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Adding spport for T.140 RED - Simple RTP redundancy to prevent packet loss in text stream

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Work sponsored by Omnitor AB, Stockholm, Sweden (http://www.omnitor.se)



git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@116237 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Olle Johansson
2008-05-14 13:37:07 +00:00
parent 47bf217ee8
commit bb386c84e7
7 changed files with 295 additions and 14 deletions
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3
main/frame.c
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@@ -119,6 +119,7 @@ static struct ast_format_list AST_FORMAT_LIST[] = {
{ AST_FORMAT_H263_PLUS, "h263p", 0, "H.263+ Video" }, /*!< H.263plus passthrough support See format_h263.c */
{ AST_FORMAT_H264, "h264", 0, "H.264 Video" }, /*!< Passthrough support, see format_h263.c */
{ AST_FORMAT_MP4_VIDEO, "mpeg4", 0, "MPEG4 Video" }, /*!< Passthrough support for MPEG4 */
{ AST_FORMAT_T140RED, "red", 1, "T.140 Realtime Text with redundancy"}, /*!< Redundant T.140 Realtime Text */
{ AST_FORMAT_T140, "t140", 0, "Passthrough T.140 Realtime Text" }, /*!< Passthrough support for T.140 Realtime Text */
};
@@ -575,7 +576,7 @@ int ast_getformatbyname(const char *name)
for (x = 0; x < sizeof(AST_FORMAT_LIST) / sizeof(AST_FORMAT_LIST[0]); x++) {
if (all ||
!strcasecmp(AST_FORMAT_LIST[x].name,name) ||
!strcasecmp(AST_FORMAT_LIST[x].name,ast_expand_codec_alias(name))) {
!strcasecmp(AST_FORMAT_LIST[x].name, ast_expand_codec_alias(name))) {
format |= AST_FORMAT_LIST[x].bits;
if (!all)
break;