Changeset 2898:8d125311b6c1 in roaraudio

Timestamp:

10/10/09 17:41:55 (15 years ago)

Author:

phi

Branch:

default

Phase:

public

Message:

patch to reduce TCP overhead

Files:

• include/libroardsp/transcode_speex.h (modified) (1 diff)
• libroardsp/transcode_speex.c (modified) (1 diff)

include/libroardsp/transcode_speex.h

@@ -49 +49 @@
  int         stereo;
  int frame_size;
- char       cc[ROAR_SPEEX_MAX_CC]; /* buffer for read() and write() */
+ char       cc[ROAR_SPEEX_MAX_CC+2]; /* buffer for read() and write() + 2 byte for pkg length */
  struct roar_libroar_config_codec * codec_config;
  int    max_cc;

libroardsp/transcode_speex.c

@@ -166 +166 @@
  speex_encode_int(self->xcoder, (spx_int16_t *) buf, &(self->bits));
 
- pkg_len = speex_bits_write(&(self->bits), self->cc, self->max_cc);
-
- tmp_net = ROAR_HOST2NET16(pkg_len);
-
- if ( roar_vio_write(state->backend, &tmp_net, 2) != 2 )
-  return -1;
-
- if ( roar_vio_write(state->backend, self->cc, pkg_len) != pkg_len )
+ pkg_len = speex_bits_write(&(self->bits), self->cc + 2, self->max_cc);
+
+ *((uint16_t*)self->cc) = ROAR_HOST2NET16(pkg_len);
+
+ if ( roar_vio_write(state->backend, self->cc, pkg_len + 2) != (pkg_len + 2) )
    return -1;