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Fix segmentation fault in filter graph output loop

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Co-authored-by: PioLing <24726315+PioLing@users.noreply.github.com>
This commit is contained in:
copilot-swe-agent[bot] 2026-01-06 07:15:59 +00:00
parent 14f33dc770
commit 083c8d4404
1 changed files with 8 additions and 2 deletions
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10
src/Codec/Transcode.cpp
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@ -34,6 +34,10 @@ std::unique_ptr<AVPacket, void (*)(AVPacket *)> alloc_av_packet() {
return std::unique_ptr<AVPacket, void (*)(AVPacket *)>(av_packet_alloc(), [](AVPacket *pkt) { av_packet_free(&pkt); });
}
std::unique_ptr<AVFrame, void (*)(AVFrame *)> alloc_av_frame() {
return std::unique_ptr<AVFrame, void (*)(AVFrame *)>(av_frame_alloc(), [](AVFrame *frame) { av_frame_free(&frame); });
}
//////////////////////////////////////////////////////////////////////////////////////////
static void on_ffmpeg_log(void *ctx, int level, const char *fmt, va_list args) {
GET_CONFIG(bool, enable_ffmpeg_log, General::kEnableFFmpegLog);
@ -875,12 +879,14 @@ std::tuple<bool, std::string> FFmpegUtils::saveFrame(const FFmpegFrame::Ptr &fra
}
auto pkt = alloc_av_packet();
while (av_buffersink_get_frame(buffersink_ctx, new_frame->get()) >= 0) {
if (avcodec_send_frame(jpeg_codec_ctx.get(), new_frame->get()) == 0) {
auto filt_frame = alloc_av_frame();
while (av_buffersink_get_frame(buffersink_ctx, filt_frame.get()) >= 0) {
if (avcodec_send_frame(jpeg_codec_ctx.get(), filt_frame.get()) == 0) {
while (avcodec_receive_packet(jpeg_codec_ctx.get(), pkt.get()) == 0) {
fwrite(pkt.get()->data, pkt.get()->size, 1, tmp_save_file_jpg.get());
}
}
av_frame_unref(filt_frame.get());
}
return make_tuple<bool, std::string>(true, "");
}