Lines Matching full:framebuffer

39 to get and set the framebuffer parameters for a
62 :c:type:`v4l2_framebuffer`. Since the framebuffer is
66 framebuffer parameters as :ref:`VIDIOC_G_FBUF <VIDIOC_G_FBUF>` does, or it returns an error
72 the overlay and returns the framebuffer parameters as :ref:`VIDIOC_G_FBUF <VIDIOC_G_FBUF>`
90 	:ref:`framebuffer-cap`.
95 	:ref:`framebuffer-flags`
99       - Physical base address of the framebuffer, that is the address of
100 	the pixel in the top left corner of the framebuffer.
105 	find the corresponding Linux framebuffer device (see
123       - The pixel format of the framebuffer.
183 	Together with ``base`` it defines the framebuffer memory
228 	the framebuffer or VGA signal. Alpha blending makes no sense for
237 	channel of the framebuffer or VGA signal. Alpha blending makes no
242 	chroma-key colors are replaced by framebuffer pixels, which is
258       - The framebuffer is the primary graphics surface. In other words,
265 	will set the initial overlay size to cover the full framebuffer
274 	relative to the top-left corner of the framebuffer and restricted
275 	to the size of the framebuffer. If it is cleared, then the video
289       - Use the alpha channel of the framebuffer to clip or blend
290 	framebuffer pixels with video images. The blend function is:
291 	output = framebuffer pixel * alpha + video pixel * (1 - alpha).
292 	The actual alpha depth depends on the framebuffer pixel format.
295       - Use a global alpha value to blend the framebuffer with video
296 	images. The blend function is: output = (framebuffer pixel * alpha
305 	framebuffer to clip or blend framebuffer pixels with video images,
307 	framebuffer pixel * (1 - alpha) + video pixel * alpha. The actual
308 	alpha depth depends on the framebuffer pixel format.