| /* metaflac - Command-line FLAC metadata editor |
| * Copyright (C) 2001,2002 Josh Coalson |
| * |
| * This program is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU General Public License |
| * as published by the Free Software Foundation; either version 2 |
| * of the License, or (at your option) any later version. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
| */ |
| |
| #include "operations.h" |
| #include "usage.h" |
| #include "utils.h" |
| #include "FLAC/assert.h" |
| #include "FLAC/metadata.h" |
| #include "share/grabbag.h" |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <string.h> |
| |
| static void show_version(); |
| static FLAC__bool do_major_operation(const CommandLineOptions *options); |
| static FLAC__bool do_major_operation_on_file(const char *filename, const CommandLineOptions *options); |
| static FLAC__bool do_major_operation__list(const char *filename, FLAC__Metadata_Chain *chain, const CommandLineOptions *options); |
| static FLAC__bool do_major_operation__append(FLAC__Metadata_Chain *chain, const CommandLineOptions *options); |
| static FLAC__bool do_major_operation__remove(FLAC__Metadata_Chain *chain, const CommandLineOptions *options); |
| static FLAC__bool do_major_operation__remove_all(FLAC__Metadata_Chain *chain, const CommandLineOptions *options); |
| static FLAC__bool do_shorthand_operations(const CommandLineOptions *options); |
| static FLAC__bool do_shorthand_operations_on_file(const char *filename, const CommandLineOptions *options); |
| static FLAC__bool do_shorthand_operation(const char *filename, FLAC__bool prefix_with_filename, FLAC__Metadata_Chain *chain, const Operation *operation, FLAC__bool *needs_write, FLAC__bool utf8_convert); |
| static FLAC__bool do_shorthand_operation__add_replay_gain(char **filenames, unsigned num_files, FLAC__bool preserve_modtime); |
| static FLAC__bool do_shorthand_operation__add_padding(const char *filename, FLAC__Metadata_Chain *chain, unsigned length, FLAC__bool *needs_write); |
| |
| static FLAC__bool passes_filter(const CommandLineOptions *options, const FLAC__StreamMetadata *block, unsigned block_number); |
| static void write_metadata(const char *filename, FLAC__StreamMetadata *block, unsigned block_number, FLAC__bool raw, FLAC__bool hexdump_application); |
| |
| /* from operations_shorthand_seektable.c */ |
| extern FLAC__bool do_shorthand_operation__add_seekpoints(const char *filename, FLAC__Metadata_Chain *chain, const char *specification, FLAC__bool *needs_write); |
| |
| /* from operations_shorthand_streaminfo.c */ |
| extern FLAC__bool do_shorthand_operation__streaminfo(const char *filename, FLAC__bool prefix_with_filename, FLAC__Metadata_Chain *chain, const Operation *operation, FLAC__bool *needs_write); |
| |
| /* from operations_shorthand_vorbiscomment.c */ |
| extern FLAC__bool do_shorthand_operation__vorbis_comment(const char *filename, FLAC__bool prefix_with_filename, FLAC__Metadata_Chain *chain, const Operation *operation, FLAC__bool *needs_write, FLAC__bool raw); |
| |
| /* from operations_shorthand_cuesheet.c */ |
| extern FLAC__bool do_shorthand_operation__cuesheet(const char *filename, FLAC__Metadata_Chain *chain, const Operation *operation, FLAC__bool *needs_write); |
| |
| |
| FLAC__bool do_operations(const CommandLineOptions *options) |
| { |
| FLAC__bool ok = true; |
| |
| if(options->show_long_help) { |
| long_usage(0); |
| } |
| if(options->show_version) { |
| show_version(); |
| } |
| else if(options->args.checks.num_major_ops > 0) { |
