Lines Matching defs:gama
93 { "write_gama", "Write deprecated gama atom", 0, AV_OPT_TYPE_CONST, {.i64 = FF_MOV_FLAG_WRITE_GAMA}, INT_MIN, INT_MAX, AV_OPT_FLAG_ENCODING_PARAM, "movflags" },
112 { "mov_gamma", "gamma value for gama atom", offsetof(MOVMuxContext, gamma), AV_OPT_TYPE_FLOAT, {.dbl = 0.0 }, 0.0, 10, AV_OPT_FLAG_ENCODING_PARAM},
2027 uint32_t gama = 0;
2034 gama = (uint32_t)lrint((double)(1<<16) * gamma);
2035 av_log(s, AV_LOG_DEBUG, "writing gama value %"PRId32"\n", gama);
2039 ffio_wfourcc(pb, "gama");
2040 avio_wb32(pb, gama);
2043 av_log(s, AV_LOG_WARNING, "gamma value unknown, unable to write gama atom\n");
2470 av_log(mov->fc, AV_LOG_WARNING, "Not writing 'gama' atom. Format is not MOV.\n");