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Src/Plugins/Input/in_mp3/giofile.h
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306
Src/Plugins/Input/in_mp3/giofile.h
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/***************************************************************************\
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*
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* (C) copyright Fraunhofer - IIS (1998)
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* All Rights Reserved
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*
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* filename: giofile.h
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* project : MPEG Decoder
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* author : Martin Sieler
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* date : 1998-02-11
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* contents/description: HEADER - file I/O class for MPEG Decoder
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*
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*
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\***************************************************************************/
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#ifndef _GIOFILE_H
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#define _GIOFILE_H
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/* ------------------------ includes --------------------------------------*/
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#include <windows.h>
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#include "CVbriHeader.h"
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#include "jnetlib/jnetlib.h"
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#include "../vlb/dataio.h"
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#include "ID3v2.h"
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#include "LAMEInfo.h"
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#include "../nu/RingBuffer.h"
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#include "../apev2/tag.h"
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#include "ifc_mpeg_stream_reader.h"
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/*-------------------------- defines --------------------------------------*/
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/*-------------------------------------------------------------------------*/
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class CGioFile : public DataIOControl, public ifc_mpeg_stream_reader
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{
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public:
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CGioFile();
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virtual ~CGioFile();
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int Open(const wchar_t *pszName, int maxbufsizek);
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int Close();
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int Read(void *pBuffer, int cbToRead, int *pcbRead);
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int Peek(void *pBuffer, int cbToRead, int *pcbRead);
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//dataiocontrol interface
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int IO(void *buf, int size, int count)
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{
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int l=0;
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Read(buf,count,&l);
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return l;
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}
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int Seek(long offset, int origin)
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{
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return 0;
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}
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//int Close() { return 0; }
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int EndOf(void)
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{
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return IsEof();
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}
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int DICGetLastError()
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{
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return DATA_IO_ERROR_NONE;
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}
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int DICGetDirection()
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{
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return DATA_IO_READ;
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}
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unsigned int GetAvgVBRBitrate(void)
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{
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if (m_vbr_ms && m_vbr_frames)
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{
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if (m_vbr_bytes && encodingMethod != ENCODING_METHOD_CBR)
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return (unsigned int)(m_vbr_bytes * 8 / m_vbr_ms);
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else
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return (unsigned int)(mpeg_length * 8 / m_vbr_ms);
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}
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return 0;
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}
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bool IsEof() const;
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bool lengthVerified;
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bool isSeekReset()
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{
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if (m_is_stream && m_seek_reset && m_is_stream_seek)
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{
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m_seek_reset = false;
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m_is_stream_seek = false;
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return true;
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}
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else
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return false;
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}
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bool IsStreamSeekable()
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{
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return m_is_stream_seekable;
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}
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int GetHeaderOffset();
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int PercentAvailable()
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{
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if (!m_is_stream) return 0;
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if (!recvbuffersize) return 0;
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if (!m_connection) return 0;
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if (constate != 5) return 0;
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uint64_t bytes_100 = jnl_connection_receive_bytes_available(m_connection)*100;
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bytes_100 /= recvbuffersize;
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return (int)bytes_100;
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}
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int RunStream()
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{
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if (m_is_stream && m_connection)
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{
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if (constate != 5) Read(NULL,0,NULL);
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else jnl_connection_run(m_connection, -1, -1, NULL, NULL);
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int p=jnl_connection_get_state(m_connection);
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if (p==JNL_CONNECTION_STATE_ERROR||
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p==JNL_CONNECTION_STATE_CLOSED)
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return 2;
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return 1;
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}
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return 0;
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}
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int IsStream()
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{
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return m_is_stream;
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}
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void GetStreamInfo(wchar_t *, size_t len);
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DWORD GetContentLength(void) const;
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DWORD GetCurrentPosition(void) const;
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void SetCurrentPosition(long dwPos, int How);
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enum { GIO_FILE_BEGIN, GIO_FILE_CURRENT, GIO_FILE_END };
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uint64_t mpeg_length; /* length of valid audio data */
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uint64_t mpeg_position; /* starting position of first valid decodable non-header MPEG frame */
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uint64_t file_position; /* position within the MPEG data that we've read so far */
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uint64_t m_vbr_bytes;
