libkmsxx: Add Android.bp file to build with AOSP
[android/external-libkmsxx.git] / kms++util / src / cpuframebuffer.cpp
1 #include <map>
3 #include <kms++util/cpuframebuffer.h>
5 using namespace std;
7 namespace kms {
9 CPUFramebuffer::CPUFramebuffer(uint32_t width, uint32_t height, PixelFormat format)
10         : m_width(width), m_height(height), m_format(format)
11 {
12         const PixelFormatInfo& format_info = get_pixel_format_info(m_format);
14         m_num_planes = format_info.num_planes;
16         for (unsigned i = 0; i < format_info.num_planes; ++i) {
17                 const PixelFormatPlaneInfo& pi = format_info.planes[i];
18                 FramebufferPlane& plane = m_planes[i];
20                 plane.stride = width * pi.bitspp / 8;
21                 plane.size = plane.stride * height/ pi.ysub;
22                 plane.offset = 0;
23                 plane.map = new uint8_t[plane.size];
24         }
25 }
27 CPUFramebuffer::~CPUFramebuffer()
28 {
29         for (unsigned i = 0; i < m_num_planes; ++i) {
30                 FramebufferPlane& plane = m_planes[i];
32                 delete plane.map;
33         }
34 }
36 }