diff --git a/libavcodec/mediacodec_wrapper.c b/libavcodec/mediacodec_wrapper.c index 4d6e9487b8..34ec2134aa 100644 --- a/libavcodec/mediacodec_wrapper.c +++ b/libavcodec/mediacodec_wrapper.c @@ -2513,6 +2513,21 @@ FFAMediaCodec* ff_AMediaCodec_createEncoderByType(const char *mime_type, int ndk int ff_Build_SDK_INT(AVCodecContext *avctx) { int ret = -1; + +#if __ANDROID_API__ >= 24 + // android_get_device_api_level() is a static inline before API level 29. + // dlsym() might doesn't work. + // + // We can implement android_get_device_api_level() by + // __system_property_get(), but __system_property_get() has created a lot of + // troubles and is deprecated. So avoid using __system_property_get() for + // now. + // + // Hopy we can remove the conditional compilation finally by bumping the + // required API level. + // + ret = android_get_device_api_level(); +#else JNIEnv *env = NULL; jclass versionClass; jfieldID sdkIntFieldID; @@ -2522,5 +2537,8 @@ int ff_Build_SDK_INT(AVCodecContext *avctx) sdkIntFieldID = (*env)->GetStaticFieldID(env, versionClass, "SDK_INT", "I"); ret = (*env)->GetStaticIntField(env, versionClass, sdkIntFieldID); (*env)->DeleteLocalRef(env, versionClass); +#endif + av_log(avctx, AV_LOG_DEBUG, "device api level %d\n", ret); + return ret; }