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modified the playlist system slightly:

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playlist_peek() returns info relative the current index
playlist_next() advances the index back or forth

(this breaks the build, mpeg fixes are pending)


git-svn-id: svn://svn.rockbox.org/rockbox/trunk@2022 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Daniel Stenberg 2002-08-28 09:22:44 +00:00
parent 728f5a7626
commit 71a07bebe6
2 changed files with 21 additions and 10 deletions
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28
apps/playlist.c
View file

@ -64,7 +64,19 @@ int playlist_add(char *filename)
return 0;
}
char* playlist_next(int steps, int* index)
int playlist_next(int steps)
{
playlist.index = (playlist.index+steps) % playlist.amount;
while ( playlist.index < 0 ) {
if ( global_settings.loop_playlist )
playlist.index += playlist.amount;
else
playlist.index = 0;
}
return playlist.index;
}
char* playlist_peek(int steps)
{
int seek;
int max;
@ -73,19 +85,20 @@ char* playlist_next(int steps, int* index)
char *buf;
char dir_buf[MAX_PATH+1];
char *dir_end;
int index;
if(abs(steps) > playlist.amount)
/* prevent madness when all files are empty/bad */
return NULL;
playlist.index = (playlist.index+steps) % playlist.amount;
while ( playlist.index < 0 ) {
index = (playlist.index+steps) % playlist.amount;
while ( index < 0 ) {
if ( global_settings.loop_playlist )
playlist.index += playlist.amount;
index += playlist.amount;
else
playlist.index = 0;
index = 0;
}
seek = playlist.indices[playlist.index];
seek = playlist.indices[index];
if(playlist.in_ram)
{
@ -106,9 +119,6 @@ char* playlist_next(int steps, int* index)
return NULL;
}
if (index)
*index = playlist.index;
/* Zero-terminate the file name */
seek=0;
while((buf[seek] != '\n') &&

3
apps/playlist.h
View file

@ -42,7 +42,8 @@ extern bool playlist_shuffle;
int play_list(char *dir, char *file, int start_index,
bool shuffled_index, int start_offset, int random_seed );
char* playlist_next(int steps, int* id);
char* playlist_peek(int steps);
int playlist_next(int steps);
void randomise_playlist( unsigned int seed );
void sort_playlist(bool start_current);
void empty_playlist(void);