Home
last modified time | relevance | path

Searched refs:audio (Results 1 – 25 of 65) sorted by relevance

123

/AliOS-Things-master/hardware/chip/haas1000/drivers/services/multimedia/
A DMakefile23 mmlib_obj += audio/process/adp/src/
24 mmlib_obj += audio/process/anc/src/
25 mmlib_obj += audio/process/fir2iir/src/
27 mmlib_obj += audio/process/common/src/
29 mmlib_obj += audio/process/drc/src/
30 mmlib_obj += audio/process/filters/src/
31 mmlib_obj += audio/process/limiter/src/
44 mmlib_obj += audio/codec/sbc/src/
73 mmlib_obj += audio/codec/opus/src/
81 mmlib_obj += audio/codec/minimp3/
[all …]
/AliOS-Things-master/components/SDL2/src/audio/haiku/
A DSDL_haikuaudio.cc54 if (!SDL_AtomicGet(&audio->enabled) || SDL_AtomicGet(&audio->paused)) { in FillSound()
55 if (audio->stream) { in FillSound()
56 SDL_AudioStreamClear(audio->stream); in FillSound()
58 SDL_memset(stream, audio->spec.silence, len); in FillSound()
62 SDL_assert(audio->spec.size == len); in FillSound()
65 SDL_LockMutex(audio->mixer_lock); in FillSound()
67 SDL_UnlockMutex(audio->mixer_lock); in FillSound()
72 callback(audio->callbackspec.userdata, audio->work_buffer, stream_len); in FillSound()
73 if (SDL_AudioStreamPut(audio->stream, audio->work_buffer, stream_len) == -1) { in FillSound()
74 SDL_AudioStreamClear(audio->stream); in FillSound()
[all …]
/AliOS-Things-master/components/ai_agent/src/engine/tflite-micro/tensorflow/lite/experimental/microfrontend/python/kernel_tests/
A Daudio_microfrontend_op_test.py43 audio = tf.constant(
47 audio,
61 audio = tf.constant(
65 audio,
82 audio = tf.constant(
86 audio,
102 audio = tf.constant(
106 audio,
124 audio = tf.constant(
128 audio,
[all …]
/AliOS-Things-master/components/ai_agent/src/engine/tflite-micro/tensorflow/lite/experimental/microfrontend/
A DREADME.md2 The most common module used by most audio processing modules is the feature
3 generation (also called frontend). It receives raw audio input, and produces
6 More specifically the audio signal goes through a pre-emphasis filter
14 operations that encapsulate the functionality of the audio frontend.
16 Both frontend Ops receives audio data and produces as many unstacked frames
17 (filterbanks) as audio is passed in, according to the configuration.
34 > given audio input.*
41 positioning in the audio stream, and the amount), as needed to produce the
46 For example, a 200ms audio input will produce an output tensor of shape
49 audio at 180ms there’s not enough audio to construct a complete window.
[all …]
/AliOS-Things-master/components/uvoice/
A DCMakeLists.txt56 audio/audio_stream.c
57 audio/audio_common.c
58 audio/audio_mixer.c
59 audio/audio_process.c
60 audio/audio_trigger.c
61 audio/process/proc_equalizer.c
62 audio/process/proc_resample.c
63 audio/hal/linux/uvoice_pcm.c
125 audio
142 #add_subdirectory(audio/process/opensource/libsox)
[all …]
/AliOS-Things-master/components/ai_agent/src/engine/tflite-micro/tensorflow/lite/experimental/microfrontend/python/ops/
A Daudio_microfrontend_op.py34 def audio_microfrontend(audio, argument
102 audio_shape = audio.shape
106 audio = array_ops.reshape(audio, [-1])
109 audio, sample_rate, window_size, window_step, num_channels,
/AliOS-Things-master/components/SDL2/src/audio/emscripten/
A DSDL_emscriptenaudio.c38 var numChannels = SDL2.audio.currentOutputBuffer['numberOfChannels']; in FeedAudioDevice()
40 var channelData = SDL2.audio.currentOutputBuffer['getChannelData'](c); in FeedAudioDevice()
175 if (SDL2.audio.scriptProcessorNode != undefined) { in EMSCRIPTENAUDIO_CloseDevice()
176 SDL2.audio.scriptProcessorNode.disconnect(); in EMSCRIPTENAUDIO_CloseDevice()
177 SDL2.audio.scriptProcessorNode = undefined; in EMSCRIPTENAUDIO_CloseDevice()
179 SDL2.audio = undefined; in EMSCRIPTENAUDIO_CloseDevice()
208 SDL2.audio = {}; in EMSCRIPTENAUDIO_OpenDevice()
325 SDL2.audio.scriptProcessorNode['onaudioprocess'] = function (e) { in EMSCRIPTENAUDIO_OpenDevice()
326 if ((SDL2 === undefined) || (SDL2.audio === undefined)) { return; } in EMSCRIPTENAUDIO_OpenDevice()
327 SDL2.audio.currentOutputBuffer = e['outputBuffer']; in EMSCRIPTENAUDIO_OpenDevice()
[all …]
/AliOS-Things-master/hardware/chip/haas1000/drivers/apps/mic/
A DMakefile18 -Iservices/multimedia/audio/process/resample/include \
19 -Iservices/multimedia/audio/process/filters/include \
