static int
lame_encoder_loop(lame_global_flags * gf, FILE * outf, int nogap, char *inPath, char *outPath)
{
unsigned char mp3buffer[LAME_MAXMP3BUFFER];
int Buffer[2][1152];
int iread, imp3, owrite;
size_t id3v2_size;
encoder_progress_begin(gf, inPath, outPath);
id3v2_size = lame_get_id3v2_tag(gf, 0, 0);
if (id3v2_size > 0) {
unsigned char *id3v2tag = malloc(id3v2_size);
if (id3v2tag != 0) {
size_t n_bytes = lame_get_id3v2_tag(gf, id3v2tag, id3v2_size);
size_t written = fwrite(id3v2tag, 1, n_bytes, outf);
free(id3v2tag);
if (written != n_bytes) {
encoder_progress_end(gf);
error_printf("Error writing ID3v2 tag \n");
return 1;
}
}
}
else {
unsigned char* id3v2tag = getOldTag(gf);
id3v2_size = sizeOfOldTag(gf);
if ( id3v2_size > 0 ) {
size_t owrite = fwrite(id3v2tag, 1, id3v2_size, outf);
if (owrite != id3v2_size) {
encoder_progress_end(gf);
error_printf("Error writing ID3v2 tag \n");
return 1;
}
}
}
if (global_writer.flush_write == 1) {
fflush(outf);
}
/* encode until we hit eof */
do {
/* read in 'iread' samples */
iread = get_audio(gf, Buffer);
if (iread >= 0) {
encoder_progress(gf);
/* 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)
error_printf("mp3 buffer is not big enough... \n");
else
error_printf("mp3 internal error: error code=%i\n", imp3);
return 1;
}
owrite = (int) fwrite(mp3buffer, 1, imp3, outf);
if (owrite != imp3) {
error_printf("Error writing mp3 output \n");
return 1;
}
}
if (global_writer.flush_write == 1) {
fflush(outf);
}
} while (iread > 0);
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)
error_printf("mp3 buffer is not big enough... \n");
else
error_printf("mp3 internal error: error code=%i\n", imp3);
return 1;
}
encoder_progress_end(gf);
owrite = (int) fwrite(mp3buffer, 1, imp3, outf);
if (owrite != imp3) {
error_printf("Error writing mp3 output \n");
return 1;
}
if (global_writer.flush_write == 1) {
fflush(outf);
}
imp3 = write_id3v1_tag(gf, outf);
if (global_writer.flush_write == 1) {
fflush(outf);
}
if (imp3) {
return 1;
}
write_xing_frame(gf, outf, id3v2_size);
if (global_writer.flush_write == 1) {
fflush(outf);
}
if (global_ui_config.silent <= 0) {
print_trailing_info(gf);
}
return 0;
}
static 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, owrite, id3v2_size;
encoder_progress_begin(gf, inPath, outPath);
imp3 = lame_get_id3v2_tag(gf, mp3buffer, sizeof(mp3buffer));
if ((size_t)imp3 > sizeof(mp3buffer)) {
encoder_progress_end(gf);
error_printf("Error writing ID3v2 tag: buffer too small: buffer size=%d ID3v2 size=%d\n"
, sizeof(mp3buffer)
, imp3
);
return 1;
}
owrite = (int) fwrite(mp3buffer, 1, imp3, outf);
if (owrite != imp3) {
encoder_progress_end(gf);
error_printf("Error writing ID3v2 tag \n");
return 1;
}
if (flush_write == 1) {
fflush(outf);
}
id3v2_size = imp3;
/* encode until we hit eof */
do {
/* read in 'iread' samples */
iread = get_audio(gf, Buffer);
if (iread >= 0) {
encoder_progress(gf);
/* 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)
error_printf("mp3 buffer is not big enough... \n");
else
error_printf("mp3 internal error: error code=%i\n", imp3);
return 1;
}
owrite = (int) fwrite(mp3buffer, 1, imp3, outf);
if (owrite != imp3) {
error_printf("Error writing mp3 output \n");
return 1;
}
}
if (flush_write == 1) {
fflush(outf);
}
} while (iread > 0);
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)
error_printf("mp3 buffer is not big enough... \n");
else
error_printf("mp3 internal error: error code=%i\n", imp3);
return 1;
}
encoder_progress_end(gf);
owrite = (int) fwrite(mp3buffer, 1, imp3, outf);
if (owrite != imp3) {
error_printf("Error writing mp3 output \n");
return 1;
}
if (flush_write == 1) {
fflush(outf);
}
imp3 = lame_get_id3v1_tag(gf, mp3buffer, sizeof(mp3buffer));
if ((size_t)imp3 > sizeof(mp3buffer)) {
error_printf("Error writing ID3v1 tag: buffer too small: buffer size=%d ID3v1 size=%d\n"
, sizeof(mp3buffer)
, imp3
);
}
else {
if (imp3 > 0) {
owrite = (int) fwrite(mp3buffer, 1, imp3, outf);
if (owrite != imp3) {
error_printf("Error writing ID3v1 tag \n");
return 1;
}
if (flush_write == 1) {
fflush(outf);
}
}
}
if (silent <= 0) {
print_lame_tag_leading_info(gf);
}
if (fseek(outf, id3v2_size, SEEK_SET) != 0) {
error_printf("fatal error: can't update LAME-tag frame!\n");
}
else {
write_xing_frame(gf, outf);
}
if (silent <= 0) {
print_trailing_info(gf);
}
return 0;
}
