum</strong> ge_mode {
|
||
GE_MODE_NORMAL,
|
||
GE_MODE_CMDQ,
|
||
};</code></pre></li>
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