aboutsummaryrefslogtreecommitdiffstats
path: root/src/decoder/AudiofileDecoderPlugin.cxx
diff options
context:
space:
mode:
Diffstat (limited to 'src/decoder/AudiofileDecoderPlugin.cxx')
-rw-r--r--src/decoder/AudiofileDecoderPlugin.cxx283
1 files changed, 0 insertions, 283 deletions
diff --git a/src/decoder/AudiofileDecoderPlugin.cxx b/src/decoder/AudiofileDecoderPlugin.cxx
deleted file mode 100644
index b1b8bf613..000000000
--- a/src/decoder/AudiofileDecoderPlugin.cxx
+++ /dev/null
@@ -1,283 +0,0 @@
-/*
- * Copyright (C) 2003-2013 The Music Player Daemon Project
- * http://www.musicpd.org
- *
- * 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.,
- * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
- */
-
-#include "config.h"
-#include "AudiofileDecoderPlugin.hxx"
-#include "DecoderAPI.hxx"
-#include "InputStream.hxx"
-#include "CheckAudioFormat.hxx"
-#include "tag/TagHandler.hxx"
-#include "util/Error.hxx"
-#include "util/Domain.hxx"
-#include "Log.hxx"
-
-#include <audiofile.h>
-#include <af_vfs.h>
-
-#include <assert.h>
-#include <stdio.h>
-
-/* pick 1020 since its devisible for 8,16,24, and 32-bit audio */
-#define CHUNK_SIZE 1020
-
-static constexpr Domain audiofile_domain("audiofile");
-
-struct AudioFileInputStream {
- Decoder *const decoder;
- InputStream &is;
-
- size_t Read(void *buffer, size_t size) {
- /* libaudiofile does not like partial reads at all,
- and will abort playback; therefore always force full
- reads */
- return decoder_read_full(decoder, is, buffer, size)
- ? size
- : 0;
- }
-};
-
-static int audiofile_get_duration(const char *file)
-{
- int total_time;
- AFfilehandle af_fp = afOpenFile(file, "r", nullptr);
- if (af_fp == AF_NULL_FILEHANDLE) {
- return -1;
- }
- total_time = (int)
- ((double)afGetFrameCount(af_fp, AF_DEFAULT_TRACK)
- / afGetRate(af_fp, AF_DEFAULT_TRACK));
- afCloseFile(af_fp);
- return total_time;
-}
-
-static ssize_t
-audiofile_file_read(AFvirtualfile *vfile, void *data, size_t length)
-{
- AudioFileInputStream &afis = *(AudioFileInputStream *)vfile->closure;
-
- return afis.Read(data, length);
-}
-
-static AFfileoffset
-audiofile_file_length(AFvirtualfile *vfile)
-{
- AudioFileInputStream &afis = *(AudioFileInputStream *)vfile->closure;
- InputStream &is = afis.is;
-
- return is.GetSize();
-}
-
-static AFfileoffset
-audiofile_file_tell(AFvirtualfile *vfile)
-{
- AudioFileInputStream &afis = *(AudioFileInputStream *)vfile->closure;
- InputStream &is = afis.is;
-
- return is.GetOffset();
-}
-
-static void
-audiofile_file_destroy(AFvirtualfile *vfile)
-{
- assert(vfile->closure != nullptr);
-
- vfile->closure = nullptr;
-}
-
-static AFfileoffset
-audiofile_file_seek(AFvirtualfile *vfile, AFfileoffset offset, int is_relative)
-{
- AudioFileInputStream &afis = *(AudioFileInputStream *)vfile->closure;
- InputStream &is = afis.is;
-
- int whence = (is_relative ? SEEK_CUR : SEEK_SET);
-
- Error error;
- if (is.LockSeek(offset, whence, error)) {
- return is.GetOffset();
- } else {
- LogError(error, "Seek failed");
- return -1;
- }
-}
-
-static AFvirtualfile *
-setup_virtual_fops(AudioFileInputStream &afis)
-{
- AFvirtualfile *vf = new AFvirtualfile();
- vf->closure = &afis;
- vf->write = nullptr;
- vf->read = audiofile_file_read;
- vf->length = audiofile_file_length;
- vf->destroy = audiofile_file_destroy;
- vf->seek = audiofile_file_seek;
