static int
c_main(int argc, char *argv[])
{
lame_t gf;
int ret;
#if macintosh
argc = ccommand(&argv);
#endif
#ifdef __EMX__
/* This gives wildcard expansion on Non-POSIX shells with OS/2 */
_wildcard(&argc, &argv);
#endif
#if defined( _WIN32 ) && !defined(__MINGW32__)
set_process_affinity();
#endif
frontend_open_console();
gf = lame_init(); /* initialize libmp3lame */
if (NULL == gf) {
error_printf("fatal error during initialization\n");
ret = 1;
}
else {
ret = lame_main(gf, argc, argv);
lame_close(gf);
}
frontend_close_console();
return ret;
}
MP3Encoder(UINT bitRate)
{
curBitRate = bitRate;
lgf = lame_init();
if(!lgf)
CrashError(TEXT("Unable to open mp3 encoder"));
lame_set_in_samplerate(lgf, App->GetSampleRateHz());
lame_set_out_samplerate(lgf, App->GetSampleRateHz());
lame_set_num_channels(lgf, 2);
lame_set_mode(lgf, STEREO);
lame_set_disable_reservoir(lgf, TRUE); //bit reservoir has to be disabled for seamless streaming
lame_set_VBR(lgf, vbr_off);
lame_set_brate(lgf, bitRate);
lame_init_params(lgf);
outputFrameSize = lame_get_framesize(lgf); //1152 usually
dwMP3MaxSize = DWORD(1.25*double(outputFrameSize*audioBlockSize) + 7200.0);
MP3OutputBuffer.SetSize(dwMP3MaxSize+1);
MP3OutputBuffer[0] = 0x2f;
bFirstPacket = true;
Log(TEXT("------------------------------------------"));
Log(TEXT("%s"), GetInfoString().Array());
}
void
Java_com_test_lame_TestLameActivity_convertMP3(JNIEnv* env,jobject thiz,jstring inFile ,jstring outFile,
jstring progF, int sampleRate, int bitRate){
userCancel=0;
totBytes=0;
lame_global_flags *gf = lame_init();
lame_set_num_channels(gf, 1);
lame_set_in_samplerate(gf,sampleRate);
lame_set_brate(gf,bitRate);
lame_set_bWriteVbrTag(gf,0);
int ipr = lame_init_params(gf);
const char* outfs;
outfs = (*env)->GetStringUTFChars(env, outFile, NULL);
const char* infs;
infs = (*env)->GetStringUTFChars(env,inFile, NULL);
int enc_delay = -1;
int enc_padding = -1;
const char* progfs;
progfs = (*env)->GetStringUTFChars(env, progF, NULL);
//set the global progress file variable to be accessed in lame_encoder()
progFile = fopen(progfs,"w");
FILE *outf = init_files(gf,infs,outfs,&enc_delay,&enc_padding);
lame_encoder(gf, outf,0 ,infs ,outfs );
}
static bool
lame_encoder_open(struct encoder *_encoder, struct audio_format *audio_format,
GError **error)
{
struct lame_encoder *encoder = (struct lame_encoder *)_encoder;
audio_format->format = SAMPLE_FORMAT_S16;
audio_format->channels = 2;
encoder->audio_format = *audio_format;
encoder->gfp = lame_init();
if (encoder->gfp == NULL) {
g_set_error(error, lame_encoder_quark(), 0,
"lame_init() failed");
return false;
}
if (!lame_encoder_setup(encoder, error)) {
lame_close(encoder->gfp);
return false;
}
encoder->buffer_length = 0;
return true;
}
int CLameDecoder::Init()
{
m_lame = lame_init();
if(m_lame == NULL)
{
m_pDebug->Format("[lame_init] failed");
return -1;
}
//set lame parameters
lame_set_decode_only(m_lame, 1);
lame_set_num_samples(m_lame, MAX_U_32_NUM);
//init decoder
m_hip = hip_decode_init();
if(m_hip == NULL)
{
m_pDebug->Format("[hip_decode_init] failed");
return -1;
}
m_is = new BlockBufferInputStream();
//other internal parameters
m_nDelay = -1;
m_nPadding = -1;
m_nState = STATE_INIT;
m_nTotalSamples = 0;
return 0;
}
int doInit(LameConf* conf) {
int result;
conf->gf=lame_init();
if (conf->gf==NULL) {
//throwRuntimeException(env, "out of memory");
return org_tritonus_lowlevel_lame_Lame_OUT_OF_MEMORY;
}
lame_set_num_channels(conf->gf, conf->channels);
lame_set_in_samplerate(conf->gf, conf->sampleRate);
if (conf->mode!=org_tritonus_lowlevel_lame_Lame_CHANNEL_MODE_AUTO) {
lame_set_mode(conf->gf, conf->mode);
}
if (conf->VBR) {
lame_set_VBR(conf->gf, vbr_default);
lame_set_VBR_q(conf->gf, conf->quality);
} else {
if (conf->bitrate!=org_tritonus_lowlevel_lame_Lame_BITRATE_AUTO) {
lame_set_brate(conf->gf, conf->bitrate);
}
}
lame_set_quality(conf->gf, conf->quality);
