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[client] egl: add support for EGL_EXT_image_dma_buf_import_modifiers

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This commit is contained in:
Geoffrey McRae 2022-07-30 15:55:20 +10:00
parent eb1774f955
commit af51ea6d0b
3 changed files with 39 additions and 19 deletions
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18
client/renderers/EGL/texture_dmabuf.c
View File

@ -20,6 +20,7 @@
#include "texture.h"
#include "texture_buffer.h"
#include "util.h"
#include "common/vector.h"
#include "egl_dynprocs.h"
@ -36,6 +37,7 @@ typedef struct TexDMABUF
TextureBuffer base;
EGLDisplay display;
bool hasImportModifiers;
Vector images;
}
TexDMABUF;
@ -77,6 +79,11 @@ static bool egl_texDMABUFInit(EGL_Texture ** texture, EGL_TexType type,
}
this->display = display;
const char * client_exts = eglQueryString(this->display, EGL_EXTENSIONS);
this->hasImportModifiers =
util_hasGLExt(client_exts, "EGL_EXT_image_dma_buf_import_modifiers");
return true;
}
@ -122,17 +129,24 @@ static bool egl_texDMABUFUpdate(EGL_Texture * texture,
if (image == EGL_NO_IMAGE)
{
EGLAttrib const attribs[] =
const uint64_t modifier = DRM_FORMAT_MOD_LINEAR;
EGLAttrib attribs[] =
{
EGL_WIDTH , texture->format.width,
EGL_HEIGHT , texture->format.height,
EGL_LINUX_DRM_FOURCC_EXT , texture->format.fourcc,
EGL_DMA_BUF_PLANE0_FD_EXT , update->dmaFD,
EGL_DMA_BUF_PLANE0_OFFSET_EXT, 0,
EGL_DMA_BUF_PLANE0_OFFSET_EXT , 0,
EGL_DMA_BUF_PLANE0_PITCH_EXT , texture->format.stride,
EGL_DMA_BUF_PLANE0_MODIFIER_LO_EXT, (modifier & 0xffffff),
EGL_DMA_BUF_PLANE0_MODIFIER_HI_EXT, (modifier >> 32),
EGL_NONE , EGL_NONE
};
if (!this->hasImportModifiers)
attribs[12] = attribs[13] =
attribs[14] = attribs[15] = EGL_NONE;
image = g_egl_dynProcs.eglCreateImage(
this->display,
EGL_NO_CONTEXT,

11
client/renderers/EGL/texture_util.c
View File

@ -28,17 +28,6 @@
#include "egldebug.h"
#include "egl_dynprocs.h"
/**
* the following comes from drm_fourcc.h and is included here to avoid the
* external dependency for the few simple defines we need
*/
#define fourcc_code(a, b, c, d) ((uint32_t)(a) | ((uint32_t)(b) << 8) | \
((uint32_t)(c) << 16) | ((uint32_t)(d) << 24))
#define DRM_FORMAT_ARGB8888 fourcc_code('A', 'R', '2', '4')
#define DRM_FORMAT_ABGR8888 fourcc_code('A', 'B', '2', '4')
#define DRM_FORMAT_BGRA1010102 fourcc_code('B', 'A', '3', '0')
#define DRM_FORMAT_ABGR16161616F fourcc_code('A', 'B', '4', 'H')
bool egl_texUtilGetFormat(const EGL_TexSetup * setup, EGL_TexFormat * fmt)
{
switch(setup->pixFmt)

17
client/renderers/EGL/texture_util.h
View File

@ -55,3 +55,20 @@ bool egl_texUtilGenBuffers(const EGL_TexFormat * fmt, EGL_TexBuffer * buffers,
void egl_texUtilFreeBuffers(EGL_TexBuffer * buffers, int count);
bool egl_texUtilMapBuffer(EGL_TexBuffer * buffer);
void egl_texUtilUnmapBuffer(EGL_TexBuffer * buffer);
/**
* the following comes from drm_fourcc.h and is included here to avoid the
* external dependency for the few simple defines we need
*/
#define fourcc_code(a, b, c, d) ((uint32_t)(a) | ((uint32_t)(b) << 8) | \
((uint32_t)(c) << 16) | ((uint32_t)(d) << 24))
#define DRM_FORMAT_ARGB8888 fourcc_code('A', 'R', '2', '4')
#define DRM_FORMAT_ABGR8888 fourcc_code('A', 'B', '2', '4')
#define DRM_FORMAT_BGRA1010102 fourcc_code('B', 'A', '3', '0')
#define DRM_FORMAT_ABGR16161616F fourcc_code('A', 'B', '4', 'H')
#define DRM_FORMAT_MOD_VENDOR_NONE 0
#define fourcc_mod_code(vendor, val) \
((((uint64_t)DRM_FORMAT_MOD_VENDOR_## vendor) << 56) | \
((val) & 0x00ffffffffffffffULL))
#define DRM_FORMAT_MOD_LINEAR fourcc_mod_code(NONE, 0)