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authorGravatar Alexey Yakovenko <wakeroid@gmail.com>2010-01-17 17:45:59 +0100
committerGravatar Alexey Yakovenko <wakeroid@gmail.com>2010-01-17 17:45:59 +0100
commit926a7e75e9d1b3f64c53a7f53ec90f1306c98761 (patch)
tree063b7eb1a77c308e7c016e8b38832d0b67a0b582 /plugins
parentcf5c406419508021feec8296bd2a615ef17a2cae (diff)
ported sndfile plugin to new api
Diffstat (limited to 'plugins')
-rw-r--r--plugins/sndfile/sndfile.c152
1 files changed, 81 insertions, 71 deletions
diff --git a/plugins/sndfile/sndfile.c b/plugins/sndfile/sndfile.c
index cbfbeaf8..0202439e 100644
--- a/plugins/sndfile/sndfile.c
+++ b/plugins/sndfile/sndfile.c
@@ -30,27 +30,25 @@ static DB_decoder_t plugin;
static DB_functions_t *deadbeef;
typedef struct {
+ DB_fileinfo_t info;
SNDFILE *ctx;
DB_FILE *file;
int startsample;
int endsample;
int currentsample;
int bitrate;
-} sndfilectx_t;
-
-static sndfilectx_t sfctx;
-
+} sndfile_info_t;
// vfs wrapper for sf
static sf_count_t
sf_vfs_get_filelen (void *user_data) {
- sndfilectx_t *ctx = user_data;
+ sndfile_info_t *ctx = user_data;
return deadbeef->fgetlength (ctx->file);
}
static sf_count_t
sf_vfs_read (void *ptr, sf_count_t count, void *user_data) {
- sndfilectx_t *ctx = user_data;
+ sndfile_info_t *ctx = user_data;
return deadbeef->fread (ptr, 1, count, ctx->file);
}
@@ -61,7 +59,7 @@ sf_vfs_write (const void *ptr, sf_count_t count, void *user_data) {
static sf_count_t
sf_vfs_seek (sf_count_t offset, int whence, void *user_data) {
- sndfilectx_t *ctx = user_data;
+ sndfile_info_t *ctx = user_data;
int ret = deadbeef->fseek (ctx->file, offset, whence);
if (!ret) {
return offset;
@@ -71,7 +69,7 @@ sf_vfs_seek (sf_count_t offset, int whence, void *user_data) {
static sf_count_t
sf_vfs_tell (void *user_data) {
- sndfilectx_t *ctx = user_data;
+ sndfile_info_t *ctx = user_data;
return deadbeef->ftell (ctx->file);
}
@@ -83,137 +81,149 @@ static SF_VIRTUAL_IO vfs = {
.tell = sf_vfs_tell
};
-static int
+static DB_fileinfo_t *
sndfile_init (DB_playItem_t *it) {
- memset (&sfctx, 0, sizeof (sfctx));
+ DB_fileinfo_t *_info = malloc (sizeof (sndfile_info_t));
+ sndfile_info_t *info = (sndfile_info_t*)_info;
+ memset (info, 0, sizeof (sndfile_info_t));
+
SF_INFO inf;
DB_FILE *fp = deadbeef->fopen (it->fname);
if (!fp) {
trace ("sndfile: failed to open %s\n", it->fname);
- return -1;
+ plugin.free (_info);
+ return NULL;
}
int fsize = deadbeef->fgetlength (fp);
- sfctx.file = fp;
- sfctx.ctx = sf_open_virtual (&vfs, SFM_READ, &inf, &sfctx);
- if (!sfctx.ctx) {
- return -1;
+ info->file = fp;
+ info->ctx = sf_open_virtual (&vfs, SFM_READ, &inf, info);
+ if (!info->ctx) {
+ trace ("sndfile: %s: unsupported file format\n");
+ plugin.free (_info);
+ return NULL;
}
- plugin.info.bps = 16;
- plugin.info.channels = inf.channels;
- plugin.info.samplerate = inf.samplerate;
- plugin.info.readpos = 0;
+ _info->plugin = &plugin;
+ _info->bps = 16;
+ _info->channels = inf.channels;
+ _info->samplerate = inf.samplerate;
+ _info->readpos = 0;
if (it->endsample > 0) {
- sfctx.startsample = it->startsample;
- sfctx.endsample = it->endsample;
