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author | Timothy Gu <timothygu99@gmail.com> | 2013-10-13 18:37:12 -0700 |
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committer | Stefano Sabatini <stefasab@gmail.com> | 2013-10-16 18:32:15 +0200 |
commit | 586b8ea24856bdd6a1f293679e35377492bc400e (patch) | |
tree | fbc89dcd141de585e948575c1d30704e34852a90 /doc | |
parent | 155a5ff00d611e7238af7becd0d99dde31b49ab2 (diff) | |
download | ffmpeg-streaming-586b8ea24856bdd6a1f293679e35377492bc400e.zip ffmpeg-streaming-586b8ea24856bdd6a1f293679e35377492bc400e.tar.gz |
doc/filters: reference ffmpeg-utils manual for color and sizes options
Signed-off-by: Timothy Gu <timothygu99@gmail.com>
Signed-off-by: Stefano Sabatini <stefasab@gmail.com>
Diffstat (limited to 'doc')
-rw-r--r-- | doc/filters.texi | 117 |
1 files changed, 66 insertions, 51 deletions
diff --git a/doc/filters.texi b/doc/filters.texi index fe4ad36..0bf945b 100644 --- a/doc/filters.texi +++ b/doc/filters.texi @@ -3191,8 +3191,8 @@ The expressions which specify the width and height of the box, if 0 they are int the input width and height. Default to 0. @item color, c -Specify the color of the box to write, it can be the name of a color -(case insensitive match) or a 0xRRGGBB[AA] sequence. If the special +Specify the color of the box to write. For the general syntax of this option, +check the "Color" section in the ffmpeg-utils manual. If the special value @code{invert} is used, the box edge color is the same as the video with inverted luma. @@ -3288,12 +3288,10 @@ input width and height, respectively, minus @code{thickness}, so image gets framed. Default to 0. @item color, c -Specify the color of the grid, it can be the name of a color -(case insensitive match) or a 0xRRGGBB[AA] sequence. If the special +Specify the color of the grid. For the general syntax of this option, +check the "Color" section in the ffmpeg-utils manual. If the special value @code{invert} is used, the grid color is the same as the video with inverted luma. -Note that you can append opacity value (in range of 0.0 - 1.0) -to color name after @@ sign. @item thickness, t The expression which sets the thickness of the grid line. Default value is @code{1}. @@ -3373,9 +3371,9 @@ Value should be either 1 (enable) or 0 (disable). The default value of @var{box} is 0. @item boxcolor -The color to be used for drawing box around text. -Either a string (e.g. "yellow") or in 0xRRGGBB[AA] format -(e.g. "0xff00ff"), possibly followed by an alpha specifier. +The color to be used for drawing box around text. For the syntax of this +option, check the "Color" section in the ffmpeg-utils manual. + The default value of @var{boxcolor} is "white". @item expansion @@ -3388,9 +3386,9 @@ below for details. If true, check and fix text coords to avoid clipping. @item fontcolor -The color to be used for drawing fonts. -Either a string (e.g. "red") or in 0xRRGGBB[AA] format -(e.g. "0xff000033"), possibly followed by an alpha specifier. +The color to be used for drawing fonts. For the syntax of this option, check +the "Color" section in the ffmpeg-utils manual. + The default value of @var{fontcolor} is "black". @item fontfile @@ -3430,9 +3428,9 @@ For more information consult the documentation for the FT_LOAD_* libfreetype flags. @item shadowcolor -The color to be used for drawing a shadow behind the drawn text. It -can be a color name (e.g. "yellow") or a string in the 0xRRGGBB[AA] -form (e.g. "0xff00ff"), possibly followed by an alpha specifier. +The color to be used for drawing a shadow behind the drawn text. For the +syntax of this option, check the "Color" section in the ffmpeg-utils manual. + The default value of @var{shadowcolor} is "black". @item shadowx @@ -4357,9 +4355,9 @@ A '|'-separated list of parameters to pass to the frei0r effect. A frei0r effect parameter can be a boolean (whose values are specified with "y" and "n"), a double, a color (specified by the syntax -@var{R}/@var{G}/@var{B}, @var{R}, @var{G}, and @var{B} being float -numbers from 0.0 to 1.0) or by an @code{av_parse_color()} color -description), a position (specified by the syntax @var{X}/@var{Y}, +@var{R}/@var{G}/@var{B}, (@var{R}, @var{G}, and @var{B} being float +numbers from 0.0 to 1.0) or by a color description specified in the "Color" +section in the ffmpeg-utils manual), a position (specified by the syntax @var{X}/@var{Y}, @var{X} and @var{Y} being float numbers) and a string. The number and kind of parameters depend on the loaded effect. If an @@ -5840,8 +5838,8 @@ expression, and vice versa. The default value of @var{x} and @var{y} is 0. @item color -Specify the color of the padded area, it can be the name of a color -(case insensitive match) or a 0xRRGGBB[AA] sequence. +Specify the color of the padded area. For the syntax of this option, +check the "Color" section in the ffmpeg-utils manual. The default value of @var{color} is "black". @end table @@ -6421,9 +6419,11 @@ it. Default value is 1. @item fillcolor, c Set the color used to fill the output area not covered by the rotated -image. If the special value "none" is selected then no background is -printed (useful for example if the background is never shown). Default -value is "black". +image. For the generalsyntax of this option, check the "Color" section in the +ffmpeg-utils manual. If the special value "none" is selected then no +background is printed (useful for example if the background is never shown). + +Default value is "black". @end table The expressions for the angle and the output size can contain the @@ -6611,8 +6611,8 @@ complete list of values. If not explictly specified the filter applies the default flags. @item size, s -Set the video size, the value must be a valid abbreviation or in the -form @var{width}x@var{height}. +Set the video size. For the syntax of this option, check the "Video size" +section in the ffmpeg-utils manual. @item in_color_matrix @item out_color_matrix @@ -6978,8 +6978,8 @@ sample aspect ratio of the input frame, expressed in the form @var{num}/@var{den} @item s -size of the input frame, expressed in the form -@var{width}x@var{height} +size of the input frame. For the syntax of this option, check the "Video size" +section in the ffmpeg-utils manual. @item i interlaced mode ("P" for "progressive", "T" for top field first, "B" @@ -7247,8 +7247,10 @@ Set the filename of the subtitle file to read. It must be specified. @item original_size Specify the size of the original video, the video for which the ASS file -was composed. Due to a misdesign in ASS aspect ratio arithmetic, this is -necessary to correctly scale the fonts if the aspect ratio has been changed. +was composed. For the syntax of this option, check the "Video size" section in +the ffmpeg-utils manual. Due to a misdesign in ASS aspect ratio arithmetic, +this is necessary to correctly scale the fonts if the aspect ratio has been +changed. @item charenc Set subtitles input character encoding. @code{subtitles} filter only. Only @@ -7358,8 +7360,8 @@ The filter accepts the following options: @table @option @item layout -Set the grid size (i.e. the number of lines and columns) in the form -"@var{w}x@var{h}". +Set the grid size (i.e. the number of lines and columns). For the syntax of +this option, check the "Video size" section in the ffmpeg-utils manual. @item nb_frames Set the maximum number of frames to render in the given area. It must be less @@ -7375,9 +7377,9 @@ more advanced padding options (such as having different values for the edges), refer to the pad video filter. @item color -Specify the color of the unused area, it can be the name of a color -(case insensitive match) or a 0xRRGGBB[AA] sequence. -The default value of @var{color} is "black". +Specify the color of the unused areaFor the syntax of this option, check the +"Color" section in the ffmpeg-utils manual. The default value of @var{color} +is "black". @end table @subsection Examples @@ -8145,7 +8147,9 @@ This source accepts the following options: @table @option @item video_size -Specify the size (width and height) of the buffered video frames. +Specify the size (width and height) of the buffered video frames. For the +syntax of this option, check the "Video size" section in the ffmpeg-utils +manual. @item width Input video width. @@ -8245,7 +8249,8 @@ Set the cellular automaton rule, it is a number ranging from 0 to 255. Default value is 110. @item size, s -Set the size of the output video. +Set the size of the output video. For the syntax of this option, check +the "Video size" section in the ffmpeg-utils manual. If @option{filename} or @option{pattern} is specified, the size is set by default to the width of the specified initial state row, and the @@ -8363,7 +8368,8 @@ Set frame rate, expressed as number of frames per second. Default value is "25". @item size, s -Set frame size. Default value is "640x480". +Set frame size. For the syntax of this option, check the "Video +size" section in the ffmpeg-utils manual. Default value is "640x480". @item start_scale Set the initial scale value. Default value is 3.0. @@ -8445,8 +8451,8 @@ This source accepts the following options: @table @option @item size -The size of the video to generate, may be a string of the form -@var{width}x@var{height} or a frame size abbreviation. +The size of the video to generate. For the syntax of this option, check the +"Video size" section in the ffmpeg-utils manual. @item framerate Framerate of the generated video, may be a string of the form @@ -8534,7 +8540,8 @@ cells, and will born a new cell if there are three alive cells around a dead cell. @item size, s -Set the size of the output video. +Set the size of the output video. For the syntax of this option, check the +"Video size" section in the ffmpeg-utils manual. If @option{filename} is specified, the size is set by default to the same size of the input file. If @option{size} is set, it must contain @@ -8562,6 +8569,9 @@ used to represent a dead cell. @item mold_color Set mold color, for definitely dead and moldy cells. + +For the syntax of these 3 color options, check the "Color" section in the +ffmpeg-utils manual. @end table @subsection Examples @@ -8631,9 +8641,8 @@ The sources accept the following options: @item color, c Specify the color of the source, only available in the @code{color} -source. It can be the name of a color (case insensitive match) or a -0xRRGGBB[AA] sequence, possibly followed by an alpha specifier. The -default value is "black". +source. For the syntax of this option, check the "Color" section in the +ffmpeg-utils manual. @item level Specify the level of the Hald CLUT, only available in the @code{haldclutsrc} @@ -8642,9 +8651,9 @@ pixels to be used as identity matrix for 3D lookup tables. Each component is coded on a @code{1/(N*N)} scale. @item size, s -Specify the size of the sourced video, it may be a string of the form -@var{width}x@var{height}, or the name of a size abbreviation. The -default value is "320x240". +Specify the size of the sourced video. For the syntax of this option, check the +"Video size" section in the ffmpeg-utils manual. The default value is +"320x240". This option is not available with the @code{haldclutsrc} filter. @@ -8773,7 +8782,8 @@ Same as above but not rotated. Default value is @samp{lissajous}. @item size, s -Set the video size for the output. Default value is @code{400x400}. +Set the video size for the output. For the syntax of this option, check the "Video size" +section in the ffmpeg-utils manual. Default value is @code{400x400}. @item rate, r Set the output frame rate. Default value is @code{25}. @@ -8912,8 +8922,9 @@ option is set or no. The video stream will be the first output stream if activated. Default is @code{0}. @item size -Set the video size. This option is for video only. Default and minimum -resolution is @code{640x480}. +Set the video size. This option is for video only. For the syntax of this +option, check the "Video size" section in the ffmpeg-utils manual. Default +and minimum resolution is @code{640x480}. @item meter Set the EBU scale meter. Default is @code{9}. Common values are @code{9} and @@ -9555,7 +9566,9 @@ The filter accepts the following options: @table @option @item size, s -Specify the video size for the output. Default value is @code{640x512}. +Specify the video size for the output. For the syntax of this option, check +the "Video size" section in the ffmpeg-utils manual. Default value is +@code{640x512}. @item slide Specify if the spectrum should slide along the window. Default value is @@ -9639,7 +9652,9 @@ The filter accepts the following options: @table @option @item size, s -Specify the video size for the output. Default value is "600x240". +Specify the video size for the output. For the syntax of this option, check +the "Video size" section in the ffmpeg-utils manual. Default value +is "600x240". @item mode Set display mode. |