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-rw-r--r--src/inputPlugins/wavpack_plugin.c574
1 files changed, 0 insertions, 574 deletions
diff --git a/src/inputPlugins/wavpack_plugin.c b/src/inputPlugins/wavpack_plugin.c
deleted file mode 100644
index 14b7e5f69..000000000
--- a/src/inputPlugins/wavpack_plugin.c
+++ /dev/null
@@ -1,574 +0,0 @@
-/* the Music Player Daemon (MPD)
- * Copyright (C) 2003-2007 by Warren Dukes (warren.dukes@gmail.com)
- * This project's homepage is: http://www.musicpd.org
- *
- * WavPack support added by Laszlo Ashin <kodest@gmail.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program 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 General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- */
-
-#include "../decoder_api.h"
-#include "../utils.h"
-#include "../log.h"
-#include "../path.h"
-
-#include <wavpack/wavpack.h>
-
-/* pick 1020 since its devisible for 8,16,24, and 32-bit audio */
-#define CHUNK_SIZE 1020
-
-#define ERRORLEN 80
-
-static struct {
- const char *name;
- int type;
-} tagtypes[] = {
- { "artist", TAG_ITEM_ARTIST },
- { "album", TAG_ITEM_ALBUM },
- { "title", TAG_ITEM_TITLE },
- { "track", TAG_ITEM_TRACK },
- { "name", TAG_ITEM_NAME },
- { "genre", TAG_ITEM_GENRE },
- { "date", TAG_ITEM_DATE },
- { "composer", TAG_ITEM_COMPOSER },
- { "performer", TAG_ITEM_PERFORMER },
- { "comment", TAG_ITEM_COMMENT },
- { "disc", TAG_ITEM_DISC },
- { NULL, 0 }
-};
-
-/*
- * This function has been borrowed from the tiny player found on
- * wavpack.com. Modifications were required because mpd only handles
- * max 16 bit samples.
- */
-static void format_samples_int(int Bps, void *buffer, uint32_t samcnt)
-{
- int32_t temp;
- uchar *dst = (uchar *)buffer;
- int32_t *src = (int32_t *)buffer;
-
- switch (Bps) {
- case 1:
- while (samcnt--)
- *dst++ = *src++;
- break;
- case 2:
- while (samcnt--) {
- temp = *src++;
-#ifdef WORDS_BIGENDIAN
- *dst++ = (uchar)(temp >> 8);
- *dst++ = (uchar)(temp);
-#else
- *dst++ = (uchar)(temp);
- *dst++ = (uchar)(temp >> 8);
-#endif
- }
- break;
- case 3:
- /* downscale to 16 bits */
- while (samcnt--) {
- temp = *src++;
-#ifdef WORDS_BIGENDIAN
- *dst++ = (uchar)(temp >> 16);
- *dst++ = (uchar)(temp >> 8);
-#else
- *dst++ = (uchar)(temp >> 8);
- *dst++ = (uchar)(temp >> 16);
-#endif
- }
- break;
- case 4:
- /* downscale to 16 bits */
- while (samcnt--) {
- temp = *src++;
-#ifdef WORDS_BIGENDIAN
- *dst++ = (uchar)(temp >> 24);
- *dst++ = (uchar)(temp >> 16);
-
-#else
- *dst++ = (uchar)(temp >> 16);
- *dst++ = (uchar)(temp >> 24);
-#endif
- }
- break;
- }
-}
-
-/*
- * This function converts floating point sample data to 16 bit integer.
- */
-static void format_samples_float(mpd_unused int Bps, void *buffer,
- uint32_t samcnt)
-{
- int16_t *dst = (int16_t *)buffer;
- float *src = (float *)buffer;
-
- while (samcnt--) {
- *dst++ = (int16_t)(*src++);
- }
-}
-
-/*
- * This does the main decoding thing.
- * Requires an already opened WavpackContext.
