b=938450 reduce the number of offset parameters to compareChannels() f=ehsan

findFirstNonZeroSample() won't return an offset > buffer length, so clamping
the result to <= 2048 is not necessary.

--HG--
extra : transplant_source : %28HV%B3%9A%AA%D6%8C6n%FD%18%AE%D6g%83%03%EA%09%D4
This commit is contained in:
Karl Tomlinson 2013-12-03 12:20:46 +13:00
parent dace222cfd
commit dd57777655
2 changed files with 14 additions and 15 deletions

View File

@ -96,11 +96,12 @@ addLoadEvent(function() {
is(e.outputBuffer.sampleRate, context.sampleRate, "Correct sample rate for the output buffer");
var firstNonZero = findFirstNonZeroSample(e.inputBuffer);
ok(firstNonZero <= 2048, "First non-zero sample within range");
compareChannels(e.inputBuffer.getChannelData(0), emptyBuffer.getChannelData(0), 0, Math.min(firstNonZero, 2048));
compareChannels(e.inputBuffer.getChannelData(1), emptyBuffer.getChannelData(0), 0, Math.min(firstNonZero, 2048));
compareChannels(e.inputBuffer.getChannelData(0), buffer.getChannelData(0), Math.min(firstNonZero, 2048), 2048 - firstNonZero, 0, -firstNonZero);
compareChannels(e.inputBuffer.getChannelData(1), buffer.getChannelData(1), Math.min(firstNonZero, 2048), 2048 - firstNonZero, 0, -firstNonZero);
compareChannels(e.inputBuffer.getChannelData(0), emptyBuffer.getChannelData(0), firstNonZero);
compareChannels(e.inputBuffer.getChannelData(1), emptyBuffer.getChannelData(0), firstNonZero);
compareChannels(e.inputBuffer.getChannelData(0), buffer.getChannelData(0), 2048 - firstNonZero, firstNonZero, 0);
compareChannels(e.inputBuffer.getChannelData(1), buffer.getChannelData(1), 2048 - firstNonZero, firstNonZero, 0);
compareChannels(e.outputBuffer.getChannelData(0), emptyBuffer.getChannelData(0));
compareChannels(e.outputBuffer.getChannelData(1), emptyBuffer.getChannelData(0));
@ -122,10 +123,10 @@ addLoadEvent(function() {
is(e.outputBuffer.length, 2048, "Correct length for the output buffer");
is(e.outputBuffer.sampleRate, context.sampleRate, "Correct sample rate for the output buffer");
compareChannels(e.inputBuffer.getChannelData(0), buffer.getChannelData(0), 0, firstNonZero, 0, 2048 - firstNonZero);
compareChannels(e.inputBuffer.getChannelData(1), buffer.getChannelData(1), 0, firstNonZero, 0, 2048 - firstNonZero);
compareChannels(e.inputBuffer.getChannelData(0), emptyBuffer.getChannelData(0), firstNonZero);
compareChannels(e.inputBuffer.getChannelData(1), emptyBuffer.getChannelData(0), firstNonZero);
compareChannels(e.inputBuffer.getChannelData(0), buffer.getChannelData(0), firstNonZero, 0, 2048 - firstNonZero);
compareChannels(e.inputBuffer.getChannelData(1), buffer.getChannelData(1), firstNonZero, 0, 2048 - firstNonZero);
compareChannels(e.inputBuffer.getChannelData(0), emptyBuffer.getChannelData(0), undefined, firstNonZero);
compareChannels(e.inputBuffer.getChannelData(1), emptyBuffer.getChannelData(0), undefined, firstNonZero);
compareChannels(e.outputBuffer.getChannelData(0), emptyBuffer.getChannelData(0));
compareChannels(e.outputBuffer.getChannelData(1), emptyBuffer.getChannelData(0));

View File

@ -28,7 +28,6 @@ function fuzzyCompare(a, b) {
}
function compareChannels(buf1, buf2,
/*optional*/ offset,
/*optional*/ length,
/*optional*/ sourceOffset,
/*optional*/ destOffset,
@ -36,15 +35,15 @@ function compareChannels(buf1, buf2,
if (!skipLengthCheck) {
is(buf1.length, buf2.length, "Channels must have the same length");
}
if (length == undefined) {
length = buf1.length - (offset || 0);
}
sourceOffset = sourceOffset || 0;
destOffset = destOffset || 0;
if (length == undefined) {
length = buf1.length - sourceOffset;
}
var difference = 0;
var maxDifference = 0;
var firstBadIndex = -1;
for (var i = offset || 0; i < Math.min(buf1.length, (offset || 0) + length); ++i) {
for (var i = 0; i < length; ++i) {
if (!fuzzyCompare(buf1[i + sourceOffset], buf2[i + destOffset])) {
difference++;
maxDifference = Math.max(maxDifference, Math.abs(buf1[i + sourceOffset] - buf2[i + destOffset]));
@ -79,7 +78,7 @@ function compareBuffers(got, expected) {
for (var i = 0; i < got.numberOfChannels; ++i) {
compareChannels(got.getChannelData(i), expected.getChannelData(i),
0, got.length, 0, 0, true);
got.length, 0, 0, true);
}
}
@ -194,7 +193,6 @@ function runTest()
for (var i = 0; i < e.renderedBuffer.numberOfChannels; ++i) {
compareChannels(e.renderedBuffer.getChannelData(i),
expectedBuffer.getChannelData(i),
undefined,
expectedBuffer.length,
samplesSeen,
undefined,