/* Copyright (C) 2016 Paul Brossier This file is part of aubio. aubio is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version. aubio is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with aubio. If not, see . */ #include "aubio_priv.h" #include "fmat.h" uint_t aubio_io_validate_samplerate(const char_t *kind, const char_t *path, uint_t samplerate) { if ((sint_t)(samplerate) <= 0) { AUBIO_ERR("%s: failed creating %s, samplerate should be positive, not %d\n", kind, path, samplerate); return AUBIO_FAIL; } if ((sint_t)samplerate > AUBIO_MAX_SAMPLERATE) { AUBIO_ERR("%s: failed creating %s, samplerate %dHz is too large\n", kind, path, samplerate); return AUBIO_FAIL; } return AUBIO_OK; } uint_t aubio_io_validate_channels(const char_t *kind, const char_t *path, uint_t channels) { if ((sint_t)(channels) <= 0) { AUBIO_ERR("sink_%s: failed creating %s, channels should be positive, not %d\n", kind, path, channels); return AUBIO_FAIL; } if (channels > AUBIO_MAX_CHANNELS) { AUBIO_ERR("sink_%s: failed creating %s, too many channels (%d but %d available)\n", kind, path, channels, AUBIO_MAX_CHANNELS); return AUBIO_FAIL; } return AUBIO_OK; } uint_t aubio_source_validate_input_length(const char_t *kind, const char_t *path, uint_t hop_size, uint_t read_data_length) { uint_t length = hop_size; if (hop_size < read_data_length) { AUBIO_WRN("%s: partial read from %s, trying to read %d frames, but" " hop_size is %d\n", kind, path, read_data_length, hop_size); } else if (hop_size > read_data_length) { AUBIO_WRN("%s: partial read from %s, trying to read %d frames into" " a buffer of length %d\n", kind, path, hop_size, read_data_length); length = read_data_length; } return length; } uint_t aubio_source_validate_input_channels(const char_t *kind, const char_t *path, uint_t source_channels, uint_t read_data_height) { uint_t channels = source_channels; if (read_data_height < source_channels) { AUBIO_WRN("%s: partial read from %s, trying to read %d channels," " but found output of height %d\n", kind, path, source_channels, read_data_height); channels = read_data_height; } else if (read_data_height > source_channels) { // do not show a warning when trying to read into more channels than // the input source. #if 0 AUBIO_WRN("%s: partial read from %s, trying to read %d channels," " but found output of height %d\n", kind, path, source_channels, read_data_height); #endif channels = source_channels; } return channels; } void aubio_source_pad_output (fvec_t *read_data, uint_t source_read) { uint_t i = 0; if (source_read < read_data->length) { for (i = source_read; i < read_data->length; i++) { read_data->data[i] = 0.; } } } void aubio_source_pad_multi_output (fmat_t *read_data, uint_t source_channels, uint_t source_read) { uint_t i, j; if (source_read < read_data->length) { for (i = 0; i < read_data->height; i++) { for (j = source_read; j < read_data->length; j++) { read_data->data[i][j] = 0.; } } } } uint_t aubio_sink_validate_input_length(const char_t *kind, const char_t *path, uint_t max_size, uint_t write_data_length, uint_t write) { uint_t can_write = write; if (write > max_size) { AUBIO_WRN("%s: partial write to %s, trying to write %d frames," " at most %d can be written at once\n", kind, path, write, max_size); can_write = max_size; } if (can_write > write_data_length) { AUBIO_WRN("%s: partial write to %s, trying to write %d frames," " but found input of length %d\n", kind, path, write, write_data_length); can_write = write_data_length; } return can_write; } uint_t aubio_sink_validate_input_channels(const char_t *kind, const char_t *path, uint_t sink_channels, uint_t write_data_height) { uint_t channels = sink_channels; if (write_data_height < sink_channels) { AUBIO_WRN("%s: partial write to %s, trying to write %d channels," " but found input of height %d\n", kind, path, sink_channels, write_data_height); channels = write_data_height; } return channels; }