コード例 #1
0
def render_lsd(seq):

    plypath = os.path.join(seq, 'render_me.ply')
    verts, edges = IO.read_ply(plypath)
    lsd_mesh = Mesh()
    lsd_mesh.verts = verts.astype(np.float32)

    campath = os.path.join(seq, 'render.py')
    Rs, ts = IO.import_blender_cam(campath)

    W, H = 1920, 1080
    im = empty((H, W, 3), np.uint8)
    cam = Geom.cam_params(29.97, W, H, 35)  # Blender defaults
    cam = cam.astype(np.float32)

    render_out = os.path.join(seq, 'render')
    Util.try_mkdir(render_out)

    im[:] = 255

    pts = lsd_mesh.project_verts(Rs[0].astype(np.float32), ts[0].astype(np.float32), cam)
    pt_buf = buffer_points(pts, np.r_[255, 82, 82], alpha=0.2, size=2)
    render_buffer(im, pt_buf, bg=255)

    out = os.path.join(render_out, 'frame_0.png')
    IO.imwrite(out, im)
コード例 #2
0
def render_animation(seq, sub, dopoly):
    import pynutmeg
    import time
    import os
    import RayCloud

    fig = pynutmeg.figure('cube', 'figs/imshow.qml')

    W, H = 1920, 1080
    im = empty((H, W, 3), np.uint8)
    cam = Geom.cam_params(29.97, W, H, 35)  # Blender defaults
    cam = cam.astype(np.float32)

    print("Loading data")
    cloud = RayCloud.load(os.path.join(seq, sub))

    datapath = os.path.join(seq, 'occlusion_data.npz')
    data = np.load(datapath)
    mesh_path = os.path.join(seq, 'occlusion_mesh.npz')
    occl_mesh = load_mesh(mesh_path)
    # occl_mesh = Mesh()
    # occl_mesh.verts = data['verts'].astype(np.float32)
    edges = data['edges'].astype(np.uint32)
    ply_path = os.path.join(seq, 'model.ply')
    if os.path.exists(ply_path):
        obj_mesh = from_ply(ply_path)
    else:
        obj_mesh = Mesh()

    if dopoly:
        poly_data = os.path.join(seq, sub, 'poly_data.npz')
        polynpz = np.load(poly_data)
        poly_mesh = Mesh()
        poly_mesh.verts = polynpz['verts'].astype(np.float32)
        poly_mesh.edges = polynpz['edges'].astype(np.uint32)
    else:
        poly_mesh = None

    # pers_mesh_path = os.path.join(seq, 'persistent_mesh.npz')
    # pers_mesh = load_mesh(pers_mesh_path)

    campath = os.path.join(seq, 'animation.py')
    Rs, ts = IO.import_blender_cam(campath)

    # Grab frame info
    inds = data['inds']
    frames = cloud.frames[inds]

    render_out = os.path.join(seq, 'animate')
    Util.try_mkdir(render_out)

    F = len(Rs)
    N = len(frames)

    print("Loaded", frames.max())

    end_frame = 0

    for f in range(0, F, 10):
        print("Frame:", f)
        # R = cloud.Rs[f]
        # t = cloud.ts[f]
        R = Rs[f].astype(np.float32)
        t = ts[f].astype(np.float32)

        while end_frame < N and frames[end_frame] < f:
            end_frame += 1

        occl_mesh.edges = edges[:end_frame]

        im[:] = 255
        if len(occl_mesh.edges) > 0:
            t0 = time.time()
            render_frame(im, obj_mesh, occl_mesh, None, R, t, cam)
            print("Render time: {} ms".format( int((time.time() - t0)*1000) ))

        # time.sleep(0.005)

        fig.set('ax.im', binary=im)
        out = os.path.join(render_out, 'frame_{:05d}.png'.format(f))
        IO.imwrite(out, im)
コード例 #3
0
def test_render_seq(seq, sub, dopoly):
    import pynutmeg
    import time
    import os
    import RayCloud

    fig = pynutmeg.figure('cube', 'figs/imshow.qml')

    W, H = 1920, 1080
    im = empty((H, W, 3), np.uint8)
    cam = Geom.cam_params(29.97, W, H, 35)  # Blender defaults
    cam = cam.astype(np.float32)

    print("Loading data")
    cloud = RayCloud.load(os.path.join(seq, sub))

    mesh_path = os.path.join(seq, 'occlusion_mesh.npz')
    occl_mesh = load_mesh(mesh_path)
    ply_path = os.path.join(seq, 'model.ply')
    if os.path.exists(ply_path):
        obj_mesh = from_ply(ply_path)
    else:
        obj_mesh = Mesh()

    if dopoly:
        poly_data = os.path.join(seq, sub, 'poly_data.npz')
        polynpz = np.load(poly_data)
        poly_mesh = Mesh()
        poly_mesh.verts = polynpz['verts'].astype(np.float32)
        poly_mesh.edges = polynpz['edges'].astype(np.uint32)
    else:
        poly_mesh = None

    pers_mesh_path = os.path.join(seq, 'persistent_mesh.npz')
    pers_mesh = load_mesh(pers_mesh_path)

    campath = os.path.join(seq, 'render.py')
    Rs, ts = IO.import_blender_cam(campath)

    render_out = os.path.join(seq, 'render')
    Util.try_mkdir(render_out)

    F = min(3, len(Rs))

    print("Loaded")

    for f in range(F):
        print("Frame:", f)
        # R = cloud.Rs[f]
        # t = cloud.ts[f]
        R = Rs[f].astype(np.float32)
        t = ts[f].astype(np.float32)

        im[:] = 255
        t0 = time.time()
        render_frame(im, obj_mesh, occl_mesh, None, R, t, cam)
        print("dt:", (time.time() - t0)*1000)

        # time.sleep(0.005)

        fig.set('ax.im', binary=im)
        out = os.path.join(render_out, 'frame_{}.png'.format(f))
        IO.imwrite(out, im)

        im[:] = 255
        t0 = time.time()
        render_frame(im, obj_mesh, pers_mesh, poly_mesh, R, t, cam, color=np.r_[255, 82, 82], poly_color=np.r_[0,0,0])
        print("dt:", (time.time() - t0)*1000)

        fig.set('ax.im', binary=im)
        out = os.path.join(render_out, 'frame_pers_{}.png'.format(f))
        IO.imwrite(out, im)