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Searched refs:silence (Results 1 - 25 of 46) sorted by relevance

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/third_party/alsa-lib/src/pcm/
H A Dpcm_misc.c406 * \brief Return 64 bit expressing silence for a PCM sample format
408 * \return silence 64 bit word
568 * \brief Return 32 bit expressing silence for a PCM sample format
570 * \return silence 32 bit word
579 * \brief Return 16 bit expressing silence for a PCM sample format
581 * \return silence 16 bit word
590 * \brief Return 8 bit expressing silence for a PCM sample format
592 * \return silence 8 bit word
613 uint8_t silence = snd_pcm_format_silence_64(format); in snd_pcm_format_set_silence() local
618 memset(data, silence, samples in snd_pcm_format_set_silence()
622 uint8_t silence = snd_pcm_format_silence_64(format); snd_pcm_format_set_silence() local
627 uint16_t silence = snd_pcm_format_silence_64(format); snd_pcm_format_set_silence() local
638 uint32_t silence = snd_pcm_format_silence_64(format); snd_pcm_format_set_silence() local
658 uint32_t silence = snd_pcm_format_silence_64(format); snd_pcm_format_set_silence() local
669 uint64_t silence = snd_pcm_format_silence_64(format); snd_pcm_format_set_silence() local
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H A Dpcm.c393 The silence threshold specifies the count of frames before an underrun when the
394 buffer gets filled with frames of silence according to the silence size parameter
3140 * \param samples samples to silence
3151 uint64_t silence; in snd_pcm_area_silence() local
3156 silence = snd_pcm_format_silence_64(format); in snd_pcm_area_silence()
3168 *dstp++ = silence; in snd_pcm_area_silence()
3176 uint8_t s0 = silence & 0xf0; in snd_pcm_area_silence()
3177 uint8_t s1 = silence & 0x0f; in snd_pcm_area_silence()
3198 uint8_t sil = silence; in snd_pcm_area_silence()
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/third_party/pulseaudio/src/tests/
H A Dmemblockq-test.c187 pa_memchunk silence; in START_TEST() local
203 silence = memchunk_from_str(p, "__"); in START_TEST()
205 bq = pa_memblockq_new("test memblockq", idx, maxlength, tlength, &ss, prebuf, minreq, maxrewind, &silence); in START_TEST()
230 pa_memblock_unref(silence.memblock); in START_TEST()
241 pa_memchunk silence; in START_TEST() local
251 silence = memchunk_from_str(p, "__"); in START_TEST()
253 bq = pa_memblockq_new("test memblockq", 0, 200, 10, &ss, 4, 4, 40, &silence); in START_TEST()
327 pa_memblock_unref(silence.memblock); in START_TEST()
340 pa_memchunk silence, data; in START_TEST() local
356 silence in START_TEST()
402 pa_memchunk silence, data, chunk; START_TEST() local
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H A Dconnect-stress.c124 char silence[8192]; in stream_write_callback() local
126 memset(silence, 0, sizeof(silence)); in stream_write_callback()
129 int n = PA_MIN(sizeof(silence), nbytes); in stream_write_callback()
130 pa_stream_write(stream, silence, n, NULL, 0, 0); in stream_write_callback()
/third_party/pulseaudio/src/pulsecore/
H A Dplay-memchunk.c44 pa_memchunk silence; in pa_play_memchunk() local
50 pa_silence_memchunk_get(&sink->core->silence_cache, sink->core->mempool, &silence, ss, 0); in pa_play_memchunk()
51 q = pa_memblockq_new("pa_play_memchunk() q", 0, chunk->length, 0, ss, 1, 1, 0, &silence); in pa_play_memchunk()
52 pa_memblock_unref(silence.memblock); in pa_play_memchunk()
H A Dmemblockq.c46 pa_memchunk *silence) { in pa_memblockq_new()
74 if (silence) { in pa_memblockq_new()
75 bq->silence = *silence; in pa_memblockq_new()
76 pa_memblock_ref(bq->silence.memblock); in pa_memblockq_new()
89 if (bq->silence.memblock) in pa_memblockq_free()
90 pa_memblock_unref(bq->silence.memblock); in pa_memblockq_free()
