write_bits.h

motion Jpeg 在SPI DSP平台优化好的代码

////////////////////////////////////////////////////////////////////////////////////////////////////
//
//                      write_bits.h (Prototypes for JPEG Encoder Bitstream Functions 'C' File)
//
//      Notice:         COPYRIGHT (C) STREAM PROCESSORS, INC. 2005-2007
//                      THIS PROGRAM IS PROVIDED UNDER THE TERMS OF THE SPI
//                      END-USER LICENSE AGREEMENT (EULA). THE PROGRAM MAY ONLY
//                      BE USED IN A MANNER EXPLICITLY SPECIFIED IN THE EULA,
//                      WHICH INCLUDES LIMITATIONS ON COPYING, MODIFYING,
//                      REDISTRIBUTION AND WARANTIES. UNAUTHORIZED USE OF THIS
//                      PROGRAM IS STRICTLY PROHIBITED. YOU MAY OBTAIN A COPY OF
//                      THE EULA FROM WWW.STREAMPROCESSORS.COM. 
//    
////////////////////////////////////////////////////////////////////////////////////////////////////


#ifndef _WRITE_BITS_H
#define _WRITE_BITS_H

void reset_bit_buffer (BIT_BUFFER *p_bit_buffer);
void write_soi (JPEGE_CONTEXT *p_jenc);            // FFD8 - SOI
void write_eoi (JPEGE_CONTEXT *p_jenc);
void write_JFIF_header (JPEGE_CONTEXT *p_jenc);
void write_quant_tables (JPEGE_CONTEXT *p_jenc);
void write_frame_header (JPEGE_CONTEXT *p_jenc);
void write_huffman_tables (JPEGE_CONTEXT *p_jenc);
void write_scan_header (JPEGE_CONTEXT *p_jenc);
void write_single_component_scan_header(JPEGE_CONTEXT *p_jenc, int component_index);
void write_bits_ref(BIT_BUFFER *p_bit_buffer, unsigned short value, int length, int insert_zero_byte);
void write_fill_bits (JPEGE_CONTEXT *p_jenc);
void write_fill_bits_at_reset (JPEGE_CONTEXT *p_jenc);
#endif