LOAD_AVS_FUNC(avs_release_video_frame, 0);
LOAD_AVS_FUNC(avs_take_clip, 0);
#ifdef USING_AVISYNTH
- LOAD_AVS_FUNC(avs_bits_per_pixel, 0);
- LOAD_AVS_FUNC(avs_get_height_p, 0);
- LOAD_AVS_FUNC(avs_get_pitch_p, 0);
- LOAD_AVS_FUNC(avs_get_read_ptr_p, 0);
- LOAD_AVS_FUNC(avs_get_row_size_p, 0);
- LOAD_AVS_FUNC(avs_is_yv24, 0);
- LOAD_AVS_FUNC(avs_is_yv16, 0);
- LOAD_AVS_FUNC(avs_is_yv411, 0);
- LOAD_AVS_FUNC(avs_is_y8, 0);
+ LOAD_AVS_FUNC(avs_bits_per_pixel, 1);
+ LOAD_AVS_FUNC(avs_get_height_p, 1);
+ LOAD_AVS_FUNC(avs_get_pitch_p, 1);
+ LOAD_AVS_FUNC(avs_get_read_ptr_p, 1);
+ LOAD_AVS_FUNC(avs_get_row_size_p, 1);
+ LOAD_AVS_FUNC(avs_is_yv24, 1);
+ LOAD_AVS_FUNC(avs_is_yv16, 1);
+ LOAD_AVS_FUNC(avs_is_yv411, 1);
+ LOAD_AVS_FUNC(avs_is_y8, 1);
#endif
#undef LOAD_AVS_FUNC
avs->vi = avs_library.avs_get_video_info(avs->clip);
#ifdef USING_AVISYNTH
- /* FFmpeg only supports AviSynth 2.6 on Windows. Since AvxSynth
- * identifies itself as interface version 3 like 2.5.8, this
- * needs to be special-cased. */
+ /* On Windows, FFmpeg supports AviSynth interface version 6 or higher.
+ * This includes AviSynth 2.6 RC1 or higher, and AviSynth+ r1718 or higher,
+ * and excludes 2.5 and the 2.6 alphas. Since AvxSynth identifies itself
+ * as interface version 3 like 2.5.8, this needs to be special-cased. */
- if (avs_library.avs_get_version(avs->clip) == 3) {
+ if (avs_library.avs_get_version(avs->clip) < 6) {
av_log(s, AV_LOG_ERROR,
- "AviSynth 2.5.8 not supported. Please upgrade to 2.6.\n");
+ "AviSynth version is too old. Please upgrade to either AviSynth 2.6 >= RC1 or AviSynth+ >= r1718.\n");
ret = AVERROR_UNKNOWN;
goto fail;
}