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[client] egl: added DMA texture support for direct upload

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Note: This only works with the KVMFR kernel module in a VM->VM
configuration. If this causes issues it can be disabled with the new
option `app:allowDMA`
This commit is contained in:
Geoffrey McRae
2020-10-30 02:32:25 +11:00
parent 0bf73d862d
commit 4f9544d61d
14 changed files with 190 additions and 71 deletions
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6
client/renderers/EGL/texture.h
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@@ -23,6 +23,7 @@ Place, Suite 330, Boston, MA 02111-1307 USA
#include "shader.h"
#include "common/framebuffer.h"
#include <SDL2/SDL_egl.h>
#include <GL/gl.h>
typedef struct EGL_Texture EGL_Texture;
@@ -43,12 +44,13 @@ enum EGL_TexStatus
EGL_TEX_STATUS_ERROR
};
bool egl_texture_init(EGL_Texture ** tex);
bool egl_texture_init(EGL_Texture ** texture, EGLDisplay * display);
void egl_texture_free(EGL_Texture ** tex);
bool egl_texture_setup (EGL_Texture * texture, enum EGL_PixelFormat pixfmt, size_t width, size_t height, size_t stride, bool streaming);
bool egl_texture_setup (EGL_Texture * texture, enum EGL_PixelFormat pixfmt, size_t width, size_t height, size_t stride, bool streaming, bool useDMA);
bool egl_texture_update (EGL_Texture * texture, const uint8_t * buffer);
bool egl_texture_update_from_frame(EGL_Texture * texture, const FrameBuffer * frame);
bool egl_texture_update_from_dma (EGL_Texture * texture, const FrameBuffer * frmame, const int dmaFd);
enum EGL_TexStatus egl_texture_process(EGL_Texture * texture);
enum EGL_TexStatus egl_texture_bind (EGL_Texture * texture);
int egl_texture_count (EGL_Texture * texture);