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Merge "res_rtp_asterisk: Avoid merging command and regular T.140 text packets"

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Joshua Colp 2018-07-27 05:35:17 -05:00 committed by Gerrit Code Review
commit 90129b9736
1 changed files with 22 additions and 2 deletions
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24
res/res_rtp_asterisk.c
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@ -7414,9 +7414,29 @@ static int rtp_red_init(struct ast_rtp_instance *instance, int buffer_time, int
static int rtp_red_buffer(struct ast_rtp_instance *instance, struct ast_frame *frame)
{
struct ast_rtp *rtp = ast_rtp_instance_get_data(instance);
struct rtp_red *red = rtp->red;
if (!red) {
return 0;
}
if (frame->datalen > 0) {
if (red->t140.datalen > 0) {
const unsigned char *primary = red->buf_data;
/* There is something already in the T.140 buffer */
if (primary[0] == 0x08 || primary[0] == 0x0a || primary[0] == 0x0d) {
/* Flush the previous T.140 packet if it is a command */
ast_rtp_write(instance, &rtp->red->t140);
} else {
primary = frame->data.ptr;
if (primary[0] == 0x08 || primary[0] == 0x0a || primary[0] == 0x0d) {
/* Flush the previous T.140 packet if we are buffering a command now */
ast_rtp_write(instance, &rtp->red->t140);
}
}
}
if (frame->datalen > -1) {
struct rtp_red *red = rtp->red;
memcpy(&red->buf_data[red->t140.datalen], frame->data.ptr, frame->datalen);
red->t140.datalen += frame->datalen;
red->t140.ts = frame->ts;