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-rw-r--r--src/decoder/flac_plugin.c173
1 files changed, 91 insertions, 82 deletions
diff --git a/src/decoder/flac_plugin.c b/src/decoder/flac_plugin.c
index 089d4185c..9ccb0f002 100644
--- a/src/decoder/flac_plugin.c
+++ b/src/decoder/flac_plugin.c
@@ -25,20 +25,21 @@
/* this code was based on flac123, from flac-tools */
-static flac_read_status flacRead(G_GNUC_UNUSED const flac_decoder * flacDec,
- FLAC__byte buf[],
- flac_read_status_size_t *bytes,
- void *fdata)
+static flac_read_status
+flac_read_cb(G_GNUC_UNUSED const flac_decoder *fd,
+ FLAC__byte buf[], flac_read_status_size_t *bytes,
+ void *fdata)
{
- FlacData *data = (FlacData *) fdata;
+ struct flac_data *data = fdata;
size_t r;
- r = decoder_read(data->decoder, data->inStream, (void *)buf, *bytes);
+ r = decoder_read(data->decoder, data->input_stream,
+ (void *)buf, *bytes);
*bytes = r;
if (r == 0) {
if (decoder_get_command(data->decoder) != DECODE_COMMAND_NONE ||
- input_stream_eof(data->inStream))
+ input_stream_eof(data->input_stream))
return flac_read_status_eof;
else
return flac_read_status_abort;
@@ -47,56 +48,58 @@ static flac_read_status flacRead(G_GNUC_UNUSED const flac_decoder * flacDec,
return flac_read_status_continue;
}
-static flac_seek_status flacSeek(G_GNUC_UNUSED const flac_decoder * flacDec,
- FLAC__uint64 offset,
- void *fdata)
+static flac_seek_status
+flac_seek_cb(G_GNUC_UNUSED const flac_decoder *fd,
+ FLAC__uint64 offset, void *fdata)
{
- FlacData *data = (FlacData *) fdata;
+ struct flac_data *data = (struct flac_data *) fdata;
- if (!input_stream_seek(data->inStream, offset, SEEK_SET))
+ if (!input_stream_seek(data->input_stream, offset, SEEK_SET))
return flac_seek_status_error;
return flac_seek_status_ok;
}
-static flac_tell_status flacTell(G_GNUC_UNUSED const flac_decoder * flacDec,
- FLAC__uint64 * offset,
- void *fdata)
+static flac_tell_status
+flac_tell_cb(G_GNUC_UNUSED const flac_decoder *fd,
+ FLAC__uint64 * offset, void *fdata)
{
- FlacData *data = (FlacData *) fdata;
+ struct flac_data *data = (struct flac_data *) fdata;
- *offset = (long)(data->inStream->offset);
+ *offset = (long)(data->input_stream->offset);
return flac_tell_status_ok;
}
-static flac_length_status flacLength(G_GNUC_UNUSED const flac_decoder * flacDec,
- FLAC__uint64 * length,
- void *fdata)
+static flac_length_status
+flac_length_cb(G_GNUC_UNUSED const flac_decoder *fd,
+ FLAC__uint64 * length, void *fdata)
{
- FlacData *data = (FlacData *) fdata;
+ struct flac_data *data = (struct flac_data *) fdata;
- if (data->inStream->size < 0)
+ if (data->input_stream->size < 0)
return flac_length_status_unsupported;
- *length = (size_t) (data->inStream->size);
+ *length = (size_t) (data->input_stream->size);
return flac_length_status_ok;
}
-static FLAC__bool flacEOF(G_GNUC_UNUSED const flac_decoder * flacDec, void *fdata)
+static FLAC__bool
+flac_eof_cb(G_GNUC_UNUSED const flac_decoder *fd, void *fdata)
{
- FlacData *data = (FlacData *) fdata;
