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// Stream headers:
/*
typedef struct {
int driver;
// codec descriptor from codec.conf
} codecinfo_t;
*/
#ifdef HAVE_OGGVORBIS
#include <math.h>
#include <vorbis/codec.h>
typedef struct {
ogg_sync_state oy; /* sync and verify incoming physical bitstream */
ogg_stream_state os; /* take physical pages, weld into a logical
stream of packets */
ogg_page og; /* one Ogg bitstream page. Vorbis packets are inside */
ogg_packet op; /* one raw packet of data for decode */
vorbis_info vi; /* struct that stores all the static vorbis bitstream
settings */
vorbis_comment vc; /* struct that stores all the bitstream user comments */
vorbis_dsp_state vd; /* central working state for the packet->PCM decoder */
vorbis_block vb; /* local working space for packet->PCM decode */
} ov_struct_t;
#endif
typedef struct {
demux_stream_t *ds;
unsigned int format;
codecs_t *codec;
int inited;
// output format:
float timer; // value of old a_frame
int samplerate;
int samplesize;
int channels;
int o_bps; // == samplerate*samplesize*channels (uncompr. bytes/sec)
int i_bps; // == bitrate (compressed bytes/sec)
// in buffers:
char* a_in_buffer;
int a_in_buffer_len;
int a_in_buffer_size;
// out buffers:
char* a_buffer;
int a_buffer_len;
int a_buffer_size;
int sample_format;
// win32 codec stuff:
AVIStreamHeader audio;
WAVEFORMATEX *wf;
// char wf_ext[64]; // in format
WAVEFORMATEX o_wf; // out format
HACMSTREAM srcstream; // handle
int audio_in_minsize;
int audio_out_minsize;
// other codecs:
// ac3_frame_t *ac3_frame;
void* ac3_frame;
int pcm_bswap;
#ifdef HAVE_OGGVORBIS
ov_struct_t *ov; // should be assigned on init
#endif
} sh_audio_t;
typedef struct {
demux_stream_t *ds;
unsigned int format;
codecs_t *codec;
int inited;
// output format:
float timer; // value of old v_frame
float fps;
float frametime; // 1/fps
int i_bps; // == bitrate (compressed bytes/sec)
int disp_w,disp_h; // display size (filled by fileformat parser)
// int coded_w,coded_h; // coded size (filled by video codec)
float aspect;
unsigned int outfmtidx;
// unsigned int bitrate;
// buffers:
float num_frames; // number of frames played
int num_frames_decoded; // number of frames decoded
char *our_out_buffer;
// win32 codec stuff:
AVIStreamHeader video;
BITMAPINFOHEADER *bih; // in format
BITMAPINFOHEADER o_bih; // out format
HIC hic; // handle
} sh_video_t;
sh_audio_t* new_sh_audio(demuxer_t *demuxer,int id);
sh_video_t* new_sh_video(demuxer_t *demuxer,int id);
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