- if (plugin.seek_sample (0) < 0) {
- plugin.free ();
- return -1;
+ info->startsample = it->startsample;
+ info->endsample = it->endsample;
+ if (plugin.seek_sample (_info, 0) < 0) {
+ plugin.free (_info);
+ return NULL;
}
}
else {
- sfctx.startsample = 0;
- sfctx.endsample = inf.frames-1;
+ info->startsample = 0;
+ info->endsample = inf.frames-1;
}
// hack bitrate
- float sec = (float)(sfctx.endsample-sfctx.startsample) / inf.samplerate;
+ float sec = (float)(info->endsample-info->startsample) / inf.samplerate;
if (sec > 0) {
- sfctx.bitrate = fsize / sec * 8 / 1000;
+ info->bitrate = fsize / sec * 8 / 1000;
}
else {
- sfctx.bitrate = -1;
+ info->bitrate = -1;
}
- return 0;
+ return _info;
}
static void
-sndfile_free (void) {
- if (sfctx.ctx) {
- sf_close (sfctx.ctx);
+sndfile_free (DB_fileinfo_t *_info) {
+ sndfile_info_t *info = (sndfile_info_t*)_info;
+ if (info->ctx) {
+ sf_close (info->ctx);
}
- if (sfctx.file) {
- deadbeef->fclose (sfctx.file);
+ if (info->file) {
+ deadbeef->fclose (info->file);
}
- memset (&sfctx, 0, sizeof (sfctx));
+ memset (&info, 0, sizeof (info));
}
static int
-sndfile_read_int16 (char *bytes, int size) {
- if (size / (2 * plugin.info.channels) + sfctx.currentsample > sfctx.endsample) {
- size = (sfctx.endsample - sfctx.currentsample + 1) * 2 * plugin.info.channels;
- trace ("wv: size truncated to %d bytes, cursample=%d, endsample=%d\n", size, sfctx.currentsample, sfctx.endsample);
+sndfile_read_int16 (DB_fileinfo_t *_info, char *bytes, int size) {
+ sndfile_info_t *info = (sndfile_info_t*)_info;
+ if (size / (2 * _info->channels) + info->currentsample > info->endsample) {
+ size = (info->endsample - info->currentsample + 1) * 2 * _info->channels;
+ trace ("wv: size truncated to %d bytes, cursample=%d, endsample=%d\n", size, info->currentsample, info->endsample);
if (size <= 0) {
return 0;
}
}
- int n = sf_readf_short (sfctx.ctx, (short *)bytes, size/(2*plugin.info.channels));
- sfctx.currentsample += n;
- size = n * 2 * plugin.info.channels;
- plugin.info.readpos = (float)(sfctx.currentsample-sfctx.startsample)/plugin.info.samplerate;
- if (sfctx.bitrate > 0) {
- deadbeef->streamer_set_bitrate (sfctx.bitrate);
+ int n = sf_readf_short (info->ctx, (short *)bytes, size/(2*_info->channels));
+ info->currentsample += n;
+ size = n * 2 * _info->channels;
+ _info->readpos = (float)(info->currentsample-info->startsample)/_info->samplerate;
+ if (info->bitrate > 0) {
+ deadbeef->streamer_set_bitrate (info->bitrate);
}
return size;
}
static int
-sndfile_read_float32 (char *bytes, int size) {
- if (size / (4 * plugin.info.channels) + sfctx.currentsample > sfctx.endsample) {
- size = (sfctx.endsample - sfctx.currentsample + 1) * 4 * plugin.info.channels;
- trace ("wv: size truncated to %d bytes, cursample=%d, endsample=%d\n", size, sfctx.currentsample, sfctx.endsample);
+sndfile_read_float32 (DB_fileinfo_t *_info, char *bytes, int size) {
+ sndfile_info_t *info = (sndfile_info_t*)_info;
+ if (size / (4 * _info->channels) + info->currentsample > info->endsample) {
+ size = (info->endsample - info->currentsample + 1) * 4 * _info->channels;
