1 /* 2 File: CAStreamRangedDescription.h 3 Abstract: Part of CoreAudio Utility Classes 4 Version: 1.1 5 6 Disclaimer: IMPORTANT: This Apple software is supplied to you by Apple 7 Inc. ("Apple") in consideration of your agreement to the following 8 terms, and your use, installation, modification or redistribution of 9 this Apple software constitutes acceptance of these terms. 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APPLE 30 MAKES NO WARRANTIES, EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION 31 THE IMPLIED WARRANTIES OF NON-INFRINGEMENT, MERCHANTABILITY AND FITNESS 32 FOR A PARTICULAR PURPOSE, REGARDING THE APPLE SOFTWARE OR ITS USE AND 33 OPERATION ALONE OR IN COMBINATION WITH YOUR PRODUCTS. 34 35 IN NO EVENT SHALL APPLE BE LIABLE FOR ANY SPECIAL, INDIRECT, INCIDENTAL 36 OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 37 SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 38 INTERRUPTION) ARISING IN ANY WAY OUT OF THE USE, REPRODUCTION, 39 MODIFICATION AND/OR DISTRIBUTION OF THE APPLE SOFTWARE, HOWEVER CAUSED 40 AND WHETHER UNDER THEORY OF CONTRACT, TORT (INCLUDING NEGLIGENCE), 41 STRICT LIABILITY OR OTHERWISE, EVEN IF APPLE HAS BEEN ADVISED OF THE 42 POSSIBILITY OF SUCH DAMAGE. 43 44 Copyright (C) 2014 Apple Inc. All Rights Reserved. 45 46 */ 47 #if !defined(__CAStreamRangedDescription_h__) 48 #define __CAStreamRangedDescription_h__ 49 50 //================================================================================================== 51 // Includes 52 //================================================================================================== 53 54 // Super Class Includes 55 #include <CoreAudio/AudioHardware.h> 56 57 // PublicUtility Includes 58 #include "CAAudioValueRange.h" 59 #include "CAStreamBasicDescription.h" 60 61 //================================================================================================== 62 // CAStreamRangedDescription 63 //================================================================================================== 64 65 class CAStreamRangedDescription 66 : 67 public AudioStreamRangedDescription 68 { 69 70 // Constants 71 public: 72 static const AudioStreamRangedDescription sEmpty; 73 74 // Construction/Destruction 75 public: CAStreamRangedDescription()76 CAStreamRangedDescription() { memset(this, 0, sizeof(AudioStreamRangedDescription)); } CAStreamRangedDescription(const CAStreamRangedDescription & inFormat)77 CAStreamRangedDescription(const CAStreamRangedDescription& inFormat) { mFormat = inFormat.mFormat; mSampleRateRange = inFormat.mSampleRateRange; } CAStreamRangedDescription(const AudioStreamRangedDescription & inFormat)78 CAStreamRangedDescription(const AudioStreamRangedDescription& inFormat) { mFormat = inFormat.mFormat; mSampleRateRange = inFormat.mSampleRateRange; } CAStreamRangedDescription(const AudioStreamBasicDescription & inFormat)79 CAStreamRangedDescription(const AudioStreamBasicDescription& inFormat) { mFormat = inFormat; mSampleRateRange.mMinimum = inFormat.mSampleRate; mSampleRateRange.mMaximum = inFormat.mSampleRate; } CAStreamRangedDescription(const AudioStreamBasicDescription & inFormat,const AudioValueRange & inSampleRateRange)80 CAStreamRangedDescription(const AudioStreamBasicDescription& inFormat, const AudioValueRange& inSampleRateRange) { mFormat = inFormat; mSampleRateRange = inSampleRateRange; } 81 CAStreamRangedDescription& operator=(const CAStreamRangedDescription& inFormat) { mFormat = inFormat.mFormat; mSampleRateRange = inFormat.mSampleRateRange; return *this; } 82 CAStreamRangedDescription& operator=(const AudioStreamRangedDescription& inFormat) { mFormat = inFormat.mFormat; mSampleRateRange = inFormat.mSampleRateRange; return *this; } 83 IsMixable(const AudioStreamRangedDescription & inDescription)84 static bool IsMixable(const AudioStreamRangedDescription& inDescription) { return (inDescription.mFormat.mFormatID == kAudioFormatLinearPCM) && ((inDescription.mFormat.mFormatFlags & kIsNonMixableFlag) == 0); } 85 #if CoreAudio_Debug 86 static void PrintToLog(const AudioStreamRangedDescription& inDesc); 87 #endif 88 static bool Sorter(const AudioStreamRangedDescription& x, const AudioStreamRangedDescription& y); 89 90 }; 91 92 inline bool operator<(const AudioStreamRangedDescription& x, const AudioStreamRangedDescription& y) { return (x.mFormat.mFormatID == y.mFormat.mFormatID) ? 