From 7f140a6a58239d3d0ba13ccd960ec30399eac4f8 Mon Sep 17 00:00:00 2001 From: Josh Coalson Date: Sat, 4 May 2002 17:31:52 +0000 Subject: [PATCH] functionality moved to metadata.c --- src/libFLAC/utility.c | 77 ------------------------------------------- 1 file changed, 77 deletions(-) delete mode 100644 src/libFLAC/utility.c diff --git a/src/libFLAC/utility.c b/src/libFLAC/utility.c deleted file mode 100644 index 4ddfe36b..00000000 --- a/src/libFLAC/utility.c +++ /dev/null @@ -1,77 +0,0 @@ -/* libFLAC - Free Lossless Audio Codec library - * Copyright (C) 2001,2002 Josh Coalson - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Library General Public - * License as published by the Free Software Foundation; either - * version 2 of the License, or (at your option) any later version. - * - * This library 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 - * Library General Public License for more details. - * - * You should have received a copy of the GNU Library General Public - * License along with this library; if not, write to the - * Free Software Foundation, Inc., 59 Temple Place - Suite 330, - * Boston, MA 02111-1307, USA. - */ - -#include "FLAC/all.h" - -static FLAC__StreamDecoderWriteStatus write_callback_(const FLAC__FileDecoder *decoder, const FLAC__Frame *frame, const FLAC__int32 *buffer[], void *client_data); -static void metadata_callback_(const FLAC__FileDecoder *decoder, const FLAC__StreamMetaData *metadata, void *client_data); -static void error_callback_(const FLAC__FileDecoder *decoder, FLAC__StreamDecoderErrorStatus status, void *client_data); - -FLAC__bool FLAC__utility_get_streaminfo(const char *filename, FLAC__StreamMetaData_StreamInfo *streaminfo) -{ - FLAC__FileDecoder *decoder = FLAC__file_decoder_new(); - - if(0 == decoder) - return false; - - FLAC__file_decoder_set_md5_checking(decoder, false); - FLAC__file_decoder_set_filename(decoder, filename); - FLAC__file_decoder_set_write_callback(decoder, write_callback_); - FLAC__file_decoder_set_metadata_callback(decoder, metadata_callback_); - FLAC__file_decoder_set_error_callback(decoder, error_callback_); - FLAC__file_decoder_set_client_data(decoder, &streaminfo); - - if(FLAC__file_decoder_init(decoder) != FLAC__FILE_DECODER_OK) - return false; - - if(!FLAC__file_decoder_process_metadata(decoder)) - return false; - - if(FLAC__file_decoder_get_state(decoder) != FLAC__FILE_DECODER_UNINITIALIZED) - FLAC__file_decoder_finish(decoder); - - FLAC__file_decoder_delete(decoder); - - return 0 != streaminfo; /* the metadata_callback_() will set streaminfo to 0 on an error */ -} - -FLAC__StreamDecoderWriteStatus write_callback_(const FLAC__FileDecoder *decoder, const FLAC__Frame *frame, const FLAC__int32 *buffer[], void *client_data) -{ - (void)decoder, (void)frame, (void)buffer, (void)client_data; - - return FLAC__STREAM_DECODER_WRITE_CONTINUE; -} - -void metadata_callback_(const FLAC__FileDecoder *decoder, const FLAC__StreamMetaData *metadata, void *client_data) -{ - FLAC__StreamMetaData_StreamInfo **streaminfo = (FLAC__StreamMetaData_StreamInfo **)client_data; - (void)decoder; - - if(metadata->type == FLAC__METADATA_TYPE_STREAMINFO && 0 != *streaminfo) - **streaminfo = metadata->data.stream_info; -} - -void error_callback_(const FLAC__FileDecoder *decoder, FLAC__StreamDecoderErrorStatus status, void *client_data) -{ - FLAC__StreamMetaData_StreamInfo **streaminfo = (FLAC__StreamMetaData_StreamInfo **)client_data; - (void)decoder; - - if(status != FLAC__STREAM_DECODER_ERROR_LOST_SYNC) - *streaminfo = 0; -}