417 /* Do we need to spit out silence? */ in pa_memblockq_peek()
421 /* How much silence shall we return? */ in pa_memblockq_peek()
429 /* We need to return silence, sinc in pa_memblockq_peek()
37 pa_memblockq_new( const char *name, int64_t idx, size_t maxlength, size_t tlength, const pa_sample_spec *sample_spec, size_t prebuf, size_t minreq, size_t maxrewind, pa_memchunk *silence) pa_memblockq_new() argument
913 pa_memblockq_set_silence(pa_memblockq *bq, pa_memchunk *silence) pa_memblockq_set_silence() argument
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H A Dsound-file-stream.c239 pa_memchunk silence; in pa_play_file() local
321 pa_sink_input_get_silence(u->sink_input, &silence); in pa_play_file()
322 u->memblockq = pa_memblockq_new("sound-file-stream memblockq", 0, MEMBLOCKQ_MAXLENGTH, 0, &ss, 1, 1, 0, &silence); in pa_play_file()
323 pa_memblock_unref(silence.memblock); in pa_play_file()
H A Dmemblockq.h61 to 0 pa_memblockq_pop() will return a silence memblock
70 - silence: return this memchunk when reading uninitialized data
81 pa_memchunk *silence);
98 pa_memchunk silence; member
170 * fail: 1. prebuffering is active, 2. queue is empty and no silence
172 * but we're currently at a hole in the queue and no silence memblock
178 * silence memchunk for this memblockq if you use this call. */
184 /* Rewind the read index. If the history is shorter than the specified length we'll point to silence afterwards. */
200 /* Set the queue to silence, set write index to read index */
203 /* Set the queue to silence, se
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H A Dprotocol-simple.c523 pa_memchunk silence; in pa_simple_protocol_connect() local
558 pa_sink_input_get_silence(c->sink_input, &silence); in pa_simple_protocol_connect()
568 &silence); in pa_simple_protocol_connect()
569 pa_memblock_unref(silence.memblock); in pa_simple_protocol_connect()
/third_party/gptfdisk/
H A Dsgdisk.cc38 int silence = open("/dev/null", 0); in ohos_dump() local
39 dup2(silence, STDOUT_FILENO); in ohos_dump()
40 dup2(silence, STDERR_FILENO); in ohos_dump()
/third_party/ffmpeg/libavcodec/
H A Dopusenc_psy.c81 int silence = 0, ch, i, j; in step_collect_psy_metrics() local
117 silence |= !!st->energy[ch][i]; in step_collect_psy_metrics()
129 st->silence = !silence; in step_collect_psy_metrics()
189 if (!s->steps[silent_frames]->silence) in flush_silent_frames()
216 if (s->steps[0]->silence && flush_silent_frames(s)) in psy_output_groups()
258 int silence = 1; in ff_opus_psy_celt_frame_init() local
266 silence &= s->steps[index*(1 << f->size) + i]->silence; in ff_opus_psy_celt_frame_init()
268 f->silence in ff_opus_psy_celt_frame_init()
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H A Ddsddec.c39 * out completely by any playback system --> silence
46 uint8_t silence; in decode_init() local
57 silence = avctx->codec_id == AV_CODEC_ID_DSD_LSBF || avctx->codec_id == AV_CODEC_ID_DSD_LSBF_PLANAR ? DSD_SILENCE_REVERSED : DSD_SILENCE; in decode_init()
60 memset(s[i].buf, silence, sizeof(s[i].buf)); in decode_init()
H A Dopus_celt.c339 f->silence = 0; in ff_celt_decode_frame()
366 /* obtain silence flag */ in ff_celt_decode_frame()
368 f->silence = 1; in ff_celt_decode_frame()
370 f->silence = ff_opus_rc_dec_log(rc, 15); in ff_celt_decode_frame()
373 if (f->silence) { in ff_celt_decode_frame()
424 if (f->silence) { in ff_celt_decode_frame()
H A Dopusenc_psy.h34 int silence; member
H A Dopus.h159 int silence; member
H A Dopus_celt.h117 int silence; /* Frame is filled with silence */ member
/third_party/mesa3d/src/mapi/glapi/gen/
H A Dgl_apitemp.py67 silence = ''
83 silence += "%s(void) %s;" % (space, p.name);
105 if silence:
106 print(' %s' % (silence))
214 * This is just used to silence compiler warnings.
