summaryrefslogtreecommitdiff
path: root/src/mov_encoder.cc
blob: 1132b633eb7e409492f832b31dfba966a62a7928 (plain)
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
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/***************************************************************************
 *            mov_encoder.cc
 *
 *  Sat Feb 19 14:13:19 CET 2005
 *  Copyright  2005 Bent Bisballe
 *  deva@aasimon.org
 ****************************************************************************/

/*
 * Originally from:
 * RTVideoRec Realtime video recoder and encoder for Linux
 *
 * Copyright (C) 2004  B. Stultiens
 * Copyright (C) 2004  Koen Otter and Glenn van der Meyden
 */

/*
 *    This file is part of MIaV.
 *
 *    MIaV 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.
 *
 *    MIaV 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 MIaV; if not, write to the Free Software
 *    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA.
 */
#include "mov_encoder.h"

#include <errno.h>

// For nice
#include <unistd.h>

#include "miav_config.h"

#include "debug.h"
#include "libfame_wrapper.h"

MovEncoder::MovEncoder(volatile bool *r, sem_t *r_sem,
                       ThreadSafeQueueFIFO *in,
                       ThreadSafeQueuePriority *video_out,
                       ThreadSafeQueuePriority *audio_out,
                       Info *i)
{
  info = i;
  info->info("MovEncoder");

  running = r;

  // Queues
  inputqueue = in;
  video_output_queue = video_out;
  audio_output_queue = audio_out;

  read_sem = r_sem;
}

MovEncoder::~MovEncoder()
{
  info->info("~MovEncoder");
}


// this runs in a thread
void MovEncoder::thread_main()
{
  info->info("MovEncoder::run");
  //  static volatile int test = 0;
  //  int insize = 0;

  // Run with slightly lower priority than MovEncoderWriter AND AudioEncoder
  //  nice(3);

  FrameVector *item;
  Frame *in_frame;
  Frame *out_v_frame;
  Frame *out_a_frame;

  LibFAMEWrapper fame(info);

  // Process until running == false and the queue is empty
  while(*running) {

    item = inputqueue->pop();

    if(item) {
      for(unsigned int cnt = 0; cnt < item->size(); cnt++) {
        in_frame = item->at(cnt);

        // Check for end of stream
        if(in_frame->endOfFrameStream == true) {
          info->info("endOfFrameStream in MovEncoder");

          // Signal to stop running
          *running = false;

          // Kick them sleepy ones so they get the message.
          int threads = config->readInt("encoding_threads");
          for(int cnt = 0; cnt < threads; cnt++) {/*sem_post(input_sem);*/} // FIXME: Kick the other encoders
        }

        // Encode video
        out_v_frame = fame.encode(in_frame);
        out_v_frame->number = in_frame->number;
        out_v_frame->endOfFrameStream = in_frame->endOfFrameStream;
    
        // Create audio frame
        out_a_frame = in_frame;
 
        video_output_queue->push(out_v_frame);
        audio_output_queue->push(out_a_frame);
      }

      delete item;

      item = NULL;

      // Kick reader
      sem_post(read_sem);
    }
  }

  info->info("MovEncoder::stop");
}






















































/*

// this runs in a thread
void MovEncoder::thread_main()
{
  info->info("MovEncoder::run");
  //  static volatile int test = 0;
#ifndef NEW_QUEUE
  int v_outsize = 0;
  int a_outsize = 0;
#endif
  int insize = 0;

  // Run with slightly lower priority than MovEncoderWriter AND AudioEncoder
  nice(3);

  FrameVector *item;
  Frame *in_frame;
  Frame *out_v_frame;
  Frame *out_a_frame;

  LibFAMEWrapper fame(info);

  // Process until running == false and the queue is empty
  while(*running) {
    sem_wait(input_sem);

    // Lock inout mutex
    pthread_mutex_lock(input_mutex);
    item = inputqueue->front();
    inputqueue->pop();
    insize = inputqueue->size();
    pthread_mutex_unlock(input_mutex);
    // Unlock input mutex

    if(item) {
      for(unsigned int cnt = 0; cnt < item->size(); cnt++) {
        in_frame = item->at(cnt);

        // Check for end of stream
        if(in_frame->endOfFrameStream == true) {
          info->info("endOfFrameStream in MovEncoder");

          // Signal to stop running
          *running = false;

          // Kick them sleepy ones so they get the message.
          int threads = config->readInt("encoding_threads");
          for(int cnt = 0; cnt < threads; cnt++) sem_post(input_sem);
        }
        // Encode video
        out_v_frame = fame.encode(in_frame);
        out_v_frame->number = in_frame->number;
        out_v_frame->endOfFrameStream = in_frame->endOfFrameStream;
    
        // Create audio frame
        out_a_frame = in_frame;
 
#ifdef NEW_QUEUE        
        video_output_queue->push(out_v_frame);
        audio_output_queue->push(out_a_frame);
#else
        // Lock output mutex
        pthread_mutex_lock(video_output_mutex);
        video_outputqueue->push(out_v_frame);
        v_outsize = video_outputqueue->size();
        pthread_mutex_unlock(video_output_mutex);
        // Unlock output mutex

        // Kick multiplexer (video)
        sem_post(video_output_sem);

        // Lock output mutex
        pthread_mutex_lock(audio_output_mutex);
        audio_outputqueue->push(out_a_frame);
        a_outsize = audio_outputqueue->size();
        pthread_mutex_unlock(audio_output_mutex);
        // Unlock output mutex
        
        // Kick audio encoder
        sem_post(audio_output_sem);
#endif
      }

      delete item;
      item = NULL;

      // Kick reader
      sem_post(read_sem);
    }
  }
  
  //info->info("Input pool size: %d, video output pool size: %d, audio output pool size: %d", 
  //           insize, v_outsize, a_outsize);
  

#ifndef NEW_QUEUE
  // Kick audio encoder
  sem_post(audio_output_sem);

  // Kick multiplexer (video)
  sem_post(video_output_sem);
#endif

  info->info("MovEncoder::stop");
}
*/