+ struct flac_data *data = (struct flac_data *) fdata;
return (decoder_get_command(data->decoder) != DECODE_COMMAND_NONE &&
decoder_get_command(data->decoder) != DECODE_COMMAND_SEEK) ||
- input_stream_eof(data->inStream);
+ input_stream_eof(data->input_stream);
}
-static void flacError(G_GNUC_UNUSED const flac_decoder *dec,
- FLAC__StreamDecoderErrorStatus status, void *fdata)
+static void
+flac_error_cb(G_GNUC_UNUSED const flac_decoder *fd,
+ FLAC__StreamDecoderErrorStatus status, void *fdata)
{
- flac_error_common_cb("flac", status, (FlacData *) fdata);
+ flac_error_common_cb("flac", status, (struct flac_data *) fdata);
}
#if !defined(FLAC_API_VERSION_CURRENT) || FLAC_API_VERSION_CURRENT <= 7
@@ -196,16 +199,15 @@ static void flacPrintErroredState(FLAC__StreamDecoderState state)
static void flacMetadata(G_GNUC_UNUSED const flac_decoder * dec,
const FLAC__StreamMetadata * block, void *vdata)
{
- flac_metadata_common_cb(block, (FlacData *) vdata);
+ flac_metadata_common_cb(block, (struct flac_data *) vdata);
}
-static FLAC__StreamDecoderWriteStatus flacWrite(const flac_decoder *dec,
- const FLAC__Frame * frame,
- const FLAC__int32 * const buf[],
- void *vdata)
+static FLAC__StreamDecoderWriteStatus
+flac_write_cb(const flac_decoder *dec, const FLAC__Frame *frame,
+ const FLAC__int32 *const buf[], void *vdata)
{
FLAC__uint32 samples = frame->header.blocksize;
- FlacData *data = (FlacData *) vdata;
+ struct flac_data *data = (struct flac_data *) vdata;
float timeChange;
FLAC__uint64 newPosition = 0;
@@ -216,7 +218,7 @@ static FLAC__StreamDecoderWriteStatus flacWrite(const flac_decoder *dec,
if (data->position && newPosition >= data->position) {
assert(timeChange >= 0);
- data->bitRate =
+ data->bit_rate =
((newPosition - data->position) * 8.0 / timeChange)
/ 1000 + 0.5;
}
@@ -226,13 +228,13 @@ static FLAC__StreamDecoderWriteStatus flacWrite(const flac_decoder *dec,
}
static struct tag *
-flacMetadataDup(const char *file, bool *vorbisCommentFound)
+flac_tag_load(const char *file, bool *vorbis_comment_found)
{
struct tag *ret = NULL;
FLAC__Metadata_SimpleIterator *it;
FLAC__StreamMetadata *block = NULL;
- *vorbisCommentFound = false;
+ *vorbis_comment_found = false;
it = FLAC__metadata_simple_iterator_new();
if (!FLAC__metadata_simple_iterator_init(it, file, 1, 0)) {
@@ -265,10 +267,10 @@ flacMetadataDup(const char *file, bool *vorbisCommentFound)
if (!block)
break;
if (block->type == FLAC__METADATA_TYPE_VORBIS_COMMENT) {
- ret = copyVorbisCommentBlockToMpdTag(block, ret);
+ ret = flac_vorbis_comments_to_tag(block, ret);
if (ret)
- *vorbisCommentFound = true;
+ *vorbis_comment_found = true;
} else if (block->type == FLAC__METADATA_TYPE_STREAMINFO) {
if (!ret)
ret = tag_new();
@@ -283,17 +285,18 @@ flacMetadataDup(const char *file, bool *vorbisCommentFound)
return ret;
}
-static struct tag *flacTagDup(const char *file)
+static struct tag *
+flac_tag_dup(const char *file)
{
struct tag *ret = NULL;
- bool foundVorbisComment = false;
+ bool vorbis_comment_found = false;
