static inline FFAMediaCodec *codec_create(int method, const char *arg) { int ret = -1; JNIEnv *env = NULL; FFAMediaCodec *codec = NULL; jstring jarg = NULL; jobject object = NULL; jmethodID create_id = NULL; codec = av_mallocz(sizeof(FFAMediaCodec)); if (!codec) { return NULL; codec->class = &amediacodec_class; env = ff_jni_get_env(codec); if (!env) { av_freep(&codec); return NULL; if (ff_jni_init_jfields(env, &codec->jfields, jni_amediacodec_mapping, 1, codec) < 0) { goto fail; jarg = ff_jni_utf_chars_to_jstring(env, arg, codec); if (!jarg) { goto fail; switch (method) { case CREATE_CODEC_BY_NAME: create_id = codec->jfields.create_by_codec_name_id; break; case CREATE_DECODER_BY_TYPE: create_id = codec->jfields.create_decoder_by_type_id; break; case CREATE_ENCODER_BY_TYPE: create_id = codec->jfields.create_encoder_by_type_id; break; default: av_assert0(0); object = (*env)->CallStaticObjectMethod(env, codec->jfields.mediacodec_class, create_id, jarg); if (ff_jni_exception_check(env, 1, codec) < 0) { goto fail; codec->object = (*env)->NewGlobalRef(env, object); if (!codec->object) { goto fail; if (codec_init_static_fields(codec) < 0) { goto fail; if (codec->jfields.get_input_buffer_id && codec->jfields.get_output_buffer_id) { codec->has_get_i_o_buffer = 1; ret = 0; fail: if (jarg) { (*env)->DeleteLocalRef(env, jarg); if (object) { (*env)->DeleteLocalRef(env, object); if (ret < 0) { ff_jni_reset_jfields(env, &codec->jfields, jni_amediacodec_mapping, 1, codec); av_freep(&codec); return codec;