Merge CV, ver=5.1; ops/methods from HV, and interface from CV where possible

[goodguy/history.git] / cinelerra-5.1 / cinelerra / audiov4l2mpeg.C

diff --git a/cinelerra-5.1/cinelerra/audiov4l2mpeg.C b/cinelerra-5.1/cinelerra/audiov4l2mpeg.C
new file mode 100644 (file)
index 0000000..0e26ff0
--- /dev/null
+++ b/cinelerra-5.1/cinelerra/audiov4l2mpeg.C
@@ -0,0 +1,57 @@
+
+/*
+ * CINELERRA
+ * Copyright (C) 2008 Adam Williams <broadcast at earthling dot net>
+ * 
+ * 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
+ * 
+ */
+
+#include "audiov4l2mpeg.h"
+#include "condition.h"
+#include "devicev4l2input.h"
+#include "recordconfig.h"
+
+
+
+
+AudioV4L2MPEG::AudioV4L2MPEG(AudioDevice *device)
+ : AudioMPEG(device)
+{
+}
+
+AudioV4L2MPEG::~AudioV4L2MPEG()
+{
+}
+
+DeviceMPEGInput *AudioV4L2MPEG::get_mpeg_input()
+{
+        return DeviceV4L2Input::get_mpeg_input(device);
+}
+
+int AudioV4L2MPEG::open_input()
+{
+       if( !audio_open ) {
+               if( !mpeg_input ) {
+                       mpeg_input = get_mpeg_input();
+                       if( !mpeg_input ) return 1;
+               }
+               device->in_bits = device->in_config->v4l2_in_bits;
+               mpeg_input->audio_reset();
+               audio_open = 1;
+       }
+       return 0;
+}
+