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| 1 // Copyright 2014 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "ui/ozone/platform/dri/gbm_buffer.h" | |
| 6 | |
| 7 #include <gbm.h> | |
| 8 | |
| 9 #include "base/logging.h" | |
| 10 | |
| 11 namespace ui { | |
| 12 | |
| 13 namespace { | |
| 14 | |
| 15 int GetGbmFormatFromBufferFormat(SurfaceFactoryOzone::BufferFormat fmt) { | |
| 16 switch (fmt) { | |
| 17 case SurfaceFactoryOzone::RGBA_8888: | |
| 18 return GBM_BO_FORMAT_ARGB8888; | |
| 19 case SurfaceFactoryOzone::RGBX_8888: | |
| 20 return GBM_BO_FORMAT_XRGB8888; | |
| 21 default: | |
| 22 NOTREACHED(); | |
| 23 return 0; | |
| 24 } | |
| 25 } | |
| 26 | |
| 27 } // namespace | |
| 28 | |
| 29 GbmBuffer::GbmBuffer(DriWrapper* dri, gbm_bo* bo, bool scanout) | |
| 30 : GbmBufferBase(dri, bo, scanout) { | |
| 31 } | |
| 32 | |
| 33 GbmBuffer::~GbmBuffer() { | |
| 34 if (bo()) | |
| 35 gbm_bo_destroy(bo()); | |
| 36 } | |
| 37 | |
| 38 // static | |
| 39 scoped_refptr<GbmBuffer> GbmBuffer::CreateBuffer( | |
| 40 DriWrapper* dri, | |
| 41 gbm_device* device, | |
| 42 SurfaceFactoryOzone::BufferFormat format, | |
| 43 const gfx::Size& size, | |
| 44 bool scanout) { | |
| 45 unsigned flags = GBM_BO_USE_RENDERING; | |
| 46 if (scanout) | |
| 47 flags |= GBM_BO_USE_SCANOUT; | |
| 48 gbm_bo* bo = gbm_bo_create(device, | |
| 49 size.width(), | |
| 50 size.height(), | |
| 51 GetGbmFormatFromBufferFormat(format), | |
| 52 flags); | |
| 53 if (!bo) | |
| 54 return NULL; | |
| 55 | |
| 56 scoped_refptr<GbmBuffer> buffer(new GbmBuffer(dri, bo, scanout)); | |
| 57 if (scanout && !buffer->GetFramebufferId()) | |
| 58 return NULL; | |
| 59 | |
| 60 return buffer; | |
| 61 } | |
| 62 | |
| 63 GbmPixmap::GbmPixmap(scoped_refptr<GbmBuffer> buffer) : buffer_(buffer) { | |
| 64 } | |
| 65 | |
| 66 GbmPixmap::~GbmPixmap() { | |
| 67 } | |
| 68 | |
| 69 void* GbmPixmap::GetEGLClientBuffer() { | |
| 70 return buffer_->bo(); | |
| 71 } | |
| 72 | |
| 73 int GbmPixmap::GetDmaBufFd() { | |
| 74 return -1; | |
| 75 } | |
| 76 | |
| 77 int GbmPixmap::GetDmaBufPitch() { | |
| 78 return -1; | |
| 79 } | |
| 80 | |
| 81 } // namespace ui | |
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