/*****************************************************************************
* Write: standard write
*****************************************************************************/
static ssize_t Write( sout_access_out_t *p_access, block_t *p_buffer )
{
sout_access_out_sys_t *p_sys = p_access->p_sys;
size_t i_write = 0;
shout_sync( p_sys->p_shout );
while( p_buffer )
{
block_t *p_next = p_buffer->p_next;
if( shout_send( p_sys->p_shout, p_buffer->p_buffer, p_buffer->i_buffer )
== SHOUTERR_SUCCESS )
{
i_write += p_buffer->i_buffer;
}
else
{
msg_Err( p_access, "cannot write to stream: %s",
shout_get_error( p_sys->p_shout ) );
/* The most common cause seems to be a server disconnect, resulting in a
Socket Error which can only be fixed by closing and reconnecting.
Since we already began with a working connection, the most feasable
approach to get out of this error status is a (timed) reconnect approach. */
shout_close( p_sys->p_shout );
msg_Warn( p_access, "server unavailable? trying to reconnect..." );
/* Re-open the connection (protocol params have already been set) and re-sync */
if( shout_open( p_sys->p_shout ) == SHOUTERR_SUCCESS )
{
shout_sync( p_sys->p_shout );
msg_Warn( p_access, "reconnected to server" );
}
else
{
msg_Err( p_access, "failed to reconnect to server" );
block_ChainRelease( p_buffer );
return VLC_EGENERIC;
}
}
block_Release( p_buffer );
/* XXX: Unsure if that's the cause for some audio trouble... */
p_buffer = p_next;
}
return i_write;
}
void *shout_thread(void *data) {
STREAM_HDR *stream;
size_t n;
int ret;
struct timespec nap;
stream = (STREAM_HDR *)data;
stream->streaming = 1;
while (stream->streaming) {
shout_sync(stream->shout);
n = jack_ringbuffer_read_space(stream->ringbuf);
if (n < 1) {
nap.tv_sec = shout_wait.tv_sec;
nap.tv_nsec = shout_wait.tv_nsec;
while (nanosleep(&nap, &nap) != 0);
continue;
}
if (n > stream->shoutbuf_size) {
if (stream->shoutbuf != NULL) free(stream->shoutbuf);
stream->shoutbuf = (char *)my_plain_malloc(n, "shout_thread");
stream->shoutbuf_size = n;
}
jack_ringbuffer_read(stream->ringbuf, stream->shoutbuf, n);
ret = shout_send(stream->shout,
(const unsigned char *)stream->shoutbuf, n);
if (ret != SHOUTERR_SUCCESS) {
log_msg("send err: %s\n",
shout_get_error(stream->shout));
}
}
return NULL;
}
static PyObject* pshoutobj_sync(ShoutObject* self) {
Py_BEGIN_ALLOW_THREADS
shout_sync(self->conn);
Py_END_ALLOW_THREADS
return Py_BuildValue("i", 1);
}
void Shouter::start() {
char buffer[4096];
size_t read,ret;
stop_requested=false;
refresh_metadata();
if (shout_open(shout) == SHOUTERR_SUCCESS) {
printf("Connected to server...\n");
while (!stop_requested) {
if(refresh_metadata_requested) {
refresh_metadata_requested=false;
log(0,"Refreshing metadata.....");
do_refresh_metadata();
}
read = source->get_data(buffer, 4096);
if (read > 0) {
ret = shout_send(shout, (unsigned char*)buffer, read);
if (ret != SHOUTERR_SUCCESS) {
printf("DEBUG: Send error: %s\n", shout_get_error(shout));
break;
}
} else {
break;
}
shout_sync(shout);
}
} else {
printf("Error connecting: %s\n", shout_get_error(shout));
}
}
/*****************************************************************************
* Write: standard write
*****************************************************************************/
static int Write( sout_access_out_t *p_access, block_t *p_buffer )
{
size_t i_write = 0;
shout_sync( p_access->p_sys->p_shout );
