mirror of
https://github.com/hajimehoshi/ebiten.git
synced 2024-11-10 04:57:26 +01:00
61 lines
1.5 KiB
Go
61 lines
1.5 KiB
Go
// Copyright 2017 The Ebiten Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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// Package mp3 provides MP3 decoder.
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//
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// This package is very experimental.
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package mp3
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import (
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"bytes"
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"github.com/hajimehoshi/ebiten/audio"
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)
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type Stream struct {
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inner *bytes.Reader
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}
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// Read is implementation of io.Reader's Read.
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func (s *Stream) Read(p []byte) (int, error) {
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return s.inner.Read(p)
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}
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// Seek is implementation of io.Seeker's Seek.
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func (s *Stream) Seek(offset int64, whence int) (int64, error) {
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return s.inner.Seek(offset, whence)
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}
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// Read is implementation of io.Closer's Close.
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func (s *Stream) Close() error {
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return nil
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}
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// Size returns the size of decoded stream in bytes.
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func (s *Stream) Size() int64 {
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return int64(s.inner.Len())
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}
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func Decode(context *audio.Context, src audio.ReadSeekCloser) (*Stream, error) {
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var buf bytes.Buffer
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if err := decode(src, &buf); err != nil {
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return nil, err
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}
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s := &Stream{
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inner: bytes.NewReader(buf.Bytes()),
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}
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// TODO: Resampling
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return s, nil
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}
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