86 lines
2.2 KiB
C
86 lines
2.2 KiB
C
#ifndef AGE_MOVIE_H
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#define AGE_MOVIE_H
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#include <stddef.h>
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#include <stdint.h>
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#if defined(_WIN32)
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#define AGE_MOVIE_API __declspec(dllexport)
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#define AGE_MOVIE_CALL __cdecl
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#else
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#define AGE_MOVIE_API __attribute__((visibility("default")))
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#define AGE_MOVIE_CALL
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#endif
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef struct age_movie age_movie;
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typedef struct age_movie_info {
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int32_t width;
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int32_t height;
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int64_t stop_time_ms;
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int32_t frame_rate_num;
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int32_t frame_rate_den;
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int32_t has_audio;
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int32_t audio_sample_rate;
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int32_t audio_channels;
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int32_t audio_frame_samples;
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} age_movie_info;
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enum age_movie_result {
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AGE_MOVIE_EOF = 0,
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AGE_MOVIE_FRAME = 1,
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AGE_MOVIE_ERROR = -1,
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AGE_MOVIE_INVALID_ARGUMENT = -2,
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AGE_MOVIE_BUFFER_TOO_SMALL = -3
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};
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AGE_MOVIE_API uint32_t AGE_MOVIE_CALL age_movie_abi_version(void);
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/* Copies bytes before returning; the caller's buffer is borrowed only during this call. */
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AGE_MOVIE_API int32_t AGE_MOVIE_CALL age_movie_open(
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const uint8_t *bytes,
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size_t length,
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age_movie **out_movie,
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age_movie_info *out_info,
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char *error_buffer,
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size_t error_buffer_size);
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/*
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* Seeks both the video and audio demux/decoder pipelines to the keyframe at or before
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* position_ms. The caller performs decoded-sample preroll to the exact requested position.
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*/
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AGE_MOVIE_API int32_t AGE_MOVIE_CALL age_movie_seek(
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age_movie *movie,
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int64_t position_ms);
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/* Writes one tightly packed top-down RGBA8 frame and its zero-based presentation timestamp. */
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AGE_MOVIE_API int32_t AGE_MOVIE_CALL age_movie_decode_video(
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age_movie *movie,
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uint8_t *rgba,
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size_t rgba_size,
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int64_t *out_pts_ms);
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/*
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* Writes one interleaved stereo float32 PCM block and its presentation timestamp.
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* out_frame_count is also populated with the required frame count when the buffer is too small.
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*/
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AGE_MOVIE_API int32_t AGE_MOVIE_CALL age_movie_decode_audio(
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age_movie *movie,
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float *stereo,
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size_t frame_capacity,
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int32_t *out_frame_count,
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int64_t *out_pts_ms);
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AGE_MOVIE_API const char *AGE_MOVIE_CALL age_movie_last_error(const age_movie *movie);
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AGE_MOVIE_API void AGE_MOVIE_CALL age_movie_close(age_movie *movie);
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#ifdef __cplusplus
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}
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#endif
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#endif
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