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Code Issues Projects Releases Wiki Activity

reset codecs after media bugs

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This commit is contained in:
Anthony Minessale 2010-05-04 16:03:15 -05:00 committed by Brian West
parent ba46088e68
commit 27fc3518bd
5 changed files with 69 additions and 3 deletions
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6
src/include/private/switch_core_pvt.h
View File

@ -94,7 +94,11 @@ typedef enum {
SSF_WARN_TRANSCODE = (1 << 1),
SSF_HANGUP = (1 << 2),
SSF_THREAD_STARTED = (1 << 3),
SSF_THREAD_RUNNING = (1 << 4)
SSF_THREAD_RUNNING = (1 << 4),
SSF_READ_TRANSCODE = (1 << 5),
SSF_WRITE_TRANSCODE = (1 << 6),
SSF_READ_CODEC_RESET = (1 << 7),
SSF_WRITE_CODEC_RESET = (1 << 8)
} switch_session_flag_t;

1
src/include/switch_core.h
View File

@ -1329,6 +1329,7 @@ SWITCH_DECLARE(switch_status_t) switch_core_codec_init(switch_codec_t *codec,
uint32_t flags, const switch_codec_settings_t *codec_settings, switch_memory_pool_t *pool);
SWITCH_DECLARE(switch_status_t) switch_core_codec_copy(switch_codec_t *codec, switch_codec_t *new_codec, switch_memory_pool_t *pool);
SWITCH_DECLARE(switch_status_t) switch_core_codec_reset(switch_codec_t *codec);
/*!
\brief Encode data using a codec handle

11
src/switch_core_codec.c
View File

@ -455,6 +455,17 @@ SWITCH_DECLARE(switch_codec_t *) switch_core_session_get_video_write_codec(switc
}
SWITCH_DECLARE(switch_status_t) switch_core_codec_reset(switch_codec_t *codec)
{
switch_assert(codec != NULL);
codec->implementation->destroy(codec);
codec->implementation->init(codec, codec->flags, NULL);
return SWITCH_STATUS_SUCCESS;
}
SWITCH_DECLARE(switch_status_t) switch_core_codec_copy(switch_codec_t *codec, switch_codec_t *new_codec, switch_memory_pool_t *pool)
{
switch_status_t status;

49
src/switch_core_io.c
View File

@ -214,8 +214,8 @@ SWITCH_DECLARE(switch_status_t) switch_core_session_read_frame(switch_core_sessi
if (session->read_codec->implementation->impl_id != codec_impl.impl_id) {
need_codec = TRUE;
}
}
if (codec_impl.actual_samples_per_second != session->read_impl.actual_samples_per_second) {
do_resample = 1;
}
@ -225,9 +225,34 @@ SWITCH_DECLARE(switch_status_t) switch_core_session_read_frame(switch_core_sessi
need_codec = 1;
}
if (switch_test_flag(session, SSF_READ_TRANSCODE) && !need_codec && switch_core_codec_ready(session->read_codec)) {
switch_core_session_t *other_session;
const char *uuid = switch_channel_get_variable(switch_core_session_get_channel(session), SWITCH_SIGNAL_BOND_VARIABLE);
switch_clear_flag(session, SSF_READ_TRANSCODE);
if (uuid && (other_session = switch_core_session_locate(uuid))) {
switch_set_flag(other_session, SSF_READ_CODEC_RESET);
switch_set_flag(other_session, SSF_READ_CODEC_RESET);
switch_set_flag(other_session, SSF_WRITE_CODEC_RESET);
switch_core_session_rwunlock(other_session);
}
}
if (switch_test_flag(session, SSF_READ_CODEC_RESET)) {
switch_core_codec_reset(session->read_codec);
switch_clear_flag(session, SSF_READ_CODEC_RESET);
}
if (status == SWITCH_STATUS_SUCCESS && need_codec) {
switch_frame_t *enc_frame, *read_frame = *frame;
switch_set_flag(session, SSF_READ_TRANSCODE);
if (!switch_test_flag(session, SSF_WARN_TRANSCODE)) {
switch_core_session_message_t msg = { 0 };
@ -640,6 +665,26 @@ SWITCH_DECLARE(switch_status_t) switch_core_session_write_frame(switch_core_sess
do_resample = TRUE;
}
if (switch_test_flag(session, SSF_WRITE_TRANSCODE) && !need_codec && switch_core_codec_ready(session->write_codec)) {
switch_core_session_t *other_session;
const char *uuid = switch_channel_get_variable(switch_core_session_get_channel(session), SWITCH_SIGNAL_BOND_VARIABLE);
if (uuid && (other_session = switch_core_session_locate(uuid))) {
switch_set_flag(other_session, SSF_READ_CODEC_RESET);
switch_set_flag(other_session, SSF_READ_CODEC_RESET);
switch_set_flag(other_session, SSF_WRITE_CODEC_RESET);
switch_core_session_rwunlock(other_session);
}
switch_clear_flag(session, SSF_WRITE_TRANSCODE);
}
if (switch_test_flag(session, SSF_WRITE_CODEC_RESET)) {
switch_core_codec_reset(session->write_codec);
switch_clear_flag(session, SSF_WRITE_CODEC_RESET);
}
if (!need_codec) {
do_write = TRUE;
write_frame = frame;

5
src/switch_core_media_bug.c
View File

@ -47,6 +47,11 @@ static void switch_core_media_bug_destroy(switch_media_bug_t *bug)
switch_buffer_destroy(&bug->raw_write_buffer);
}
if (switch_core_codec_ready(&bug->session->bug_codec)) {
switch_core_codec_destroy(&bug->session->bug_codec);
memset(&bug->session->bug_codec, 0, sizeof(bug->session->bug_codec));
}
if (switch_event_create(&event, SWITCH_EVENT_MEDIA_BUG_STOP) == SWITCH_STATUS_SUCCESS) {
switch_event_add_header(event, SWITCH_STACK_BOTTOM, "Media-Bug-Function", "%s", bug->function);
switch_event_add_header(event, SWITCH_STACK_BOTTOM, "Media-Bug-Target", "%s", bug->target);