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| 1 // Copyright (c) 2012 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 "content/common/gpu/stream_texture_manager_android.h" | |
| 6 | |
| 7 #include "base/bind.h" | |
| 8 #include "content/common/gpu/gpu_channel.h" | |
| 9 #include "content/common/gpu/gpu_messages.h" | |
| 10 #include "gpu/command_buffer/service/stream_texture.h" | |
| 11 #include "ui/gfx/size.h" | |
| 12 #include "ui/gl/android/surface_texture_bridge.h" | |
| 13 #include "ui/gl/gl_bindings.h" | |
| 14 | |
| 15 namespace content { | |
| 16 | |
| 17 StreamTextureManagerAndroid::StreamTextureAndroid::StreamTextureAndroid( | |
| 18 GpuChannel* channel, int service_id) | |
| 19 : surface_texture_bridge_(new gfx::SurfaceTextureBridge(service_id)), | |
| 20 size_(0, 0), | |
| 21 has_updated_(false), | |
| 22 channel_(channel) { | |
| 23 memset(current_matrix_, 0, sizeof(current_matrix_)); | |
| 24 } | |
| 25 | |
| 26 StreamTextureManagerAndroid::StreamTextureAndroid::~StreamTextureAndroid() { | |
| 27 } | |
| 28 | |
| 29 void StreamTextureManagerAndroid::StreamTextureAndroid::Update() { | |
| 30 GLint texture_id = 0; | |
| 31 glGetIntegerv(GL_TEXTURE_BINDING_EXTERNAL_OES, &texture_id); | |
| 32 surface_texture_bridge_->UpdateTexImage(); | |
| 33 glBindTexture(GL_TEXTURE_EXTERNAL_OES, texture_id); | |
| 34 if (matrix_callback_.is_null()) | |
| 35 return; | |
| 36 | |
| 37 float mtx[16]; | |
| 38 surface_texture_bridge_->GetTransformMatrix(mtx); | |
| 39 | |
| 40 // Only query the matrix once we have bound a valid frame. | |
| 41 if (has_updated_ && memcmp(current_matrix_, mtx, sizeof(mtx)) != 0) { | |
| 42 memcpy(current_matrix_, mtx, sizeof(mtx)); | |
| 43 | |
| 44 GpuStreamTextureMsg_MatrixChanged_Params params; | |
| 45 memcpy(¶ms.m00, mtx, sizeof(mtx)); | |
| 46 matrix_callback_.Run(params); | |
| 47 } | |
| 48 } | |
| 49 | |
| 50 void StreamTextureManagerAndroid::StreamTextureAndroid::OnFrameAvailable( | |
| 51 int route_id) { | |
| 52 has_updated_ = true; | |
| 53 channel_->Send(new GpuStreamTextureMsg_FrameAvailable(route_id)); | |
| 54 } | |
| 55 | |
| 56 gfx::Size StreamTextureManagerAndroid::StreamTextureAndroid::GetSize() { | |
| 57 return size_; | |
| 58 } | |
| 59 | |
| 60 StreamTextureManagerAndroid::StreamTextureManagerAndroid( | |
| 61 GpuChannel* channel) | |
| 62 : channel_(channel) { | |
| 63 } | |
| 64 | |
| 65 StreamTextureManagerAndroid::~StreamTextureManagerAndroid() { | |
| 66 DCHECK(textures_.size() == textures_from_service_id_.size()); | |
| 67 if (!textures_.IsEmpty()) | |
| 68 LOG(WARNING) << "Undestroyed surface textures while closing GPU channel."; | |
| 69 } | |
| 70 | |
| 71 GLuint StreamTextureManagerAndroid::CreateStreamTexture(uint32 service_id, | |
| 72 uint32 client_id) { | |
| 73 // service_id: the actual GL texture name | |
| 74 // client_id: texture name given to the client in the renderer (unused here) | |
| 75 // The return value here is what glCreateStreamTextureCHROMIUM() will return | |
| 76 // to identify the stream (i.e. surface texture). | |
