[Mesa-dev] [PATCH v2] egl: implement EXT_surface_SMPTE2086_metadata and EXT_surface_CTA861_3_metadata

Tapani Pälli tapani.palli at intel.com
Tue Aug 14 11:49:28 UTC 2018



On 08/14/2018 01:54 PM, Eric Engestrom wrote:
> On Tuesday, 2018-08-14 11:58:52 +0300, Tapani Pälli wrote:
>> Patch implements common bits for EXT_surface_SMPTE2086_metadata
>> and EXT_surface_CTA861_3_metadata extensions by adding new required
>> attributes and eglQuerySurface + eglSurfaceAttrib changes.
>>
>> Currently none of the drivers are utilizing this data but this patch
>> is enabler in getting there.
>>
>> v2: don't enable extension globally, should be only enabled by
>>      EGL drivers that can transfer metadata to the window system
>>      (Jason)
>>
>> Signed-off-by: Ville Syrjälä <ville.syrjala at linux.intel.com>
>> Signed-off-by: Tapani Pälli <tapani.palli at intel.com>
>> ---
>>   src/egl/main/eglapi.c     |   2 +
>>   src/egl/main/egldisplay.h |   2 +
>>   src/egl/main/eglsurface.c | 169 ++++++++++++++++++++++++++++++++++++++++++++++
>>   src/egl/main/eglsurface.h |  19 ++++++
>>   4 files changed, 192 insertions(+)
>>
>> diff --git a/src/egl/main/eglapi.c b/src/egl/main/eglapi.c
>> index 19fae12f5b7..0fd3b3f9023 100644
>> --- a/src/egl/main/eglapi.c
>> +++ b/src/egl/main/eglapi.c
>> @@ -488,6 +488,8 @@ _eglCreateExtensionsString(_EGLDisplay *dpy)
>>      _EGL_CHECK_EXTENSION(EXT_create_context_robustness);
>>      _EGL_CHECK_EXTENSION(EXT_image_dma_buf_import);
>>      _EGL_CHECK_EXTENSION(EXT_image_dma_buf_import_modifiers);
>> +   _EGL_CHECK_EXTENSION(EXT_surface_CTA861_3_metadata);
>> +   _EGL_CHECK_EXTENSION(EXT_surface_SMPTE2086_metadata);
>>      _EGL_CHECK_EXTENSION(EXT_swap_buffers_with_damage);
>>   
>>      _EGL_CHECK_EXTENSION(IMG_context_priority);
>> diff --git a/src/egl/main/egldisplay.h b/src/egl/main/egldisplay.h
>> index 4a7f248e34c..50176bde887 100644
>> --- a/src/egl/main/egldisplay.h
>> +++ b/src/egl/main/egldisplay.h
>> @@ -105,6 +105,8 @@ struct _egl_extensions
>>      EGLBoolean EXT_image_dma_buf_import;
>>      EGLBoolean EXT_image_dma_buf_import_modifiers;
>>      EGLBoolean EXT_pixel_format_float;
>> +   EGLBoolean EXT_surface_CTA861_3_metadata;
>> +   EGLBoolean EXT_surface_SMPTE2086_metadata;
>>      EGLBoolean EXT_swap_buffers_with_damage;
>>   
>>      unsigned int IMG_context_priority;
>> diff --git a/src/egl/main/eglsurface.c b/src/egl/main/eglsurface.c
>> index 926b7ab569a..95677105e58 100644
>> --- a/src/egl/main/eglsurface.c
>> +++ b/src/egl/main/eglsurface.c
>> @@ -86,6 +86,90 @@ _eglParseSurfaceAttribList(_EGLSurface *surf, const EGLint *attrib_list)
>>               break;
>>            surf->GLColorspace = val;
>>            break;
>> +      case EGL_SMPTE2086_DISPLAY_PRIMARY_RX_EXT:
>> +         if (!dpy->Extensions.EXT_surface_SMPTE2086_metadata) {
>> +            err = EGL_BAD_ATTRIBUTE;
>> +            break;
>> +         }
>> +         surf->HdrMetadata.display_primary_r.x = val;
>> +         break;
>> +      case EGL_SMPTE2086_DISPLAY_PRIMARY_RY_EXT:
