static char *fill_and_wait_asynchronous_buffer(struct mp4_read_struct *reader, struct mp4_asynchronous_buffer *p, SceUID handle, int track_id, unsigned int trunk_index) {
char *result = fill_asynchronous_buffer(reader, p, handle, track_id, trunk_index);
if (result != 0) {
return(result);
}
result = wait_asynchronous_buffer(reader, p, handle);
if (result != 0) {
return(result);
}
return(0);
}
static char *fill_and_wait_asynchronous_buffer(struct pmp_read_struct *reader, struct asynchronous_buffer *p, unsigned int first_packet, unsigned int first_packet_position, unsigned int seek)
{
char *result = fill_asynchronous_buffer(reader, p, first_packet, first_packet_position, seek);
if (result != 0)
{
return(result);
}
result = wait_asynchronous_buffer(reader, p);
if (result != 0)
{
return(result);
}
return(0);
}
static char *audio_fill_next_asynchronous_buffer(struct mp4_read_struct *reader) {
unsigned int trunk_index = reader->audio_current_asynchronous_buffer->trunk_index + 1;
if (trunk_index == reader->file.info->tracks[reader->file.audio_track_ids[reader->current_audio_track]]->stco_entry_count) {
trunk_index = 0;
}
char *result = fill_asynchronous_buffer(
reader, reader->audio_next_asynchronous_buffer,
reader->audio_handle,
reader->file.audio_track_ids[reader->current_audio_track],
trunk_index);
if (result != 0) {
return(result);
}
return(0);
}
static char *fill_next_asynchronous_buffer(struct pmp_read_struct *reader, unsigned int seek)
{
unsigned int first_packet = reader->current_asynchronous_buffer->last_packet + 1;
unsigned int first_packet_position = reader->current_asynchronous_buffer->next_packet_position;
if (first_packet == reader->file.header.video.number_of_frames)
{
first_packet = 0;
first_packet_position = reader->file.packet_start;
}
char *result = fill_asynchronous_buffer(reader, reader->next_asynchronous_buffer, first_packet, first_packet_position, seek);
if (result != 0)
{
return(result);
}
return(0);
}
