gl-renderer: allow importing fourth dmabuf plane
EGL_EXT_image_dma_buf_import_modifiers supports importing upto four dmabuf
planes into an EGLImage.
v2: correct PLANE3_PITCH token (Daniel Stone)
Signed-off-by: Varad Gautam <varad.gautam@collabora.com>
Reviewed-by: Daniel Stone <daniels@collabora.com>
diff --git a/libweston/gl-renderer.c b/libweston/gl-renderer.c
index f5e5371..a1301ff 100644
--- a/libweston/gl-renderer.c
+++ b/libweston/gl-renderer.c
@@ -1577,7 +1577,7 @@
struct dmabuf_attributes *attributes)
{
struct egl_image *image;
- EGLint attribs[40];
+ EGLint attribs[50];
int atti = 0;
/* This requires the Mesa commit in
@@ -1640,6 +1640,21 @@
}
}
+ if (gr->has_dmabuf_import_modifiers) {
+ if (attributes->n_planes > 3) {
+ attribs[atti++] = EGL_DMA_BUF_PLANE3_FD_EXT;
+ attribs[atti++] = attributes->fd[3];
+ attribs[atti++] = EGL_DMA_BUF_PLANE3_OFFSET_EXT;
+ attribs[atti++] = attributes->offset[3];
+ attribs[atti++] = EGL_DMA_BUF_PLANE3_PITCH_EXT;
+ attribs[atti++] = attributes->stride[3];
+ attribs[atti++] = EGL_DMA_BUF_PLANE3_MODIFIER_LO_EXT;
+ attribs[atti++] = attributes->modifier[3] & 0xFFFFFFFF;
+ attribs[atti++] = EGL_DMA_BUF_PLANE3_MODIFIER_HI_EXT;
+ attribs[atti++] = attributes->modifier[3] >> 32;
+ }
+ }
+
attribs[atti++] = EGL_NONE;
image = egl_image_create(gr, EGL_LINUX_DMA_BUF_EXT, NULL,
diff --git a/shared/weston-egl-ext.h b/shared/weston-egl-ext.h
index 05eca31..ffea438 100644
--- a/shared/weston-egl-ext.h
+++ b/shared/weston-egl-ext.h
@@ -128,12 +128,17 @@
/* Define tokens from EGL_EXT_image_dma_buf_import_modifiers */
#ifndef EGL_EXT_image_dma_buf_import_modifiers
#define EGL_EXT_image_dma_buf_import_modifiers 1
+#define EGL_DMA_BUF_PLANE3_FD_EXT 0x3440
+#define EGL_DMA_BUF_PLANE3_OFFSET_EXT 0x3441
+#define EGL_DMA_BUF_PLANE3_PITCH_EXT 0x3442
#define EGL_DMA_BUF_PLANE0_MODIFIER_LO_EXT 0x3443
#define EGL_DMA_BUF_PLANE0_MODIFIER_HI_EXT 0x3444
#define EGL_DMA_BUF_PLANE1_MODIFIER_LO_EXT 0x3445
#define EGL_DMA_BUF_PLANE1_MODIFIER_HI_EXT 0x3446
#define EGL_DMA_BUF_PLANE2_MODIFIER_LO_EXT 0x3447
#define EGL_DMA_BUF_PLANE2_MODIFIER_HI_EXT 0x3448
+#define EGL_DMA_BUF_PLANE3_MODIFIER_LO_EXT 0x3449
+#define EGL_DMA_BUF_PLANE3_MODIFIER_HI_EXT 0x344A
typedef EGLBoolean (EGLAPIENTRYP PFNEGLQUERYDMABUFFORMATSEXTPROC) (EGLDisplay dpy, EGLint max_formats, EGLint *formats, EGLint *num_formats);
typedef EGLBoolean (EGLAPIENTRYP PFNEGLQUERYDMABUFMODIFIERSEXTPROC) (EGLDisplay dpy, EGLint format, EGLint max_modifiers, EGLuint64KHR *modifiers, EGLBoolean *external_only, EGLint *num_modifiers);
#endif