blob: 1d5b27332b535a994f061e3dd987e9d72a42894a [file] [log] [blame]
/*
* Copyright (c) 2018, The Linux Foundation. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials provided
* with the distribution.
* * Neither the name of The Linux Foundation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
* */
#include "aacEncode.h"
#include "aacenc_lib.h"
#include <utils/Log.h>
#include <string.h>
struct aacInfo
{
AACENC_BufDesc inBuff;
AACENC_BufDesc outBuff;
AACENC_InArgs inArg;
AACENC_OutArgs outArg;
};
aacEncode::aacEncode() {
p_aacHandle = NULL;
p_aacInfo = NULL;
memset(&s_aacConfig, 0, sizeof(s_aacConfig));
}
aacEncode::~aacEncode() {
if(!p_aacHandle) {
return;
}
if(aacEncClose((HANDLE_AACENCODER*)(&p_aacHandle)) != AACENC_OK) {
ALOGE("aacEncClose Failed");
return;
}
}
bool aacEncode::aacConfigure(aacConfigType * p_aacConfig) {
if(!p_aacConfig) {
return false;
}
memcpy(&s_aacConfig, p_aacConfig, sizeof(s_aacConfig));
/* Configure AAC encoder here */
AACENC_ERROR err = AACENC_OK;
p_aacInfo = (void*)new(aacInfo);
if(!p_aacInfo) {
ALOGE("Failed to allocate aacInfo");
return false;
}
/* Open AAC encoder */
err = aacEncOpen((HANDLE_AACENCODER*)(&p_aacHandle),
0x01 /* AAC */,
s_aacConfig.n_channels);
if(err != AACENC_OK) {
ALOGE("Failed top open AAC encoder");
return false;
}
/* Set Bitrate and SampleRate */
err = aacEncoder_SetParam((HANDLE_AACENCODER)p_aacHandle,
AACENC_BITRATE,
s_aacConfig.n_bitrate);
if(err != AACENC_OK) {
ALOGE("Failed to set bitrate param to AAC encoder");
return false;
}
err = aacEncoder_SetParam((HANDLE_AACENCODER)p_aacHandle,
AACENC_SAMPLERATE,
s_aacConfig.n_sampleRate);
if(err != AACENC_OK) {
ALOGE("Failed to set samplerate param to AAC encoder");
return false;
}
/* Fix Channel mode and order */
/* TODO */
/* Prefill encode structures */
/* TODO */
return true;
}
bool aacEncode::aacEncodeFrame(unsigned char * p_inBuffer,
unsigned int n_inSize,
unsigned char * p_outBuffer,
unsigned int n_outSize,
unsigned int * p_length) {
(void)n_inSize;
(void)n_outSize;
(void)p_length;
if(!p_inBuffer || !p_outBuffer) {
ALOGE("No buffers provided for AAC encoder");
return false;
}
aacInfo *tempAacInfo = (aacInfo*)p_aacInfo;
tempAacInfo->inBuff.bufs = (void**) (&p_inBuffer);
tempAacInfo->outBuff.bufs = (void**) (&p_outBuffer);
AACENC_ERROR err = AACENC_OK;
if(p_aacHandle) {
err = aacEncEncode((HANDLE_AACENCODER)p_aacHandle,
&tempAacInfo->inBuff,
&tempAacInfo->outBuff,
&tempAacInfo->inArg,
&tempAacInfo->outArg);
if(err != AACENC_OK) {
ALOGE("Failed to encode buffer");
return false;
}
} else {
ALOGE("No encoder available");
return false;
}
return true;
}