x264 [error]: invalid width x height (0x0) Segmentation fault (core dumped)

x264是一个开源的视频编码库，用于将视频压缩为H.264格式。它是一个非常流行的视频编码器，被广泛应用于各种视频编码和转码任务中。

根据你提供的错误信息，"x264 [error]: invalid width x height (0x0)"和"Segmentation fault (core dumped)"，可以推测出可能存在以下问题：

1. 宽度和高度无效：错误信息中提到了宽度和高度无效，这可能是由于输入的视频宽度和高度设置不正确导致的。你需要确保输入的视频宽度和高度是有效的数值。

2. 内存分段错误："Segmentation fault (core dumped)"表示程序发生了内存分段错误，这通常是由于访问了无效的内存地址或者内存溢出导致的。这可能是由于程序本身的bug或者其他原因引起的。你可以尝试更新x264库到最新版本，或者检查你的代码是否存在错误。

为了更好地帮助你解决问题，请提供更多关于你使用x264的上下文信息，例如你使用x264的代码或命令行参数，以及输入视频的相关信息。这样我可以给出更具体的建议和解决方案。

相关问题

Astra Segmentation fault (core dumped)

Segmentation fault (core dumped) is an error that occurs when a program tries to access a memory location that it is not allowed to access, or the memory location is corrupted. This error typically indicates a bug in the program.

To troubleshoot this issue with Astra, you can try the following steps:

1. Check for any recent changes: If you made any modifications to the codebase or the environment, try reverting those changes and see if the issue persists.

2. Enable core dump files: By default, the core dump files are often disabled. You can enable them by running the following command before executing your program:

   ulimit -c unlimited

This command sets the maximum size of core files to unlimited.

3. Analyze the core dump file: When the program crashes with a segmentation fault, it typically generates a core dump file that can be analyzed to determine the cause of the crash. You can use tools like `gdb` (GNU Debugger) to analyze the core dump file. Here's an example command to analyze the core dump file:

   gdb <path_to_executable> <path_to_core_dump_file>

Once inside the debugger, you can use commands like `bt` (backtrace) to get more information about the crash.

4. Check for memory-related issues: Segmentation faults often occur due to issues with memory allocation or deallocation. Make sure that you are correctly managing memory in your code and not accessing any invalid memory locations.

5. Review the code and debug: Go through your code and look for any potential causes of the segmentation fault. Use print statements or a debugger to narrow down the problematic code section and identify the root cause.

If you are still unable to resolve the issue, you can provide more details about your specific problem, including the programming language, any error messages, and a code snippet if possible.

QEMU中Segmentation fault (core dumped)

Segmentation fault, often abbreviated as SIGSEGV or segfault, is a common error in the execution of programs on systems that use memory management techniques like paging or segmentation. In QEMU (Quick Emulator), which is a dynamic binary translator and an emulator, a segmentation fault occurs when a program tries to access memory that it's not allowed to, typically due to one of the following reasons:

1. Dereferencing a null or uninitialized pointer: If a pointer points to an invalid memory location, accessing the memory it references will trigger a segmentation fault.

2. Out-of-bounds array access: Attempting to access an index beyond the valid range of an array can lead to a segfault.

3. Writing to read-only memory: If a program tries to modify memory marked as read-only, QEMU will catch this and report a segmentation fault.

4. Invalid memory mapping: If QEMU encounters an attempt to access memory that is not mapped correctly or has been unmapped, it will generate a segfault.

When a segmentation fault occurs in QEMU, the affected program typically terminates abruptly, and the system may generate a core dump, which is a snapshot of the program's memory state at the time of the error. This information can be useful for debugging, as it allows developers to analyze the exact cause of the crash.