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products:sbc:vim4:applications:hardware-encoding

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products:sbc:vim4:applications:hardware-encoding [2023/11/03 03:50]
nick 		products:sbc:vim4:applications:hardware-encoding [2024/04/19 04:15]
nick [H265 Hardware Encoding]
Line 15: Line 15:
  
 ==== H264 Hardware Encoding ==== ==== H264 Hardware Encoding ====
 +
 +<tabbox VIM4>
  
 ```shell ```shell
 aml_enc_test 1080p.nv12 dump.h264 1920 1080 30 30 6000000 100 1 0 2 4 aml_enc_test 1080p.nv12 dump.h264 1920 1080 30 30 6000000 100 1 0 2 4
 ``` ```
 +
 +<tabbox VIM3/3L>
 +
 +```shell
 +amvenc_test 1080p.nv12 dump.h264 1920 1080 30 30 6000000 100 1 0 2 4
 +```
 +</tabbox>
 +
  
 The encoded file is ''dump.h264''. The encoded file is ''dump.h264''.
  
 ==== H265 Hardware Encoding ==== ==== H265 Hardware Encoding ====
 +
 +
 +
 +<tabbox VIM4>
  
 ```shell ```shell
 aml_enc_test 1080p.nv12 dump.h265 1920 1080 30 30 6000000 100 1 0 2 5 aml_enc_test 1080p.nv12 dump.h265 1920 1080 30 30 6000000 100 1 0 2 5
 ``` ```
 +
 +<tabbox VIM3/3L>
 +
 +```shell
 +amvenc_test 1080p.nv12 dump.h265 1920 1080 30 30 6000000 100 1 0 2 5
 +```
 +</tabbox>
 +
  
 The encoded file is ''dump.h265''. The encoded file is ''dump.h265''.
Line 34: Line 56:
  
 ```shell ```shell
-jpeg_enc_test 1080p.nv12 dump.jpg 1920 1080 100 3 0 16 16 0+jpeg_enc_test 1080p.nv12 dump.jpg 1920 1080 100 3 0 8 8 0
 ``` ```
  
Line 63: Line 85:
  
 Here is an example to decode H264 file to NV12 and then encode to H264. Here is an example to decode H264 file to NV12 and then encode to H264.
- 
-As we also need to use the hardware decoder, so we need to setup parameters for it first. 
- 
-```shell 
-echo 1 | sudo tee /sys/module/amvdec_ports/parameters/multiplanar 
-echo 1 | sudo tee /sys/module/amvdec_ports/parameters/bypass_vpp 
-echo 0 | sudo tee /sys/module/amvdec_ports/parameters/enable_drm_mode 
-``` 
  
 Decoding & encoding: Decoding & encoding:
Line 86: Line 100:
 ==== H265 Hardware Encoding  ==== ==== H265 Hardware Encoding  ====
  
-Here is an example to decode H264 file to NV12 and then encode to H264. +Here is an example to decode H264 file to NV12 and then encode to H265.
- +
-As we also need to use the hardware decoder, so we need to setup parameters for it first. +
- +
-```shell +
-echo 1 | sudo tee /sys/module/amvdec_ports/parameters/multiplanar +
-echo 1 | sudo tee /sys/module/amvdec_ports/parameters/bypass_vpp +
-echo 0 | sudo tee /sys/module/amvdec_ports/parameters/enable_drm_mode +
-```+
  
 Decoding & encoding: Decoding & encoding:
Line 114: Line 120:
  
 ```shell ```shell
-gst-launch-1.0 -v v4l2src device=/dev/video0 io-mode=mmap num-buffers=1 ! video/x-raw,format=YUY2,width=1280,height=720 ! amljpegenc ! filesink location=1.jpg+gst-launch-1.0 -v v4l2src device=/dev/video0 io-mode=mmap num-buffers=1 ! video/x-raw,format=YUY2,width=640,height=480 ! amljpegenc ! filesink location=1.jpg
 ``` ```
  
 ===== Library Source Code ===== ===== Library Source Code =====
  
-  * H264/H265 [[https://github.com/numbqq/encoder_libs_aml/tree/VIM4/multiEnc | Library Source Code]], check REDME to build. +  * H264/H265 [[gh>numbqq/encoder_libs_aml/tree/yocto-202311/multiEnc | Library Source Code of H264/H265 ]], check REDME to build. 
-  * JPEG [[https://github.com/numbqq/encoder_libs_aml/tree/VIM4/jpeg | Library Source Code]], check REDME to build.+  * JPEG [[gh>numbqq/encoder_libs_aml/tree/yocto-202311/jpeg | Library Source Code of JPEG]], check REDME to build.
  
Last modified: 2024/04/21 21:36 by nick

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