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Merge "res_format_attr_opus: Fix fmtp generation."

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This commit is contained in:
zuul
2016-11-16 23:20:04 -06:00
committed by Gerrit Code Review
parent 97b2ba472d dc8f99ee27
commit 8fbdedb36e
1 changed files with 6 additions and 4 deletions
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10
res/res_format_attr_opus.c
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@@ -156,7 +156,8 @@ static struct ast_format *opus_parse_sdp_fmtp(const struct ast_format *format, c
static void opus_generate_sdp_fmtp(const struct ast_format *format, unsigned int payload, struct ast_str **str)
{
struct opus_attr *attr = ast_format_get_attribute_data(format);
int size;
int base_fmtp_size;
int original_size;
if (!attr) {
/*
@@ -167,7 +168,8 @@ static void opus_generate_sdp_fmtp(const struct ast_format *format, unsigned int
attr = &default_opus_attr;
}
size = ast_str_append(str, 0, "a=fmtp:%u ", payload);
original_size = ast_str_strlen(*str);
base_fmtp_size = ast_str_append(str, 0, "a=fmtp:%u ", payload);
if (CODEC_OPUS_DEFAULT_SAMPLE_RATE != attr->maxplayrate) {
ast_str_append(str, 0, "%s=%d;",
@@ -209,8 +211,8 @@ static void opus_generate_sdp_fmtp(const struct ast_format *format, unsigned int
CODEC_OPUS_ATTR_DTX, attr->dtx);
}
if (size == ast_str_strlen(*str)) {
ast_str_reset(*str);
if (base_fmtp_size == ast_str_strlen(*str) - original_size) {
ast_str_truncate(*str, original_size);
} else {
ast_str_truncate(*str, -1);
ast_str_append(str, 0, "\r\n");