shaka-player
Version:
DASH/EME video player library
383 lines (360 loc) • 15.1 kB
JavaScript
/*! @license
* Shaka Player
* Copyright 2016 Google LLC
* SPDX-License-Identifier: Apache-2.0
*/
describe('SsaTextParser', () => {
const Cue = shaka.text.Cue;
it('supports no cues', () => {
verifyHelper([],
'',
{periodStart: 0, segmentStart: 0, segmentEnd: 0, vttOffset: 0});
});
it('handles a blank line at the start of the file', () => {
verifyHelper(
[
{startTime: 0, endTime: 2, payload: 'Test'},
],
'\n\n' +
'[Script Info]\n' +
'Title: Foo\n\n' +
'[V4+ Styles]\n' +
'Format: Name, Fontname, Fontsize, PrimaryColour, SecondaryColour, ' +
'OutlineColour, BackColour, Bold, Italic, Underline, StrikeOut, ' +
'ScaleX, ScaleY, Spacing, Angle, BorderStyle, Outline, Shadow, ' +
'Alignment, MarginL, MarginR, MarginV, Encoding\n' +
'Style: DefaultVCD, Arial,28,&H00B4FCFC,&H00B4FCFC,&H00000008,' +
'&H80000008,-1,0,0,0,100,100,0.00,0.00,1,1.00,2.00,2,30,30,30,0\n\n' +
'[Events]\n' +
'Format: Layer, Start, End, Style, Name, MarginL, MarginR, MarginV, ' +
'Effect, Text\n' +
'Dialogue: 0,0:00:00.00,0:00:02.00,DefaultVCD, NTP,0000,0000,0000' +
',,{\\pos(400,570)}Test',
{periodStart: 0, segmentStart: 0, segmentEnd: 0, vttOffset: 0});
});
it('handles a blank line at the end of the file', () => {
verifyHelper(
[
{startTime: 0, endTime: 2, payload: 'Test'},
],
'[Script Info]\n' +
'Title: Foo\n\n' +
'[V4+ Styles]\n' +
'Format: Name, Fontname, Fontsize, PrimaryColour, SecondaryColour, ' +
'OutlineColour, BackColour, Bold, Italic, Underline, StrikeOut, ' +
'ScaleX, ScaleY, Spacing, Angle, BorderStyle, Outline, Shadow, ' +
'Alignment, MarginL, MarginR, MarginV, Encoding\n' +
'Style: DefaultVCD, Arial,28,&H00B4FCFC,&H00B4FCFC,&H00000008,' +
'&H80000008,-1,0,0,0,100,100,0.00,0.00,1,1.00,2.00,2,30,30,30,0\n\n' +
'[Events]\n' +
'Format: Layer, Start, End, Style, Name, MarginL, MarginR, MarginV, ' +
'Effect, Text\n' +
'Dialogue: 0,0:00:00.00,0:00:02.00,DefaultVCD, NTP,0000,0000,0000' +
',,{\\pos(400,570)}Test' +
'\n\n',
{periodStart: 0, segmentStart: 0, segmentEnd: 0, vttOffset: 0});
});
it('handles no blank line at the end of the file', () => {
verifyHelper(
[
{startTime: 0, endTime: 2, payload: 'Test'},
],
'[Script Info]\n' +
'Title: Foo\n\n' +
'[V4+ Styles]\n' +
'Format: Name, Fontname, Fontsize, PrimaryColour, SecondaryColour, ' +
'OutlineColour, BackColour, Bold, Italic, Underline, StrikeOut, ' +
'ScaleX, ScaleY, Spacing, Angle, BorderStyle, Outline, Shadow, ' +
'Alignment, MarginL, MarginR, MarginV, Encoding\n' +
'Style: DefaultVCD, Arial,28,&H00B4FCFC,&H00B4FCFC,&H00000008,' +
'&H80000008,-1,0,0,0,100,100,0.00,0.00,1,1.00,2.00,2,30,30,30,0\n\n' +
'[Events]\n' +
'Format: Layer, Start, End, Style, Name, MarginL, MarginR, MarginV, ' +
'Effect, Text\n' +
'Dialogue: 0,0:00:00.00,0:00:02.00,DefaultVCD, NTP,0000,0000,0000' +
',,{\\pos(400,570)}Test',
{periodStart: 0, segmentStart: 0, segmentEnd: 0, vttOffset: 0});
});
it('supports no styles', () => {
verifyHelper(
[
{startTime: 0, endTime: 2, payload: 'Test'},
],
'[Script Info]\n' +
'Title: Foo\n\n' +
'[Events]\n' +
'Format: Layer, Start, End, Style, Name, MarginL, MarginR, MarginV, ' +