while( p_buffer )
{
block_t *p_next = p_buffer->p_next;
if( shout_send( p_access->p_sys->p_shout,
p_buffer->p_buffer, p_buffer->i_buffer )
== SHOUTERR_SUCCESS )
{
i_write += p_buffer->i_buffer;
}
else
{
msg_Err( p_access, "cannot write to stream: %s",
shout_get_error(p_access->p_sys->p_shout) );
}
block_Release( p_buffer );
/* XXX: Unsure if that's the cause for some audio trouble... */
p_buffer = p_next;
}
return i_write;
}
bool Shouter::start() {
int res;
char srv[64];
switch(login()) {
case SHOUT_PROTOCOL_HTTP:
sprintf(srv,"icecast2");
break;
case SHOUT_PROTOCOL_ICY:
sprintf(srv,"shoutcast");
break;
default:
sprintf(srv,"icecast 1");
break;
}
if(shout_get_connected(ice)) {
// if allready connected, reconnect
func("icecast still connected: disconnecting");
shout_sync(ice);
shout_close(ice);
}
notice("Contacting %s server %s on port %u",srv,host(),port());
shout_sync(ice);
res = shout_open(ice);
func("Shouter::start() shout_open returns %i",res);
if(res==SHOUTERR_SUCCESS) {
notice("started streaming on %s",streamurl);
running = true;
} else {
error("shout_open: %s",shout_get_error(ice));
shout_sync(ice);
shout_close(ice);
running = false;
}
return(running);
}
void OutputIceCast::output(const char* buffer, uint32_t size)
{
if (getState() != CONNECTED)
return;
if (size != 0) {
int r = shout_send(_shout, ( const unsigned char* )buffer, size);
if (r != SHOUTERR_SUCCESS) {
emit warn(QString("send error: ") + shout_get_error(_shout));
_state = DISCONNECTED;
emit stateChanged(DISCONNECTED);
emit stateChanged("offline");
emit requestReconnect();
_trial = 0;
}
shout_sync(_shout);
}
}
VideoEncoder::~VideoEncoder() {
// flush all the ringbuffer to file and stream
unsigned int encnum = 0;
if(encbuf) {
do {
if((encnum = ringbuffer_read_space(ringbuffer)) > 0)
encnum = ringbuffer_read(ringbuffer, encbuf, encnum);
// ((audio_kbps + video_kbps)*1024)/24);
if(encnum <= 0) break;
if(write_to_disk && filedump_fd) {
fwrite(encbuf, 1, encnum, filedump_fd);
}
if(write_to_stream && ice) {
shout_sync(ice);
shout_send(ice, (const unsigned char*)encbuf, encnum);
}
func("flushed %u bytes closing video encoder", encnum);
} while(encnum > 0);
free(encbuf);
}
// close the filedump
if(filedump_fd) fclose(filedump_fd);
// now deallocate the ringbuffer
ringbuffer_free(ringbuffer);
shout_close(ice);
// shout_sync(ice);
// shout_free(ice);
shout_shutdown();
if(enc_y) free(enc_y);
if(enc_u) free(enc_u);
if(enc_v) free(enc_v);
if(enc_yuyv) free(enc_yuyv);
free(fps);
}
int Shouter::send(short int *buf, unsigned int enc) {
int res = 0;
if(!running) return(0);
if(enc<1) return res;
shout_sync(ice);
res = shout_send(ice,(unsigned char*) buf, enc);
if(res) {
error("shout_send: %s",shout_get_error(ice));
if (got_sigpipe && (res==SHOUTERR_SOCKET)) {
errors++;
got_sigpipe = false;
if(errors>10) {
res = -2;
errors = 0;
}
} else res = -1;
} else errors = 0;
return(res);
}
static GstFlowReturn
gst_shout2send_render (GstBaseSink * basesink, GstBuffer * buf)
{
GstShout2send *sink;
glong ret;
sink = GST_SHOUT2SEND (basesink);
/* presumably we connect here because we need to know the format before
* we can set up the connection, which we don't know yet in _start() */
if (!sink->connected) {
if (!gst_shout2send_connect (sink))
return GST_FLOW_ERROR;
}
/* FIXME: do we want to do syncing here at all? (tpm) */
/* GST_LOG_OBJECT (sink, "using libshout to sync"); */
shout_sync (sink->conn);