result=lame_init_params(conf->gf);
// return effective values
conf->sampleRate=lame_get_out_samplerate(conf->gf);
conf->bitrate=lame_get_brate(conf->gf);
conf->mode=lame_get_mode(conf->gf);
conf->VBR=lame_get_VBR(conf->gf);
conf->quality=(conf->VBR)?lame_get_VBR_q(conf->gf):lame_get_quality(conf->gf);
conf->mpegVersion=lame_get_version(conf->gf);
return result;
}
int lame_enc_init(lame_enc *lame)
{
int rc;
char info_buf[256];
lame->gfp = lame_init();
lame_set_num_channels(lame->gfp, lame->channel);
lame_set_in_samplerate(lame->gfp, lame->samplerate_in);
lame_set_out_samplerate(lame->gfp, lame->samplerate_out);
lame_set_brate(lame->gfp, lame->bitrate);
if((rc = lame_init_params(lame->gfp)) < 0)
{
printf("bitrate: %d\n", lame->bitrate);
snprintf(info_buf, sizeof(info_buf),
"unable to init lame params %d", rc);
print_info(info_buf, 1);
return 1;
}
lame->state = LAME_READY;
return 0;
}
int enclameInit( hb_work_object_t * w, hb_job_t * job )
{
hb_work_private_t * pv = calloc( 1, sizeof( hb_work_private_t ) );
hb_audio_t * audio = w->audio;
w->private_data = pv;
pv->job = job;
hb_log( "enclame: opening libmp3lame" );
pv->lame = lame_init();
// use ABR
lame_set_scale( pv->lame, 32768.0 );
if( audio->config.out.compression_level >= 0 )
{
lame_set_quality( pv->lame, audio->config.out.compression_level );
}
if( audio->config.out.bitrate > 0 )
{
lame_set_VBR( pv->lame, vbr_abr );
lame_set_VBR_mean_bitrate_kbps( pv->lame, audio->config.out.bitrate );
}
else if( audio->config.out.quality >= 0 )
{
lame_set_brate( pv->lame, 0 );
lame_set_VBR( pv->lame, vbr_default );
lame_set_VBR_quality( pv->lame, audio->config.out.quality );
}
lame_set_in_samplerate( pv->lame, audio->config.out.samplerate );
lame_set_out_samplerate( pv->lame, audio->config.out.samplerate );
pv->out_discrete_channels = hb_mixdown_get_discrete_channel_count( audio->config.out.mixdown );
// Lame's default encoding mode is JOINT_STEREO. This subtracts signal
// that is "common" to left and right (within some threshold) and encodes
// it separately. This improves quality at low bitrates, but hurts
// imaging (channel separation) at higher bitrates. So if the bitrate
// is suffeciently high, use regular STEREO mode.
if ( pv->out_discrete_channels == 1 )
{
lame_set_mode( pv->lame, MONO );
lame_set_num_channels( pv->lame, 1 );
}
else if ( audio->config.out.bitrate >= 128 )
{
lame_set_mode( pv->lame, STEREO );
}
lame_init_params( pv->lame );
pv->input_samples = 1152 * pv->out_discrete_channels;
pv->output_bytes = LAME_MAXMP3BUFFER;
pv->buf = malloc( pv->input_samples * sizeof( float ) );
audio->config.out.samples_per_frame = 1152;
pv->list = hb_list_init();
pv->pts = -1;
return 0;
}
int main(int argc, char** argv)
{
if(argc != 2)
{
printf("Usage: %s <wav file>\n", argv[0]);
exit(0);
}
lame_global_flags *gfp;
//set params
gfp = lame_init();
lame_set_num_channels(gfp,2);
lame_set_in_samplerate(gfp,44100);
lame_set_brate(gfp,128);
lame_set_mode(gfp,1);
lame_set_quality(gfp,2);
int ret_code = lame_init_params(gfp);
if(ret_code < 0)
{
printf("ret_code < 0\n");
exit(-1);
}
//read input file
int read, write;
FILE* pcm = fopen(argv[1], "rb");
char* outPath;
outPath = strdup(argv[1]);
sprintf(outPath+strlen(argv[1])-3, "mp3");
FILE* mp3 = fopen(outPath, "wb");
short int pcm_buffer[PCM_SIZE * 2];
unsigned char mp3_buffer[MP3_SIZE];
do
{
read = fread(pcm_buffer, 2*sizeof(short int), PCM_SIZE, pcm);
if(read == 0)
write = lame_encode_flush(gfp, mp3_buffer, MP3_SIZE);
else
write = lame_encode_buffer_interleaved(gfp, pcm_buffer, read, mp3_buffer, MP3_SIZE);
fwrite(mp3_buffer, write, sizeof (unsigned char), mp3);
}
while (read != 0);
lame_close(gfp);
fclose(mp3);
fclose(pcm);
exit(0);
}
bool LameAudioWriter::open_private()
{
m_fid = fopen(m_fileName.toUtf8().data(), "w+");
if (!m_fid) {
return false;
}
m_lameInfo->flags = lame_init();
if (m_lameInfo->flags == 0) {
PERROR("lame_init failed.");
return false;
}
