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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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70
plugins/obs-filters/limiter-filter.c
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@ -8,21 +8,23 @@
/* -------------------------------------------------------- */
#define do_log(level, format, ...) \
#define do_log(level, format, ...) \
blog(level, "[limiter: '%s'] " format, \
obs_source_get_name(cd->context), ##__VA_ARGS__)
obs_source_get_name(cd->context), ##__VA_ARGS__)
#define warn(format, ...) do_log(LOG_WARNING, format, ##__VA_ARGS__)
#define info(format, ...) do_log(LOG_INFO, format, ##__VA_ARGS__)
#define warn(format, ...) do_log(LOG_WARNING, format, ##__VA_ARGS__)
#define info(format, ...) do_log(LOG_INFO, format, ##__VA_ARGS__)
#ifdef _DEBUG
#define debug(format, ...) do_log(LOG_DEBUG, format, ##__VA_ARGS__)
#define debug(format, ...) do_log(LOG_DEBUG, format, ##__VA_ARGS__)
#else
#define debug(format, ...)
#endif
/* -------------------------------------------------------- */
/* clang-format off */
#define S_THRESHOLD "threshold"
#define S_RELEASE_TIME "release_time"
@ -39,6 +41,8 @@
#define MS_IN_S 1000
#define MS_IN_S_F ((float)MS_IN_S)
/* clang-format on */
/* -------------------------------------------------------- */
struct limiter_data {
@ -82,20 +86,19 @@ static void limiter_update(void *data, obs_data_t *s)
const uint32_t sample_rate =
audio_output_get_sample_rate(obs_get_audio());
const size_t num_channels =
audio_output_get_channels(obs_get_audio());
const size_t num_channels = audio_output_get_channels(obs_get_audio());
float attack_time_ms = ATK_TIME;
const float release_time_ms =
(float)obs_data_get_int(s, S_RELEASE_TIME);
const float output_gain_db = 0;
const float output_gain_db = 0;
cd->threshold = (float)obs_data_get_double(s, S_THRESHOLD);
cd->attack_gain = gain_coefficient(sample_rate,
attack_time_ms / MS_IN_S_F);
cd->release_gain = gain_coefficient(sample_rate,
release_time_ms / MS_IN_S_F);
cd->attack_gain =
gain_coefficient(sample_rate, attack_time_ms / MS_IN_S_F);
cd->release_gain =
gain_coefficient(sample_rate, release_time_ms / MS_IN_S_F);
cd->output_gain = db_to_mul(output_gain_db);
cd->num_channels = num_channels;
cd->sample_rate = sample_rate;
@ -109,7 +112,7 @@ static void limiter_update(void *data, obs_data_t *s)
static void *limiter_create(obs_data_t *settings, obs_source_t *filter)
{
struct limiter_data *cd = bzalloc(sizeof(struct limiter_data));
cd->context = filter;
cd->context = filter;
limiter_update(cd, settings);
return cd;
@ -123,8 +126,8 @@ static void limiter_destroy(void *data)
bfree(cd);
}
static void analyze_envelope(struct limiter_data *cd,
float **samples, const uint32_t num_samples)
static void analyze_envelope(struct limiter_data *cd, float **samples,
const uint32_t num_samples)
{
if (cd->envelope_buf_len < num_samples) {
resize_env_buffer(cd, num_samples);
@ -154,7 +157,7 @@ static void analyze_envelope(struct limiter_data *cd,
}
static inline void process_compression(const struct limiter_data *cd,
float **samples, uint32_t num_samples)
float **samples, uint32_t num_samples)
{
for (size_t i = 0; i < num_samples; ++i) {
const float env_db = mul_to_db(cd->envelope_buf[i]);
@ -170,7 +173,7 @@ static inline void process_compression(const struct limiter_data *cd,
}
static struct obs_audio_data *limiter_filter_audio(void *data,
struct obs_audio_data *audio)
struct obs_audio_data *audio)
{
struct limiter_data *cd = data;
@ -178,7 +181,7 @@ static struct obs_audio_data *limiter_filter_audio(void *data,
if (num_samples == 0)
return audio;
float **samples = (float**)audio->data;
float **samples = (float **)audio->data;
analyze_envelope(cd, samples, num_samples);
process_compression(cd, samples, num_samples);
return audio;
@ -193,23 +196,30 @@ static void limiter_defaults(obs_data_t *s)
static obs_properties_t *limiter_properties(void *data)
{
obs_properties_t *props = obs_properties_create();
obs_property_t *p;
obs_properties_add_float_slider(props, S_THRESHOLD, TEXT_THRESHOLD, MIN_THRESHOLD_DB, MAX_THRESHOLD_DB, 0.1);
obs_properties_add_int_slider(props, S_RELEASE_TIME, TEXT_RELEASE_TIME, MIN_ATK_RLS_MS, MAX_RLS_MS, 1);
p = obs_properties_add_float_slider(props, S_THRESHOLD, TEXT_THRESHOLD,
MIN_THRESHOLD_DB, MAX_THRESHOLD_DB,
0.1);
obs_property_float_set_suffix(p, " dB");
p = obs_properties_add_int_slider(props, S_RELEASE_TIME,
TEXT_RELEASE_TIME, MIN_ATK_RLS_MS,
MAX_RLS_MS, 1);
obs_property_int_set_suffix(p, " ms");
UNUSED_PARAMETER(data);
return props;
}
struct obs_source_info limiter_filter = {
.id = "limiter_filter",
.type = OBS_SOURCE_TYPE_FILTER,
.output_flags = OBS_SOURCE_AUDIO,
.get_name = limiter_name,
.create = limiter_create,
.destroy = limiter_destroy,
.update = limiter_update,
.filter_audio = limiter_filter_audio,
.get_defaults = limiter_defaults,
.get_properties = limiter_properties,
.id = "limiter_filter",
.type = OBS_SOURCE_TYPE_FILTER,
.output_flags = OBS_SOURCE_AUDIO,
.get_name = limiter_name,
.create = limiter_create,
.destroy = limiter_destroy,
.update = limiter_update,
.filter_audio = limiter_filter_audio,
.get_defaults = limiter_defaults,
.get_properties = limiter_properties,
};