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Add an explicit note on recording resolution

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Jan Margeta
2024-03-06 19:01:25 +01:00
parent be68f90190
commit 39edea3a6c
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doc/programming/samples.rst
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@@ -198,6 +198,8 @@ we can compress the (large) raw date file into a playable movie file:
ffmpeg -f rawvideo -pixel_format rgb24 -video_size 2560x1440 ffmpeg -f rawvideo -pixel_format rgb24 -video_size 2560x1440
-framerate 60 -i rgb.out -vf "vflip,format=yuv420p" video.mp4 -framerate 60 -i rgb.out -vf "vflip,format=yuv420p" video.mp4
Note that the offscreen rendering resolution of the model and ffmpeg's video_size must be the identical.
This sample can be compiled in three ways which differ in how the OpenGL context is created: using GLFW with an This sample can be compiled in three ways which differ in how the OpenGL context is created: using GLFW with an
invisible window, using OSMesa, or using EGL. The latter two options are only available on Linux and are envoked by invisible window, using OSMesa, or using EGL. The latter two options are only available on Linux and are envoked by
defining the symbols MJ_OSMESA or MJ_EGL when compiling record.cc. The functions ``initOpenGL`` and ``closeOpenGL`` defining the symbols MJ_OSMESA or MJ_EGL when compiling record.cc. The functions ``initOpenGL`` and ``closeOpenGL``