if (m_channels == 1) {
lame_set_mode(m_lameInfo->flags, MONO);
}
lame_set_num_channels(m_lameInfo->flags, m_channels);
lame_set_in_samplerate(m_lameInfo->flags, m_rate);
lame_set_out_samplerate(m_lameInfo->flags, m_rate);
if(m_method == 0) {
// Constant Bitrate
lame_set_VBR(m_lameInfo->flags, vbr_off);
lame_set_brate(m_lameInfo->flags, m_maxBitrate);
}
else if (m_method == 1) {
// Average Bitrate
lame_set_VBR(m_lameInfo->flags, vbr_abr);
lame_set_VBR_mean_bitrate_kbps(m_lameInfo->flags, m_maxBitrate);
}
else if (m_method == 2) {
// Variable Bitrate (old)
lame_set_VBR(m_lameInfo->flags, vbr_default);
lame_set_VBR_min_bitrate_kbps(m_lameInfo->flags, m_minBitrate);
lame_set_VBR_max_bitrate_kbps(m_lameInfo->flags, m_maxBitrate);
}
else if (m_method == 3) {
// Variable Bitrate (new)
lame_set_VBR(m_lameInfo->flags, vbr_default);
lame_set_VBR_min_bitrate_kbps(m_lameInfo->flags, m_minBitrate);
lame_set_VBR_max_bitrate_kbps(m_lameInfo->flags, m_maxBitrate);
}
lame_set_quality(m_lameInfo->flags, m_quality);
//
// file options
//
lame_set_copyright(m_lameInfo->flags, false);
lame_set_original(m_lameInfo->flags, true);
lame_set_strict_ISO(m_lameInfo->flags, false);
lame_set_error_protection(m_lameInfo->flags, false);
return (lame_init_params(m_lameInfo->flags ) != -1);
}
/// 创建编码器
BOOL CMp3Encoder::Create(void)
{
if(NULL != m_hHandleEncoder)
return FALSE;
m_hHandleEncoder = lame_init();
return (NULL != m_hHandleEncoder);
}
long MP3_create(const char* format_parameters, amci_codec_fmt_info_t* format_description) {
mp3_coder_state* coder_state;
int ret_code;
coder_state = malloc(sizeof(mp3_coder_state));
if (!coder_state) {
ERROR("no memory for allocating mp3 coder state\n");
return -1;
}
DBG("MP3: creating lame %s\n", get_lame_version());
format_description[0].id = 0;
coder_state->gfp = lame_init();
if (!coder_state->gfp) {
ERROR("initialiting lame\n");
free(coder_state);
return -1;
}
lame_set_errorf(coder_state->gfp, &no_output);
lame_set_debugf(coder_state->gfp, &no_output);
lame_set_msgf(coder_state->gfp, &no_output);
lame_set_num_channels(coder_state->gfp,1);
lame_set_in_samplerate(coder_state->gfp,8000);
lame_set_brate(coder_state->gfp,16);
lame_set_mode(coder_state->gfp,3); // mono
lame_set_quality(coder_state->gfp,2); /* 2=high 5 = medium 7=low */
id3tag_init(coder_state->gfp);
id3tag_set_title(coder_state->gfp, "mp3 voicemail by iptel.org");
ret_code = lame_init_params(coder_state->gfp);
if (ret_code < 0) {
ERROR("lame encoder init failed: return code is %d\n", ret_code);
free(coder_state);
return -1;
}
#ifdef WITH_MPG123DECODER
coder_state->mpg123_h = mpg123_new(NULL, NULL);
if (!coder_state->mpg123_h) {
ERROR("initializing mpg123 decoder instance\n");
return -1;
}
/* suppress output */
mpg123_param(coder_state->mpg123_h, MPG123_FLAGS, MPG123_QUIET /* | MPG123_FORCE_MONO */,0);
/* mpg123_param(coder_state->mpg123_h, MPG123_VERBOSE, 0, 0); */
#endif
return (long)coder_state;
}
JNIEXPORT jint JNICALL JNIDEFINE(nativeOpenEncoder)(JNIEnv* env, jclass clz) {
lame = lame_init();
lame_set_in_samplerate(lame, 44100);
//lame_set_num_channels(lame, 1);
lame_set_VBR(lame, vbr_default);
lame_init_params(lame);
return 0;
}
void AudioReader::exportAudioDataToMP3(const char* data)
{
QSettings settings;
emit TCMessage("Exporting MP3...");
int read, write;
FILE *pcm = fopen("TCTemp.wav", "wb");
fwrite(data,1,format.chunkSize,pcm);
fflush(pcm);
pcm = fopen("TCTemp.wav", "rb");
f = fopen(this->outfile.toLocal8Bit().constData(), "wb");
const int PCM_SIZE = 8192;
const int MP3_SIZE = 8192*2;
short int pcm_buffer[PCM_SIZE*2];
unsigned char mp3_buffer[MP3_SIZE];
lame_t lame = lame_init();
lame_set_in_samplerate(lame, format.SampleRate);
lame_set_VBR(lame, (vbr_mode)settings.value("vbr",0).toInt());
if(lame_get_VBR(lame)) {
lame_set_VBR_min_bitrate_kbps(lame,settings.value("min",128).toInt());
lame_set_VBR_max_bitrate_kbps(lame,settings.value("max",192).toInt());