| 77 StreamTextureAndroid* texture = new StreamTextureAndroid( | |
| 78 channel_, service_id); | |
| 79 textures_from_service_id_.AddWithID(texture, service_id); | |
| 80 return textures_.Add(texture); | |
| 81 } | |
| 82 | |
| 83 void StreamTextureManagerAndroid::DestroyStreamTexture(uint32 service_id) { | |
| 84 gpu::StreamTexture* texture = textures_from_service_id_.Lookup(service_id); | |
| 85 if (texture) { | |
| 86 textures_from_service_id_.Remove(service_id); | |
| 87 | |
| 88 for (TextureMap::Iterator<StreamTextureAndroid> it(&textures_); | |
| 89 !it.IsAtEnd(); it.Advance()) { | |
| 90 if (it.GetCurrentValue() == texture) { | |
| 91 textures_.Remove(it.GetCurrentKey()); | |
| 92 break; | |
| 93 } | |
| 94 } | |
| 95 } | |
| 96 } | |
| 97 | |
| 98 gpu::StreamTexture* StreamTextureManagerAndroid::LookupStreamTexture( | |
| 99 uint32 service_id) { | |
| 100 return textures_from_service_id_.Lookup(service_id); | |
| 101 } | |
| 102 | |
| 103 void StreamTextureManagerAndroid::SendMatrixChanged( | |
| 104 int route_id, | |
| 105 const GpuStreamTextureMsg_MatrixChanged_Params& params) { | |
| 106 channel_->Send(new GpuStreamTextureMsg_MatrixChanged(route_id, params)); | |
| 107 } | |
| 108 | |
| 109 void StreamTextureManagerAndroid::RegisterStreamTextureProxy( | |
| 110 int32 stream_id, int32 route_id) { | |
| 111 StreamTextureAndroid* stream_texture = textures_.Lookup(stream_id); | |
| 112 if (stream_texture) { | |
| 113 // TODO(sievers): Post from binder thread to IO thread directly. | |
| 114 base::Closure frame_cb = base::Bind( | |
| 115 &StreamTextureAndroid::OnFrameAvailable, | |
| 116 stream_texture->AsWeakPtr(), | |
| 117 route_id); | |
| 118 StreamTextureAndroid::MatrixChangedCB matrix_cb = base::Bind( | |
| 119 &StreamTextureManagerAndroid::SendMatrixChanged, | |
| 120 base::Unretained(this), | |
| 121 route_id); | |
| 122 stream_texture->set_matrix_changed_callback(matrix_cb); | |
| 123 stream_texture->surface_texture_bridge()->SetFrameAvailableCallback( | |
| 124 frame_cb); | |
| 125 } | |
| 126 } | |
| 127 | |
| 128 void StreamTextureManagerAndroid::EstablishStreamTexture( | |
| 129 int32 stream_id, int32 primary_id, int32 secondary_id) { | |
| 130 StreamTextureAndroid* stream_texture = textures_.Lookup(stream_id); | |
| 131 base::ProcessHandle process = channel_->renderer_pid(); | |
| 132 | |
| 133 if (stream_texture) { | |
| 134 SurfaceTexturePeer::GetInstance()->EstablishSurfaceTexturePeer( | |
| 135 process, | |
| 136 stream_texture->surface_texture_bridge(), | |
| 137 primary_id, | |
| 138 secondary_id); | |
| 139 } | |
| 140 } | |
| 141 | |
| 142 void StreamTextureManagerAndroid::SetStreamTextureSize( | |
| 143 int32 stream_id, const gfx::Size& size) { | |
| 144 StreamTextureAndroid* stream_texture = textures_.Lookup(stream_id); | |
| 145 if (stream_texture) | |
| 146 stream_texture->SetSize(size); | |
| 147 } | |
| 148 | |
| 149 } // namespace content | |
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Chromium Code Reviews
Issue 22824009:
Remove StreamTextureManager (Closed)
Base URL: svn://svn.chromium.org/chrome/trunk/src