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#include <cxxtest/TestSuite.h>
#include "audio/decoders/raw.h"
#include "audio/audiostream.h"
#include "helper.h"
class RawStreamTestSuite : public CxxTest::TestSuite
{
private:
template<typename T>
void readBufferTestTemplate(const int sampleRate, const int time, const bool le, const bool isStereo) {
int16 *sine;
Audio::SeekableAudioStream *s = createSineStream<int8>(sampleRate, time, &sine, le, isStereo);
const int totalSamples = sampleRate * time * (isStereo ? 2 : 1);
int16 *buffer = new int16[totalSamples];
TS_ASSERT_EQUALS(s->readBuffer(buffer, totalSamples), totalSamples);
TS_ASSERT_EQUALS(memcmp(sine, buffer, sizeof(int16) * totalSamples), 0);
TS_ASSERT_EQUALS(s->endOfData(), true);
delete[] sine;
delete[] buffer;
delete s;
}
public:
void test_read_buffer_8_bit_signed_mono() {
readBufferTestTemplate<int8>(11025, 2, false, false);
}
void test_read_buffer_8_bit_signed_stereo() {
readBufferTestTemplate<int8>(11025, 2, false, true);
}
void test_read_buffer_8_bit_unsigned_mono() {
readBufferTestTemplate<uint8>(11025, 2, false, false);
}
void test_read_buffer_16_bit_signed_be_mono() {
readBufferTestTemplate<int16>(11025, 2, false, false);
}
void test_read_buffer_16_bit_signed_be_stereo() {
readBufferTestTemplate<int16>(11025, 2, false, true);
}
void test_read_buffer_16_bit_unsigned_be_mono() {
readBufferTestTemplate<uint16>(11025, 2, false, false);
}
void test_read_buffer_16_bit_unsigned_be_stereo() {
readBufferTestTemplate<uint16>(11025, 2, false, true);
}
void test_read_buffer_16_bit_signed_le_mono() {
readBufferTestTemplate<int16>(11025, 2, true, false);
}
void test_read_buffer_16_bit_signed_le_stereo() {
readBufferTestTemplate<int16>(11025, 2, true, true);
}
void test_read_buffer_16_bit_unsigned_le_mono() {
readBufferTestTemplate<uint16>(11025, 2, true, false);
}
void test_read_buffer_16_bit_unsigned_le_stereo() {
readBufferTestTemplate<uint16>(11025, 2, true, true);
}
private:
void partialReadTest() {
const int sampleRate = 11025;
const int time = 4;
int16 *sine;
Audio::SeekableAudioStream *s = createSineStream<int8>(sampleRate, time, &sine, false, false);
int16 *buffer = new int16[sampleRate * time];
TS_ASSERT_EQUALS(s->readBuffer(buffer, sampleRate), sampleRate);
TS_ASSERT_EQUALS(memcmp(sine, buffer, sampleRate), 0);
TS_ASSERT_EQUALS(s->endOfData(), false);
TS_ASSERT_EQUALS(s->readBuffer(buffer, sampleRate * 2), sampleRate * 2);
TS_ASSERT_EQUALS(memcmp(sine + sampleRate, buffer, sampleRate * 2), 0);
TS_ASSERT_EQUALS(s->endOfData(), false);
TS_ASSERT_EQUALS(s->readBuffer(buffer, sampleRate), sampleRate);
TS_ASSERT_EQUALS(memcmp(sine + sampleRate * 3, buffer, sampleRate), 0);
TS_ASSERT_EQUALS(s->endOfData(), true);
delete[] sine;
delete[] buffer;
delete s;
}
public:
void test_partial_read() {
partialReadTest();
}
private:
void readAfterEndTest() {
const int sampleRate = 11025;
const int time = 1;
Audio::SeekableAudioStream *s = createSineStream<int8>(sampleRate, time, 0, false, false);
int16 *buffer = new int16[sampleRate * time];
TS_ASSERT_EQUALS(s->readBuffer(buffer, sampleRate * time), sampleRate * time);
TS_ASSERT_EQUALS(s->endOfData(), true);
TS_ASSERT_EQUALS(s->readBuffer(buffer, sampleRate * time), 0);
TS_ASSERT_EQUALS(s->endOfData(), true);
delete[] buffer;
delete s;
}
public:
void test_read_after_end() {
readAfterEndTest();
}
private:
void rewindTest() {
const int sampleRate = 11025;
const int time = 2;
Audio::SeekableAudioStream *s = createSineStream<int8>(sampleRate, time, 0, false, false);
int16 *buffer = new int16[sampleRate * time];
TS_ASSERT_EQUALS(s->readBuffer(buffer, sampleRate * time), sampleRate * time);
TS_ASSERT_EQUALS(s->endOfData(), true);
s->rewind();
TS_ASSERT_EQUALS(s->endOfData(), false);
TS_ASSERT_EQUALS(s->readBuffer(buffer, sampleRate * time), sampleRate * time);
TS_ASSERT_EQUALS(s->endOfData(), true);
delete[] buffer;
delete s;
}
public:
void test_rewind() {
rewindTest();
}
private:
void lengthTest() {
int sampleRate = 0;
const int time = 4;
Audio::SeekableAudioStream *s = 0;
// 11025 Hz tests
sampleRate = 11025;
s = createSineStream<int8>(sampleRate, time, 0, false, false);
TS_ASSERT_EQUALS(s->getLength().totalNumberOfFrames(), sampleRate * time);
delete s;
s = createSineStream<uint16>(sampleRate, time, 0, false, false);