}
else
{
lame_set_brate(lame,settings.value("min",128).toInt());
}
lame_set_num_channels(lame,(int)format.Channels);
lame_set_quality(lame,0);
if(format.Channels==1)lame_set_mode(lame,MONO);
else lame_set_mode(lame,STEREO);
lame_init_params(lame);
do {
if(!knock->running)break;
read = fread(pcm_buffer, 2*byte_size, PCM_SIZE, pcm);
fflush(f);
if (read == 0)
write = lame_encode_flush(lame, mp3_buffer, MP3_SIZE);
else
write = lame_encode_buffer_interleaved(lame, pcm_buffer, read, mp3_buffer, MP3_SIZE);
fwrite(mp3_buffer, write, 1, f);
fflush(f);
} while (read != 0);
lame_close(lame);
fclose(pcm);
if(unlink("TCTemp.wav")!=0) {
emit TCColor("color: red;");
emit TCMessage(QString("Error while removing TCTemp.wav"));
}
}
/*
* Class: com_example_mp3encodedemo_JNIMp3Encode
* Method: init
* Signature: (III)V
*/
JNIEXPORT void JNICALL Java_com_example_soundtouchdemo_JNIMp3Encode_init
(JNIEnv *env, jobject obj, jint channel, jint sampleRate, jint brate)
{
lame = lame_init();
lame_set_num_channels(lame, channel);
lame_set_in_samplerate(lame, sampleRate);
lame_set_brate(lame, brate);
lame_set_mode(lame, 1);
lame_set_quality(lame, 2);
lame_init_params(lame);
}
/* initialize the lame library */
static void mp3streamout_tilde_lame_init(t_mp3streamout *x)
{
int ret;
x->lgfp = lame_init(); /* set default parameters for now */
#ifdef _WIN32
/* load lame_enc.dll library */
HINSTANCE dll;
dll=LoadLibrary("lame_enc.dll");
if(dll==NULL)
{
error("mp3streamout~: error loading lame_enc.dll");
closesocket(x->x_fd);
x->x_fd = -1;
outlet_float(x->x_obj.ob_outlet, 0);
post("mp3streamout~: connection closed");
return;
}
#endif
{
const char *lameVersion = get_lame_version();
logpost(NULL, 4, "mp3streamout~ : using lame version : %s", lameVersion );
}
/* setting lame parameters */
lame_set_num_channels( x->lgfp, 2);
lame_set_in_samplerate( x->lgfp, sys_getsr() );
lame_set_out_samplerate( x->lgfp, x->x_samplerate );
lame_set_brate( x->lgfp, x->x_bitrate );
lame_set_mode( x->lgfp, x->x_mp3mode );
lame_set_quality( x->lgfp, x->x_mp3quality );
lame_set_emphasis( x->lgfp, 1 );
lame_set_original( x->lgfp, 1 );
lame_set_copyright( x->lgfp, 1 ); /* viva free music societies !!! */
lame_set_disable_reservoir( x->lgfp, 0 );
//lame_set_padding_type( x->lgfp, PAD_NO ); /* deprecated in LAME */
ret = lame_init_params( x->lgfp );
if ( ret<0 )
{
post( "mp3streamout~ : error : lame params initialization returned : %d", ret );
}
else
{
x->x_lame=1;
/* magic formula copied from windows dll for MPEG-I */
x->x_lamechunk = 2*1152;
post( "mp3streamout~ : lame initialization done. (%d)", x->x_lame );
}
lame_init_bitstream( x->lgfp );
}
__declspec(dllexport) BE_ERR beInitStream(PBE_CONFIG pbeConfig, PDWORD dwSamples, PDWORD dwBufferSize, PHBE_STREAM phbeStream)
{
int actual_bitrate;
//2001-12-18
int nDllArgC = 0;
BE_CONFIG lameConfig = { 0, };
int nInitReturn = 0;
lame_global_flags* gfp = NULL;
// Init the global flags structure
gfp = lame_init();
*phbeStream = (HBE_STREAM)gfp;
// clear out structure
memset(&lameConfig,0x00,CURRENT_STRUCT_SIZE);
// Check if this is a regular BLADE_ENCODER header
if (pbeConfig->dwConfig!=BE_CONFIG_LAME)
{
int nCRC=pbeConfig->format.mp3.bCRC;
int nVBR=(nCRC>>12)&0x0F;
// Copy parameter from old Blade structure
lameConfig.format.LHV1.dwSampleRate =pbeConfig->format.mp3.dwSampleRate;
//for low bitrates, LAME will automatically downsample for better
//sound quality. Forcing output samplerate = input samplerate is not a good idea
//unless the user specifically requests it:
//lameConfig.format.LHV1.dwReSampleRate=pbeConfig->format.mp3.dwSampleRate;
lameConfig.format.LHV1.nMode =(pbeConfig->format.mp3.byMode&0x0F);
lameConfig.format.LHV1.dwBitrate =pbeConfig->format.mp3.wBitrate;
lameConfig.format.LHV1.bPrivate =pbeConfig->format.mp3.bPrivate;
lameConfig.format.LHV1.bOriginal =pbeConfig->format.mp3.bOriginal;
lameConfig.format.LHV1.bCRC =nCRC&0x01;
