diff options
Diffstat (limited to '')
| -rw-r--r-- | src/pcm/PcmResample.cxx | 173 |
1 files changed, 0 insertions, 173 deletions
diff --git a/src/pcm/PcmResample.cxx b/src/pcm/PcmResample.cxx deleted file mode 100644 index 01f269ea9..000000000 --- a/src/pcm/PcmResample.cxx +++ /dev/null @@ -1,173 +0,0 @@ -/* - * 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. - */ - -#include "config.h" -#include "PcmResampleInternal.hxx" - -#ifdef HAVE_LIBSAMPLERATE -#include "ConfigGlobal.hxx" -#include "ConfigOption.hxx" -#endif - -#include <string.h> - -#ifdef HAVE_LIBSAMPLERATE -static bool lsr_enabled; -#endif - -#ifdef HAVE_LIBSAMPLERATE -static bool -pcm_resample_lsr_enabled(void) -{ - return lsr_enabled; -} -#endif - -bool -pcm_resample_global_init(Error &error) -{ -#ifdef HAVE_LIBSAMPLERATE - const char *converter = - config_get_string(CONF_SAMPLERATE_CONVERTER, ""); - - lsr_enabled = strcmp(converter, "internal") != 0; - if (lsr_enabled) - return pcm_resample_lsr_global_init(converter, error); - else - return true; -#else - (void)error; - return true; -#endif -} - -PcmResampler::PcmResampler() -{ -#ifdef HAVE_LIBSAMPLERATE - if (pcm_resample_lsr_enabled()) - pcm_resample_lsr_init(this); -#endif -} - -PcmResampler::~PcmResampler() -{ -#ifdef HAVE_LIBSAMPLERATE - if (pcm_resample_lsr_enabled()) - pcm_resample_lsr_deinit(this); -#endif -} - -void -PcmResampler::Reset() -{ -#ifdef HAVE_LIBSAMPLERATE - pcm_resample_lsr_reset(this); -#endif -} - -const float * -PcmResampler::ResampleFloat(unsigned channels, unsigned src_rate, - const float *src_buffer, size_t src_size, - unsigned dest_rate, size_t *dest_size_r, - Error &error_r) -{ -#ifdef HAVE_LIBSAMPLERATE - if (pcm_resample_lsr_enabled()) - return pcm_resample_lsr_float(this, channels, - src_rate, src_buffer, src_size, - dest_rate, dest_size_r, - error_r); -#else - (void)error_r; -#endif - - /* sizeof(float)==sizeof(int32_t); the fallback resampler does - not do any math on the sample values, so this hack is - possible: */ - return (const float *) - pcm_resample_fallback_32(this, channels, - src_rate, (const int32_t *)src_buffer, - src_size, - dest_rate, dest_size_r); -} - -const int16_t * -PcmResampler::Resample16(unsigned channels, - unsigned src_rate, const int16_t *src_buffer, size_t src_size, - unsigned dest_rate, size_t *dest_size_r, - Error &error_r) -{ -#ifdef HAVE_LIBSAMPLERATE - if (pcm_resample_lsr_enabled()) - return pcm_resample_lsr_16(this, channels, - src_rate, src_buffer, src_size, - dest_rate, dest_size_r, - error_r); -#else - (void)error_r; -#endif - - return pcm_resample_fallback_16(this, channels, - src_rate, src_buffer, src_size, - dest_rate, dest_size_r); -} - -const int32_t * -PcmResampler::Resample32(unsigned channels, unsigned src_rate, - const int32_t *src_buffer, size_t src_size, - unsigned dest_rate, size_t *dest_size_r, - Error &error_r) -{ -#ifdef HAVE_LIBSAMPLERATE - if (pcm_resample_lsr_enabled()) - return pcm_resample_lsr_32(this, channels, - src_rate, src_buffer, src_size, - dest_rate, dest_size_r, - error_r); -#else - (void)error_r; -#endif - - return pcm_resample_fallback_32(this, channels, - src_rate, src_buffer, src_size, - dest_rate, dest_size_r); -} - -const int32_t * -PcmResampler::Resample24(unsigned channels, unsigned src_rate, - const int32_t *src_buffer, size_t src_size, - unsigned dest_rate, size_t *dest_size_r, - Error &error_r) -{ -#ifdef HAVE_LIBSAMPLERATE - if (pcm_resample_lsr_enabled()) - return pcm_resample_lsr_24(this, channels, - src_rate, src_buffer, src_size, - dest_rate, dest_size_r, - error_r); -#else - (void)error_r; -#endif - - /* reuse the 32 bit code - the resampler code doesn't care if - the upper 8 bits are actually used */ - return pcm_resample_fallback_32(this, channels, - src_rate, src_buffer, src_size, - dest_rate, dest_size_r); -} |