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Resume now starts playback at the point it was stopped, not 2-7 seconds later.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@7125 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Ryan Jackson 2005-07-12 16:45:38 +00:00
parent 40a8401cd3
commit d191756286
4 changed files with 26 additions and 4 deletions

View file

@ -244,6 +244,7 @@ struct codec_api ci = {
#endif #endif
memchr, memchr,
NULL,
}; };
int codec_load_ram(char* codecptr, int size, void* ptr2, int bufwrap) int codec_load_ram(char* codecptr, int size, void* ptr2, int bufwrap)
@ -292,7 +293,7 @@ int codec_load_file(const char *plugin)
/* zero out codec buffer to ensure a properly zeroed bss area */ /* zero out codec buffer to ensure a properly zeroed bss area */
memset(codecbuf, 0, CODEC_SIZE); memset(codecbuf, 0, CODEC_SIZE);
fd = open(plugin, O_RDONLY); fd = open(plugin, O_RDONLY);
if (fd < 0) { if (fd < 0) {
snprintf(msgbuf, sizeof(msgbuf)-1, "Couldn't load codec: %s", plugin); snprintf(msgbuf, sizeof(msgbuf)-1, "Couldn't load codec: %s", plugin);

View file

@ -327,6 +327,7 @@ struct codec_api {
#endif #endif
void *(*memchr)(const void *s1, int c, size_t n); void *(*memchr)(const void *s1, int c, size_t n);
void (*set_offset)(unsigned int value);
}; };
/* defined by the codec loader (codec.c) */ /* defined by the codec loader (codec.c) */

View file

@ -227,8 +227,8 @@ enum codec_status codec_start(struct codec_api* api)
if ( rb->id3->offset ) { if ( rb->id3->offset ) {
rb->advance_buffer(rb->id3->offset); rb->advance_buffer(rb->id3->offset);
ov_raw_seek(&vf,rb->id3->offset); ov_raw_seek(&vf,rb->id3->offset);
rb->id3->offset = ov_raw_tell(&vf);
rb->set_elapsed(ov_time_tell(&vf)); rb->set_elapsed(ov_time_tell(&vf));
rb->set_offset(ov_raw_tell(&vf));
} }
eof=0; eof=0;
@ -272,7 +272,7 @@ enum codec_status codec_start(struct codec_api* api)
} }
} }
if ( !rb->seek_time ) { if ( !rb->seek_time ) {
rb->id3->offset = ov_raw_tell(&vf); rb->set_offset(ov_raw_tell(&vf));
rb->set_elapsed(ov_time_tell(&vf)); rb->set_elapsed(ov_time_tell(&vf));
rb->yield(); rb->yield();
} }

View file

@ -370,6 +370,25 @@ void codec_set_elapsed_callback(unsigned int value)
} }
} }
void codec_set_offset_callback(unsigned int value)
{
unsigned int latency;
if (ci.stop_codec)
return ;
/* The 1000 here is a hack. audiobuffer_get_latency() should
* be more accurate
*/
latency = (audiobuffer_get_latency() + 1000) * cur_ti->id3.bitrate / 8;
if (value < latency) {
cur_ti->id3.offset = 0;
} else if (value - latency > (unsigned int)cur_ti->id3.offset ) {
cur_ti->id3.offset = value - latency;
}
}
long codec_filebuf_callback(void *ptr, long size) long codec_filebuf_callback(void *ptr, long size)
{ {
char *buf = (char *)ptr; char *buf = (char *)ptr;
@ -498,7 +517,7 @@ void codec_advance_buffer_callback(long amount)
cur_ti->available -= amount; cur_ti->available -= amount;
codecbufused -= amount; codecbufused -= amount;
ci.curpos += amount; ci.curpos += amount;
cur_ti->id3.offset = ci.curpos; codec_set_offset_callback(ci.curpos);
} }
void codec_advance_buffer_loc_callback(void *ptr) void codec_advance_buffer_loc_callback(void *ptr)
@ -1896,6 +1915,7 @@ void audio_init(void)
ci.mp3_get_filepos = codec_mp3_get_filepos_callback; ci.mp3_get_filepos = codec_mp3_get_filepos_callback;
ci.seek_buffer = codec_seek_buffer_callback; ci.seek_buffer = codec_seek_buffer_callback;
ci.set_elapsed = codec_set_elapsed_callback; ci.set_elapsed = codec_set_elapsed_callback;
ci.set_offset = codec_set_offset_callback;
ci.configure = codec_configure_callback; ci.configure = codec_configure_callback;
mutex_init(&mutex_bufferfill); mutex_init(&mutex_bufferfill);