lameConfig.format.LHV1.bCopyright =pbeConfig->format.mp3.bCopyright;
// Fill out the unknowns
lameConfig.format.LHV1.dwStructSize=CURRENT_STRUCT_SIZE;
lameConfig.format.LHV1.dwStructVersion=CURRENT_STRUCT_VERSION;
// Get VBR setting from fourth nibble
if ( nVBR>0 )
{
lameConfig.format.LHV1.bWriteVBRHeader = TRUE;
lameConfig.format.LHV1.bEnableVBR = TRUE;
lameConfig.format.LHV1.nVBRQuality = nVBR-1;
}
// Get Quality from third nibble
lameConfig.format.LHV1.nPreset=((nCRC>>8)&0x0F);
}
//this is an attempt to convert raw data frame by frame, if anyone can find a solution, send a patch.
void
Java_com_test_lame_TestLameActivity_convertMP3Realtime(JNIEnv* env,jobject thiz,jstring aaa,jstring outF, jshortArray inBytes,
int sampleRate, int bitRate){
userCancel=0;
lame_global_flags *gf = lame_init();
lame_set_num_channels(gf, 1);
lame_set_in_samplerate(gf,sampleRate);
lame_set_brate(gf,bitRate);
lame_set_bWriteVbrTag(gf,0);
int ipr = lame_init_params(gf);
const char* outfs;
outfs = (*env)->GetStringUTFChars(env, outF, NULL);
int enc_delay = -1;
int enc_padding = -1;
FILE * outf;
int outFopen=0;
if(outFopen == 0) {
outf = fopen(outfs,"a+b");
unsigned char mp3buffer[LAME_MAXMP3BUFFER];
int imp3 = lame_get_id3v2_tag(gf, mp3buffer, sizeof(mp3buffer));
fwrite(mp3buffer, 1, imp3, outf);
outFopen =1;
}
jshort* jInBytes = (*env)->GetShortArrayElements(env,inBytes,NULL);
jsize sizeIn = (*env)->GetArrayLength(env,inBytes);
short inInts[sizeIn];
int totRead=0;
int amountRead;
while(totRead < sizeIn) {
if(sizeIn - totRead < 1152) {
amountRead = sizeIn -totRead;
} else {
amountRead = 1152;
}
int i;
for(i=0;i< amountRead;i++) {
inInts[i] = jInBytes[i];
totRead++;
}
lame_realtime_encoder(gf, outf,0 ,inInts,amountRead);
}
//failing on JNI: unpinPrimitiveArray() failed to find entry (valid=0)
//(*env)->ReleaseByteArrayElements(env,jInBytes,inBytes,0);
}
JNIEXPORT void JNICALL Java_com_czt_mp3recorder_util_LameUtil_init(
JNIEnv *env, jclass cls, jint inSamplerate, jint inChannel, jint outSamplerate, jint outBitrate, jint quality) {
if (lame != NULL) {
lame_close(lame);
lame = NULL;
}
lame = lame_init();
lame_set_in_samplerate(lame, inSamplerate);
lame_set_num_channels(lame, inChannel);//输入流的声道
lame_set_out_samplerate(lame, outSamplerate);
lame_set_brate(lame, outBitrate);
lame_set_quality(lame, quality);
lame_init_params(lame);
}
JNIEXPORT void JNICALL Java_cn_net_xyd_videoaudiodemo_mp3lame_SimpleLame_init(
JNIEnv *env, jclass cls, jint inSamplerate, jint outChannel,
jint outSamplerate, jint outBitrate, jint quality) {
if (glf != NULL) {
lame_close(glf);
glf = NULL;
}
glf = lame_init();
lame_set_in_samplerate(glf, inSamplerate);
lame_set_num_channels(glf, outChannel);
lame_set_out_samplerate(glf, outSamplerate);
lame_set_brate(glf, outBitrate);
lame_set_quality(glf, quality);
lame_init_params(glf);
}
JNIEXPORT void JNICALL Java_com_xiong_richard_greyparrot_SimpleLame_init(
JNIEnv *env, jclass cls, jint inSamplerate, jint outChannel,
jint outSamplerate, jint outBitrate, jint quality) {
if (glf != NULL) {
lame_close(glf);
glf = NULL;
}
glf = lame_init();
lame_set_in_samplerate(glf, inSamplerate);
lame_set_num_channels(glf, outChannel);
lame_set_out_samplerate(glf, outSamplerate);
lame_set_brate(glf, outBitrate);
lame_set_quality(glf, quality);
lame_init_params(glf);
}
void Java_ice_caster_android_shout_Lame_init(
JNIEnv *env, jclass cls, jint inSamplerate, jint outChannel,
jint outSamplerate, jint outBitrate, jint quality) {
if (glf != NULL) {
lame_close(glf);
glf = NULL;
}
glf = lame_init();
lame_set_in_samplerate(glf, inSamplerate);
lame_set_num_channels(glf, outChannel);
lame_set_out_samplerate(glf, outSamplerate);
lame_set_brate(glf, outBitrate);
lame_set_quality(glf, quality);
lame_init_params(glf);
}
JNIEXPORT void JNICALL Java_org_proof_recorder_service_jni_SimpleLame_init(
JNIEnv *env, jclass cls, jint inSamplerate, jint outChannel,
jint outSamplerate, jint outBitrate, jint quality) {
