113 lines
1.8 KiB
Svelte
113 lines
1.8 KiB
Svelte
<script lang="ts">
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export let frame: number;
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export let fps: number;
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</script>
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<div class="scale" style="--frame: {frame}; --fps: {fps}">
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<div class="labels">
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<div>Video Late</div>
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<div>Audio Late</div>
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</div>
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<div class="zero">
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<div class="label">0</div>
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<div class="mark"></div>
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</div>
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<div class="indicator"></div>
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<div class="ticks">
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<div class="tick"></div>
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{#each Array.from({ length: fps }, (_, i) => i) as i}
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<div class="spacer" class:active={i === (frame + fps / 2) % fps}>
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{#if i % (fps / 10) === 0 && i !== 0 && i !== fps / 2}
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<div class="label">{(i - fps / 2) * (1000 / fps)}ms</div>
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{/if}
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</div>
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<div class="tick"></div>
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{/each}
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</div>
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<div class="axis"></div>
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</div>
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<style>
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.scale {
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position: relative;
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}
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.labels {
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position: absolute;
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top: -3vw;
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width: 100%;
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display: flex;
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font-size: 2vw;
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}
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.labels > div {
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flex-grow: 1;
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text-align: center;
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}
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.axis {
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position: absolute;
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top: 50%;
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left: 0;
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transform: translateY(-50%);
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width: 100%;
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background: white;
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height: 2px;
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}
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.ticks {
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display: flex;
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flex-wrap: wrap;
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width: 100%;
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& .spacer {
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position: relative;
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flex-grow: 1;
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&.active {
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background: var(--color-active);
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z-index: 9;
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}
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& .label {
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position: absolute;
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top: calc(100% + 2em);
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left: 50%;
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transform: translateX(-50%) rotate(90deg);
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line-height: 1;
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font-size: 13px;
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}
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}
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& .tick {
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width: 2px;
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height: 5vh;
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background: white;
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}
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}
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.zero {
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position: absolute;
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top: calc(50% - 5vh * 2.5 / 2);
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left: calc(50%);
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width: calc(100% / var(--fps) - 1px);
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font-size: 2vw;
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& .label {
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position: absolute;
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top: -1.2em;
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color: transparent;
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}
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& .mark {
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width: 2px;
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height: calc(5vh * 2.5);
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background: white;
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position: absolute;
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top: 0;
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left: 50%;
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}
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}
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</style>
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