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Diffstat (limited to '3rdparty/libflac/src/share/grabbag/seektable.c')
-rw-r--r--3rdparty/libflac/src/share/grabbag/seektable.c132
1 files changed, 0 insertions, 132 deletions
diff --git a/3rdparty/libflac/src/share/grabbag/seektable.c b/3rdparty/libflac/src/share/grabbag/seektable.c
deleted file mode 100644
index 55ac766ed14..00000000000
--- a/3rdparty/libflac/src/share/grabbag/seektable.c
+++ /dev/null
@@ -1,132 +0,0 @@
-/* grabbag - Convenience lib for various routines common to several tools
- * Copyright (C) 2002,2003,2004,2005,2006,2007 Josh Coalson
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2.1 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
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
- */
-
-#if HAVE_CONFIG_H
-# include <config.h>
-#endif
-
-#include "share/grabbag.h"
-#include "FLAC/assert.h"
-#include <stdlib.h> /* for atoi() */
-#include <string.h>
-
-#ifdef _MSC_VER
-/* There's no strtoll() in MSVC6 so we just write a specialized one */
-static FLAC__int64 local__strtoll(const char *src, char **endptr)
-{
- FLAC__bool neg = false;
- FLAC__int64 ret = 0;
- int c;
- FLAC__ASSERT(0 != src);
- if(*src == '-') {
- neg = true;
- src++;
- }
- while(0 != (c = *src)) {
- c -= '0';
- if(c >= 0 && c <= 9)
- ret = (ret * 10) + c;
- else
- break;
- src++;
- }
- if(endptr)
- *endptr = (char*)src;
- return neg? -ret : ret;
-}
-#endif
-
-FLAC__bool grabbag__seektable_convert_specification_to_template(const char *spec, FLAC__bool only_explicit_placeholders, FLAC__uint64 total_samples_to_encode, unsigned sample_rate, FLAC__StreamMetadata *seektable_template, FLAC__bool *spec_has_real_points)
-{
- unsigned i;
- const char *pt;
-
- FLAC__ASSERT(0 != spec);
- FLAC__ASSERT(0 != seektable_template);
- FLAC__ASSERT(seektable_template->type = FLAC__METADATA_TYPE_SEEKTABLE);
-
- if(0 != spec_has_real_points)
- *spec_has_real_points = false;
-
- for(pt = spec, i = 0; pt && *pt; i++) {
- const char *q = strchr(pt, ';');
- FLAC__ASSERT(0 != q);
-
- if(q > pt) {
- if(0 == strncmp(pt, "X;", 2)) { /* -S X */
- if(!FLAC__metadata_object_seektable_template_append_placeholders(seektable_template, 1))
- return false;
- }
- else if(q[-1] == 'x') { /* -S #x */
- if(total_samples_to_encode > 0) { /* we can only do these if we know the number of samples to encode up front */
- if(0 != spec_has_real_points)
- *spec_has_real_points = true;
- if(!only_explicit_placeholders) {
- const int n = (unsigned)atoi(pt);
- if(n > 0)
- if(!FLAC__metadata_object_seektable_template_append_spaced_points(seektable_template, (unsigned)n, total_samples_to_encode))
- return false;
- }
- }
- }
- else if(q[-1] == 's') { /* -S #s */
- if(total_samples_to_encode > 0) { /* we can only do these if we know the number of samples to encode up front */
- FLAC__ASSERT(sample_rate > 0);
- if(0 != spec_has_real_points)
- *spec_has_real_points = true;
- if(!only_explicit_placeholders) {
- const double sec = atof(pt);
- if(sec > 0.0) {
- unsigned samples = (unsigned)(sec * (double)sample_rate);
- if(samples > 0) {
- /* +1 for the initial point at sample 0 */
- if(!FLAC__metadata_object_seektable_template_append_spaced_points_by_samples(seektable_template, samples, total_samples_to_encode))
- return false;
- }
- }
- }
- }
- }
- else { /* -S # */
- if(0 != spec_has_real_points)
- *spec_has_real_points = true;
- if(!only_explicit_placeholders) {
- char *endptr;
-#ifdef _MSC_VER
- const FLAC__int64 n = local__strtoll(pt, &endptr);
-#else
- const FLAC__int64 n = (FLAC__int64)strtoll(pt, &endptr, 10);
-#endif
- if(
- (n > 0 || (endptr > pt && *endptr == ';')) && /* is a valid number (extra check needed for "0") */
- (total_samples_to_encode == 0 || (FLAC__uint64)n < total_samples_to_encode) /* number is not >= the known total_samples_to_encode */
- )
- if(!FLAC__metadata_object_seektable_template_append_point(seektable_template, (FLAC__uint64)n))
- return false;
- }
- }
- }
-
- pt = ++q;
- }
-
- if(!FLAC__metadata_object_seektable_template_sort(seektable_template, /*compact=*/true))
- return false;
-
- return true;
-}