Diff: extlib/BaseJpegDecode/BaseJpegDecode.h

Revision:

0:d69efd0ee139

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/extlib/BaseJpegDecode/BaseJpegDecode.h	Thu Sep 18 15:21:47 2014 +0000
@@ -0,0 +1,44 @@
+// BaseJpegDecode.h 2013/1/27
+#ifndef BASE_JPEG_DECODE_H
+#define BASE_JPEG_DECODE_H
+#include "bjd_config.h"
+#include "HuffmanDecode.h"
+#include "BitPattern.h"
+
+class BaseJpegDecode {
+public:
+    BaseJpegDecode();
+    void clear();
+    void input(uint8_t c);
+    void input(uint8_t* buf, int len);
+    virtual void outputDC(int mcu, int block, int value) = 0;
+    virtual void outputAC(int mcu, int block, int scan, int value) = 0;
+    virtual void outputMARK(uint8_t c) = 0;
+    uint8_t* qt[2];
+    int width;
+    int height;
+    int yblock;
+#ifdef JPEG_USE_REPORT_CODE
+    int report_scan_count;
+    int report_scan_dc_count;
+    int report_scan_ac_count;
+#endif //JPEG_USE_REPORT
+private:
+    void inputDQT(uint8_t c, int pos, int len);
+    void inputSOF(uint8_t c, int pos, int len);
+    void inputScan(uint8_t c);
+    void restart();
+    uint8_t m_seq;
+    int m_mcu;
+    int m_block;
+    int m_scan;
+    Huff* m_huff;
+    int m_pre_DC_value[3];
+    BitPattern m_bitpat;
+    uint8_t m_mark;
+    HuffmanDecode* pHD;
+    int m_seg_pos;
+    int m_seg_len;
+    int m_param1;
+};
+#endif // BASE_JPEG_DECODE_H