mirror of
https://github.com/mpv-player/mpv
synced 2024-12-24 07:42:17 +00:00
vo_opengl: minimal EGL on X11 support
Pretty useless and only good for testing. Does not include any form of GLES support.
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dc1d851c92
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@ -628,12 +628,13 @@ check_yes_no $_dvbin DVBIN
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check_statement_libs "JPEG support" $_jpeg JPEG "stdio.h jpeglib.h" "" "-ljpeg $_ld_lm"
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_gl_x11_egl=no
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(test "$_x11" = no && test "$_wayland" = no) && _gl=no
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echocheck "OpenGL"
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#Note: this test is run even with --enable-gl since we autodetect linker flags
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if test "$_gl" != no ; then
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cat > $TMPC << EOF
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#if defined(GL_WAYLAND)
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#if defined(GL_WAYLAND) || defined(EGL_X11)
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#include <EGL/egl.h>
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#else
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#include <X11/Xlib.h>
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@ -670,6 +671,10 @@ EOF
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libs_mplayer="$libs_mplayer -lGL -lEGL"
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test "$_gl_wayland" = yes && res_comment="$res_comment wayland"
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fi
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if test "$_x11" = yes && test "$_gl" = yes && pkg_config_add "egl"; then
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_gl_x11_egl=yes
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res_comment="$res_comment x11egl"
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fi
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else
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_gl=no
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fi
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@ -677,9 +682,11 @@ fi
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if test "$_gl" = no ; then
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_gl_x11=no
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_gl_wayland=no
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_gl_x11_egl=no
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fi
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check_yes_no $_gl GL
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check_yes_no $_gl_x11 GL_X11
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check_yes_no $_gl_x11_egl EGL_X11
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check_yes_no $_gl_wayland GL_WAYLAND
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echores "$_gl"
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@ -70,6 +70,7 @@ SOURCES-$(ENCODING) += video/out/vo_lavc.c audio/out/ao_lavc.c \
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common/encode_lavc.c
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SOURCES-$(GL_X11) += video/out/x11_common.c video/out/gl_x11.c
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SOURCES-$(EGL_X11) += video/out/x11_common.c video/out/gl_x11egl.c
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SOURCES-$(GL_WAYLAND) += video/out/wayland_common.c \
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video/out/gl_wayland.c
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@ -879,6 +879,9 @@ static const struct backend backends[] = {
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#endif
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#if HAVE_GL_X11
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{"x11", mpgl_set_backend_x11},
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#endif
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#if HAVE_EGL_X11
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{"x11egl", mpgl_set_backend_x11egl},
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#endif
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{0}
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};
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@ -161,6 +161,7 @@ int mpgl_validate_backend_opt(struct mp_log *log, const struct m_option *opt,
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void mpgl_set_backend_cocoa(MPGLContext *ctx);
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void mpgl_set_backend_w32(MPGLContext *ctx);
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void mpgl_set_backend_x11(MPGLContext *ctx);
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void mpgl_set_backend_x11egl(MPGLContext *ctx);
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void mpgl_set_backend_wayland(MPGLContext *ctx);
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struct mp_hwdec_info;
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167
video/out/gl_x11egl.c
Normal file
167
video/out/gl_x11egl.c
Normal file
@ -0,0 +1,167 @@
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/*
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* This file is part of mpv.
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*
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* mpv is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* mpv is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with mpv. If not, see <http://www.gnu.org/licenses/>.
