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发表于 2017-3-23 16:48:51
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沙发
怎么没人回复我呀,ubuntu 16.04 固件有 用gsteamer调用vaapi 硬解码的例子,但不知道用ffmpeg编程怎么调用这接口!!!
root@localhost:/usr/local/bin# ./test_dec.sh
libva info: VA-API version 0.39.0
libva info: va_getDriverName() returns 0
libva info: User requested driver 'rockchip'
libva info: Trying to open /usr/lib/arm-linux-gnueabihf/dri/rockchip_drv_video.so
libva info: Found init function __vaDriverInit_0_39
libva info: va_openDriver() returns 0
Setting pipeline to PAUSED ...
Pipeline is PREROLLING ...
Got context from element 'pipeline0': gst.vaapi.Display=context, gst.vaapi.Display=(GstVaapiDisplay)NULL;
Redistribute latency...
init done status 0 dpb_size 20
h264d ctx created
~~ AllocateAsicBuffers, support:3
Width 1920 Height 1088
videoRange 0, matrixCoefficients 2
(ret == H264DEC_HDRS_RDY) decInput.dataLen 720903
Redistribute latency...
Pipeline is PREROLLED ...
Setting pipeline to PLAYING ...
New clock: GstSystemClock
Got EOS from element "pipeline0".
Execution ended after 0:00:09.999815165
Setting pipeline to PAUSED ...
Setting pipeline to READY ...
Setting pipeline to NULL ...
************* freeDpbMem buffer index 17
************* freeDpbMem buffer index 18
************* freeDpbMem buffer index 19
deinit DONE
Freeing pipeline ... |
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