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lavfi/vf_libplacebo: allow linking to shared library with dllimport

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Address of dll imported variables can't be used for constant
initialization in C language modes.
pull/389/head
Kacper Michajłow 2 years ago committed by Niklas Haas
parent 65fe18040a
commit 1aeefc4c06
1 changed files with 21 additions and 18 deletions
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  1. 39
      libavfilter/vf_libplacebo.c

39
libavfilter/vf_libplacebo.c
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@ -56,23 +56,6 @@ enum {
TONE_MAP_COUNT,
};
static const struct pl_tone_map_function * const tonemapping_funcs[TONE_MAP_COUNT] = {
[TONE_MAP_AUTO] = &pl_tone_map_auto,
[TONE_MAP_CLIP] = &pl_tone_map_clip,
#if PL_API_VER >= 246
[TONE_MAP_ST2094_40] = &pl_tone_map_st2094_40,
[TONE_MAP_ST2094_10] = &pl_tone_map_st2094_10,
#endif
[TONE_MAP_BT2390] = &pl_tone_map_bt2390,
[TONE_MAP_BT2446A] = &pl_tone_map_bt2446a,
[TONE_MAP_SPLINE] = &pl_tone_map_spline,
[TONE_MAP_REINHARD] = &pl_tone_map_reinhard,
[TONE_MAP_MOBIUS] = &pl_tone_map_mobius,
[TONE_MAP_HABLE] = &pl_tone_map_hable,
[TONE_MAP_GAMMA] = &pl_tone_map_gamma,
[TONE_MAP_LINEAR] = &pl_tone_map_linear,
};
static const char *const var_names[] = {
"in_w", "iw", ///< width of the input video frame
"in_h", "ih", ///< height of the input video frame
@ -269,6 +252,26 @@ static void pl_av_log(void *log_ctx, enum pl_log_level level, const char *msg)
av_log(log_ctx, av_lev, "%s\n", msg);
}
static const struct pl_tone_map_function *pl_get_tonemapping_func(int tm) {
switch (tm) {
case TONE_MAP_AUTO: return &pl_tone_map_auto;
case TONE_MAP_CLIP: return &pl_tone_map_clip;
#if PL_API_VER >= 246
case TONE_MAP_ST2094_40: return &pl_tone_map_st2094_40;
case TONE_MAP_ST2094_10: return &pl_tone_map_st2094_10;
#endif
case TONE_MAP_BT2390: return &pl_tone_map_bt2390;
case TONE_MAP_BT2446A: return &pl_tone_map_bt2446a;
case TONE_MAP_SPLINE: return &pl_tone_map_spline;
case TONE_MAP_REINHARD: return &pl_tone_map_reinhard;
case TONE_MAP_MOBIUS: return &pl_tone_map_mobius;
case TONE_MAP_HABLE: return &pl_tone_map_hable;
case TONE_MAP_GAMMA: return &pl_tone_map_gamma;
case TONE_MAP_LINEAR: return &pl_tone_map_linear;
default: av_assert0(0);
}
}
static int parse_shader(AVFilterContext *avctx, const void *shader, size_t len)
{
LibplaceboContext *s = avctx->priv;
@ -365,7 +368,7 @@ static int update_settings(AVFilterContext *ctx)
s->color_map_params = *pl_color_map_params(
.intent = s->intent,
.gamut_mode = gamut_mode,
.tone_mapping_function = tonemapping_funcs[s->tonemapping],
.tone_mapping_function = pl_get_tonemapping_func(s->tonemapping),
.tone_mapping_param = s->tonemapping_param,
.tone_mapping_mode = tonemapping_mode,
.inverse_tone_mapping = s->inverse_tonemapping,

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