# 视频

Source: [https://docs.qualcomm.com/doc/80-70014-50Y/topic/video.html](https://docs.qualcomm.com/doc/80-70014-50Y/topic/video.html)

[v4l2h264enc](https://docs.qualcomm.com/doc/80-70014-50Y/topic/v4l2h264enc.html) 和 [v4l2h265enc](https://docs.qualcomm.com/doc/80-70014-50Y/topic/v4l2h265enc.html) 视频编码插件与摄像头插件连接以实现高级视频编码（H.264 或 H.265）用例。[v4l2h264dec](https://docs.qualcomm.com/doc/80-70014-50Y/topic/v4l2h264dec.html) 和 [v4l2h265dec](https://docs.qualcomm.com/doc/80-70014-50Y/topic/v4l2h265dec.html) 视频解码插件与 Waylandsink 连接以实现视频播放用例。

## 编码

下图显示了视频编码的架构。v4l2h264enc 和 v4l2h265enc 插件可以连接到文件多路复用器（MP4 或 MPEGTS），以将编码比特流保存到文件系统中。

有关视频编码用例，请参见 [摄像头和视频编码](https://docs.qualcomm.com/doc/80-70014-50Y/topic/camera-and-video-encode.html)。

Figure : 视频编码 pipeline
                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VamrpktXYVXY1CyCVEV7mYQonlqnm1LlcOqjx0+EJv2e8BooNjIJcZcSFjQqgyFemOiR4B2bA3CmPO8t64JopXnBh5vZ5DVHxIEYN1skoAT+ClveL9r6uhScrs7Z7gpVuZcGDvaWWBPucMKREgtVooIYvC0wf2JmeNrFFHOlPnTeVG+3OT6yLkN0t/hW4ATQBSw0QGsXxzuuwzBAnxvnMvGhsQlaePl86XV3Ye2dTFNqvNAqgmSTqaAGcWneKbyf75xeGJpoFGc8OzF5cE4CR/3wLNEy0JHHJDyZjQDcIfHvHZJbWhX5V7PZET4H40Mqn3zTw3X/GrJWrsINbIQLJ73zmBdJVOLFMAFb0UfebkrPatfff9sv7raswvTOktZbXA9vt7H59XTlD9zu2ywkx4iAOIZD1XDMomeW8LwYHluARym2ezgJXfp820Ej3HjkhOB7ZWpGi7uu2L9Z7HgDrevcG/l5Vp8g7P92mdb+Kj6Etv86bFmkjeNxvAwsr0ugW+1CAGvVEI02ADgFKprCqUb9cCjPQLAOF3SzdrqLqfe2pA11n0mBXWVF0io4qU1vdlHV0FO8YgEuJJHiCvFFKORZs0sy1NVW4lo8qhibM6SS8buLYmT4bKqSlq6V30dNnLCpESQxlSDVydpYprZ6GAWZpvuUCxa3lJRDMomfAtIPTilG6Zxa3FSRnRjM+bHy8BabdJq9GE5hxgA/SZuuDxtgyq6A5kVhPRv+gqZ9o+lh0yHYSgo9Jiuaiu7VwYtgAqtaZ/WRDK5kS3fO1VUOf6j32FdCEfli0tCUmslSm1HVkBRykLx1Yg2V0HEQjwFv0oQFeSQdxxSaJ5KqcRekcULQCVd0bU1hGZTQBdqbfJq54psvwxyQBnOWKOadK0Lc+aQKBv66G+bki6Vu9sAZbKtA27p+thOnN3/UipuwwgpcQwnZnb9tklCbhk/5ZxeNusBuxOZlmRthDEXl0ZOjnXT+/UkTKzKHAsyKkE0vdMyn9XO6Wb5ne50/zhTKhnoJYgh4XLB3oQjtuzuK9py0mNLdCLtp7eeqVVVQ52zB/oc4HXqHHNEVnntU3EyIAmviGW9yZcABdwIZ2Zm9nyRxJ4TF30y6lNy7o9ubsO1FqLl1jr+iyVkHbM0a7OUZPshWe0ttN79/uOrMwme8dsVO6gO0WHx62vwfnXX/Dis67CRllJF30xf+SKdFn7TAAhRMXyxEw6rRIkEyqoK9OUXcG4Qm5F5nYDwqU8+qPXH/zZ4l7moi5A+LtLjoYqX/fNFkAg0M/BfMwt8iXLJTvPuuTJ8zY7sm3LJaWeBfH5/c3/aSHmBgICx6LIA8KTVvbACT9ok3VZUwUioBGaAFktQ5XPjG6+AZgTLec/mrqdP/IlgGKixnPSCCFUlyjs1MGDLNq4/fl+aaJnYtaDqatawEii2NfiNmHJiNnCYIsr7Gg6qh+E7JyKtdRXbzvZnHfLeS6AzCrXSeTBiqZeS6ciqOg46qC5CPLHjuY+tksycakfKTK17hZO+Zadauwg5qhMqLLJFCt1vVIiB/SenHHZG+WV57sDblXhodKtg2qSMv6fXVb0rV0ubtD8n3B19Ec+OCsJWL/8Zga6Xytly7LACPRvugJke6jvua84PaXaUUcDslfh0nTtNLrVR5O0gwxMCckaOgwtJnwR2VF/xYX0hB/G/aXrnKygEwndUxVgw1BK0gAYWuiFRH9tgQSbGLuatTuuF53VGtW/D2CnvgLqY96xvwkkqB2vZwn8eELiOV9Ij7oRQnL60aS5us46muxkndkN7NgXzYbZ8W9rtGnCTdQTeOZ+skSMLR6wdpA4zP+BJm6JflyBBMsI+9mn+aJw5nVwMoZnKwe2xEZfsAFbgmWEDQUAGyhIwCYG66xGu5oc7vzhIp+ymtVIgKdIAAkUkAVkwaJgwynWGVcB3CnI7fU+kAUosJoNOz8ugEB+Dn161ON99WoHcIptN