xref: /aosp_15_r20/external/libkmsxx/kms++util/src/extcpuframebuffer.cpp (revision f0687c8a10b3e371dbe09214db6664e37c283cca)
1*f0687c8aSRaman Tenneti 
2*f0687c8aSRaman Tenneti #include <kms++util/kms++util.h>
3*f0687c8aSRaman Tenneti 
4*f0687c8aSRaman Tenneti using namespace std;
5*f0687c8aSRaman Tenneti 
6*f0687c8aSRaman Tenneti namespace kms
7*f0687c8aSRaman Tenneti {
ExtCPUFramebuffer(uint32_t width,uint32_t height,PixelFormat format,uint8_t * buffer,uint32_t size,uint32_t pitch,uint32_t offset)8*f0687c8aSRaman Tenneti ExtCPUFramebuffer::ExtCPUFramebuffer(uint32_t width, uint32_t height, PixelFormat format,
9*f0687c8aSRaman Tenneti 				     uint8_t* buffer, uint32_t size, uint32_t pitch, uint32_t offset)
10*f0687c8aSRaman Tenneti 	: m_width(width), m_height(height), m_format(format)
11*f0687c8aSRaman Tenneti {
12*f0687c8aSRaman Tenneti 	const PixelFormatInfo& format_info = get_pixel_format_info(m_format);
13*f0687c8aSRaman Tenneti 
14*f0687c8aSRaman Tenneti 	m_num_planes = format_info.num_planes;
15*f0687c8aSRaman Tenneti 
16*f0687c8aSRaman Tenneti 	ASSERT(m_num_planes == 1);
17*f0687c8aSRaman Tenneti 
18*f0687c8aSRaman Tenneti 	FramebufferPlane& plane = m_planes[0];
19*f0687c8aSRaman Tenneti 
20*f0687c8aSRaman Tenneti 	plane.stride = pitch;
21*f0687c8aSRaman Tenneti 	plane.size = size;
22*f0687c8aSRaman Tenneti 	plane.offset = offset;
23*f0687c8aSRaman Tenneti 	plane.map = buffer;
24*f0687c8aSRaman Tenneti }
25*f0687c8aSRaman Tenneti 
ExtCPUFramebuffer(uint32_t width,uint32_t height,PixelFormat format,uint8_t * buffers[4],uint32_t sizes[4],uint32_t pitches[4],uint32_t offsets[4])26*f0687c8aSRaman Tenneti ExtCPUFramebuffer::ExtCPUFramebuffer(uint32_t width, uint32_t height, PixelFormat format,
27*f0687c8aSRaman Tenneti 				     uint8_t* buffers[4], uint32_t sizes[4], uint32_t pitches[4], uint32_t offsets[4])
28*f0687c8aSRaman Tenneti 	: m_width(width), m_height(height), m_format(format)
29*f0687c8aSRaman Tenneti {
30*f0687c8aSRaman Tenneti 	const PixelFormatInfo& format_info = get_pixel_format_info(m_format);
31*f0687c8aSRaman Tenneti 
32*f0687c8aSRaman Tenneti 	m_num_planes = format_info.num_planes;
33*f0687c8aSRaman Tenneti 
34*f0687c8aSRaman Tenneti 	for (unsigned i = 0; i < format_info.num_planes; ++i) {
35*f0687c8aSRaman Tenneti 		FramebufferPlane& plane = m_planes[i];
36*f0687c8aSRaman Tenneti 
37*f0687c8aSRaman Tenneti 		plane.stride = pitches[i];
38*f0687c8aSRaman Tenneti 		plane.size = sizes[i];
39*f0687c8aSRaman Tenneti 		plane.offset = offsets[i];
40*f0687c8aSRaman Tenneti 		plane.map = buffers[i];
41*f0687c8aSRaman Tenneti 	}
42*f0687c8aSRaman Tenneti }
43*f0687c8aSRaman Tenneti 
~ExtCPUFramebuffer()44*f0687c8aSRaman Tenneti ExtCPUFramebuffer::~ExtCPUFramebuffer()
45*f0687c8aSRaman Tenneti {
46*f0687c8aSRaman Tenneti }
47*f0687c8aSRaman Tenneti 
48*f0687c8aSRaman Tenneti } // namespace kms
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