Edit File by line

/* SPDX-License-Identifier: LGPL-2.1+ WITH Linux-syscall-note */

[0] Fix | Delete

[1] Fix | Delete

* audio.h

[2] Fix | Delete

[3] Fix | Delete

[4] Fix | Delete

* & Marcus Metzler <marcus@convergence.de>

[5] Fix | Delete

* for convergence integrated media GmbH

[6] Fix | Delete

[7] Fix | Delete

* This program is free software; you can redistribute it and/or

[8] Fix | Delete

* modify it under the terms of the GNU General Lesser Public License

[9] Fix | Delete

* as published by the Free Software Foundation; either version 2.1

[10] Fix | Delete

* of the License, or (at your option) any later version.

[11] Fix | Delete

[12] Fix | Delete

* This program is distributed in the hope that it will be useful,

[13] Fix | Delete

* but WITHOUT ANY WARRANTY; without even the implied warranty of

[14] Fix | Delete

* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the

[15] Fix | Delete

* GNU General Public License for more details.

[16] Fix | Delete

[17] Fix | Delete

* You should have received a copy of the GNU Lesser General Public License

[18] Fix | Delete

* along with this program; if not, write to the Free Software

[19] Fix | Delete

* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.

[20] Fix | Delete

[21] Fix | Delete

[22] Fix | Delete

[23] Fix | Delete

#ifndef _DVBAUDIO_H_

[24] Fix | Delete

#define _DVBAUDIO_H_

[25] Fix | Delete

[26] Fix | Delete

#include <linux/types.h>

[27] Fix | Delete

[28] Fix | Delete

typedef enum {

[29] Fix | Delete

AUDIO_SOURCE_DEMUX, /* Select the demux as the main source */

[30] Fix | Delete

AUDIO_SOURCE_MEMORY /* Select internal memory as the main source */

[31] Fix | Delete

} audio_stream_source_t;

[32] Fix | Delete

[33] Fix | Delete

[34] Fix | Delete

typedef enum {

[35] Fix | Delete

AUDIO_STOPPED, /* Device is stopped */

[36] Fix | Delete

AUDIO_PLAYING, /* Device is currently playing */

[37] Fix | Delete

AUDIO_PAUSED /* Device is paused */

[38] Fix | Delete

} audio_play_state_t;

[39] Fix | Delete

[40] Fix | Delete

[41] Fix | Delete

typedef enum {

[42] Fix | Delete

AUDIO_STEREO,

[43] Fix | Delete

AUDIO_MONO_LEFT,

[44] Fix | Delete

AUDIO_MONO_RIGHT,

[45] Fix | Delete

AUDIO_MONO,

[46] Fix | Delete

AUDIO_STEREO_SWAPPED

[47] Fix | Delete

} audio_channel_select_t;

[48] Fix | Delete

[49] Fix | Delete

[50] Fix | Delete

typedef struct audio_mixer {

[51] Fix | Delete

unsigned int volume_left;

[52] Fix | Delete

unsigned int volume_right;

[53] Fix | Delete

// what else do we need? bass, pass-through, ...

[54] Fix | Delete

} audio_mixer_t;

[55] Fix | Delete

[56] Fix | Delete

[57] Fix | Delete

typedef struct audio_status {

[58] Fix | Delete

int AV_sync_state; /* sync audio and video? */

[59] Fix | Delete

int mute_state; /* audio is muted */

[60] Fix | Delete

audio_play_state_t play_state; /* current playback state */

[61] Fix | Delete

audio_stream_source_t stream_source; /* current stream source */

[62] Fix | Delete

audio_channel_select_t channel_select; /* currently selected channel */

[63] Fix | Delete

int bypass_mode; /* pass on audio data to */

[64] Fix | Delete

audio_mixer_t mixer_state; /* current mixer state */

[65] Fix | Delete

} audio_status_t; /* separate decoder hardware */

[66] Fix | Delete

[67] Fix | Delete

[68] Fix | Delete

typedef

[69] Fix | Delete

struct audio_karaoke { /* if Vocal1 or Vocal2 are non-zero, they get mixed */

[70] Fix | Delete

int vocal1; /* into left and right t at 70% each */

[71] Fix | Delete

int vocal2; /* if both, Vocal1 and Vocal2 are non-zero, Vocal1 gets*/

[72] Fix | Delete

int melody; /* mixed into the left channel and */

[73] Fix | Delete

/* Vocal2 into the right channel at 100% each. */

[74] Fix | Delete

/* if Melody is non-zero, the melody channel gets mixed*/

[75] Fix | Delete

} audio_karaoke_t; /* into left and right */

[76] Fix | Delete

[77] Fix | Delete

[78] Fix | Delete

typedef __u16 audio_attributes_t;

