/*
|
* drm_bo_buffer.h - drm bo buffer
|
*
|
* Copyright (c) 2015 Intel Corporation
|
*
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
* you may not use this file except in compliance with the License.
|
* You may obtain a copy of the License at
|
*
|
* http://www.apache.org/licenses/LICENSE-2.0
|
*
|
* Unless required by applicable law or agreed to in writing, software
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
* See the License for the specific language governing permissions and
|
* limitations under the License.
|
*
|
* Author: Wind Yuan <feng.yuan@intel.com>
|
*/
|
#ifndef XCAM_DRM_BO_BUFFER_H
|
#define XCAM_DRM_BO_BUFFER_H
|
|
#include <xcam_std.h>
|
#include <safe_list.h>
|
#include <xcam_mutex.h>
|
#include <buffer_pool.h>
|
#include <drm_display.h>
|
#include <swapped_buffer.h>
|
|
namespace XCam {
|
|
class DrmBoBufferPool;
|
class X3aStats;
|
|
class DrmBoData
|
: public BufferData
|
{
|
friend class DrmDisplay;
|
|
public:
|
~DrmBoData ();
|
drm_intel_bo *get_bo () {
|
return _bo;
|
}
|
|
//derived from BufferData
|
virtual uint8_t *map ();
|
virtual bool unmap ();
|
virtual int get_fd ();
|
|
protected:
|
explicit DrmBoData (SmartPtr<DrmDisplay> &display, drm_intel_bo *bo);
|
|
bool set_prime_fd (int fd, bool need_close);
|
|
private:
|
XCAM_DEAD_COPY (DrmBoData);
|
|
private:
|
SmartPtr<DrmDisplay> _display;
|
drm_intel_bo *_bo;
|
uint8_t *_buf;
|
int _prime_fd;
|
bool _need_close_fd;
|
};
|
|
class DrmBoBuffer
|
: public virtual BufferProxy
|
, public SwappedBuffer
|
{
|
friend class DrmBoBufferPool;
|
friend class DrmDisplay;
|
|
public:
|
virtual ~DrmBoBuffer () {}
|
drm_intel_bo *get_bo ();
|
|
SmartPtr<X3aStats> find_3a_stats ();
|
|
protected:
|
DrmBoBuffer (const VideoBufferInfo &info, const SmartPtr<DrmBoData> &data);
|
|
//derived from SwappedBuffer
|
virtual SmartPtr<SwappedBuffer> create_new_swap_buffer (
|
const VideoBufferInfo &info, SmartPtr<BufferData> &data);
|
|
XCAM_DEAD_COPY (DrmBoBuffer);
|
};
|
|
class DrmBoBufferPool
|
: public BufferPool
|
{
|
friend class DrmBoBuffer;
|
|
public:
|
explicit DrmBoBufferPool (SmartPtr<DrmDisplay> &display);
|
~DrmBoBufferPool ();
|
|
// **** MUST be set before set_video_info ****
|
void set_swap_flags (uint32_t flags, uint32_t init_order) {
|
_swap_flags = flags;
|
_swap_init_order = init_order;
|
}
|
uint32_t get_swap_flags () const {
|
return _swap_flags;
|
}
|
|
bool update_swap_init_order (uint32_t init_order);
|
|
SmartPtr<DrmDisplay> &get_drm_display () {
|
return _display;
|
}
|
|
protected:
|
// derived from BufferPool
|
virtual bool fixate_video_info (VideoBufferInfo &info);
|
virtual SmartPtr<BufferData> allocate_data (const VideoBufferInfo &buffer_info);
|
virtual SmartPtr<BufferProxy> create_buffer_from_data (SmartPtr<BufferData> &data);
|
|
bool init_swap_order (VideoBufferInfo &info);
|
|
private:
|
XCAM_DEAD_COPY (DrmBoBufferPool);
|
|
protected:
|
uint32_t _swap_flags;
|
uint32_t _swap_init_order;
|
uint32_t _swap_offsets[XCAM_VIDEO_MAX_COMPONENTS * 2];
|
|
private:
|
SmartPtr<DrmDisplay> _display;
|
};
|
|
};
|
|
#endif //XCAM_DRM_BO_BUFFER_H
|