- ret = flacMetadataDup(file, &foundVorbisComment);
+ ret = flac_tag_load(file, &vorbis_comment_found);
if (!ret) {
g_debug("Failed to grab information from: %s\n", file);
return NULL;
}
- if (!foundVorbisComment) {
+ if (!vorbis_comment_found) {
struct tag *temp = tag_id3_load(file);
if (temp) {
temp->time = ret->time;
@@ -306,19 +309,20 @@ static struct tag *flacTagDup(const char *file)
}
static void
-flac_decode_internal(struct decoder * decoder, struct input_stream *inStream,
+flac_decode_internal(struct decoder * decoder,
+ struct input_stream *input_stream,
bool is_ogg)
{
- flac_decoder *flacDec;
- FlacData data;
+ flac_decoder *flac_dec;
+ struct flac_data data;
const char *err = NULL;
- if (!(flacDec = flac_new()))
+ if (!(flac_dec = flac_new()))
return;
- init_FlacData(&data, decoder, inStream);
+ flac_data_init(&data, decoder, input_stream);
#if defined(FLAC_API_VERSION_CURRENT) && FLAC_API_VERSION_CURRENT > 7
- if(!FLAC__stream_decoder_set_metadata_respond(flacDec, FLAC__METADATA_TYPE_VORBIS_COMMENT))
+ if(!FLAC__stream_decoder_set_metadata_respond(flac_dec, FLAC__METADATA_TYPE_VORBIS_COMMENT))
{
g_debug("Failed to set metadata respond\n");
}
@@ -326,22 +330,26 @@ flac_decode_internal(struct decoder * decoder, struct input_stream *inStream,
if (is_ogg) {
- if (!flac_ogg_init(flacDec, flacRead, flacSeek, flacTell,
- flacLength, flacEOF, flacWrite, flacMetadata,
- flacError, (void *)&data)) {
+ if (!flac_ogg_init(flac_dec, flac_read_cb,
+ flac_seek_cb, flac_tell_cb,
+ flac_length_cb, flac_eof_cb,
+ flac_write_cb, flacMetadata,
+ flac_error_cb, (void *)&data)) {
err = "doing Ogg init()";
goto fail;
}
} else {
- if (!flac_init(flacDec, flacRead, flacSeek, flacTell,
- flacLength, flacEOF, flacWrite, flacMetadata,
- flacError, (void *)&data)) {
+ if (!flac_init(flac_dec, flac_read_cb,
+ flac_seek_cb, flac_tell_cb,
+ flac_length_cb, flac_eof_cb,
+ flac_write_cb, flacMetadata,
+ flac_error_cb, (void *)&data)) {
err = "doing init()";
goto fail;
}
}
- if (!flac_process_metadata(flacDec)) {
+ if (!flac_process_metadata(flac_dec)) {
err = "problem reading metadata";
goto fail;
}
@@ -355,44 +363,44 @@ flac_decode_internal(struct decoder * decoder, struct input_stream *inStream,
}
decoder_initialized(decoder, &data.audio_format,
- inStream->seekable, data.total_time);
+ input_stream->seekable, data.total_time);
while (true) {
- if (!flac_process_single(flacDec))
+ if (!flac_process_single(flac_dec))
break;
if (decoder_get_command(decoder) == DECODE_COMMAND_SEEK) {
- FLAC__uint64 sampleToSeek = decoder_seek_where(decoder) *
+ FLAC__uint64 seek_sample = decoder_seek_where(decoder) *
data.audio_format.sample_rate + 0.5;
- if (flac_seek_absolute(flacDec, sampleToSeek)) {
- data.time = ((float)sampleToSeek) /
+ if (flac_seek_absolute(flac_dec, seek_sample)) {
+ data.time = ((float)seek_sample) /
data.audio_format.sample_rate;
data.position = 0;
decoder_command_finished(decoder);
} else
decoder_seek_error(decoder);
- } else if (flac_get_state(flacDec) == flac_decoder_eof)
