diff options
Diffstat (limited to 'src/polypcore/sound-file.c')
-rw-r--r-- | src/polypcore/sound-file.c | 163 |
1 files changed, 0 insertions, 163 deletions
diff --git a/src/polypcore/sound-file.c b/src/polypcore/sound-file.c deleted file mode 100644 index bd0cf596..00000000 --- a/src/polypcore/sound-file.c +++ /dev/null @@ -1,163 +0,0 @@ -/* $Id$ */ - -/*** - This file is part of polypaudio. - - polypaudio is free software; you can redistribute it and/or modify - it under the terms of the GNU Lesser General Public License as published - by the Free Software Foundation; either version 2 of the License, - or (at your option) any later version. - - polypaudio 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 Lesser General Public License - along with polypaudio; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 - USA. -***/ - -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif - -#include <string.h> -#include <assert.h> - -#include <sndfile.h> - -#include <polyp/sample.h> -#include <polypcore/log.h> - -#include "sound-file.h" -#include "core-scache.h" - -int pa_sound_file_load(const char *fname, pa_sample_spec *ss, pa_channel_map *map, pa_memchunk *chunk, pa_memblock_stat *s) { - SNDFILE*sf = NULL; - SF_INFO sfinfo; - int ret = -1; - size_t l; - sf_count_t (*readf_function)(SNDFILE *sndfile, void *ptr, sf_count_t frames) = NULL; - assert(fname && ss && chunk); - - chunk->memblock = NULL; - chunk->index = chunk->length = 0; - - memset(&sfinfo, 0, sizeof(sfinfo)); - - if (!(sf = sf_open(fname, SFM_READ, &sfinfo))) { - pa_log(__FILE__": Failed to open file %s", fname); - goto finish; - } - - switch (sfinfo.format & SF_FORMAT_SUBMASK) { - case SF_FORMAT_PCM_16: - case SF_FORMAT_PCM_U8: - case SF_FORMAT_PCM_S8: - ss->format = PA_SAMPLE_S16NE; - readf_function = (sf_count_t (*)(SNDFILE *sndfile, void *ptr, sf_count_t frames)) sf_readf_short; - break; - - case SF_FORMAT_ULAW: - ss->format = PA_SAMPLE_ULAW; - break; - - case SF_FORMAT_ALAW: - ss->format = PA_SAMPLE_ALAW; - break; - - case SF_FORMAT_FLOAT: - case SF_FORMAT_DOUBLE: - default: - ss->format = PA_SAMPLE_FLOAT32NE; - readf_function = (sf_count_t (*)(SNDFILE *sndfile, void *ptr, sf_count_t frames)) sf_readf_float; - break; - } - - ss->rate = sfinfo.samplerate; - ss->channels = sfinfo.channels; - - if (!pa_sample_spec_valid(ss)) { - pa_log(__FILE__": Unsupported sample format in file %s", fname); - goto finish; - } - - if (map) - pa_channel_map_init_auto(map, ss->channels, PA_CHANNEL_MAP_DEFAULT); - - if ((l = pa_frame_size(ss)*sfinfo.frames) > PA_SCACHE_ENTRY_SIZE_MAX) { - pa_log(__FILE__": File too large"); - goto finish; - } - - chunk->memblock = pa_memblock_new(l, s); - assert(chunk->memblock); - chunk->index = 0; - chunk->length = l; - - if ((readf_function && readf_function(sf, chunk->memblock->data, sfinfo.frames) != sfinfo.frames) || - (!readf_function && sf_read_raw(sf, chunk->memblock->data, l) != l)) { - pa_log(__FILE__": Premature file end"); - goto finish; - } - - ret = 0; - -finish: - - if (sf) - sf_close(sf); - - if (ret != 0 && chunk->memblock) - pa_memblock_unref(chunk->memblock); - - return ret; - -} - -int pa_sound_file_too_big_to_cache(const char *fname) { - SNDFILE*sf = NULL; - SF_INFO sfinfo; - pa_sample_spec ss; - - if (!(sf = sf_open(fname, SFM_READ, &sfinfo))) { - pa_log(__FILE__": Failed to open file %s", fname); - return 0; - } - - sf_close(sf); - - switch (sfinfo.format & SF_FORMAT_SUBMASK) { - case SF_FORMAT_PCM_16: - case SF_FORMAT_PCM_U8: - case SF_FORMAT_PCM_S8: - ss.format = PA_SAMPLE_S16NE; - break; - - case SF_FORMAT_ULAW: - ss.format = PA_SAMPLE_ULAW; - break; - - case SF_FORMAT_ALAW: - ss.format = PA_SAMPLE_ALAW; - break; - - case SF_FORMAT_DOUBLE: - case SF_FORMAT_FLOAT: - default: - ss.format = PA_SAMPLE_FLOAT32NE; - break; - } - - ss.rate = sfinfo.samplerate; - ss.channels = sfinfo.channels; - - if ((pa_frame_size(&ss) * sfinfo.frames) > PA_SCACHE_ENTRY_SIZE_MAX) { - pa_log(__FILE__": File too large %s", fname); - return 1; - } - - return 0; -} |