shithub: soundpipe

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re-introduced sp_ftbl_bind, with fixes to go along with it

--- a/h/ftbl.h

+++ b/h/ftbl.h

@@ -4,6 +4,7 @@

 typedef struct sp_ftbl{

     size_t size;

     SPFLOAT *tbl;

+    unsigned char del;

 } sp_ftbl;

 int sp_ftbl_create(sp_data *sp, sp_ftbl **ft, size_t size);

--- a/lib/spa/spa.c

+++ b/lib/spa/spa.c

@@ -77,15 +77,12 @@

     sp_audio spa;

     size_t size;

-    *ft = malloc(sizeof(sp_ftbl));

-    ftp = *ft;

     spa_open(sp, &spa, filename, SPA_READ);

     size = spa.header.len;

-

-    ftp->tbl = malloc(sizeof(SPFLOAT) * (size + 1));

-    ftp->size = size;

+    sp_ftbl_create(sp, ft, size);

+    ftp = *ft;

     spa_read_buf(sp, &spa, ftp->tbl, ftp->size);

     spa_close(&spa);

--- a/modules/ftbl.c

+++ b/modules/ftbl.c

@@ -21,13 +21,27 @@

     ftp = *ft;

     ftp->tbl = calloc(1, sizeof(SPFLOAT) * (size + 1));

     ftp->size = size;

+    ftp->del = 1;

     return SP_OK;

 }

+/* like create, but use externally managed memory */

+

+int sp_ftbl_bind(sp_data *sp, sp_ftbl **ft, SPFLOAT *tbl, size_t size)

+{

+    sp_ftbl *ftp;

+    *ft = malloc(sizeof(sp_ftbl));

+    ftp = *ft;

+    ftp->tbl = tbl;

+    ftp->size = size;

+    ftp->del = 0;

+    return SP_OK;

+}

+

 int sp_ftbl_destroy(sp_ftbl **ft)

 {

     sp_ftbl *ftp = *ft;

-    free(ftp->tbl);

+    if (ftp->del) free(ftp->tbl);

     free(*ft);

     return SP_OK;

 }

--- a/modules/loadwav.c

+++ b/modules/loadwav.c

@@ -15,11 +15,13 @@

     if (!sp_drwav_init_file(wav, filename)) return SP_NOT_OK;

     size = sp_drwav_sampcount(wav);

-    *ft = malloc(sizeof(sp_ftbl));

+

+    sp_ftbl_create(sp, ft, size);

+

     ftp = *ft;

-    ftp->tbl = calloc(1, sizeof(SPFLOAT) * size);

-    ftp->size = size;

+

     tbl = ftp->tbl;

+

     sp_drwav_read_f32(wav, size, tbl);

     sp_drwav_uninit(wav);

     free(wav);