5b82ffc291
After we've been hit by Large File Support problems several times in the past week (which only occur on 32 bit platforms, which I don't have), this is yet another attempt to fix the issue.
105 lines
2.6 KiB
C
105 lines
2.6 KiB
C
/*
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* Copyright (C) 2003-2009 The Music Player Daemon Project
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* http://www.musicpd.org
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include "config.h"
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#include "pcm_resample_internal.h"
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#ifdef HAVE_LIBSAMPLERATE
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#include "conf.h"
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#endif
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#include <string.h>
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#ifdef HAVE_LIBSAMPLERATE
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static bool
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pcm_resample_lsr_enabled(void)
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{
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return strcmp(config_get_string(CONF_SAMPLERATE_CONVERTER, ""),
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"internal") != 0;
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}
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#endif
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void pcm_resample_init(struct pcm_resample_state *state)
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{
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memset(state, 0, sizeof(*state));
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#ifdef HAVE_LIBSAMPLERATE
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if (pcm_resample_lsr_enabled()) {
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pcm_buffer_init(&state->in);
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pcm_buffer_init(&state->out);
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}
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#endif
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pcm_buffer_init(&state->buffer);
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}
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void pcm_resample_deinit(struct pcm_resample_state *state)
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{
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#ifdef HAVE_LIBSAMPLERATE
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if (pcm_resample_lsr_enabled())
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pcm_resample_lsr_deinit(state);
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else
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#endif
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pcm_resample_fallback_deinit(state);
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}
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const int16_t *
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pcm_resample_16(struct pcm_resample_state *state,
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uint8_t channels,
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unsigned src_rate, const int16_t *src_buffer, size_t src_size,
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unsigned dest_rate, size_t *dest_size_r,
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GError **error_r)
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{
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#ifdef HAVE_LIBSAMPLERATE
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if (pcm_resample_lsr_enabled())
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return pcm_resample_lsr_16(state, channels,
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src_rate, src_buffer, src_size,
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dest_rate, dest_size_r,
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error_r);
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#else
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(void)error_r;
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#endif
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return pcm_resample_fallback_16(state, channels,
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src_rate, src_buffer, src_size,
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dest_rate, dest_size_r);
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}
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const int32_t *
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pcm_resample_32(struct pcm_resample_state *state,
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uint8_t channels,
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unsigned src_rate, const int32_t *src_buffer, size_t src_size,
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unsigned dest_rate, size_t *dest_size_r,
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GError **error_r)
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{
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#ifdef HAVE_LIBSAMPLERATE
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if (pcm_resample_lsr_enabled())
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return pcm_resample_lsr_32(state, channels,
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src_rate, src_buffer, src_size,
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dest_rate, dest_size_r,
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error_r);
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#else
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(void)error_r;
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#endif
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return pcm_resample_fallback_32(state, channels,
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src_rate, src_buffer, src_size,
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dest_rate, dest_size_r);
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}
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