mirror of
https://github.com/go-gst/go-gst.git
synced 2025-10-08 01:11:28 +08:00
59 lines
2.1 KiB
Go
59 lines
2.1 KiB
Go
package gst
|
|
|
|
/*
|
|
#include "gst.go.h"
|
|
|
|
static void* allocArgv(int argc) {
|
|
return malloc(sizeof(char *) * argc);
|
|
}
|
|
*/
|
|
import "C"
|
|
import "unsafe"
|
|
|
|
// CAT is the global DebugCategory used for logging from the bindings. It is okay to use
|
|
// it from applications, but plugins should use their own.
|
|
var CAT *DebugCategory
|
|
|
|
// Init is a wrapper around gst_init() and must be called before any
|
|
// other gstreamer calls and is used to initialize everything necessary.
|
|
// In addition to setting up gstreamer for usage, a pointer to a slice of
|
|
// strings may be passed in to parse standard gst command line arguments.
|
|
// args will be modified to remove any flags that were handled.
|
|
// Alternatively, nil may be passed in to not perform any command line
|
|
// parsing.
|
|
//
|
|
// The bindings will also set up their own internal DebugCategory for logging
|
|
// than can be invoked from applications or plugins as well. However, for
|
|
// plugins it is generally better to initialize your own DebugCategory.
|
|
//
|
|
// Deprecated: This is handwritten and will be removed in a future version. Please use the autogenerated bindings instead.
|
|
func Init(args *[]string) {
|
|
if args != nil {
|
|
cargc := C.int(len(*args))
|
|
cargv := (*[0xfff]*C.char)(C.allocArgv(cargc))
|
|
defer C.free(unsafe.Pointer(cargv))
|
|
for i, arg := range *args {
|
|
cargv[i] = C.CString(arg)
|
|
defer C.free(unsafe.Pointer(cargv[i]))
|
|
}
|
|
C.gst_init(&cargc, (***C.char)(unsafe.Pointer(&cargv)))
|
|
unhandled := make([]string, cargc)
|
|
for i := 0; i < int(cargc); i++ {
|
|
unhandled[i] = C.GoString(cargv[i])
|
|
}
|
|
*args = unhandled
|
|
} else {
|
|
C.gst_init(nil, nil)
|
|
}
|
|
CAT = NewDebugCategory("GST_GO", DebugColorFgCyan, "GStreamer Go Bindings")
|
|
}
|
|
|
|
// Deinit is a wrapper for gst_deinit Clean up any resources created by GStreamer in gst_init().
|
|
// It is normally not needed to call this function in a normal application as the resources will automatically be freed
|
|
// when the program terminates. This function is therefore mostly used by testsuites and other memory profiling tools.
|
|
//
|
|
// Deprecated: This is handwritten and will be removed in a future version. Please use the autogenerated bindings instead.
|
|
func Deinit() {
|
|
C.gst_deinit()
|
|
}
|