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Diffstat (limited to 'src/pcm/PcmResampleInternal.hxx')
-rw-r--r-- | src/pcm/PcmResampleInternal.hxx | 97 |
1 files changed, 97 insertions, 0 deletions
diff --git a/src/pcm/PcmResampleInternal.hxx b/src/pcm/PcmResampleInternal.hxx new file mode 100644 index 000000000..bae69fab4 --- /dev/null +++ b/src/pcm/PcmResampleInternal.hxx @@ -0,0 +1,97 @@ +/* + * Copyright (C) 2003-2013 The Music Player Daemon Project + * http://www.musicpd.org + * + * This program 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 2 of the License, or + * (at your option) any later version. + * + * This program 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 this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ + +/** \file + * + * Internal declarations for the pcm_resample library. The "internal" + * resampler is called "fallback" in the MPD source, so the file name + * of this header is somewhat unrelated to it. + */ + +#ifndef MPD_PCM_RESAMPLE_INTERNAL_HXX +#define MPD_PCM_RESAMPLE_INTERNAL_HXX + +#include "check.h" +#include "PcmResample.hxx" + +#ifdef HAVE_LIBSAMPLERATE + +bool +pcm_resample_lsr_global_init(const char *converter, GError **error_r); + +void +pcm_resample_lsr_init(PcmResampler *state); + +void +pcm_resample_lsr_deinit(PcmResampler *state); + +void +pcm_resample_lsr_reset(PcmResampler *state); + +const float * +pcm_resample_lsr_float(PcmResampler *state, + unsigned channels, + unsigned src_rate, + const float *src_buffer, size_t src_size, + unsigned dest_rate, size_t *dest_size_r, + GError **error_r); + +const int16_t * +pcm_resample_lsr_16(PcmResampler *state, + unsigned channels, + unsigned src_rate, + const int16_t *src_buffer, size_t src_size, + unsigned dest_rate, size_t *dest_size_r, + GError **error_r); + +const int32_t * +pcm_resample_lsr_32(PcmResampler *state, + unsigned channels, + unsigned src_rate, + const int32_t *src_buffer, + G_GNUC_UNUSED size_t src_size, + unsigned dest_rate, size_t *dest_size_r, + GError **error_r); + +#endif + +void +pcm_resample_fallback_init(PcmResampler *state); + +void +pcm_resample_fallback_deinit(PcmResampler *state); + +const int16_t * +pcm_resample_fallback_16(PcmResampler *state, + unsigned channels, + unsigned src_rate, + const int16_t *src_buffer, size_t src_size, + unsigned dest_rate, + size_t *dest_size_r); + +const int32_t * +pcm_resample_fallback_32(PcmResampler *state, + unsigned channels, + unsigned src_rate, + const int32_t *src_buffer, + G_GNUC_UNUSED size_t src_size, + unsigned dest_rate, + size_t *dest_size_r); + +#endif |