mirror of
https://github.com/thead-yocto-mirror/gfx-examples
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67 lines
2.1 KiB
C
67 lines
2.1 KiB
C
/*
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* DRM based mode setting test program
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* Copyright 2008 Tungsten Graphics
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* Jakob Bornecrantz <jakob@tungstengraphics.com>
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* Copyright 2008 Intel Corporation
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* Jesse Barnes <jesse.barnes@intel.com>
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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* IN THE SOFTWARE.
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*/
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#ifndef __BUFFERS_H__
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#define __BUFFERS_H__
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#define FORMAT_MAX_PLANES 4
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struct fb_buffer {
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struct wl_buffer *buffer;
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struct bo *bo;
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void *buf_vma;
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bool busy;
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};
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struct shm_buffer {
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struct wl_buffer *buffer;
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struct wl_shm *wl_shm;
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void *buf_vma;
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int fd;
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bool busy;
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};
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struct bo {
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int fd;
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void *ptr;
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size_t size;
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size_t offset;
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size_t pitch;
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unsigned handle;
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};
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int allocate_shm_file(size_t size);
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int fill_with_raw(FILE *fp, uint32_t width, uint32_t height, uint8_t *data);
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int bo_map(struct bo *bo, void **out);
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void bo_unmap(struct bo *bo);
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struct bo *bo_create(int fd, unsigned int format, unsigned int width,
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unsigned int height, unsigned int handles[4],
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unsigned int pitches[4], unsigned int offsets[4]);
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void bo_destroy(struct bo *bo);
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#endif
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