- */
-static void wavpack_decode(struct decoder * decoder,
- WavpackContext *wpc, int canseek,
- ReplayGainInfo *replayGainInfo)
-{
- struct audio_format audio_format;
- void (*format_samples)(int Bps, void *buffer, uint32_t samcnt);
- char chunk[CHUNK_SIZE];
- float file_time;
- int samplesreq, samplesgot;
- int allsamples;
- int position, outsamplesize;
- int Bps;
-
- audio_format.sample_rate = WavpackGetSampleRate(wpc);
- audio_format.channels = WavpackGetReducedChannels(wpc);
- audio_format.bits = WavpackGetBitsPerSample(wpc);
-
- if (audio_format.bits > 16)
- audio_format.bits = 16;
-
- if ((WavpackGetMode(wpc) & MODE_FLOAT) == MODE_FLOAT)
- format_samples = format_samples_float;
- else
- format_samples = format_samples_int;
-/*
- if ((WavpackGetMode(wpc) & MODE_WVC) == MODE_WVC)
- ERROR("decoding WITH wvc!!!\n");
- else
- ERROR("decoding without wvc\n");
-*/
- allsamples = WavpackGetNumSamples(wpc);
- Bps = WavpackGetBytesPerSample(wpc);
-
- outsamplesize = Bps;
- if (outsamplesize > 2)
- outsamplesize = 2;
- outsamplesize *= audio_format.channels;
-
- samplesreq = sizeof(chunk) / (4 * audio_format.channels);
-
- decoder_initialized(decoder, &audio_format,
- (float)allsamples / audio_format.sample_rate);
-
- position = 0;
-
- do {
- if (decoder_get_command(decoder) == DECODE_COMMAND_SEEK) {
- if (canseek) {
- int where;
-
- decoder_clear(decoder);
-
- where = decoder_seek_where(decoder) *
- audio_format.sample_rate;
- if (WavpackSeekSample(wpc, where)) {
- position = where;
- decoder_command_finished(decoder);
- } else
- decoder_seek_error(decoder);
- } else {
- decoder_seek_error(decoder);
- }
- }
-
- if (decoder_get_command(decoder) == DECODE_COMMAND_STOP)
- break;
-
- samplesgot = WavpackUnpackSamples(wpc,
- (int32_t *)chunk, samplesreq);
- if (samplesgot > 0) {
- int bitrate = (int)(WavpackGetInstantBitrate(wpc) /
- 1000 + 0.5);
- position += samplesgot;
- file_time = (float)position / audio_format.sample_rate;
-
- format_samples(Bps, chunk,
- samplesgot * audio_format.channels);
-
- decoder_data(decoder, NULL, 0, chunk,
- samplesgot * outsamplesize,
- file_time, bitrate,
- replayGainInfo);
- }
- } while (samplesgot == samplesreq);
-
- decoder_flush(decoder);
-}
-
-static char *wavpack_tag(WavpackContext *wpc, char *key)
-{
- char *value = NULL;
- int size;
-
- size = WavpackGetTagItem(wpc, key, NULL, 0);
- if (size > 0) {
- size++;
- value = xmalloc(size);
- if (!value)
- return NULL;
- WavpackGetTagItem(wpc, key, value, size);
- }
-
- return value;
-}
-
-static ReplayGainInfo *wavpack_replaygain(WavpackContext *wpc)
-{
- static char replaygain_track_gain[] = "replaygain_track_gain";
- static char replaygain_album_gain[] = "replaygain_album_gain";
- static char replaygain_track_peak[] = "replaygain_track_peak";
- static char replaygain_album_peak[] = "replaygain_album_peak";
- ReplayGainInfo *replayGainInfo;
- int found = 0;
- char *value;
-
- replayGainInfo = newReplayGainInfo();
-
- value = wavpack_tag(wpc, replaygain_track_gain);
- if (value) {
- replayGainInfo->trackGain = atof(value);
- free(value);
- found = 1;
- }
-
- value = wavpack_tag(wpc, replaygain_album_gain);
- if (value) {
- replayGainInfo->albumGain = atof(value);
- free(value);
- found = 1;
- }
-
- value = wavpack_tag(wpc, replaygain_track_peak);
- if (value) {
- replayGainInfo->trackPeak = atof(value);
- free(value);
- found = 1;
- }
-
- value = wavpack_tag(wpc, replaygain_album_peak);
- if (value) {
- replayGainInfo->albumPeak = atof(value);
- free(value);
- found = 1;
- }
-
-
- if (found)
- return replayGainInfo;
-
- freeReplayGainInfo(replayGainInfo);
-
- return NULL;
-}
-
-/*
- * Reads metainfo from the specified file.
