diff options
Diffstat (limited to 'kms++/inc/kms++/dmabufframebuffer.h')
-rw-r--r-- | kms++/inc/kms++/dmabufframebuffer.h | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/kms++/inc/kms++/dmabufframebuffer.h b/kms++/inc/kms++/dmabufframebuffer.h new file mode 100644 index 0000000..494aa97 --- /dev/null +++ b/kms++/inc/kms++/dmabufframebuffer.h @@ -0,0 +1,46 @@ +#pragma once + +#include "framebuffer.h" +#include "pixelformats.h" +#include <vector> + +namespace kms +{ + +class DmabufFramebuffer : public Framebuffer +{ +public: + DmabufFramebuffer(Card& card, uint32_t width, uint32_t height, PixelFormat format, + std::vector<int> fds, std::vector<uint32_t> pitches, std::vector<uint32_t> offsets); + virtual ~DmabufFramebuffer(); + + uint32_t width() const { return Framebuffer::width(); } + uint32_t height() const { return Framebuffer::height(); } + + PixelFormat format() const { return m_format; } + unsigned num_planes() const { return m_num_planes; } + + uint32_t handle(unsigned plane) const { return m_planes[plane].handle; } + uint32_t stride(unsigned plane) const { return m_planes[plane].stride; } + uint32_t size(unsigned plane) const { return m_planes[plane].size; } + uint32_t offset(unsigned plane) const { return m_planes[plane].offset; } + uint8_t* map(unsigned plane); + int prime_fd(unsigned plane); + +private: + struct FramebufferPlane { + uint32_t handle; + int prime_fd; + uint32_t size; + uint32_t stride; + uint32_t offset; + uint8_t *map; + }; + + unsigned m_num_planes; + struct FramebufferPlane m_planes[4]; + + PixelFormat m_format; +}; + +} |