Update hardware support for Rockchip

internal/ffmpeg/hardware/hardware.go

@@ -127,12 +127,33 @@ 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[j] = "scale_rkrga=" + filter[6:] + ":force_original_aspect_ratio=0"
+			if !args.HasFilters("drawtext=") {
+				args.Input = "-hwaccel rkmpp -hwaccel_output_format drm_prime -afbc rga " + args.Input
+
+				for i, filter := range args.Filters {
+					if strings.HasPrefix(filter, "scale=") {
+						args.Filters[i] = "scale_rkrga=" + filter[6:] + ":force_original_aspect_ratio=0"
+					}
+					if strings.HasPrefix(filter, "transpose=") {
+						if filter == "transpose=1,transpose=1" { // 180 degrees half-turn
+							args.Filters[i] = "vpp_rkrga=transpose=4" // reversal
+						} else {
+							args.Filters[i] = "vpp_rkrga=transpose=" + filter[10:]
+						}
+					}
 				}
+
+				if len(args.Filters) > 0 {
+					// fix if input doesn't support hwaccel, do nothing when support
+					// insert as first filter before hardware scale and transpose
+					args.InsertFilter("format=drm_prime|nv12,hwupload")
+				}
+			} else {
+				// enable software pixel for drawtext, scale and transpose
+				args.Input = "-hwaccel rkmpp -hwaccel_output_format nv12 -afbc rga " + args.Input
+
+				args.AddFilter("hwupload")
 			}
 		}
 	}

internal/ffmpeg/hardware/hardware_unix.go

@@ -11,8 +11,9 @@ import (
 const (
 	ProbeV4L2M2MH264 = "-f lavfi -i testsrc2 -t 1 -c h264_v4l2m2m -f null -"
 	ProbeV4L2M2MH265 = "-f lavfi -i testsrc2 -t 1 -c hevc_v4l2m2m -f null -"
-	ProbeRKMPPH264   = "-f lavfi -i testsrc2 -t 1 -c h264_rkmpp_encoder -f null -"
-	ProbeRKMPPH265   = "-f lavfi -i testsrc2 -t 1 -c hevc_rkmpp_encoder -f null -"
+	ProbeRKMPPH264   = "-f lavfi -i testsrc2 -t 1 -c h264_rkmpp -f null -"
+	ProbeRKMPPH265   = "-f lavfi -i testsrc2 -t 1 -c hevc_rkmpp -f null -"
+	ProbeRKMPPJPEG   = "-f lavfi -i testsrc2 -t 1 -c mjpeg_rkmpp -f null -"
 	ProbeVAAPIH264   = "-init_hw_device vaapi -f lavfi -i testsrc2 -t 1 -vf format=nv12,hwupload -c h264_vaapi -f null -"
 	ProbeVAAPIH265   = "-init_hw_device vaapi -f lavfi -i testsrc2 -t 1 -vf format=nv12,hwupload -c hevc_vaapi -f null -"
 	ProbeVAAPIJPEG   = "-init_hw_device vaapi -f lavfi -i testsrc2 -t 1 -vf format=nv12,hwupload -c mjpeg_vaapi -f null -"
@@ -39,6 +40,10 @@ func ProbeAll(bin string) []*api.Source {
 				Name: runToString(bin, ProbeRKMPPH265),
 				URL:  "ffmpeg:...#video=h265#hardware=" + EngineRKMPP,
 			},
+			{
+				Name: runToString(bin, ProbeRKMPPJPEG),
+				URL:  "ffmpeg:...#video=mjpeg#hardware=" + EngineRKMPP,
+			},
 		}
 	}
 
@@ -83,6 +88,10 @@ func ProbeHardware(bin, name string) string {
 			if run(bin, ProbeRKMPPH265) {
 				return EngineRKMPP
 			}
+		case "mjpeg":
+			if run(bin, ProbeRKMPPJPEG) {
+				return EngineRKMPP
+			}
 		}
 
 		return EngineSoftware