在rk3588上使用 mpi_rc2_test 进行h265编码报错

[chenjh1225]

mpp版本：1.0.5 命令： ./mpi_rc2_test -i src.mp4 -o dst.h265 -w 1280 -h 720 -fps 25 -t 16777220

May 22 12:36:05 debian mpp[2392575]: mpi_enc_utils: cmd parse result: May 22 12:36:05 debian mpp[2392575]: mpi_enc_utils: input file name: src.mp4 May 22 12:36:05 debian mpp[2392575]: mpi_enc_utils: output file name: dst.h265 May 22 12:36:05 debian mpp[2392575]: mpi_enc_utils: width : 1280 May 22 12:36:05 debian mpp[2392575]: mpi_enc_utils: height : 720 May 22 12:36:05 debian mpp[2392575]: mpi_enc_utils: format : 0 May 22 12:36:05 debian mpp[2392575]: mpi_enc_utils: type : 16777220 May 22 12:36:05 debian mpp[2392575]: mpi_rc_test: input file src.mp4 size 1496546 May 22 12:36:05 debian mpp[2392575]: mpp_dma_heap: os_allocator_dma_heap_open open dma heap type 0 system-uncached failed! May 22 12:36:05 debian mpp[2392575]: mpp_buffer: MppBufferService get_group failed to get allocater with mode 0 type 1 May 22 12:36:05 debian mpp[2392575]: mpi_rc_test: failed to get buffer group for output packet ret -1 May 22 12:36:05 debian mpp[2392575]: mpi_rc_test: mpi_rc_codec 1887472576 failed

[HermanChen]

mpp_dma_heap: os_allocator_dma_heap_open open dma heap type 0 system-uncached failed! 内核的 dmaheap 没开，另外，编码器只接受图像输入，不接受 mp4 文件输入，要从 mp4 文件中提取 265 文件用 ffmpeg