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; }