/*  _______         ____    __         ___    ___ * \    _  \       \    /  \  /       \   \  /   /       '   '  ' *  |  | \  \       |  |    ||         |   \/   |         .      . *  |  |  |  |      |  |    ||         ||\  /|  | *  |  |  |  |      |  |    ||         || \/ |  |         '  '  ' *  |  |  |  |      |  |    ||         ||    |  |         .      . *  |  |_/  /        \  \__//          ||    |  | * /_______/ynamic    \____/niversal  /__\  /____\usic   /|  .  . ibliotheque *                                                      /  \ *                                                     / .  \ * sampbuf.c - Helper for allocating sample           / / \  \ *             buffers.                              | <  /   \_ *                                                   |  \/ /\   / * By entheh.                                         \_  /  > / *                                                      | \ / / *                                                      |  ' / *                                                       \__/ */ #include <stdlib.h>#include "dumb.h" sample_t **allocate_sample_buffer(int n_channels, long length) {    int i;    sample_t **samples = malloc(((n_channels + 1) >> 1) * sizeof(*samples));    if (!samples)        return NULL;    samples[0] = malloc(n_channels * length * sizeof(*samples[0]));    if (!samples[0]) {        free(samples);        return NULL;    }    for (i = 1; i<(n_channels + 1)>> 1; i++)        samples[i] = samples[i - 1] + length * 2;    return samples;} void destroy_sample_buffer(sample_t **samples) {    if (samples) {        free(samples[0]);        free(samples);    }}