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
125 lines
4.4 KiB
C++
125 lines
4.4 KiB
C++
#include <jni.h>
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#include <stdlib.h>
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#include <mpv/client.h>
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#include "jni_utils.h"
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#include "log.h"
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#include "globals.h"
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extern "C" {
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jni_func(jint, setOptionString, jstring option, jstring value);
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jni_func(jobject, getPropertyInt, jstring property);
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jni_func(void, setPropertyInt, jstring property, jint value);
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jni_func(jobject, getPropertyDouble, jstring property);
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jni_func(void, setPropertyDouble, jstring property, jdouble value);
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jni_func(jobject, getPropertyBoolean, jstring property);
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jni_func(void, setPropertyBoolean, jstring property, jboolean value);
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jni_func(jstring, getPropertyString, jstring jproperty);
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jni_func(void, setPropertyString, jstring jproperty, jstring jvalue);
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jni_func(void, observeProperty, jstring property, jint format);
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}
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jni_func(jint, setOptionString, jstring joption, jstring jvalue) {
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CHECK_MPV_INIT();
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const char *option = env->GetStringUTFChars(joption, NULL);
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const char *value = env->GetStringUTFChars(jvalue, NULL);
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int result = mpv_set_option_string(g_mpv, option, value);
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env->ReleaseStringUTFChars(joption, option);
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env->ReleaseStringUTFChars(jvalue, value);
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return result;
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}
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static int common_get_property(JNIEnv *env, jstring jproperty, mpv_format format, void *output)
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{
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CHECK_MPV_INIT();
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const char *prop = env->GetStringUTFChars(jproperty, NULL);
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int result = mpv_get_property(g_mpv, prop, format, output);
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if (result == MPV_ERROR_PROPERTY_UNAVAILABLE)
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ALOGV("mpv_get_property(%s) format %d was unavailable", prop, format);
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else if (result < 0)
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ALOGE("mpv_get_property(%s) format %d returned error %s", prop, format, mpv_error_string(result));
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env->ReleaseStringUTFChars(jproperty, prop);
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return result;
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}
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static int common_set_property(JNIEnv *env, jstring jproperty, mpv_format format, void *value)
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{
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CHECK_MPV_INIT();
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const char *prop = env->GetStringUTFChars(jproperty, NULL);
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int result = mpv_set_property(g_mpv, prop, format, value);
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if (result < 0)
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ALOGE("mpv_set_property(%s, %p) format %d returned error %s", prop, value, format, mpv_error_string(result));
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env->ReleaseStringUTFChars(jproperty, prop);
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return result;
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}
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jni_func(jobject, getPropertyInt, jstring jproperty) {
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int64_t value = 0;
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if (common_get_property(env, jproperty, MPV_FORMAT_INT64, &value) < 0)
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return NULL;
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return env->NewObject(java_Integer, java_Integer_init, (jint)value);
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}
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jni_func(jobject, getPropertyDouble, jstring jproperty) {
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double value = 0;
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if (common_get_property(env, jproperty, MPV_FORMAT_DOUBLE, &value) < 0)
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return NULL;
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return env->NewObject(java_Double, java_Double_init, (jdouble)value);
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}
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jni_func(jobject, getPropertyBoolean, jstring jproperty) {
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int value = 0;
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if (common_get_property(env, jproperty, MPV_FORMAT_FLAG, &value) < 0)
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return NULL;
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return env->NewObject(java_Boolean, java_Boolean_init, (jboolean)value);
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}
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jni_func(jstring, getPropertyString, jstring jproperty) {
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char *value;
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if (common_get_property(env, jproperty, MPV_FORMAT_STRING, &value) < 0)
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return NULL;
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jstring jvalue = env->NewStringUTF(value);
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mpv_free(value);
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return jvalue;
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}
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jni_func(void, setPropertyInt, jstring jproperty, jint jvalue) {
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int64_t value = static_cast<int64_t>(jvalue);
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common_set_property(env, jproperty, MPV_FORMAT_INT64, &value);
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}
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jni_func(void, setPropertyDouble, jstring jproperty, jdouble jvalue) {
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double value = static_cast<double>(jvalue);
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common_set_property(env, jproperty, MPV_FORMAT_DOUBLE, &value);
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}
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jni_func(void, setPropertyBoolean, jstring jproperty, jboolean jvalue) {
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int value = jvalue == JNI_TRUE ? 1 : 0;
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common_set_property(env, jproperty, MPV_FORMAT_FLAG, &value);
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}
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jni_func(void, setPropertyString, jstring jproperty, jstring jvalue) {
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const char *value = env->GetStringUTFChars(jvalue, NULL);
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common_set_property(env, jproperty, MPV_FORMAT_STRING, &value);
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env->ReleaseStringUTFChars(jvalue, value);
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}
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jni_func(void, observeProperty, jstring property, jint format) {
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CHECK_MPV_INIT();
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const char *prop = env->GetStringUTFChars(property, NULL);
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int result = mpv_observe_property(g_mpv, 0, prop, (mpv_format)format);
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if (result < 0)
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ALOGE("mpv_observe_property(%s) format %d returned error %s", prop, format, mpv_error_string(result));
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env->ReleaseStringUTFChars(property, prop);
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}
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