2lNtz0NwH4207YBG2Mbvc1MtonRq9klX82ryf7VZG+DDTbYwLMxlH3zfIECNtjA6lcDR8Fn+u9tNdk/m7V2Z49dhM10d+54vShW87kkM0YtY5zmOCGjQwWVZQZVu4fPNclAxpDZwGZORqlrRndmpoc9idatbnUrSw2WhRcWglO8VysYfb6V1cOtLMwX2QixywnhSMpdTwipG85S0QwHKh8jhIGUaz6VpWiGA7X2EARSaoSQEiEcSAlCTEPqxL777isoIPbdd19HR4EQICUI5JpZT+XMtgBzT6mUu5ZI8pypp6pW5gZwQe3+7/eS2rfhVTzakoNSbbeBUfKvXleaVpkm27AacN1HWpnahQoPCDka0al2tdLH4rtMTg6rLjh0QancOLXWjWRqgXrEfYlZGr1pRFYkt5HOUxycSmWvqI7lffaj7/vZJgBxyZOTPQIc8OS++/xqXw29aYTBATMdqbWViMKZbehNcytZPi2Aw0z4fFU4c7mQ7SMqWX5AKBebdcIyoCi99MEREjZoZowBZmjGADMcVdz3k8tTAuRwA6zeLdjrc+rL4vXPo3VHsuvxyP5JgiSHov/gpG7fDQ7OODObgA1Q2DsPuVM/wwZg7EBXAGyDil6KyPJ2CYgrBWzQrAY2aFY7KthG6cyKVMUu0pnIHaA6xAs68MzJhYnUIKtn/rQv1qRg/ltSuw6sTbFBszq7DZrVwIbdGr+jKgK0CkVVlojSVzeLztZiSwI2ZLfBUUXby/r9det9ugUUvrHf3DbOrzihr+9JjCSP92R+L0eqWv/7oZLdL5qrAFFpVQTuiyzXgbmnt7uSZvQU6BUvbFfy4EDbxsQsHYoyxIFrFz3J6J1WrtVL8cVmXnl2lsU17YQvNmAdcxESgQSBBIREIEEgQSwr/OTUVY9CgAQEUkhAgFyOFeHfb3FZrT7xgv7gczxeab3A+dv7h+Uge/7cQBrIebNEGMo/HqwGAVIHECAZOwAESGwMU9Z2tALQJUIikGgFSAABEiggEJAGEGIQKotbIVRvvWNxx8POKjaWaEglR1QD7p3W8ykeQn3m0fs8DjjbgwAJCKRAIkCiFbst2YIdpBpW4053knd+1nctLRaXDPuGcCQQQgOsuMqCigMsHaB9p35+xy/fdrj+kz0r++1bJOnMlHuj8pMzWj2A1AOHvHvgrWll0nXJCS+b0PnJ9Gj0OY9k9wnzPLp1ZyLrwbWGa9rG71R4yu9z1azcSlwy8zk3Kk/7x/y0Sy853zpkRSBEuku4lyJRS2RYWwxXYi8lE+Qi00xPsWYGKjvVfUkezDykM5SYFaByhMF9QrV1nlI4s5DKJuRXAA6IZcmpT9p/GHNi2HFnIAdytDhsgnhfZlkEnGXGCKyZISmEBKttuVAaJSROpkOocos0knpmUfM2eWX5LLcVommuTqCtLaA3Nel0NOcoa6SeTfKeZrGUnqID17SXvnSalSMuFtXXUZjxKRa86lCCiiuUUjR9UD/fZnmstuUC9ymG1WZJq6mybbmQTe0Kq225UP9rqSftOFDnHRQVIsRoB25n9clqWy5UVBA6YNklyWe4NEJ1upYLAssqmzQopWg6/R32/7MApTKLAJ5AMr1wp35+Pp6mG39g8vTlV+sVlpRSKaxr1Ph2OHJg7SGh0pbJA6xcqnBm5TzlwVPR2T7LtfzddVXUU5E5TI819JL/nFnBgPcjbczV934XxSKk0k49IlrUy/7WIw9oI4nxYLTfvoXAXPt6z8tCc3sKR4eefFKWBDqjR7ACg9qwSG2jPhHvh9im8yWz3+/bqhyQCMs80Ugax1PQZ2XeuKn/OqzepyenF2WWFPWKd1ZYdya7mxCRbqcJx+d82SHc96SAmicNCFiAlDQsNXTziMoBfVzNtI2bx77FXvXwIUubrTksCpLKXNITKesQINRv3994wmVvLLBykn19qSjV7dhRFoTvxe7ZuSF1sFSRtiIQQM6ftnG+FPLKvV0XXZUJ9TRV/Wdx0TNR+eDDgTtftxnqLg+fZ6lmdJ74lglVWK34MUZy7Y2TT/G9fbHujJp8677nnCna3vj+kSRmL4cG8fuoNlGx/NR0bIVGAhUE0FoWgKTwvk1pZW+T1/1ArR1wHZUePAEcqowq0ZdeXVmpzibscWdKT23LnSqsnkQW1AE8an0v3BKiKK3q1ff1uc7k1VN3S3Wd1e9++6r994EZSrelTg1tf//+tdYO6EP/QZd98o1LX3rt85/80nOfH/hLTtq6Qmzd9Hz1s1z2nCP5HU+qObMiEKbfSn1Fz/to55rZa5p/RD6J3yInVh/DLiVPpkGXS5Fg5mWX3qhfcgKeWZe5VxXv6bc+1qCSu1g3yrbN+tjTjjG46iIJqPHtHtM0rp7Zb9+mPTFhfKn++vY/sM+cywoLBt8+6tT16qwpdaO1zhs1cEOlpcBLD01V2/H+cu7fdtm0nCA47GZSNqG6wEI0DNaWTdmIg4SKi0Kz4A88VKZX2bpsxYPty39gNKQHAumyh62vt/n8ETNPmGXNPOF3eH1Ga9KZL1/34WEf1QynrVBxUMFhJ5AypmrEV5djoR2LRqD3G5jWd+6Z4oOVy059qQuTB5/Y7iDQnoGeupVlXC01YvmsXhVsjVR2IgMXrfAAI+ZZVjuvJpAQF5yik0O19m87icpL3SOaQLnN5bmTVnqACuhpAGuPrJyXFUl3STktIxoK96y0IH3KwL2Frbmh00/h9zkp0J4VEq5Eb5ulzrd0D0036luTGO2vX8GNy6puwXKsAAAnguqwZq/5u50xLzmXEch7o5IYKYVlRUBay8SN81jbhJhZmFnqymDVlDIZZ3GICIlf/rsDQFJ4agxwzwe59sgVabLKXvFAIss1QMfDkrPE8iSPEBcklV582l5bbq+hgJLp2yEDh6oVs3opMlrFCTkaPso8KH4pTmrzcksSbvmGchjwVHREnzl1KOLBTtYG9FkBvaiwXU+vcmT7LP1bJ8TbKsetYFlohdVWEbWZ/+Gv6r6opqvycFLBiZcT5Fffv7aUgvQ69FX0O/dE5oA+0rCKQGcCa7mQVz7cJB0g06qGlgeWtYcB9MKXfYF+7zdR9Mi4ER4Cp/eIALIQx6He6Udw8ry9N2QnR/S/jmWHtJ3ey6FSerOQlV6XyJ2kLkSFB8tyFY6VSF0CUxUC7VTgZLfCA3hAeM4e2PtVX49LOwElPVZhp9pvP/UwQ2dt/zNfFPscvH4kg5p9VHKwMpAdQi/+D5UVwYMkYFmn9tknzJkvcirLhKSyOBRAMO90BcgVQKX0oEOhapf70VlxyfyIsHATVinnnMRuAAGLEy6//HXu30HkRIvxzcT1JarkCTYTVK7/DpWgOkfI+YHkGSHEEQg4WZJleU6ye5IH6uB5gUDg1BPAv0v1eME/qUiNeTyqTtS3ZNz0hgH6bPWb+xHXdkJGFRFgrC49ZDtCzlp+TbpsRQxAvunSN6E6R0iE+mYZrR5ASV1agO6+9Ihps8ihNbNybcDa2vDzXrYMdBnw5EqeykuTPGaurdh6p2UdkVa1kkEWEAA8ZK+O7tm5deZV73/uwwiQ0gQofFq94W345NyZy0cyyAWpicTA+5Yvy+6mkxUIKhAg1QMjwLWiCWGCEEwzC1ZWAuwHCBzKQICnYBVK6QgwXdKYTLPy8MMPP/zaveWG3dWnyKnNNhOWGdRWefQpHrTLv1jR2e2BA5JmoPXoI8a9/A+c+bo3HS1XPDACToUrQG+lu5kPb6hcT0hgT/I3/Yyz0ikfSoBBXXHwzDtFpw5QtOLo/usYUDuO9UzoRuupHJE0o+2U/dxHV9z3k8ucLI9cer5eyQdd+cVC5N4b1Hh1woNpZRQeWuiet2LQdsHep4fObw/8wJ/8XLT6ppOmzRPL7vwE3eEjvyGDPnZAYpk32oU+yygzWnjAjYHErFAGqrerQFMi6XP0RWDOYEllHqkSRuDR5HgESczzK7cWrPgn3ae+TwNzb6crGxGXz+Q7ht1z6Z2FzJunDihk951RDMr8dT1ocoOmMJSmeqSeEPfgsOKQOzPFh1cc0nfOIwLtMtDkDkWzu88+uqNc/8Oy6/CMSKT4gZddufeKtquyLJU5E1zdCz/0d2gnhxtgu+cHIAQeDerKd795wLXPpSd5QO/TN5NT3TzhznlZEdE2Uzdgq1AVudJqRjx4aORSdU0RFAY8IgABBASEBUJjmYAIgAgAh77/m7hqRCdFmiPfv+/cN1UkzjRj9+jPLmytYkDDNNgNEAH96rknbP9+q0j0LES/Oq3q637TRE2UXGaNjnq9Fb+vLpU+W2bsQHPVX6Jrws9HeICiIq5OU33PL/A7HJGY9ZyM1lVLF7ze8Ua7DqmAbsGK188eHLNK6OMyxS/wru/6BZI89N0ZoDhB9eItAlZrsiLuq95Vv2aZhIAACr/YphVbj9jUTlrV9/xN3dc81V2uoDuJT4gXJLAuVdeYD7RTlBPo1Ns6dY8QIAIBD6txuLWPHwpAjv/f5/0jh36B36ci8BmFPR2OhKY9pdvGL3ZpZeDarcWdWCHZLnMlkA+PO2C5OHnvFUkz2gori5sklWlTM6wyoOJHKdKOZZoyQJoNHUY8oNN0peLsb7asjaVrT2GeBDliQB93hrh0niUIqdHt4nE5/jdQ45tk0+HJM0KquCdZKd17T5uZuf9nO6OJoBj2RMnf365TAWRF/rZoIYCYKyrHt4NMK1PSeOHPMqtNH9j7eGPt2weS5vmDKkG8gftyJnGpNyQY8c1+n7Y2d/91ncfq3Zn65dx5yoPD9tPvDMlMNFVNGKpT6J72vae1tckr02SVcu9pM9tiExbE2XZnm1DnP3yUMc+dTWWxWxpp1FTaPykr/sm/TdL5gCLbTcVbcTgfdeS1B4SEPLipzQ3IpuJKQP6TA9ZxwPLlTL36n6zE1QvPqNJEbi07z3cJaehtAaPpfKV7Kn9rpVApuymD31op1E+gWRuo9MxbmGXxGEcWzuco91PYG0DOW2ihDIgymgJqsVYwdgCJ83Vk5xMtDIEum/Z2iR2VgvKiCjIrATzuGwUOjjLSqzxRyVfrN0r1Nnl13+gKSLe+n4pXTLLq2c9W32g1lSplPTKtbOHC1791vCS3PerhQCWO1bzXz5eKgNLPRkeOON8lpKGgaW+XkD5EarnEUWsNms4fIR145j6xU3L2wlOkPPJG5Tny6MxiNp6Hd7pfcWx4UONdlpCGbsFq1NUBwwOof/Jol5CyUj6FxFlmZ2WuBSpcgYe5gBuQmSYgq4AqgCoAAzAApLsCD6/GrWGDQYVngzCIpsZkAVhuQBoVeNCqcBoXQB2TdjHW3Tis8KDc7Pfqz8EnN/uxnwoD+7HfmYsEsBvs9qVjgDKAUTXCvYHc1yCH0l2BB8BAq8IVeABUuALRVngkKLfCsXLrYLgluN1guGU2GBXZeAAMKvBgoDXIVoWp8AChxCwjrUzmYuBhN+whp6vBw2pxzKiH7F2m6TLDHtgP7X4A+5HtbkxzN6bTw+pcaBA9DKKHbD25Trars4EeD7BLe7LJ1sMu6wEoVA9Xkoe96chOmZdtwP8D/v/RGw/6aUZNFq5yqd1YWx467SJCUPao1sYcUcFWHdujworb2frRhidut0QaELRtSS3JllIfzhAKCi8ZFVoyU8ETd3QJhdW57jZuEVQlK9s0WS4mrHh2USV1g6eKlqiQTuHE0A6cFoxaOhGqD7EyuAzn1wz21IMhbG9eIqvMg5rAlXW2sF5r0tUNSOiqVZTH7kFF+NjPyGsIEvpo4Yw7uqor8/WgYQmB16j4nJRlUBUkBF5mZaIbOhsvDSgNsYqMIS8RTSUl1Wbc7/jjMMzxCYypnHrmLykm2VDJ8Vn3z7NzkO8f/Ti25N3Az1xsU00YgqHmwqH2QyYlSGSwQ0HybDHJBko24yHMhUo2kycQG8Zmi1fHVGEIBpq3qUAxTVlDEhTyIY3C38sfe+ZKiQ2TbBLv7dwZXKhkM3nysBnYQkw58hHFHW4Iw8zbPIUEZMUakiCQ2XcIFqM041QpNk5OociWO4gkCOTzbJiBvOuX1IV3hJFmjK4qDbmQBAKQCOZagkgPjJcwUJB3hdzrSgwS+Tvo9iVgtD3GQE4DKQhlQ5gzVD0E5x3+2ZImTa4u0ZsD5oWxDojAAfP3+obKWr+Kx35uxJRxxtBLd1HC9SDCOktxfEkJYaxGKoX5IoApu4eTvnRP9zpg+GuFgK+MJgaDnKGCnzlZds0ZQKLneWrzAEFGQmmt5xsr+8DsTDSYNbleSIhT4q7Git9hjRWZmDVX74VQlZtpg8FKs1e14RQmjXKDmAb8P+D/Af8P+H8rn+94EUqRGzZekm1C0W0+Y6hyPEwk+JcOsH67o9WUwKNuCJp+8Lue+nbFm+xYZydpmpzE2PIH2H+8MpQFkobB037bxRDM4Oog6i93kTGUahLKLFD1anzOvTBk35WsYetasaY6gOKOd0AQ6YbESEvrdmIIY+Gtr04J9ujIIj0hoK1RXGKJWMQw2lAupYASrqvvxdziiwEexBgstetYNyCF3otI9CuD+4MY8o5ev4IkLn8yELeTbCyv3t2UO6jO++ONZePNJpYDL8TY/XqBGLuil1iemHRlfXNCxEFrGvFNNd6eyKTEyHavjzGamtPq7acmSL50bXn17qKkddQis2x4V2wXs1OVJEVq88B4Sy9KhokIUE6acqcK0w/Isj4Qh+nEQGUGoXuJ9Y70DstmjKGcas2MMcwIUg3lVDsoh2oH5dVAOdXZlKQQKYqxxPB/geIYMCNINTCDMTPGZJcOvDYwI1jtqLzHC4zJi5JTr7837GPRgUAtY4Bt/SueVD+p9vobBij6hH3DWnb73puuuqVvpKfoPfbAAfgpkxS7rH8KfvLUytiCLrQKwJuibPX9Byb0gzvho9b/jYvShdZ1wxq7iuybTHOb3XVLJrjp+m93Sy2U3PQkEsR734ZPLCz5dgsbb6m5yYf/lrJfC6C1pj5fYfeLDqy0oeS0DOAtu6WW1hrTp5vmlzYpGWV2PYkuqBvlG9bYVUTJqPXeri9dm6cFpNQ1Dte/8IxbTAW9IvPW37HohlR8LHbZvOSId4Dc9ts1tcW+064f2zfaJ2K6BxDbxkKf6A8yzzopf9S8uh0rW02bxp98wa8FlJln/eVlZbWTHm3GVM0NabjujX1gH3hHmmKAcgFl3kzQD71X3XTgBybDgQr7o5zpye9yGlzYx4iX3HCT7Y0V94b/Tl4WUXLWOwEkwMW10JO8/ps23g1QngixRqUqvlufwJ8BdlJMeHSYJV6/vjfsbXzTneT9FfEPLXqngfg7pPgPfGu/sFn+//3l72CdZJ/23o+2dH36RcZ/7v3pP+Ci/wDKY7f0oaQSv6r/DGdjYy/S/mlT8PzxpIJDo/V23bAftCBVeNELsUeVdBUtsskMBlRmJIobs4Ibbl9/0UnjF5MinGUUx/KwxOx04SZNUmgDjKWoSKG1VG3fsEhcj7n+m0LjvOGqq7WvZVLgY76L7Xtrba2P4a3/72NMuowEUg3fPqWrxK4lA/Ao3nfmUo2zn+WmUa3bvmkg3gd6D13kL9F7CvZJWUGs7G8rZvrd52WCulFnfGliRZy2LQmu9auPKrHv8pqL8Nff5SvLw+L1f4Hxmtq7NbWBRTbakvra2nVnrbdpTYSglz0VisrKlA7C57P3BfzAHbUKf90A1iI5duz2JoC3dVh8ne/F9Sd9l4Mn+UoOAy+1NrV3o8740jeNylTW9IZ+H1ATa6xVfGlr4SJfCjkMTOElL2vMuUQjdUAtKGutsT4bX4DvkgE+1Hfg3cV3iA9AwjpyKmjcdDJCdeEF2PfAPmFj4Hvdgdbe194eNcuW0DfcoeI8Gej6UFMKLrwbbe29HGqbt5gAMa8NYMPwH3S3FLLswrwowiM0SuJYAJTXxgfg32Vel2kv/C5d5gvX/+RTiupjDKpc8KXrE+CX7kmmgQN7Q7R2tLYv+m/Zd9kOIEWegtffgd1assCfIEZrx8daT6oJOOCwrruGfWAXWmfsoroue8KixuE/R1lx0XknfWnyomaA79IIdCWh1NxwmyZ2yxITKLlhYe1w03dakfrA6DuVNRe5JzT+WRc+XnP0KWXy8bV8/9ICa0f5vo9LufeG2xZM4qe1H+My/fEVLwQSxRf1xy95wU01WYimdtsnn3aLE9+ob/eTD7/Ju+gDzXSwfl7xQOL/fe98RQ/yz9mxwv/eySg1Q8Z+m7L7zjqj2XfTLQe7P+Cd7q1NI+2+qBXLPaRkzxxb0LhoIei3rOslNpYsBHRzPQ5Lblp4mm02JoeNRSUnRRfdcdi2f+dg8+sumFfLbSX9UvzWgXf9ymd47zqrRl/wH0wyP7mVb2h2HjhKnJEMe0OnBm9rinBaVkK/Y9IHdsW8N7laxy6If6B50sI+8N4sBEYNkNf2hV0yEwyU2/OcGeDQn9Zn3hIfzsKTWscuiH9gjFzUgjkem/SYUHqB2rvv/Tbr0MZqTQfwYp932L9TC9gvLomV2fhjdTF/jBpvWYwX29+tCOpKuLAMarx8w1+r6+DvQe0dPpNviLakpIRh/04twIt93tqyGCUlF5qAtybmj+H1cXcR9otLYmW1wOXXe2vLYuRBrU0IcVhU+/XZnZZXA38p/FpliSHQxa+FthyH1Zpdvbwa/h3yPv9a/Bgit/bMqDwgJQfetKel9gvcG8v70frJL1gg95zoGfKP+svI+zm2qN+x3qbac8IO15DePCAxyIK/1p6SHh/gJe/on7Zn5EdrupoZBHdDBWNmBAetILjLVMOMoKZgzIxgHp7dY0FwUHblAvK+Wj0rZWYIvRQiy6IcRcmEMhsRDYEKZ0V2hajINHNkDbUIh6vLc9ZTGXIbgxTFcEWBsFviilqE3d40YXl5cvWMlLQxREJ5glbqtKpajWgQ16lsrGdElGRjfthBQdBBNVDuSEZcqafmxEpeI6EW0p12akeBJphN5BmpbhmjwlE1ljBARHoqMqbck1hTSVE8tyWa1HOVIJw+1t4rb5qu5FCIACjGoQd0iaUA0lyvUw1JPZJqvsbAElKBCICyQIElpBLpLmDpASGVJrJtdEsoac3Enilno4dgIdUYhIVUkWfMbbFQWEIqkVgrmmYLo5XdaVONlz/jmImTe8njHdY92/b5WpDX9dT1Ki9y2SvDDYQjsjsS7Q5LMNzGxPj9oXAkYqnulkiEkGqJRsMTjbptpr3ljIiVfzHWy4tfYwBCGrIjdVcXrroGwt1hV92qmPsMEYyrYzqqIhHLGCevGHpPvqEhKzSM4qk0TFg5UZI61eWDwIro5KqnP1Q3MSquY9s9DYZCG7CkG1dCe1KNqcbhz0iZLZqkEX76quTu4dj9DR11uFcFB+591gS2RbuLE3olab4GaNl47FKjpYPJV2zkoaWldSeGp7qMDLSuShAeeqKeZbpO3KgMieNt319OCKXHwI3A+AqWskBcPi/allS3qosbXGB0X5zUI9M60XDg0IqER4cjvfvRYLlHd/Re/dpXGV/LJbtRx72XK0uioDvlbKrvOnu1U12O4YwMPfzYLR3btjh7CHXBlb06ZMppuFyhY1maMs1o6ClsDM/aZmW4HH5dsdAIM4GFSo91R2ISQICySmWhXBagDKQEMCSGgUMlCaGYalC8XmC4FW6DkxHRwwnh8AsoFFoXEy3r+98fJzwx8Pt8/std4VJLisjnJxwPi55EoqYUIGI4li2vkShp4AIsy/eVBbqiTn6owR196OmS7EWD6zhXpFtjRVXoiqlh46FIuOERIyoAhISG+1d2HPNeDgQWDutWxcNCSmP9tmbu2RaPPDJaRS3uv9xy5Rvuy8OWK2w94hJAEShp1D7hw5MI21eszECtOjZ9Leiq0XHisesfUS2GgywJygrVyfxIZGgVsO2r8ojqDo+bnNTj5Anhjjqp0bqLo8dMIIdSE96ctMbJPJIe6+g+0YhNuDw/ElQnEw7X5RNs6FgajTyilOqprJsYhrEAgvJqY8uJwfWIlglQ1pZUtwZrY0sHHZYk3FJcJQiHO7obQMgtQwPoLeFv2JIfsba0GFVbpNWCpNuo+oWHyo3IFouVbosWgOqWbxcpzJJUtXBGfCjhFkM0RChuEUNbVCQQzo+ElnZUiS1IZJUwxqGA8uqW0ZGQqurwlQXKoloAejzR4w0tQAeOq8MTKUd14/D46o5SoLoD6Aa6qe5G2wITgW4op7y66jujVd3sguF8tPlAeQe04LD8Ca+ncD7ANGhrwRjK3xeqy3FcECynurwaCsbADIKUU82MYHkBQQoIUhAsLxjDjDHlBQQLglBAECinYAwzggSpZkYQqKYcqsspIEjBGMphxphyoCBIttvdPqiGcgScZtvsqi3PCcejPZ4cH4/2eLI9nkE+Ho5n0I9nVzwe7fEM8vHkzhK+2bVn1RYFRmBq2ym1nqzvObE77GxRmNv+3kh9j3L2pNaIqR2pxRisvv2JX61Hgj1MBSKgJ2FE3DUgFthnFa1cH/ZIa3uHfpUqb9WTxHJUOJTBSgf3FST02v45HhvdVLODIrZR7zqze7OAMFDyTet+3L2IbqkdrvN6vNv6zf75rHOLb59GQRrNqrFUNXTL7hkAsV+tqouvb+sliKONl7i6TpWg1b2XuLqu2VjJd7WmPCfVUJ4n5g9HCt43FxjEAvLQRoV0y/fdoxN1J5q8IH2sOxsik235c17XDQTztBTgOrbOUlvSxiodBPe4LJfeLY/5b5Z2S3p8AqjoqglTIxvdKCxAgiAquL5qZHT/fY0m9fiqZxsVEAAdCOhggQIsFFgoEEBZ0BS0jDOGnTjZmE8xrhCq6mdRLVVWxHIX47LA7U1TlGqi16aeNhEr5WwutzWzUI1oT7CHKFRNhSF3t3IdE1HdLa5jeghWCweFvvaFvvZ809oyHxFWVQY6NLmGmhi45yG3DRy75aGDAuFUt4zRyfdbW0onQFNdehiLsCpMnvEZqiiz5IE/MNld6oEKKRjd8m7vZUDa1HDv9eil6Lj8FZvtQ+SmCWj7FUlLXHZayhkNSARLz5jgPrlX+eUPiV92p/08+RW/MMbKbgWaalkSiyBWoJAVbaeml3lOT6vqvmTCA+p1U93vsXGi9VVVd1KP414TGJoVUa9Qc3gKdz2fsqCpDDRjWlZ+Fr2rnzhOAUg9drKS0gxNZoIZEseNM8Q0TaHu/uZxFoDr/qhlwFRDqSyzGKXYnNRDIlos6ZaE7ncFE8PQeDjNfxW7Lm5wSQ0IQABqqnIjEORNLWDosV/gNYZ1kMt4D9UVXQUChBASyApWduAyFAEOCl4+7h6PzGktdIzhalBHEa1zHdOB1nCHu8MNLiXJyzo5uNRtPbTFULiiguyLqFo6Icrhl1cB0hDR7aF1Fe3dHTqum9vy/Z+klEIquV5dd/GxQm4xlMrLIo6pmzB1XLfcUpdQa+pGw10lCQckYRV+zeRVbOwmg+KmJT22LaF84r99TRWo7oFnB9wG434Cl0GWROajLGWUuixVrHej6HFDnpXsuweeDcfB64A0GxilaL8zQZWPdlpLQYwWQFDe43EJAwiJCIu3+fCe9ZAq6PEBj3q+GxAk72rBGKAcxmhmjKF8zIwg1TOCVGtmjJlBsFpzfWhcAJSz3Rt66KLZ7ok/iWV/9N/z93wm3gC2e35AkLyvwXJNsBzKg1AehHJNsDwI5ZppjRQ4KgiWa4BlGpbB30O2QfK6FgTJtiBI3nMh2cULgru7aF0UsCKRKhXcs2GZZVbE1RJ2FLFa1CDs/kXk818sYOjn/6rODnJaECzQBKl2UF4AVOc60rPNsehfH4pPrC4HKRomxKuERGTnCoUVSGprdzdY4tqQFFELZI+ChVQIAkKqPxxLoCRYQoLCEhZgWVZuAoY5XnfFekoNiLqwkCLqImxYLmERlnXbVraIkFDFyhVY3q6eFqShR7FcbpuX10Uxuo2DQsIyusMNB4VUS4s6JiKQ3R0NB4W+6jFEL/7+F0dzE5PcdbHsuOLybiJ117K5Q9RdYdIxMZS4Vq84sXDHqoZIZOgsxmZM6Y58Db5iX18LujKGznc9ctzJItSgODzS8oqhHSdvi3QPvXbqhLp8cQ/GQ5tdDZOFW9zT4Nq2CklBnpJqIpO7O96NUnGMtYUrgKXGyw9v4Nr146xI9OlV4VXR9JgRuSLVLbTP/93ShybVcVY0GguDexzWK6Ji/XHN6t2iVF1O9PCoi/yOunvE0J4VS4uNhyKWXJnvJpinBOvi+6vWr1KvYsLl+fM3TiAsX35tSEij+7r5X1UYSw2x8Tp3w18fFZ+76ZaWJizplnUPGQpcq0yxGQiHhXJZL9/GZiGEEVaGDLjMaCSqEMqtqslTWk30WNONNWFLOKayJC5iroaHpsYIKJRugQWgJIDvW9Co4X5FqEMK65joSt4LbQCiV6ivP3SVlBOGhodO0A27qmPccWE5jLyniVmnplV1I5JmHrFFXTHZ2jbVeogMNCTBXDHXOjW9TZ5+6RFbD15xyLUPLA8CaFIkn3FEytoKT3A/py0xMx2bnzRjPY/8Dukqy/TUqoFpgREzH1o6wZxYfPEj6yeYpeF7HjoZYECSk57kfYGHFaJtJmfcn9QDsiLujYmaV6AUCCncaWVWUoa8tPBaOLhz2YSvDZZbTcxSTYWhcMUhlqxQ7YU0ieWBpsIISnaEoxGLhrTYda5jXOgsnQPZPvg5ZIiJ2EolELCUGu1CKnd3qhsSd4P9pkoqlSj0rKAwoCp1K9BKzgWSHAqQuEJuec+2ld0g4MF5Jg+ENYzWaMFhuiy9CxSQfY8b0PoYVgfRFkBQMwZtZDI8tDE/PANw4cz5PJDWAoIABcEC4OARBUEoCEIBQfawrcgqMXVcVXU5IINp0NYgDoME6YivUOSOFrok763RwW69yAo0sptNk4cw8FW1W7a+KaC86eWxEcP6xuyRhmGn6fBjI/R6bEbhcS6YCUhKjR2h81JSBm/3Wktk3YS6RZ+wS5U9zmZD96stPmEYftQWY4GexxRd6L8EaVQsupb3NwhA2fmT2wMsg+dF0Qm6ELShYd1EGhEBgz/SafN3AVnACOp//PE/Rm/9ouODDcJowok2zHkcjB2ElAEv+BRj52Ul0wVjKM/LlsddzHKRCav21KXhEwbr4oRaJvYvfN0gVZfviZJsk4Vq7rliSwtXvEfK2dw9BAupsJSFwkJhobBQe4ZIo3XFltSpitER5ZrsInwd3/8olzWOCNd1RKL54uLM4bg8Xi6zAwt1nT551dM5cXTLe6iOs/76sDE0qcefqhI177FWvYo83gLHVniLglXoK50H9VnnlusmJ65ptfzCQRX/Cm95X9pl2CGQYqjbNdTCFYMqJVWVUhIVtswweb2N4+6PhOVB25pPdMX56wFBtq6DMlBZV5rXi4nHPmM9j/w+RmZ0W0SS83dfNZpj67qrM5SrnPDoSIgt49R1B4XcK6v0eFi4VyrCK9F/4RaxkjzfBeF8gQR3vpDARGkZr5FW+JvJblktJwrKiRd4FeB7MgDwKsDV0dtXuToG/D/A8TDwDV5IG/h3mQ3eKGlI29+VhsEf7kwRBv9RC3tzAAx/w7j6IZ8sQM5t5IwfXBBG/zX6Aa9IFML3eg30J21qsGP9uHgav18RHBzqx0PYN4FO3rJuIMTvbRdVQQoCKL+ubqRhBn8Ii+EbJxeqrCjCqIJu2qZQFSDGaoUYhEFzGQzKHu6+OJC2vepDTJE2d3+sxJ3bUZKUzVm9f5aycSM6y9xA2QALK2+XaxYF0uZe8ItIm5wXsBJ3bkPJpWzOqh8ZpGzcCsZWlUxmkwZsx4ZiBnWUJogB7YlCaLy+1Sl8iN78RE141Cm2bGsPCxqCKHgw3qPF2XvpTBhNnDzmgC3bB88kCJzJgDVj9c3KOmN3wseW7tIVRFuJBWm8JFxXZ0zsdpx+qmzAgnjZJIkERmDAw5BB25VAJ0JjRiflF0nSlpzdi7RhL9B2lqSNC3MFaSse2KhI20nZdLjofO+YU3RohDvjGq2p5nKv2Ts1tVbfa5xpxI9IozW+sCxpFDrCd