47 lines
1.8 KiB
C
47 lines
1.8 KiB
C
#ifndef CHANNEL_H
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#define CHANNEL_H
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#include <SDL2/SDL.h>
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#include <limits.h>
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#include <time.h>
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typedef struct Channel {
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int number;
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char name[64];
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char description[256];
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double total_duration_seconds;
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struct ProgramEntry *programs;
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int program_count;
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} Channel;
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typedef struct ProgramEntry {
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char file_path[PATH_MAX];
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char file_name[128];
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char program_title[128];
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double duration_seconds;
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double start_offset_seconds;
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} ProgramEntry;
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typedef struct ChannelList {
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Channel *items;
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int count;
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} ChannelList;
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int channel_list_load(ChannelList *list, const char *media_dir);
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void channel_list_destroy(ChannelList *list);
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time_t channel_wall_time_from_ticks(time_t app_start_time, Uint64 app_start_ticks, Uint64 now_ticks);
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double channel_schedule_elapsed_seconds(time_t app_start_time, time_t target_time);
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double channel_live_position(const Channel *channel, time_t app_start_time, time_t now);
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double channel_live_position_precise(const Channel *channel, Uint64 app_start_ticks, Uint64 now_ticks);
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const ProgramEntry *channel_resolve_program_at_elapsed(const Channel *channel,
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double elapsed_seconds,
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double *program_seek_seconds,
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int *program_index);
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const ProgramEntry *channel_resolve_program(const Channel *channel,
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Uint64 app_start_ticks,
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Uint64 now_ticks,
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double *program_seek_seconds,
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int *program_index);
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const ProgramEntry *channel_program_at_index(const Channel *channel, int program_index);
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#endif
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