93 (x.mFormat < y.mFormat) && (x.mSampleRateRange < y.mSampleRateRange) : 94 (x.mFormat.mFormatID == kAudioFormatLinearPCM) ? false : (x.mFormat.mFormatID < y.mFormat.mFormatID); } 95 inline bool operator==(const AudioStreamRangedDescription& x, const AudioStreamRangedDescription& y) { return (x.mFormat == y.mFormat) && (x.mSampleRateRange == y.mSampleRateRange); } 96 #if TARGET_OS_MAC || (TARGET_OS_WIN32 && (_MSC_VER > 600)) 97 inline bool operator!=(const AudioStreamRangedDescription& x, const AudioStreamRangedDescription& y) { return !(x == y); } 98 inline bool operator<=(const AudioStreamRangedDescription& x, const AudioStreamRangedDescription& y) { return (x < y) || (x == y); } 99 inline bool operator>=(const AudioStreamRangedDescription& x, const AudioStreamRangedDescription& y) { return !(x < y); } 100 inline bool operator>(const AudioStreamRangedDescription& x, const AudioStreamRangedDescription& y) { return !((x < y) || (x == y)); } 101 #endif 102 103 inline bool operator<(const AudioStreamBasicDescription& x, const AudioStreamRangedDescription& y) { return (x.mFormatID == y.mFormat.mFormatID) ? 104 (x < y.mFormat) && (x.mSampleRate < y.mSampleRateRange.mMinimum) : 105 (x.mFormatID == kAudioFormatLinearPCM) ? false : (x.mFormatID < y.mFormat.mFormatID); } 106 inline bool operator<(const AudioStreamRangedDescription& x, const AudioStreamBasicDescription& y) { return (x.mFormat.mFormatID == y.mFormatID) ? 107 (x.mFormat < y) && (x.mSampleRateRange.mMinimum < y.mSampleRate) : 108 (x.mFormat.mFormatID == kAudioFormatLinearPCM) ? false : (x.mFormat.mFormatID < y.mFormatID); } 109 inline bool operator==(const AudioStreamBasicDescription& x, const AudioStreamRangedDescription& y) { return (x == y.mFormat) && CAAudioValueRange::ContainsValue(y.mSampleRateRange, x.mSampleRate); } 110 inline bool operator==(const AudioStreamRangedDescription& x, const AudioStreamBasicDescription& y) { return (x.mFormat == y) && CAAudioValueRange::ContainsValue(x.mSampleRateRange, y.mSampleRate); } 111 #if TARGET_OS_MAC || (TARGET_OS_WIN32 && (_MSC_VER > 600)) 112 inline bool operator!=(const AudioStreamBasicDescription& x, const AudioStreamRangedDescription& y) { return !(x == y); } 113 inline bool operator!=(const AudioStreamRangedDescription& x, const AudioStreamBasicDescription& y) { return !(x == y); } 114 inline bool operator<=(const AudioStreamBasicDescription& x, const AudioStreamRangedDescription& y) { return (x < y) || (x == y); } 115 inline bool operator<=(const AudioStreamRangedDescription& x, const AudioStreamBasicDescription& y) { return (x < y) || (x == y); } 116 inline bool operator>=(const AudioStreamBasicDescription& x, const AudioStreamRangedDescription& y) { return !(x < y); } 117 inline bool operator>=(const AudioStreamRangedDescription& x, const AudioStreamBasicDescription& y) { return !(x < y); } 118 inline bool operator>(const AudioStreamBasicDescription& x, const AudioStreamRangedDescription& y) { return !((x < y) || (x == y)); } 119 inline bool operator>(const AudioStreamRangedDescription& x, const AudioStreamBasicDescription& y) { return !((x < y) || (x == y)); } 120 #endif 121 122 // STL Functors 123 struct CAStreamRangedDescription_EqualToASBD 124 : 125 public std::unary_function<AudioStreamRangedDescription, bool> 126 { CAStreamRangedDescription_EqualToASBDCAStreamRangedDescription_EqualToASBD127 CAStreamRangedDescription_EqualToASBD(const AudioStreamBasicDescription& inFormat) : mFormat(inFormat) {} operatorCAStreamRangedDescription_EqualToASBD128 bool operator()(const AudioStreamRangedDescription& x) const { return mFormat == x; } 129 130 AudioStreamBasicDescription mFormat; 131 }; 132 133 struct CAStreamRangedDescription_ReverseSort 134 : 135 public std::binary_function<AudioStreamRangedDescription, AudioStreamRangedDescription, bool> 136 { operatorCAStreamRangedDescription_ReverseSort137 bool operator()(const AudioStreamRangedDescription& x, const AudioStreamRangedDescription& y) const { return CAStreamRangedDescription::Sorter(x, y); } 138 }; 139 140 #endif 141