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91 lines
2.1 KiB
91 lines
2.1 KiB
#!/usr/bin/python3
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import pykms
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import time
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import random
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import argparse
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def plane_commit(card, crtc, plane, fb, x, y, w, h) :
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req = pykms.AtomicReq(card)
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req.add_plane(plane, fb, crtc, None, (x, y, w, h))
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r = req.commit_sync()
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assert r == 0, "Plane commit failed: %d" % r
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parser = argparse.ArgumentParser(description='Simple scaling stress test.')
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parser.add_argument('--plane', '-p', dest='plane', default="",
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required=False, help='plane number to use')
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parser.add_argument('--connector', '-c', dest='connector', default="",
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required=False, help='connector to output')
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args = parser.parse_args()
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card = pykms.Card()
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res = pykms.ResourceManager(card)
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conn = res.reserve_connector(args.connector)
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crtc = res.reserve_crtc(conn)
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format = pykms.PixelFormat.NV12
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if args.plane == "":
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plane = res.reserve_generic_plane(crtc, format)
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else:
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plane = card.planes[int(args.plane)]
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mode = conn.get_default_mode()
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modeb = mode.to_blob(card)
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req = pykms.AtomicReq(card)
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req.add(conn, "CRTC_ID", crtc.id)
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req.add(crtc, {"ACTIVE": 1,
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"MODE_ID": modeb.id})
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r = req.commit_sync(allow_modeset = True)
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assert r == 0, "Initial commit failed: %d" % r
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# Initialize framebuffer for the scaled plane
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fbX = 1920
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fbY = 1080
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fb = pykms.DumbFramebuffer(card, fbX, fbY, format);
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pykms.draw_test_pattern(fb);
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# max downscale.
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# The values bellow are for DSS5. For DSS7 use 64 for both.
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max_downscale_x=5
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max_downscale_y=8
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# Plane's initial scaled size
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W = 640
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H = 480
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# Plane's initial position
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X = 0
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Y = 0
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# initialize increments
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Winc = 1
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Hinc = 1
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Xinc = 1
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Yinc = 1
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while True:
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print("+%d+%d %dx%d" % (X, Y, W, H))
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plane_commit(card, crtc, plane, fb, X, Y, W, H)
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W = W + Winc
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H = H + Hinc
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if (Winc == 1 and W >= mode.hdisplay - X):
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Winc = -1
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if (Winc == -1 and W <= fbX/max_downscale_x):
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Winc = 1
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if (Hinc == 1 and H >= mode.vdisplay - Y):
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Hinc = -1
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if (Hinc == -1 and H <= fbY/max_downscale_y):
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Hinc = 1
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X = X + Xinc
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Y = Y + Yinc
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if (Xinc == 1 and X >= mode.hdisplay - W):
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Xinc = -1
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if (Xinc == -1 and X <= 0):
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Xinc = 1
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if (Yinc == 1 and Y >= mode.vdisplay - H):
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Yinc = -1
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if (Yinc == -1 and Y <= 0):
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Yinc = 1
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