[3/4]解决USB摄像头打开相机预览界面绿屏

liyujie

2025-08-28 867b8b7b729282c7e14e200ca277435329ebe747

 android/hardware/interfaces/camera/device/3.4/default/Libve_Decoder2.c
old mode 100755new mode 100644
..
..
@@ -118,21 +118,14 @@
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             pVconfig->memops->flush_cache((void*)pPicture->pData1,
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                                   ALIGN_16B(pVideoInfo->nWidth)*ALIGN_16B(pVideoInfo->nHeight)/2);
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             memcpy(outY, (void*)pPicture->pData0,
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-                    ALIGN_16B(pVideoInfo->nWidth)*ALIGN_16B(pVideoInfo->nHeight));
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+                    pVideoInfo->nWidth * pVideoInfo->nHeight);
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             memcpy((char*)outU,
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                    (void*)pPicture->pData1,
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-                   ALIGN_16B(pVideoInfo->nWidth)*ALIGN_16B(pVideoInfo->nHeight)/4);
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+                    pVideoInfo->nWidth * pVideoInfo->nHeight / 4);
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             memcpy((char*)outV,
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                    (void*)(pPicture->pData1 +
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-                   ALIGN_16B(pVideoInfo->nWidth)*ALIGN_16B(pVideoInfo->nHeight)/4),
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-                   ALIGN_16B(pVideoInfo->nWidth)*ALIGN_16B(pVideoInfo->nHeight)/4);
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-
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-            pVconfig->memops->flush_cache((char*)outY,
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-                                  ALIGN_16B(pVideoInfo->nWidth)*ALIGN_16B(pVideoInfo->nHeight));
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-            pVconfig->memops->flush_cache((char*)outU,
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-                                  ALIGN_16B(pVideoInfo->nWidth)*ALIGN_16B(pVideoInfo->nHeight)/4);
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-            pVconfig->memops->flush_cache((char*)outV,
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-                                  ALIGN_16B(pVideoInfo->nWidth)*ALIGN_16B(pVideoInfo->nHeight)/4);
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+                   pVideoInfo->nWidth * pVideoInfo->nHeight / 4),
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+                   pVideoInfo->nWidth * pVideoInfo->nHeight / 4);
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             ReturnPicture(*mVideoDecoder, pPicture);
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         }
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     }