| FLAC__ASSERT(options->args.checks.num_shorthand_ops == 0); |
| FLAC__ASSERT(options->args.checks.num_major_ops == 1); |
| FLAC__ASSERT(options->args.checks.num_major_ops == options->ops.num_operations); |
| ok = do_major_operation(options); |
| } |
| else if(options->args.checks.num_shorthand_ops > 0) { |
| FLAC__ASSERT(options->args.checks.num_shorthand_ops == options->ops.num_operations); |
| ok = do_shorthand_operations(options); |
| } |
| |
| return ok; |
| } |
| |
| /* |
| * local routines |
| */ |
| |
| void show_version() |
| { |
| printf("metaflac %s\n", FLAC__VERSION_STRING); |
| } |
| |
| FLAC__bool do_major_operation(const CommandLineOptions *options) |
| { |
| unsigned i; |
| FLAC__bool ok = true; |
| |
| /*@@@ to die after first error, v--- add '&& ok' here */ |
| for(i = 0; i < options->num_files; i++) |
| ok &= do_major_operation_on_file(options->filenames[i], options); |
| |
| return ok; |
| } |
| |
| FLAC__bool do_major_operation_on_file(const char *filename, const CommandLineOptions *options) |
| { |
| FLAC__bool ok = true, needs_write = false; |
| FLAC__Metadata_Chain *chain = FLAC__metadata_chain_new(); |
| |
| if(0 == chain) |
| die("out of memory allocating chain"); |
| |
| if(!FLAC__metadata_chain_read(chain, filename)) { |
| fprintf(stderr, "%s: ERROR: reading metadata, status = \"%s\"\n", filename, FLAC__Metadata_ChainStatusString[FLAC__metadata_chain_status(chain)]); |
| return false; |
| } |
| |
| switch(options->ops.operations[0].type) { |
| case OP__LIST: |
| ok = do_major_operation__list(options->prefix_with_filename? filename : 0, chain, options); |
| break; |
| case OP__APPEND: |
| ok = do_major_operation__append(chain, options); |
| needs_write = true; |
| break; |
| case OP__REMOVE: |
| ok = do_major_operation__remove(chain, options); |
| needs_write = true; |
| break; |
| case OP__REMOVE_ALL: |
| ok = do_major_operation__remove_all(chain, options); |
| needs_write = true; |
| break; |
| case OP__MERGE_PADDING: |
| FLAC__metadata_chain_merge_padding(chain); |
| needs_write = true; |
| break; |
| case OP__SORT_PADDING: |
| FLAC__metadata_chain_sort_padding(chain); |
| needs_write = true; |
| break; |
| default: |
| FLAC__ASSERT(0); |
| return false; |
| } |
| |
| if(ok && needs_write) { |
| if(options->use_padding) |
| FLAC__metadata_chain_sort_padding(chain); |
| ok = FLAC__metadata_chain_write(chain, options->use_padding, options->preserve_modtime); |
| if(!ok) |
| fprintf(stderr, "%s: ERROR: writing FLAC file, error = %s\n", filename, FLAC__Metadata_ChainStatusString[FLAC__metadata_chain_status(chain)]); |
| } |
| |
| FLAC__metadata_chain_delete(chain); |
| |
| return ok; |
| } |
| |
| FLAC__bool do_major_operation__list(const char *filename, FLAC__Metadata_Chain *chain, const CommandLineOptions *options) |
| { |
| FLAC__Metadata_Iterator *iterator = FLAC__metadata_iterator_new(); |
| FLAC__StreamMetadata *block; |
| FLAC__bool ok = true; |
| unsigned block_number; |
| |
| if(0 == iterator) |
| die("out of memory allocating iterator"); |
| |
| FLAC__metadata_iterator_init(iterator, chain); |
| |
| block_number = 0; |
| do { |
| block = FLAC__metadata_iterator_get_block(iterator); |
| ok &= (0 != block); |
| if(!ok) |
| fprintf(stderr, "%s: ERROR: couldn't get block from chain\n", filename); |
| else if(passes_filter(options, FLAC__metadata_iterator_get_block(iterator), block_number)) |
| write_metadata(filename, block, block_number, !options->utf8_convert, options->application_data_format_is_hexdump); |
