1 /* 2 * Copyright 2003-2021 The Music Player Daemon Project 3 * http://www.musicpd.org 4 * 5 * This program is free software; you can redistribute it and/or modify 6 * it under the terms of the GNU General Public License as published by 7 * the Free Software Foundation; either version 2 of the License, or 8 * (at your option) any later version. 9 * 10 * This program is distributed in the hope that it will be useful, 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 * GNU General Public License for more details. 14 * 15 * You should have received a copy of the GNU General Public License along 16 * with this program; if not, write to the Free Software Foundation, Inc., 17 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. 18 */ 19 20 #ifndef MPD_FLAC_PCM_HXX 21 #define MPD_FLAC_PCM_HXX 22 23 #include "pcm/Buffer.hxx" 24 #include "pcm/AudioFormat.hxx" 25 26 #include <FLAC/ordinals.h> 27 28 template<typename T> struct ConstBuffer; 29 30 /** 31 * This class imports libFLAC PCM data into a PCM format supported by 32 * MPD. 33 */ 34 class FlacPcmImport { 35 PcmBuffer buffer; 36 37 AudioFormat audio_format; 38 39 public: 40 /** 41 * Throws #std::runtime_error on error. 42 */ 43 void Open(unsigned sample_rate, unsigned bits_per_sample, 44 unsigned channels); 45 GetAudioFormat() const46 const AudioFormat &GetAudioFormat() const { 47 return audio_format; 48 } 49 50 ConstBuffer<void> Import(const FLAC__int32 *const src[], 51 size_t n_frames); 52 }; 53 54 #endif 55