>> +         if (!dpy->Extensions.EXT_surface_SMPTE2086_metadata) {
>> +            err = EGL_BAD_ATTRIBUTE;
>> +            break;
>> +         }
>> +         surf->HdrMetadata.display_primary_r.y = val;
>> +         break;
>> +      case EGL_SMPTE2086_DISPLAY_PRIMARY_GX_EXT:
>> +         if (!dpy->Extensions.EXT_surface_SMPTE2086_metadata) {
>> +            err = EGL_BAD_ATTRIBUTE;
>> +            break;
>> +         }
>> +         surf->HdrMetadata.display_primary_g.x = val;
>> +         break;
>> +      case EGL_SMPTE2086_DISPLAY_PRIMARY_GY_EXT:
>> +         if (!dpy->Extensions.EXT_surface_SMPTE2086_metadata) {
>> +            err = EGL_BAD_ATTRIBUTE;
>> +            break;
>> +         }
>> +         surf->HdrMetadata.display_primary_g.y = val;
>> +         break;
>> +      case EGL_SMPTE2086_DISPLAY_PRIMARY_BX_EXT:
>> +         if (!dpy->Extensions.EXT_surface_SMPTE2086_metadata) {
>> +            err = EGL_BAD_ATTRIBUTE;
>> +            break;
>> +         }
>> +         surf->HdrMetadata.display_primary_b.x = val;
>> +         break;
>> +      case EGL_SMPTE2086_DISPLAY_PRIMARY_BY_EXT:
>> +         if (!dpy->Extensions.EXT_surface_SMPTE2086_metadata) {
>> +            err = EGL_BAD_ATTRIBUTE;
>> +            break;
>> +         }
>> +         surf->HdrMetadata.display_primary_b.y = val;
>> +         break;
>> +      case EGL_SMPTE2086_WHITE_POINT_X_EXT:
>> +         if (!dpy->Extensions.EXT_surface_SMPTE2086_metadata) {
>> +            err = EGL_BAD_ATTRIBUTE;
>> +            break;
>> +         }
>> +         surf->HdrMetadata.white_point.x = val;
>> +         break;
>> +      case EGL_SMPTE2086_WHITE_POINT_Y_EXT:
>> +         if (!dpy->Extensions.EXT_surface_SMPTE2086_metadata) {
>> +            err = EGL_BAD_ATTRIBUTE;
>> +            break;
>> +         }
>> +         surf->HdrMetadata.white_point.y = val;
>> +         break;
>> +      case EGL_SMPTE2086_MAX_LUMINANCE_EXT:
>> +         if (!dpy->Extensions.EXT_surface_SMPTE2086_metadata) {
>> +            err = EGL_BAD_ATTRIBUTE;
>> +            break;
>> +         }
>> +         surf->HdrMetadata.max_luminance = val;
>> +         break;
>> +      case EGL_SMPTE2086_MIN_LUMINANCE_EXT:
>> +         if (!dpy->Extensions.EXT_surface_SMPTE2086_metadata) {
>> +            err = EGL_BAD_ATTRIBUTE;
>> +            break;
>> +         }
>> +         surf->HdrMetadata.min_luminance = val;
>> +         break;
>> +      case EGL_CTA861_3_MAX_CONTENT_LIGHT_LEVEL_EXT:
>> +         if (!dpy->Extensions.EXT_surface_CTA861_3_metadata) {
>> +            err = EGL_BAD_ATTRIBUTE;
>> +            break;
>> +         }
>> +         surf->HdrMetadata.max_cll = val;
>> +         break;
>> +      case EGL_CTA861_3_MAX_FRAME_AVERAGE_LEVEL_EXT:
>> +         if (!dpy->Extensions.EXT_surface_CTA861_3_metadata) {
>> +            err = EGL_BAD_ATTRIBUTE;
>> +            break;
>> +         }
>> +         surf->HdrMetadata.max_fall = val;
>> +         break;
>>         case EGL_VG_COLORSPACE:
>>            switch (val) {
>>            case EGL_VG_COLORSPACE_sRGB:
