diff options
Diffstat (limited to 'shared-module/audioio/RawSample.c')
| -rw-r--r-- | shared-module/audioio/RawSample.c | 94 |
1 files changed, 0 insertions, 94 deletions
diff --git a/shared-module/audioio/RawSample.c b/shared-module/audioio/RawSample.c deleted file mode 100644 index 6422e346b..000000000 --- a/shared-module/audioio/RawSample.c +++ /dev/null @@ -1,94 +0,0 @@ -/* - * This file is part of the Micro Python project, http://micropython.org/ - * - * The MIT License (MIT) - * - * Copyright (c) 2018 Scott Shawcroft for Adafruit Industries - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to deal - * in the Software without restriction, including without limitation the rights - * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell - * copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE - * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, - * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN - * THE SOFTWARE. - */ - -#include "shared-bindings/audioio/RawSample.h" - -#include <stdint.h> - -#include "shared-module/audioio/RawSample.h" - -void common_hal_audioio_rawsample_construct(audioio_rawsample_obj_t* self, - uint8_t* buffer, - uint32_t len, - uint8_t bytes_per_sample, - bool samples_signed, - uint8_t channel_count, - uint32_t sample_rate) { - self->buffer = buffer; - self->bits_per_sample = bytes_per_sample * 8; - self->samples_signed = samples_signed; - self->len = len; - self->channel_count = channel_count; - self->sample_rate = sample_rate; - self->buffer_read = false; -} - -void common_hal_audioio_rawsample_deinit(audioio_rawsample_obj_t* self) { - self->buffer = NULL; -} -bool common_hal_audioio_rawsample_deinited(audioio_rawsample_obj_t* self) { - return self->buffer == NULL; -} - -uint32_t common_hal_audioio_rawsample_get_sample_rate(audioio_rawsample_obj_t* self) { - return self->sample_rate; -} -void common_hal_audioio_rawsample_set_sample_rate(audioio_rawsample_obj_t* self, - uint32_t sample_rate) { - self->sample_rate = sample_rate; -} - -void audioio_rawsample_reset_buffer(audioio_rawsample_obj_t* self, - bool single_channel, - uint8_t channel) { -} - -audioio_get_buffer_result_t audioio_rawsample_get_buffer(audioio_rawsample_obj_t* self, - bool single_channel, - uint8_t channel, - uint8_t** buffer, - uint32_t* buffer_length) { - *buffer_length = self->len; - if (single_channel) { - *buffer = self->buffer + (channel % self->channel_count) * (self->bits_per_sample / 8); - } else { - *buffer = self->buffer; - } - return GET_BUFFER_DONE; -} - -void audioio_rawsample_get_buffer_structure(audioio_rawsample_obj_t* self, bool single_channel, - bool* single_buffer, bool* samples_signed, - uint32_t* max_buffer_length, uint8_t* spacing) { - *single_buffer = true; - *samples_signed = self->samples_signed; - *max_buffer_length = self->len; - if (single_channel) { - *spacing = self->channel_count; - } else { - *spacing = 1; - } -} |