+ trace ("wv: size truncated to %d bytes, cursample=%d, endsample=%d\n", size, info->currentsample, info->endsample);
if (size <= 0) {
return 0;
}
}
- int n = sf_readf_float (sfctx.ctx, (float *)bytes, size/(4*plugin.info.channels));
- sfctx.currentsample += n;
- size = n * 4 * plugin.info.channels;
- plugin.info.readpos = (float)(sfctx.currentsample-sfctx.startsample)/plugin.info.samplerate;
- if (sfctx.bitrate > 0) {
- deadbeef->streamer_set_bitrate (sfctx.bitrate);
+ int n = sf_readf_float (info->ctx, (float *)bytes, size/(4*_info->channels));
+ info->currentsample += n;
+ size = n * 4 * _info->channels;
+ _info->readpos = (float)(info->currentsample-info->startsample)/_info->samplerate;
+ if (info->bitrate > 0) {
+ deadbeef->streamer_set_bitrate (info->bitrate);
}
return size;
}
static int
-sndfile_seek_sample (int sample) {
- int ret = sf_seek (sfctx.ctx, sample + sfctx.startsample, SEEK_SET);
+sndfile_seek_sample (DB_fileinfo_t *_info, int sample) {
+ sndfile_info_t *info = (sndfile_info_t*)_info;
+ int ret = sf_seek (info->ctx, sample + info->startsample, SEEK_SET);
if (ret < 0) {
return -1;
}
- sfctx.currentsample = ret;
- plugin.info.readpos = (float)(sfctx.currentsample - sfctx.startsample) / plugin.info.samplerate;
+ info->currentsample = ret;
+ _info->readpos = (float)(info->currentsample - info->startsample) / _info->samplerate;
return 0;
}
static int
-sndfile_seek (float sec) {
- return sndfile_seek_sample (sec * plugin.info.samplerate);
+sndfile_seek (DB_fileinfo_t *_info, float sec) {
+ return sndfile_seek_sample (_info, sec * _info->samplerate);
}
static DB_playItem_t *
sndfile_insert (DB_playItem_t *after, const char *fname) {
SF_INFO inf;
- sndfilectx_t sfctx;
- sfctx.file = deadbeef->fopen (fname);
- if (!sfctx.file) {
+ sndfile_info_t info;
+ memset (&info, 0, sizeof (info));
+ info.file = deadbeef->fopen (fname);
+ if (!info.file) {
trace ("sndfile: failed to open %s\n", fname);
return NULL;
}
- sfctx.ctx = sf_open_virtual (&vfs, SFM_READ, &inf, &sfctx);
- if (!sfctx.ctx) {
+ info.ctx = sf_open_virtual (&vfs, SFM_READ, &inf, &info);
+ if (!info.ctx) {
trace ("sndfile: sf_open failed");
return NULL;
}
int totalsamples = inf.frames;
int samplerate = inf.samplerate;
- sf_close (sfctx.ctx);
- deadbeef->fclose (sfctx.file);
+ sf_close (info.ctx);
+ deadbeef->fclose (info.file);
float duration = (float)totalsamples / samplerate;
DB_playItem_t *it = deadbeef->pl_item_alloc ();
- it->decoder_id = deadbeef->plug_get_decoder_id (plugin.id);
+ it->decoder_id = deadbeef->plug_get_decoder_id (plugin.plugin.id);
it->fname = strdup (fname);
it->filetype = "wav";
deadbeef->pl_set_item_duration (it, duration);
@@ -240,6 +250,7 @@ static DB_decoder_t plugin = {
.plugin.version_major = 0,
.plugin.version_minor = 1,
.plugin.type = DB_PLUGIN_DECODER,
+ .plugin.id = "sndfile",
.plugin.name = "pcm player",
.plugin.descr = "wav/aiff player using libsndfile",
.plugin.author = "Alexey Yakovenko",
@@ -253,7 +264,6 @@ static DB_decoder_t plugin = {
.seek_sample = sndfile_seek_sample,
.insert = sndfile_insert,
.exts = exts,
- .id = "sndfile",
.filetypes = filetypes
};