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/**************************************************************************
*
* 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 "eglcurrent.h"
#include "eglimage.h"
#include "egllog.h"
static EGLint
_eglParseKHRImageAttribs(_EGLImageAttribs *attrs, _EGLDisplay *dpy,
EGLint attr, EGLint val)
{
switch (attr) {
case EGL_IMAGE_PRESERVED_KHR:
if (!dpy->Extensions.KHR_image_base)
return EGL_BAD_PARAMETER;
attrs->ImagePreserved = val;
break;
case EGL_GL_TEXTURE_LEVEL_KHR:
if (!dpy->Extensions.KHR_gl_texture_2D_image)
return EGL_BAD_PARAMETER;
attrs->GLTextureLevel = val;
break;
case EGL_GL_TEXTURE_ZOFFSET_KHR:
if (!dpy->Extensions.KHR_gl_texture_3D_image)
return EGL_BAD_PARAMETER;
attrs->GLTextureZOffset = val;
break;
default:
return EGL_BAD_PARAMETER;
}
return EGL_SUCCESS;
}
static EGLint
_eglParseMESADrmImageAttribs(_EGLImageAttribs *attrs, _EGLDisplay *dpy,
EGLint attr, EGLint val)
{
if (!dpy->Extensions.MESA_drm_image)
return EGL_BAD_PARAMETER;
switch (attr) {
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;
default:
return EGL_BAD_PARAMETER;
}
return EGL_SUCCESS;
}
static EGLint
_eglParseWLBindWaylandDisplayAttribs(_EGLImageAttribs *attrs, _EGLDisplay *dpy,
EGLint attr, EGLint val)
{
if (!dpy->Extensions.WL_bind_wayland_display)
return EGL_BAD_PARAMETER;
switch (attr) {
case EGL_WAYLAND_PLANE_WL:
attrs->PlaneWL = val;
break;
default:
return EGL_BAD_PARAMETER;
}
return EGL_SUCCESS;
}
static EGLint
_eglParseEXTImageDmaBufImportAttribs(_EGLImageAttribs *attrs, _EGLDisplay *dpy,
EGLint attr, EGLint val)
{
if (!dpy->Extensions.EXT_image_dma_buf_import)
return EGL_BAD_PARAMETER;
switch (attr) {
case EGL_WIDTH:
attrs->Width = val;
break;
case EGL_HEIGHT:
attrs->Height = 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)
return EGL_BAD_ATTRIBUTE;
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)
return EGL_BAD_ATTRIBUTE;
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)
return EGL_BAD_ATTRIBUTE;
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)
return EGL_BAD_ATTRIBUTE;
attrs->DMABufChromaVerticalSiting.Value = val;
attrs->DMABufChromaVerticalSiting.IsPresent = EGL_TRUE;
break;
default:
return EGL_BAD_PARAMETER;
}
return EGL_SUCCESS;
}
static EGLint
_eglParseEXTImageDmaBufImportModifiersAttribs(_EGLImageAttribs *attrs,
_EGLDisplay *dpy,
EGLint attr, EGLint val)
{
if (!dpy->Extensions.EXT_image_dma_buf_import_modifiers)
return EGL_BAD_PARAMETER;
switch (attr) {
case EGL_DMA_BUF_PLANE0_MODIFIER_LO_EXT:
attrs->DMABufPlaneModifiersLo[0].Value = val;
attrs->DMABufPlaneModifiersLo[0].IsPresent = EGL_TRUE;
break;
case EGL_DMA_BUF_PLANE0_MODIFIER_HI_EXT:
attrs->DMABufPlaneModifiersHi[0].Value = val;
attrs->DMABufPlaneModifiersHi[0].IsPresent = EGL_TRUE;
break;
case EGL_DMA_BUF_PLANE1_MODIFIER_LO_EXT:
attrs->DMABufPlaneModifiersLo[1].Value = val;
attrs->DMABufPlaneModifiersLo[1].IsPresent = EGL_TRUE;
break;
case EGL_DMA_BUF_PLANE1_MODIFIER_HI_EXT:
attrs->DMABufPlaneModifiersHi[1].Value = val;
attrs->DMABufPlaneModifiersHi[1].IsPresent = EGL_TRUE;
break;
case EGL_DMA_BUF_PLANE2_MODIFIER_LO_EXT:
attrs->DMABufPlaneModifiersLo[2].Value = val;
attrs->DMABufPlaneModifiersLo[2].IsPresent = EGL_TRUE;
break;
case EGL_DMA_BUF_PLANE2_MODIFIER_HI_EXT:
attrs->DMABufPlaneModifiersHi[2].Value = val;
attrs->DMABufPlaneModifiersHi[2].IsPresent = EGL_TRUE;
break;
case EGL_DMA_BUF_PLANE3_FD_EXT:
attrs->DMABufPlaneFds[3].Value = val;
attrs->DMABufPlaneFds[3].IsPresent = EGL_TRUE;
break;
case EGL_DMA_BUF_PLANE3_OFFSET_EXT:
attrs->DMABufPlaneOffsets[3].Value = val;
attrs->DMABufPlaneOffsets[3].IsPresent = EGL_TRUE;
break;
case EGL_DMA_BUF_PLANE3_PITCH_EXT:
attrs->DMABufPlanePitches[3].Value = val;
attrs->DMABufPlanePitches[3].IsPresent = EGL_TRUE;
break;
case EGL_DMA_BUF_PLANE3_MODIFIER_LO_EXT:
attrs->DMABufPlaneModifiersLo[3].Value = val;
attrs->DMABufPlaneModifiersLo[3].IsPresent = EGL_TRUE;
break;
case EGL_DMA_BUF_PLANE3_MODIFIER_HI_EXT:
attrs->DMABufPlaneModifiersHi[3].Value = val;
attrs->DMABufPlaneModifiersHi[3].IsPresent = EGL_TRUE;
break;
default:
return EGL_BAD_PARAMETER;
}
return EGL_SUCCESS;
}
/**
* Parse the list of image attributes.
*
* Returns EGL_TRUE on success and EGL_FALSE otherwise.
* Function calls _eglError to set the correct error code.
*/
EGLBoolean
_eglParseImageAttribList(_EGLImageAttribs *attrs, _EGLDisplay *dpy,
const EGLint *attrib_list)
{
EGLint i, err;
memset(attrs, 0, sizeof(*attrs));
if (!attrib_list)
return EGL_TRUE;
for (i = 0; attrib_list[i] != EGL_NONE; i++) {
EGLint attr = attrib_list[i++];
EGLint val = attrib_list[i];
err = _eglParseKHRImageAttribs(attrs, dpy, attr, val);
if (err == EGL_SUCCESS)
continue;
err = _eglParseMESADrmImageAttribs(attrs, dpy, attr, val);
if (err == EGL_SUCCESS)
continue;
err = _eglParseWLBindWaylandDisplayAttribs(attrs, dpy, attr, val);
if (err == EGL_SUCCESS)
continue;
err = _eglParseEXTImageDmaBufImportAttribs(attrs, dpy, attr, val);
if (err == EGL_SUCCESS)
continue;
err = _eglParseEXTImageDmaBufImportModifiersAttribs(attrs, dpy, attr, val);
if (err == EGL_SUCCESS)
continue;
return _eglError(err, __func__);
}
return EGL_TRUE;
}
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