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New upstream version 24.0.1+dfsg1

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This commit is contained in:
Sebastian Ramacher 2019-09-22 23:19:10 +02:00
parent b14f9eae6d
commit 5a730d6ec3
842 changed files with 42245 additions and 33385 deletions
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109
libobs/media-io/audio-io.h
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@ -25,13 +25,13 @@
extern "C" {
#endif
#define MAX_AUDIO_MIXES 6
#define MAX_AUDIO_CHANNELS 8
#define MAX_AUDIO_MIXES 6
#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))
#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
@ -65,58 +65,67 @@ enum audio_format {
* https://trac.ffmpeg.org/wiki/AudioChannelManipulation
*/
enum speaker_layout {
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 */
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 {
uint8_t *data[MAX_AV_PLANES];
uint32_t frames;
uint64_t timestamp;
uint8_t *data[MAX_AV_PLANES];
uint32_t frames;
uint64_t timestamp;
};
struct audio_output_data {
float *data[MAX_AUDIO_CHANNELS];
float *data[MAX_AUDIO_CHANNELS];
};
typedef bool (*audio_input_callback_t)(void *param,
uint64_t start_ts, uint64_t end_ts, uint64_t *new_ts,
uint32_t active_mixers, struct audio_output_data *mixes);
typedef bool (*audio_input_callback_t)(void *param, uint64_t start_ts,
uint64_t end_ts, uint64_t *new_ts,
uint32_t active_mixers,
struct audio_output_data *mixes);
struct audio_output_info {
const char *name;
const char *name;
uint32_t samples_per_sec;
enum audio_format format;
uint32_t samples_per_sec;
enum audio_format format;
enum speaker_layout speakers;
audio_input_callback_t input_callback;
void *input_param;
void *input_param;
};
struct audio_convert_info {
uint32_t samples_per_sec;
enum audio_format format;
uint32_t samples_per_sec;
enum audio_format format;
enum speaker_layout speakers;
};
static inline uint32_t get_audio_channels(enum speaker_layout speakers)
{
switch (speakers) {
case SPEAKERS_MONO: return 1;
case SPEAKERS_STEREO: return 2;
case SPEAKERS_2POINT1: return 3;
case SPEAKERS_4POINT0: return 4;
case SPEAKERS_4POINT1: return 5;
case SPEAKERS_5POINT1: return 6;
case SPEAKERS_7POINT1: return 8;
case SPEAKERS_UNKNOWN: return 0;
case SPEAKERS_MONO:
return 1;
case SPEAKERS_STEREO:
return 2;
case SPEAKERS_2POINT1:
return 3;
case SPEAKERS_4POINT0:
return 4;
case SPEAKERS_4POINT1:
return 5;
case SPEAKERS_5POINT1:
return 6;
case SPEAKERS_7POINT1:
return 8;
case SPEAKERS_UNKNOWN:
return 0;
}
return 0;
@ -169,23 +178,22 @@ static inline bool is_audio_planar(enum audio_format format)
}
static inline size_t get_audio_planes(enum audio_format format,
enum speaker_layout speakers)
enum speaker_layout speakers)
{
return (is_audio_planar(format) ? get_audio_channels(speakers) : 1);
}
static inline size_t get_audio_size(enum audio_format format,
enum speaker_layout speakers, uint32_t frames)
enum speaker_layout speakers,
uint32_t frames)
{
bool planar = is_audio_planar(format);
return (planar ? 1 : get_audio_channels(speakers)) *
get_audio_bytes_per_channel(format) *
frames;
get_audio_bytes_per_channel(format) * frames;
}
static inline uint64_t audio_frames_to_ns(size_t sample_rate,
uint64_t frames)
static inline uint64_t audio_frames_to_ns(size_t sample_rate, uint64_t frames)
{
util_uint128_t val;
val = util_mul64_64(frames, 1000000000ULL);
@ -193,8 +201,7 @@ static inline uint64_t audio_frames_to_ns(size_t sample_rate,
return val.low;
}
static inline uint64_t ns_to_audio_frames(size_t sample_rate,
uint64_t frames)
static inline uint64_t ns_to_audio_frames(size_t sample_rate, uint64_t frames)
{
util_uint128_t val;
val = util_mul64_64(frames, sample_rate);
@ -202,21 +209,22 @@ static inline uint64_t ns_to_audio_frames(size_t sample_rate,
return val.low;
}
#define AUDIO_OUTPUT_SUCCESS 0
#define AUDIO_OUTPUT_SUCCESS 0
#define AUDIO_OUTPUT_INVALIDPARAM -1
#define AUDIO_OUTPUT_FAIL -2
#define AUDIO_OUTPUT_FAIL -2
EXPORT int audio_output_open(audio_t **audio, struct audio_output_info *info);
EXPORT void audio_output_close(audio_t *audio);
typedef void (*audio_output_callback_t)(void *param, size_t mix_idx,
struct audio_data *data);
struct audio_data *data);
EXPORT bool audio_output_connect(audio_t *video, size_t mix_idx,
const struct audio_convert_info *conversion,
audio_output_callback_t callback, void *param);
const struct audio_convert_info *conversion,
audio_output_callback_t callback, void *param);
EXPORT void audio_output_disconnect(audio_t *video, size_t mix_idx,
audio_output_callback_t callback, void *param);
audio_output_callback_t callback,
void *param);
EXPORT bool audio_output_active(const audio_t *audio);
@ -224,9 +232,8 @@ EXPORT size_t audio_output_get_block_size(const audio_t *audio);
EXPORT size_t audio_output_get_planes(const audio_t *audio);
EXPORT size_t audio_output_get_channels(const audio_t *audio);
EXPORT uint32_t audio_output_get_sample_rate(const audio_t *audio);
EXPORT const struct audio_output_info *audio_output_get_info(
const audio_t *audio);
EXPORT const struct audio_output_info *
audio_output_get_info(const audio_t *audio);
#ifdef __cplusplus
}