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/*
* Copyright 2017 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#ifndef SDK_ANDROID_SRC_JNI_VIDEOENCODERFACTORYWRAPPER_H_
#define SDK_ANDROID_SRC_JNI_VIDEOENCODERFACTORYWRAPPER_H_
#include <jni.h>
#include <vector>
#include "media/engine/webrtcvideoencoderfactory.h"
#include "sdk/android/src/jni/jni_helpers.h"
namespace webrtc {
namespace jni {
// Wrapper for Java VideoEncoderFactory class. Delegates method calls through
// JNI and wraps the encoder inside VideoEncoderWrapper.
class VideoEncoderFactoryWrapper : public cricket::WebRtcVideoEncoderFactory {
public:
VideoEncoderFactoryWrapper(JNIEnv* jni, jobject encoder_factory);
// Caller takes the ownership of the returned object and it should be released
// by calling DestroyVideoEncoder().
VideoEncoder* CreateVideoEncoder(const cricket::VideoCodec& codec) override;
// Returns a list of supported codecs in order of preference.
const std::vector<cricket::VideoCodec>& supported_codecs() const override {
return supported_codecs_;
}
void DestroyVideoEncoder(VideoEncoder* encoder) override;
private:
std::vector<cricket::VideoCodec> GetSupportedCodecs(JNIEnv* jni) const;
jobject ToJavaCodecInfo(JNIEnv* jni, const cricket::VideoCodec& codec);
const ScopedGlobalRef<jclass> video_codec_info_class_;
const ScopedGlobalRef<jclass> hash_map_class_;
const ScopedGlobalRef<jobject> encoder_factory_;
jmethodID create_encoder_method_;
jmethodID get_supported_codecs_method_;
jmethodID video_codec_info_constructor_;
jfieldID payload_field_;
jfieldID name_field_;
jfieldID params_field_;
jmethodID hash_map_constructor_;
jmethodID put_method_;
std::vector<cricket::VideoCodec> supported_codecs_;
};
} // namespace jni
} // namespace webrtc
#endif // SDK_ANDROID_SRC_JNI_VIDEOENCODERFACTORYWRAPPER_H_