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refactor record code in the core 

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@12357 d0543943-73ff-0310-b7d9-9358b9ac24b2
This commit is contained in:
Anthony Minessale 2009-03-02 19:30:41 +00:00
parent 34f5a778ca
commit 2246250584
2 changed files with 70 additions and 87 deletions
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127
src/switch_core_media_bug.c
View File

@ -104,105 +104,88 @@ SWITCH_DECLARE(void) switch_core_media_bug_flush(switch_media_bug_t *bug)
SWITCH_DECLARE(switch_status_t) switch_core_media_bug_read(switch_media_bug_t *bug, switch_frame_t *frame)
{
uint32_t bytes = 0;
uint32_t datalen = 0;
switch_size_t bytes = 0, datalen = 0;
int16_t *dp, *fp;
uint32_t x;
size_t rlen = 0;
size_t wlen = 0;
uint32_t blen;
size_t rdlen = 0;
uint32_t maxlen;
switch_codec_implementation_t read_impl = {0};
int16_t *tp;
switch_core_session_get_read_impl(bug->session, &read_impl);
if (bug->raw_read_buffer) {
rlen = switch_buffer_inuse(bug->raw_read_buffer);
}
bytes = read_impl.decoded_bytes_per_packet;
if (bug->raw_write_buffer) {
wlen = switch_buffer_inuse(bug->raw_write_buffer);
}
if ((bug->raw_read_buffer && bug->raw_write_buffer) && (!rlen && !wlen)) {
if (frame->buflen < bytes) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "%s frame buffer too small!\n", switch_channel_get_name(bug->session->channel));
return SWITCH_STATUS_FALSE;
}
maxlen = SWITCH_RECOMMENDED_BUFFER_SIZE > frame->buflen ? frame->buflen : SWITCH_RECOMMENDED_BUFFER_SIZE;
if ((rdlen = rlen > wlen ? wlen : rlen) > maxlen) {
rdlen = maxlen;
}
if (!rdlen) {
rdlen = maxlen;
if (!(bug->raw_read_buffer && bug->raw_write_buffer)) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "%sBuffer Error\n", switch_channel_get_name(bug->session->channel));
}
frame->datalen = 0;
if (rlen) {
switch_mutex_lock(bug->read_mutex);
frame->datalen = (uint32_t) switch_buffer_read(bug->raw_read_buffer, frame->data, rdlen);
switch_mutex_unlock(bug->read_mutex);
switch_mutex_lock(bug->read_mutex);
frame->datalen = (uint32_t) switch_buffer_read(bug->raw_read_buffer, frame->data, bytes);
if (frame->datalen < bytes) {
memset(((unsigned char *)frame->data) + frame->datalen, 0, bytes - frame->datalen);
frame->datalen = bytes;
}
switch_mutex_unlock(bug->read_mutex);
if (wlen) {
switch_mutex_lock(bug->write_mutex);
datalen = (uint32_t) switch_buffer_read(bug->raw_write_buffer, bug->data, rdlen);
switch_mutex_unlock(bug->write_mutex);
switch_mutex_lock(bug->write_mutex);
datalen = (uint32_t) switch_buffer_read(bug->raw_write_buffer, bug->data, bytes);
if (datalen < bytes) {
memset(((unsigned char *)bug->data) + datalen, 0, bytes - datalen);
datalen = bytes;
}
switch_mutex_unlock(bug->write_mutex);
tp = bug->tmp;
dp = (int16_t *) bug->data;
fp = (int16_t *) frame->data;
rlen = frame->datalen / 2;
wlen = datalen / 2;
blen = bytes / 2;
bytes = (datalen > frame->datalen) ? datalen : frame->datalen;
switch_assert(bytes <= maxlen);
if (bytes) {
int16_t *tp = bug->tmp;
dp = (int16_t *) bug->data;
fp = (int16_t *) frame->data;
rlen = frame->datalen / 2;
wlen = datalen / 2;
blen = bytes / 2;
if (switch_test_flag(bug, SMBF_STEREO)) {
for (x = 0; x < blen; x++) {
if (x < rlen) {
*(tp++) = *(fp + x);
} else {
*(tp++) = 0;
}
if (x < wlen) {
*(tp++) = *(dp + x);
} else {
*(tp++) = 0;
}
if (switch_test_flag(bug, SMBF_STEREO)) {
for (x = 0; x < blen; x++) {
if (x < rlen) {
*(tp++) = *(fp + x);
} else {
*(tp++) = 0;
}
memcpy(frame->data, bug->tmp, bytes * 2);
} else {
for (x = 0; x < blen; x++) {
int32_t z = 0;
if (x < rlen) {
z += (int32_t) *(fp + x);
}
if (x < wlen) {
z += (int32_t) *(dp + x);
}
switch_normalize_to_16bit(z);
*(fp + x) = (int16_t) z;
if (x < wlen) {
*(tp++) = *(dp + x);
} else {
*(tp++) = 0;
}
}
memcpy(frame->data, bug->tmp, bytes * 2);
} else {
for (x = 0; x < blen; x++) {
int32_t z = 0;
frame->datalen = bytes;
frame->samples = bytes / sizeof(int16_t);
frame->rate = read_impl.actual_samples_per_second;
return SWITCH_STATUS_SUCCESS;
if (x < rlen) {
z += (int32_t) *(fp + x);
}
if (x < wlen) {
z += (int32_t) *(dp + x);
}
switch_normalize_to_16bit(z);
*(fp + x) = (int16_t) z / 2;
}
}
return SWITCH_STATUS_FALSE;
frame->datalen = bytes;
frame->samples = bytes / sizeof(int16_t);
frame->rate = read_impl.actual_samples_per_second;
frame->codec = NULL;
return SWITCH_STATUS_SUCCESS;
}
#define MAX_BUG_BUFFER 1024 * 512

