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New upstream version 21.0.2+dfsg1

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This commit is contained in:
Sebastian Ramacher 2018-02-19 20:54:37 +01:00
parent 1f1bbb3518
commit baafb6325b
706 changed files with 49633 additions and 5044 deletions
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41
libobs/media-io/audio-io.h
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@ -26,9 +26,13 @@ extern "C" {
#endif
#define MAX_AUDIO_MIXES 6
#define MAX_AUDIO_CHANNELS 2
#define MAX_AUDIO_CHANNELS 8
#define AUDIO_OUTPUT_FRAMES 1024
#define TOTAL_AUDIO_SIZE \
(MAX_AUDIO_MIXES * MAX_AUDIO_CHANNELS * \
AUDIO_OUTPUT_FRAMES * sizeof(float))
/*
* Base audio output component. Use this to create an audio output track
* for the media.
@ -51,18 +55,24 @@ enum audio_format {
AUDIO_FORMAT_FLOAT_PLANAR,
};
/**
* The speaker layout describes where the speakers are located in the room.
* For OBS it dictates:
* * how many channels are available and
* * which channels are used for which speakers.
*
* Standard channel layouts where retrieved from ffmpeg documentation at:
* https://trac.ffmpeg.org/wiki/AudioChannelManipulation
*/
enum speaker_layout {
SPEAKERS_UNKNOWN,
SPEAKERS_MONO,
SPEAKERS_STEREO,
SPEAKERS_2POINT1,
SPEAKERS_QUAD,
SPEAKERS_4POINT1,
SPEAKERS_5POINT1,
SPEAKERS_5POINT1_SURROUND,
SPEAKERS_7POINT1,
SPEAKERS_7POINT1_SURROUND,
SPEAKERS_SURROUND,
SPEAKERS_UNKNOWN, /**< Unknown setting, fallback is stereo. */
SPEAKERS_MONO, /**< Channels: MONO */
SPEAKERS_STEREO, /**< Channels: FL, FR */
SPEAKERS_2POINT1, /**< Channels: FL, FR, LFE */
SPEAKERS_4POINT0, /**< Channels: FL, FR, FC, RC */
SPEAKERS_4POINT1, /**< Channels: FL, FR, FC, LFE, RC */
SPEAKERS_5POINT1, /**< Channels: FL, FR, FC, LFE, RL, RR */
SPEAKERS_7POINT1=8, /**< Channels: FL, FR, FC, LFE, RL, RR, SL, SR */
};
struct audio_data {
@ -102,13 +112,10 @@ static inline uint32_t get_audio_channels(enum speaker_layout speakers)
case SPEAKERS_MONO: return 1;
case SPEAKERS_STEREO: return 2;
case SPEAKERS_2POINT1: return 3;
case SPEAKERS_SURROUND:
case SPEAKERS_QUAD: return 4;
case SPEAKERS_4POINT0: return 4;
case SPEAKERS_4POINT1: return 5;
case SPEAKERS_5POINT1:
case SPEAKERS_5POINT1_SURROUND: return 6;
case SPEAKERS_5POINT1: return 6;
case SPEAKERS_7POINT1: return 8;
case SPEAKERS_7POINT1_SURROUND: return 8;
case SPEAKERS_UNKNOWN: return 0;
}