mixer: Trivial whitespace fix.
[paraslash.git] / spx.h
1 /* Copyright (C) 2010 Andre Noll <maan@tuebingen.mpg.de>, see file COPYING. */
2
3 /**
4 * \file spx.h Structures and prototypes common to the speex audio format
5 * handler and the speex decoder.
6 */
7
8 /**
9 * Information extracted from the first ogg packet.
10 *
11 * It contains tech data but not the content of the attached comment tags.
12 */
13 struct spx_header_info {
14 /** Holds the state of the decoder. */
15 void *state;
16 /** Extracted from header. */
17 int frame_size;
18 /** Current sample rate in Hz. */
19 spx_int32_t sample_rate;
20 /** Current bitrate used by the decoder. */
21 int bitrate;
22 /** Number of frames per packet, extracted from header. */
23 int nframes;
24 /** The number of channels of the current stream. */
25 int channels;
26 /** Only needed for stereo streams. */
27 SpeexStereoState stereo;
28 /** Must be skipped during decode. */
29 int extra_headers;
30 /** Narrow/wide/ultrawide band, bitstream version. */
31 const SpeexMode *mode;
32 };
33
34 int spx_process_header(unsigned char *packet, long bytes,
35 struct spx_header_info *shi);