if (glf != NULL) {
lame_close(glf);
glf = NULL;
}
glf = lame_init();
lame_set_in_samplerate(glf, inSamplerate);
lame_set_num_channels(glf, outChannel);
lame_set_out_samplerate(glf, outSamplerate);
lame_set_brate(glf, outBitrate);
lame_set_quality(glf, quality);
lame_init_params(glf);
}
JNIEXPORT void JNICALL Java_com_anhuioss_crowdroid_util_RecordVoiceToMp3Lame_init(
JNIEnv *env, jclass cls, jint inSamplerate, jint outChannel,
jint outSamplerate, jint outBitrate, jint quality) {
if (glf != NULL) {
lame_close(glf);
glf = NULL;
}
glf = lame_init();
lame_set_in_samplerate(glf, inSamplerate);
lame_set_num_channels(glf, outChannel);
lame_set_out_samplerate(glf, outSamplerate);
lame_set_brate(glf, outBitrate);
lame_set_quality(glf, quality);
lame_init_params(glf);
}
void Encoder(char* src, char* dst){
//printf("Inside Encoder : %s \n",src);
//printf("Inside Encoder : %s \n",dst);
if(src == NULL || dst == NULL)
return;
int read, write;
FILE* wav;
FILE* mp3;
wav = fopen(src, "rb");
if(wav == NULL){
printf(" Unable to open the file %s \n", src);
return;
}
mp3 = fopen(dst, "wb");
if(mp3 == NULL){
printf(" Unable to open the file %s \n", dst);
return;
}
const int PCM_SIZE = 8192;
const int MP3_SIZE = 8192;
short int PCM_BUFFER[2*PCM_SIZE];
char MP3_BUFFER[MP3_SIZE];
lame_t lame = lame_init();
lame_set_in_samplerate(lame, 44100);
lame_set_VBR(lame, vbr_default);
lame_init_params(lame);
do {
read = fread(PCM_BUFFER, 2*sizeof(short int), PCM_SIZE, wav);
if (read == 0)
write = lame_encode_flush(lame, MP3_BUFFER, MP3_SIZE);
else
write = lame_encode_buffer_interleaved(lame, PCM_BUFFER, read, MP3_BUFFER, MP3_SIZE);
fwrite(MP3_BUFFER, write, 1, mp3);
} while (read != 0);
lame_close(lame);
fclose(wav);
fclose(mp3);
}
void Java_com_iliayugai_zapp_utils_CommonUtils_initEncoder(JNIEnv *env,
jobject jobj, jint in_num_channels, jint in_samplerate, jint in_brate,
jint in_mode, jint in_quality) {
lame = lame_init();
LOGD("Init parameters:");
lame_set_num_channels(lame, in_num_channels);
LOGD("Number of channels: %d", in_num_channels);
lame_set_in_samplerate(lame, in_samplerate);
LOGD("Sample rate: %d", in_samplerate);
lame_set_brate(lame, in_brate);
LOGD("Bitrate: %d", in_brate);
lame_set_mode(lame, in_mode);
LOGD("Mode: %d", in_mode);
lame_set_quality(lame, in_quality);
LOGD("Quality: %d", in_quality);
int res = lame_init_params(lame);
LOGD("Init returned: %d", res);
}
void Java_mobi_cangol_mobile_utils_LameUtils_initEncoder(JNIEnv *env,
jobject jobj, jint in_num_channels, jint in_samplerate, jint in_brate,
jint in_mode, jint in_quality) {
lame = lame_init();
LOGD("Init parameters:",NULL);
lame_set_num_channels(lame, in_num_channels);
LOGD("Number of channels: %d", in_num_channels);
lame_set_in_samplerate(lame, in_samplerate);
LOGD("Sample rate: %d", in_samplerate);
lame_set_brate(lame, in_brate);
LOGD("Bitrate: %d", in_brate);
lame_set_mode(lame, in_mode);
LOGD("Mode: %d", in_mode);
lame_set_quality(lame, in_quality);
LOGD("Quality: %d", in_quality);
int res = lame_init_params(lame);
LOGD("Init returned: %d", res);
}
bool KRecExport_MP3::initialize( const QString &filename ) {
kdDebug( 60005 ) << k_funcinfo << endl;
if ( !_file &&
!( bits()!=16 && channels()!=2 &&
KMessageBox::warningContinueCancel( KRecGlobal::the()->mainWidget(),
i18n( "At this time MP3-Export only supports files in stereo and 16bit." )
) == KMessageBox::Cancel
)
) {
KMessageBox::information( KRecGlobal::the()->mainWidget(),
i18n( "Please note that this plugin takes its qualitysettings from" \
" the corresponding section of the Audio CDs Control Center module" \
" configuration. Make use" \
" of the Control Center to configure these settings." ),
i18n( "Quality Configuration" ), "qualityinfo_mp3" );
_file = new QFile( filename );
if ( _file->open( IO_Raw|IO_WriteOnly ) ) {
if ( ! init_done ) {
gfp = lame_init();
setLameParameters();
if ( write_id3 ) {
id3tag_init( gfp );
