huxi
110 lines
2.7 KiB
C
110 lines
2.7 KiB
C
#ifdef SUPPORT_MS_EXTENSIONS
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#pragma bss_seg(".dev_flow_recoder.data.bss")
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#pragma data_seg(".dev_flow_recoder.data")
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#pragma const_seg(".dev_flow_recoder.text.const")
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#pragma code_seg(".dev_flow_recoder.text")
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#endif
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#include "jlstream.h"
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#include "dev_flow_recoder.h"
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struct dev_flow_recoder {
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struct jlstream *stream;
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};
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static struct dev_flow_recoder *g_dev_flow_recoder = NULL;
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static void dev_flow_recoder_callback(void *private_data, int event)
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{
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struct dev_flow_recoder *recoder = g_dev_flow_recoder;
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struct jlstream *stream = (struct jlstream *)private_data;
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switch (event) {
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case STREAM_EVENT_START:
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break;
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}
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}
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//自定义数据流recoder 启动
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int dev_flow_recoder_open(void)
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{
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int err = 0;
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struct dev_flow_recoder *recoder;
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if (g_dev_flow_recoder) {
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return -EBUSY;
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}
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u16 uuid = jlstream_event_notify(STREAM_EVENT_GET_PIPELINE_UUID, (int)"dev_flow");
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if (uuid == 0) {
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return -EFAULT;
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}
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recoder = malloc(sizeof(*recoder));
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if (!recoder) {
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return -ENOMEM;
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}
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/*
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导入自定义音频流的源节点UUID，如下ADC节点为NODE_UUID_ADC,
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若是其他源节点，需使用对应节点的UUID
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*/
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recoder->stream = jlstream_pipeline_parse(uuid, NODE_UUID_ADC);
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if (!recoder->stream) {
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err = -ENOMEM;
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goto __exit0;
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}
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/*-----以下用于设置当前数据对应节点的特性-----*/
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//设置当前数据流-自定义输出节点的参数
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/* struct stream_fmt fmt = {0}; */
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/* err = jlstream_node_ioctl(recoder->stream, NODE_UUID_SINK_DEV, NODE_IOC_SET_FMT, (int)(&fmt)); */
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//设置当前数据流-ADC的中断点数
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/* err += jlstream_node_ioctl(recoder->stream, NODE_UUID_SOURCE, NODE_IOC_SET_PRIV_FMT, 256); */
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if (err) {
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goto __exit1;
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}
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jlstream_set_callback(recoder->stream, recoder->stream, dev_flow_recoder_callback);
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jlstream_set_scene(recoder->stream, STREAM_SCENE_DEV_FLOW);
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err = jlstream_start(recoder->stream);
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if (err) {
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goto __exit1;
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}
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g_dev_flow_recoder = recoder;
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return 0;
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__exit1:
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jlstream_release(recoder->stream);
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__exit0:
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free(recoder);
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return err;
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}
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//自定义数据流recoder 查询是否活动
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bool dev_flow_recoder_runing(void)
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{
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return g_dev_flow_recoder != NULL;
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}
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//自定义数据流recoder 关闭
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void dev_flow_recoder_close(void)
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{
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struct dev_flow_recoder *recoder = g_dev_flow_recoder;
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if (!recoder) {
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return;
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}
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jlstream_stop(recoder->stream, 0);
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jlstream_release(recoder->stream);
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free(recoder);
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g_dev_flow_recoder = NULL;
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jlstream_event_notify(STREAM_EVENT_CLOSE_RECODER, (int)"dev_flow");
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}
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