video2x/include/libvideo2x/avutils.h

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#pragma once
extern "C" {
#include <libavformat/avformat.h>
}
namespace video2x {
namespace avutils {
AVRational get_video_frame_rate(AVFormatContext *ifmt_ctx, int in_vstream_idx);
int64_t get_video_frame_count(AVFormatContext *ifmt_ctx, int in_vstream_idx);
AVPixelFormat get_encoder_default_pix_fmt(const AVCodec *encoder, AVPixelFormat target_pix_fmt);
float get_frame_diff(AVFrame *frame1, AVFrame *frame2);
void av_bufferref_deleter(AVBufferRef *bufferref);
void av_frame_deleter(AVFrame *frame);
void av_packet_deleter(AVPacket *packet);
} // namespace avutils
} // namespace video2x