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README: make it clear that libav is optional

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nick black 2019-12-27 01:04:40 -05:00 committed by Nick Black
parent 1cc100cd2d
commit b9a10cad9f
1 changed files with 3 additions and 2 deletions
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README.md
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@ -104,7 +104,7 @@ that fine library.
* A C11 and a C++14 compiler
* CMake 3.13.0+
* From NCURSES: terminfo 6.1+
* From FFMpeg: libswscale 5.0+, libavformat 57.0+, libavutil 56.0+
* (OPTIONAL) From FFMpeg: libswscale 5.0+, libavformat 57.0+, libavutil 56.0+
### Building
@ -1412,7 +1412,8 @@ cell_set_bg_default(cell* c){
Media decoding and scaling is handled by libAV from FFmpeg, resulting in a
`notcurses_visual` object. This object generates frames, each one corresponding
to a renderable scene on the associated `ncplane`.
to a renderable scene on the associated `ncplane`. If notcurses is built without
FFMpeg support, these functions will all return error.
```c
// Open a visual (image or video), associating it with the specified ncplane.