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FS-7514: refactor timestamp code

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Seven Du 2014-07-26 18:39:30 +08:00 committed by Michael Jerris
parent c9a13474a4
commit 74d6db8809
2 changed files with 29 additions and 48 deletions
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16
src/mod/applications/mod_fsv/mod_fsv.c
View File

@ -575,7 +575,7 @@ SWITCH_STANDARD_APP(play_yuv_function)
switch_frame_t *read_frame; switch_frame_t *read_frame;
uint32_t width = 0, height = 0, size; uint32_t width = 0, height = 0, size;
switch_byte_t *yuv; switch_byte_t *yuv;
uint32_t last_video_ts; switch_time_t last_video_ts = 0;
int argc; int argc;
char *argv[3] = { 0 }; char *argv[3] = { 0 };
char *mydata = switch_core_session_strdup(session, data); char *mydata = switch_core_session_strdup(session, data);
@ -670,32 +670,26 @@ SWITCH_STANDARD_APP(play_yuv_function)
uint32_t encoded_data_len = 1500; uint32_t encoded_data_len = 1500;
uint32_t encoded_rate = 0; uint32_t encoded_rate = 0;
switch_frame_t *frame = &vid_frame; switch_frame_t *frame = &vid_frame;
uint32_t now; switch_time_t now = switch_micro_time_now() / 1000;
char ts_str[33]; char ts_str[33];
int delta;
codec->enc_picture.width = width; codec->enc_picture.width = width;
codec->enc_picture.height = height; codec->enc_picture.height = height;
decoded_data_len = width * height * 3 / 2; decoded_data_len = width * height * 3 / 2;
delta = now - last_video_ts;
now = switch_micro_time_now() / 1000;
if (!last_video_ts) {
last_video_ts = now;
frame->timestamp = last_video_ts;
} else {
int delta = now - last_video_ts;
if (delta > 0) { if (delta > 0) {
frame->timestamp += delta * 90; frame->timestamp += delta * 90;
last_video_ts = now; last_video_ts = now;
} }
}
sprintf(ts_str, "%u", (uint32_t)frame->timestamp); sprintf(ts_str, "%u", (uint32_t)frame->timestamp);
text(yuv, width, 20, 20, ts_str); text(yuv, width, 20, 20, ts_str);
switch_core_codec_encode(codec, NULL, yuv, decoded_data_len, 0, vid_frame.data, &encoded_data_len, &encoded_rate, &flag); switch_core_codec_encode(codec, NULL, yuv, decoded_data_len, 0, vid_frame.data, &encoded_data_len, &encoded_rate, &flag);
while(encoded_data_len) { while(encoded_data_len) {
// switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "encoded: %s [%d] flag=%d ts=%u\n", codec->implementation->iananame, encoded_data_len, flag, context->last_video_ts); // switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_ERROR, "encoded: %s [%d] flag=%d ts=%u\n", codec->implementation->iananame, encoded_data_len, flag, last_video_ts);
frame->datalen = encoded_data_len; frame->datalen = encoded_data_len;
frame->packetlen = frame->datalen + 12; frame->packetlen = frame->datalen + 12;