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*
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* You can alternatively redistribute this file and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*/
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#include <X11/Xlib.h>
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#include <EGL/egl.h>
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#include <EGL/eglext.h>
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#include "common/common.h"
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#include "x11_common.h"
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#include "gl_common.h"
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struct priv {
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EGLDisplay egl_display;
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EGLContext egl_context;
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EGLSurface egl_surface;
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};
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static EGLConfig select_fb_config_egl(struct MPGLContext *ctx)
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{
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struct priv *p = ctx->priv;
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EGLint attributes[] = {
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EGL_SURFACE_TYPE, EGL_WINDOW_BIT,
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EGL_RED_SIZE, 8,
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EGL_GREEN_SIZE, 8,
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EGL_BLUE_SIZE, 8,
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EGL_DEPTH_SIZE, 0,
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EGL_RENDERABLE_TYPE, EGL_OPENGL_BIT,
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EGL_NONE
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};
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EGLint config_count;
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EGLConfig config;
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eglChooseConfig(p->egl_display, attributes, &config, 1, &config_count);
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if (!config_count) {
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MP_FATAL(ctx->vo, "Could find EGL configuration!\n");
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return NULL;
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}
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return config;
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}
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static bool create_context_egl(MPGLContext *ctx, EGLConfig config,
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EGLNativeWindowType window)
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{
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struct priv *p = ctx->priv;
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EGLint context_attributes[] = {
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EGL_CONTEXT_MAJOR_VERSION_KHR,
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MPGL_VER_GET_MAJOR(ctx->requested_gl_version),
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EGL_NONE
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};
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p->egl_surface = eglCreateWindowSurface(p->egl_display, config, window, NULL);
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if (p->egl_surface == EGL_NO_SURFACE) {
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MP_FATAL(ctx->vo, "Could not create EGL surface!\n");
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return false;
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}
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p->egl_context = eglCreateContext(p->egl_display, config,
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EGL_NO_CONTEXT, context_attributes);
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if (p->egl_context == EGL_NO_CONTEXT) {
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MP_FATAL(ctx->vo, "Could not create EGL context!\n");
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return false;
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}
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eglMakeCurrent(p->egl_display, p->egl_surface, p->egl_surface,
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p->egl_context);
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return true;
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}
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static bool config_window_x11_egl(struct MPGLContext *ctx, int flags)
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{
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struct priv *p = ctx->priv;
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struct vo *vo = ctx->vo;
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if (p->egl_context) {
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vo_x11_config_vo_window(vo, NULL, flags, "gl");
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return true;
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}
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eglBindAPI(EGL_OPENGL_API);
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p->egl_display = eglGetDisplay(vo->x11->display);
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eglInitialize(p->egl_display, NULL, NULL);
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EGLConfig config = select_fb_config_egl(ctx);
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if (!config)
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return false;
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int vID, n;
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eglGetConfigAttrib(p->egl_display, config, EGL_NATIVE_VISUAL_ID, &vID);
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XVisualInfo template = {.visualid = vID};
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XVisualInfo *vi = XGetVisualInfo(vo->x11->display, VisualIDMask, &template, &n);
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if (!vi) {
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MP_FATAL(ctx->vo, "Getting X visual failed!\n");
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return false;
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}
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vo_x11_config_vo_window(vo, vi, flags, "gl");
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XFree(vi);
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if (!create_context_egl(ctx, config, (EGLNativeWindowType)vo->x11->window))
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{
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vo_x11_uninit(ctx->vo);
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return false;
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}
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void *(*gpa)(const GLubyte*) = (void *(*)(const GLubyte*))eglGetProcAddress;
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mpgl_load_functions(ctx->gl, gpa, NULL, vo->log);
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return true;
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}
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static void releaseGlContext_egl(MPGLContext *ctx)
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{
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struct priv *p = ctx->priv;
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if (p->egl_context) {
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eglMakeCurrent(p->egl_display, EGL_NO_SURFACE, EGL_NO_SURFACE,
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EGL_NO_CONTEXT);
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eglDestroyContext(p->egl_display, p->egl_context);
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}
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p->egl_context = EGL_NO_CONTEXT;
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}
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static void swapGlBuffers_egl(MPGLContext *ctx)
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{
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struct priv *p = ctx->priv;
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eglSwapBuffers(p->egl_display, p->egl_surface);
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}
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void mpgl_set_backend_x11egl(MPGLContext *ctx)
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{
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ctx->priv = talloc_zero(ctx, struct priv);
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ctx->config_window = config_window_x11_egl;
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ctx->releaseGlContext = releaseGlContext_egl;
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ctx->swapGlBuffers = swapGlBuffers_egl;
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ctx->vo_init = vo_x11_init;
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ctx->vo_uninit = vo_x11_uninit;
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ctx->vo_control = vo_x11_control;
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}
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7
wscript
7
wscript
@ -613,6 +613,13 @@ video_output_features = [
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'func': check_libs(['GL', 'GL Xdamage'],
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check_cc(fragment=load_fragment('gl_x11.c'),
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use=['x11', 'libdl', 'pthreads']))
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} , {
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'name': '--egl-x11',
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'desc': 'OpenGL X11 EGL Backend',
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'deps': [ 'x11' ],
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'groups': [ 'gl' ],
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'func': check_pkg_config('egl', 'gl'),
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'default': 'disable',
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} , {
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'name': '--gl-wayland',
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'desc': 'OpenGL Wayland Backend',
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@ -352,6 +352,7 @@ def build(ctx):
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( "video/out/gl_w32.c", "gl-win32" ),
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( "video/out/gl_wayland.c", "gl-wayland" ),
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( "video/out/gl_x11.c", "gl-x11" ),
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( "video/out/gl_x11egl.c", "egl-x11" ),
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( "video/out/pnm_loader.c", "gl" ),
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( "video/out/vo.c" ),
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( "video/out/vo_caca.c", "caca" ),
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