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author | Max Kellermann <max@duempel.org> | 2012-02-11 11:50:26 +0100 |
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committer | Max Kellermann <max@duempel.org> | 2012-02-11 12:37:24 +0100 |
commit | c5f2cdb82202d86ab2cda4d7f02732cb9fbffd2a (patch) | |
tree | 2d89595da6054cf863b8ba2b2c942a8d1a8ef4ba /src/decoder | |
parent | 1892d29be0567486792464b0457e8afb335d9e08 (diff) | |
download | mpd-c5f2cdb82202d86ab2cda4d7f02732cb9fbffd2a.tar.gz mpd-c5f2cdb82202d86ab2cda4d7f02732cb9fbffd2a.tar.xz mpd-c5f2cdb82202d86ab2cda4d7f02732cb9fbffd2a.zip |
decoder/flac: eliminate the remaining "gotos"
https://www.xkcd.com/292/
Diffstat (limited to '')
-rw-r--r-- | src/decoder/flac_decoder_plugin.c | 96 |
1 files changed, 54 insertions, 42 deletions
diff --git a/src/decoder/flac_decoder_plugin.c b/src/decoder/flac_decoder_plugin.c index 2a826f862..9279d9e5e 100644 --- a/src/decoder/flac_decoder_plugin.c +++ b/src/decoder/flac_decoder_plugin.c @@ -319,6 +319,48 @@ flac_decoder_loop(struct flac_data *data, FLAC__StreamDecoder *flac_dec, } } +static FLAC__StreamDecoderInitStatus +stream_init_oggflac(FLAC__StreamDecoder *flac_dec, struct flac_data *data) +{ +#if defined(FLAC_API_VERSION_CURRENT) && FLAC_API_VERSION_CURRENT > 7 + return FLAC__stream_decoder_init_ogg_stream(flac_dec, + flac_read_cb, + flac_seek_cb, + flac_tell_cb, + flac_length_cb, + flac_eof_cb, + flac_write_cb, + flacMetadata, + flac_error_cb, + data); +#else + (void)flac_dec; + (void)data; + + return FLAC__STREAM_DECODER_INIT_STATUS_ERROR; +#endif +} + +static FLAC__StreamDecoderInitStatus +stream_init_flac(FLAC__StreamDecoder *flac_dec, struct flac_data *data) +{ + return FLAC__stream_decoder_init_stream(flac_dec, + flac_read_cb, flac_seek_cb, + flac_tell_cb, flac_length_cb, + flac_eof_cb, flac_write_cb, + flacMetadata, + flac_error_cb, + data); +} + +static FLAC__StreamDecoderInitStatus +stream_init(FLAC__StreamDecoder *flac_dec, struct flac_data *data, bool is_ogg) +{ + return is_ogg + ? stream_init_oggflac(flac_dec, data) + : stream_init_flac(flac_dec, data); +} + static void flac_decode_internal(struct decoder * decoder, struct input_stream *input_stream, @@ -326,7 +368,6 @@ flac_decode_internal(struct decoder * decoder, { FLAC__StreamDecoder *flac_dec; struct flac_data data; - const char *err = NULL; flac_dec = flac_decoder_new(); if (flac_dec == NULL) @@ -335,42 +376,15 @@ flac_decode_internal(struct decoder * decoder, flac_data_init(&data, decoder, input_stream); data.tag = tag_new(); - if (is_ogg) { + FLAC__StreamDecoderInitStatus status = + stream_init(flac_dec, &data, is_ogg); + if (status != FLAC__STREAM_DECODER_INIT_STATUS_OK) { + flac_data_deinit(&data); + FLAC__stream_decoder_delete(flac_dec); #if defined(FLAC_API_VERSION_CURRENT) && FLAC_API_VERSION_CURRENT > 7 - FLAC__StreamDecoderInitStatus status = - FLAC__stream_decoder_init_ogg_stream(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); - if (status != FLAC__STREAM_DECODER_INIT_STATUS_OK) { - err = "doing Ogg init()"; - goto fail; - } -#else - goto fail; + g_warning("%s", FLAC__StreamDecoderInitStatusString[status]); #endif - } else { - FLAC__StreamDecoderInitStatus status = - FLAC__stream_decoder_init_stream(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); - if (status != FLAC__STREAM_DECODER_INIT_STATUS_OK) { - err = "doing init()"; - goto fail; - } + return; } if (!flac_decoder_initialize(&data, flac_dec, 0)) { @@ -381,12 +395,8 @@ flac_decode_internal(struct decoder * decoder, flac_decoder_loop(&data, flac_dec, 0, 0); -fail: flac_data_deinit(&data); FLAC__stream_decoder_delete(flac_dec); - - if (err) - g_warning("%s\n", err); } static void @@ -418,8 +428,11 @@ oggflac_tag_dup(const char *file) FLAC__StreamMetadata *block; FLAC__Metadata_Chain *chain = FLAC__metadata_chain_new(); - if (!(FLAC__metadata_chain_read_ogg(chain, file))) - goto out; + if (!(FLAC__metadata_chain_read_ogg(chain, file))) { + FLAC__metadata_chain_delete(chain); + return NULL; + } + it = FLAC__metadata_iterator_new(); FLAC__metadata_iterator_init(it, chain); @@ -437,7 +450,6 @@ oggflac_tag_dup(const char *file) ret = NULL; } -out: FLAC__metadata_chain_delete(chain); return ret; } |