mirror of
https://git.code.sf.net/p/quake/quakeforge
synced 2024-11-26 14:20:59 +00:00
start working on a tool to sxtract the loop info from wav files
This commit is contained in:
Bill Currie
parent
227da6afba
commit
25c869324d
5 changed files with 290 additions and 5 deletions
16
configure.ac
16
configure.ac
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@ -1870,6 +1870,13 @@ AC_SUBST(PAK_LIBS)
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AC_SUBST(PAK_DEPS)
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AC_SUBST(PAK_INCS)
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WAV_DEPS='$(top_builddir)/libs/util/libQFutil.la'
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WAV_LIBS="${WAV_DEPS} "'$(WIN32_LIBS)'
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WAV_INCS=""
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AC_SUBST(WAV_LIBS)
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AC_SUBST(WAV_DEPS)
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AC_SUBST(WAV_INCS)
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AC_DEFINE_UNQUOTED(PATH_SEPARATOR, '/', [Define this to your operating system's path separator character])
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AC_DEFINE_UNQUOTED(CPP_NAME, "$CPP_NAME", [Define this to the command line for the C preprocessor])
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@ -1921,14 +1928,14 @@ AC_OUTPUT(
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libs/video/renderer/sw32/Makefile
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libs/video/targets/Makefile
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qw/Makefile
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qw/include/Makefile
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qw/source/Makefile
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nq/Makefile
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nq/include/Makefile
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nq/source/Makefile
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qw/Makefile
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qw/include/Makefile
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qw/source/Makefile
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tools/Makefile
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tools/pak/Makefile
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tools/qfcc/Makefile
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@ -1941,6 +1948,7 @@ AC_OUTPUT(
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tools/qfprogs/source/Makefile
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tools/qwaq/Makefile
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tools/qwaq/progs.src
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tools/wav/Makefile
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cs-code/Makefile
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@ -1 +1 @@
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SUBDIRS=pak qfcc qfprogs qwaq
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SUBDIRS=pak qfcc qfprogs qwaq wav
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9
tools/wav/.gitignore
vendored
Normal file
9
tools/wav/.gitignore
vendored
Normal file
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@ -0,0 +1,9 @@
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*.d
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*.la
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*.lo
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.deps
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.libs
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.vimrc
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Makefile
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Makefile.in
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pak
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17
tools/wav/Makefile.am
Normal file
17
tools/wav/Makefile.am
Normal file
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@ -0,0 +1,17 @@
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AUTOMAKE_OPTIONS= foreign
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WAV_LIBS=@WAV_LIBS@
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WAV_DEPS=@WAV_DEPS@
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WAV_INCS=@WAV_INCS@
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INCLUDES= -I$(top_srcdir)/include $(WAV_INCS)
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bin_PROGRAMS= wav
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#man_MANS= wav.1
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wav_SOURCES= wav.c
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wav_LDADD= $(WAV_LIBS)
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wav_DEPENDENCIES= $(WAV_DEPS)
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EXTRA_DIST=
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251
tools/wav/wav.c
Normal file
251
tools/wav/wav.c
Normal file
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@ -0,0 +1,251 @@
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#include <stdio.h>
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#include <stdlib.h>
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#include "QF/dstring.h"
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typedef struct d_chunk_s {
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unsigned char name[4];
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unsigned len;
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} d_chunk_t;
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typedef struct d_cue_point_s {
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unsigned name;
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unsigned position;
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char chunk[4];
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unsigned chunk_start;
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unsigned block_start;
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unsigned sample_offset;
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} d_cue_point_t;
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typedef struct d_cue_s {
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unsigned count;
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d_cue_point_t cue_points[1];
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} d_cue_t;
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typedef struct d_format_s {
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unsigned short format_tag;
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unsigned short channels;
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unsigned samples_pre_sec;
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unsigned byte_per_sec;
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unsigned short align;
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} d_format_t;
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typedef struct d_ltxt_s {
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unsigned name;
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unsigned len;
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char purpose[4];
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unsigned country;
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unsigned language;
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unsigned dialect;
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unsigned codepage;
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unsigned char data[0];
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} d_ltxt_t;
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typedef struct cue_s {
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d_chunk_t ck;
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d_cue_t cue;
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} cue_t;
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typedef struct format_s {
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d_chunk_t ck;
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d_format_t format;
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} format_t;
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typedef struct ltxt_s {
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d_chunk_t ck;
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d_ltxt_t ltxt;
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} ltxt_t;
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typedef struct label_s {
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d_chunk_t ck;
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unsigned ofs;
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char *label;
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} label_t;
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typedef struct data_s {
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d_chunk_t ck;
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char *data;
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} data_t;
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#define SWITCH(name) switch (((name)[0] << 24) | ((name)[1] << 16) \
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| ((name)[2] << 8) | (name)[3])
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#define CASE(a,b,c,d) (((unsigned char)(a) << 24) \
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| ((unsigned char)(b) << 16) \
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| ((unsigned char)(c) << 8) \
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| (unsigned char)(d))
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char *
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read_string (FILE *f, int len)
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{
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char c[2] = {0, 0};
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char *s;
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int l = len;
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dstring_t *str = dstring_newstr ();
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while (l--) {
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fread (c, 1, 1, f);
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if (!c[0])
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break;
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dstring_appendstr (str, c);
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}
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s = str->str;