'Effect, Text\n' +
'Dialogue: 0,0:00:00.00,0:00:02.00,DefaultVCD, NTP,0000,0000,0000' +
',,{\\pos(400,570)}Test',
{periodStart: 0, segmentStart: 0, segmentEnd: 0, vttOffset: 0});
});
it('support no script info', () => {
verifyHelper(
[
{startTime: 0, endTime: 2, payload: 'Test'},
],
'[V4+ Styles]\n' +
'Format: Name, Fontname, Fontsize, PrimaryColour, SecondaryColour, ' +
'OutlineColour, BackColour, Bold, Italic, Underline, StrikeOut, ' +
'ScaleX, ScaleY, Spacing, Angle, BorderStyle, Outline, Shadow, ' +
'Alignment, MarginL, MarginR, MarginV, Encoding\n' +
'Style: DefaultVCD, Arial,28,&H00B4FCFC,&H00B4FCFC,&H00000008,' +
'&H80000008,-1,0,0,0,100,100,0.00,0.00,1,1.00,2.00,2,30,30,30,0\n\n' +
'[Events]\n' +
'Format: Layer, Start, End, Style, Name, MarginL, MarginR, MarginV, ' +
'Effect, Text\n' +
'Dialogue: 0,0:00:00.00,0:00:02.00,DefaultVCD, NTP,0000,0000,0000' +
',,{\\pos(400,570)}Test',
{periodStart: 0, segmentStart: 0, segmentEnd: 0, vttOffset: 0});
});
it('supports only events', () => {
verifyHelper(
[
{startTime: 0, endTime: 2, payload: 'Test'},
],
'[Events]\n' +
'Format: Layer, Start, End, Style, Name, MarginL, MarginR, MarginV, ' +
'Effect, Text\n' +
'Dialogue: 0,0:00:00.00,0:00:02.00,DefaultVCD, NTP,0000,0000,0000' +
',,{\\pos(400,570)}Test',
{periodStart: 0, segmentStart: 0, segmentEnd: 0, vttOffset: 0});
});
it('supports text with commas', () => {
verifyHelper(
[
{startTime: 0, endTime: 2, payload: 'Test,1,Test2'},
],
'[Events]\n' +
'Format: Layer, Start, End, Style, Name, MarginL, MarginR, MarginV, ' +
'Effect, Text\n' +
'Dialogue: 0,0:00:00.00,0:00:02.00,DefaultVCD, NTP,0000,0000,0000' +
',,{\\pos(400,570)}Test,1,Test2',
{periodStart: 0, segmentStart: 0, segmentEnd: 0, vttOffset: 0});
});
it('supports different time formats', () => {
verifyHelper(
[
{startTime: 0, endTime: 2, payload: 'Test'},
{startTime: 4.5, endTime: 6.1, payload: 'Test2'},
{startTime: 8.01, endTime: 10.001, payload: 'Test3'},
],
'[Events]\n' +
'Format: Layer, Start, End, Style, Name, MarginL, MarginR, MarginV, ' +
'Effect, Text\n' +
'Dialogue: 0,0:00:00.00,0:00:02.00,DefaultVCD, NTP,0000,0000,0000' +
',,{\\pos(400,570)}Test\n' +
'Dialogue: 0,0:00:04.5,0:00:06.1,DefaultVCD, NTP,0000,0000,0000' +
',,{\\pos(400,570)}Test2\n' +
'Dialogue: 0,0:00:08.01,0:00:10.001,DefaultVCD, NTP,0000,0000,0000' +
',,{\\pos(400,570)}Test3',
{periodStart: 0, segmentStart: 0, segmentEnd: 0, vttOffset: 0});
});
it('supports multiple cues', () => {
verifyHelper(
[
{startTime: 0, endTime: 2, payload: 'Test'},
{startTime: 4.5, endTime: 6.1, payload: 'Test2'},
{startTime: 8.01, endTime: 10.1, payload: 'Test3'},
],
'[Events]\n' +
'Format: Layer, Start, End, Style, Name, MarginL, MarginR, MarginV, ' +
'Effect, Text\n' +
'Dialogue: 0,0:00:00.00,0:00:02.00,DefaultVCD, NTP,0000,0000,0000' +
',,{\\pos(400,570)}Test\n' +
'Dialogue: 0,0:00:04.50,0:00:06.10,DefaultVCD, NTP,0000,0000,0000' +
',,{\\pos(400,570)}Test2\n' +
'Dialogue: 0,0:00:08.01,0:00:10.10,DefaultVCD, NTP,0000,0000,0000' +
',,{\\pos(400,570)}Test3',
{periodStart: 0, segmentStart: 0, segmentEnd: 0, vttOffset: 0});
});
it('supports fontFamily style', () => {