| block_number++; |
| } while(ok && FLAC__metadata_iterator_next(iterator)); |
| |
| FLAC__metadata_iterator_delete(iterator); |
| |
| return ok; |
| } |
| |
| FLAC__bool do_major_operation__append(FLAC__Metadata_Chain *chain, const CommandLineOptions *options) |
| { |
| (void) chain, (void) options; |
| fprintf(stderr, "ERROR: --append not implemented yet\n"); /*@@@*/ |
| return false; |
| } |
| |
| FLAC__bool do_major_operation__remove(FLAC__Metadata_Chain *chain, const CommandLineOptions *options) |
| { |
| FLAC__Metadata_Iterator *iterator = FLAC__metadata_iterator_new(); |
| FLAC__bool ok = true; |
| unsigned block_number; |
| |
| if(0 == iterator) |
| die("out of memory allocating iterator"); |
| |
| FLAC__metadata_iterator_init(iterator, chain); |
| |
| block_number = 0; |
| while(ok && FLAC__metadata_iterator_next(iterator)) { |
| block_number++; |
| if(passes_filter(options, FLAC__metadata_iterator_get_block(iterator), block_number)) { |
| ok &= FLAC__metadata_iterator_delete_block(iterator, options->use_padding); |
| if(options->use_padding) |
| ok &= FLAC__metadata_iterator_next(iterator); |
| } |
| } |
| |
| FLAC__metadata_iterator_delete(iterator); |
| |
| return ok; |
| } |
| |
| FLAC__bool do_major_operation__remove_all(FLAC__Metadata_Chain *chain, const CommandLineOptions *options) |
| { |
| FLAC__Metadata_Iterator *iterator = FLAC__metadata_iterator_new(); |
| FLAC__bool ok = true; |
| |
| if(0 == iterator) |
| die("out of memory allocating iterator"); |
| |
| FLAC__metadata_iterator_init(iterator, chain); |
| |
| while(ok && FLAC__metadata_iterator_next(iterator)) { |
| ok &= FLAC__metadata_iterator_delete_block(iterator, options->use_padding); |
| if(options->use_padding) |
| ok &= FLAC__metadata_iterator_next(iterator); |
| } |
| |
| FLAC__metadata_iterator_delete(iterator); |
| |
| return ok; |
| } |
| |
| FLAC__bool do_shorthand_operations(const CommandLineOptions *options) |
| { |
| unsigned i; |
| FLAC__bool ok = true; |
| |
| /* to die after first error, v--- add '&& ok' here */ |
| for(i = 0; i < options->num_files; i++) |
| ok &= do_shorthand_operations_on_file(options->filenames[i], options); |
| |
| /* check if OP__ADD_REPLAY_GAIN requested */ |
| if(ok && options->num_files > 0) { |
| for(i = 0; i < options->ops.num_operations; i++) { |
| if(options->ops.operations[i].type == OP__ADD_REPLAY_GAIN) |
| ok = do_shorthand_operation__add_replay_gain(options->filenames, options->num_files, options->preserve_modtime); |
| } |
| } |
| |
| return ok; |
| } |
| |
| FLAC__bool do_shorthand_operations_on_file(const char *filename, const CommandLineOptions *options) |
| { |
| unsigned i; |
| FLAC__bool ok = true, needs_write = false, use_padding = options->use_padding; |
| FLAC__Metadata_Chain *chain = FLAC__metadata_chain_new(); |
| |
| if(0 == chain) |
| die("out of memory allocating chain"); |
| |
| if(!FLAC__metadata_chain_read(chain, filename)) { |
| fprintf(stderr, "%s: ERROR: reading metadata, status = \"%s\"\n", filename, FLAC__Metadata_ChainStatusString[FLAC__metadata_chain_status(chain)]); |
| return false; |
| } |
| |
| for(i = 0; i < options->ops.num_operations && ok; i++) { |
| /* |
| * Do OP__ADD_SEEKPOINT last to avoid decoding twice if both |
| * --add-seekpoint and --import-cuesheet-from are used. |
| */ |
| if(options->ops.operations[i].type != OP__ADD_SEEKPOINT) |
| ok &= do_shorthand_operation(filename, options->prefix_with_filename, chain, &options->ops.operations[i], &needs_write, options->utf8_convert); |
