mirror of
https://github.com/JustinZeus/Wholphin.git
synced 2026-07-08 23:51:21 +02:00
6be2662d4e
Experimental MPV player backend Related to #14, #22, & #85 You can switch to MPV in advanced settings and toggle using hardware decoding or not. This uses code and buildscripts from https://github.com/mpv-android/mpv-android, plus other third party libraries to build MPV
108 lines
2.6 KiB
C++
108 lines
2.6 KiB
C++
#include <jni.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <time.h>
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#include <locale.h>
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#include <atomic>
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#include <mpv/client.h>
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#include <pthread.h>
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extern "C" {
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#include <libavcodec/jni.h>
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}
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#include "log.h"
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#include "jni_utils.h"
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#include "event.h"
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#define ARRAYLEN(a) (sizeof(a)/sizeof(a[0]))
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extern "C" {
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jni_func(void, create, jobject appctx);
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jni_func(void, init);
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jni_func(void, destroy);
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jni_func(void, command, jobjectArray jarray);
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};
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JavaVM *g_vm;
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mpv_handle *g_mpv;
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std::atomic<bool> g_event_thread_request_exit(false);
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static pthread_t event_thread_id;
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static void prepare_environment(JNIEnv *env, jobject appctx) {
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setlocale(LC_NUMERIC, "C");
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if (!env->GetJavaVM(&g_vm) && g_vm)
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av_jni_set_java_vm(g_vm, NULL);
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jobject global_appctx = env->NewGlobalRef(appctx);
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if (global_appctx)
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av_jni_set_android_app_ctx(global_appctx, NULL);
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init_methods_cache(env);
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}
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jni_func(void, create, jobject appctx) {
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prepare_environment(env, appctx);
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if (g_mpv)
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die("mpv is already initialized");
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g_mpv = mpv_create();
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if (!g_mpv)
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die("context init failed");
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// use terminal log level but request verbose messages
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// this way --msg-level can be used to adjust later
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mpv_request_log_messages(g_mpv, "terminal-default");
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mpv_set_option_string(g_mpv, "msg-level", "all=v");
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}
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jni_func(void, init) {
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if (!g_mpv)
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die("mpv is not created");
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if (mpv_initialize(g_mpv) < 0)
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die("mpv init failed");
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g_event_thread_request_exit = false;
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if (pthread_create(&event_thread_id, NULL, event_thread, NULL) != 0)
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die("thread create failed");
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pthread_setname_np(event_thread_id, "event_thread");
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}
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jni_func(void, destroy) {
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if (!g_mpv) {
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ALOGV("mpv destroy called but it's already destroyed");
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return;
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}
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// poke event thread and wait for it to exit
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g_event_thread_request_exit = true;
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mpv_wakeup(g_mpv);
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pthread_join(event_thread_id, NULL);
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mpv_terminate_destroy(g_mpv);
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g_mpv = NULL;
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}
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jni_func(void, command, jobjectArray jarray) {
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CHECK_MPV_INIT();
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const char *arguments[128] = {0};
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int len = env->GetArrayLength(jarray);
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if (len >= ARRAYLEN(arguments))
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die("too many command arguments");
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for (int i = 0; i < len; ++i)
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arguments[i] = env->GetStringUTFChars((jstring)env->GetObjectArrayElement(jarray, i), NULL);
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mpv_command(g_mpv, arguments);
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for (int i = 0; i < len; ++i)
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env->ReleaseStringUTFChars((jstring)env->GetObjectArrayElement(jarray, i), arguments[i]);
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}
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