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int m_vbr_frames, m_vbr_ms;
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int encodingMethod;
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uint64_t m_vbr_samples;
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int prepad, postpad;
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void Seek(int posms, int br);
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bool IsSeekable();
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unsigned char id3v1_data[128];
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char stream_url[256];
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char stream_name[256];
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char stream_genre[256];
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char stream_current_title[256];
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char *m_content_type;
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int uvox_last_message;
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char *uvox_3901;
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char *uvox_3902;
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typedef struct {
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char *uvox_stream_artwork;
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int uvox_stream_artwork_len;
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int uvox_stream_artwork_type;
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char *uvox_playing_artwork;
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int uvox_playing_artwork_len;
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int uvox_playing_artwork_type;
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} UVOX_ARTWORK;
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UVOX_ARTWORK uvox_artwork;
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ID3v2 info;
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float GetGain();
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unsigned char m_vbr_toc[100];
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int m_vbr_frame_len;
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int m_vbr_flag;
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CVbriHeader *m_vbr_hdr;
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FILETIME last_write_time;
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void *GetID3v1()
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{
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if (m_id3v1_len == 128)
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return id3v1_data;
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else
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return 0;
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}
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void *GetID3v2(uint32_t *len)
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{
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if (stream_id3v2_buf)
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{
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*len = stream_id3v2_read;
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return stream_id3v2_buf;
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}
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else
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return 0;
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}
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void *GetLyrics3(uint32_t *len)
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{
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if (lyrics3_data)
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{
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*len = lyrics3_size;
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return lyrics3_data;
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}
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else
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return 0;
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}
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void *GetAPEv2(uint32_t *len)
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{
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if (apev2_data)
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{
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*len = m_apev2_len;
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return apev2_data;
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}
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return 0;
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}
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protected:
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void ReadiTunesGaps();
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private:
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/* ID3v2 */
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int m_id3v1_len;
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/* ID3v2 */
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uint32_t stream_id3v2_read;
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char *stream_id3v2_buf;
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int m_id3v2_len;
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/* Lyrics3 */
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uint32_t lyrics3_size;
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char *lyrics3_data;
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/* APEv2 */
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uint32_t m_apev2_len;
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char *apev2_data;
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APEv2::Tag apev2;
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int m_is_stream;
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jnl_dns_t m_dns;
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jnl_connection_t m_connection;
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char last_full_url[4096];
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int is_stream_seek;
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char *host;
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char *proxy_host;
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char *req;
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unsigned short port;
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char *lpinfo;
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char *proxy_lp;
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char *request;
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int constate;
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char save_filename[256];
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char server_name[128];
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int recvbuffersize;
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int64_t stream_bytes_read;
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int64_t stream_metabytes_read;
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unsigned int timeout_start;
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char force_lpinfo[256];
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unsigned char *m_full_buffer;
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int is_uvox;
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int uvox_stream_data_len;
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int uvox_message_cnt, uvox_desyncs;
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int uvox_sid,uvox_maxbr, uvox_avgbr,uvox_maxmsg;
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unsigned char *uvox_stream_data;
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char *uvox_meta[2][32];
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int meta_interval,meta_pos;
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uint64_t m_full_buffer_pos/*,m_full_buffer_len*/;
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char stream_title_save[580];
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char last_title_sent[256];
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RingBuffer peekBuffer;
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//unsigned char m_peekbuf[8192];
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//int m_peekbuf_used;
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bool no_peek_hack;
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int doConnect(const char *str, int start_offset);
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void processMetaData(char *data, int lent, int msgId = 0);
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int m_redircnt;
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int m_auth_tries;
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HANDLE hFile;
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bool fEof;
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char dlg_realm[256];
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static INT_PTR CALLBACK httpDlgProc(HWND hwndDlg, UINT uMsg, WPARAM wParam,LPARAM lParam);
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int m_http_response;
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bool m_seek_reset;
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bool m_is_stream_seek;
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bool m_is_stream_seekable;
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bool m_useaproxy;
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RECVS_DISPATCH;
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};
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/*-------------------------------------------------------------------------*/
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#endif
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