GST_LOG_OBJECT (sink, "sending %u bytes of data", GST_BUFFER_SIZE (buf));
ret = shout_send (sink->conn, GST_BUFFER_DATA (buf), GST_BUFFER_SIZE (buf));
if (ret != SHOUTERR_SUCCESS)
goto send_error;
return GST_FLOW_OK;
/* ERRORS */
send_error:
{
GST_ELEMENT_ERROR (sink, RESOURCE, WRITE, (NULL),
("shout_send() failed: %s", shout_get_error (sink->conn)));
g_signal_emit (sink, gst_shout2send_signals[SIGNAL_CONNECTION_PROBLEM], 0,
shout_get_errno (sink->conn));
return GST_FLOW_ERROR;
}
}
static inline void free_context(shout_context_t *context)
{
int ret;
if (context) {
switch_mutex_lock(context->audio_mutex);
context->err++;
switch_mutex_unlock(context->audio_mutex);
if (context->stream_url) {
int sanity = 0;
while (context->thread_running) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "Waiting for stream to terminate: %s\n", context->stream_url);
switch_yield(500000);
if (++sanity > 10) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Giving up waiting for stream to terminate: %s\n", context->stream_url);
break;
}
}
}
switch_thread_rwlock_wrlock(context->rwlock);
if (context->mh) {
mpg123_close(context->mh);
mpg123_delete(context->mh);
}
if (context->fp) {
unsigned char mp3buffer[20480];
int len;
int16_t blank[2048] = { 0 }, *r = NULL;
if (context->channels == 2) {
r = blank;
}
len = lame_encode_buffer(context->gfp, blank, r, sizeof(blank) / 2, mp3buffer, sizeof(mp3buffer));
if (len) {
ret = fwrite(mp3buffer, 1, len, context->fp);
}
while ((len = lame_encode_flush(context->gfp, mp3buffer, sizeof(mp3buffer))) > 0) {
ret = fwrite(mp3buffer, 1, len, context->fp);
if (ret < 0) {
break;
}
}
lame_mp3_tags_fid(context->gfp, context->fp);
fclose(context->fp);
context->fp = NULL;
}
if (context->shout) {
if (context->gfp) {
unsigned char mp3buffer[8192];
int len;
int16_t blank[2048] = { 0 }, *r = NULL;
if (context->channels == 2) {
r = blank;
}
len = lame_encode_buffer(context->gfp, blank, r, sizeof(blank) / 2, mp3buffer, sizeof(mp3buffer));
if (len) {
ret = shout_send(context->shout, mp3buffer, len);
if (ret == SHOUTERR_SUCCESS) {
shout_sync(context->shout);
}
}
while ((len = lame_encode_flush(context->gfp, mp3buffer, sizeof(mp3buffer))) > 0) {
ret = shout_send(context->shout, mp3buffer, len);
if (ret != SHOUTERR_SUCCESS) {
break;
} else {
shout_sync(context->shout);
}
}
}
shout_close(context->shout);
context->shout = NULL;
}
if (context->gfp) {
lame_close(context->gfp);
context->gfp = NULL;
}
if (context->audio_buffer) {
switch_buffer_destroy(&context->audio_buffer);
}
switch_mutex_destroy(context->audio_mutex);
switch_thread_rwlock_unlock(context->rwlock);
switch_thread_rwlock_destroy(context->rwlock);
}
}
static void *SWITCH_THREAD_FUNC write_stream_thread(switch_thread_t *thread, void *obj)
{
shout_context_t *context = (shout_context_t *) obj;
switch_thread_rwlock_rdlock(context->rwlock);
if (context->thread_running) {
context->thread_running++;
} else {
switch_thread_rwlock_unlock(context->rwlock);
return NULL;
}
if (!context->lame_ready) {
lame_init_params(context->gfp);
lame_print_config(context->gfp);
context->lame_ready = 1;
}
while (!context->err && context->thread_running) {
unsigned char mp3buf[8192] = "";
int16_t audio[9600] = { 0 };
switch_size_t audio_read = 0;
int rlen = 0;
long ret = 0;
switch_mutex_lock(context->audio_mutex);
if (context->audio_buffer) {
audio_read = switch_buffer_read(context->audio_buffer, audio, sizeof(audio));