20 -Iservices/multimedia/audio/process/drc/include \
21 -Iservices/multimedia/audio/process/anc/include\
55 -Iservices/multimedia/audio/codec/sbc/inc \
56 -Iservices/multimedia/audio/codec/sbc/src/inc \
/AliOS-Things-master/hardware/chip/haas1000/drivers/services/audio_process/
A DMakefile11 -Iservices/multimedia/audio/process/filters/include \
12 -Iservices/multimedia/audio/process/common/include \
13 -Iservices/multimedia/audio/process/drc/include \
14 -Iservices/multimedia/audio/process/limiter/include \
/AliOS-Things-master/components/ai_agent/src/engine/tflite-micro/tensorflow/lite/experimental/microfrontend/lib/
A DREADME.md3 A feature generation library (also called frontend) that receives raw audio
6 The raw audio input is expected to be 16-bit PCM features, with a configurable
7 sample rate. More specifically the audio signal goes through a pre-emphasis
27 int16_t* audio_data = ; // PCM audio samples at 16KHz.
28 size_t audio_size = ; // Number of audio samples.
39 samples needed from the audio data to produce a single feature vector (according
/AliOS-Things-master/components/SDL2/src/audio/nacl/
A DSDL_naclaudio.c96 ppb_audio->StopPlayback(hidden->audio); in NACLAUDIO_CloseDevice()
98 core->ReleaseResource(hidden->audio); in NACLAUDIO_CloseDevice()
124 private->audio = ppb_audio->Create( in NACLAUDIO_OpenDevice()
131 ppb_audio->StartPlayback(private->audio); in NACLAUDIO_OpenDevice()
A DSDL_naclaudio.h38 PP_Resource audio; member
/AliOS-Things-master/components/py_engine/framework/
A Dspeech_utils.py15 from audio import Player,Snd
208 audio = response['audios'][0]
209 id = audio['id']
210 format = audio['format']
214 'url': audio['url'],
/AliOS-Things-master/hardware/chip/haas1000/drivers/config/
A DMakefile59 -Iservices/multimedia/audio/process/filters/include \
60 -Iservices/multimedia/audio/process/drc/include \
61 -Iservices/multimedia/audio/process/limiter/include
/AliOS-Things-master/components/ai_agent/src/engine/tflite-micro/tensorflow/lite/experimental/microfrontend/ops/
A Daudio_microfrontend_op.cc208 const Tensor* audio; in Compute() local
209 OP_REQUIRES_OK(ctx, ctx->input("audio", &audio)); in Compute()
210 OP_REQUIRES(ctx, TensorShapeUtils::IsVector(audio->shape()), in Compute()
214 reinterpret_cast<const int16_t*>(audio->tensor_data().data()); in Compute()
215 int audio_size = audio->NumElements(); in Compute()
/AliOS-Things-master/solutions/tflite_micro_speech_demo/micro_speech/train/speech_commands/
A Dinput_data.py130 wav_decoder = tf.audio.decode_wav(wav_loader, desired_channels=1)
133 feed_dict={wav_filename_placeholder: filename}).audio.flatten()
148 wav_encoder = tf.audio.encode_wav(wav_data_placeholder,
358 wav_decoder = tf.audio.decode_wav(wav_loader, desired_channels=1)
364 feed_dict={wav_filename_placeholder: wav_path}).audio.flatten()
400 wav_decoder = tf.audio.decode_wav(
405 scaled_foreground = tf.multiply(wav_decoder.audio,
665 wav_decoder = tf.audio.decode_wav(
668 scaled_foreground = tf.multiply(wav_decoder.audio,
A DREADME.md4 tutorial at https://www.tensorflow.org/tutorials/audio/simple_audio.
A Dfreeze.py98 decoded_sample_data = tf.audio.decode_wav(
104 decoded_sample_data.audio,
134 tf.multiply(decoded_sample_data.audio, 32767), tf.int16)
/AliOS-Things-master/hardware/chip/haas1000/drivers/apps/factory/
A DMakefile26 -Iservices/multimedia/audio/codec/sbc/inc \
27 -Iservices/multimedia/audio/codec/sbc/src/inc \
/AliOS-Things-master/components/SDL2/docs/
A DREADME-porting.md35 src/audio/*.c
48 src/audio/disk/*.c
49 src/audio/dummy/*.c
/AliOS-Things-master/hardware/chip/haas1000/drivers/apps/main/
A DMakefile49 -Iservices/ai_voice/audio \
79 -Iservices/multimedia/audio/codec/sbc/inc \
80 -Iservices/multimedia/audio/codec/sbc/src/inc \
/AliOS-Things-master/components/SDL2/test/
A DREADME7 testaudioinfo Lists audio device capabilities
17 testmultiaudio Tests using several audio devices
/AliOS-Things-master/hardware/chip/haas1000/drivers/apps/cmd/
A DMakefile10 -Iservices/multimedia/audio/process/filters/include
/AliOS-Things-master/components/SDL2/
A Dsdl2.pc.in9 …cross-platform multimedia library designed to provide low level access to audio, keyboard, mouse, …
/AliOS-Things-master/hardware/chip/haas1000/drivers/services/hw_dsp/
A DMakefile25 -Iservices/multimedia/audio/process/filters/include

Completed in 20 milliseconds

123