/************************************************************************** * * Copyright 2009-2010 Chia-I Wu <olvaffe@gmail.com> * Copyright 2010-2011 LunarG, Inc. * All Rights Reserved. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the * "Software"), to deal in the Software without restriction, including * without limitation the rights to use, copy, modify, merge, publish, * distribute, sub license, and/or sell copies of the Software, and to * permit persons to whom the Software is furnished to do so, subject to * the following conditions: * * The above copyright notice and this permission notice (including the * next paragraph) shall be included in all copies or substantial portions * of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER * DEALINGS IN THE SOFTWARE. * **************************************************************************/ #include <assert.h> #include <string.h> #include "eglimage.h" #include "egllog.h" /** * Parse the list of image attributes and return the proper error code. */ EGLint _eglParseImageAttribList(_EGLImageAttribs *attrs, _EGLDisplay *dpy, const EGLint *attrib_list) { EGLint i, err = EGL_SUCCESS; (void) dpy; memset(attrs, 0, sizeof(*attrs)); attrs->ImagePreserved = EGL_FALSE; attrs->GLTextureLevel = 0; attrs->GLTextureZOffset = 0; if (!attrib_list) return err; for (i = 0; attrib_list[i] != EGL_NONE; i++) { EGLint attr = attrib_list[i++]; EGLint val = attrib_list[i]; switch (attr) { /* EGL_KHR_image_base */ case EGL_IMAGE_PRESERVED_KHR: attrs->ImagePreserved = val; break; /* EGL_KHR_gl_image */ case EGL_GL_TEXTURE_LEVEL_KHR: attrs->GLTextureLevel = val; break; case EGL_GL_TEXTURE_ZOFFSET_KHR: attrs->GLTextureZOffset = val; break; /* EGL_MESA_drm_image */ case EGL_WIDTH: attrs->Width = val; break; case EGL_HEIGHT: attrs->Height = val; break; case EGL_DRM_BUFFER_FORMAT_MESA: attrs->DRMBufferFormatMESA = val; break; case EGL_DRM_BUFFER_USE_MESA: attrs->DRMBufferUseMESA = val; break; case EGL_DRM_BUFFER_STRIDE_MESA: attrs->DRMBufferStrideMESA = val; break; /* EGL_WL_bind_wayland_display */ case EGL_WAYLAND_PLANE_WL: attrs->PlaneWL = val; break; case EGL_LINUX_DRM_FOURCC_EXT: attrs->DMABufFourCC.Value = val; attrs->DMABufFourCC.IsPresent = EGL_TRUE; break; case EGL_DMA_BUF_PLANE0_FD_EXT: attrs->DMABufPlaneFds[0].Value = val; attrs->DMABufPlaneFds[0].IsPresent = EGL_TRUE; break; case EGL_DMA_BUF_PLANE0_OFFSET_EXT: attrs->DMABufPlaneOffsets[0].Value = val; attrs->DMABufPlaneOffsets[0].IsPresent = EGL_TRUE; break; case EGL_DMA_BUF_PLANE0_PITCH_EXT: attrs->DMABufPlanePitches[0].Value = val; attrs->DMABufPlanePitches[0].IsPresent = EGL_TRUE; break; case EGL_DMA_BUF_PLANE1_FD_EXT: attrs->DMABufPlaneFds[1].Value = val; attrs->DMABufPlaneFds[1].IsPresent = EGL_TRUE; break; case EGL_DMA_BUF_PLANE1_OFFSET_EXT: attrs->DMABufPlaneOffsets[1].Value = val; attrs->DMABufPlaneOffsets[1].IsPresent = EGL_TRUE; break; case EGL_DMA_BUF_PLANE1_PITCH_EXT: attrs->DMABufPlanePitches[1].Value = val; attrs->DMABufPlanePitches[1].IsPresent = EGL_TRUE; break; case EGL_DMA_BUF_PLANE2_FD_EXT: attrs->DMABufPlaneFds[2].Value = val; attrs->DMABufPlaneFds[2].IsPresent = EGL_TRUE; break; case EGL_DMA_BUF_PLANE2_OFFSET_EXT: attrs->DMABufPlaneOffsets[2].Value = val; attrs->DMABufPlaneOffsets[2].IsPresent = EGL_TRUE; break; case EGL_DMA_BUF_PLANE2_PITCH_EXT: attrs->DMABufPlanePitches[2].Value = val; attrs->DMABufPlanePitches[2].IsPresent = EGL_TRUE; break; case EGL_YUV_COLOR_SPACE_HINT_EXT: if (val != EGL_ITU_REC601_EXT && val != EGL_ITU_REC709_EXT && val != EGL_ITU_REC2020_EXT) { err = EGL_BAD_ATTRIBUTE; } else { attrs->DMABufYuvColorSpaceHint.Value = val; attrs->DMABufYuvColorSpaceHint.IsPresent = EGL_TRUE; } break; case EGL_SAMPLE_RANGE_HINT_EXT: if (val != EGL_YUV_FULL_RANGE_EXT && val != EGL_YUV_NARROW_RANGE_EXT) { err = EGL_BAD_ATTRIBUTE; } else { attrs->DMABufSampleRangeHint.Value = val; attrs->DMABufSampleRangeHint.IsPresent = EGL_TRUE; } break; case EGL_YUV_CHROMA_HORIZONTAL_SITING_HINT_EXT: if (val != EGL_YUV_CHROMA_SITING_0_EXT && val != EGL_YUV_CHROMA_SITING_0_5_EXT) { err = EGL_BAD_ATTRIBUTE; } else { attrs->DMABufChromaHorizontalSiting.Value = val; attrs->DMABufChromaHorizontalSiting.IsPresent = EGL_TRUE; } break; case EGL_YUV_CHROMA_VERTICAL_SITING_HINT_EXT: if (val != EGL_YUV_CHROMA_SITING_0_EXT && val != EGL_YUV_CHROMA_SITING_0_5_EXT) { err = EGL_BAD_ATTRIBUTE; } else { attrs->DMABufChromaVerticalSiting.Value = val; attrs->DMABufChromaVerticalSiting.IsPresent = EGL_TRUE; } break; default: /* unknown attrs are ignored */ break; } if (err != EGL_SUCCESS) { _eglLog(_EGL_DEBUG, "bad image attribute 0x%04x", attr); break; } } return err; } EGLBoolean _eglInitImage(_EGLImage *img, _EGLDisplay *dpy) { _eglInitResource(&img->Resource, sizeof(*img), dpy); return EGL_TRUE; }