void show_protocols(void)
{
void *opaque = NULL;
const char *name;
printf("Supported file protocols:\n"
"Input:\n");
while ((name = avio_enum_protocols(&opaque, 0)))
printf("%s\n", name);
printf("Output:\n");
while ((name = avio_enum_protocols(&opaque, 1)))
printf("%s\n", name);
}
static int is_avio_supported_protocol(xine_t *xine, const char *mrl)
{
char *mrl_protocol = strdup(mrl);
char *pt = strchr(mrl_protocol, ':');
int result = 0;
if (pt) {
const char *protocol;
void *iter;
*pt = 0;
for (iter = NULL; NULL != (protocol = avio_enum_protocols(&iter, 0)); ) {
if (!strcmp(mrl_protocol, protocol)) {
xprintf (xine, XINE_VERBOSITY_LOG, LOG_MODULE": using avio protocol '%s' for '%s'\n", protocol, mrl);
result = 1;
}
}
}
if (!result) {
xprintf (xine, XINE_VERBOSITY_LOG, LOG_MODULE": no avio protocol for '%s'\n", mrl);
}
free(mrl_protocol);
return result;
}
const char *avio_enum_protocols(void **opaque, int output)
{
URLProtocol **p = opaque;
*p = *p ? (*p)->next : first_protocol;
if (!*p) return NULL;
if ((output && (*p)->url_write) || (!output && (*p)->url_read))
return (*p)->name;
return avio_enum_protocols(opaque, output);
}
const char *avio_enum_protocols(void **opaque, int output)
{
URLProtocol **p = (URLProtocol **)opaque;
*p = ffurl_protocol_next(*p);
if (!*p) return NULL;
if ((output && (*p)->url_write) || (!output && (*p)->url_read))
return (*p)->name;
return avio_enum_protocols(opaque, output);
}
const char *avio_enum_protocols(void **opaque, int output)
{
URLProtocol *p;
*opaque = ffurl_protocol_next(*opaque);
if (!(p = *opaque)) return NULL;
if ((output && p->url_write) || (!output && p->url_read))
return p->name;
return avio_enum_protocols(opaque, output);
}
const char *avio_enum_protocols(void **opaque, int output)
{
URLProtocol *p = *opaque;
p = p ? p->next : first_protocol;
if (!p) return NULL;
if ((output && p->url_write) || (!output && p->url_read))
return p->name;
return avio_enum_protocols(opaque, output);
}
static inline bool
input_ffmpeg_supported(void)
{
#if LIBAVFORMAT_VERSION_INT >= AV_VERSION_INT(53,0,0)
void *opaque = NULL;
return avio_enum_protocols(&opaque, 0) != NULL;
#else
return av_protocol_next(NULL) != NULL;
#endif
}
/**
* com.leixiaohua1020.sffmpegandroidhelloworld.MainActivity.urlprotocolinfo()
* Protocol Support Information
*/
JNIEXPORT jstring Java_com_leixiaohua1020_sffmpegandroidhelloworld_MainActivity_urlprotocolinfo(JNIEnv *env, jobject obj){
char info[40000]={0};
av_register_all();
struct URLProtocol *pup = NULL;
//Input
struct URLProtocol **p_temp = &pup;
avio_enum_protocols((void **)p_temp, 0);
while ((*p_temp) != NULL){
sprintf(info, "%s[In ][%10s]\n", info, avio_enum_protocols((void **)p_temp, 0));
}
pup = NULL;
//Output
avio_enum_protocols((void **)p_temp, 1);
while ((*p_temp) != NULL){
sprintf(info, "%s[Out][%10s]\n", info, avio_enum_protocols((void **)p_temp, 1));
}
//LOGE("%s", info);
return (*env)->NewStringUTF(env, info);
}
// TODO: move to QtAV::supportedFormats(bool out). custom protols?
