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Parse <width>x<height> resolution #5

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Parse <width>x<height> resolution #5

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17 changes: 16 additions & 1 deletion src/parser/ext-x-stream-inf.js
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Original file line number Diff line number Diff line change
Expand Up @@ -5,7 +5,22 @@ function streamInf(str) {
'bandwidth' in data && (data.bandwidth = parseInt(data.bandwidth));
'averageBandwidth' in data &&
(data.averageBandwidth = parseInt(data.averageBandwidth));
'resolution' in data && (data.resolution = parseInt(data.resolution));
if ('resolution' in data) {
const match = Array.from(data.resolution.matchAll(/^(\d+)(?:x(\d+))?$/));
if (match.length === 0) {
throw new Error(`RESOLUTION attribute value (${data.resolution}) doesn't match pattern <width>[x<height>]`);
} else {
// there could be only one match in whole string, as we used anchors
const res = match[0];
// drop whole match, leave only capturing groups
res.splice(0,1);
if (res[1] === undefined) {
data.resolution = parseInt(res[0]);
} else {
data.resolution = res.map(m => parseInt(m));
}
}
}
'frameRate' in data && (data.frameRate = parseFloat(data.frameRate));

'codecs' in data && (data.codecs = data.codecs.split(';'));
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