diff --git a/internal/ffmpeg/ffmpeg.go b/internal/ffmpeg/ffmpeg.go
index 062e5aaf..ccbd826c 100644
--- a/internal/ffmpeg/ffmpeg.go
+++ b/internal/ffmpeg/ffmpeg.go
@@ -130,8 +130,8 @@ var defaults = map[string]string{
 	// hardware Rockchip
 	// important to use custom ffmpeg https://github.com/AlexxIT/go2rtc/issues/768
 	// hevc - doesn't have a profile setting
-	"h264/rkmpp": "-c:v h264_rkmpp_encoder -g 50 -bf 0 -profile:v high -level:v 4.1",
-	"h265/rkmpp": "-c:v hevc_rkmpp_encoder -g 50 -bf 0 -level:v 5.1",
+	"h264/rkmpp": "-c:v h264_rkmpp -g 50 -bf 0 -profile:v high -level:v 4.1",
+	"h265/rkmpp": "-c:v hevc_rkmpp -g 50 -bf 0 -profile:v main -level:v 5.1",
 
 	// hardware NVidia on Linux and Windows
 	// preset=p2 - faster, tune=ll - low latency
diff --git a/internal/ffmpeg/ffmpeg_test.go b/internal/ffmpeg/ffmpeg_test.go
index 3fc5d208..5ad9d6e3 100644
--- a/internal/ffmpeg/ffmpeg_test.go
+++ b/internal/ffmpeg/ffmpeg_test.go
@@ -195,13 +195,13 @@ func _TestParseArgsHwV4l2m2m(t *testing.T) {
 func TestParseArgsHwRKMPP(t *testing.T) {
 	// [HTTP-MJPEG] video will be transcoded to H264
 	args := parseArgs("http://example.com#video=h264#hardware=rkmpp")
-	require.Equal(t, `ffmpeg -hide_banner -fflags nobuffer -flags low_delay -i http://example.com -c:v h264_rkmpp_encoder -g 50 -bf 0 -profile:v high -level:v 4.1 -an -user_agent ffmpeg/go2rtc -rtsp_transport tcp -f rtsp {output}`, args.String())
+	require.Equal(t, `ffmpeg -hide_banner -hwaccel rkmpp -hwaccel_output_format drm_prime -afbc rga -fflags nobuffer -flags low_delay -i http://example.com -c:v h264_rkmpp -g 50 -bf 0 -profile:v high -level:v 4.1 -an -user_agent ffmpeg/go2rtc -rtsp_transport tcp -f rtsp {output}`, args.String())
 
 	args = parseArgs("http://example.com#video=h264#rotate=180#hardware=rkmpp")
-	require.Equal(t, `ffmpeg -hide_banner -fflags nobuffer -flags low_delay -i http://example.com -c:v h264_rkmpp_encoder -g 50 -bf 0 -profile:v high -level:v 4.1 -an -vf "transpose=1,transpose=1" -user_agent ffmpeg/go2rtc -rtsp_transport tcp -f rtsp {output}`, args.String())
+	require.Equal(t, `ffmpeg -hide_banner -hwaccel rkmpp -hwaccel_output_format drm_prime -afbc rga -fflags nobuffer -flags low_delay -i http://example.com -c:v h264_rkmpp -g 50 -bf 0 -profile:v high -level:v 4.1 -an -vf "transpose=1,transpose=1" -user_agent ffmpeg/go2rtc -rtsp_transport tcp -f rtsp {output}`, args.String())
 
 	args = parseArgs("http://example.com#video=h264#height=320#hardware=rkmpp")
-	require.Equal(t, `ffmpeg -hide_banner -fflags nobuffer -flags low_delay -i http://example.com -c:v h264_rkmpp_encoder -g 50 -bf 0 -profile:v high -level:v 4.1 -height 320 -an -user_agent ffmpeg/go2rtc -rtsp_transport tcp -f rtsp {output}`, args.String())
+	require.Equal(t, `ffmpeg -hide_banner -hwaccel rkmpp -hwaccel_output_format drm_prime -afbc rga -fflags nobuffer -flags low_delay -i http://example.com -c:v h264_rkmpp -g 50 -bf 0 -profile:v high -level:v 4.1 -an -vf "scale_rkrga=-1:320:force_original_aspect_ratio=0" -user_agent ffmpeg/go2rtc -rtsp_transport tcp -f rtsp {output}`, args.String())
 }
 
 func _TestParseArgsHwCuda(t *testing.T) {
diff --git a/internal/ffmpeg/hardware/hardware.go b/internal/ffmpeg/hardware/hardware.go
index 39ce3323..34b21085 100644
--- a/internal/ffmpeg/hardware/hardware.go
+++ b/internal/ffmpeg/hardware/hardware.go
@@ -127,19 +127,11 @@ func MakeHardware(args *ffmpeg.Args, engine string, defaults map[string]string)
 
 		case EngineRKMPP:
 			args.Codecs[i] = defaults[name+"/"+engine]
+			args.Input = "-hwaccel rkmpp -hwaccel_output_format drm_prime -afbc rga " + args.Input
 
 			for j, filter := range args.Filters {
 				if strings.HasPrefix(filter, "scale=") {
-					args.Filters = append(args.Filters[:j], args.Filters[j+1:]...)
-
-					width, height, _ := strings.Cut(filter[6:], ":")
-					if width != "-1" {
-						args.Codecs[i] += " -width " + width
-					}
-					if height != "-1" {
-						args.Codecs[i] += " -height " + height
-					}
-					break
+					args.Filters[j] = "scale_rkrga=" + filter[6:] + ":force_original_aspect_ratio=0"
 				}
 			}
 		}