const QStringList &AVMuxer::supportedProtocols()
{
static bool called = false;
static QStringList protocols;
if (called)
return protocols;
called = true;
if (!protocols.isEmpty())
return protocols;
#if QTAV_HAVE(AVDEVICE)
protocols << "avdevice";
#endif
av_register_all(); // MUST register all input/output formats
void* opq = 0;
const char* protocol = avio_enum_protocols(&opq, 1);
while (protocol) {
// static string, no deep copy needed. but QByteArray::fromRawData(data,size) assumes data is not null terminated and we must give a size
protocols.append(protocol);
protocol = avio_enum_protocols(&opq, 1);
}
return protocols;
}
const char *avio_enum_protocols(void **opaque, int output)
{
const URLProtocol **p = *opaque;
p = p ? p + 1 : url_protocols;
*opaque = p;
if (!*p) {
*opaque = NULL;
return NULL;
}
if ((output && (*p)->url_write) || (!output && (*p)->url_read))
return (*p)->name;
return avio_enum_protocols(opaque, output);
}
void *init_avio_input_plugin (xine_t *xine, void *data) {
input_class_t *this;
const char *protocol;
void *iter;
for (iter = NULL; NULL != (protocol = avio_enum_protocols(&iter, 0)); ) {
xprintf (xine, XINE_VERBOSITY_DEBUG, LOG_MODULE": found avio protocol '%s'\n", protocol);
}
this = calloc(1, sizeof(input_class_t));
pthread_once( &once_control, init_once_routine );
this->get_instance = input_avio_get_instance;
this->description = N_("libavio input plugin");
this->identifier = INPUT_AVIO_ID;
this->get_dir = NULL;
this->get_autoplay_list = NULL;
this->dispose = default_input_class_dispose;
this->eject_media = NULL;
return this;
}
void SysinfoDlg::GetSysinfo(){
//取得系统支持的格式信息（协议，封装格式，编码器）
av_register_all();
//初始化
si.first_c=NULL;
si.first_if=NULL;
si.first_up=NULL;
URLProtocol **pup=&(si.first_up);
avio_enum_protocols((void **)pup,0);
int up_index=0;
while((*pup)!=NULL){
CString f_index,name,isread,iswrite,priv_data_size;
int nIndex=0;
#ifdef _UNICODE
name.Format(_T("%S"),(*pup)->name);
#else
//大%S在unicode工程下，后面的参数作为ansi看待
name.Format(_T("%s"),(*pup)->name);
#endif
priv_data_size.Format(_T("%d"),(*pup)->priv_data_size);
f_index.Format(_T("%d"),up_index);
//获取当前记录条数
nIndex=sysinfosubup.m_sysinfoup.GetItemCount();
//“行”数据结构
LV_ITEM lvitem;
lvitem.mask=LVIF_TEXT;
lvitem.iItem=nIndex;
lvitem.iSubItem=0;
//注：vframe_index不可以直接赋值！
//务必使用f_index执行Format!再赋值！
lvitem.pszText=f_index.GetBuffer();
//lvitem.pszText=(LPWSTR)(LPCTSTR)f_index;
//------------------------
sysinfosubup.m_sysinfoup.InsertItem(&lvitem);
sysinfosubup.m_sysinfoup.SetItemText(nIndex,1,name);
//下一个
avio_enum_protocols((void **)pup,0);
up_index++;
}
si.first_if= av_iformat_next(NULL);
si.first_c=av_codec_next(NULL);
AVInputFormat *if_temp=si.first_if;
AVCodec *c_temp=si.first_c;
//InputFormat
int if_index=0;
while(if_temp!=NULL){
CString f_index,name,long_name,extensions,priv_data_size;
int nIndex=0;
#ifdef _UNICODE
name.Format(_T("%S"),if_temp->name);
long_name.Format(_T("%S"),if_temp->long_name);
extensions.Format(_T("%S"),if_temp->extensions);
#else
name.Format(_T("%s"),if_temp->name);
long_name.Format(_T("%s"),if_temp->long_name);
extensions.Format(_T("%s"),if_temp->extensions);
#endif
priv_data_size.Format(_T("%d"),if_temp->priv_data_size);
f_index.Format(_T("%d"),if_index);
//获取当前记录条数
nIndex=sysinfosubif.m_sysinfoif.GetItemCount();
//“行”数据结构
LV_ITEM lvitem;
lvitem.mask=LVIF_TEXT;
lvitem.iItem=nIndex;