id3tag_v1_only ( gfp );
id3tag_set_album ( gfp, "" );
id3tag_set_artist ( gfp, "" );
id3tag_set_title ( gfp, "" );
id3tag_set_comment( gfp, "krec" );
}
/// Set input parameters right
lame_set_in_samplerate( gfp, this->samplingRate() );
lame_set_num_channels( gfp, this->channels() );
lame_init_params( gfp );
}
if ( _file->size() >= 128 )
_file->at( _file->size() - 128 );
else
_file->at( _file->size() );
} else return false;
return true;
} else return false;
}
bool Mp3Writer::open(const QString &fn, long sr, bool s) {
bool b = AudioFileWriter::open(fn + ".mp3", sr, s);
if (!b)
return false;
lame = lame_init();
if (!lame)
return false;
bitRate = preferences.get(Pref::OutputFormatMp3Bitrate).toInt();
lame_set_in_samplerate(lame, sampleRate);
lame_set_num_channels(lame, stereo ? 2 : 1);
lame_set_out_samplerate(lame, sampleRate);
// TODO: do we need this?
lame_set_bWriteVbrTag(lame, 0);
lame_set_mode(lame, stereo ? STEREO : MONO);
lame_set_brate(lame, bitRate);
if (lame_init_params(lame) == -1)
return false;
return true;
}
static switch_status_t shout_file_open(switch_file_handle_t *handle, const char *path)
{
shout_context_t *context;
char *host, *file;
char *username, *password, *port;
char *err = NULL;
const char *mpg123err = NULL;
int portno = 0;
if ((context = switch_core_alloc(handle->memory_pool, sizeof(*context))) == 0) {
return SWITCH_STATUS_MEMERR;
}
if (!handle->samplerate) {
handle->samplerate = 8000;
}
context->memory_pool = handle->memory_pool;
context->samplerate = handle->samplerate;
context->handle = handle;
switch_thread_rwlock_create(&(context->rwlock), context->memory_pool);
switch_thread_rwlock_rdlock(context->rwlock);
switch_mutex_init(&context->audio_mutex, SWITCH_MUTEX_NESTED, context->memory_pool);
if (switch_test_flag(handle, SWITCH_FILE_FLAG_READ)) {
if (switch_buffer_create_dynamic(&context->audio_buffer, TC_BUFFER_SIZE, TC_BUFFER_SIZE * 2, 0) != SWITCH_STATUS_SUCCESS) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Memory Error!\n");
goto error;
}
context->mh = our_mpg123_new(NULL, NULL);
if (mpg123_format_all(context->mh) != MPG123_OK) {
MPGERROR();
}
if (mpg123_param(context->mh, MPG123_FORCE_RATE, context->samplerate, 0) != MPG123_OK) {
MPGERROR();
}
if (handle->handler) {
if (mpg123_param(context->mh, MPG123_FLAGS, MPG123_SEEKBUFFER | MPG123_MONO_MIX, 0) != MPG123_OK) {
MPGERROR();
}
if (mpg123_open_feed(context->mh) != MPG123_OK) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Error opening mpg feed\n");
mpg123err = mpg123_strerror(context->mh);
goto error;
}
context->stream_url = switch_core_sprintf(context->memory_pool, "http://%s", path);
context->prebuf = handle->prebuf;
launch_read_stream_thread(context);
} else {
handle->seekable = 1;
if (mpg123_param(context->mh, MPG123_FLAGS, MPG123_MONO_MIX, 0) != MPG123_OK) {
MPGERROR();
}
if (mpg123_open(context->mh, path) != MPG123_OK) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Error opening %s\n", path);
mpg123err = mpg123_strerror(context->mh);
goto error;
}
}
} else if (switch_test_flag(handle, SWITCH_FILE_FLAG_WRITE)) {
if (switch_test_flag(handle, SWITCH_FILE_WRITE_APPEND)) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_WARNING, "Appending to MP3 not supported.\n");
}
if (!(context->gfp = lame_init())) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Could not allocate lame\n");
goto error;
}
if (!handle->handler) {
id3tag_init(context->gfp);
id3tag_v2_only(context->gfp);
id3tag_pad_v2(context->gfp);
}
context->channels = handle->channels;
lame_set_brate(context->gfp, 16 * (handle->samplerate / 8000) * handle->channels);
lame_set_num_channels(context->gfp, handle->channels);
lame_set_in_samplerate(context->gfp, handle->samplerate);
lame_set_out_samplerate(context->gfp, handle->samplerate);
if (handle->channels == 2) {
lame_set_mode(context->gfp, STEREO);
} else {
lame_set_mode(context->gfp, MONO);
}
