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talk: Add debug menu entry to view statistics about talk engine.

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This engine includes voicefile, memory usage and cache
hits/misses for TALK_PARTIAL_LOAD.

Change-Id: I331981ddda39ea30c57b4b74504accb3c556c3b9
This commit is contained in:
Thomas Martitz 2013-07-02 08:24:00 +02:00
parent 57000b513b
commit dac40fdd60
3 changed files with 135 additions and 2 deletions
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61
apps/talk.c
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@ -123,6 +123,7 @@ static uint8_t clip_age[QUEUE_SIZE];
#if QUEUE_SIZE > 255
# error clip_age[] type too small
#endif
static int cache_hits, cache_misses;
#endif
/* Multiple thumbnails can be loaded back-to-back in this buffer. */
@ -165,6 +166,7 @@ struct queue_entry /* one entry of the internal queue */
static struct queue_entry queue[QUEUE_SIZE]; /* queue of scheduled clips */
#define DEFAULT_VOICE_LANG "english"
/***************** Private implementation *****************/
@ -294,7 +296,7 @@ static struct buflib_callbacks index_ops = {
static int open_voicefile(void)
{
char buf[64];
char* p_lang = "english"; /* default */
char* p_lang = DEFAULT_VOICE_LANG; /* default */
if ( global_settings.lang_file[0] &&
global_settings.lang_file[0] != 0xff )
@ -344,6 +346,7 @@ static int get_clip(long id, long* p_size)
ssize_t ret;
int fd, idx = 0;
unsigned char *voicebuf;
cache_misses++;
if (id == VOICE_PAUSE) {
idx = QUEUE_SIZE; /* we keep VOICE_PAUSE loaded */
} else {
@ -397,6 +400,7 @@ static int get_clip(long id, long* p_size)
else
{ /* clip is in memory already */
/* Find where it was loaded */
cache_hits++;
if (id == VOICE_PAUSE) {
retval = QUEUE_SIZE * max_clipsize;
} else {
@ -583,7 +587,6 @@ load_err_free:
return false;
}
/* called in ISR context (on HWCODEC) if mp3 data got consumed */
static void mp3_callback(const void** start, size_t* size)
{
@ -1456,3 +1459,57 @@ void talk_time(const struct tm *tm, bool enqueue)
}
#endif /* CONFIG_RTC */
bool talk_get_debug_data(struct talk_debug_data *data)
{
char* p_lang = DEFAULT_VOICE_LANG; /* default */
memset(data, 0, sizeof(*data));
if (!has_voicefile || index_handle <= 0)
return false;
if (global_settings.lang_file[0] && global_settings.lang_file[0] != 0xff)
p_lang = (char *)global_settings.lang_file;
struct clip_entry *clips = core_get_data(index_handle);
#ifdef TALK_PARTIAL_LOAD
int cached = 0;
#endif
int real_clips = 0;
strlcpy(data->voicefile, p_lang, sizeof(data->voicefile));
data->num_clips = voicefile.id1_max + voicefile.id2_max;
data->avg_clipsize = data->max_clipsize = 0;
data->min_clipsize = INT_MAX;
for(int i = 0; i < data->num_clips; i++)
{
int size = clips[i].size & (~LOADED_MASK);
if (!size) continue;
real_clips += 1;
if (size < data->min_clipsize)
data->min_clipsize = size;
if (size > data->max_clipsize)
data->max_clipsize = size;
data->avg_clipsize += size;
#ifdef TALK_PARTIAL_LOAD
if (clips[i].size & LOADED_MASK)
cached++;
#endif
}
data->avg_clipsize /= real_clips;
data->num_empty_clips = data->num_clips - real_clips;
data->memory_allocated = voicefile_size + size_for_thumbnail;
data->memory_used = voicefile_size + thumbnail_buf_used;
#ifdef TALK_PARTIAL_LOAD
data->cached_clips = cached;
data->cache_hits = cache_hits;
data->cache_misses = cache_misses;
#else
data->cached_clips = real_clips;
data->cache_hits = data->cache_misses = -1;
#endif
return true;
}