The C3V platform comes with hardware video codecs and supports V4L2 and OpenMAX interface calls. Here is the comparison of the performance of the different interfaces:
Encode Support | Maximum WxH@FPS | Multi-Encode | Decode Support | Maximum WxH@FPS | Multi-Decode | Framework Support | |
|---|---|---|---|---|---|---|---|
V4L2 | H.264 | FHD@60 | support | H.264 | FHD@90 | support | GStreamer FFmpeg |
JPEG | 4K@12 | support | JPEG | 4K@20 | support | ||
VP8 | FHD@60 | support | \ | \ | \ | ||
OpenMAX | H.264 | FHD@60 | unsupport | H.264 | FHD@90 | support | GStreamer |
V4L2 Single Stream Performance
Resolution | Maximum FPS | |
|---|---|---|
H.264 Encode | FHD (1920 x 1080) | 60 |
HD (1280 x 720) | 90 | |
H.264 Decode | FHD (1920 x 1080) | 90 |
HD (1280 x 720) | 180 | |
Jpeg Encode | 4k (3280 x 2160) | 12 |
2k (2560 x 1440) | 25 | |
FHD (1920 x 1080) | 45 | |
HD (1280 x 720) | 90 | |
Jpeg Decode | 4k (3280 x 2160) | 20 |
2k (2560 x 1440) | 90 | |
FHD (1920 x 1080) | 145 | |
HD (1280 x 720) | 280 |
V4L2 Multi-Stream Performance
Resolution | Streams Number | Each FPS | |
|---|---|---|---|
H.264 Encode | FHD (1920 x 1080) | 2 | 30 |
3 | 20 | ||
HD (1280 x 720) | 2 | 60 | |
3 | 45 | ||
VP8 Encode | FHD (1920 x 1080) | 2 | 30 |
H.264 Decode | FHD (1920 x 1080) | 2 | 60 |
3 | 30 |
The contents of the table are measured data, for reference only, the actual operation will be different due to environmental differences.