| /* metaflac - Command-line FLAC metadata editor |
| * Copyright (C) 2001-2009 Josh Coalson |
| * Copyright (C) 2011-2016 Xiph.Org Foundation |
| * |
| * 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., |
| * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. |
| */ |
| |
| #ifdef HAVE_CONFIG_H |
| # include <config.h> |
| #endif |
| |
| #include "options.h" |
| #include "utils.h" |
| #include "FLAC/assert.h" |
| #include "FLAC/metadata.h" |
| #include "share/compat.h" |
| #include <string.h> |
| #include "operations_shorthand.h" |
| |
| 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) |
| { |
| unsigned i; |
| FLAC__bool ok = true; |
| FLAC__StreamMetadata *block; |
| FLAC__Metadata_Iterator *iterator = FLAC__metadata_iterator_new(); |
| |
| if(0 == iterator) |
| die("out of memory allocating iterator"); |
| |
| FLAC__metadata_iterator_init(iterator, chain); |
| |
| block = FLAC__metadata_iterator_get_block(iterator); |
| |
| FLAC__ASSERT(0 != block); |
| FLAC__ASSERT(block->type == FLAC__METADATA_TYPE_STREAMINFO); |
| |
| if(prefix_with_filename) |
| flac_printf("%s:", filename); |
| |
| switch(operation->type) { |
| case OP__SHOW_MD5SUM: |
| for(i = 0; i < 16; i++) |
| printf("%02x", block->data.stream_info.md5sum[i]); |
| printf("\n"); |
| break; |
| case OP__SHOW_MIN_BLOCKSIZE: |
| printf("%u\n", block->data.stream_info.min_blocksize); |
| break; |
| case OP__SHOW_MAX_BLOCKSIZE: |
| printf("%u\n", block->data.stream_info.max_blocksize); |
| break; |
| case OP__SHOW_MIN_FRAMESIZE: |
| printf("%u\n", block->data.stream_info.min_framesize); |
| break; |
| case OP__SHOW_MAX_FRAMESIZE: |
| printf("%u\n", block->data.stream_info.max_framesize); |
| break; |
| case OP__SHOW_SAMPLE_RATE: |
| printf("%u\n", block->data.stream_info.sample_rate); |
| break; |
| case OP__SHOW_CHANNELS: |
| printf("%u\n", block->data.stream_info.channels); |
| break; |
| case OP__SHOW_BPS: |
| printf("%u\n", block->data.stream_info.bits_per_sample); |
| break; |
| case OP__SHOW_TOTAL_SAMPLES: |
| printf("%" PRIu64 "\n", block->data.stream_info.total_samples); |
| break; |
| case OP__SET_MD5SUM: |
| memcpy(block->data.stream_info.md5sum, operation->argument.streaminfo_md5.value, 16); |
| *needs_write = true; |
| break; |
| case OP__SET_MIN_BLOCKSIZE: |
| block->data.stream_info.min_blocksize = operation->argument.streaminfo_uint32.value; |
| *needs_write = true; |
| break; |
| case OP__SET_MAX_BLOCKSIZE: |
| block->data.stream_info.max_blocksize = operation->argument.streaminfo_uint32.value; |
| *needs_write = true; |
| break; |
| case OP__SET_MIN_FRAMESIZE: |
| block->data.stream_info.min_framesize = operation->argument.streaminfo_uint32.value; |
| *needs_write = true; |
| break; |
| case OP__SET_MAX_FRAMESIZE: |
| block->data.stream_info.max_framesize = operation->argument.streaminfo_uint32.value; |
| *needs_write = true; |
| break; |
| case OP__SET_SAMPLE_RATE: |
| block->data.stream_info.sample_rate = operation->argument.streaminfo_uint32.value; |
| *needs_write = true; |
| break; |
| case OP__SET_CHANNELS: |
| block->data.stream_info.channels = operation->argument.streaminfo_uint32.value; |
| *needs_write = true; |
| break; |
| case OP__SET_BPS: |
| block->data.stream_info.bits_per_sample = operation->argument.streaminfo_uint32.value; |
| *needs_write = true; |
| break; |
| case OP__SET_TOTAL_SAMPLES: |
| block->data.stream_info.total_samples = operation->argument.streaminfo_uint64.value; |
| *needs_write = true; |
| break; |
| default: |
| ok = false; |
| FLAC__ASSERT(0); |
| break; |
| }; |
| |
| FLAC__metadata_iterator_delete(iterator); |
| |
| return ok; |
| } |