Norimasa Okamoto
Simple USBHost WebCam for EA LPC4088 QSB/LPC1768 test program
Dependencies: LPC4088-USBHost mbed
EA LPC4088 QSB/LPC1768をUSBホストにしてWebカメラからJPEG画像を読み取るテストプログラムです。
The usage is the same as KL46Z-USBHostC270_example.
使い方はKL46Z-USBHostC270_exampleと同じです。
動作確認： Logitech C270,Logitech Q200R(Qcam Orbit AF)
Diff: LPC4088-USBHostC270/decodeMJPEG.h
- Revision:
- 0:c972ee42b455
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/LPC4088-USBHostC270/decodeMJPEG.h Thu Apr 24 05:38:45 2014 +0000
@@ -0,0 +1,25 @@
+// decodeMJPEG.h 2012/12/9
+#ifndef DECODE_MJPEG_H
+#define DECODE_MJPEG_H
+
+#define JPEG_NONE 0
+#define JPEG_START 1
+#define JPEG_END 2
+#define JPEG_ERROR 3
+
+class decodeMJPEG {
+public:
+ decodeMJPEG();
+ void inputPacket(const uint8_t* buf, int len);
+ virtual void outputJPEG(uint8_t c, int status = JPEG_NONE) = 0;
+protected:
+ void input(uint8_t c);
+ int m_seq;
+ uint8_t m_mark;
+ uint16_t m_seg_pos;
+ uint16_t m_seg_len;
+ bool m_bDHT;
+ bool m_output_desable;
+};
+
+#endif // DECODE_MJPEG_H