dxt4_block        187 libavcodec/dds.c             ctx->tex_funct = ctx->texdsp.dxt4_block;
dxt4_block        643 libavcodec/texturedsp.c     c->dxt4_block         = dxt4_block;
dxt4_block         50 libavcodec/texturedsp.h     int (*dxt4_block)        (uint8_t *dst, ptrdiff_t stride, const uint8_t *block);