snd_pcm_stream_lock_irqsave(ua->playback.substream, flags);snd_pcm_stop(ua->playback.substream, SNDRV_PCM_STATE_XRUN); snd_pcm_stream_unlock_irqrestore(ua->playback.substream, flags); } } 开发者ID:AeroGirl,项目名称:VAR-SOM-AM33-SDK7-Kernel,代码行数:10,代码来源:ua101.c 示例6: ...
snd_pcm_stop(substream, SNDRV_PCM_STATE_DISCONNECTED); ret = IRQ_HANDLED; }returnret; } 开发者ID:19Dan01,项目名称:linux,代码行数:62,代码来源:lpass-platform.c 示例2: pcm_afe_process_rx_pkt ▲点赞 7▼ staticvoidpcm_afe_process_rx_pkt(uint32_topcode,uint32_ttoken,uint32_t*payload,...
腾讯数码讯 苹果在WWDC 2017开发者大会上发布了ARKit套件，已经正式随iOS 11登场，用户已经可以在AppStore...
This adds a virtio based sound card device that provides output and input PCM streams to a virtual guest. In order to build the virtio-snd device the VIRTIO_SND configuration option should be enabled in the hw/audio/Kconfig file. The device can be provided to a guest using the following ...
因此我们必须增加缓冲区长度以减轻声音芯片的工作量。通常，xruns可以听到爆裂声或爆裂声。
I guess the runtime of jackd received failure by call of ioctl with SNDRV_PCM_IOCTL_HW_PARAMS request. Typically, the error code is -ETIMEDOUT. Would I ask you to test jackd with strace(1) command and gather logs? The command line should be: $ strace -tt -f jackd -v -P25 -dalsa...
int (*prepare)(struct snd_pcm_substream *, struct snd_soc_dai *);/* *NOTE:Commands passed to the trigger function are not necessarily * compatible with the current state of the dai. For example this * sequence of commands is possible: START STOP STOP. ...
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int (*prepare)(struct snd_pcm_substream *,struct snd_soc_dai *);/* * NOTE: Commands passed to the trigger function are not necessarily * compatible with the current state of the dai. For example this * sequence of commands is possible: START STOP STOP.* So do not unconditionally use ...
/* Stop DMA */ snd_es18xx_mixer_write(chip, 0x78, 0x00); #ifdef AVOID_POPS - udelay(25000); + mdelay(25); if (chip->caps & ES18XX_PCM2) /* Set Audio 2 volume to 0 */ snd_es18xx_mixer_write(chip, 0x7C, 0);