>> @@ -312,6 +396,19 @@ _eglInitSurface(_EGLSurface *surf, _EGLDisplay *dpy, EGLint type,
>>      /* the default swap interval is 1 */
>>      surf->SwapInterval = 1;
>>   
>> +   surf->HdrMetadata.display_primary_r.x = EGL_DONT_CARE;
>> +   surf->HdrMetadata.display_primary_r.y = EGL_DONT_CARE;
>> +   surf->HdrMetadata.display_primary_g.x = EGL_DONT_CARE;
>> +   surf->HdrMetadata.display_primary_g.y = EGL_DONT_CARE;
>> +   surf->HdrMetadata.display_primary_b.x = EGL_DONT_CARE;
>> +   surf->HdrMetadata.display_primary_b.y = EGL_DONT_CARE;
>> +   surf->HdrMetadata.white_point.x = EGL_DONT_CARE;
>> +   surf->HdrMetadata.white_point.y = EGL_DONT_CARE;
>> +   surf->HdrMetadata.max_luminance = EGL_DONT_CARE;
>> +   surf->HdrMetadata.min_luminance = EGL_DONT_CARE;
>> +   surf->HdrMetadata.max_cll = EGL_DONT_CARE;
>> +   surf->HdrMetadata.max_fall = EGL_DONT_CARE;
>> +
>>      err = _eglParseSurfaceAttribList(surf, attrib_list);
>>      if (err != EGL_SUCCESS)
>>         return _eglError(err, func);
>> @@ -438,6 +535,42 @@ _eglQuerySurface(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surface,
>>         *value = result;
>>         surface->BufferAgeRead = EGL_TRUE;
>>         break;
>> +   case EGL_SMPTE2086_DISPLAY_PRIMARY_RX_EXT:
>> +      *value = surface->HdrMetadata.display_primary_r.x;
>> +      break;
>> +   case EGL_SMPTE2086_DISPLAY_PRIMARY_RY_EXT:
>> +      *value = surface->HdrMetadata.display_primary_r.y;
>> +      break;
>> +   case EGL_SMPTE2086_DISPLAY_PRIMARY_GX_EXT:
>> +      *value = surface->HdrMetadata.display_primary_g.x;
>> +      break;
>> +   case EGL_SMPTE2086_DISPLAY_PRIMARY_GY_EXT:
>> +      *value = surface->HdrMetadata.display_primary_g.y;
>> +      break;
>> +   case EGL_SMPTE2086_DISPLAY_PRIMARY_BX_EXT:
>> +      *value = surface->HdrMetadata.display_primary_b.x;
>> +      break;
>> +   case EGL_SMPTE2086_DISPLAY_PRIMARY_BY_EXT:
>> +      *value = surface->HdrMetadata.display_primary_b.y;
>> +      break;
>> +   case EGL_SMPTE2086_WHITE_POINT_X_EXT:
>> +      *value = surface->HdrMetadata.white_point.x;
>> +      break;
>> +   case EGL_SMPTE2086_WHITE_POINT_Y_EXT:
>> +      *value = surface->HdrMetadata.white_point.y;
>> +      break;
>> +   case EGL_SMPTE2086_MAX_LUMINANCE_EXT:
>> +      *value = surface->HdrMetadata.max_luminance;
>> +      break;
>> +   case EGL_SMPTE2086_MIN_LUMINANCE_EXT:
>> +      *value = surface->HdrMetadata.min_luminance;
>> +      break;
>> +   case EGL_CTA861_3_MAX_CONTENT_LIGHT_LEVEL_EXT:
>> +      *value = surface->HdrMetadata.max_cll;
>> +      break;
>> +   case EGL_CTA861_3_MAX_FRAME_AVERAGE_LEVEL_EXT:
>> +      *value = surface->HdrMetadata.max_fall;
>> +      break;
>>      default:
>>         return _eglError(EGL_BAD_ATTRIBUTE, "eglQuerySurface");
>>      }
>> @@ -527,6 +660,42 @@ _eglSurfaceAttrib(_EGLDriver *drv, _EGLDisplay *dpy, _EGLSurface *surface,
>>            break;
>>         surface->SwapBehavior = value;
>>         break;
>> +   case EGL_SMPTE2086_DISPLAY_PRIMARY_RX_EXT:
>> +      surface->HdrMetadata.display_primary_r.x = value;
>> +      break;