/third_party/ffmpeg/libswresample/
H A Dswresample.c158 free_temp(&s->silence); in clear_context()
432 s->silence = s->in; in swr_init()
957 if((ret=swri_realloc_audio(&s->silence, count))<0) in swr_inject_silence()
960 if(s->silence.planar) for(i=0; i<s->silence.ch_count; i++) { in swr_inject_silence()
961 memset(s->silence.ch[i], s->silence.bps==1 ? 0x80 : 0, count*s->silence.bps); in swr_inject_silence()
963 memset(s->silence.ch[0], s->silence in swr_inject_silence()
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H A Daudioconvert.h45 uint8_t silence[8]; ///< silence input sample member
H A Daudioconvert.c168 memset(ctx->silence, 0x80, sizeof(ctx->silence)); in swri_audio_convert_alloc()
243 const uint8_t *pi= ich < 0 ? ctx->silence : in->ch[ich]; in swri_audio_convert()
/third_party/ffmpeg/libavfilter/
H A Daf_silenceremove.c114 { "start_periods", "set periods of silence parts to skip from start", OFFSET(start_periods), AV_OPT_TYPE_INT, {.i64=0}, 0, 9000, AF },
115 { "start_duration", "set start duration of non-silence part", OFFSET(start_duration_opt), AV_OPT_TYPE_DURATION, {.i64=0}, 0, INT32_MAX, AF },
116 { "start_threshold", "set threshold for start silence detection", OFFSET(start_threshold), AV_OPT_TYPE_DOUBLE, {.dbl=0}, 0, DBL_MAX, AF },
117 { "start_silence", "set start duration of silence part to keep", OFFSET(start_silence_opt), AV_OPT_TYPE_DURATION, {.i64=0}, 0, INT32_MAX, AF },
121 { "stop_periods", "set periods of silence parts to skip from end", OFFSET(stop_periods), AV_OPT_TYPE_INT, {.i64=0}, -9000, 9000, AF },
122 { "stop_duration", "set stop duration of non-silence part", OFFSET(stop_duration_opt), AV_OPT_TYPE_DURATION, {.i64=0}, 0, INT32_MAX, AF },
123 { "stop_threshold", "set threshold for stop silence detection", OFFSET(stop_threshold), AV_OPT_TYPE_DOUBLE, {.dbl=0}, 0, DBL_MAX, AF },
124 { "stop_silence", "set stop duration of silence part to keep", OFFSET(stop_silence_opt), AV_OPT_TYPE_DURATION, {.i64=0}, 0, INT32_MAX, AF },
126 { "detection", "set how silence is detected", OFFSET(detection), AV_OPT_TYPE_INT, {.i64=D_RMS}, D_PEAK,D_RMS, AF, "detection" },
129 { "window", "set duration of window for silence detectio
557 AVFrame *silence; flush() local
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/third_party/pulseaudio/src/modules/
H A Dmodule-virtual-sink.c487 pa_memchunk silence; in pa__init() local
616 pa_sink_input_get_silence(u->sink_input, &silence); in pa__init()
617 u->memblockq = pa_memblockq_new("module-virtual-sink memblockq", 0, MEMBLOCKQ_MAXLENGTH, 0, &ss, 1, 1, 0, &silence); in pa__init()
618 pa_memblock_unref(silence.memblock); in pa__init()
H A Dmodule-virtual-surround-sink.c714 pa_memchunk silence; in pa__init() local
931 pa_sink_input_get_silence(u->sink_input, &silence); in pa__init()
947 /* add silence to the hrir until we get enough samples out of the resampler */ in pa__init()
1131 u->memblockq_sink = pa_memblockq_new("module-virtual-surround-sink memblockq (input)", 0, MEMBLOCKQ_MAXLENGTH, sink_bytes(u, BLOCK_SIZE), &ss_input, 0, 0, sink_bytes(u, u->fftlen), &silence); in pa__init()
1132 pa_memblock_unref(silence.memblock); in pa__init()
/third_party/pulseaudio/src/modules/rtp/
H A Dmodule-rtp-recv.c479 pa_memchunk silence; in session_new() local
552 pa_sink_input_get_silence(s->sink_input, &silence); in session_new()
568 &silence); in session_new()
570 pa_memblock_unref(silence.memblock); in session_new()
/third_party/wpa_supplicant/wpa_supplicant-2.9_standard/hs20/client/
H A DMakefile17 TEST_WK := $(shell pkg-config --silence-errors --cflags webkitgtk-3.0)

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