} else {
context->err++;
}
switch_mutex_unlock(context->audio_mutex);
error_check();
if (!audio_read) {
audio_read = sizeof(audio);
memset(audio, 255, sizeof(audio));
}
if (context->channels == 2) {
int16_t l[4800] = { 0 };
int16_t r[4800] = { 0 };
int j = 0;
switch_size_t i;
for (i = 0; i < audio_read / 4; i++) {
l[i] = audio[j++];
r[i] = audio[j++];
}
if ((rlen = lame_encode_buffer(context->gfp, l, r, audio_read / 4, mp3buf, sizeof(mp3buf))) < 0) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "MP3 encode error %d!\n", rlen);
goto error;
}
} else if (context->channels == 1) {
if ((rlen = lame_encode_buffer(context->gfp, (void *) audio, NULL, audio_read / sizeof(int16_t), mp3buf, sizeof(mp3buf))) < 0) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "MP3 encode error %d!\n", rlen);
goto error;
}
}
if (rlen) {
ret = shout_send(context->shout, mp3buf, rlen);
if (ret != SHOUTERR_SUCCESS) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "Send error: %s\n", shout_get_error(context->shout));
goto error;
}
} else {
memset(mp3buf, 0, 128);
ret = shout_send(context->shout, mp3buf, 128);
}
shout_sync(context->shout);
switch_yield(100000);
}
error:
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_DEBUG, "Write Thread Done\n");
switch_thread_rwlock_unlock(context->rwlock);
context->thread_running = 0;
return NULL;
}
int
sendStream(shout_t *shout, FILE *filepstream, const char *fileName,
int isStdin, const char *songLenStr, struct timeval *tv)
{
unsigned char buff[4096];
size_t bytes_read, total, oldTotal;
int ret;
double kbps = -1.0;
struct timeval timeStamp, *startTime = tv;
struct timeval callTime, currentTime;
if (startTime == NULL) {
printf("%s: sendStream(): Internal error: startTime is NULL\n",
__progname);
abort();
}
ez_gettimeofday((void *)&callTime);
timeStamp.tv_sec = startTime->tv_sec;
timeStamp.tv_usec = startTime->tv_usec;
total = oldTotal = 0;
ret = STREAM_DONE;
while ((bytes_read = fread(buff, 1UL, sizeof(buff), filepstream)) > 0) {
if (shout_get_connected(shout) != SHOUTERR_CONNECTED &&
reconnectServer(shout, 0) == 0) {
ret = STREAM_SERVERR;
break;
}
shout_sync(shout);
if (shout_send(shout, buff, bytes_read) != SHOUTERR_SUCCESS) {
printf("%s: shout_send(): %s\n", __progname,
shout_get_error(shout));
if (reconnectServer(shout, 1))
break;
else {
ret = STREAM_SERVERR;
break;
}
}
if (quit)
break;
if (rereadPlaylist_notify) {
rereadPlaylist_notify = 0;
if (!pezConfig->fileNameIsProgram)
printf("%s: SIGHUP signal received, will reread playlist after this file\n",
__progname);
}
if (skipTrack) {
skipTrack = 0;
ret = STREAM_SKIP;
break;
}
ez_gettimeofday((void *)¤tTime);
if (queryMetadata ||
(pezConfig->metadataRefreshInterval != -1
&& (currentTime.tv_sec - callTime.tv_sec
>= pezConfig->metadataRefreshInterval)
)
) {
queryMetadata = 0;
if (metadataFromProgram) {
ret = STREAM_UPDMDATA;
break;
}
}
total += bytes_read;
if (qFlag && vFlag) {
double oldTime, newTime;
if (!isStdin && playlistMode) {
if (pezConfig->fileNameIsProgram) {
char *tmp = xstrdup(pezConfig->fileName);
printf(" [%s]",
local_basename(tmp));
xfree(tmp);
} else
printf(" [%4lu/%-4lu]",
playlist_get_position(playlist),
playlist_get_num_items(playlist));
}
oldTime = (double)timeStamp.tv_sec
+ (double)timeStamp.tv_usec / 1000000.0;
newTime = (double)currentTime.tv_sec
+ (double)currentTime.tv_usec / 1000000.0;
if (songLenStr == NULL)
