Searched refs:nextband (Results 1 - 3 of 3) sorted by relevance
| /third_party/ffmpeg/libavcodec/ |
| H A D | aacenc_utils.h | 194 * Compute a nextband map to be used with SF delta constraint utilities.
195 * The nextband array should contain 128 elements, and positions that don't
199 static inline void ff_init_nextband_map(const SingleChannelElement *sce, uint8_t *nextband) in ff_init_nextband_map() argument
205 nextband[g] = g; in ff_init_nextband_map()
211 prevband = nextband[prevband] = w*16+g; in ff_init_nextband_map()
214 nextband[prevband] = prevband; /* terminate */ in ff_init_nextband_map()
218 * Updates nextband to reflect a removed band (equivalent to
221 static inline void ff_nextband_remove(uint8_t *nextband, int prevband, int band) in ff_nextband_remove() argument
223 nextband[prevband] = nextband[ban in ff_nextband_remove()
232 ff_sfdelta_can_remove_band(const SingleChannelElement *sce, const uint8_t *nextband, int prev_sf, int band) ff_sfdelta_can_remove_band() argument
246 ff_sfdelta_can_replace(const SingleChannelElement *sce, const uint8_t *nextband, int prev_sf, int new_sf, int band) ff_sfdelta_can_replace() argument
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| H A D | aaccoder_twoloop.h | 79 uint8_t nextband[128]; in search_for_quantizers_twoloop() local
728 ff_init_nextband_map(sce, nextband); in search_for_quantizers_twoloop()
737 if (!ff_sfdelta_can_remove_band(sce, nextband, prev, w*16+g)) { in search_for_quantizers_twoloop()
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| H A D | aaccoder.c | 550 uint8_t nextband[128]; in search_for_pns() local
580 ff_init_nextband_map(sce, nextband); in search_for_pns()
620 if ((!sce->zeroes[w*16+g] && !ff_sfdelta_can_remove_band(sce, nextband, prev_sf, w*16+g)) || in search_for_pns()
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