1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
|
/******************************************************************************
* recordMyDesktop *
*******************************************************************************
* *
* Copyright (C) 2006,2007,2008 John Varouhakis *
* *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the Free Software *
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA *
* *
* *
* *
* For further information contact me at johnvarouhakis@gmail.com *
******************************************************************************/
#include "config.h"
#include "rmd_encode_image_buffer.h"
#include "rmd_types.h"
#include <errno.h>
void *rmdEncodeImageBuffer(ProgData *pdata) {
unsigned int encode_frameno = 0;
pdata->th_encoding_clean = 0;
while (pdata->running) {
EncData *enc_data = pdata->enc_data;
pthread_mutex_lock(&pdata->img_buff_ready_mutex);
while (pdata->running && encode_frameno >= pdata->capture_frameno)
pthread_cond_wait(&pdata->image_buffer_ready, &pdata->img_buff_ready_mutex);
encode_frameno = pdata->capture_frameno;
pthread_mutex_unlock(&pdata->img_buff_ready_mutex);
pthread_mutex_lock(&pdata->pause_mutex);
while (pdata->paused)
pthread_cond_wait(&pdata->pause_cond, &pdata->pause_mutex);
pthread_mutex_unlock(&pdata->pause_mutex);
pthread_mutex_lock(&pdata->yuv_mutex);
if (theora_encode_YUVin(&enc_data->m_th_st, &enc_data->yuv)) {
fprintf(stderr, "Encoder not ready!\n");
pthread_mutex_unlock(&pdata->yuv_mutex);
} else {
pthread_mutex_unlock(&pdata->yuv_mutex);
if (theora_encode_packetout(&enc_data->m_th_st, 0, &enc_data->m_ogg_pckt1) == 1) {
pthread_mutex_lock(&pdata->libogg_mutex);
ogg_stream_packetin(&enc_data->m_ogg_ts, &enc_data->m_ogg_pckt1);
pdata->avd += pdata->frametime;
pthread_mutex_unlock(&pdata->libogg_mutex);
}
}
}
//last packet
pthread_mutex_lock(&pdata->theora_lib_mutex);
pdata->th_encoding_clean = 1;
pthread_cond_signal(&pdata->theora_lib_clean);
pthread_mutex_unlock(&pdata->theora_lib_mutex);
pthread_exit(&errno);
}
//this function is meant to be called normally
//not through a thread of it's own
void rmdSyncEncodeImageBuffer(ProgData *pdata) {
EncData *enc_data = pdata->enc_data;
if (theora_encode_YUVin(&enc_data->m_th_st, &enc_data->yuv)) {
fprintf(stderr, "Encoder not ready!\n");
return;
}
if (theora_encode_packetout(&enc_data->m_th_st, !pdata->running, &enc_data->m_ogg_pckt1) == 1) {
pthread_mutex_lock(&pdata->libogg_mutex);
ogg_stream_packetin(&enc_data->m_ogg_ts, &enc_data->m_ogg_pckt1);
if (!pdata->running)
enc_data->m_ogg_ts.e_o_s = 1;
pdata->avd += pdata->frametime;
pthread_mutex_unlock(&pdata->libogg_mutex);
}
}
|
