AV_STEREO3D_VIEW_LEFT 1248 libavcodec/h264_slice.c                 stereo->view = AV_STEREO3D_VIEW_LEFT;
AV_STEREO3D_VIEW_LEFT 2695 libavcodec/hevcdec.c                 stereo->view = AV_STEREO3D_VIEW_LEFT;
AV_STEREO3D_VIEW_LEFT  291 libavfilter/vf_framepack.c             stereo->view = i == LEFT ? AV_STEREO3D_VIEW_LEFT