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Fix Odd Resolution Video Background Decoding

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copecone committed 2026-10-13 15:43:29 +09:00
1 parent c8050abbc9
commit e802b6a08a
2 files changed
+6 -6
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Util/FFmpeg/FFmpegNativeDecoder.cs
+3 -3
View File
@@ -1125,7 +1125,7 @@ internal sealed unsafe class FFmpegNativeDecoder : IDisposable
/// </summary>
/// <param name="yBuffer">Pointer to destination buffer for Y plane (Width * Height bytes).</param>
/// <param name="yStride">Row stride in bytes for Y plane.</param>
/// <param name="uvBuffer">Pointer to destination buffer for interleaved UV plane (Width * (Height / 2) bytes).</param>
/// <param name="uvBuffer">Pointer to destination buffer for interleaved UV plane (((Width + 1) / 2) * 2 * ((Height + 1) / 2) bytes).</param>
/// <param name="uvStride">Row stride in bytes for UV plane.</param>
/// <param name="timestamp">Timestamp of the output frame in seconds.</param>
/// <returns>True if a frame was successfully retrieved; false on EOF.</returns>
@@ -1178,7 +1178,7 @@ internal sealed unsafe class FFmpegNativeDecoder : IDisposable
int w = Width;
int h = Height;
int uvH = (h + 1) / 2;
int uvRowBytes = (w / 2) * 2;
int uvRowBytes = ((w + 1) / 2) * 2;
// Copy Y plane (row by row to safely skip linesize GPU padding)
for (int y = 0; y < h; y++)
@@ -1239,7 +1239,7 @@ internal sealed unsafe class FFmpegNativeDecoder : IDisposable
int w = Width;
int h = Height;
int uvH = (h + 1) / 2;
int uvRowBytes = (w / 2) * 2;
int uvRowBytes = ((w + 1) / 2) * 2;
if (yBuffer.Length < (long)w * h || uvBuffer.Length < (long)uvRowBytes * uvH)
{
Util/VideoBGPlayer.cs
+3 -3
View File
@@ -97,7 +97,7 @@ internal class VideoBGPlayer : MonoBehaviour
_kernelIndex = _computeShader.FindKernel("CSMain_NV12ToRGBA");
_textureY = new Texture2D(w, h, TextureFormat.R8, false);
_textureUV = new Texture2D(w / 2, h / 2, TextureFormat.RG16, false);
_textureUV = new Texture2D((w + 1) / 2, (h + 1) / 2, TextureFormat.RG16, false);
ConfigureTexture(_textureY);
ConfigureTexture(_textureUV);
@@ -118,8 +118,8 @@ internal class VideoBGPlayer : MonoBehaviour
_kernelIndex = _computeShader.FindKernel("CSMain_YUV420PToRGBA");
_textureY = new Texture2D(w, h, TextureFormat.R8, false);
_textureU = new Texture2D(w / 2, h / 2, TextureFormat.R8, false);
_textureV = new Texture2D(w / 2, h / 2, TextureFormat.R8, false);
_textureU = new Texture2D((w + 1) / 2, (h + 1) / 2, TextureFormat.R8, false);
_textureV = new Texture2D((w + 1) / 2, (h + 1) / 2, TextureFormat.R8, false);
ConfigureTexture(_textureY);
ConfigureTexture(_textureU);
ConfigureTexture(_textureV);