| |
| /* The following seems counterintuitive but the meaning |
| * of 'use_padding' is 'try to keep the overall metadata |
| * to its original size, adding or truncating extra |
| * padding if necessary' which is why we need to turn it |
| * off in this case. If we don't, the extra padding block |
| * will just be truncated. |
| */ |
| if(options->ops.operations[i].type == OP__ADD_PADDING) |
| use_padding = false; |
| } |
| |
| /* |
| * Do OP__ADD_SEEKPOINT last to avoid decoding twice if both |
| * --add-seekpoint and --import-cuesheet-from are used. |
| */ |
| for(i = 0; i < options->ops.num_operations && ok; i++) { |
| if(options->ops.operations[i].type == OP__ADD_SEEKPOINT) |
| ok &= do_shorthand_operation(filename, options->prefix_with_filename, chain, &options->ops.operations[i], &needs_write, options->utf8_convert); |
| } |
| |
| if(ok && needs_write) { |
| if(use_padding) |
| FLAC__metadata_chain_sort_padding(chain); |
| ok = FLAC__metadata_chain_write(chain, use_padding, options->preserve_modtime); |
| if(!ok) |
| fprintf(stderr, "%s: ERROR: writing FLAC file, error = %s\n", filename, FLAC__Metadata_ChainStatusString[FLAC__metadata_chain_status(chain)]); |
| } |
| |
| FLAC__metadata_chain_delete(chain); |
| |
| return ok; |
| } |
| |
| FLAC__bool do_shorthand_operation(const char *filename, FLAC__bool prefix_with_filename, FLAC__Metadata_Chain *chain, const Operation *operation, FLAC__bool *needs_write, FLAC__bool utf8_convert) |
| { |
| FLAC__bool ok = true; |
| |
| switch(operation->type) { |
| case OP__SHOW_MD5SUM: |
| case OP__SHOW_MIN_BLOCKSIZE: |
| case OP__SHOW_MAX_BLOCKSIZE: |
| case OP__SHOW_MIN_FRAMESIZE: |
| case OP__SHOW_MAX_FRAMESIZE: |
| case OP__SHOW_SAMPLE_RATE: |
| case OP__SHOW_CHANNELS: |
| case OP__SHOW_BPS: |
| case OP__SHOW_TOTAL_SAMPLES: |
| case OP__SET_MD5SUM: |
| case OP__SET_MIN_BLOCKSIZE: |
| case OP__SET_MAX_BLOCKSIZE: |
| case OP__SET_MIN_FRAMESIZE: |
| case OP__SET_MAX_FRAMESIZE: |
| case OP__SET_SAMPLE_RATE: |
| case OP__SET_CHANNELS: |
| case OP__SET_BPS: |
| case OP__SET_TOTAL_SAMPLES: |
| ok = do_shorthand_operation__streaminfo(filename, prefix_with_filename, chain, operation, needs_write); |
| break; |
| case OP__SHOW_VC_VENDOR: |
| case OP__SHOW_VC_FIELD: |
| case OP__REMOVE_VC_ALL: |
| case OP__REMOVE_VC_FIELD: |
| case OP__REMOVE_VC_FIRSTFIELD: |
| case OP__SET_VC_FIELD: |
| case OP__IMPORT_VC_FROM: |
| case OP__EXPORT_VC_TO: |
| ok = do_shorthand_operation__vorbis_comment(filename, prefix_with_filename, chain, operation, needs_write, !utf8_convert); |
| break; |
| case OP__IMPORT_CUESHEET_FROM: |
| case OP__EXPORT_CUESHEET_TO: |
| ok = do_shorthand_operation__cuesheet(filename, chain, operation, needs_write); |
| break; |
| case OP__ADD_SEEKPOINT: |
| ok = do_shorthand_operation__add_seekpoints(filename, chain, operation->argument.add_seekpoint.specification, needs_write); |
| break; |
| case OP__ADD_REPLAY_GAIN: |
| /* this command is always executed last */ |
| ok = true; |
| break; |
| case OP__ADD_PADDING: |
| ok = do_shorthand_operation__add_padding(filename, chain, operation->argument.add_padding.length, needs_write); |
| break; |
| default: |
| ok = false; |
| FLAC__ASSERT(0); |
| break; |
| }; |
| |
| return ok; |
| } |
| |
| FLAC__bool do_shorthand_operation__add_replay_gain(char **filenames, unsigned num_files, FLAC__bool preserve_modtime) |
| { |
| FLAC__StreamMetadata streaminfo; |
| float *title_gains = 0, *title_peaks = 0; |
