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Make sure to flush the header

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Original commit message from CVS:
Make sure to flush the header
This commit is contained in:
Wim Taymans 2002-10-20 22:27:53 +00:00
parent 201c4a698e
commit c22baccb85
2 changed files with 42 additions and 22 deletions
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63
ext/vorbis/vorbisenc.c
View file

@ -645,6 +645,7 @@ gst_vorbisenc_setup (VorbisEnc *vorbisenc)
ogg_stream_packetin (&vorbisenc->os, &header_code);
/* no need to write out here. We'll get to that in the main loop */
vorbisenc->flush_header = TRUE;
}
vorbisenc->setup = TRUE;
@ -652,6 +653,33 @@ gst_vorbisenc_setup (VorbisEnc *vorbisenc)
return TRUE;
}
static void
gst_vorbisenc_write_page (VorbisEnc *vorbisenc, ogg_page *page)
{
GstBuffer *outbuf;
outbuf = gst_buffer_new_and_alloc (page->header_len +
page->body_len);
memcpy (GST_BUFFER_DATA (outbuf), page->header,
page->header_len);
memcpy (GST_BUFFER_DATA (outbuf) + page->header_len,
page->body,
page->body_len);
GST_DEBUG (0, "vorbisenc: encoded buffer of %d bytes",
GST_BUFFER_SIZE (outbuf));
vorbisenc->bytes_out += GST_BUFFER_SIZE (outbuf);
if (GST_PAD_IS_USABLE (vorbisenc->srcpad)) {
gst_pad_push (vorbisenc->srcpad, outbuf);
}
else {
gst_buffer_unref (outbuf);
}
}
static void
gst_vorbisenc_chain (GstPad * pad, GstBuffer * buf)
{
@ -691,6 +719,18 @@ gst_vorbisenc_chain (GstPad * pad, GstBuffer * buf)
gst_element_error (GST_ELEMENT (vorbisenc), "encoder not initialized (input is not audio?)");
return;
}
if (vorbisenc->flush_header) {
gint result;
while ((result = ogg_stream_flush(&vorbisenc->os, &vorbisenc->og))) {
if (!result)
break;
gst_vorbisenc_write_page (vorbisenc, &vorbisenc->og);
}
vorbisenc->flush_header = FALSE;
}
/* data to encode */
data = (gint16 *) GST_BUFFER_DATA (buf);
@ -731,32 +771,11 @@ gst_vorbisenc_chain (GstPad * pad, GstBuffer * buf)
/* write out pages (if any) */
while (!vorbisenc->eos) {
int result = ogg_stream_pageout (&vorbisenc->os, &vorbisenc->og);
GstBuffer *outbuf;
if (result == 0)
break;
outbuf = gst_buffer_new_and_alloc (vorbisenc->og.header_len +
vorbisenc->og.body_len);
memcpy (GST_BUFFER_DATA (outbuf), vorbisenc->og.header,
vorbisenc->og.header_len);
memcpy (GST_BUFFER_DATA (outbuf) + vorbisenc->og.header_len,
vorbisenc->og.body,
vorbisenc->og.body_len);
GST_DEBUG (0, "vorbisenc: encoded buffer of %d bytes",
GST_BUFFER_SIZE (outbuf));
vorbisenc->bytes_out += GST_BUFFER_SIZE (outbuf);
if (GST_PAD_IS_USABLE (vorbisenc->srcpad)) {
gst_pad_push (vorbisenc->srcpad, outbuf);
}
else {
gst_buffer_unref (outbuf);
}
gst_vorbisenc_write_page (vorbisenc, &vorbisenc->og);
/* this could be set above, but for illustrative purposes, I do
it here (to show that vorbis does know where the stream ends) */

1
ext/vorbis/vorbisenc.h
View file

@ -82,6 +82,7 @@ struct _VorbisEnc {
GstCaps *metadata;
gboolean setup;
gboolean flush_header;
gchar *last_message;
};