TS_ASSERT_EQUALS(s->getLength().totalNumberOfFrames(), sampleRate * time);
delete s;
// 48000 Hz tests
sampleRate = 48000;
s = createSineStream<int8>(sampleRate, time, 0, false, false);
TS_ASSERT_EQUALS(s->getLength().totalNumberOfFrames(), sampleRate * time);
delete s;
s = createSineStream<uint16>(sampleRate, time, 0, true, false);
TS_ASSERT_EQUALS(s->getLength().totalNumberOfFrames(), sampleRate * time);
delete s;
// 11840 Hz tests
sampleRate = 11840;
s = createSineStream<int8>(sampleRate, time, 0, false, false);
TS_ASSERT_EQUALS(s->getLength().totalNumberOfFrames(), sampleRate * time);
delete s;
s = createSineStream<uint16>(sampleRate, time, 0, false, false);
TS_ASSERT_EQUALS(s->getLength().totalNumberOfFrames(), sampleRate * time);
delete s;
// 11111 Hz tests
sampleRate = 11111;
s = createSineStream<int8>(sampleRate, time, 0, false, false);
TS_ASSERT_EQUALS(s->getLength().totalNumberOfFrames(), sampleRate * time);
delete s;
s = createSineStream<uint16>(sampleRate, time, 0, false, false);
TS_ASSERT_EQUALS(s->getLength().totalNumberOfFrames(), sampleRate * time);
delete s;
// 22050 Hz stereo test
sampleRate = 22050;
s = createSineStream<int8>(sampleRate, time, 0, false, true);
TS_ASSERT_EQUALS(s->getLength().totalNumberOfFrames(), sampleRate * time);
delete s;
s = createSineStream<uint16>(sampleRate, time, 0, true, true);
TS_ASSERT_EQUALS(s->getLength().totalNumberOfFrames(), sampleRate * time);
delete s;
}
public:
void test_length() {
lengthTest();
}
private:
void seekTest(const int sampleRate, const int time, const bool isStereo) {
const int totalFrames = sampleRate * time * (isStereo ? 2 : 1);
int readData = 0, offset = 0;
int16 *buffer = new int16[totalFrames];
Audio::SeekableAudioStream *s = 0;
int16 *sine = 0;
s = createSineStream<int8>(sampleRate, time, &sine, false, isStereo);
// Seek to 500ms
const Audio::Timestamp a(0, 1, 2);
offset = Audio::convertTimeToStreamPos(a, sampleRate, isStereo).totalNumberOfFrames();
readData = totalFrames - offset;
TS_ASSERT_EQUALS(s->seek(a), true);
TS_ASSERT_EQUALS(s->endOfData(), false);
TS_ASSERT_EQUALS(s->readBuffer(buffer, readData), readData);
TS_ASSERT_EQUALS(memcmp(buffer, sine + offset, readData * sizeof(int16)), 0);
TS_ASSERT_EQUALS(s->endOfData(), true);
// Seek to 3/4 of a second
const Audio::Timestamp b(0, 3, 4);
offset = Audio::convertTimeToStreamPos(b, sampleRate, isStereo).totalNumberOfFrames();
readData = totalFrames - offset;
TS_ASSERT_EQUALS(s->seek(b), true);
TS_ASSERT_EQUALS(s->endOfData(), false);
TS_ASSERT_EQUALS(s->readBuffer(buffer, readData), readData);
TS_ASSERT_EQUALS(memcmp(buffer, sine + offset, readData * sizeof(int16)), 0);
TS_ASSERT_EQUALS(s->endOfData(), true);
// Seek to the start of the stream
TS_ASSERT_EQUALS(s->seek(0), true);
TS_ASSERT_EQUALS(s->endOfData(), false);
// Seek to the mid of the stream
const Audio::Timestamp c(time * 1000 / 2, 1000);
offset = Audio::convertTimeToStreamPos(c, sampleRate, isStereo).totalNumberOfFrames();
readData = totalFrames - offset;
TS_ASSERT_EQUALS(s->seek(c), true);
TS_ASSERT_EQUALS(s->endOfData(), false);
TS_ASSERT_EQUALS(s->readBuffer(buffer, readData), readData);
TS_ASSERT_EQUALS(memcmp(buffer, sine + offset, readData * sizeof(int16)), 0);
TS_ASSERT_EQUALS(s->endOfData(), true);
// Seek to the 1/4th of the last second of the stream
const Audio::Timestamp d(time - 1, 1, 4);
offset = Audio::convertTimeToStreamPos(d, sampleRate, isStereo).totalNumberOfFrames();
readData = totalFrames - offset;
TS_ASSERT_EQUALS(s->seek(d), true);
TS_ASSERT_EQUALS(s->endOfData(), false);
TS_ASSERT_EQUALS(s->readBuffer(buffer, readData), readData);
TS_ASSERT_EQUALS(memcmp(buffer, sine + offset, readData * sizeof(int16)), 0);
TS_ASSERT_EQUALS(s->endOfData(), true);
// Try to seek after the end of the stream
TS_ASSERT_EQUALS(s->seek(Audio::Timestamp(time, 1, 100000)), false);
TS_ASSERT_EQUALS(s->endOfData(), true);
// Try to seek exactly at the end of the stream
TS_ASSERT_EQUALS(s->seek(Audio::Timestamp(time * 1000, 1000)), true);
TS_ASSERT_EQUALS(s->endOfData(), true);
delete[] sine;
delete s;
delete[] buffer;
}
public:
void test_seek_mono() {
seekTest(11025, 2, false);
}
void test_seek_stereo() {
seekTest(11025, 2, true);
}
};
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