verifyHelper(
[
{
startTime: 0,
endTime: 2,
payload: 'Test',
fontFamily: 'Arial',
},
],
'[V4+ Styles]\n' +
'Format: Name, Fontname, Fontsize, PrimaryColour, SecondaryColour, ' +
'OutlineColour, BackColour, Bold, Italic, Underline, StrikeOut, ' +
'ScaleX, ScaleY, Spacing, Angle, BorderStyle, Outline, Shadow, ' +
'Alignment, MarginL, MarginR, MarginV, Encoding\n' +
'Style: DefaultVCD, Arial,28,&H00B4FCFC,&H00B4FCFC,&H00000008,' +
'&H80000008,-1,0,0,0,100,100,0.00,0.00,1,1.00,2.00,2,30,30,30,0\n\n' +
'[Events]\n' +
'Format: Layer, Start, End, Style, Name, MarginL, MarginR, MarginV, ' +
'Effect, Text\n' +
'Dialogue: 0,0:00:00.00,0:00:02.00,DefaultVCD, NTP,0000,0000,0000' +
',,{\\pos(400,570)}Test',
{periodStart: 0, segmentStart: 0, segmentEnd: 0, vttOffset: 0});
});
it('supports color & backgroundColor style', () => {
verifyHelper(
[
{
startTime: 0,
endTime: 2,
payload: 'Test',
color: 'rgba(252,252,180,1)',
backgroundColor: 'rgba(8,0,0,0)',
},
],
'[V4+ Styles]\n' +
'Format: Name, Fontname, Fontsize, PrimaryColour, SecondaryColour, ' +
'OutlineColour, BackColour, Bold, Italic, Underline, StrikeOut, ' +
'ScaleX, ScaleY, Spacing, Angle, BorderStyle, Outline, Shadow, ' +
'Alignment, MarginL, MarginR, MarginV, Encoding\n' +
'Style: DefaultVCD, Arial,28,&H00B4FCFC,&H00B4FCFC,&H00000008,' +
'&HFF000008,-1,0,0,0,100,100,0.00,0.00,1,1.00,2.00,2,30,30,30,0\n\n' +
'[Events]\n' +
'Format: Layer, Start, End, Style, Name, MarginL, MarginR, MarginV, ' +
'Effect, Text\n' +
'Dialogue: 0,0:00:00.00,0:00:02.00,DefaultVCD, NTP,0000,0000,0000' +
',,{\\pos(400,570)}Test',
{periodStart: 0, segmentStart: 0, segmentEnd: 0, vttOffset: 0});
});
it('supports bold style', () => {
verifyHelper(
[
{
startTime: 0,
endTime: 2,
payload: 'Test',
fontWeight: Cue.fontWeight.BOLD,
},
],
'[V4+ Styles]\n' +
'Format: Name, Fontname, Fontsize, PrimaryColour, SecondaryColour, ' +
'OutlineColour, BackColour, Bold, Italic, Underline, StrikeOut, ' +
'ScaleX, ScaleY, Spacing, Angle, BorderStyle, Outline, Shadow, ' +
'Alignment, MarginL, MarginR, MarginV, Encoding\n' +
'Style: DefaultVCD, Arial,28,&H00B4FCFC,&H00B4FCFC,&H00000008,' +
'&H80000008,-1,1,0,0,100,100,0.00,0.00,1,1.00,2.00,2,30,30,30,0\n\n' +
'[Events]\n' +
'Format: Layer, Start, End, Style, Name, MarginL, MarginR, MarginV, ' +
'Effect, Text\n' +
'Dialogue: 0,0:00:00.00,0:00:02.00,DefaultVCD, NTP,0000,0000,0000' +
',,{\\pos(400,570)}Test',
{periodStart: 0, segmentStart: 0, segmentEnd: 0, vttOffset: 0});
});
it('supports italic style', () => {
verifyHelper(
[
{
startTime: 0,
endTime: 2,
payload: 'Test',
fontStyle: Cue.fontStyle.ITALIC,
},
],
'[V4+ Styles]\n' +
'Format: Name, Fontname, Fontsize, PrimaryColour, SecondaryColour, ' +
'OutlineColour, BackColour, Bold, Italic, Underline, StrikeOut, ' +
'ScaleX, ScaleY, Spacing, Angle, BorderStyle, Outline, Shadow, ' +
'Alignment, MarginL, MarginR, MarginV, Encoding\n' +
'Style: DefaultVCD, Arial,28,&H00B4FCFC,&H00B4FCFC,&H00000008,' +
'&H80000008,-1,0,1,0,100,100,0.00,0.00,1,1.00,2.00,2,30,30,30,0\n\n' +
'[Events]\n' +
'Format: Layer, Start, End, Style, Name, MarginL, MarginR, MarginV, ' +
'Effect, Text\n' +
