144 lines
3.0 KiB
C++
144 lines
3.0 KiB
C++
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/*
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* Copyright (c) 2019 Amlogic, Inc. All rights reserved.
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*
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* This source code is subject to the terms and conditions defined in the
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* file 'LICENSE' which is part of this source code package.
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*
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* Description:
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*/
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#define LOG_MODULE_TAG "TV"
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#define LOG_CLASS_TAG "CAmVideo"
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#include <stdio.h>
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#include <stdlib.h>
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#include <stdarg.h>
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#include <fcntl.h>
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#include <sys/ioctl.h>
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#include <string.h>
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#include <errno.h>
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#include <unistd.h>
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#include "tvutils.h"
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#include "CAmVideo.h"
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#include "CTvLog.h"
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CAmVideo::CAmVideo()
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{
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mAmVideoFd = AmVideoOpenMoudle();
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}
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CAmVideo::~CAmVideo()
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{
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AmVideoCloseMoudle();
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}
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int CAmVideo::AmVideoOpenMoudle(void)
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{
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int fd = open(AM_VIDEO_PATH, O_RDWR);
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if (fd < 0) {
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LOGE("Open %s error(%s)!\n", AM_VIDEO_PATH, strerror(errno));
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return -1;
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}
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return fd;
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}
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int CAmVideo::AmVideoCloseMoudle(void)
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{
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if (mAmVideoFd != -1) {
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close (mAmVideoFd);
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mAmVideoFd = -1;
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}
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return 0;
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}
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int CAmVideo::AmVideoDeviceIOCtl(int request, ...)
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{
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int ret = -1;
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va_list ap;
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void *arg;
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va_start (ap, request);
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arg = va_arg (ap, void *);
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va_end (ap);
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ret = ioctl(mAmVideoFd, request, arg);
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return ret;
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}
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int CAmVideo::SetVideoLayerStatus(int status)
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{
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int ret = -1;
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ret = AmVideoDeviceIOCtl(AMSTREAM_IOC_SET_VIDEO_DISABLE, &status);
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if (ret < 0) {
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LOGE("%s:[%d] failed.\n", __FUNCTION__, status);
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} else {
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LOGD("%s:[%d] success.\n", __FUNCTION__, status);
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}
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return ret;
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}
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int CAmVideo::GetVideoLayerStatus(int *status)
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{
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int ret = -1;
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if (status == NULL) {
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LOGE("%s: param is NULL.\n", __FUNCTION__);
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} else {
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int tempVal = 0;
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ret = AmVideoDeviceIOCtl(AMSTREAM_IOC_GET_VIDEO_DISABLE, &tempVal);
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if (ret < 0) {
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LOGE("%s failed.\n", __FUNCTION__);
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} else {
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LOGD("%s success, status is %d.\n", __FUNCTION__, tempVal);
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}
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*status = tempVal;
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}
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return ret;
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}
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int CAmVideo::SetVideoGlobalOutputMode(int mode)
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{
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int ret = -1;
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ret = AmVideoDeviceIOCtl(AMSTREAM_IOC_GLOBAL_SET_VIDEO_OUTPUT, &mode);
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if (ret < 0) {
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LOGE("%s failed.\n", __FUNCTION__);
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} else {
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LOGD("%s success.\n", __FUNCTION__);
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}
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return ret;
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}
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int CAmVideo::GetVideoGlobalOutputMode(int *mode)
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{
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int ret = -1;
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if (mode == NULL) {
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LOGE("%s: param is NULL.\n", __FUNCTION__);
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} else {
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int tempVal = 0;
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ret = AmVideoDeviceIOCtl(AMSTREAM_IOC_GLOBAL_GET_VIDEO_OUTPUT, &tempVal);
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if (ret < 0) {
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LOGE("%s failed.\n", __FUNCTION__);
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} else {
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LOGD("%s success, status is %d.\n", __FUNCTION__, tempVal);
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}
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*mode = tempVal;
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}
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return ret;
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}
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int CAmVideo::GetVideoFrameCount()
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{
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uint32_t frame_count = 0;
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if (AmVideoDeviceIOCtl(AMSTREAM_IOC_GET_NEW_FRAME_COUNT, &frame_count) < 0) {
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LOGE("%s:[%d] failed.\n", __FUNCTION__, frame_count);
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} else {
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LOGD("%s:[%d] success.\n", __FUNCTION__, frame_count);
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}
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return frame_count;
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}
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