>> +   case EGL_SMPTE2086_DISPLAY_PRIMARY_RY_EXT:
>> +      surface->HdrMetadata.display_primary_r.y = value;
>> +      break;
>> +   case EGL_SMPTE2086_DISPLAY_PRIMARY_GX_EXT:
>> +      surface->HdrMetadata.display_primary_g.x = value;
>> +      break;
>> +   case EGL_SMPTE2086_DISPLAY_PRIMARY_GY_EXT:
>> +      surface->HdrMetadata.display_primary_g.y = value;
>> +      break;
>> +   case EGL_SMPTE2086_DISPLAY_PRIMARY_BX_EXT:
>> +      surface->HdrMetadata.display_primary_b.x = value;
>> +      break;
>> +   case EGL_SMPTE2086_DISPLAY_PRIMARY_BY_EXT:
>> +      surface->HdrMetadata.display_primary_b.y = value;
>> +      break;
>> +   case EGL_SMPTE2086_WHITE_POINT_X_EXT:
>> +      surface->HdrMetadata.white_point.x = value;
>> +      break;
>> +   case EGL_SMPTE2086_WHITE_POINT_Y_EXT:
>> +      surface->HdrMetadata.white_point.y = value;
>> +      break;
>> +   case EGL_SMPTE2086_MAX_LUMINANCE_EXT:
>> +      surface->HdrMetadata.max_luminance = value;
>> +      break;
>> +   case EGL_SMPTE2086_MIN_LUMINANCE_EXT:
>> +      surface->HdrMetadata.min_luminance = value;
>> +      break;
>> +   case EGL_CTA861_3_MAX_CONTENT_LIGHT_LEVEL_EXT:
>> +      surface->HdrMetadata.max_cll = value;
>> +      break;
>> +   case EGL_CTA861_3_MAX_FRAME_AVERAGE_LEVEL_EXT:
>> +      surface->HdrMetadata.max_fall = value;
>> +      break;
>>      default:
>>         err = EGL_BAD_ATTRIBUTE;
>>         break;
>> diff --git a/src/egl/main/eglsurface.h b/src/egl/main/eglsurface.h
>> index 5d69bf487cf..2189c0b1d09 100644
>> --- a/src/egl/main/eglsurface.h
>> +++ b/src/egl/main/eglsurface.h
>> @@ -41,6 +41,23 @@
>>   extern "C" {
>>   #endif
>>   
>> +struct _egl_xyy
> 
> "xyy" -> "xy" ?
> 
>> +{
>> +   uint16_t x, y;
> 
> Doesn't the compiler complain here? Shouldn't these (and below) be
> EGLint?

This is valid declaration but agreed, not really according to coding 
style so will move y to it's own line.

I bet uint16_t was chosen because that would meet the required range of 
values (required by smpte2086 and cta861.3 specs) but I agree that 
EGLint is proper here, any conversions can be done later. Will change.


> Other than that, it looks all good to me:
> Reviewed-by: Eric Engestrom <eric.engestrom at intel.com>
> 
>> +};
>> +
>> +struct _egl_hdr_metadata
>> +{
>> +   struct _egl_xyy display_primary_r;
>> +   struct _egl_xyy display_primary_g;
>> +   struct _egl_xyy display_primary_b;
>> +   struct _egl_xyy white_point;
>> +   uint16_t max_luminance;
>> +   uint16_t min_luminance;
>> +   uint16_t max_cll;
>> +   uint16_t max_fall;
>> +};
>> +
>>   /**
>>    * "Base" class for device driver surfaces.
>>    */
>> @@ -150,6 +167,8 @@ struct _egl_surface
>>      EGLBoolean BoundToTexture;
>>   
>>      EGLBoolean PostSubBufferSupportedNV;
>> +
>> +   struct _egl_hdr_metadata HdrMetadata;
>>   };
>>   
>>   
>> -- 
>> 2.14.4
>>
>> _______________________________________________
>> mesa-dev mailing list
>> mesa-dev at lists.freedesktop.org
>> https://lists.freedesktop.org/mailman/listinfo/mesa-dev


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