- */
-static struct tag *wavpack_tagdup(char *fname)
-{
- WavpackContext *wpc;
- struct tag *tag;
- char error[ERRORLEN];
- char *s;
- int ssize;
- int i, j;
-
- wpc = WavpackOpenFileInput(fname, error, OPEN_TAGS, 0);
- if (wpc == NULL) {
- ERROR("failed to open WavPack file \"%s\": %s\n", fname, error);
- return NULL;
- }
-
- tag = tag_new();
- tag->time =
- (float)WavpackGetNumSamples(wpc) / WavpackGetSampleRate(wpc);
-
- ssize = 0;
- s = NULL;
-
- for (i = 0; tagtypes[i].name != NULL; ++i) {
- j = WavpackGetTagItem(wpc, tagtypes[i].name, NULL, 0);
- if (j > 0) {
- ++j;
-
- if (s == NULL) {
- s = xmalloc(j);
- if (s == NULL) break;
- ssize = j;
- } else if (j > ssize) {
- char *t = (char *)xrealloc(s, j);
- if (t == NULL) break;
- ssize = j;
- s = t;
- }
-
- WavpackGetTagItem(wpc, tagtypes[i].name, s, j);
- tag_add_item(tag, tagtypes[i].type, s);
- }
- }
-
- if (s != NULL)
- free(s);
-
- WavpackCloseFile(wpc);
-
- return tag;
-}
-
-/*
- * mpd InputStream <=> WavpackStreamReader wrapper callbacks
- */
-
-/* This struct is needed for per-stream last_byte storage. */
-typedef struct {
- struct decoder *decoder;
- InputStream *is;
- /* Needed for push_back_byte() */
- int last_byte;
-} InputStreamPlus;
-
-static int32_t read_bytes(void *id, void *data, int32_t bcount)
-{
- InputStreamPlus *isp = (InputStreamPlus *)id;
- uint8_t *buf = (uint8_t *)data;
- int32_t i = 0;
-
- if (isp->last_byte != EOF) {
- *buf++ = isp->last_byte;
- isp->last_byte = EOF;
- --bcount;
- ++i;
- }
- return i + decoder_read(isp->decoder, isp->is, buf, bcount);
-}
-
-static uint32_t get_pos(void *id)
-{
- return ((InputStreamPlus *)id)->is->offset;
-}
-
-static int set_pos_abs(void *id, uint32_t pos)
-{
- return seekInputStream(((InputStreamPlus *)id)->is, pos, SEEK_SET);
-}
-
-static int set_pos_rel(void *id, int32_t delta, int mode)
-{
- return seekInputStream(((InputStreamPlus *)id)->is, delta, mode);
-}
-
-static int push_back_byte(void *id, int c)
-{
- ((InputStreamPlus *)id)->last_byte = c;
- return 1;
-}
-
-static uint32_t get_length(void *id)
-{
- return ((InputStreamPlus *)id)->is->size;
-}
-
-static int can_seek(void *id)
-{
- return ((InputStreamPlus *)id)->is->seekable;
-}
-
-static WavpackStreamReader mpd_is_reader = {
- .read_bytes = read_bytes,
- .get_pos = get_pos,
- .set_pos_abs = set_pos_abs,
- .set_pos_rel = set_pos_rel,
- .push_back_byte = push_back_byte,
- .get_length = get_length,
- .can_seek = can_seek,
- .write_bytes = NULL /* no need to write edited tags */
-};
-
-static void
-initInputStreamPlus(InputStreamPlus *isp, struct decoder *decoder,
- InputStream *is)
-{
- isp->decoder = decoder;
- isp->is = is;
- isp->last_byte = EOF;
-}
-
-/*
- * Tries to decode the specified stream, and gives true if managed to do it.