16
src/switch_ivr_async.c
View File

@ -413,11 +413,6 @@ SWITCH_DECLARE(switch_status_t) switch_ivr_displace_session(switch_core_session_
static switch_bool_t record_callback(switch_media_bug_t *bug, void *user_data, switch_abc_type_t type)
{
switch_file_handle_t *fh = (switch_file_handle_t *) user_data;
uint8_t data[SWITCH_RECOMMENDED_BUFFER_SIZE];
switch_frame_t frame = { 0 };
frame.data = data;
frame.buflen = SWITCH_RECOMMENDED_BUFFER_SIZE;
switch (type) {
case SWITCH_ABC_TYPE_INIT:
@ -427,11 +422,16 @@ static switch_bool_t record_callback(switch_media_bug_t *bug, void *user_data, s
switch_core_file_close(fh);
}
break;
case SWITCH_ABC_TYPE_READ:
case SWITCH_ABC_TYPE_READ_PING:
if (fh) {
switch_size_t len;
switch_core_session_t *session = switch_core_media_bug_get_session(bug);
switch_channel_t *channel = switch_core_session_get_channel(session);
uint8_t data[SWITCH_RECOMMENDED_BUFFER_SIZE];
switch_frame_t frame = { 0 };
frame.data = data;
frame.buflen = SWITCH_RECOMMENDED_BUFFER_SIZE;
if (switch_core_media_bug_read(bug, &frame) == SWITCH_STATUS_SUCCESS) {
int doit = 1;
@ -441,7 +441,7 @@ static switch_bool_t record_callback(switch_media_bug_t *bug, void *user_data, s
if (doit) {
len = (switch_size_t) frame.datalen / 2;
switch_core_file_write(fh, frame.data, &len);
switch_core_file_write(fh, data, &len);
}
}
}
@ -821,7 +821,7 @@ SWITCH_DECLARE(switch_status_t) switch_ivr_record_session(switch_core_session_t
switch_media_bug_t *bug;
switch_status_t status;
time_t to = 0;
switch_media_bug_flag_t flags = SMBF_READ_STREAM | SMBF_WRITE_STREAM;
switch_media_bug_flag_t flags = SMBF_READ_STREAM | SMBF_WRITE_STREAM | SMBF_READ_PING;
uint8_t channels;
switch_codec_implementation_t read_impl = {0};
switch_core_session_get_read_impl(session, &read_impl);