mirror of https://github.com/mpv-player/mpv
114 lines
3.0 KiB
C
114 lines
3.0 KiB
C
/*
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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
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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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* 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 Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with mpv. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <libavcodec/jni.h>
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#include <android/native_window_jni.h>
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#include "android_common.h"
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#include "common/msg.h"
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#include "options/m_config.h"
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#include "vo.h"
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struct android_opts {
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struct m_geometry surface_size;
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};
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#define OPT_BASE_STRUCT struct android_opts
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const struct m_sub_options android_conf = {
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.opts = (const struct m_option[]) {
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OPT_SIZE_BOX("android-surface-size", surface_size, UPDATE_VO_RESIZE),
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{0}
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},
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.size = sizeof(struct android_opts),
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};
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struct vo_android_state {
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struct mp_log *log;
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ANativeWindow *native_window;
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};
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int vo_android_init(struct vo *vo)
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{
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vo->android = talloc_zero(vo, struct vo_android_state);
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struct vo_android_state *ctx = vo->android;
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*ctx = (struct vo_android_state){
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.log = mp_log_new(ctx, vo->log, "android"),
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};
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jobject surface = (jobject)(intptr_t)vo->opts->WinID;
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JavaVM *vm = (JavaVM *)av_jni_get_java_vm(NULL);
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JNIEnv *env;
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int ret = (*vm)->GetEnv(vm, (void**)&env, JNI_VERSION_1_6);
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if (ret == JNI_EDETACHED) {
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if ((*vm)->AttachCurrentThread(vm, &env, NULL) != 0) {
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MP_FATAL(ctx, "Could not attach Java VM.\n");
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goto fail;
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}
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}
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ctx->native_window = ANativeWindow_fromSurface(env, surface);
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(*vm)->DetachCurrentThread(vm);
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return 1;
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fail:
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talloc_free(ctx);
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vo->android = NULL;
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return 0;
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}
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void vo_android_uninit(struct vo *vo)
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{
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struct vo_android_state *ctx = vo->android;
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if (!ctx)
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return;
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if (ctx->native_window)
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ANativeWindow_release(ctx->native_window);
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talloc_free(ctx);
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vo->android = NULL;
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}
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ANativeWindow *vo_android_native_window(struct vo *vo)
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{
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struct vo_android_state *ctx = vo->android;
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return ctx->native_window;
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}
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bool vo_android_surface_size(struct vo *vo, int *out_w, int *out_h)
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{
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struct vo_android_state *ctx = vo->android;
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void *tmp = talloc_new(NULL);
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struct android_opts *opts = mp_get_config_group(tmp, vo->global, &android_conf);
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int w = opts->surface_size.w, h = opts->surface_size.h;
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if (!w)
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w = ANativeWindow_getWidth(ctx->native_window);
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if (!h)
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h = ANativeWindow_getHeight(ctx->native_window);
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talloc_free(tmp);
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if (w <= 0 || h <= 0) {
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MP_ERR(ctx, "Failed to get height and width.\n");
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return false;
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}
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*out_w = w;
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*out_h = h;
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return true;
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}
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