| float album_gain, album_peak; |
| unsigned sample_rate = 0; |
| unsigned bits_per_sample = 0; |
| unsigned channels = 0; |
| unsigned i; |
| const char *error; |
| FLAC__bool first = true; |
| |
| FLAC__ASSERT(num_files > 0); |
| |
| for(i = 0; i < num_files; i++) { |
| FLAC__ASSERT(0 != filenames[i]); |
| if(!FLAC__metadata_get_streaminfo(filenames[i], &streaminfo)) { |
| fprintf(stderr, "%s: ERROR: can't open file or get STREAMINFO block\n", filenames[i]); |
| return false; |
| } |
| if(first) { |
| first = false; |
| sample_rate = streaminfo.data.stream_info.sample_rate; |
| bits_per_sample = streaminfo.data.stream_info.bits_per_sample; |
| channels = streaminfo.data.stream_info.channels; |
| } |
| else { |
| if(sample_rate != streaminfo.data.stream_info.sample_rate) { |
| fprintf(stderr, "%s: ERROR: sample rate of %u Hz does not match previous files' %u Hz\n", filenames[i], streaminfo.data.stream_info.sample_rate, sample_rate); |
| return false; |
| } |
| if(bits_per_sample != streaminfo.data.stream_info.bits_per_sample) { |
| fprintf(stderr, "%s: ERROR: resolution of %u bps does not match previous files' %u bps\n", filenames[i], streaminfo.data.stream_info.bits_per_sample, bits_per_sample); |
| return false; |
| } |
| if(channels != streaminfo.data.stream_info.channels) { |
| fprintf(stderr, "%s: ERROR: # channels (%u) does not match previous files' (%u)\n", filenames[i], streaminfo.data.stream_info.channels, channels); |
| return false; |
| } |
| } |
| if(!grabbag__replaygain_is_valid_sample_frequency(sample_rate)) { |
| fprintf(stderr, "%s: ERROR: sample rate of %u Hz is not supported\n", filenames[i], sample_rate); |
| return false; |
| } |
| if(channels != 1 && channels != 2) { |
| fprintf(stderr, "%s: ERROR: # of channels (%u) is not supported, must be 1 or 2\n", filenames[i], channels); |
| return false; |
| } |
| } |
| FLAC__ASSERT(bits_per_sample >= FLAC__MIN_BITS_PER_SAMPLE && bits_per_sample <= FLAC__MAX_BITS_PER_SAMPLE); |
| |
| if(!grabbag__replaygain_init(sample_rate)) |
| FLAC__ASSERT(0); |
| |
| if( |
| 0 == (title_gains = (float*)malloc(sizeof(float) * num_files)) || |
| 0 == (title_peaks = (float*)malloc(sizeof(float) * num_files)) |
| ) |
| die("out of memory allocating space for title gains/peaks"); |
| |
| for(i = 0; i < num_files; i++) { |
| if(0 != (error = grabbag__replaygain_analyze_file(filenames[i], title_gains+i, title_peaks+i))) { |
| fprintf(stderr, "%s: ERROR: during analysis (%s)\n", filenames[i], error); |
| free(title_gains); |
| free(title_peaks); |
| return false; |
| } |
| } |
| grabbag__replaygain_get_album(&album_gain, &album_peak); |
| |
| for(i = 0; i < num_files; i++) { |
| if(0 != (error = grabbag__replaygain_store_to_file(filenames[i], album_gain, album_peak, title_gains[i], title_peaks[i], preserve_modtime))) { |
| fprintf(stderr, "%s: ERROR: writing tags (%s)\n", filenames[i], error); |
| free(title_gains); |
| free(title_peaks); |
| return false; |
| } |
| } |
| |
| free(title_gains); |
| free(title_peaks); |
| return true; |
| } |
| |
| FLAC__bool do_shorthand_operation__add_padding(const char *filename, FLAC__Metadata_Chain *chain, unsigned length, FLAC__bool *needs_write) |
| { |
| FLAC__StreamMetadata *padding = 0; |
| FLAC__Metadata_Iterator *iterator = FLAC__metadata_iterator_new(); |
| |
| if(0 == iterator) |
| die("out of memory allocating iterator"); |
| |
| FLAC__metadata_iterator_init(iterator, chain); |
| |
| while(FLAC__metadata_iterator_next(iterator)) |
| ; |
| |
