Mercurial > hg > svcore

comparison data/fileio/AudioFileReader.h @ 1041:843f67be0ed9 cxx11

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Replace the get*Frames calls in AudioFileReader with less stupid API
author Chris Cannam
date Wed, 04 Mar 2015 12:30:41 +0000
parents a1cd5abcb38b
children 4d9816ba0ebe
comparison
equal deleted inserted replaced
1040:a1cd5abcb38b 1041:843f67be0ed9
92 * 92 *
93 * The subclass implementations of this function must be 93 * The subclass implementations of this function must be
94 * thread-safe -- that is, safe to call from multiple threads with 94 * thread-safe -- that is, safe to call from multiple threads with
95 * different arguments on the same object at the same time. 95 * different arguments on the same object at the same time.
96 */ 96 */
97 virtual void getInterleavedFrames(sv_frame_t start, sv_frame_t count, 97 virtual SampleBlock getInterleavedFrames(sv_frame_t start, sv_frame_t count) const = 0;
98 SampleBlock &frames) const = 0;
99 98
100 /** 99 /**
101 * Return de-interleaved samples for count frames from index 100 * Return de-interleaved samples for count frames from index
102 * start. Implemented in this class (it calls 101 * start. Implemented in this class (it calls
103 * getInterleavedFrames and de-interleaves). The resulting vector 102 * getInterleavedFrames and de-interleaves). The resulting vector
104 * will contain getChannelCount() sample blocks of count samples 103 * will contain getChannelCount() sample blocks of count samples
105 * each (or fewer if end of file is reached). 104 * each (or fewer if end of file is reached).
106 */ 105 */
107 virtual void getDeInterleavedFrames(sv_frame_t start, sv_frame_t count, 106 virtual std::vector<SampleBlock> getDeInterleavedFrames(sv_frame_t start, sv_frame_t count) const;
108 std::vector<SampleBlock> &frames) const;
109 107
110 // only subclasses that do not know exactly how long the audio 108 // only subclasses that do not know exactly how long the audio
111 // file is until it's been completely decoded should implement this 109 // file is until it's been completely decoded should implement this
112 virtual int getDecodeCompletion() const { return 100; } // % 110 virtual int getDecodeCompletion() const { return 100; } // %
113 111