lili/ggwave
1
0
Fork 0
mirror of https://github.com/ggerganov/ggwave.git synced 2026-03-28 15:19:00 +08:00
Code Issues Packages Projects Releases Wiki Activity

ecc : reduce memory allocations in reed-solomon lib

Browse Source
This commit is contained in:
Georgi Gerganov
2022-05-29 11:47:39 +03:00
parent 481cc4f7e2
commit 7a0c1681b1
4 changed files with 91 additions and 67 deletions
Download Patch File Download Diff File Expand all files Collapse all files

39
include/ggwave/ggwave.h
View File

@@ -298,26 +298,25 @@ extern "C" {
#include <functional>
#include <vector>
#include <map>
#include <string>
#include <memory>
class GGWave {
public:
static constexpr auto kSampleRateMin = 1000.0f;
static constexpr auto kSampleRateMax = 96000.0f;
static constexpr auto kDefaultSampleRate = 48000.0f;
static constexpr auto kDefaultSamplesPerFrame = 1024;
static constexpr auto kDefaultVolume = 10;
static constexpr auto kSampleRateMin = 1000.0f;
static constexpr auto kSampleRateMax = 96000.0f;
static constexpr auto kDefaultSampleRate = 48000.0f;
static constexpr auto kDefaultSamplesPerFrame = 1024;
static constexpr auto kDefaultVolume = 10;
static constexpr auto kDefaultSoundMarkerThreshold = 3.0f;
static constexpr auto kDefaultMarkerFrames = 16;
static constexpr auto kDefaultEncodedDataOffset = 3;
static constexpr auto kMaxSamplesPerFrame = 1024;
static constexpr auto kMaxDataBits = 256;
static constexpr auto kMaxDataSize = 256;
static constexpr auto kMaxLengthVarible = 140;
static constexpr auto kMaxLengthFixed = 16;
static constexpr auto kMaxSpectrumHistory = 4;
static constexpr auto kMaxRecordedFrames = 2048;
static constexpr auto kDefaultMarkerFrames = 16;
static constexpr auto kDefaultEncodedDataOffset = 3;
static constexpr auto kMaxSamplesPerFrame = 1024;
static constexpr auto kMaxDataBits = 256;
static constexpr auto kMaxDataSize = 256;
static constexpr auto kMaxLengthVariable = 140;
static constexpr auto kMaxLengthFixed = 16;
static constexpr auto kMaxSpectrumHistory = 4;
static constexpr auto kMaxRecordedFrames = 2048;
using Parameters = ggwave_Parameters;
using SampleFormat = ggwave_SampleFormat;
@@ -361,14 +360,14 @@ public:
double duration_ms;
};
using Tones = std::vector<ToneData>;
using Tones = std::vector<ToneData>;
using WaveformTones = std::vector<Tones>;
using AmplitudeData = std::vector<float>;
using AmplitudeDataI16 = std::vector<int16_t>;
using SpectrumData = std::vector<float>;
using RecordedData = std::vector<float>;
using TxRxData = std::vector<std::uint8_t>;
using TxRxData = std::vector<uint8_t>;
using CBWaveformOut = std::function<void(const void * data, uint32_t nBytes)>;
using CBWaveformInp = std::function<uint32_t(void * data, uint32_t nMaxBytes)>;
@@ -394,8 +393,8 @@ public:
//
// returns false upon invalid parameters or failure to initialize
//
bool init(const std::string & text, const int volume = kDefaultVolume);
bool init(const std::string & text, const TxProtocol & txProtocol, const int volume = kDefaultVolume);
bool init(const char * text, const int volume = kDefaultVolume);
bool init(const char * text, const TxProtocol & txProtocol, const int volume = kDefaultVolume);
bool init(int dataSize, const char * dataBuffer, const int volume = kDefaultVolume);
bool init(int dataSize, const char * dataBuffer, const TxProtocol & txProtocol, const int volume = kDefaultVolume);
@@ -576,6 +575,8 @@ private:
// common
TxRxData m_dataEncoded;
TxRxData m_workRSLength; // Reed-Solomon work buffers
TxRxData m_workRSData;
// Impl
struct Rx;