| padding = FLAC__metadata_object_new(FLAC__METADATA_TYPE_PADDING); |
| if(0 == padding) |
| die("out of memory allocating PADDING block"); |
| |
| padding->length = length; |
| |
| if(!FLAC__metadata_iterator_insert_block_after(iterator, padding)) { |
| fprintf(stderr, "%s: ERROR: adding new PADDING block to metadata, status =\"%s\"\n", filename, FLAC__Metadata_ChainStatusString[FLAC__metadata_chain_status(chain)]); |
| FLAC__metadata_object_delete(padding); |
| FLAC__metadata_iterator_delete(iterator); |
| return false; |
| } |
| |
| FLAC__metadata_iterator_delete(iterator); |
| *needs_write = true; |
| return true; |
| } |
| |
| FLAC__bool passes_filter(const CommandLineOptions *options, const FLAC__StreamMetadata *block, unsigned block_number) |
| { |
| unsigned i, j; |
| FLAC__bool matches_number = false, matches_type = false; |
| FLAC__bool has_block_number_arg = false; |
| |
| for(i = 0; i < options->args.num_arguments; i++) { |
| if(options->args.arguments[i].type == ARG__BLOCK_TYPE || options->args.arguments[i].type == ARG__EXCEPT_BLOCK_TYPE) { |
| for(j = 0; j < options->args.arguments[i].value.block_type.num_entries; j++) { |
| if(options->args.arguments[i].value.block_type.entries[j].type == block->type) { |
| if(block->type != FLAC__METADATA_TYPE_APPLICATION || !options->args.arguments[i].value.block_type.entries[j].filter_application_by_id || 0 == memcmp(options->args.arguments[i].value.block_type.entries[j].application_id, block->data.application.id, FLAC__STREAM_METADATA_APPLICATION_ID_LEN/8)) |
| matches_type = true; |
| } |
| } |
| } |
| else if(options->args.arguments[i].type == ARG__BLOCK_NUMBER) { |
| has_block_number_arg = true; |
| for(j = 0; j < options->args.arguments[i].value.block_number.num_entries; j++) { |
| if(options->args.arguments[i].value.block_number.entries[j] == block_number) |
| matches_number = true; |
| } |
| } |
| } |
| |
| if(!has_block_number_arg) |
| matches_number = true; |
| |
| if(options->args.checks.has_block_type) { |
| FLAC__ASSERT(!options->args.checks.has_except_block_type); |
| } |
| else if(options->args.checks.has_except_block_type) |
| matches_type = !matches_type; |
| else |
| matches_type = true; |
| |
| return matches_number && matches_type; |
| } |
| |
| void write_metadata(const char *filename, FLAC__StreamMetadata *block, unsigned block_number, FLAC__bool raw, FLAC__bool hexdump_application) |
| { |
| unsigned i, j; |
| |
| /*@@@ yuck, should do this with a varargs function or something: */ |
| #define PPR if(filename)printf("%s:",filename); |
| PPR; printf("METADATA block #%u\n", block_number); |
| PPR; printf(" type: %u (%s)\n", (unsigned)block->type, block->type < FLAC__METADATA_TYPE_UNDEFINED? FLAC__MetadataTypeString[block->type] : "UNKNOWN"); |
| PPR; printf(" is last: %s\n", block->is_last? "true":"false"); |
| PPR; printf(" length: %u\n", block->length); |
| |
| switch(block->type) { |
| case FLAC__METADATA_TYPE_STREAMINFO: |
| PPR; printf(" minumum blocksize: %u samples\n", block->data.stream_info.min_blocksize); |
| PPR; printf(" maximum blocksize: %u samples\n", block->data.stream_info.max_blocksize); |
| PPR; printf(" minimum framesize: %u bytes\n", block->data.stream_info.min_framesize); |
| PPR; printf(" maximum framesize: %u bytes\n", block->data.stream_info.max_framesize); |
| PPR; printf(" sample_rate: %u Hz\n", block->data.stream_info.sample_rate); |
| PPR; printf(" channels: %u\n", block->data.stream_info.channels); |
| PPR; printf(" bits-per-sample: %u\n", block->data.stream_info.bits_per_sample); |