lvitem.iSubItem=0;
//注：vframe_index不可以直接赋值！
//务必使用f_index执行Format!再赋值！
lvitem.pszText=f_index.GetBuffer();
//------------------------
sysinfosubif.m_sysinfoif.InsertItem(&lvitem);
sysinfosubif.m_sysinfoif.SetItemText(nIndex,1,name);
sysinfosubif.m_sysinfoif.SetItemText(nIndex,2,long_name);
sysinfosubif.m_sysinfoif.SetItemText(nIndex,3,extensions);
sysinfosubif.m_sysinfoif.SetItemText(nIndex,4,priv_data_size);
if_temp=if_temp->next;
if_index++;
}
//Codec
int c_index=0;
while(c_temp!=NULL){
CString f_index,name,long_name,priv_data_size,capabilities,
supported_framerates,pix_fmts,supported_samplerates,sample_fmts,channel_layouts;
int nIndex=0;
#ifdef _UNICODE
name.Format(_T("%S"),c_temp->name);
long_name.Format(_T("%S"),c_temp->long_name);
#else
name.Format(_T("%s"),c_temp->name);
long_name.Format(_T("%s"),c_temp->long_name);
#endif
priv_data_size.Format(_T("%d"),c_temp->priv_data_size);
f_index.Format(_T("%d"),c_index);
//“行”数据结构
LV_ITEM lvitem;
lvitem.mask=LVIF_TEXT;
lvitem.iSubItem=0;
switch(c_temp->type){
case AVMEDIA_TYPE_VIDEO:
if(c_temp->supported_framerates==NULL){
supported_framerates.Format(_T("Any"));
}else{
float sf_cal=0.0;
sf_cal=(c_temp->supported_framerates->num)/(c_temp->supported_framerates->den);
supported_framerates.Format(_T("%f"),sf_cal);
}
if(c_temp->pix_fmts==NULL){
pix_fmts.Format(_T("Unknown"));
}else{
const enum AVPixelFormat *pf_temp=c_temp->pix_fmts;
while(*pf_temp!=-1){
pix_fmts.AppendFormat(_T("%d;"),*pf_temp);
pf_temp++;
}
}
//获取当前记录条数
nIndex=sysinfosubvc.m_sysinfovc.GetItemCount();
lvitem.iItem=nIndex;
lvitem.pszText=f_index.GetBuffer();
//------------------------
sysinfosubvc.m_sysinfovc.InsertItem(&lvitem);
sysinfosubvc.m_sysinfovc.SetItemText(nIndex,1,name);
sysinfosubvc.m_sysinfovc.SetItemText(nIndex,2,long_name);
sysinfosubvc.m_sysinfovc.SetItemText(nIndex,3,supported_framerates);
sysinfosubvc.m_sysinfovc.SetItemText(nIndex,4,pix_fmts);
sysinfosubvc.m_sysinfovc.SetItemText(nIndex,5,priv_data_size);
break;
case AVMEDIA_TYPE_AUDIO:
if(c_temp->supported_samplerates==NULL){
supported_samplerates.Format(_T("Unknown"));
}else{
const int *sr_temp=c_temp->supported_samplerates;
while(*sr_temp!=0){
supported_samplerates.AppendFormat(_T("%d;"),*sr_temp);
sr_temp++;
}
}
if(c_temp->sample_fmts==NULL){
pix_fmts.Format(_T("Any"));
}else{
const enum AVSampleFormat *sf_temp=c_temp->sample_fmts;
while(*sf_temp!=-1){
sample_fmts.AppendFormat(_T("%d;"),*sf_temp);
sf_temp++;
}
}
//获取当前记录条数
nIndex=sysinfosubac.m_sysinfoac.GetItemCount();
lvitem.iItem=nIndex;
lvitem.pszText=f_index.GetBuffer();
//------------------------
sysinfosubac.m_sysinfoac.InsertItem(&lvitem);
sysinfosubac.m_sysinfoac.SetItemText(nIndex,1,name);
sysinfosubac.m_sysinfoac.SetItemText(nIndex,2,long_name);
sysinfosubac.m_sysinfoac.SetItemText(nIndex,3,supported_samplerates);
sysinfosubac.m_sysinfoac.SetItemText(nIndex,4,sample_fmts);
sysinfosubac.m_sysinfoac.SetItemText(nIndex,5,priv_data_size);
break;
default:
//获取当前记录条数
nIndex=sysinfosuboc.m_sysinfooc.GetItemCount();
lvitem.iItem=nIndex;
lvitem.pszText=f_index.GetBuffer();
//------------------------
sysinfosuboc.m_sysinfooc.InsertItem(&lvitem);
sysinfosuboc.m_sysinfooc.SetItemText(nIndex,1,name);
sysinfosuboc.m_sysinfooc.SetItemText(nIndex,2,long_name);
sysinfosuboc.m_sysinfooc.SetItemText(nIndex,3,priv_data_size);
break;
}
c_temp=c_temp->next;
c_index++;
}
}