printf(" [ %s]",
getTimeString(currentTime.tv_sec -
startTime->tv_sec));
else
printf(" [ %s/%s]",
getTimeString(currentTime.tv_sec -
startTime->tv_sec),
songLenStr);
if (newTime - oldTime >= 1.0) {
kbps = (((double)(total - oldTotal)
/ (newTime - oldTime)) * 8.0) / 1000.0;
timeStamp.tv_sec = currentTime.tv_sec;
timeStamp.tv_usec = currentTime.tv_usec;
oldTotal = total;
}
if (kbps < 0)
printf(" ");
else
printf(" [%8.2f kbps]", kbps);
printf(" \r");
fflush(stdout);
}
}
if (ferror(filepstream)) {
if (errno == EINTR) {
clearerr(filepstream);
ret = STREAM_CONT;
} else if (errno == EBADF && isStdin)
printf("%s: No (more) data available on standard input\n",
__progname);
else
printf("%s: sendStream(): Error while reading '%s': %s\n",
__progname, fileName, strerror(errno));
}
return (ret);
}
static PyObject* pshoutobj_sync(ShoutObject* self) {
shout_sync(self->conn);
return Py_BuildValue("i", 1);
}
int main (int argc, char * argv[]) {
int rate = 44100;
int bits = 16;
int channels = 2;
int codec = ROAR_CODEC_OGG_VORBIS;
char * server = NULL;
char * k;
char * s_server = NULL;
char * s_mount = NULL;
char * s_pw = NULL;
int s_port = -1;
char * s_desc = NULL;
char * s_genre = NULL;
char * s_name = NULL;
char * s_url = NULL;
int s_public = 0;
int fh;
int i;
char buf[BUFSIZE];
shout_t * shout;
for (i = 1; i < argc; i++) {
k = argv[i];
if ( strcmp(k, "--server") == 0 ) {
server = argv[++i];
} else if ( strcmp(k, "--rate") == 0 ) {
rate = atoi(argv[++i]);
} else if ( strcmp(k, "--bits") == 0 ) {
bits = atoi(argv[++i]);
} else if ( strcmp(k, "--channels") == 0 || strcmp(k, "--chans") == 0 ) {
channels = atoi(argv[++i]);
} else if ( strcmp(k, "--codec") == 0 ) {
codec = roar_str2codec(argv[++i]);
} else if ( strcmp(k, "-p") == 0 || strcmp(k, "--public") == 0 ) {
s_public = 1;
} else if ( strcmp(k, "-d") == 0 ) {
s_desc = argv[++i];
} else if ( strcmp(k, "-g") == 0 ) {
s_genre = argv[++i];
} else if ( strcmp(k, "-n") == 0 ) {
s_name = argv[++i];
} else if ( strcmp(k, "-u") == 0 ) {
s_url = argv[++i];
} else if ( strcmp(k, "-h") == 0 || strcmp(k, "--help") == 0 ) {
usage();
return 0;
} else if ( s_server == NULL ) {
s_server = k;
} else if ( s_port == -1 ) {
s_port = atoi(k);
} else if ( s_pw == NULL ) {
s_pw = k;
} else if ( s_mount == NULL ) {
s_mount = k;
} else {
fprintf(stderr, "Error: unknown argument: %s\n", k);
usage();
return 1;
}
}
if ( s_server == NULL )
s_server = "localhost";
if ( s_mount == NULL )
s_mount = "/roar.ogg";
if ( s_pw == NULL )
s_pw = "hackme";
if ( s_port == -1 )
s_port = 8000;
shout_init();
if (!(shout = shout_new())) {
ROAR_ERR("Can not create shout object");
return 1;
}
if (shout_set_host(shout, s_server) != SHOUTERR_SUCCESS) {
ROAR_ERR("Error setting hostname: %s", shout_get_error(shout));
return 1;
}
if (shout_set_protocol(shout, SHOUT_PROTOCOL_HTTP) != SHOUTERR_SUCCESS) {
ROAR_ERR("Error setting protocol: %s", shout_get_error(shout));
return 1;
}
if (shout_set_port(shout, s_port) != SHOUTERR_SUCCESS) {
ROAR_ERR("Error setting port: %s", shout_get_error(shout));
return 1;
}
if (shout_set_password(shout, s_pw) != SHOUTERR_SUCCESS) {
ROAR_ERR("Error setting password: %s", shout_get_error(shout));
return 1;
}
if (shout_set_mount(shout, s_mount) != SHOUTERR_SUCCESS) {
ROAR_ERR("Error setting mount: %s", shout_get_error(shout));
return 1;
}
if (shout_set_user(shout, "source") != SHOUTERR_SUCCESS) {
ROAR_ERR("Error setting user: %s", shout_get_error(shout));
