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Merge "chan_pjsip: Ignore RTP that we haven't negotiated" into 16

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Joshua Colp
2020-01-27 06:05:06 -06:00
committed by Gerrit Code Review
parent eb1ec0498d 1532da3008
commit 57bb9dc83c
1 changed files with 12 additions and 1 deletions
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13
channels/chan_pjsip.c
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@@ -807,6 +807,16 @@ static struct ast_frame *chan_pjsip_cng_tone_detected(struct ast_channel *ast, s
return f; return f;
} }
/*! \brief Determine if the given frame is in a format we've negotiated */
static int is_compatible_format(struct ast_sip_session *session, struct ast_frame *f)
{
struct ast_stream_topology *topology = session->active_media_state->topology;
struct ast_stream *stream = ast_stream_topology_get_stream(topology, f->stream_num);
struct ast_format_cap *cap = ast_stream_get_formats(stream);
return ast_format_cap_iscompatible_format(cap, f->subclass.format) != AST_FORMAT_CMP_NOT_EQUAL;
}
/*! /*!
* \brief Function called by core to read any waiting frames * \brief Function called by core to read any waiting frames
* *
@@ -844,7 +854,8 @@ static struct ast_frame *chan_pjsip_read_stream(struct ast_channel *ast)
* raw read format BEFORE the native format check * raw read format BEFORE the native format check
*/ */
if (!session->endpoint->asymmetric_rtp_codec && if (!session->endpoint->asymmetric_rtp_codec &&
ast_format_cmp(ast_channel_rawwriteformat(ast), f->subclass.format) == AST_FORMAT_CMP_NOT_EQUAL) { ast_format_cmp(ast_channel_rawwriteformat(ast), f->subclass.format) == AST_FORMAT_CMP_NOT_EQUAL &&
is_compatible_format(session, f)) {
struct ast_format_cap *caps; struct ast_format_cap *caps;
/* For maximum compatibility we ensure that the formats match that of the received media */ /* For maximum compatibility we ensure that the formats match that of the received media */