Lines Matching full:framebuffer

46 to get and set the framebuffer parameters for a
66 struct :c:type:`v4l2_framebuffer`. Since the framebuffer is
70 framebuffer parameters as :ref:`VIDIOC_G_FBUF <VIDIOC_G_FBUF>` does, or it returns an error
76 the overlay and returns the framebuffer parameters as :ref:`VIDIOC_G_FBUF <VIDIOC_G_FBUF>`
101 	:ref:`framebuffer-cap`.
106 	:ref:`framebuffer-flags`
110       - Physical base address of the framebuffer, that is the address of
111 	the pixel in the top left corner of the framebuffer. [#f1]_
120 	find the corresponding Linux framebuffer device (see
137       - The pixel format of the framebuffer.
206 	Together with ``base`` it defines the framebuffer memory
250 	the framebuffer or VGA signal. Alpha blending makes no sense for
259 	channel of the framebuffer or VGA signal. Alpha blending makes no
264 	chroma-key colors are replaced by framebuffer pixels, which is
281       - The framebuffer is the primary graphics surface. In other words,
288 	will set the initial overlay size to cover the full framebuffer
297 	relative to the top-left corner of the framebuffer and restricted
298 	to the size of the framebuffer. If it is cleared, then the video
312       - Use the alpha channel of the framebuffer to clip or blend
313 	framebuffer pixels with video images. The blend function is:
314 	output = framebuffer pixel * alpha + video pixel * (1 - alpha).
315 	The actual alpha depth depends on the framebuffer pixel format.
318       - Use a global alpha value to blend the framebuffer with video
319 	images. The blend function is: output = (framebuffer pixel * alpha
328 	framebuffer to clip or blend framebuffer pixels with video images,
330 	framebuffer pixel * (1 - alpha) + video pixel * alpha. The actual
331 	alpha depth depends on the framebuffer pixel format.