3/Ivgwa6cJo86mjAc+lTNK1iaykESyNFiqDEoiF3VyQSOdek4YLN3YhUyVJI95xbuKdy4aruKoZj7cwDBIJJTCMF57iXjM3dGH2/nU7bCE4/BSPEEr4Ram+Oa2YUl1xh8FSoLa7ri2bDYtav+5+rwhwJzcQym+2ia1l385wJVdtuJ3MQe3r17632fARH1sjWAiClW2tMyX7xmPlU7La1B/wlQ6F6eiuWd//ADtIoLVRQu9zIxt/03zAiL3scep/QCYCgH15nYtvJt+GKakY+iGA4qD4lAhcTOcG/D+w55GOqnvwsTuIORi552Okgzk5GzlnL7uR+Opr8Hf5mbNbs0f5IIUsLSH7eGluw+sq3ZSUxjX1o3wQx2lS717n7/LPAXzxEhi2wGmOnONoSf1ebZyXkhw1lqIESZ9gegx63LDdCz9NARAsCP56cyD4681xMHJkUPOJBD/xWTCSn6bAwZDzurz9hZ2U/1EK4FGAIGCnkamknZPgr8ccIEhwj2z7xlTRBD59yHkY+AaQOwk1pu2y+yEcNpDMTCI+cIpzDqZ7p4TdUyBmDp/dOHLOJz4L7BtGMVITDAIjR36iJggj97qKD/FOaaR+gHJdS6OB9vM+mZx+Xk3OR5LTH7Q94n1spCU2gFiCQ3NKi5ndSBzOYQ894173ew8G7Izk5ntN7LsWohXUX+H/58pcriWzTeDuKYuF/Q9/1zcf50RrPiaST/Yj0Y5kr237tnhfyWKg1DU9H9/6dTGnH19Jra/kbqddv+7bAdQvTBXiNtijfPHS6dTXUOs0nwXETD/O8cd1pRC2N15ff16J7bNbY06oeYHT9NXYMacfX2t9vH4PC3jr+6/zEatZ3+WUlMa/3VM14EsQ8hOhtbJrEQ6f6jeZ8lfvKNzeNyj58/w1Med62x7lA+Jx8C28PQ3Y4I3X1y+096KKtQ5x7mMC2JijBgrxdcOapzTG/5yu+vX+8b6FvsZ6cJ155pk7Ks+1TfcXmnnNvl85FdxwPWb+FPNZaG37Zv+f/71afTM/fMhtcddtvoHAbnHWn7u+X4Rzz1s3bPjK5hTwKUOucdl7VHlcaU2x3vQ+3W42x8bTlKMnxXQH039p00uJ96mOwOb7Ng4fZT9v5vD6BGGfM2/3fYoL03emizRw5plnfviQevMFH37NkCE15l5T5pJ9B/8gHNsz68d3td724+7D04dvMQckftbBLd9ryO0s/Fn9x33lTa86F9b79tk+Yu/rfDTkrn3/x+nKAXxu7uAF+HyDtw+ctm2OdvUL8ktnNhefG1/TWHMYHzrqSeY+W8w9KmRkCaOwj72j2SxZaP7JT8WxefPOAN9mvdnMZuScr8jdx9reJ9n7d5nX207nQpv4z5Hvu2ZRP/iVW867zWZRff72sMzey2rxlOxG2WVW7d227fXP3kTjgg9trHFez2EMvttqbHb5MH/Qpuaa2WWm7Y/5YuRcN5PEKY21Ombzbzd6/9TkYR/KkAThB5neT79rMc6V44ezB/6RrttXX+9cYC+pv8Vvj3UkP9snUPOq+PhG5jjK/u7Z+fiGYRZ/rzgLh09f2Dre2UNwDj4sbsbGT5lustd0rHWIcx8TsNNAAlnWusSNrNfB9Num6CmYXoB59nc981P6E/XYFJm2HSty+UzbS45ruEQWmdgAC86tn73Ebln4J+AH7PzAMIG9x5WHu2ZevHVss9l6V/2ofyVNeNKSuEbgviK+6c/v+cDOT5DT6zebmDEb7fQFo+rPy/f71GHvfOanlJolYHpt9qq2b3O/dpKJfddAsGX4NSx2ftNzGdTN5vgpU3rDxfkmgFl65srpZga4LZuYGaO+1OnE68WhuWTCt5uXKJn94w75douH4bu+sRUke+BzkC6Zd8UXdEFZD6E0LVHvG7Vew3musftML7LJ1rQpda80WYdD2z/9vMOYJE1z0pQpUxYPLrPZC3skoy4kP0Gg3mX+0vaZpT9o87G215HUeGHxUxl+r3O9qJVjvbBobHOjbY914PWN4rQl+/rG13p1qfFitr759um/dHP8XHul0779SYPdSPbYP9J/u7vZb5ft82jkaV8tf/RrF2tG3VbSG95xrH7H5rd7AFiXAVpR9SlK/2JT1zXrvPDn+25rdo6d7rSH3zvct84PY/e6YiQLU4BPYC9YOd0+d2HMFOtMMAHTBGoF+cmS26955yHyFkvcEcO+d/GrTHOdGdPUuoeMHXKDPTsfTBOweohgn/td1/zS39eOu3zA9PzbTWsPLZ/Z2GyazWD6F3Q5/y1/mckwkzRJa+wuYPGaWigadtfdwB2znQTuEMDdRdw8vNnOL7K79mm95p2vWT/JxDT3wsKgPl6Dv9E5B9+oerOrxG+O3lSG/efbps2mxXzfD91nUuOafpLp9oK+otPG2ZIGbL/zz3PaYM6uh0krW1Ya+H/QJBtz8RpxM/VxZ/Pnhvp4zbDhzWZ8ZVmWsEeGPBrf57VlaG0aV/ptc7A0h3/oWAl8uxj/qu18rQ+GOYf7H/WC3fWdFgBT/ktu5gf91feOLTDGty9uXNyyEvNDb7H3wmIkjueMJNsF+cC9gJnfyM3c+9r3WbkA/Jv8PGtk1xQcPgszH3jt+AV8xa9YO7gZaFxcdDOOR5LtYn/BHhrgz59kar4iNC/2w73QPAXHO78B/CtxOHLnG3COB8zxw5lD80qzgK9I15T3mTIczDXNzNkLa8D/A/5fyXAo79r/kDsmSIa2zkkOzQfr37fnfsizJsSr3Ag76lzOLwamQ+nJRtAPldkEOFbTqOYVCd13r2Q63PfS2CqS+xE32g4A)

