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FS-7501: add auto sync of jb and fps detection

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Anthony Minessale authored and Michael Jerris committed 2015-05-28 12:47:18 -05:00
1 parent c8a189a433
commit 3e24ac5e6b
8 files changed
+166 -18
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src/mod/formats/mod_avformat/mod_avformat.c
+3 -2
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@@ -38,6 +38,7 @@
#include <libavutil/channel_layout.h>
// #include <libavutil/timestamp.h>
#include <libavresample/avresample.h>
#define DFT_RECORD_OFFSET 350
SWITCH_MODULE_LOAD_FUNCTION(mod_avformat_load);
SWITCH_MODULE_DEFINITION(mod_avformat, mod_avformat_load, NULL, NULL);
@@ -665,7 +666,7 @@ SWITCH_STANDARD_APP(record_av_function)
char buf[SWITCH_RECOMMENDED_BUFFER_SIZE] = {0};
switch_size_t datalen = codec.implementation->decoded_bytes_per_packet;
switch_size_t samples = datalen / 2 / codec.implementation->number_of_channels;
int offset = 1200;
int offset = DFT_RECORD_OFFSET;
int fps = codec.implementation->actual_samples_per_second / samples;
int lead_frames = (offset * fps) / 1000;
@@ -1139,7 +1140,7 @@ static switch_status_t av_file_open(switch_file_handle_t *handle, const char *pa
memset(context, 0, sizeof(av_file_context_t));
context->offset = 1200;
context->offset = DFT_RECORD_OFFSET;
if (handle->params && (tmp = switch_event_get_header(handle->params, "av_video_offset"))) {
context->offset = atoi(tmp);
}