diff --git a/libspark/video.cpp b/libspark/video.cpp
index f165cd0..2572b79 100644
--- a/libspark/video.cpp
+++ b/libspark/video.cpp
@@ -714,3 +714,32 @@ void cVideo::SetControl(int control, int value) {
 			proc_put(p, buf, len);
 	}
 }
+
+void cVideo::SetColorFormat(COLOR_FORMAT color_format) {
+	const char *p = NULL;
+	switch(color_format) {
+	case COLORFORMAT_RGB:
+		p = "rgb";
+		break;
+        case COLORFORMAT_YUV:
+		p = "yuv";
+		break;
+        case COLORFORMAT_CVBS:
+		p = "cvbs";
+		break;
+        case COLORFORMAT_SVIDEO:
+		p = "svideo";
+		break;
+        case COLORFORMAT_HDMI_RGB:
+		p = "hdmi_rgb";
+		break;
+        case COLORFORMAT_HDMI_YCBCR444:
+		p = "hdmi_yuv";
+		break;
+        case COLORFORMAT_HDMI_YCBCR422:
+		p = "hdmi_422";
+		break;
+	}
+	if (p)
+		proc_put("/proc/stb/avs/0/colorformat", p, strlen(p));
+}
diff --git a/libspark/video_lib.h b/libspark/video_lib.h
index 1f122c1..81955a7 100644
--- a/libspark/video_lib.h
+++ b/libspark/video_lib.h
@@ -17,6 +17,16 @@ typedef enum {
 	ANALOG_SCART_MASK = 0x10
 } analog_mode_t;
 
+typedef enum {
+	COLORFORMAT_RGB = 0x10, // keep compatible with analog_mode_t
+	COLORFORMAT_YUV,
+	COLORFORMAT_CVBS,
+	COLORFORMAT_SVIDEO,
+	COLORFORMAT_HDMI_RGB,
+	COLORFORMAT_HDMI_YCBCR444,
+	COLORFORMAT_HDMI_YCBCR422
+} COLOR_FORMAT;
+
 
 typedef enum {
 	VIDEO_FORMAT_MPEG2 = 0,
@@ -192,6 +202,7 @@ class cVideo
 		int  StartVBI(unsigned short) { return 0; };
 		int  StopVBI(void) { return 0; };
 		void SetDemux(cDemux *dmx);
+		void SetColorFormat(COLOR_FORMAT color_format);
 };
 
 #endif