lame_set_quality(context->gfp, 2); /* 2=high 5 = medium 7=low */
lame_set_errorf(context->gfp, log_error);
lame_set_debugf(context->gfp, log_debug);
lame_set_msgf(context->gfp, log_msg);
if (handle->handler) {
if (switch_buffer_create_dynamic(&context->audio_buffer, MY_BLOCK_SIZE, MY_BUF_LEN, 0) != SWITCH_STATUS_SUCCESS) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Memory Error!\n");
goto error;
}
lame_set_bWriteVbrTag(context->gfp, 0);
lame_mp3_tags_fid(context->gfp, NULL);
username = switch_core_strdup(handle->memory_pool, path);
if (!(password = strchr(username, ':'))) {
err = "invalid url";
goto error;
}
*password++ = '\0';
if (!(host = strchr(password, '@'))) {
err = "invalid url";
goto error;
}
*host++ = '\0';
if ((file = strchr(host, '/'))) {
*file++ = '\0';
} else {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Invalid URL: %s\n", path);
goto error;
}
if ((port = strchr(host, ':'))) {
*port++ = '\0';
if (port) {
portno = atoi(port);
}
}
if (!portno) {
portno = 8000;
}
if (!(context->shout = shout_new())) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Could not allocate shout_t\n");
goto error;
}
if (shout_set_host(context->shout, host) != SHOUTERR_SUCCESS) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Error setting hostname: %s\n", shout_get_error(context->shout));
goto error;
}
if (shout_set_protocol(context->shout, SHOUT_PROTOCOL_HTTP) != SHOUTERR_SUCCESS) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Error setting protocol: %s\n", shout_get_error(context->shout));
goto error;
}
if (shout_set_port(context->shout, portno) != SHOUTERR_SUCCESS) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Error setting port: %s\n", shout_get_error(context->shout));
goto error;
}
if (shout_set_password(context->shout, password) != SHOUTERR_SUCCESS) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Error setting password: %s\n", shout_get_error(context->shout));
goto error;
}
if (shout_set_mount(context->shout, file) != SHOUTERR_SUCCESS) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Error setting mount: %s\n", shout_get_error(context->shout));
goto error;
}
if (shout_set_user(context->shout, username) != SHOUTERR_SUCCESS) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Error setting user: %s\n", shout_get_error(context->shout));
goto error;
}
if (shout_set_url(context->shout, "http://www.freeswitch.org") != SHOUTERR_SUCCESS) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Error setting name: %s\n", shout_get_error(context->shout));
goto error;
}
if (shout_set_description(context->shout, "FreeSWITCH mod_shout Broadcasting Module") != SHOUTERR_SUCCESS) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Error setting description: %s\n", shout_get_error(context->shout));
goto error;
}
if (shout_set_audio_info(context->shout, "bitrate", "24000") != SHOUTERR_SUCCESS) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Error setting bitrate: %s\n", shout_get_error(context->shout));
goto error;
}
if (shout_set_format(context->shout, SHOUT_FORMAT_MP3) != SHOUTERR_SUCCESS) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Error setting format: %s\n", shout_get_error(context->shout));
goto error;
}
} else {
/* lame being lame and all has FILE * coded into it's API for some functions so we gotta use it */
if (!(context->fp = fopen(path, "wb+"))) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Error opening %s\n", path);
goto error;
}
}
}
handle->samples = 0;
handle->format = 0;
handle->sections = 0;
handle->speed = 0;
handle->private_info = context;
switch_thread_rwlock_unlock(context->rwlock);
return SWITCH_STATUS_SUCCESS;
error:
switch_thread_rwlock_unlock(context->rwlock);
if (err) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Error: %s\n", err);
}
if (mpg123err) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Error from mpg123: %s\n", mpg123err);
}
free_context(context);
return SWITCH_STATUS_GENERR;
}
