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Searched refs:grain (Results 1 - 2 of 2) sorted by relevance

/third_party/ffmpeg/libavcodec/
H A Dh274.c2 * H.274 film grain synthesis
24 * H.274 film grain synthesis.
128 // Synthesize an 8x8 block of film grain by copying the pattern from `db`
154 // Generates a single 8x8 block of grain, optionally also applying the
169 // FIXME: This logic only generates grain with a single in generate()
173 // requires a nontrivial grain synthesis process (FFT). in generate()
188 // No matching intensity interval, synthesize blank film grain in generate()
238 int8_t * const grain = out_frame->data[c]; // re-use output buffer for grain in ff_h274_apply_film_grain() local
258 // Film grain synthesi in ff_h274_apply_film_grain()
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/third_party/ffmpeg/libavfilter/
H A Dvf_libplacebo.c369 .grain = s->deband_grain, in process_frames()
642 { "apply_filmgrain", "Apply film grain metadata", OFFSET(apply_filmgrain), AV_OPT_TYPE_BOOL, {.i64 = 1}, 0, 1, DYNAMIC },
649 { "deband_grain", "Deband grain", OFFSET(deband_grain), AV_OPT_TYPE_FLOAT, {.dbl = 6.0}, 0.0, 1024.0, DYNAMIC },

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