update docs

2020-10-11 12:58:41 -05:00
parent 26f4e27df0
commit d28d5e04a9
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--- a/docs/HWACCEL.md
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+# Hardware Acceleration for Decoding Video
+
+FFmpeg is compiled to support hardware accelerated decoding of video streams.
+
+## Intel-based CPUs via Quicksync (https://trac.ffmpeg.org/wiki/Hardware/QuickSync)
+```yaml
+ffmpeg:
+  hwaccel_args:
+    - -hwaccel
+    - vaapi
+    - -hwaccel_device
+    - /dev/dri/renderD128
+    - -hwaccel_output_format
+    - yuv420p
+```
+
+## Raspberry Pi 3b and 4 (32bit OS)
+Ensure you increase the allocated RAM for your GPU to at least 128 (raspi-config > Advanced Options > Memory Split)
+```yaml
+ffmpeg:
+  hwaccel_args:
+    - -c:v
+    - h264_mmal
+```
+
+## Raspberry Pi 4 (64bit OS)
+```yaml
+ffmpeg:
+  hwaccel_args:
+    - -c:v
+    - h264_v4l2m2m
+```