- vf->tell = audiofile_file_tell;
- return vf;
-}
-
-static SampleFormat
-audiofile_bits_to_sample_format(int bits)
-{
- switch (bits) {
- case 8:
- return SampleFormat::S8;
-
- case 16:
- return SampleFormat::S16;
-
- case 24:
- return SampleFormat::S24_P32;
-
- case 32:
- return SampleFormat::S32;
- }
-
- return SampleFormat::UNDEFINED;
-}
-
-static SampleFormat
-audiofile_setup_sample_format(AFfilehandle af_fp)
-{
- int fs, bits;
-
- afGetSampleFormat(af_fp, AF_DEFAULT_TRACK, &fs, &bits);
- if (!audio_valid_sample_format(audiofile_bits_to_sample_format(bits))) {
- FormatDebug(audiofile_domain,
- "input file has %d bit samples, converting to 16",
- bits);
- bits = 16;
- }
-
- afSetVirtualSampleFormat(af_fp, AF_DEFAULT_TRACK,
- AF_SAMPFMT_TWOSCOMP, bits);
- afGetVirtualSampleFormat(af_fp, AF_DEFAULT_TRACK, &fs, &bits);
-
- return audiofile_bits_to_sample_format(bits);
-}
-
-static void
-audiofile_stream_decode(Decoder &decoder, InputStream &is)
-{
- AFvirtualfile *vf;
- int fs, frame_count;
- AFfilehandle af_fp;
- AudioFormat audio_format;
- float total_time;
- uint16_t bit_rate;
- int ret;
- char chunk[CHUNK_SIZE];
-
- if (!is.IsSeekable()) {
- LogWarning(audiofile_domain, "not seekable");
- return;
- }
-
- AudioFileInputStream afis{&decoder, is};
- vf = setup_virtual_fops(afis);
-
- af_fp = afOpenVirtualFile(vf, "r", nullptr);
- if (af_fp == AF_NULL_FILEHANDLE) {
- LogWarning(audiofile_domain, "failed to input stream");
- return;
- }
-
- Error error;
- if (!audio_format_init_checked(audio_format,
- afGetRate(af_fp, AF_DEFAULT_TRACK),
- audiofile_setup_sample_format(af_fp),
- afGetVirtualChannels(af_fp, AF_DEFAULT_TRACK),
- error)) {
- LogError(error);
- afCloseFile(af_fp);
- return;
- }
-
- frame_count = afGetFrameCount(af_fp, AF_DEFAULT_TRACK);
-
- total_time = ((float)frame_count / (float)audio_format.sample_rate);
-
- bit_rate = (uint16_t)(is.GetSize() * 8.0 / total_time / 1000.0 + 0.5);
-
- fs = (int)afGetVirtualFrameSize(af_fp, AF_DEFAULT_TRACK, 1);
-
- decoder_initialized(decoder, audio_format, true, total_time);
-
- DecoderCommand cmd;
- do {
- ret = afReadFrames(af_fp, AF_DEFAULT_TRACK, chunk,
- CHUNK_SIZE / fs);
- if (ret <= 0)
- break;
-
- cmd = decoder_data(decoder, nullptr,
- chunk, ret * fs,
- bit_rate);
-
- if (cmd == DecoderCommand::SEEK) {
- AFframecount frame = decoder_seek_where(decoder) *
- audio_format.sample_rate;
- afSeekFrame(af_fp, AF_DEFAULT_TRACK, frame);
-
- decoder_command_finished(decoder);
- cmd = DecoderCommand::NONE;
- }
- } while (cmd == DecoderCommand::NONE);
-
- afCloseFile(af_fp);
-}
-
-static bool
-audiofile_scan_file(const char *file,
- const struct tag_handler *handler, void *handler_ctx)
-{
- int total_time = audiofile_get_duration(file);
-
- if (total_time < 0) {
- FormatWarning(audiofile_domain,
- "Failed to get total song time from: %s",
- file);
- return false;
- }
-
- tag_handler_invoke_duration(handler, handler_ctx, total_time);
- return true;
-}
-
-static const char *const audiofile_suffixes[] = {
- "wav", "au", "aiff", "aif", nullptr
-};
-
-static const char *const audiofile_mime_types[] = {
- "audio/x-wav",
- "audio/x-aiff",
- nullptr
-};
-
-const struct DecoderPlugin audiofile_decoder_plugin = {
- "audiofile",
- nullptr,
- nullptr,
- audiofile_stream_decode,
- nullptr,
- audiofile_scan_file,
- nullptr,
- nullptr,
- audiofile_suffixes,
- audiofile_mime_types,
-};