| PPR; printf(" total samples: %llu\n", block->data.stream_info.total_samples); |
| PPR; printf(" MD5 signature: "); |
| for(i = 0; i < 16; i++) { |
| printf("%02x", (unsigned)block->data.stream_info.md5sum[i]); |
| } |
| printf("\n"); |
| break; |
| case FLAC__METADATA_TYPE_PADDING: |
| /* nothing to print */ |
| break; |
| case FLAC__METADATA_TYPE_APPLICATION: |
| PPR; printf(" application ID: "); |
| for(i = 0; i < 4; i++) { |
| PPR; printf("%02x", block->data.application.id[i]); |
| } |
| PPR; printf("\n"); |
| PPR; printf(" data contents:\n"); |
| if(0 != block->data.application.data) { |
| if(hexdump_application) |
| hexdump(filename, block->data.application.data, block->length - FLAC__STREAM_METADATA_HEADER_LENGTH, " "); |
| else |
| (void) fwrite(block->data.application.data, 1, block->length - FLAC__STREAM_METADATA_HEADER_LENGTH, stdout); |
| } |
| break; |
| case FLAC__METADATA_TYPE_SEEKTABLE: |
| PPR; printf(" seek points: %u\n", block->data.seek_table.num_points); |
| for(i = 0; i < block->data.seek_table.num_points; i++) { |
| if(block->data.seek_table.points[i].sample_number != FLAC__STREAM_METADATA_SEEKPOINT_PLACEHOLDER) { |
| PPR; printf(" point %d: sample_number=%llu, stream_offset=%llu, frame_samples=%u\n", i, block->data.seek_table.points[i].sample_number, block->data.seek_table.points[i].stream_offset, block->data.seek_table.points[i].frame_samples); |
| } |
| else { |
| PPR; printf(" point %d: PLACEHOLDER\n", i); |
| } |
| } |
| break; |
| case FLAC__METADATA_TYPE_VORBIS_COMMENT: |
| PPR; printf(" vendor string: "); |
| write_vc_field(0, &block->data.vorbis_comment.vendor_string, raw, stdout); |
| PPR; printf(" comments: %u\n", block->data.vorbis_comment.num_comments); |
| for(i = 0; i < block->data.vorbis_comment.num_comments; i++) { |
| PPR; printf(" comment[%u]: ", i); |
| write_vc_field(0, &block->data.vorbis_comment.comments[i], raw, stdout); |
| } |
| break; |
| case FLAC__METADATA_TYPE_CUESHEET: |
| PPR; printf(" media catalog number: %s\n", block->data.cue_sheet.media_catalog_number); |
| PPR; printf(" lead-in: %llu\n", block->data.cue_sheet.lead_in); |
| PPR; printf(" number of tracks: %u\n", block->data.cue_sheet.num_tracks); |
| for(i = 0; i < block->data.cue_sheet.num_tracks; i++) { |
| const FLAC__StreamMetadata_CueSheet_Track *track = block->data.cue_sheet.tracks+i; |
| const FLAC__bool is_last = (i == block->data.cue_sheet.num_tracks-1); |
| const FLAC__bool is_leadout = is_last && track->num_indices == 0; |
| PPR; printf(" track[%u]\n", i); |
| PPR; printf(" offset: %llu\n", track->offset); |
| if(is_last) { |
| PPR; printf(" number: %u (%s)\n", (unsigned)track->number, is_leadout? "LEAD-OUT" : "INVALID"); |
| } |
| else { |
| PPR; printf(" number: %u\n", (unsigned)track->number); |
| } |
| if(!is_leadout) { |
| PPR; printf(" ISRC: %s\n", track->isrc); |
| PPR; printf(" type: %s\n", track->type == 1? "DATA" : "AUDIO"); |
| PPR; printf(" pre-emphasis: %s\n", track->pre_emphasis? "true" : "false"); |
| PPR; printf(" number of index points: %u\n", track->num_indices); |
| for(j = 0; j < track->num_indices; j++) { |
| const FLAC__StreamMetadata_CueSheet_Index *index = track->indices+j; |
| PPR; printf(" index[%u]\n", j); |
| PPR; printf(" offset: %llu\n", index->offset); |
| PPR; printf(" number: %u\n", (unsigned)index->number); |
| } |
| } |
| } |
| break; |
| default: |
| PPR; printf("SKIPPING block of unknown type\n"); |
| break; |
| } |
| #undef PPR |
| } |