asterisk.ru

Код: Выделить всё

static struct ast_frame *audiohook_read_frame_both(struct ast_audiohook *audiohook, size_t samples)
{
        int i = 0, usable_read, usable_write;
        short buf1[samples], buf2[samples], *read_buf = NULL, *write_buf = NULL, *final_buf = NULL, *data1 = NULL, *data2 = NULL;
        struct ast_frame frame = {
                .frametype = AST_FRAME_VOICE,
                .subclass = AST_FORMAT_SLINEAR,
                .data = NULL,
                .datalen = sizeof(buf1),
                .samples = samples,
        };

        /* Make sure both factories have the required samples */
        usable_read = (ast_slinfactory_available(&audiohook->read_factory) >= samples ? 1 : 0);
        usable_write = (ast_slinfactory_available(&audiohook->write_factory) >= samples ? 1 : 0);

        if (!usable_read && !usable_write) {
                /* If both factories are unusable bail out */
                ast_debug(1, "Read factory %p and write factory %p both fail to provide %zd samples\n", &audiohook->read_factory, &audiohook->write_factory, samples);
                return NULL;
        }