[Mesa-dev] [PATCH v2] dri: allow 16bit R/GR images to be exported via drm buffers
Ben Widawsky
ben at bwidawsk.net
Wed Jan 11 15:43:59 UTC 2017
On 17-01-05 16:58:56, Rainer Hochecker wrote:
>From: Rainer Hochecker <fernetmenta at online.de>
>
>This allows eglCreateImageKHR to access P010 surfaces created by vaapi
>
>Signed-off-by: Rainer Hochecker <fernetmenta at online.de>
Acked-by: Ben Widawky <ben at bwidawsk.net>
>---
> include/GL/internal/dri_interface.h | 4 ++++
> src/egl/drivers/dri2/egl_dri2.c | 10 ++++++++++
> src/mesa/drivers/dri/common/dri_util.c | 4 ++++
> src/mesa/drivers/dri/i965/intel_screen.c | 6 ++++++
> 4 files changed, 24 insertions(+)
>
>diff --git a/include/GL/internal/dri_interface.h b/include/GL/internal/dri_interface.h
>index 1c73cce..e8095b1 100644
>--- a/include/GL/internal/dri_interface.h
>+++ b/include/GL/internal/dri_interface.h
>@@ -1121,6 +1121,8 @@ struct __DRIdri2ExtensionRec {
> #define __DRI_IMAGE_FORMAT_XRGB2101010 0x1009
> #define __DRI_IMAGE_FORMAT_ARGB2101010 0x100a
> #define __DRI_IMAGE_FORMAT_SARGB8 0x100b
>+#define __DRI_IMAGE_FORMAT_R16 0x100c
>+#define __DRI_IMAGE_FORMAT_GR1616 0x100d
>
> #define __DRI_IMAGE_USE_SHARE 0x0001
> #define __DRI_IMAGE_USE_SCANOUT 0x0002
>@@ -1148,6 +1150,8 @@ struct __DRIdri2ExtensionRec {
>
> #define __DRI_IMAGE_FOURCC_R8 0x20203852
> #define __DRI_IMAGE_FOURCC_GR88 0x38385247
>+#define __DRI_IMAGE_FOURCC_R16 0x20363152
>+#define __DRI_IMAGE_FOURCC_GR1616 0x32335247
> #define __DRI_IMAGE_FOURCC_RGB565 0x36314752
> #define __DRI_IMAGE_FOURCC_ARGB8888 0x34325241
> #define __DRI_IMAGE_FOURCC_XRGB8888 0x34325258
>diff --git a/src/egl/drivers/dri2/egl_dri2.c b/src/egl/drivers/dri2/egl_dri2.c
>index 7454312..c3aced3 100644
>--- a/src/egl/drivers/dri2/egl_dri2.c
>+++ b/src/egl/drivers/dri2/egl_dri2.c
>@@ -74,6 +74,14 @@
> #define DRM_FORMAT_GR88 fourcc_code('G', 'R', '8', '8') /* [15:0] G:R 8:8 little endian */
> #endif
>
>+#ifndef DRM_FORMAT_R16
>+#define DRM_FORMAT_R16 fourcc_code('R', '1', '6', ' ') /* [15:0] R 16 little endian */
>+#endif
>+
>+#ifndef DRM_FORMAT_GR1616
>+#define DRM_FORMAT_GR1616 fourcc_code('G', 'R', '3', '2') /* [31:0] R:G 16:16 little endian */
>+#endif
>+
> const __DRIuseInvalidateExtension use_invalidate = {
> .base = { __DRI_USE_INVALIDATE, 1 }
> };
>@@ -1933,6 +1941,8 @@ dri2_check_dma_buf_format(const _EGLImageAttribs *attrs)
> case DRM_FORMAT_R8:
> case DRM_FORMAT_RG88:
> case DRM_FORMAT_GR88:
>+ case DRM_FORMAT_R16:
>+ case DRM_FORMAT_GR1616:
> case DRM_FORMAT_RGB332:
> case DRM_FORMAT_BGR233:
> case DRM_FORMAT_XRGB4444:
>diff --git a/src/mesa/drivers/dri/common/dri_util.c b/src/mesa/drivers/dri/common/dri_util.c
>index 79cb050..241949e 100644
>--- a/src/mesa/drivers/dri/common/dri_util.c
>+++ b/src/mesa/drivers/dri/common/dri_util.c
>@@ -875,8 +875,12 @@ driImageFormatToGLFormat(uint32_t image_format)
> return MESA_FORMAT_R8G8B8X8_UNORM;
> case __DRI_IMAGE_FORMAT_R8:
> return MESA_FORMAT_R_UNORM8;
>+ case __DRI_IMAGE_FORMAT_R16:
>+ return MESA_FORMAT_R_UNORM16;
> case __DRI_IMAGE_FORMAT_GR88:
> return MESA_FORMAT_R8G8_UNORM;
>+ case __DRI_IMAGE_FORMAT_GR1616:
>+ return MESA_FORMAT_R16G16_UNORM;
> case __DRI_IMAGE_FORMAT_SARGB8:
> return MESA_FORMAT_B8G8R8A8_SRGB;
> case __DRI_IMAGE_FORMAT_NONE:
>diff --git a/src/mesa/drivers/dri/i965/intel_screen.c b/src/mesa/drivers/dri/i965/intel_screen.c
>index 50c7c95..c562b1f 100644
>--- a/src/mesa/drivers/dri/i965/intel_screen.c
>+++ b/src/mesa/drivers/dri/i965/intel_screen.c
>@@ -234,9 +234,15 @@ static struct intel_image_format intel_image_formats[] = {
> { __DRI_IMAGE_FOURCC_R8, __DRI_IMAGE_COMPONENTS_R, 1,
> { { 0, 0, 0, __DRI_IMAGE_FORMAT_R8, 1 }, } },
>
>+ { __DRI_IMAGE_FOURCC_R16, __DRI_IMAGE_COMPONENTS_R, 1,
>+ { { 0, 0, 0, __DRI_IMAGE_FORMAT_R16, 1 }, } },
>+
> { __DRI_IMAGE_FOURCC_GR88, __DRI_IMAGE_COMPONENTS_RG, 1,
> { { 0, 0, 0, __DRI_IMAGE_FORMAT_GR88, 2 }, } },
>
>+ { __DRI_IMAGE_FOURCC_GR1616, __DRI_IMAGE_COMPONENTS_RG, 1,
>+ { { 0, 0, 0, __DRI_IMAGE_FORMAT_GR1616, 2 }, } },
>+
> { __DRI_IMAGE_FOURCC_YUV410, __DRI_IMAGE_COMPONENTS_Y_U_V, 3,
> { { 0, 0, 0, __DRI_IMAGE_FORMAT_R8, 1 },
> { 1, 2, 2, __DRI_IMAGE_FORMAT_R8, 1 },
>--
>2.9.3
>
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