return 1;
}
if (shout_set_format(shout, SHOUT_FORMAT_OGG) != SHOUTERR_SUCCESS) {
ROAR_ERR("Error setting format: %s", shout_get_error(shout));
return 1;
}
shout_set_public(shout, s_public);
if (s_desc != NULL)
shout_set_description(shout, s_desc);
if (s_genre != NULL)
shout_set_genre(shout, s_genre);
if (s_name != NULL)
shout_set_name(shout, s_name);
if (s_url != NULL)
shout_set_url(shout, s_url);
if ( (fh = roar_simple_monitor(rate, channels, bits, codec, server, "roarshout")) == -1 ) {
fprintf(stderr, "Error: can not start monitoring\n");
return 1;
}
if (shout_open(shout) != SHOUTERR_SUCCESS) {
ROAR_ERR("Can not open connection via libshout!");
return -1;
}
while((i = read(fh, buf, BUFSIZE)))
if (shout_send(shout, (unsigned char*)buf, i) != SHOUTERR_SUCCESS)
break;
roar_simple_close(fh);
shout_sync(shout);
shout_close(shout);
shout_shutdown();
return 0;
}
int main()
{
shout_t *shout;
char buff[4096];
long read, ret, total;
shout_init();
if (!(shout = shout_new())) {
printf("Could not allocate shout_t\n");
return 1;
}
if (shout_set_host(shout, "127.0.0.1") != SHOUTERR_SUCCESS) {
printf("Error setting hostname: %s\n", shout_get_error(shout));
return 1;
}
if (shout_set_protocol(shout, SHOUT_PROTOCOL_HTTP) != SHOUTERR_SUCCESS) {
printf("Error setting protocol: %s\n", shout_get_error(shout));
return 1;
}
if (shout_set_port(shout, 8000) != SHOUTERR_SUCCESS) {
printf("Error setting port: %s\n", shout_get_error(shout));
return 1;
}
if (shout_set_password(shout, "hackme") != SHOUTERR_SUCCESS) {
printf("Error setting password: %s\n", shout_get_error(shout));
return 1;
}
if (shout_set_mount(shout, "/example.ogg") != SHOUTERR_SUCCESS) {
printf("Error setting mount: %s\n", shout_get_error(shout));
return 1;
}
if (shout_set_user(shout, "source") != SHOUTERR_SUCCESS) {
printf("Error setting user: %s\n", shout_get_error(shout));
return 1;
}
if (shout_set_format(shout, SHOUT_FORMAT_OGG) != SHOUTERR_SUCCESS) {
printf("Error setting user: %s\n", shout_get_error(shout));
return 1;
}
if (shout_open(shout) == SHOUTERR_SUCCESS) {
printf("Connected to server...\n");
total = 0;
while (1) {
read = fread(buff, 1, sizeof(buff), stdin);
total = total + read;
if (read > 0) {
ret = shout_send(shout, buff, read);
if (ret != SHOUTERR_SUCCESS) {
printf("DEBUG: Send error: %s\n", shout_get_error(shout));
break;
}
} else {
break;
}
shout_sync(shout);
}
} else {
printf("Error connecting: %s\n", shout_get_error(shout));
}
shout_close(shout);
shout_shutdown();
return 0;
}
void VideoEncoder::thread_loop() {
int encnum;
int res;
auto screen = this->screen.lock();
/* Convert picture from rgb to yuv420 planar
two steps here:
1) rgb24a or bgr24a to yuv422 interlaced (yuyv)
2) yuv422 to yuv420 planar (yuv420p)
to fix endiannes issues try adding #define ARCH_PPC
and using
mlt_convert_bgr24a_to_yuv422
or
mlt_convert_argb_to_yuv422
(see mlt_frame.h in mltframework.org sourcecode)
i can't tell as i don't have PPC, waiting for u mr.goil :)
*/
uint8_t *surface = (uint8_t *)screen->get_surface();
time_t *tm = (time_t *)malloc(sizeof(time_t));
time(tm);
// std::cerr << "-- ENC:" << asctime(localtime(tm));
if(!surface) {
fps->delay();
/* std::cout << "fps->start_tv.tv_sec :" << fps->start_tv.tv_sec << \
" tv_usec :" << fps->start_tv.tv_usec << " \r" << std::endl; */
return;
}
fps->delay();
//uncomment this to see how long it takes between two frames in us.
