xbmc/windowing/gbm/drm/DRMPlane.h

   1 /*
   2  *  Copyright (C) 2005-2020 Team Kodi
   3  *  This file is part of Kodi - https://kodi.tv
   4  *
   5  *  SPDX-License-Identifier: GPL-2.0-or-later
   6  *  See LICENSES/README.md for more information.
   7  */
   8
   9 #pragma once
  10
  11 #include "DRMObject.h"
  12
  13 #include <map>
  14
  15 #include <drm_fourcc.h>
  16
  17 namespace KODI
  18 {
  19 namespace WINDOWING
  20 {
  21 namespace GBM
  22 {
  23
  24 class CDRMPlane : public CDRMObject
  25 {
  26 public:
  27   explicit CDRMPlane(int fd, uint32_t plane);
  28   CDRMPlane(const CDRMPlane&) = delete;
  29   CDRMPlane& operator=(const CDRMPlane&) = delete;
  30   ~CDRMPlane() = default;
  31
  32   uint32_t GetPlaneId() const { return m_plane->plane_id; }
  33   uint32_t GetPossibleCrtcs() const { return m_plane->possible_crtcs; }
  34
  35   void FindModifiers();
  36
  37   void SetFormat(const uint32_t newFormat) { m_format = newFormat; }
  38   uint32_t GetFormat() const { return m_format; }
  39   std::vector<uint64_t>& GetModifiersForFormat(uint32_t format) { return m_modifiers_map[format]; }
  40
  41   bool SupportsFormat(uint32_t format);
  42   bool SupportsFormatAndModifier(uint32_t format, uint64_t modifier);
  43
  44 private:
  45   struct DrmModePlaneDeleter
  46   {
  47     void operator()(drmModePlane* p) { drmModeFreePlane(p); }
  48   };
  49
  50   std::unique_ptr<drmModePlane, DrmModePlaneDeleter> m_plane;
  51
  52   std::map<uint32_t, std::vector<uint64_t>> m_modifiers_map;
  53   uint32_t m_format{DRM_FORMAT_XRGB8888};
  54 };
  55
  56 } // namespace GBM
  57 } // namespace WINDOWING
  58 } // namespace KODI