+ } else if (flac_get_state(flac_dec) == flac_decoder_eof)
break;
}
if (decoder_get_command(decoder) != DECODE_COMMAND_STOP) {
- flacPrintErroredState(flac_get_state(flacDec));
- flac_finish(flacDec);
+ flacPrintErroredState(flac_get_state(flac_dec));
+ flac_finish(flac_dec);
}
fail:
- if (data.replayGainInfo)
- replay_gain_info_free(data.replayGainInfo);
+ if (data.replay_gain_info)
+ replay_gain_info_free(data.replay_gain_info);
- if (flacDec)
- flac_delete(flacDec);
+ if (flac_dec)
+ flac_delete(flac_dec);
if (err)
g_warning("%s\n", err);
}
static void
-flac_decode(struct decoder * decoder, struct input_stream *inStream)
+flac_decode(struct decoder * decoder, struct input_stream *input_stream)
{
- flac_decode_internal(decoder, inStream, false);
+ flac_decode_internal(decoder, input_stream, false);
}
#ifndef HAVE_OGGFLAC
@@ -410,7 +418,8 @@ oggflac_init(void)
#if defined(FLAC_API_VERSION_CURRENT) && FLAC_API_VERSION_CURRENT > 7
-static struct tag *oggflac_tag_dup(const char *file)
+static struct tag *
+oggflac_tag_dup(const char *file)
{
struct tag *ret = NULL;
FLAC__Metadata_Iterator *it;
@@ -425,7 +434,7 @@ static struct tag *oggflac_tag_dup(const char *file)
if (!(block = FLAC__metadata_iterator_get_block(it)))
break;
if (block->type == FLAC__METADATA_TYPE_VORBIS_COMMENT) {
- ret = copyVorbisCommentBlockToMpdTag(block, ret);
+ ret = flac_vorbis_comments_to_tag(block, ret);
} else if (block->type == FLAC__METADATA_TYPE_STREAMINFO) {
if (!ret)
ret = tag_new();
@@ -441,16 +450,16 @@ out:
}
static void
-oggflac_decode(struct decoder *decoder, struct input_stream *inStream)
+oggflac_decode(struct decoder *decoder, struct input_stream *input_stream)
{
- if (ogg_stream_type_detect(inStream) != FLAC)
+ if (ogg_stream_type_detect(input_stream) != FLAC)
return;
/* rewind the stream, because ogg_stream_type_detect() has
moved it */
- input_stream_seek(inStream, 0, SEEK_SET);
+ input_stream_seek(input_stream, 0, SEEK_SET);
- flac_decode_internal(decoder, inStream, true);
+ flac_decode_internal(decoder, input_stream, true);
}
static const char *const oggflac_suffixes[] = { "ogg", "oga", NULL };
@@ -463,7 +472,7 @@ static const char *const oggflac_mime_types[] = {
#endif /* FLAC_API_VERSION_CURRENT >= 7 */
-const struct decoder_plugin oggflacPlugin = {
+const struct decoder_plugin oggflac_decoder_plugin = {
.name = "oggflac",
.init = oggflac_init,
#if defined(FLAC_API_VERSION_CURRENT) && FLAC_API_VERSION_CURRENT > 7
@@ -476,15 +485,15 @@ const struct decoder_plugin oggflacPlugin = {
#endif /* HAVE_OGGFLAC */
-static const char *const flacSuffixes[] = { "flac", NULL };
+static const char *const flac_suffixes[] = { "flac", NULL };
static const char *const flac_mime_types[] = {
"audio/x-flac", "application/x-flac", NULL
};
-const struct decoder_plugin flacPlugin = {
+const struct decoder_plugin flac_decoder_plugin = {
.name = "flac",
.stream_decode = flac_decode,
- .tag_dup = flacTagDup,
- .suffixes = flacSuffixes,
+ .tag_dup = flac_tag_dup,
+ .suffixes = flac_suffixes,
.mime_types = flac_mime_types
};