[79] Fix | Delete

/* bits: descr. */

[80] Fix | Delete

/* 15-13 audio coding mode (0=ac3, 2=mpeg1, 3=mpeg2ext, 4=LPCM, 6=DTS, */

[81] Fix | Delete

/* 12 multichannel extension */

[82] Fix | Delete

/* 11-10 audio type (0=not spec, 1=language included) */

[83] Fix | Delete

/* 9- 8 audio application mode (0=not spec, 1=karaoke, 2=surround) */

[84] Fix | Delete

/* 7- 6 Quantization / DRC (mpeg audio: 1=DRC exists)(lpcm: 0=16bit, */

[85] Fix | Delete

/* 5- 4 Sample frequency fs (0=48kHz, 1=96kHz) */

[86] Fix | Delete

/* 2- 0 number of audio channels (n+1 channels) */

[87] Fix | Delete

[88] Fix | Delete

[89] Fix | Delete

/* for GET_CAPABILITIES and SET_FORMAT, the latter should only set one bit */

[90] Fix | Delete

#define AUDIO_CAP_DTS 1

[91] Fix | Delete

#define AUDIO_CAP_LPCM 2

[92] Fix | Delete

#define AUDIO_CAP_MP1 4

[93] Fix | Delete

#define AUDIO_CAP_MP2 8

[94] Fix | Delete

#define AUDIO_CAP_MP3 16

[95] Fix | Delete

#define AUDIO_CAP_AAC 32

[96] Fix | Delete

#define AUDIO_CAP_OGG 64

[97] Fix | Delete

#define AUDIO_CAP_SDDS 128

[98] Fix | Delete

#define AUDIO_CAP_AC3 256

[99] Fix | Delete

[100] Fix | Delete

#define AUDIO_STOP _IO('o', 1)

[101] Fix | Delete

#define AUDIO_PLAY _IO('o', 2)

[102] Fix | Delete

#define AUDIO_PAUSE _IO('o', 3)

[103] Fix | Delete

#define AUDIO_CONTINUE _IO('o', 4)

[104] Fix | Delete

#define AUDIO_SELECT_SOURCE _IO('o', 5)

[105] Fix | Delete

#define AUDIO_SET_MUTE _IO('o', 6)

[106] Fix | Delete

#define AUDIO_SET_AV_SYNC _IO('o', 7)

[107] Fix | Delete

#define AUDIO_SET_BYPASS_MODE _IO('o', 8)

[108] Fix | Delete

#define AUDIO_CHANNEL_SELECT _IO('o', 9)

[109] Fix | Delete

#define AUDIO_GET_STATUS _IOR('o', 10, audio_status_t)

[110] Fix | Delete

[111] Fix | Delete

#define AUDIO_GET_CAPABILITIES _IOR('o', 11, unsigned int)

[112] Fix | Delete

#define AUDIO_CLEAR_BUFFER _IO('o', 12)

[113] Fix | Delete

#define AUDIO_SET_ID _IO('o', 13)

[114] Fix | Delete

#define AUDIO_SET_MIXER _IOW('o', 14, audio_mixer_t)

[115] Fix | Delete

#define AUDIO_SET_STREAMTYPE _IO('o', 15)

[116] Fix | Delete

#define AUDIO_SET_EXT_ID _IO('o', 16)

[117] Fix | Delete

#define AUDIO_SET_ATTRIBUTES _IOW('o', 17, audio_attributes_t)

[118] Fix | Delete

#define AUDIO_SET_KARAOKE _IOW('o', 18, audio_karaoke_t)

[119] Fix | Delete

[120] Fix | Delete

/**

[121] Fix | Delete

* AUDIO_GET_PTS

[122] Fix | Delete

[123] Fix | Delete

* Read the 33 bit presentation time stamp as defined

[124] Fix | Delete

* in ITU T-REC-H.222.0 / ISO/IEC 13818-1.

[125] Fix | Delete

[126] Fix | Delete

* The PTS should belong to the currently played

[127] Fix | Delete

* frame if possible, but may also be a value close to it

[128] Fix | Delete

* like the PTS of the last decoded frame or the last PTS

[129] Fix | Delete

* extracted by the PES parser.

[130] Fix | Delete

[131] Fix | Delete

#define AUDIO_GET_PTS _IOR('o', 19, __u64)

[132] Fix | Delete

#define AUDIO_BILINGUAL_CHANNEL_SELECT _IO('o', 20)

[133] Fix | Delete

[134] Fix | Delete

#endif /* _DVBAUDIO_H_ */

[135] Fix | Delete

[136] Fix | Delete