void
encoder_progress( lame_global_flags const* gf )
{
if (global_ui_config.silent <= 0) {
int const frames = lame_get_frameNum(gf);
int const frames_diff = frames - global_encoder_progress.last_frame_num;
if (global_ui_config.update_interval <= 0) { /* most likely --disptime x not used */
if (frames_diff < 100 && frames_diff != 0) { /* true, most of the time */
return;
}
global_encoder_progress.last_frame_num = (frames/100)*100;
}
else {
if (frames != 0 && frames != 9) {
double const act = GetRealTime();
double const dif = act - global_encoder_progress.last_time;
if (dif >= 0 && dif < global_ui_config.update_interval) {
return;
}
}
global_encoder_progress.last_time = GetRealTime(); /* from now! disp_time seconds */
}
if (global_ui_config.brhist) {
brhist_jump_back();
}
timestatus(gf);
if (global_ui_config.brhist) {
brhist_disp(gf);
}
console_flush();
}
}
void
encoder_progress_end( lame_global_flags const* gf )
{
if (global_ui_config.silent <= 0) {
if (global_ui_config.brhist) {
brhist_jump_back();
}
timestatus(gf);
if (global_ui_config.brhist) {
brhist_disp(gf);
}
timestatus_finish();
}
}
void timestatus_klemm ( const lame_global_flags* const gfp )
{
static double last_time = 0.;
if ( silent <= 0 )
if ( lame_get_frameNum(gfp) == 0 ||
lame_get_frameNum(gfp) == 9 ||
GetRealTime () - last_time >= update_interval ||
GetRealTime () - last_time < 0 ) {
#ifdef BRHIST
brhist_jump_back();
#endif
timestatus ( lame_get_out_samplerate( gfp ),
lame_get_frameNum(gfp),
lame_get_totalframes(gfp),
lame_get_framesize(gfp) );
#ifdef BRHIST
if ( brhist ) {
brhist_disp ( gfp );
}
#endif
last_time = GetRealTime (); /* from now! disp_time seconds */
}
}
int
lame_encoder(lame_global_flags * gf, FILE * outf, int nogap, char *inPath,
char *outPath)
{
unsigned char mp3buffer[LAME_MAXMP3BUFFER];
int Buffer[2][1152];
int iread, imp3;
static const char *mode_names[2][4] = {
{"stereo", "j-stereo", "dual-ch", "single-ch"},
{"stereo", "force-ms", "dual-ch", "single-ch"}
};
int frames;
if (silent < 10) {
lame_print_config(gf); /* print useful information about options being used */
fprintf(stderr, "Encoding %s%s to %s\n",
strcmp(inPath, "-") ? inPath : "<stdin>",
strlen(inPath) + strlen(outPath) < 66 ? "" : "\n ",
strcmp(outPath, "-") ? outPath : "<stdout>");
fprintf(stderr,
"Encoding as %g kHz ", 1.e-3 * lame_get_out_samplerate(gf));
{
const char *appendix = "";
switch (lame_get_VBR(gf)) {
case vbr_mt:
case vbr_rh:
case vbr_mtrh:
appendix = "ca. ";
fprintf(stderr, "VBR(q=%i)", lame_get_VBR_q(gf));
break;
case vbr_abr:
fprintf(stderr, "average %d kbps",
lame_get_VBR_mean_bitrate_kbps(gf));
break;
default:
fprintf(stderr, "%3d kbps", lame_get_brate(gf));
break;
}
fprintf(stderr, " %s MPEG-%u%s Layer III (%s%gx) qval=%i\n",
mode_names[lame_get_force_ms(gf)][lame_get_mode(gf)],
2 - lame_get_version(gf),
lame_get_out_samplerate(gf) < 16000 ? ".5" : "",
appendix,
0.1 * (int) (10. * lame_get_compression_ratio(gf) + 0.5),
lame_get_quality(gf));
}
if (silent <= -10)
lame_print_internals(gf);
fflush(stderr);
}
/* encode until we hit eof */
do {
/* read in 'iread' samples */
iread = get_audio(gf, Buffer);
frames = lame_get_frameNum(gf);
/********************** status display *****************************/
if (silent <= 0) {
if (update_interval > 0) {
timestatus_klemm(gf);
}
else {
if (0 == frames % 50) {
#ifdef BRHIST
brhist_jump_back();
#endif
timestatus(lame_get_out_samplerate(gf),
frames,
lame_get_totalframes(gf),
lame_get_framesize(gf));
#ifdef BRHIST
if (brhist)
brhist_disp(gf);
#endif
}
}
}
/* encode */
imp3 = lame_encode_buffer_int(gf, Buffer[0], Buffer[1], iread,
mp3buffer, sizeof(mp3buffer));
/* was our output buffer big enough? */
if (imp3 < 0) {
if (imp3 == -1)
fprintf(stderr, "mp3 buffer is not big enough... \n");
else
fprintf(stderr, "mp3 internal error: error code=%i\n", imp3);
return 1;
}
if (fwrite(mp3buffer, 1, imp3, outf) != imp3) {
fprintf(stderr, "Error writing mp3 output \n");
return 1;
}
} while (iread);
if (nogap)
imp3 = lame_encode_flush_nogap(gf, mp3buffer, sizeof(mp3buffer)); /* may return one more mp3 frame */
else
imp3 = lame_encode_flush(gf, mp3buffer, sizeof(mp3buffer)); /* may return one more mp3 frame */
if (imp3 < 0) {
if (imp3 == -1)
fprintf(stderr, "mp3 buffer is not big enough... \n");
else
fprintf(stderr, "mp3 internal error: error code=%i\n", imp3);
return 1;
}
if (silent <= 0) {
#ifdef BRHIST
brhist_jump_back();
#endif
frames = lame_get_frameNum(gf);
timestatus(lame_get_out_samplerate(gf),
frames, lame_get_totalframes(gf), lame_get_framesize(gf));
#ifdef BRHIST
if (brhist) {
brhist_disp(gf);
}
brhist_disp_total(gf);
#endif
timestatus_finish();
}
fwrite(mp3buffer, 1, imp3, outf);
return 0;
}
