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FFmpegAndroid/app/src/main/cpp/ffmpeg_cmd.c

25 lines
770 B

#include <jni.h>
#include "ffmpeg.h"
JNIEXPORT jint JNICALL Java_com_frank_ffmpeg_FFmpegCmd_handle
(JNIEnv *env, jclass obj, jobjectArray commands){
int argc = (*env)->GetArrayLength(env, commands);
char **argv = (char**)malloc(argc * sizeof(char*));
int i;
int result;
for (i = 0; i < argc; i++) {
jstring jstr = (jstring) (*env)->GetObjectArrayElement(env, commands, i);
char* temp = (char*) (*env)->GetStringUTFChars(env, jstr, 0);
argv[i] = malloc(1024);
strcpy(argv[i], temp);
(*env)->ReleaseStringUTFChars(env, jstr, temp);
}
//执行ffmpeg命令
result = run(argc, argv);
//释放内存
for (i = 0; i < argc; i++) {
free(argv[i]);
}
free(argv);
return result;
}