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Commit f7da8b31 authored by Varad Gautam's avatar Varad Gautam Committed by Daniel Stone

gl-renderer: allow importing dmabufs with format modifiers

pass over the modifier attributes to EGL.

v2: ensure same modifier is passed for all planes (Daniel Stone)
Signed-off-by: default avatarVarad Gautam <varad.gautam@collabora.com>
Reviewed-by: Daniel Stone's avatarDaniel Stone <daniels@collabora.com>
parent 41b4b8f4
......@@ -1577,7 +1577,7 @@ import_simple_dmabuf(struct gl_renderer *gr,
struct dmabuf_attributes *attributes)
{
struct egl_image *image;
EGLint attribs[30];
EGLint attribs[40];
int atti = 0;
/* This requires the Mesa commit in
......@@ -1594,7 +1594,6 @@ import_simple_dmabuf(struct gl_renderer *gr,
attribs[atti++] = attributes->height;
attribs[atti++] = EGL_LINUX_DRM_FOURCC_EXT;
attribs[atti++] = attributes->format;
/* XXX: Add modifier here when supported */
if (attributes->n_planes > 0) {
attribs[atti++] = EGL_DMA_BUF_PLANE0_FD_EXT;
......@@ -1603,6 +1602,12 @@ import_simple_dmabuf(struct gl_renderer *gr,
attribs[atti++] = attributes->offset[0];
attribs[atti++] = EGL_DMA_BUF_PLANE0_PITCH_EXT;
attribs[atti++] = attributes->stride[0];
if (gr->has_dmabuf_import_modifiers) {
attribs[atti++] = EGL_DMA_BUF_PLANE0_MODIFIER_LO_EXT;
attribs[atti++] = attributes->modifier[0] & 0xFFFFFFFF;
attribs[atti++] = EGL_DMA_BUF_PLANE0_MODIFIER_HI_EXT;
attribs[atti++] = attributes->modifier[0] >> 32;
}
}
if (attributes->n_planes > 1) {
......@@ -1612,6 +1617,12 @@ import_simple_dmabuf(struct gl_renderer *gr,
attribs[atti++] = attributes->offset[1];
attribs[atti++] = EGL_DMA_BUF_PLANE1_PITCH_EXT;
attribs[atti++] = attributes->stride[1];
if (gr->has_dmabuf_import_modifiers) {
attribs[atti++] = EGL_DMA_BUF_PLANE1_MODIFIER_LO_EXT;
attribs[atti++] = attributes->modifier[1] & 0xFFFFFFFF;
attribs[atti++] = EGL_DMA_BUF_PLANE1_MODIFIER_HI_EXT;
attribs[atti++] = attributes->modifier[1] >> 32;
}
}
if (attributes->n_planes > 2) {
......@@ -1621,6 +1632,12 @@ import_simple_dmabuf(struct gl_renderer *gr,
attribs[atti++] = attributes->offset[2];
attribs[atti++] = EGL_DMA_BUF_PLANE2_PITCH_EXT;
attribs[atti++] = attributes->stride[2];
if (gr->has_dmabuf_import_modifiers) {
attribs[atti++] = EGL_DMA_BUF_PLANE2_MODIFIER_LO_EXT;
attribs[atti++] = attributes->modifier[2] & 0xFFFFFFFF;
attribs[atti++] = EGL_DMA_BUF_PLANE2_MODIFIER_HI_EXT;
attribs[atti++] = attributes->modifier[2] >> 32;
}
}
attribs[atti++] = EGL_NONE;
......@@ -1944,8 +1961,14 @@ gl_renderer_import_dmabuf(struct weston_compositor *ec,
assert(gr->has_dmabuf_import);
for (i = 0; i < dmabuf->attributes.n_planes; i++) {
/* EGL import does not have modifiers */
/* return if EGL doesn't support import modifiers */
if (dmabuf->attributes.modifier[i] != 0)
if (!gr->has_dmabuf_import_modifiers)
return false;
/* return if modifiers passed are unequal */
if (dmabuf->attributes.modifier[i] !=
dmabuf->attributes.modifier[0])
return false;
}
......
......@@ -128,6 +128,12 @@ typedef struct wl_buffer * (EGLAPIENTRYP PFNEGLCREATEWAYLANDBUFFERFROMIMAGEWL) (
/* 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_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
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
......
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