kenmirrors/asterisk
1
0
Fork 0
mirror of https://github.com/asterisk/asterisk.git synced 2025-09-04 20:04:50 +00:00
Code Issues Packages Projects Releases Wiki Activity

Merge "res_rtp_asterisk: Add frame list cleanups to ast_rtp_read"

Browse Source
This commit is contained in:
George Joseph
2019-12-18 08:54:16 -06:00
committed by Gerrit Code Review
parent 308592a681 39c920ac78
commit 657ada8bfd
1 changed files with 15 additions and 6 deletions
Download Patch File Download Diff File Expand all files Collapse all files

21
res/res_rtp_asterisk.c
View File

@@ -7561,7 +7561,9 @@ static struct ast_frame *ast_rtp_read(struct ast_rtp_instance *instance, int rtc
if (!rtp->recv_buffer) {
/* If there is no receive buffer then we can pass back the frame directly */
return ast_rtp_interpret(instance, srtp, &addr, read_area, res, prev_seqno);
frame = ast_rtp_interpret(instance, srtp, &addr, read_area, res, prev_seqno);
AST_LIST_INSERT_TAIL(&frames, frame, frame_list);
return AST_LIST_FIRST(&frames);
} else if (rtp->expectedrxseqno == -1 || seqno == rtp->expectedrxseqno) {
rtp->expectedrxseqno = seqno + 1;
@@ -7569,7 +7571,9 @@ static struct ast_frame *ast_rtp_read(struct ast_rtp_instance *instance, int rtc
* return it directly without duplicating it.
*/
if (!ast_data_buffer_count(rtp->recv_buffer)) {
return ast_rtp_interpret(instance, srtp, &addr, read_area, res, prev_seqno);
frame = ast_rtp_interpret(instance, srtp, &addr, read_area, res, prev_seqno);
AST_LIST_INSERT_TAIL(&frames, frame, frame_list);
return AST_LIST_FIRST(&frames);
}
if (!AST_VECTOR_REMOVE_CMP_ORDERED(&rtp->missing_seqno, seqno, find_by_value,
@@ -7582,7 +7586,9 @@ static struct ast_frame *ast_rtp_read(struct ast_rtp_instance *instance, int rtc
* chance it will be overwritten.
*/
if (!ast_data_buffer_get(rtp->recv_buffer, seqno + 1)) {
return ast_rtp_interpret(instance, srtp, &addr, read_area, res, prev_seqno);
frame = ast_rtp_interpret(instance, srtp, &addr, read_area, res, prev_seqno);
AST_LIST_INSERT_TAIL(&frames, frame, frame_list);
return AST_LIST_FIRST(&frames);
}
/* Otherwise we need to dupe the frame so that the potential processing of frames placed after
@@ -7696,7 +7702,12 @@ static struct ast_frame *ast_rtp_read(struct ast_rtp_instance *instance, int rtc
AST_VECTOR_RESET(&rtp->missing_seqno, AST_VECTOR_ELEM_CLEANUP_NOOP);
return AST_LIST_FIRST(&frames);
} else if (seqno < rtp->expectedrxseqno) {
}
/* We're finished with the frames list */
ast_frame_free(AST_LIST_FIRST(&frames), 0);
if (seqno < rtp->expectedrxseqno) {
/* If this is a packet from the past then we have received a duplicate packet, so just drop it */
ast_debug(2, "Received an old packet with sequence number '%d' on RTP instance '%p', dropping it\n",
seqno, instance);
@@ -7807,8 +7818,6 @@ static struct ast_frame *ast_rtp_read(struct ast_rtp_instance *instance, int rtc
ast_rtcp_calculate_sr_rr_statistics(instance, rtcp_report, remote_address, ice, sr);
}
}
return &ast_null_frame;
}
return &ast_null_frame;