gstreamer/ext/mikmod/drv_gst.c

106 lines
1.6 KiB
C
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#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <stdlib.h>
#include "gstmikmod.h"
static int buffer_size;
static SBYTE *audiobuffer = NULL;
extern int need_sync;
static BOOL
mikmod_IsThere (void)
{
return 1;
}
static BOOL
mikmod_Init (void)
{
buffer_size = 32768;
if (!(audiobuffer = (SBYTE *) g_malloc (buffer_size)))
return 1;
return VC_Init ();
}
static void
mikmod_Exit (void)
{
VC_Exit ();
if (audiobuffer) {
g_free (audiobuffer);
audiobuffer = NULL;
}
}
static void
mikmod_Update (void)
{
gint length;
GstBuffer *outdata;
length = VC_WriteBytes ((SBYTE *) audiobuffer, buffer_size);
outdata = gst_buffer_new ();
GST_BUFFER_DATA (outdata) = g_memdup (audiobuffer, length);
GST_BUFFER_SIZE (outdata) = length;
GST_BUFFER_TIMESTAMP (outdata) = timestamp;
if (need_sync == 1) {
/* FIXME, send a flush event or something */
need_sync = 0;
}
gst_pad_push (srcpad, GST_DATA (outdata));
}
static BOOL
mikmod_Reset (void)
{
VC_Exit ();
return VC_Init ();
}
MDRIVER drv_gst = {
NULL,
"mikmod",
"mikmod output driver v1.0",
0, 255,
#if (LIBMIKMOD_VERSION > 0x030106)
"mikmod",
NULL,
#endif
mikmod_IsThere,
VC_SampleLoad,
VC_SampleUnload,
VC_SampleSpace,
VC_SampleLength,
mikmod_Init,
mikmod_Exit,
mikmod_Reset,
VC_SetNumVoices,
VC_PlayStart,
VC_PlayStop,
mikmod_Update,
NULL,
VC_VoiceSetVolume,
VC_VoiceGetVolume,
VC_VoiceSetFrequency,
VC_VoiceGetFrequency,
VC_VoiceSetPanning,
VC_VoiceGetPanning,
VC_VoicePlay,
VC_VoiceStop,
VC_VoiceStopped,
VC_VoiceGetPosition,
VC_VoiceRealVolume
};