winamp/Src/nsv/nsvplay/main.h

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2024-09-24 12:54:57 +00:00
#ifndef NSVPLAY_MAIN_H
#define NSVPLAY_MAIN_H
#include <bfc/platform/types.h>
#include "../nsvlib.h"
#include "../dec_if.h"
#define SHOW_STREAM_TITLE_AT_TOP 1
class Subtitles;
class SubsItem;
#include "IDataReader.h"
typedef struct
{
const char *language;
const char *utf8_text;
unsigned int start_frame, end_frame;
unsigned char xPos, yPos;
unsigned char colorRed, colorGreen, colorBlue;
signed char fontSize;
int extraDataSize;
const void *extraData;
} SUBTITLE_INFO;
class IVideoOutput
{
public:
virtual ~IVideoOutput() { }
virtual int open(int w, int h, int vflip, double aspectratio, unsigned int fmt)=0;
#ifdef _WIN32
virtual void setcallback(LRESULT (*msgcallback)(void *token, HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam), void *token) { }
#else
virtual void setcallback(void *func, void *token) { } // currently unused, here to reserve the spot in the vtable
#endif
virtual void close()=0;
virtual void draw(void *frame)=0;
virtual void drawSubtitle(SubsItem *item) { }
virtual void showStatusMsg(const char *text) { }
virtual int get_latency() { return 0; }
virtual void notifyBufferState(int bufferstate) { } /* 0-255*/
virtual intptr_t extended(intptr_t param1, intptr_t param2, intptr_t param3) { return 0; } // Dispatchable, eat this!
};
template<class T>
class ClassList {
public:
~ClassList() {
int l=getlen()-1;
for(int i=l;i>-1;i--) delete(get(i));
}
void put(T *item) {
m_buf.add(&item,sizeof(T *));
}
T *get(int n) {
if(n>=getlen()) return NULL;
return ((T **)m_buf.get())[n];
}
int getlen() {
return (int)(m_buf.getlen()/sizeof(SubsItem *));
}
private:
GrowBuf m_buf;
};
class SubtitlesItem {
public:
SubtitlesItem(const char *language, Subtitles *subs) :
m_subs(subs) {
m_language=_strdup(language);
m_subs=subs;
}
~SubtitlesItem() {
free((void *)m_language);
}
const char *m_language;
Subtitles *m_subs;
};
class NSVDecoder {
public:
NSVDecoder(const char *url, IVideoOutput *output, char *subtitleurl=NULL);
~NSVDecoder();
char *get_error();
char *get_status();
int run(int * volatile quit=NULL);
void pause(int pause);
ULONGLONG getpos();
unsigned int getpos_frames() { return framecnt; }
unsigned int getlen(); // returns 0xFFFFFFFF on unknown
void setvolume(int volume) { m_volume=volume; if (aud_output) aud_output->setvolume(volume); }
void setpan(int pan) { m_pan=pan; if (aud_output) aud_output->setpan(pan); }
int getvolume() { return m_volume; }
int getpan() { return m_pan; }
int canseek();
void seek(unsigned int newpos);
char *getFromMeta(char *name);
char *getUrl() { return m_url; }
const char *getServerHeader(char *name);
char *getTitle();
char *getStatus();
void getAudioDesc(char *buf);
void getVideoDesc(char *buf);
char *getAudioType() { return m_audio_type; }
char *getVideoType() { return m_video_type; }
unsigned int getFileSize(); // 0xFFFFFFFF if unknown
int getBitrate();
int getAudioBitrate();
int getVideoBitrate();
int getWidth() { return unpacket.getWidth(); }
int getHeight() { return unpacket.getHeight(); }
double getFrameRate() { return use_framerate_override?framerate_override:unpacket.getFrameRate(); }
int getBufferPos() { if (m_prebuffer) return m_bufstate; return 256; } // 0-256
int subsEnabled() { return m_enable_subtitles; }
void enableSubs(int e) {
m_enable_subtitles=e;
if(!e&&m_out) m_out->drawSubtitle(NULL);
}
int getSubsFontSize() { return m_subs_fontsize; }
void setSubsFontSize(int s) {
m_subs_fontsize=s;
if(m_out) m_out->drawSubtitle(NULL); //will redraw current subtitle with new size
}
void SetPreciseSeeking(int prec) { m_precise_seeking=prec; }
void SetBuffering(int total_ms, int initial_ms, int after_underrun);
void SetBufferMemoryLimit(int bytes) { m_buf_memlimit=bytes; }
const char *getSubLanguage(int index);
void setSubLanguage(int index) { m_cur_subtitle=index; }
int getCurSubLanguage() { return m_cur_subtitle; }
void CloseVideo()
{
if (m_out_opened)
m_out->close();
m_out_opened=0;
}
private:
ULONGLONG m_avresync_time;
int m_pb_init,m_pb_init_ur,m_buffer_total;
int m_prebuffer;
int m_bufstate;
int proTimerStart;
int proTimerEnd;
float profiletime;
float prostart;
float proend;
float timeref;
int m_again;
void ProcessSubtitleBlock(void *data, int len);
int m_paused;
ULONGLONG hack_l_curpos;
ULONGLONG hack_l_curpos_ot;
int m_buf_memlimit;
IVideoOutput *m_out;
int m_out_opened;
nsv_InBS inbs;
nsv_InBS audiobs,videobs;
nsv_InBS auxbs;
int video_frames_avail,audio_frames_avail;
nsv_Unpacketer unpacket;
unsigned int framecnt;
int hdrsearched;
int nsvbitstream_search;
int64_t m_audio_writepos;
unsigned int m_need_seek;
int seek_dumpframes, seek_dumpaudiosamples;
int pcm_samplerate;
int m_precise_seeking;
char *m_err;
char *m_url;
char *m_title;
int vid_decoder_isnotnull,aud_decoder_isnotnull;
IVideoDecoder *vid_decoder;
IAudioDecoder *aud_decoder;
IAudioOutput *aud_output;
IDataReader *file_reader;
int needkf;
double aspect;
double framerate_override;
int use_framerate_override;
nsv_fileHeader fileheader;
unsigned int avg_framesize_cnt,avg_framesize_tot;
unsigned int avg_framesize_cnt_v,avg_framesize_tot_v;
unsigned int avg_framesize_cnt_a,avg_framesize_tot_a;
int vidout_ready;
int vid_flip;
void *vidout;
unsigned int vidout_type;
unsigned int vidout_time;
unsigned int vidout_codec_width;
unsigned int vidout_codec_height;
char m_audio_type[5];
char m_video_type[5];
int m_volume, m_pan;
int m_enable_subtitles;
int m_subs_fontsize;
ClassList<SubtitlesItem> m_subtitles;
int m_cur_subtitle;
Subtitles *insertSubtitlesItem(const char *language, const char *subfile);
Subtitles *findSubtitles(const char *language);
};
void Decoders_Init(char *wapluginspath=NULL);
void Decoders_Quit();
IAudioDecoder *CreateAudioDecoder(unsigned int type, int *wasNotNull, IAudioOutput **output);
IVideoDecoder *CreateVideoDecoder(int w, int h, double framerate, unsigned int type, int *flip, int *wasNotNull=NULL);
IDataReader *CreateReader(const char *url);
#endif //NSVPLAY_MAIN_H