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FS-8318 #resolve [mod_av can record out of sync when video from chrome has packet loss]

This commit is contained in:
Anthony Minessale 2015-10-07 14:04:33 -05:00
parent 0a987a2502
commit 1bf8fe2de0
1 changed files with 44 additions and 17 deletions
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61
src/mod/applications/mod_av/avformat.c
View File

@ -491,12 +491,30 @@ static switch_status_t open_audio(AVFormatContext *fc, AVCodec *codec, MediaStre
return SWITCH_STATUS_SUCCESS;
}
static int flush_video_queue(switch_queue_t *q, int min)
{
void *pop;
if (switch_queue_size(q) > min) {
while (switch_queue_trypop(q, &pop) == SWITCH_STATUS_SUCCESS) {
switch_image_t *img = (switch_image_t *) pop;
switch_img_free(&img);
if (min && switch_queue_size(q) <= min) {
break;
}
}
}
return switch_queue_size(q);
}
static void *SWITCH_THREAD_FUNC video_thread_run(switch_thread_t *thread, void *obj)
{
record_helper_t *eh = (record_helper_t *) obj;
void *pop = NULL;
switch_image_t *img = NULL, *tmp_img = NULL;
int d_w = 0, d_h = 0;
int size = 0, skip = 0, skip_freq = 0, skip_count = 0, skip_total = 0, skip_total_count = 0;
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_NOTICE, "video thread start\n");
@ -505,6 +523,8 @@ static void *SWITCH_THREAD_FUNC video_thread_run(switch_thread_t *thread, void *
int got_packet;
int ret = -1;
top:
if (switch_queue_pop(eh->video_queue, &pop) == SWITCH_STATUS_SUCCESS) {
switch_img_free(&img);
@ -526,6 +546,30 @@ static void *SWITCH_THREAD_FUNC video_thread_run(switch_thread_t *thread, void *
} else {
continue;
}
if (skip) {
if ((skip_total_count > 0 && !--skip_total_count) || ++skip_count >= skip_freq) {
skip_total_count = skip_total;
skip_count = 0;
skip--;
goto top;
}
} else {
size = switch_queue_size(eh->video_queue);
if (size > 5) {
skip = size;
if (size > 10) {
skip_freq = 3;
skip_total = 1;
} else {
skip_freq = 2;
skip_total = 1;
}
}
}
//switch_mutex_lock(eh->mutex);
@ -1578,23 +1622,6 @@ static switch_status_t av_file_truncate(switch_file_handle_t *handle, int64_t of
return SWITCH_STATUS_FALSE;
}
static void flush_video_queue(switch_queue_t *q, int min)
{
void *pop;
if (switch_queue_size(q) <= min) {
return;
}
while (switch_queue_trypop(q, &pop) == SWITCH_STATUS_SUCCESS) {
switch_image_t *img = (switch_image_t *) pop;
switch_img_free(&img);
if (min && switch_queue_size(q) <= min) {
break;
}
}
}
static switch_status_t av_file_write(switch_file_handle_t *handle, void *data, size_t *len)
{