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free (str);
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fseek (f, l + (len & 1), SEEK_CUR);
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return s;
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}
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void *
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read_data (FILE *f, int len)
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{
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void *data = malloc (len);
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fread (data, 1, 1, f);
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fseek (f, len & 1, SEEK_CUR);
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return data;
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}
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void
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read_ltxt (FILE *f, int len, d_ltxt_t *ltxt)
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{
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fread (ltxt, 1, len, f);
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}
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void
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read_adtl (FILE *f, int len)
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{
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d_chunk_t ck;
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ltxt_t *ltxt;
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label_t *label;
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data_t *data;
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int r;
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while (len) {
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r = fread (&ck, 1, sizeof (ck), f);
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if (!r) {
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len = 0;
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break;
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}
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len -= r;
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printf (" '%4.4s' %6d\n", ck.name, ck.len);
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SWITCH (ck.name) {
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case CASE ('l','t','x','t'):
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ltxt = malloc (sizeof (ltxt_t));
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ltxt->ck = ck;
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read_ltxt (f, ck.len, <xt->ltxt);
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break;
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case CASE ('l','a','b','l'):
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case CASE ('n','o','t','e'):
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label = malloc (sizeof (label_t));
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label->ck = ck;
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fread (&label->ofs, 1, 4, f);
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label->label = read_string (f, ck.len - 4);
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break;
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default:
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data = malloc (sizeof (data));
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data->ck = ck;
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data->data = read_data (f, ck.len);
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break;
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}
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len -= ck.len + (ck.len & 1);
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}
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}
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void
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read_list (FILE *f, int len)
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{
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d_chunk_t ck;
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unsigned char name[4];
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int r;
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len -= fread (name, 1, sizeof (name), f);
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printf (" '%4.4s' %6d\n", name, len);
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while (len) {
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SWITCH (name) {
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case CASE ('I','N','F','O'):
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r = fread (&ck, 1, sizeof (ck), f);
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if (!r) {
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len = 0;
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break;
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}
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len -= r;
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printf (" '%4.4s' %6d\n", ck.name, ck.len);
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SWITCH (ck.name) {
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case CASE ('I','C','R','D'):
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case CASE ('I','S','F','T'):
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read_string (f, ck.len);
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break;
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default:
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read_data (f, ck.len);
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//fseek (f, ck.len + (ck.len & 1), SEEK_CUR);
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break;
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}
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len -= ck.len + (ck.len & 1);
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break;
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case CASE ('a','d','t','l'):
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read_adtl (f, len);
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len = 0;
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default:
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read_data (f, len);
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len = 0;
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break;
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}
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}
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}
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void
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read_cue (FILE *f, int len)
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{
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d_cue_t *cue = alloca (len);
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d_cue_point_t *cp;
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int i;
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fread (cue, 1, len, f);
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printf (" %d\n", cue->count);
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for (i = 0, cp = cue->cue_points; i < cue->count; i++) {
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printf (" %8x %6d %4.4s %d %d %6d\n", cp->name, cp->position,
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cp->chunk, cp->chunk_start, cp->block_start,
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cp->sample_offset);
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}
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}
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int
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main (int argc, char **argv)
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{
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while (*++argv) {
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FILE *f = fopen (*argv, "rb");
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d_chunk_t ck;
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char name[4];
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int file_len, len;
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if (f) {
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fseek (f, 0, SEEK_END);
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file_len = ftell (f);
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fseek (f, 0, SEEK_SET);
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printf ("%s\n", *argv);
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fread (&ck, 1, sizeof (ck), f);
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printf ("'%4.4s' %d\n", ck.name, ck.len);
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fread (name, 1, sizeof (name), f);
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printf (" '%4.4s'\n", name);
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while (fread (&ck, 1, sizeof (ck), f)) {
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if (ck.len < 0x80000000)
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len = ck.len;
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else
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len = file_len - ftell (f);
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printf (" '%4.4s' %6d\n", ck.name, len);
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SWITCH (ck.name) {
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case CASE ('c','u','e',' '):
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read_cue (f, len);
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break;
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case CASE ('L','I','S','T'):
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read_list (f, len);
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break;
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default:
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fseek (f, len + (len & 1), SEEK_CUR);
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break;
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}
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}
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fclose (f);
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}
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}
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return 0;
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}
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