| @@ -5156,32 +5156,40 @@ expressed in the form "[@var{c0} @var{c1} @var{c2} @var{c3}]" · 5155 unmodified lines |
| 5156 | 5156 | |
| 5157 | 5157 | Blur the input video without impacting the outlines. |
| 5158 | 5158 | |
| 5159 | | −This filter accepts parameters as a list of @var{key}=@var{value} pairs, |
| 5160 | | −separated by ":". |
| 5161 | | − |
| 5162 | | −If the key of the first options is omitted, the arguments are |
| 5163 | | −interpreted according to the syntax: |
| 5164 | | −@var{luma_radius}:@var{luma_strength}:@var{luma_threshold}[:@var{chroma_radius}:@var{chroma_strength}:@var{chroma_threshold}] |
| 5165 | | − |
| 5166 | 5159 | A description of the accepted options follows. |
| 5167 | 5160 | |
| 5168 | 5161 | @table @option |
| 5169 | 5162 | @item luma_radius, lr |
| 5170 | | −@item chroma_radius, cr |
| 5171 | | −Set the luma/chroma radius. The option value must be a float number in |
| 5163 | +Set the luma radius. The option value must be a float number in |
| 5172 | 5164 | the range [0.1,5.0] that specifies the variance of the gaussian filter |
| 5173 | 5165 | used to blur the image (slower if larger). Default value is 1.0. |
| 5174 | 5166 | |
| 5175 | 5167 | @item luma_strength, ls |
| 5176 | | −@item chroma_strength, cs |
| 5177 | | −Set the luma/chroma strength. The option value must be a float number |
| 5168 | +Set the luma strength. The option value must be a float number |
| 5178 | 5169 | in the range [-1.0,1.0] that configures the blurring. A value included |
| 5179 | 5170 | in [0.0,1.0] will blur the image whereas a value included in |
| 5180 | 5171 | [-1.0,0.0] will sharpen the image. Default value is 1.0. |
| 5181 | 5172 | |
| 5182 | 5173 | @item luma_threshold, lt |
| 5174 | +Set the luma threshold used as a coefficient to determine |
| 5175 | +whether a pixel should be blurred or not. The option value must be an |
| 5176 | +integer in the range [-30,30]. A value of 0 will filter all the image, |
| 5177 | +a value included in [0,30] will filter flat areas and a value included |
| 5178 | +in [-30,0] will filter edges. Default value is 0. |
| 5179 | + |
| 5180 | +@item chroma_radius, cr |
| 5181 | +Set the chroma radius. The option value must be a float number in |
| 5182 | +the range [0.1,5.0] that specifies the variance of the gaussian filter |
| 5183 | +used to blur the image (slower if larger). Default value is 1.0. |
| 5184 | + |
| 5185 | +@item chroma_strength, cs |
| 5186 | +Set the chroma strength. The option value must be a float number |
| 5187 | +in the range [-1.0,1.0] that configures the blurring. A value included |
| 5188 | +in [0.0,1.0] will blur the image whereas a value included in |
| 5189 | +[-1.0,0.0] will sharpen the image. Default value is 1.0. |
| 5190 | + |
| 5183 | 5191 | @item chroma_threshold, ct |
| 5184 | | −Set the luma/chroma threshold used as a coefficient to determine |
| 5192 | +Set the chroma threshold used as a coefficient to determine |
| 5185 | 5193 | whether a pixel should be blurred or not. The option value must be an |
| 5186 | 5194 | integer in the range [-30,30]. A value of 0 will filter all the image, |
| 5187 | 5195 | a value included in [0,30] will filter flat areas and a value included |