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use a writeable frame (some channel drivers/transcoders may modify the frame after it has been passed to ast_write())

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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@6926 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Kevin P. Fleming
2005-11-01 18:48:05 +00:00
parent 03ceef35ac
commit cfced0420e
1 changed files with 11 additions and 11 deletions
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22
channel.c
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@@ -3933,19 +3933,19 @@ static void silence_generator_release(struct ast_channel *chan, void *data)
/* nothing to do */ /* nothing to do */
} }
static short normal_silence_buf[160] = { 0, };
static struct ast_frame normal_silence_frame = {
.frametype = AST_FRAME_VOICE,
.subclass = AST_FORMAT_SLINEAR,
.data = normal_silence_buf,
.samples = 160,
.datalen = sizeof(normal_silence_buf),
};
static int silence_generator_generate(struct ast_channel *chan, void *data, int len, int samples) static int silence_generator_generate(struct ast_channel *chan, void *data, int len, int samples)
{ {
if (samples == 160) { if (samples == 160) {
if (ast_write(chan, &normal_silence_frame)) short buf[160] = { 0, };
struct ast_frame frame = {
.frametype = AST_FRAME_VOICE,
.subclass = AST_FORMAT_SLINEAR,
.data = buf,
.samples = 160,
.datalen = sizeof(buf),
};
if (ast_write(chan, &frame))
return -1; return -1;
} else { } else {
short buf[samples]; short buf[samples];
@@ -3953,7 +3953,7 @@ static int silence_generator_generate(struct ast_channel *chan, void *data, int
struct ast_frame frame = { struct ast_frame frame = {
.frametype = AST_FRAME_VOICE, .frametype = AST_FRAME_VOICE,
.subclass = AST_FORMAT_SLINEAR, .subclass = AST_FORMAT_SLINEAR,
.data = normal_silence_buf, .data = buf,
.samples = samples, .samples = samples,
.datalen = sizeof(buf), .datalen = sizeof(buf),
}; };