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Diffstat (limited to 'video/out/opengl/context_android.c')
-rw-r--r--video/out/opengl/context_android.c151
1 files changed, 151 insertions, 0 deletions
diff --git a/video/out/opengl/context_android.c b/video/out/opengl/context_android.c
new file mode 100644
index 0000000000..f98ec1ea03
--- /dev/null
+++ b/video/out/opengl/context_android.c
@@ -0,0 +1,151 @@
+/*
+ * This file is part of mpv.
+ *
+ * mpv is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * mpv is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with mpv. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <EGL/egl.h>
+#include <EGL/eglext.h>
+#include <libavcodec/jni.h>
+#include <android/native_window_jni.h>
+
+#include "egl_helpers.h"
+
+#include "common/common.h"
+#include "options/m_config.h"
+#include "context.h"
+
+struct priv {
+ struct GL gl;
+ EGLDisplay egl_display;
+ EGLConfig egl_config;
+ EGLContext egl_context;
+ EGLSurface egl_surface;
+ ANativeWindow *native_window;
+ int w, h;
+};
+
+static void android_swap_buffers(struct ra_ctx *ctx)
+{
+ struct priv *p = ctx->priv;
+ eglSwapBuffers(p->egl_display, p->egl_surface);
+}
+
+static void android_uninit(struct ra_ctx *ctx)
+{
+ struct priv *p = ctx->priv;
+ ra_gl_ctx_uninit(ctx);
+
+ if (p->egl_surface) {
+ eglMakeCurrent(p->egl_display, EGL_NO_SURFACE, EGL_NO_SURFACE,
+ EGL_NO_CONTEXT);
+ eglDestroySurface(p->egl_display, p->egl_surface);
+ }
+ if (p->egl_context)
+ eglDestroyContext(p->egl_display, p->egl_context);
+
+ if (p->native_window) {
+ ANativeWindow_release(p->native_window);
+ p->native_window = NULL;
+ }
+}
+
+static bool android_init(struct ra_ctx *ctx)
+{
+ struct priv *p = ctx->priv = talloc_zero(ctx, struct priv);
+
+ jobject surface = (jobject)(intptr_t)ctx->vo->opts->WinID;
+ JavaVM *vm = (JavaVM *)av_jni_get_java_vm(NULL);
+ JNIEnv *env;
+ int ret = (*vm)->GetEnv(vm, (void**)&env, JNI_VERSION_1_6);
+ if (ret == JNI_EDETACHED) {
+ if ((*vm)->AttachCurrentThread(vm, &env, NULL) != 0) {
+ MP_FATAL(ctx, "Could not attach java VM.\n");
+ goto fail;
+ }
+ }
+ p->native_window = ANativeWindow_fromSurface(env, surface);
+ (*vm)->DetachCurrentThread(vm);
+
+ p->egl_display = eglGetDisplay(EGL_DEFAULT_DISPLAY);
+ if (!eglInitialize(p->egl_display, NULL, NULL)) {
+ MP_FATAL(ctx, "EGL failed to initialize.\n");
+ goto fail;
+ }
+
+ EGLConfig config;
+ if (!mpegl_create_context(ctx, p->egl_display, &p->egl_context, &config))
+ goto fail;
+
+ EGLint format;
+ eglGetConfigAttrib(p->egl_display, config, EGL_NATIVE_VISUAL_ID, &format);
+ ANativeWindow_setBuffersGeometry(p->native_window, 0, 0, format);
+
+ p->egl_surface = eglCreateWindowSurface(p->egl_display, config,
+ (EGLNativeWindowType)p->native_window, NULL);
+
+ if (p->egl_surface == EGL_NO_SURFACE) {
+ MP_FATAL(ctx, "Could not create EGL surface!\n");
+ goto fail;
+ }
+
+ if (!eglMakeCurrent(p->egl_display, p->egl_surface, p->egl_surface,
+ p->egl_context)) {
+ MP_FATAL(ctx, "Failed to set context!\n");
+ goto fail;
+ }
+
+ if (!eglQuerySurface(p->egl_display, p->egl_surface, EGL_WIDTH, &p->w) ||
+ !eglQuerySurface(p->egl_display, p->egl_surface, EGL_HEIGHT, &p->h)) {
+ MP_FATAL(ctx, "Failed to get height and width!\n");
+ goto fail;
+ }
+
+ mpegl_load_functions(&p->gl, ctx->log);
+
+ struct ra_gl_ctx_params params = {
+ .swap_buffers = android_swap_buffers,
+ };
+
+ if (!ra_gl_ctx_init(ctx, &p->gl, params))
+ goto fail;
+
+ return true;
+fail:
+ android_uninit(ctx);
+ return false;
+}
+
+static bool android_reconfig(struct ra_ctx *ctx)
+{
+ struct priv *p = ctx->priv;
+ ctx->vo->dwidth = p->w;
+ ctx->vo->dheight = p->h;
+ ra_gl_ctx_resize(ctx->swapchain, p->w, p->h, 0);
+ return true;
+}
+
+static int android_control(struct ra_ctx *ctx, int *events, int request, void *arg)
+{
+ return VO_NOTIMPL;
+}
+
+const struct ra_ctx_fns ra_ctx_android = {
+ .type = "opengl",
+ .name = "android",
+ .reconfig = android_reconfig,
+ .control = android_control,
+ .init = android_init,
+ .uninit = android_uninit,
+};