Transcript
Page 1: Always do your best. What you plant now, you will harvest later

Always do your best. What you plant now, you

will harvest later.

• 凡事都要尽力去做,因为一分汗水一分收获。

Page 2: Always do your best. What you plant now, you will harvest later

第三节

Page 3: Always do your best. What you plant now, you will harvest later

一 画面构图概说

• 构图——在电视拍摄中把被摄对象及各种造型元素有机地组织、选择和安排,以塑造视觉形象,构成画面样式的一种创作活动。

• 从本质上说,构图是指画面的形式结构,它必须要为主题和内容服务。

• 构图的主要任务是突出主体形象。

Page 4: Always do your best. What you plant now, you will harvest later

1 电视画面构图的特点

( 1 )动态性( 2 )时限性( 3 )多视点( 4 )画幅的固定性和构图处理的现场

一次性。( 5 )构图结构的整体性

Page 5: Always do your best. What you plant now, you will harvest later

2 电视画面构图的基本要求

( 1 )画面要简洁( 2 )主体要突出( 3 )立意要明确( 4 )画面应具有表现力和造型美感( 5 )运动构图的处理(两种情况)

Page 6: Always do your best. What you plant now, you will harvest later

二 画面构图的形式元素

构成视觉形象的“原材料”——光线、色彩、影调、线条、形状等元素。

Page 7: Always do your best. What you plant now, you will harvest later

1 光线

光线是电视画面构图的基础和灵魂。光线先行。

Page 8: Always do your best. What you plant now, you will harvest later

2 色彩• 光线赋予电视画面以生命,色彩给电视

画面注入情感。(画笔和调色板)。

Page 9: Always do your best. What you plant now, you will harvest later

3 影调

• 影调是指画面中的影像所表现出的明暗层次和明暗关系。是处理画面造型、构图及烘托气氛、表达情感、反映创作意图的重要手段。

Page 10: Always do your best. What you plant now, you will harvest later

( 1 )从画面明暗分布的倾向划

分 • 高调(亮调、明调、单调子、轻调

子)——明快、纯洁• 低调(暗调、深调、重调)——凝重、

肃穆• 中间调——明暗均衡、浓淡相间、层

次丰富

Page 11: Always do your best. What you plant now, you will harvest later

( 2 )从画面明暗对比(反差)的倾向划分

• 硬调:明暗对比强烈,层次少——粗犷、硬朗

• 软调(柔调):画面缺少最亮最暗的调子,对比弱,反差小——柔和、含蓄、细腻

• 中间调(标准调):明暗分布均衡、层次丰富

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4 线条

线条指画面影像所表现出的明暗分界线和形象之间的连接线。

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( 1 )根据线条所处的位置不同

外部线条(轮廓线)内部线条(表面特征之一)

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( 2 )根据形式不同

• 直线– 水平线:宽阔– 垂直线:高耸、刚直– 斜线:动感、纵深感

• 曲线:流动感、韵律感、和谐感• 实线、虚线

Page 15: Always do your best. What you plant now, you will harvest later
Page 16: Always do your best. What you plant now, you will harvest later

三 电视画面的结构成分

• 怎样理解和处理画面中各视觉形象之间的相互关系?

• 怎样对电视画面加以合理地经营布局?

• 电视画面应是主从关系、前后对映、立体透视的画面空间结构。

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1 主体

• 主体是电视画面中所要表现的主要对象,是画面的内容中心,兴趣中心,结构中心。

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画面主体的表现方法

( 1 )直接表现法

( 2 )间接表现法

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2 陪体

陪体的作用( 1 )补充说明主体( 2 )渲染烘托主体( 3 )均衡美化画面

Page 20: Always do your best. What you plant now, you will harvest later

场面调度中主体与陪体的关系

( 1 )主体和陪体同时出现

( 2 )主体和陪体不同时出现

主体先于陪体出现

陪体先于主体出现

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3 前景

前景的作用( 1 )帮助主体直接表达主题、交代内容。( 2 )表现时间概念、季节特征、地方色

彩,有助于表现现场的气氛。( 3 )强化纵深感和空间感( 4 )均衡构图和美化画面( 5 )运动摄像中,增强节奏感和韵律感。

Page 22: Always do your best. What you plant now, you will harvest later

前景运用

( 1 )必须为主体的突出和主题的表现服务。( 2 )应弱于主体的表现。( 3 )要富有装饰色彩,构图要美。

Page 23: Always do your best. What you plant now, you will harvest later

4 背景

背景的作用( 1 )表明主体所处的环境、位置和现场

氛围。( 2 )帮助主体揭示画面的内容和主题。( 3 )产生多层景物的造型效果和透视感,空间感。

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背景应用

( 1 )背景的影调色调应与主体有一定的对比。

( 2 )主体的背景应坚持减法原则。背景的清晰度和趣味性不应超过主体。

Page 25: Always do your best. What you plant now, you will harvest later

四 构图形式

根据构图形式的内在性质不同:( 1 )静态构图——画面造型元素及画面结构

均无明显变化。( 2 )动态构图( 3 )单构图——一个镜头中只表现一种构图

组合形式,不发生结构变化。( 4 )多构图——画面结构关系和构图样式连续或间断地发生变化。

Page 26: Always do your best. What you plant now, you will harvest later

以外在线形结构区分

( 1 )水平线构图( 2 )垂直线构图( 3 )斜线构图( 4 )曲线构图( 5 )黄金分割式构图( 6 )九宫格式构图

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运用构图知识,分析影视片段。