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Several customers met problem on audio codec porting. In order to figure out cpu dai setting problem or codec dai problem. Create the dummy codec for
1. 在linux kernel目录下执行cd sound/soc/hobot, 该目录为声卡的驱动文件,其中hobot_codec.c为dummy_codec源码,如下图所示: 2. 在kernel目录下执行make menuconifg将dummy_codec加入驱动编译。 3. 在dts文件中,配置对应codec所需要的sound card信息。增加信息参考如下配置: 4. 将内核编译完成后,驱动都会以模块...
5. 音箱故障最常见的就是喇叭问题,一套音响系统中最容易发生的故障其实就是烧坏喇叭,这个有人为因素,但大部分还是音箱本身质量问题; 6. 音箱另外一个常见的故障就是接线端口老化、接触不良,特别是经常移动的音箱容易发生这种故障,音响的声音问题细分下来,有无声、时有时无、音量小、声音异常等,形成的原因各有不同...
Background: The snd-soc-dummy codec is a dummy codec used for testing and sometimes with i2s codecs that doesn't have their own driver. Example of use: https://github.com/skakri/asoc-i2s-loader/blob/master/asoc-i2s-loader.c It restricts ...
codec_test: codec_test { compatible = "linux,snd-soc-dummy"; #sound-dai-cells = <0>; status="okay"; }; // am335x is the clock master (mclk, bit and frame clks) // sound { // compatible = "simple-audio-card"; // simple-audio-card,name = "AM335x-TDM"; ...
Description During the process of using the ES8326 codec, I encountered a dummy output issue. killall pulseaudio do not work, even after masking and then unmasking the pulseaudio service and attempting to restart it, the issue persists. ...
A method aspect of the technique comprises the steps of receiving a signalling message comprising a codec list; determining if a dummy codec indicating a codec list transfer action is to be added to the codec list; adding the dummy codec to the codec list depending on the determination; and ...
The hdmi stub codec has not been used since refactoring of OMAP HDMI audio support. Signed-off-by: Jyri Sarha <jsa...@ti.com> --- sound/soc/codecs/Kconfig | 4 -- sound/soc/codecs/Makefile | 2 - sound/soc/codecs/hdmi.c | 109 --- 3 files changed, 115 deletions(-) delete mo...
g_wszWMVCProduceDummyFrames 数据类型 VT_BOOL 默认值 VARIANT_FALSE 备注 如果此值VARIANT_FALSE,则编解码器不会将任何数据放入重复帧的位流中。 在保留帧编号的应用程序中,虚拟帧非常重要。 一个常见示例是为编码内容维护 SMPTE 时间代码时。 要求 展开表 要求值 最低受支持的客户端 Windows XP [仅限桌面应...