- */
-static bool wavpack_trydecode(InputStream *is)
-{
- char error[ERRORLEN];
- WavpackContext *wpc;
- InputStreamPlus isp;
-
- initInputStreamPlus(&isp, NULL, is);
- wpc = WavpackOpenFileInputEx(&mpd_is_reader, &isp, NULL, error,
- OPEN_STREAMING, 0);
- if (wpc == NULL)
- return false;
-
- WavpackCloseFile(wpc);
- /* Seek it back in order to play from the first byte. */
- seekInputStream(is, 0, SEEK_SET);
-
- return true;
-}
-
-static int wavpack_open_wvc(struct decoder *decoder,
- InputStream *is_wvc)
-{
- char tmp[MPD_PATH_MAX];
- const char *utf8url;
- size_t len;
- char *wvc_url = NULL;
- int ret;
-
- /*
- * As we use dc->utf8url, this function will be bad for
- * single files. utf8url is not absolute file path :/
- */
- utf8url = decoder_get_url(decoder, tmp);
- if (utf8url == NULL)
- return 0;
-
- len = strlen(utf8url);
- if (!len)
- return 0;
-
- wvc_url = (char *)xmalloc(len + 2); /* +2: 'c' and EOS */
- if (wvc_url == NULL)
- return 0;
-
- memcpy(wvc_url, utf8url, len);
- wvc_url[len] = 'c';
- wvc_url[len + 1] = '\0';
-
- ret = openInputStream(is_wvc, wvc_url);
- free(wvc_url);
-
- if (ret)
- return 0;
-
- /*
- * And we try to buffer in order to get know
- * about a possible 404 error.
- */
- for (;;) {
- if (inputStreamAtEOF(is_wvc)) {
- /*
- * EOF is reached even without
- * a single byte is read...
- * So, this is not good :/
- */
- closeInputStream(is_wvc);
- return 0;
- }
-
- if (bufferInputStream(is_wvc) >= 0)
- return 1;
-
- if (decoder_get_command(decoder) != DECODE_COMMAND_NONE) {
- closeInputStream(is_wvc);
- return 0;
- }
-
- /* Save some CPU */
- my_usleep(1000);
- }
-}
-
-/*
- * Decodes a stream.
- */
-static int wavpack_streamdecode(struct decoder * decoder, InputStream *is)
-{
- char error[ERRORLEN];
- WavpackContext *wpc;
- InputStream is_wvc;
- int open_flags = OPEN_2CH_MAX | OPEN_NORMALIZE /*| OPEN_STREAMING*/;
- InputStreamPlus isp, isp_wvc;
-
- if (wavpack_open_wvc(decoder, &is_wvc)) {
- initInputStreamPlus(&isp_wvc, decoder, &is_wvc);
- open_flags |= OPEN_WVC;
- }
-
- initInputStreamPlus(&isp, decoder, is);
- wpc = WavpackOpenFileInputEx(&mpd_is_reader, &isp, &isp_wvc, error,
- open_flags, 15);
-
- if (wpc == NULL) {
- ERROR("failed to open WavPack stream: %s\n", error);
- return -1;
- }
-
- wavpack_decode(decoder, wpc, can_seek(&isp), NULL);
-
- WavpackCloseFile(wpc);
- if (open_flags & OPEN_WVC)
- closeInputStream(&is_wvc);
- closeInputStream(is);
-
- return 0;
-}
-
-/*
- * Decodes a file.
- */
-static int wavpack_filedecode(struct decoder * decoder, char *fname)
-{
- char error[ERRORLEN];
- WavpackContext *wpc;
- ReplayGainInfo *replayGainInfo;
-
- wpc = WavpackOpenFileInput(fname, error,
- OPEN_TAGS | OPEN_WVC |
- OPEN_2CH_MAX | OPEN_NORMALIZE, 15);
- if (wpc == NULL) {
- ERROR("failed to open WavPack file \"%s\": %s\n", fname, error);
- return -1;
- }
-
- replayGainInfo = wavpack_replaygain(wpc);
-
- wavpack_decode(decoder, wpc, 1, replayGainInfo);
-
- if (replayGainInfo)
- freeReplayGainInfo(replayGainInfo);
-
- WavpackCloseFile(wpc);
-
- return 0;
-}
-
-static char const *wavpackSuffixes[] = { "wv", NULL };
-static char const *wavpackMimeTypes[] = { "audio/x-wavpack", NULL };
-
-struct decoder_plugin wavpackPlugin = {
- .name = "wavpack",
- .try_decode = wavpack_trydecode,
- .stream_decode = wavpack_streamdecode,
- .file_decode = wavpack_filedecode,
- .tag_dup = wavpack_tagdup,
- .stream_types = INPUT_PLUGIN_STREAM_FILE | INPUT_PLUGIN_STREAM_URL,
- .suffixes = wavpackSuffixes,
- .mime_types = wavpackMimeTypes
-};
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