'Dialogue: 0,0:00:00.00,0:00:02.00,DefaultVCD, NTP,0000,0000,0000' +
',,{\\pos(400,570)}Test',
{periodStart: 0, segmentStart: 0, segmentEnd: 0, vttOffset: 0});
});
it('supports underline style', () => {
verifyHelper(
[
{
startTime: 0,
endTime: 2,
payload: 'Test',
textDecoration: [Cue.textDecoration.UNDERLINE],
},
],
'[V4+ Styles]\n' +
'Format: Name, Fontname, Fontsize, PrimaryColour, SecondaryColour, ' +
'OutlineColour, BackColour, Bold, Italic, Underline, StrikeOut, ' +
'ScaleX, ScaleY, Spacing, Angle, BorderStyle, Outline, Shadow, ' +
'Alignment, MarginL, MarginR, MarginV, Encoding\n' +
'Style: DefaultVCD, Arial,28,&H00B4FCFC,&H00B4FCFC,&H00000008,' +
'&H80000008,-1,0,0,1,100,100,0.00,0.00,1,1.00,2.00,2,30,30,30,0\n\n' +
'[Events]\n' +
'Format: Layer, Start, End, Style, Name, MarginL, MarginR, MarginV, ' +
'Effect, Text\n' +
'Dialogue: 0,0:00:00.00,0:00:02.00,DefaultVCD, NTP,0000,0000,0000' +
',,{\\pos(400,570)}Test',
{periodStart: 0, segmentStart: 0, segmentEnd: 0, vttOffset: 0});
});
it('supports letterSpacing style', () => {
verifyHelper(
[
{
startTime: 0,
endTime: 2,
payload: 'Test',
letterSpacing: '2px',
},
],
'[V4+ Styles]\n' +
'Format: Name, Fontname, Fontsize, PrimaryColour, SecondaryColour, ' +
'OutlineColour, BackColour, Bold, Italic, Underline, StrikeOut, ' +
'ScaleX, ScaleY, Spacing, Angle, BorderStyle, Outline, Shadow, ' +
'Alignment, MarginL, MarginR, MarginV, Encoding\n' +
'Style: DefaultVCD, Arial,28,&H00B4FCFC,&H00B4FCFC,&H00000008,' +
'&H80000008,-1,0,0,0,100,100,2,0.00,1,1.00,2.00,2,30,30,30,0\n\n' +
'[Events]\n' +
'Format: Layer, Start, End, Style, Name, MarginL, MarginR, MarginV, ' +
'Effect, Text\n' +
'Dialogue: 0,0:00:00.00,0:00:02.00,DefaultVCD, NTP,0000,0000,0000' +
',,{\\pos(400,570)}Test',
{periodStart: 0, segmentStart: 0, segmentEnd: 0, vttOffset: 0});
});
it('supports V4 style', () => {
verifyHelper(
[
{
startTime: 0,
endTime: 2,
payload: 'Test',
fontFamily: 'Arial',
},
],
'[V4 Styles]\n' +
'Format: Name, Fontname, Fontsize, PrimaryColour, SecondaryColour, ' +
'TertiaryColour, BackColour, Bold, Italic, BorderStyle, Outline, ' +
'Shadow, Alignment, MarginL, MarginR, MarginV, AlphaLevel, '+
'Encoding\n' +
'Style: DefaultVCD, Arial,28,11861244,11861244,11861244,' +
'-2147483640,-1,0,1,1,2,2,30,30,30,0,0\n\n' +
'[Events]\n' +
'Format: Layer, Start, End, Style, Name, MarginL, MarginR, MarginV, ' +
'Effect, Text\n' +
'Dialogue: 0,0:00:00.00,0:00:02.00,DefaultVCD, NTP,0000,0000,0000' +
',,{\\pos(400,570)}Test',
{periodStart: 0, segmentStart: 0, segmentEnd: 0, vttOffset: 0});
});
/**
* @param {!Array} cues
* @param {string} text
* @param {shaka.extern.TextParser.TimeContext} time
*/
function verifyHelper(cues, text, time) {
const BufferUtils = shaka.util.BufferUtils;
const StringUtils = shaka.util.StringUtils;
const data = BufferUtils.toUint8(StringUtils.toUTF8(text));
const parser = new shaka.text.SsaTextParser();
const result = parser.parseMedia(data, time);
const expected = cues.map((cue) => {
if (cue.nestedCues) {
cue.nestedCues = cue.nestedCues.map(
(nestedCue) => jasmine.objectContaining(nestedCue));
}
return jasmine.objectContaining(cue);
});
expect(result).toEqual(expected);
}
});