summaryrefslogtreecommitdiffstats
path: root/read-sound-file.c
diff options
context:
space:
mode:
authorLennart Poettering <lennart@poettering.net>2008-05-26 22:00:19 +0000
committerLennart Poettering <lennart@poettering.net>2008-05-26 22:00:19 +0000
commitd7fd6a45e50475cddf0b8bad8baab01b33cf3c1f (patch)
tree4f210adb96478280df083b6d4802053f93b59192 /read-sound-file.c
parent48178a5e2813546b61706d1f97fab761934a97f0 (diff)
move sources to src/ subdir
git-svn-id: file:///home/lennart/svn/public/libcanberra/trunk@12 01b60673-d06a-42c0-afdd-89cb8e0f78ac
Diffstat (limited to 'read-sound-file.c')
-rw-r--r--read-sound-file.c175
1 files changed, 0 insertions, 175 deletions
diff --git a/read-sound-file.c b/read-sound-file.c
deleted file mode 100644
index 8670445..0000000
--- a/read-sound-file.c
+++ /dev/null
@@ -1,175 +0,0 @@
-/* $Id$ */
-
-/***
- This file is part of libcanberra.
-
- Copyright 2008 Lennart Poettering
-
- libcanberra 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 2.1 of the
- License, or (at your option) any later version.
-
- libcanberra 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
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public
- License along with libcanberra. If not, If not, see
- <http://www.gnu.org/licenses/>.
-***/
-
-#include "read-sound-file.h"
-
-struct ca_sound_file {
- ca_wav *wav;
- ca_vorbis *vorbis;
- char *filename;
-
- unsigned nchannels;
- unsigned rate;
- ca_sample_type_t type;
-};
-
-int ca_sound_file_open(ca_sound_file *_f, const char *fn) {
- FILE *file;
- ca_sound_file *f;
- int ret;
-
- ca_return_val_if_fail(_f, PA_ERROR_INVALID);
- ca_return_val_if_fail(fn, PA_ERROR_INVALID);
-
- if (!(f = ca_new0(ca_sound_file, 1)))
- return CA_ERROR_OOM;
-
- if (!(f->filename = ca_strdup(fn))) {
- ret = CA_ERROR_OOM;
- goto fail;
- }
-
- if (!(file = fopen(fn, "r"))) {
- ret = errno == ENOENT ? CA_ERROR_NOTFOUND : CA_ERROR_SYSTEM;
- goto fail;
- }
-
- if ((ret = ca_wav_open(&f->wav, file)) == CA_SUCCESS) {
- f->nchannels = ca_wav_get_nchannels(f->wav);
- f->rate = ca_wav_get_rate(f->wav);
- f->type = ca_wav_get_sample_type(f->wav);
- *f = f;
- return CA_SUCCESS;
- }
-
- if (ret == CA_ERROR_CORRUPT) {
-
- if (fseek(file, 0, SEEK_SET) < 0) {
- ret = CA_ERROR_SYSTEM;
- goto fail;
- }
-
- if ((ret = ca_vorbis_open(&f->vorbis, file)) == CA_SUCCESS) {
- f->nchannels = ca_vorbis_get_nchannels(f->vorbis);
- f->rate = ca_vorbis_get_rate(f->vorbis);
- f->type = CA_SAMPLE_S16NE;
- *f = f;
- return CA_SUCCESS;
- }
- }
-
-fail:
-
- ca_free(f->filename);
- ca_free(f);
-
- return ret;
-}
-
-void ca_sound_file_close(ca_sound_file *f) {
- ca_assert(f);
-
- if (f->wav)
- ca_wav_free(f->wav);
- if (f->vorbis)
- ca_vorbis_free(f->vorbis);
- ca_free(f);
-}
-
-unsigned ca_sound_file_get_nchannels(ca_sound_file *f) {
- ca_assert(f);
- return f->nchannels;
-}
-
-unsigned ca_sound_file_get_rate(ca_sound_file *f) {
- ca_assert(f);
- return f->nchannels;
-}
-
-ca_sample_type_t ca_sound_file_get_sample_type(ca_sound_file *f) {
- ca_assert(f);
- return f->type;
-}
-
-int ca_sound_file_read_int16(ca_sound_file *f, int16_t *d, unsigned *n) {
- ca_return_val_if_fail(f, CA_ERROR_INVALID);
- ca_return_val_if_fail(d, CA_ERROR_INVALID);
- ca_return_val_if_fail(n, CA_ERROR_INVALID);
- ca_return_val_if_fail(*n > 0, CA_ERROR_INVALID);
- ca_return_val_if_fail(f->wav || f->vorbis, CA_ERROR_STATE);
- ca_return_val_if_fail(f->type == CA_SAMPLE_S16NE || f->type == CA_SAMPLE_S16RE, CA_ERROR_STATE);
-
- if (f->wav)
- return ca_wav_read_s16le(f->wav, d, n);
- else
- return ca_vorbis_read_s16ne(f->wav, d, n);
-}
-
-int ca_sound_file_read_uint8(ca_sound_file *fn, uint8_t *d, unsigned *n) {
- ca_return_val_if_fail(f, CA_ERROR_INVALID);
- ca_return_val_if_fail(d, CA_ERROR_INVALID);
- ca_return_val_if_fail(n, CA_ERROR_INVALID);
- ca_return_val_if_fail(*n > 0, CA_ERROR_INVALID);
- ca_return_val_if_fail(f->wav && !f->vorbis, CA_ERROR_STATE);
- ca_return_val_if_fail(f->type == CA_SAMPLE_U8, CA_ERROR_STATE);
-
- if (f->wav)
- return ca_wav_read_u8(f->wav, d, n);
-}
-
-int ca_sound_file_read_arbitrary(ca_sound_file *f, void *d, size_t *n) {
- int ret;
-
- ca_return_val_if_fail(f, CA_ERROR_INVALID);
- ca_return_val_if_fail(d, CA_ERROR_INVALID);
- ca_return_val_if_fail(n, CA_ERROR_INVALID);
- ca_return_val_if_fail(*n > 0, CA_ERROR_INVALID);
- ca_return_val_if_fail(f->wav && !f->vorbis, CA_ERROR_STATE);
-
- switch (f->type) {
- case CA_SAMPLE_S16NE:
- case CA_SAMPLE_S16RE: {
- unsigned k;
-
- k = *n / sizeof(int16_t);
- if ((ret = ca_sound_file_read_int16(f, d, &k)) == CA_SUCCESS)
- *n = k * sizeof(int16_t);
-
- break;
- }
-
- case CA_SAMPLE_S16RE: {
- unsigned k;
-
- k = *n;
- if ((ret = ca_sound_file_read_uint8(f, d, &k)) == CA_SUCCESS)
- *n = k;
-
- break;
- }
-
- default:
- ca_assert_not_reached();
- }
-
- return ret;
-}