void AAC_OnData(void *cbk, char *data, u32 data_size)
{
M4Err e;
char sMsg[1024];
Float perc, bytes_per_sec;
const char *szCache;
u32 total_size, bytes_done, net_status;
AACReader *read = (AACReader *) cbk;
e = NM_GetDownloaderStats(read->dnload, &total_size, &bytes_done, &bytes_per_sec, &net_status);
if ((e == M4EOF) && read->stream) {
read->is_remote = 0;
return;
}
else if (e >= M4OK) {
/*notify some connection / ...*/
if (total_size) {
perc = (Float) (100 * bytes_done) / (Float) total_size;
sprintf(sMsg, "Download %.2f %% (%.2f kBps)", perc, bytes_per_sec/1024);
NM_OnMessage(read->service, M4OK, sMsg);
}
/*looks like a live stream*/
else {
AAC_OnLiveData(read, data, data_size);
return;
}
if (read->stream) return;
/*open service*/
szCache = NM_GetCacheFileName(read->dnload);
if (!szCache) e = M4InvalidPlugin;
else {
read->stream = fopen((char *) szCache, "rb");
if (!read->stream) e = M4ServiceError;
else {
e = M4OK;
/*if full file at once (in cache) parse duration*/
if (bytes_done==total_size) read->is_remote = 0;
/*not enough data*/
if (!AAC_ConfigureFromFile(read)) {
/*bad data - there's likely some ID3 around...*/
if (bytes_done>10*1024) {
e = M4CorruptedData;
} else {
fclose(read->stream);
read->stream = NULL;
return;
}
}
}
}
}
/*OK confirm*/
if (read->needs_connection) {
read->needs_connection = 0;
NM_OnConnect(read->service, NULL, e);
}
}
void AAC_NetIO(void *cbk, GF_NETIO_Parameter *param)
{
GF_Err e;
const char *szCache;
u32 total_size, bytes_done;
AACReader *read = (AACReader *) cbk;
e = param->error;
/*done*/
if (param->msg_type==GF_NETIO_DATA_TRANSFERED) {
if (read->stream) {
read->is_remote = 0;
e = GF_EOS;
} else {
return;
}
} else if (param->msg_type==GF_NETIO_PARSE_HEADER) {
if (!strcmp(param->name, "icy-name")) {
if (read->icy_name) free(read->icy_name);
read->icy_name = strdup(param->value);
}
if (!strcmp(param->name, "icy-genre")) {
if (read->icy_genre) free(read->icy_genre);
read->icy_genre = strdup(param->value);
}
if (!strcmp(param->name, "icy-meta")) {
GF_NetworkCommand com;
char *meta;
if (read->icy_track_name) free(read->icy_track_name);
read->icy_track_name = NULL;
meta = param->value;
while (meta && meta[0]) {
char *sep = strchr(meta, ';');
if (sep) sep[0] = 0;
if (!strnicmp(meta, "StreamTitle=", 12)) {
read->icy_track_name = strdup(meta+12);
}
if (!sep) break;
sep[0] = ';';
meta = sep+1;
}
com.base.command_type = GF_NET_SERVICE_INFO;
gf_term_on_command(read->service, &com, GF_OK);
}
return;
} else {
/*handle service message*/
gf_term_download_update_stats(read->dnload);
if (param->msg_type!=GF_NETIO_DATA_EXCHANGE) return;
}
/*data fetching or EOS*/
if (e >= GF_OK) {
if (read->needs_connection) {
gf_dm_sess_get_stats(read->dnload, NULL, NULL, &total_size, NULL, NULL, NULL);
if (!total_size) read->is_live = 1;
}
if (read->is_live) {
if (!e) AAC_OnLiveData(read, param->data, param->size);
return;
}
if (read->stream) return;
/*open service*/
szCache = gf_dm_sess_get_cache_name(read->dnload);
if (!szCache) e = GF_IO_ERR;
else {
read->stream = fopen((char *) szCache, "rb");
if (!read->stream) e = GF_SERVICE_ERROR;
else {
/*if full file at once (in cache) parse duration*/
if (e==GF_EOS) read->is_remote = 0;
e = GF_OK;
/*not enough data*/
if (!AAC_ConfigureFromFile(read)) {
/*get amount downloaded and check*/
gf_dm_sess_get_stats(read->dnload, NULL, NULL, NULL, &bytes_done, NULL, NULL);
if (bytes_done>10*1024) {
e = GF_CORRUPTED_DATA;
} else {
fclose(read->stream);
read->stream = NULL;
return;
}
}
}
}
}
/*OK confirm*/
if (read->needs_connection) {
read->needs_connection = 0;
gf_term_on_connect(read->service, NULL, e);
if (!e) AAC_SetupObject(read);
}
}
