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1 #ifndef FFMPEG_CLI_H
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2 #define FFMPEG_CLI_H
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3
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4 #include <stdbool.h>
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5
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6 // Result codes
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7 typedef enum {
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8 FFMPEG_OK = 0,
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9 FFMPEG_ERR_INPUT_NOT_FOUND = 1,
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10 FFMPEG_ERR_OUTPUT_FAILED = 2,
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11 FFMPEG_ERR_INVALID_ARGS = 3,
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12 FFMPEG_ERR_PROCESS_FAILED = 4,
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13 } FfmpegResult;
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14
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15 // Image conversion options
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16 typedef struct {
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17 int quality; // 0-100, default 80
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18 int max_width; // 0 = no resize
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19 int max_height; // 0 = no resize
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20 bool preserve_aspect;
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21 } ImageConvertOpts;
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22
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23 // Video conversion options for HLS
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24 typedef struct {
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25 int segment_duration; // seconds, default 6
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26 int video_bitrate; // kbps, 0 = auto
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27 int audio_bitrate; // kbps, 0 = 128
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28 int max_width; // 0 = no resize
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29 int max_height; // 0 = no resize
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30 bool generate_thumbnail;
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31 } HlsConvertOpts;
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32
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33 // Initialize default options
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34 ImageConvertOpts ffmpeg_image_opts_default(void);
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35 HlsConvertOpts ffmpeg_hls_opts_default(void);
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36
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37 // Convert image to WebP format
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38 // output_path should end with .webp
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39 FfmpegResult ffmpeg_image_to_webp(const char* input_path, const char* output_path, ImageConvertOpts* opts);
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40
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41 // Convert video to HLS format
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42 // output_dir is the directory where .m3u8 and .ts files will be created
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43 FfmpegResult ffmpeg_video_to_hls(const char* input_path, const char* output_dir, const char* name, HlsConvertOpts* opts);
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44
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45 // Generate video thumbnail
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46 FfmpegResult ffmpeg_video_thumbnail(const char* input_path, const char* output_path, int timestamp_seconds);
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47
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48 // Get media duration in seconds (works for both audio and video)
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49 FfmpegResult ffmpeg_get_duration(const char* input_path, double* duration_out);
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50
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51 // Check if ffmpeg is available on the system
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52 bool ffmpeg_is_available(void);
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53
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54 // Get last error message
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55 const char* ffmpeg_last_error(void);
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56
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57 #endif // FFMPEG_CLI_H
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