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Diffstat (limited to 'share/examples/sound/basic.c')
-rw-r--r-- | share/examples/sound/basic.c | 99 |
1 files changed, 0 insertions, 99 deletions
diff --git a/share/examples/sound/basic.c b/share/examples/sound/basic.c deleted file mode 100644 index 83ecbe6ea9a7..000000000000 --- a/share/examples/sound/basic.c +++ /dev/null @@ -1,99 +0,0 @@ -/* - * SPDX-License-Identifier: BSD-2-Clause - * - * Copyright (c) 2021 Goran Mekić - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - */ - -#include "ossinit.h" - -int -main() -{ - config_t config = { - .device = "/dev/dsp", - .channels = -1, - .format = format, - .frag = -1, - .sample_rate = 48000, - .sample_size = sizeof(sample_t), - .buffer_info.fragments = -1, - .mmap = 0, - }; - - /* Initialize device */ - oss_init(&config); - - /* - * Allocate input and output buffers so that their size match - * frag_size - */ - int ret; - int bytes = config.buffer_info.bytes; - int8_t *ibuf = malloc(bytes); - int8_t *obuf = malloc(bytes); - sample_t *channels = malloc(bytes); - - printf( - "bytes: %d, fragments: %d, fragsize: %d, fragstotal: %d, samples: %d\n", - bytes, - config.buffer_info.fragments, - config.buffer_info.fragsize, - config.buffer_info.fragstotal, - config.sample_count - ); - - /* Minimal engine: read input and copy it to the output */ - for (;;) { - ret = read(config.fd, ibuf, bytes); - if (ret < bytes) { - fprintf( - stderr, - "Requested %d bytes, but read %d!\n", - bytes, - ret - ); - break; - } - oss_split(&config, (sample_t *)ibuf, channels); - /* All processing will happen here */ - oss_merge(&config, channels, (sample_t *)obuf); - ret = write(config.fd, obuf, bytes); - if (ret < bytes) { - fprintf( - stderr, - "Requested %d bytes, but wrote %d!\n", - bytes, - ret - ); - break; - } - } - - /* Cleanup */ - free(channels); - free(obuf); - free(ibuf); - close(config.fd); - return (0); -} |