blob: e2dfcf3e9506cd8067686ba26f60753db7108239 [file] [log] [blame]
/*
* Copyright (C) 2018 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef ANDROID_C2_SOFT_MP3_DEC_H_
#define ANDROID_C2_SOFT_MP3_DEC_H_
#include <SimpleC2Component.h>
struct tPVMP3DecoderExternal;
bool parseMp3Header(uint32_t header, size_t *frame_size,
uint32_t *out_sampling_rate = nullptr,
uint32_t *out_channels = nullptr,
uint32_t *out_bitrate = nullptr,
uint32_t *out_num_samples = nullptr);
namespace android {
struct C2SoftMP3 : public SimpleC2Component {
class IntfImpl;
C2SoftMP3(const char *name, c2_node_id_t id,
const std::shared_ptr<IntfImpl> &intfImpl);
virtual ~C2SoftMP3();
// From SimpleC2Component
c2_status_t onInit() override;
c2_status_t onStop() override;
void onReset() override;
void onRelease() override;
c2_status_t onFlush_sm() override;
void process(
const std::unique_ptr<C2Work> &work,
const std::shared_ptr<C2BlockPool> &pool) override;
c2_status_t drain(
uint32_t drainMode,
const std::shared_ptr<C2BlockPool> &pool) override;
private:
enum {
kPVMP3DecoderDelay = 529 // samples
};
std::shared_ptr<IntfImpl> mIntf;
tPVMP3DecoderExternal *mConfig;
void *mDecoderBuf;
bool mIsFirst;
bool mSignalledError;
bool mSignalledOutputEos;
bool mGaplessBytes;
int64_t mAnchorTimeStamp;
uint64_t mProcessedSamples;
status_t initDecoder();
C2_DO_NOT_COPY(C2SoftMP3);
};
} // namespace android
#endif // ANDROID_C2_SOFT_MP3_DEC_H_