Hi ALL,
I try to encode 4K YUV video to H.265 stream by Multimedia API, and hope to get information about video encode speed.
I set read each frame time stamp after read_video_frame(), also set write each frame time stamp before write_encoder_output_frame(), than compare write time with the corresponding frame read time to get frame encode time cost, but the results tell me each frame encode time cost is about 20ms~60ms, which beyond the TX2 encode feature 3840x2160 60fps, our encode command and log is following:
ubuntu@tegra-ubuntu:~/tegra_multimedia_api/samples/01_video_encode$ ./video_encode ShakeNDry_3840x2160_100.yuv 3840 2160 H265 ShakeNDry_3840x2160_vbr_2M.h265 --insert-spspps-idr -ifi 10000 -idri 10000 -fps 60 1 -br 2097152 -rc vbr -MinQpI 10 -MaxQpI 50 -MinQpP 10 -MaxQpP 50
Failed to query video capabilities: Inappropriate ioctl for device
NvMMLiteOpen : Block : BlockType = 8
===== MSENC =====
NvMMLiteBlockCreate : Block : BlockType = 8
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