APNG_DISPOSE_OP_PREVIOUS 716 libavcodec/pngdec.c if (avctx->codec_id == AV_CODEC_ID_APNG && s->last_dispose_op != APNG_DISPOSE_OP_PREVIOUS) { APNG_DISPOSE_OP_PREVIOUS 1024 libavcodec/pngdec.c dispose_op == APNG_DISPOSE_OP_PREVIOUS) { APNG_DISPOSE_OP_PREVIOUS 1093 libavcodec/pngdec.c if (s->last_dispose_op != APNG_DISPOSE_OP_PREVIOUS) { APNG_DISPOSE_OP_PREVIOUS 771 libavcodec/pngenc.c if (last_fctl_chunk.dispose_op != APNG_DISPOSE_OP_PREVIOUS) { APNG_DISPOSE_OP_PREVIOUS 950 libavcodec/pngenc.c } else if (s->last_frame_fctl.dispose_op != APNG_DISPOSE_OP_PREVIOUS) { APNG_DISPOSE_OP_PREVIOUS 308 libavformat/apngdec.c if (sequence_number == 0 && dispose_op == APNG_DISPOSE_OP_PREVIOUS)