From 3c6ea25bcfafc513560c9e8a4baaf211bec2750c Mon Sep 17 00:00:00 2001 From: Tomi Valkeinen Date: Sat, 11 Jun 2016 22:39:24 +0300 Subject: kms++util: split to subdirs --- kms++util/src/extcpuframebuffer.cpp | 49 +++++++++++++++++++++++++++++++++++++ 1 file changed, 49 insertions(+) create mode 100644 kms++util/src/extcpuframebuffer.cpp (limited to 'kms++util/src/extcpuframebuffer.cpp') diff --git a/kms++util/src/extcpuframebuffer.cpp b/kms++util/src/extcpuframebuffer.cpp new file mode 100644 index 0000000..232c778 --- /dev/null +++ b/kms++util/src/extcpuframebuffer.cpp @@ -0,0 +1,49 @@ + +#include + +using namespace std; + +namespace kms +{ + +ExtCPUFramebuffer::ExtCPUFramebuffer(uint32_t width, uint32_t height, PixelFormat format, + uint8_t* buffer, uint32_t pitch) + : m_width(width), m_height(height), m_format(format) +{ + const PixelFormatInfo& format_info = get_pixel_format_info(m_format); + + m_num_planes = format_info.num_planes; + + ASSERT(m_num_planes == 1); + + const PixelFormatPlaneInfo& pi = format_info.planes[0]; + FramebufferPlane& plane = m_planes[0]; + + plane.stride = pitch; + plane.size = plane.stride * height / pi.ysub; + plane.map = buffer; +} + +ExtCPUFramebuffer::ExtCPUFramebuffer(uint32_t width, uint32_t height, PixelFormat format, + uint8_t* buffers[4], uint32_t pitches[4]) + : m_width(width), m_height(height), m_format(format) +{ + const PixelFormatInfo& format_info = get_pixel_format_info(m_format); + + m_num_planes = format_info.num_planes; + + for (unsigned i = 0; i < format_info.num_planes; ++i) { + const PixelFormatPlaneInfo& pi = format_info.planes[i]; + FramebufferPlane& plane = m_planes[i]; + + plane.stride = pitches[i]; + plane.size = plane.stride * height / pi.ysub; + plane.map = buffers[i]; + } +} + +ExtCPUFramebuffer::~ExtCPUFramebuffer() +{ +} + +} -- cgit v1.2.3