Table : 视频编码组件

| 组件 | 说明 |
| --- | --- |
| qtiqmmfsrc | 并行采集和提供多个视频流。有关摄像头服务的详细信息，请参见 [摄像头](https://docs.qualcomm.com/doc/80-70014-50Y/topic/camera-arch.html)。 |
| 视频编码插件 | 使用 V4L2 驱动程序和 API 对视频流进行编码。<ul class="ul" id="video__ul_yz1_5jx_rbc"><br>                                    <li class="li"><a href="https://docs.qualcomm.com/doc/80-70014-50Y/topic/v4l2h264enc.html">v4l2h264enc</a>：将视频编码为 AVC (H.264) 格式。</li><br><br>                                    <li class="li"><a href="https://docs.qualcomm.com/doc/80-70014-50Y/topic/v4l2h265enc.html">v4l2h265enc</a>：将视频编码为 HEVC (H.265) 格式。</li><br><br>                                </ul> |
| H.264/H.265 解析 | 解析视频流。 |
| Filemux | 多路复用编码的视频流并保存到文件中。 |

## 解码

该图显示了视频解码的架构，其中对来自文件的视频流进行解复用、解码，并显示在本地设备上。

解码参数作为属性公开给应用程序，以提供对视频解码 pipeline 的精细控制。

Figure : 视频解码 pipeline
                ![](data:image/png;base64,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)

有关视频解码用例，请参见 [视频播放用例](https://docs.qualcomm.com/doc/80-70014-50Y/topic/video-playback-use-cases.html)。

Table : 视频解码组件

| 组件 | 说明 |
| --- | --- |
| 视频解码插件 | 使用 V4L2 驱动程序和 API 来解码视频流，并与 Waylandsink 插件连接。<ul class="ul" id="video__ul_brg_w4y_rbc"><br>                                    <li class="li"><a href="https://docs.qualcomm.com/doc/80-70014-50Y/topic/v4l2h264dec.html">v4l2h264dec</a>：将视频解码为 AVC (H.264) 格式。</li><br><br>                                    <li class="li"><a href="https://docs.qualcomm.com/doc/80-70014-50Y/topic/v4l2h265dec.html">v4l2h265dec</a>：将视频解码为 HEVC (H.265) 格式。</li><br><br>                                </ul> |
| Waylandsink | <ol class="ol" id="video__ol_xzc_spy_rbc"><br>                                    <li class="li">接收 GBM 缓冲区（解码缓冲区）作为输入。</li><br><br>                                    <li class="li">（通过 Wayland 协议）将其发送到 Weston 服务器进行显示合成。</li><br><br>                                </ol> |

**Parent Topic:** [Qualcomm IM SDK GStreamer 插件架构](https://docs.qualcomm.com/doc/80-70014-50Y/topic/architecture.html)

Last Published: Nov 11, 2025

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