- // file has not been closed yet, close it
- FS_Seek (cl_avidemo_soundfile, 0, SEEK_END);
- i = FS_Tell (cl_avidemo_soundfile);
-
- //"RIFF", (int) unknown (chunk size), "WAVE",
- //"fmt ", (int) 16 (chunk size), (short) format 1 (uncompressed PCM), (short) 2 channels, (int) unknown rate, (int) unknown bytes per second, (short) 4 bytes per sample (channels * bytes per channel), (short) 16 bits per channel
- //"data", (int) unknown (chunk size)
- memcpy (out, "RIFF****WAVEfmt \x10\x00\x00\x00\x01\x00\x02\x00********\x04\x00\x10\0data****", 44);
- // the length of the whole RIFF chunk
- n = i - 8;
- out[4] = (n) & 0xFF;
- out[5] = (n >> 8) & 0xFF;
- out[6] = (n >> 16) & 0xFF;
- out[7] = (n >> 24) & 0xFF;
- // rate
- n = shm->format.speed;
- out[24] = (n) & 0xFF;
- out[25] = (n >> 8) & 0xFF;
- out[26] = (n >> 16) & 0xFF;
- out[27] = (n >> 24) & 0xFF;
- // bytes per second (rate * channels * bytes per channel)
- n = shm->format.speed * 2 * 2;
- out[28] = (n) & 0xFF;
- out[29] = (n >> 8) & 0xFF;
- out[30] = (n >> 16) & 0xFF;
- out[31] = (n >> 24) & 0xFF;
- // the length of the data chunk
- n = i - 44;
- out[40] = (n) & 0xFF;
- out[41] = (n >> 8) & 0xFF;
- out[42] = (n >> 16) & 0xFF;
- out[43] = (n >> 24) & 0xFF;
-
- FS_Seek (cl_avidemo_soundfile, 0, SEEK_SET);
- FS_Write (cl_avidemo_soundfile, out, 44);
- FS_Close (cl_avidemo_soundfile);
- cl_avidemo_soundfile = NULL;
+ unsigned char *snd_out = (unsigned char*)rb_ptr;
+ if (channels == 8) // 7.1 surround
+ {
+ for (i = 0; i < nbframes; i++, painted_ptr++)
+ {
+ val = (painted_ptr->sample[0] >> 8) + 128; *snd_out++ = bound(0, val, 255);
+ val = (painted_ptr->sample[1] >> 8) + 128; *snd_out++ = bound(0, val, 255);
+ val = (painted_ptr->sample[2] >> 8) + 128; *snd_out++ = bound(0, val, 255);
+ val = (painted_ptr->sample[3] >> 8) + 128; *snd_out++ = bound(0, val, 255);
+ val = (painted_ptr->sample[4] >> 8) + 128; *snd_out++ = bound(0, val, 255);
+ val = (painted_ptr->sample[5] >> 8) + 128; *snd_out++ = bound(0, val, 255);
+ val = (painted_ptr->sample[6] >> 8) + 128; *snd_out++ = bound(0, val, 255);
+ val = (painted_ptr->sample[7] >> 8) + 128; *snd_out++ = bound(0, val, 255);
+ }
+ }
+ else if (channels == 6) // 5.1 surround
+ {
+ for (i = 0; i < nbframes; i++, painted_ptr++)
+ {
+ val = (painted_ptr->sample[0] >> 8) + 128; *snd_out++ = bound(0, val, 255);
+ val = (painted_ptr->sample[1] >> 8) + 128; *snd_out++ = bound(0, val, 255);
+ val = (painted_ptr->sample[2] >> 8) + 128; *snd_out++ = bound(0, val, 255);
+ val = (painted_ptr->sample[3] >> 8) + 128; *snd_out++ = bound(0, val, 255);
+ val = (painted_ptr->sample[4] >> 8) + 128; *snd_out++ = bound(0, val, 255);
+ val = (painted_ptr->sample[5] >> 8) + 128; *snd_out++ = bound(0, val, 255);
+ }
+ }
+ else if (channels == 4) // 4.0 surround
+ {
+ for (i = 0; i < nbframes; i++, painted_ptr++)
+ {
+ val = (painted_ptr->sample[0] >> 8) + 128; *snd_out++ = bound(0, val, 255);
+ val = (painted_ptr->sample[1] >> 8) + 128; *snd_out++ = bound(0, val, 255);
+ val = (painted_ptr->sample[2] >> 8) + 128; *snd_out++ = bound(0, val, 255);
+ val = (painted_ptr->sample[3] >> 8) + 128; *snd_out++ = bound(0, val, 255);
+ }
+ }
+ else if (channels == 2) // 2.0 stereo
+ {
+ for (i = 0; i < nbframes; i++, painted_ptr++)
+ {
+ val = (painted_ptr->sample[0] >> 8) + 128; *snd_out++ = bound(0, val, 255);
+ val = (painted_ptr->sample[1] >> 8) + 128; *snd_out++ = bound(0, val, 255);
+ }
+ }
+ else if (channels == 1) // 1.0 mono
+ {
+ for (i = 0;i < nbframes;i++, painted_ptr++)
+ {
+ val = ((painted_ptr->sample[0] + painted_ptr->sample[1]) >> 9) + 128;
+ *snd_out++ = bound(0, val, 255);
+ }
+ }
+
+ // noise is really really annoying
+ if (cls.timedemo)
+ memset(rb_ptr, 128, nbframes * channels);