/* timeval start_t;
gettimeofday(&start_t,NULL);
timeval did;
timersub(&start_t, &m_lastTime, &did);
m_lastTime.tv_sec = start_t.tv_sec;
m_lastTime.tv_usec = start_t.tv_usec;
std::cerr << "diff time :" << did.tv_usec << std::endl;*/
screen->lock();
auto & geo = screen->getGeometry();
switch(screen->get_pixel_format()) {
case ViewPort::RGBA32:
mlt_convert_rgb24a_to_yuv422(surface,
geo.getSize().x(), geo.getSize().y(),
geo.getSize().x() << 2, (uint8_t*)enc_yuyv, NULL);
break;
case ViewPort::BGRA32:
mlt_convert_bgr24a_to_yuv422(surface,
geo.getSize().x(), geo.getSize().y(),
geo.getSize().x() << 2, (uint8_t*)enc_yuyv, NULL);
break;
case ViewPort::ARGB32:
mlt_convert_argb_to_yuv422(surface,
geo.getSize().x(), geo.getSize().y(),
geo.getSize().x() << 2, (uint8_t*)enc_yuyv, NULL);
break;
default:
error("Video Encoder %s doesn't supports Screen %s pixel format",
name.c_str(), screen->getName().c_str());
}
screen->unlock();
ccvt_yuyv_420p(geo.getSize().x(), geo.getSize().y(), enc_yuyv, enc_y, enc_u, enc_v);
////// got the YUV, do the encoding
res = encode_frame();
if(res != 0) error("Can't encode frame");
/// proceed writing and streaming encoded data in encpipe
encnum = 0;
if(write_to_disk || write_to_stream) {
if((encnum = ringbuffer_read_space(ringbuffer)) > 0) {
encbuf = (char *)realloc(encbuf, encnum);
// encbuf = (char *)realloc(encbuf, (((audio_kbps + video_kbps)*1024)/24)); //doesn't change anything for shifting problem
encnum = ringbuffer_read(ringbuffer, encbuf, encnum);
// encnum = ringbuffer_read(ringbuffer, encbuf,
// ((audio_kbps + video_kbps)*1024)/24);
}
}
if(encnum > 0) {
// func("%s has encoded %i bytes", name, encnum);
if(write_to_disk && filedump_fd)
fwrite(encbuf, 1, encnum, filedump_fd);
if(write_to_stream && ice) {
/* int wait_ms;
wait_ms = shout_delay(ice);
std::cerr << "---- shout delay :" << wait_ms << std::endl;*/
shout_sync(ice);
if(shout_send(ice, (const unsigned char*)encbuf, encnum)
!= SHOUTERR_SUCCESS) {
error("shout_send: %s", shout_get_error(ice));
} // else
//printf("%d %d\n", encnum, (int)shout_queuelen(ice));
}
gettimeofday(&m_ActualTime, NULL);
if(m_ActualTime.tv_sec == m_OldTime.tv_sec)
m_ElapsedTime += ((double)(m_ActualTime.tv_usec - m_OldTime.tv_usec)) / 1000000.0;
else
m_ElapsedTime += ((double)(m_ActualTime.tv_sec - m_OldTime.tv_sec)) + \
(((double)(m_ActualTime.tv_usec - m_OldTime.tv_usec)) / 1000000.0);
m_OldTime.tv_sec = m_ActualTime.tv_sec;
m_OldTime.tv_usec = m_ActualTime.tv_usec;
m_Streamed += encnum;
if(m_ElapsedTime >= 3.0) { //calculate stream rate every minimum 3 seconds
m_StreamRate = ((double)m_Streamed / m_ElapsedTime) / 1000.0;
m_ElapsedTime = 0;
m_Streamed = 0;
}
}
}