57
src/mod/formats/mod_vlc/mod_vlc.c
View File

@ -107,14 +107,13 @@ struct vlc_video_context {
uint8_t video_packet[1500 + 12]; uint8_t video_packet[1500 + 12];
void *raw_yuyv_data; void *raw_yuyv_data;
void *raw_i420_data; void *raw_i420_data;
uint32_t last_video_ts; switch_time_t last_video_ts;
switch_payload_t pt; switch_payload_t pt;
uint32_t seq; uint32_t seq;
int width; int width;
int height; int height;
int force_width; int force_width;
int force_height; int force_height;
int new_frame; // next frame is a new frame(new timestamp)
}; };
typedef struct vlc_video_context vlc_video_context_t; typedef struct vlc_video_context vlc_video_context_t;
@ -271,16 +270,27 @@ static void vlc_video_unlock_callback(void *data, void *id, void *const *p_pixel
uint32_t flag = 0; uint32_t flag = 0;
uint32_t encoded_data_len = 1500; uint32_t encoded_data_len = 1500;
uint32_t encoded_rate = 0; uint32_t encoded_rate = 0;
switch_time_t now = (switch_time_t)(switch_micro_time_now() / 1000);
switch_codec_t *codec = switch_core_session_get_video_write_codec(context->session); switch_codec_t *codec = switch_core_session_get_video_write_codec(context->session);
int delta;
switch_assert(id == NULL); /* picture identifier, not needed here */ switch_assert(id == NULL); /* picture identifier, not needed here */
switch_assert(codec); switch_assert(codec);
if (now - context->last_video_ts < 60) goto end;
yuyv_to_i420(*p_pixels, context->raw_i420_data, context->width, context->height); yuyv_to_i420(*p_pixels, context->raw_i420_data, context->width, context->height);
codec->enc_picture.width = context->width; codec->enc_picture.width = context->width;
codec->enc_picture.height = context->height; codec->enc_picture.height = context->height;
decoded_data_len = context->width * context->height * 3 / 2; decoded_data_len = context->width * context->height * 3 / 2;
delta = now - context->last_video_ts;
if (delta > 0) {
frame->timestamp += delta * 90;
context->last_video_ts = now;
}
switch_core_codec_encode(codec, NULL, context->raw_i420_data, decoded_data_len, 0, frame->data, &encoded_data_len, &encoded_rate, &flag); switch_core_codec_encode(codec, NULL, context->raw_i420_data, decoded_data_len, 0, frame->data, &encoded_data_len, &encoded_rate, &flag);
while(encoded_data_len) { while(encoded_data_len) {
@ -289,23 +299,6 @@ static void vlc_video_unlock_callback(void *data, void *id, void *const *p_pixel
frame->datalen = encoded_data_len; frame->datalen = encoded_data_len;
frame->packetlen = frame->datalen + 12; frame->packetlen = frame->datalen + 12;
frame->m = flag & SFF_MARKER ? 1 : 0; frame->m = flag & SFF_MARKER ? 1 : 0;
// frame->timestamp = context->ts;
// if (frame->m) context->ts += 90000 / FPS;
if (!context->last_video_ts) {
context->last_video_ts = switch_micro_time_now() / 1000;
frame->timestamp = context->last_video_ts;
}
if (context->new_frame) {
int delta = switch_micro_time_now() / 1000 - context->last_video_ts;
frame->timestamp += delta * 90;
context->last_video_ts = switch_micro_time_now() / 1000;
context->new_frame = 0;
}
if (frame->m) { // next frame is a new frame
context->new_frame = 1;
}
if (1) { if (1) {
/* set correct mark and ts */ /* set correct mark and ts */
@ -329,6 +322,7 @@ static void vlc_video_unlock_callback(void *data, void *id, void *const *p_pixel
switch_core_codec_encode(codec, NULL, NULL, 0, 0, frame->data, &encoded_data_len, &encoded_rate, &flag); switch_core_codec_encode(codec, NULL, NULL, 0, 0, frame->data, &encoded_data_len, &encoded_rate, &flag);
} }
end:
switch_mutex_unlock(context->video_mutex); switch_mutex_unlock(context->video_mutex);
} }
@ -358,6 +352,8 @@ static void vlc_video_channel_unlock_callback(void *data, void *id, void *const
uint32_t encoded_rate = 0; uint32_t encoded_rate = 0;
switch_codec_t *codec = switch_core_session_get_video_write_codec(context->session); switch_codec_t *codec = switch_core_session_get_video_write_codec(context->session);
switch_frame_t *frame = context->vid_frame; switch_frame_t *frame = context->vid_frame;
switch_time_t now = (switch_time_t)(switch_micro_time_now() / 1000);
int delta;
switch_assert(id == NULL); /* picture identifier, not needed here */ switch_assert(id == NULL); /* picture identifier, not needed here */
switch_assert(codec); switch_assert(codec);
@ -371,6 +367,12 @@ static void vlc_video_channel_unlock_callback(void *data, void *id, void *const
frame->packet = context->video_packet; frame->packet = context->video_packet;
frame->data = context->video_packet + 12; frame->data = context->video_packet + 12;
delta = now - context->last_video_ts;
if (delta > 0) {
frame->timestamp += delta * 90;
context->last_video_ts = now;
}
switch_core_codec_encode(codec, NULL, context->raw_i420_data, decoded_data_len, 0, frame->data, &encoded_data_len, &encoded_rate, &flag); switch_core_codec_encode(codec, NULL, context->raw_i420_data, decoded_data_len, 0, frame->data, &encoded_data_len, &encoded_rate, &flag);
@ -380,21 +382,6 @@ static void vlc_video_channel_unlock_callback(void *data, void *id, void *const
frame->datalen = encoded_data_len; frame->datalen = encoded_data_len;
frame->packetlen = frame->datalen + 12; frame->packetlen = frame->datalen + 12;
frame->m = flag & SFF_MARKER ? 1 : 0; frame->m = flag & SFF_MARKER ? 1 : 0;
if (!context->last_video_ts) {
context->last_video_ts = switch_micro_time_now() / 1000;
frame->timestamp = context->last_video_ts;
}
if (context->new_frame) {
int delta = switch_micro_time_now() / 1000 - context->last_video_ts;
frame->timestamp += delta * 90;
context->last_video_ts = switch_micro_time_now() / 1000;
context->new_frame = 0;
}
if (frame->m) { // next frame is a new frame
context->new_frame = 1;
}
if (1) { if (1) {
/* set correct mark and ts */ /* set correct mark and ts */
@ -1163,7 +1150,7 @@ static switch_status_t setup_tech_pvt(switch_core_session_t *session, const char
fail: fail:
return SWITCH_STATUS_FALSE; return status;
} }
static switch_status_t channel_on_init(switch_core_session_t *session) static switch_status_t channel_on_init(switch_core_session_t *session)