Anaglyph 3d Video Player For Android -

// Assuming side-by-side: left half = left eye, right half = right eye vec2 leftCoord = vec2(vTexCoord.x * 0.5, vTexCoord.y); vec2 rightCoord = vec2(vTexCoord.x * 0.5 + 0.5, vTexCoord.y);

vec4 left = texture2D(uTexture, leftCoord); vec4 right = texture2D(uTexture, rightCoord);

The renderer’s SurfaceTexture feeds frames to the shader. anaglyph 3d video player for android

: While primarily for Side-by-Side content, it often includes toggles for anaglyph modes for users without VR headsets. Where to Get "Paper" 3D Glasses

private fun generateTexture(): Int // ... generate GL_TEXTURE_EXTERNAL_OES texture // Assuming side-by-side: left half = left eye,

. While many modern VR apps focus on Side-by-Side (SBS) formats for headsets, several Android applications specifically support anaglyph rendering for use with traditional cardboard or plastic glasses. Recommended Anaglyph 3D Players for Android VLC for Android

However, most "Side-by-Side" (SBS) or "Over-Under" 3D videos you download are not color-coded. They look like two identical videos next to each other. This is where the becomes essential—it converts SBS 3D into red-blue anaglyph in real-time. generate GL_TEXTURE_EXTERNAL_OES texture

For or full‑frame interlaced – adjust coordinate sampling.

// Anaglyph fragment shader – Dubois optimized matrix precision mediump float; uniform sampler2D uTexture; // frame from video varying vec2 vTexCoord;

| Format | Sampling logic in shader | |------------------|-------------------------------------------------| | Side‑by‑side | leftCoord.x = vTexCoord.x / 2 | | Over‑under | leftCoord.y = vTexCoord.y / 2 | | Full‑frame left/right | Use separate textures if available |