2 * Copyright (c) 2017 Samsung Electronics Co., Ltd.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
20 #include <dali/internal/graphics/common/egl-image-extensions.h>
23 #if DALI_GLES_VERSION >= 30
24 #include <GLES3/gl3.h>
27 #include <GLES2/gl2.h>
28 #endif // DALI_GLES_VERSION >= 30
30 #include <GLES2/gl2ext.h>
32 #include <EGL/eglext.h>
34 #include <dali/integration-api/debug.h>
37 #include <dali/internal/graphics/gles/egl-implementation.h>
39 // TBM surface support
40 #ifndef EGL_NATIVE_SURFACE_TIZEN
41 #define EGL_NATIVE_SURFACE_TIZEN 0x32A1
46 // function pointers assigned in InitializeEglImageKHR
47 PFNEGLCREATEIMAGEKHRPROC eglCreateImageKHRProc = 0;
48 PFNEGLDESTROYIMAGEKHRPROC eglDestroyImageKHRProc = 0;
49 PFNGLEGLIMAGETARGETTEXTURE2DOESPROC glEGLImageTargetTexture2DOESProc = 0;
50 } // unnamed namespace
62 EglImageExtensions::EglImageExtensions(EglImplementation* eglImpl)
63 : mEglImplementation(eglImpl),
64 mImageKHRInitialized(false),
65 mImageKHRInitializeFailed(false)
67 DALI_ASSERT_ALWAYS( eglImpl && "EGL Implementation not instantiated" );
70 EglImageExtensions::~EglImageExtensions()
74 void* EglImageExtensions::CreateImageKHR(EGLClientBuffer clientBuffer)
76 if (mImageKHRInitialized == false)
78 InitializeEglImageKHR();
81 if (mImageKHRInitialized == false)
86 // Use the EGL image extension
87 const EGLint attribs[] =
89 EGL_IMAGE_PRESERVED_KHR, EGL_TRUE,
93 EGLImageKHR eglImage = eglCreateImageKHRProc( mEglImplementation->GetDisplay(),
95 EGL_NATIVE_SURFACE_TIZEN,
99 if( EGL_NO_IMAGE_KHR == eglImage )
101 switch( eglGetError() )
107 case EGL_BAD_DISPLAY:
109 DALI_LOG_ERROR( "EGL_BAD_DISPLAY: Invalid EGLDisplay object\n" );
112 case EGL_BAD_CONTEXT:
114 DALI_LOG_ERROR( "EGL_BAD_CONTEXT: Invalid EGLContext object\n" );
117 case EGL_BAD_PARAMETER:
119 DALI_LOG_ERROR( "EGL_BAD_PARAMETER: Invalid target parameter or attribute in attrib_list\n" );
124 DALI_LOG_ERROR( "EGL_BAD_MATCH: attrib_list does not match target\n" );
129 DALI_LOG_ERROR( "EGL_BAD_ACCESS: Previously bound off-screen, or EGLImage sibling error\n" );
134 DALI_LOG_ERROR( "EGL_BAD_ALLOC: Insufficient memory is available\n" );
143 DALI_ASSERT_DEBUG( EGL_NO_IMAGE_KHR != eglImage && "EglImageExtensions::CreateImageKHR: eglCreateImageKHR failed!\n");
148 void EglImageExtensions::DestroyImageKHR(void* eglImageKHR)
150 DALI_ASSERT_DEBUG( mImageKHRInitialized );
152 if( ! mImageKHRInitialized )
157 if( eglImageKHR == NULL )
162 EGLImageKHR eglImage = static_cast<EGLImageKHR>(eglImageKHR);
164 EGLBoolean result = eglDestroyImageKHRProc(mEglImplementation->GetDisplay(), eglImage);
166 if( EGL_FALSE == result )
168 switch( eglGetError() )
170 case EGL_BAD_DISPLAY:
172 DALI_LOG_ERROR( "EGL_BAD_DISPLAY: Invalid EGLDisplay object\n" );
175 case EGL_BAD_PARAMETER:
177 DALI_LOG_ERROR( "EGL_BAD_PARAMETER: eglImage is not a valid EGLImageKHR object created with respect to EGLDisplay\n" );
182 DALI_LOG_ERROR( "EGL_BAD_ACCESS: EGLImage sibling error\n" );
193 void EglImageExtensions::TargetTextureKHR(void* eglImageKHR)
195 DALI_ASSERT_DEBUG( mImageKHRInitialized );
197 if( eglImageKHR != NULL )
199 EGLImageKHR eglImage = static_cast<EGLImageKHR>(eglImageKHR);
201 #ifdef EGL_ERROR_CHECKING
202 GLint glError = glGetError();
205 glEGLImageTargetTexture2DOESProc(GL_TEXTURE_EXTERNAL_OES, reinterpret_cast< GLeglImageOES >( eglImage ) );
207 #ifdef EGL_ERROR_CHECKING
208 glError = glGetError();
209 if( GL_NO_ERROR != glError )
211 DALI_LOG_ERROR(" glEGLImageTargetTexture2DOES returned error %0x04x\n", glError );
217 void EglImageExtensions::InitializeEglImageKHR()
219 // avoid trying to reload extended KHR functions, if it fails the first time
220 if( ! mImageKHRInitializeFailed )
222 eglCreateImageKHRProc = reinterpret_cast< PFNEGLCREATEIMAGEKHRPROC >( eglGetProcAddress("eglCreateImageKHR") );
223 eglDestroyImageKHRProc = reinterpret_cast< PFNEGLDESTROYIMAGEKHRPROC >( eglGetProcAddress("eglDestroyImageKHR") );
224 glEGLImageTargetTexture2DOESProc = reinterpret_cast< PFNGLEGLIMAGETARGETTEXTURE2DOESPROC >( eglGetProcAddress("glEGLImageTargetTexture2DOES") );
227 if (eglCreateImageKHRProc && eglDestroyImageKHRProc && glEGLImageTargetTexture2DOESProc)
229 mImageKHRInitialized = true;
233 mImageKHRInitializeFailed = true;
237 } // namespace Adaptor
239 } // namespace Internal